Multi Format Codec 5.1 is a hardware video coding acceleration module found in the S5PV210 and Exynos4 Samsung SoCs. It is capable of handling a range of video codecs and this driver provides a V4L2 interface for video decoding and encoding. Signed-off-by: Kamil Debski <k.debski@xxxxxxxxxxx> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> Cc: Jeongtae Park <jtp.park@xxxxxxxxxxx> --- drivers/media/video/Kconfig | 8 + drivers/media/video/Makefile | 1 + drivers/media/video/s5p-mfc/Makefile | 5 + drivers/media/video/s5p-mfc/regs-mfc.h | 385 +++++ drivers/media/video/s5p-mfc/s5p_mfc.c | 1359 +++++++++++++++++ drivers/media/video/s5p-mfc/s5p_mfc_cmd.c | 143 ++ drivers/media/video/s5p-mfc/s5p_mfc_cmd.h | 28 + drivers/media/video/s5p-mfc/s5p_mfc_common.h | 472 ++++++ drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c | 393 +++++ drivers/media/video/s5p-mfc/s5p_mfc_ctrl.h | 27 + drivers/media/video/s5p-mfc/s5p_mfc_debug.h | 48 + drivers/media/video/s5p-mfc/s5p_mfc_dec.c | 1106 ++++++++++++++ drivers/media/video/s5p-mfc/s5p_mfc_dec.h | 23 + drivers/media/video/s5p-mfc/s5p_mfc_enc.c | 2021 ++++++++++++++++++++++++++ drivers/media/video/s5p-mfc/s5p_mfc_enc.h | 23 + drivers/media/video/s5p-mfc/s5p_mfc_inst.c | 52 + drivers/media/video/s5p-mfc/s5p_mfc_inst.h | 19 + drivers/media/video/s5p-mfc/s5p_mfc_intr.c | 94 ++ drivers/media/video/s5p-mfc/s5p_mfc_intr.h | 26 + drivers/media/video/s5p-mfc/s5p_mfc_mem.h | 55 + drivers/media/video/s5p-mfc/s5p_mfc_opr.c | 1588 ++++++++++++++++++++ drivers/media/video/s5p-mfc/s5p_mfc_opr.h | 88 ++ drivers/media/video/s5p-mfc/s5p_mfc_pm.c | 131 ++ drivers/media/video/s5p-mfc/s5p_mfc_pm.h | 24 + drivers/media/video/s5p-mfc/s5p_mfc_reg.c | 30 + drivers/media/video/s5p-mfc/s5p_mfc_reg.h | 126 ++ drivers/media/video/s5p-mfc/s5p_mfc_shm.c | 55 + drivers/media/video/s5p-mfc/s5p_mfc_shm.h | 86 ++ 28 files changed, 8416 insertions(+), 0 deletions(-) create mode 100644 drivers/media/video/s5p-mfc/Makefile create mode 100644 drivers/media/video/s5p-mfc/regs-mfc.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_cmd.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_cmd.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_common.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_ctrl.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_debug.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_dec.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_dec.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_enc.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_enc.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_inst.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_inst.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_intr.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_intr.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_mem.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_opr.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_opr.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_pm.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_pm.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_reg.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_reg.h create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_shm.c create mode 100644 drivers/media/video/s5p-mfc/s5p_mfc_shm.h diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig index bb53de7..b6d258b 100644 --- a/drivers/media/video/Kconfig +++ b/drivers/media/video/Kconfig @@ -1056,4 +1056,12 @@ config VIDEO_MEM2MEM_TESTDEV framework. +config VIDEO_SAMSUNG_S5P_MFC + tristate "Samsung S5P MFC 5.1 Video Codec" + depends on VIDEO_DEV && VIDEO_V4L2 && PLAT_S5P + select VIDEOBUF2_DMA_CONTIG + default n + help + MFC 5.1 driver for V4L2. + endif # V4L_MEM2MEM_DRIVERS diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile index f0fecd6..780d8b2 100644 --- a/drivers/media/video/Makefile +++ b/drivers/media/video/Makefile @@ -168,6 +168,7 @@ obj-$(CONFIG_VIDEO_SH_MOBILE_CEU) += sh_mobile_ceu_camera.o obj-$(CONFIG_VIDEO_OMAP1) += omap1_camera.o obj-$(CONFIG_VIDEO_SAMSUNG_S5P_FIMC) += s5p-fimc/ +obj-$(CONFIG_VIDEO_SAMSUNG_S5P_MFC) += s5p-mfc/ obj-$(CONFIG_ARCH_DAVINCI) += davinci/ diff --git a/drivers/media/video/s5p-mfc/Makefile b/drivers/media/video/s5p-mfc/Makefile new file mode 100644 index 0000000..06cc35b --- /dev/null +++ b/drivers/media/video/s5p-mfc/Makefile @@ -0,0 +1,5 @@ +obj-$(CONFIG_VIDEO_SAMSUNG_S5P_MFC) := s5p-mfc.o +s5p-mfc-y += s5p_mfc.o s5p_mfc_intr.o s5p_mfc_opr.o +s5p-mfc-y += s5p_mfc_dec.o s5p_mfc_enc.o +s5p-mfc-y += s5p_mfc_ctrl.o s5p_mfc_inst.o s5p_mfc_cmd.o +s5p-mfc-y += s5p_mfc_pm.o s5p_mfc_shm.o s5p_mfc_reg.o diff --git a/drivers/media/video/s5p-mfc/regs-mfc.h b/drivers/media/video/s5p-mfc/regs-mfc.h new file mode 100644 index 0000000..b853fee --- /dev/null +++ b/drivers/media/video/s5p-mfc/regs-mfc.h @@ -0,0 +1,385 @@ +/* + * Register definition file for Samsung MFC V5.1 Interface (FIMV) driver + * + * Kamil Debski, Copyright (c) 2010 Samsung Electronics + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef _REGS_FIMV_H +#define _REGS_FIMV_H + +#define S5P_FIMV_REG_SIZE (S5P_FIMV_END_ADDR - S5P_FIMV_START_ADDR) +#define S5P_FIMV_REG_COUNT ((S5P_FIMV_END_ADDR - S5P_FIMV_START_ADDR) / 4) + +/* Number of bits that the buffer address should be shifted for particular + * MFC buffers. */ +#define S5P_FIMV_MEM_OFFSET 11 + +#define S5P_FIMV_START_ADDR 0x0000 +#define S5P_FIMV_END_ADDR 0xe008 + +#define S5P_FIMV_SW_RESET 0x0000 +#define S5P_FIMV_RISC_HOST_INT 0x0008 + +/* Command from HOST to RISC */ +#define S5P_FIMV_HOST2RISC_CMD 0x0030 +#define S5P_FIMV_HOST2RISC_ARG1 0x0034 +#define S5P_FIMV_HOST2RISC_ARG2 0x0038 +#define S5P_FIMV_HOST2RISC_ARG3 0x003c +#define S5P_FIMV_HOST2RISC_ARG4 0x0040 + +/* Command from RISC to HOST */ +#define S5P_FIMV_RISC2HOST_CMD 0x0044 +#define S5P_FIMV_RISC2HOST_CMD_MASK 0x1FFFF +#define S5P_FIMV_RISC2HOST_ARG1 0x0048 +#define S5P_FIMV_RISC2HOST_ARG2 0x004c +#define S5P_FIMV_RISC2HOST_ARG3 0x0050 +#define S5P_FIMV_RISC2HOST_ARG4 0x0054 + +#define S5P_FIMV_FW_VERSION 0x0058 +#define S5P_FIMV_SYS_MEM_SZ 0x005c +#define S5P_FIMV_FW_STATUS 0x0080 + +/* Memory controller register */ +#define S5P_FIMV_MC_DRAMBASE_ADR_A 0x0508 +#define S5P_FIMV_MC_DRAMBASE_ADR_B 0x050c +#define S5P_FIMV_MC_STATUS 0x0510 + +/* Common register */ +#define S5P_FIMV_COMMON_BASE_A 0x0600 +#define S5P_FIMV_COMMON_BASE_B 0x0700 + +/* Decoder */ +#define S5P_FIMV_DEC_CHROMA_ADR (S5P_FIMV_COMMON_BASE_A) +#define S5P_FIMV_DEC_LUMA_ADR (S5P_FIMV_COMMON_BASE_B) + +/* H.264 decoding */ +#define S5P_FIMV_H264_VERT_NB_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x8c) /* vertical neighbor motion vector */ +#define S5P_FIMV_H264_NB_IP_ADR (S5P_FIMV_COMMON_BASE_A + 0x90) /* neighbor pixels for intra pred */ +#define S5P_FIMV_H264_MV_ADR (S5P_FIMV_COMMON_BASE_B + 0x80) /* H264 motion vector */ + +/* MPEG4 decoding */ +#define S5P_FIMV_MPEG4_NB_DCAC_ADR (S5P_FIMV_COMMON_BASE_A + 0x8c) /* neighbor AC/DC coeff. */ +#define S5P_FIMV_MPEG4_UP_NB_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x90) /* upper neighbor motion vector */ +#define S5P_FIMV_MPEG4_SA_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x94) /* subseq. anchor motion vector */ +#define S5P_FIMV_MPEG4_OT_LINE_ADR (S5P_FIMV_COMMON_BASE_A + 0x98) /* overlap transform line */ +#define S5P_FIMV_MPEG4_SP_ADR (S5P_FIMV_COMMON_BASE_A + 0xa8) /* syntax parser */ + +/* H.263 decoding */ +#define S5P_FIMV_H263_NB_DCAC_ADR (S5P_FIMV_COMMON_BASE_A + 0x8c) +#define S5P_FIMV_H263_UP_NB_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x90) +#define S5P_FIMV_H263_SA_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x94) +#define S5P_FIMV_H263_OT_LINE_ADR (S5P_FIMV_COMMON_BASE_A + 0x98) + +/* VC-1 decoding */ +#define S5P_FIMV_VC1_NB_DCAC_ADR (S5P_FIMV_COMMON_BASE_A + 0x8c) +#define S5P_FIMV_VC1_UP_NB_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x90) +#define S5P_FIMV_VC1_SA_MV_ADR (S5P_FIMV_COMMON_BASE_A + 0x94) +#define S5P_FIMV_VC1_OT_LINE_ADR (S5P_FIMV_COMMON_BASE_A + 0x98) +#define S5P_FIMV_VC1_BITPLANE3_ADR (S5P_FIMV_COMMON_BASE_A + 0x9c) /* bitplane3 */ +#define S5P_FIMV_VC1_BITPLANE2_ADR (S5P_FIMV_COMMON_BASE_A + 0xa0) /* bitplane2 */ +#define S5P_FIMV_VC1_BITPLANE1_ADR (S5P_FIMV_COMMON_BASE_A + 0xa4) /* bitplane1 */ + +/* Encoder */ +#define S5P_FIMV_ENC_REF0_LUMA_ADR (S5P_FIMV_COMMON_BASE_A + 0x1c) /* reconstructed luma */ +#define S5P_FIMV_ENC_REF1_LUMA_ADR (S5P_FIMV_COMMON_BASE_A + 0x20) +#define S5P_FIMV_ENC_REF0_CHROMA_ADR (S5P_FIMV_COMMON_BASE_B) /* reconstructed chroma */ +#define S5P_FIMV_ENC_REF1_CHROMA_ADR (S5P_FIMV_COMMON_BASE_B + 0x04) +#define S5P_FIMV_ENC_REF2_LUMA_ADR (S5P_FIMV_COMMON_BASE_B + 0x10) +#define S5P_FIMV_ENC_REF2_CHROMA_ADR (S5P_FIMV_COMMON_BASE_B + 0x08) +#define S5P_FIMV_ENC_REF3_LUMA_ADR (S5P_FIMV_COMMON_BASE_B + 0x14) +#define S5P_FIMV_ENC_REF3_CHROMA_ADR (S5P_FIMV_COMMON_BASE_B + 0x0c) + +/* H.264 encoding */ +#define S5P_FIMV_H264_UP_MV_ADR (S5P_FIMV_COMMON_BASE_A) /* upper motion vector */ +#define S5P_FIMV_H264_NBOR_INFO_ADR (S5P_FIMV_COMMON_BASE_A + 0x04) /* entropy engine's neighbor info. */ +#define S5P_FIMV_H264_UP_INTRA_MD_ADR (S5P_FIMV_COMMON_BASE_A + 0x08) /* upper intra MD */ +#define S5P_FIMV_H264_COZERO_FLAG_ADR (S5P_FIMV_COMMON_BASE_A + 0x10) /* direct cozero flag */ +#define S5P_FIMV_H264_UP_INTRA_PRED_ADR (S5P_FIMV_COMMON_BASE_B + 0x40) /* upper intra PRED */ + +/* H.263 encoding */ +#define S5P_FIMV_H263_UP_MV_ADR (S5P_FIMV_COMMON_BASE_A) /* upper motion vector */ +#define S5P_FIMV_H263_ACDC_COEF_ADR (S5P_FIMV_COMMON_BASE_A + 0x04) /* upper Q coeff. */ + +/* MPEG4 encoding */ +#define S5P_FIMV_MPEG4_UP_MV_ADR (S5P_FIMV_COMMON_BASE_A) /* upper motion vector */ +#define S5P_FIMV_MPEG4_ACDC_COEF_ADR (S5P_FIMV_COMMON_BASE_A + 0x04) /* upper Q coeff. */ +#define S5P_FIMV_MPEG4_COZERO_FLAG_ADR (S5P_FIMV_COMMON_BASE_A + 0x10) /* direct cozero flag */ + +#define S5P_FIMV_ENC_REF_B_LUMA_ADR 0x062c /* ref B Luma addr */ +#define S5P_FIMV_ENC_REF_B_CHROMA_ADR 0x0630 /* ref B Chroma addr */ + +#define S5P_FIMV_ENC_CUR_LUMA_ADR 0x0718 /* current Luma addr */ +#define S5P_FIMV_ENC_CUR_CHROMA_ADR 0x071C /* current Chroma addr */ + +/* Codec common register */ +#define S5P_FIMV_ENC_HSIZE_PX 0x0818 /* frame width at encoder */ +#define S5P_FIMV_ENC_VSIZE_PX 0x081c /* frame height at encoder */ +#define S5P_FIMV_ENC_PROFILE 0x0830 /* profile register */ +#define S5P_FIMV_ENC_PROFILE_H264_MAIN 0 +#define S5P_FIMV_ENC_PROFILE_H264_HIGH 1 +#define S5P_FIMV_ENC_PROFILE_H264_BASELINE 2 +#define S5P_FIMV_ENC_PROFILE_MPEG4_SIMPLE 0 +#define S5P_FIMV_ENC_PROFILE_MPEG4_ADVANCED_SIMPLE 1 +#define S5P_FIMV_ENC_PIC_STRUCT 0x083c /* picture field/frame flag */ +#define S5P_FIMV_ENC_LF_CTRL 0x0848 /* loop filter control */ +#define S5P_FIMV_ENC_ALPHA_OFF 0x084c /* loop filter alpha offset */ +#define S5P_FIMV_ENC_BETA_OFF 0x0850 /* loop filter beta offset */ +#define S5P_FIMV_MR_BUSIF_CTRL 0x0854 /* hidden, bus interface ctrl */ +#define S5P_FIMV_ENC_PXL_CACHE_CTRL 0x0a00 /* pixel cache control */ + +/* Channel & stream interface register */ +#define S5P_FIMV_SI_RTN_CHID 0x2000 /* Return CH instance ID register */ +#define S5P_FIMV_SI_CH0_INST_ID 0x2040 /* codec instance ID */ +#define S5P_FIMV_SI_CH1_INST_ID 0x2080 /* codec instance ID */ +/* Decoder */ +#define S5P_FIMV_SI_VRESOL 0x2004 /* vertical resolution of decoder */ +#define S5P_FIMV_SI_HRESOL 0x2008 /* horizontal resolution of decoder */ +#define S5P_FIMV_SI_BUF_NUMBER 0x200c /* number of frames in the decoded pic */ +#define S5P_FIMV_SI_DISPLAY_Y_ADR 0x2010 /* luma address of displayed pic */ +#define S5P_FIMV_SI_DISPLAY_C_ADR 0x2014 /* chroma address of displayed pic */ +#define S5P_FIMV_SI_CONSUMED_BYTES 0x2018 /* Consumed number of bytes to decode + a frame */ +#define S5P_FIMV_SI_DISPLAY_STATUS 0x201c /* status of decoded picture */ +#define S5P_FIMV_SI_FRAME_TYPE 0x2020 /* frame type such as skip/I/P/B */ + +#define S5P_FIMV_SI_CH0_SB_ST_ADR 0x2044 /* start addr of stream buf */ +#define S5P_FIMV_SI_CH0_SB_FRM_SIZE 0x2048 /* size of stream buf */ +#define S5P_FIMV_SI_CH0_DESC_ADR 0x204c /* addr of descriptor buf */ +#define S5P_FIMV_SI_CH0_CPB_SIZE 0x2058 /* max size of coded pic. buf */ +#define S5P_FIMV_SI_CH0_DESC_SIZE 0x205c /* max size of descriptor buf */ + +#define S5P_FIMV_SI_CH1_SB_ST_ADR 0x2084 /* start addr of stream buf */ +#define S5P_FIMV_SI_CH1_SB_FRM_SIZE 0x2088 /* size of stream buf */ +#define S5P_FIMV_SI_CH1_DESC_ADR 0x208c /* addr of descriptor buf */ +#define S5P_FIMV_SI_CH1_CPB_SIZE 0x2098 /* max size of coded pic. buf */ +#define S5P_FIMV_SI_CH1_DESC_SIZE 0x209c /* max size of descriptor buf */ + +#define S5P_FIMV_CRC_LUMA0 0x2030 /* luma crc data per frame(top field)*/ +#define S5P_FIMV_CRC_CHROMA0 0x2034 /* chroma crc data per frame(top field)*/ +#define S5P_FIMV_CRC_LUMA1 0x2038 /* luma crc data per bottom field */ +#define S5P_FIMV_CRC_CHROMA1 0x203c /* chroma crc data per bottom field */ + +/* Display status */ +#define S5P_FIMV_DEC_STATUS_DECODING_ONLY 0 +#define S5P_FIMV_DEC_STATUS_DECODING_DISPLAY 1 +#define S5P_FIMV_DEC_STATUS_DISPLAY_ONLY 2 +#define S5P_FIMV_DEC_STATUS_DECODING_EMPTY 3 +#define S5P_FIMV_DEC_STATUS_DECODING_STATUS_MASK 7 +#define S5P_FIMV_DEC_STATUS_PROGRESSIVE (0<<3) +#define S5P_FIMV_DEC_STATUS_INTERLACE (1<<3) +#define S5P_FIMV_DEC_STATUS_INTERLACE_MASK (1<<3) +#define S5P_FIMV_DEC_STATUS_CRC_NUMBER_TWO (0<<4) +#define S5P_FIMV_DEC_STATUS_CRC_NUMBER_FOUR (1<<4) +#define S5P_FIMV_DEC_STATUS_CRC_NUMBER_MASK (1<<4) +#define S5P_FIMV_DEC_STATUS_CRC_GENERATED (1<<5) +#define S5P_FIMV_DEC_STATUS_CRC_NOT_GENERATED (0<<5) +#define S5P_FIMV_DEC_STATUS_CRC_MASK (1<<5) + +#define S5P_FIMV_DEC_STATUS_RESOLUTION_MASK (3<<4) +#define S5P_FIMV_DEC_STATUS_RESOLUTION_INC (1<<4) +#define S5P_FIMV_DEC_STATUS_RESOLUTION_DEC (2<<4) + +/* Decode frame address */ +#define S5P_FIMV_DECODE_Y_ADR 0x2024 +#define S5P_FIMV_DECODE_C_ADR 0x2028 + +/* Decoded frame tpe */ +#define S5P_FIMV_DECODE_FRAME_TYPE 0x2020 +#define S5P_FIMV_DECODE_FRAME_MASK 7 + +#define S5P_FIMV_DECODE_FRAME_SKIPPED 0 +#define S5P_FIMV_DECODE_FRAME_I_FRAME 1 +#define S5P_FIMV_DECODE_FRAME_P_FRAME 2 +#define S5P_FIMV_DECODE_FRAME_B_FRAME 3 +#define S5P_FIMV_DECODE_FRAME_OTHER_FRAME 4 + +/* Sizes of buffers required for decoding */ +#define S5P_FIMV_DEC_NB_IP_SIZE (32 * 1024) +#define S5P_FIMV_DEC_VERT_NB_MV_SIZE (16 * 1024) +#define S5P_FIMV_DEC_NB_DCAC_SIZE (16 * 1024) +#define S5P_FIMV_DEC_UPNB_MV_SIZE (68 * 1024) +#define S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE (136 * 1024) +#define S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE (32 * 1024) +#define S5P_FIMV_DEC_VC1_BITPLANE_SIZE (2 * 1024) +#define S5P_FIMV_DEC_STX_PARSER_SIZE (68 * 1024) + +#define S5P_FIMV_DEC_BUF_ALIGN (8 * 1024) +#define S5P_FIMV_ENC_BUF_ALIGN (8 * 1024) +#define S5P_FIMV_NV12M_HALIGN 16 +#define S5P_FIMV_NV12M_LVALIGN 16 +#define S5P_FIMV_NV12M_CVALIGN 8 +#define S5P_FIMV_NV12MT_HALIGN 128 +#define S5P_FIMV_NV12MT_VALIGN 32 +#define S5P_FIMV_NV12M_SALIGN 2048 +#define S5P_FIMV_NV12MT_SALIGN 8192 + +/* Sizes of buffers required for encoding */ +#define S5P_FIMV_ENC_UPMV_SIZE 0x10000 +#define S5P_FIMV_ENC_COLFLG_SIZE 0x10000 +#define S5P_FIMV_ENC_INTRAMD_SIZE 0x10000 +#define S5P_FIMV_ENC_INTRAPRED_SIZE 0x4000 +#define S5P_FIMV_ENC_NBORINFO_SIZE 0x10000 +#define S5P_FIMV_ENC_ACDCCOEF_SIZE 0x10000 + +/* Encoder */ +#define S5P_FIMV_ENC_SI_STRM_SIZE 0x2004 /* stream size */ +#define S5P_FIMV_ENC_SI_PIC_CNT 0x2008 /* picture count */ +#define S5P_FIMV_ENC_SI_WRITE_PTR 0x200c /* write pointer */ +#define S5P_FIMV_ENC_SI_SLICE_TYPE 0x2010 /* slice type(I/P/B/IDR) */ +#define S5P_FIMV_ENC_SI_SLICE_TYPE_NON_CODED 0 +#define S5P_FIMV_ENC_SI_SLICE_TYPE_I 1 +#define S5P_FIMV_ENC_SI_SLICE_TYPE_P 2 +#define S5P_FIMV_ENC_SI_SLICE_TYPE_B 3 +#define S5P_FIMV_ENC_SI_SLICE_TYPE_SKIPPED 4 +#define S5P_FIMV_ENC_SI_SLICE_TYPE_OTHERS 5 +#define S5P_FIMV_ENCODED_Y_ADDR 0x2014 /* the addr of the encoded luma pic */ +#define S5P_FIMV_ENCODED_C_ADDR 0x2018 /* the addr of the encoded chroma pic */ + +#define S5P_FIMV_ENC_SI_CH0_SB_ADR 0x2044 /* addr of stream buf */ +#define S5P_FIMV_ENC_SI_CH0_SB_SIZE 0x204c /* size of stream buf */ +#define S5P_FIMV_ENC_SI_CH0_CUR_Y_ADR 0x2050 /* current Luma addr */ +#define S5P_FIMV_ENC_SI_CH0_CUR_C_ADR 0x2054 /* current Chroma addr */ +#define S5P_FIMV_ENC_SI_CH0_FRAME_INS 0x2058 /* frame insertion */ + +#define S5P_FIMV_ENC_SI_CH1_SB_ADR 0x2084 /* addr of stream buf */ +#define S5P_FIMV_ENC_SI_CH1_SB_SIZE 0x208c /* size of stream buf */ +#define S5P_FIMV_ENC_SI_CH1_CUR_Y_ADR 0x2090 /* current Luma addr */ +#define S5P_FIMV_ENC_SI_CH1_CUR_C_ADR 0x2094 /* current Chroma addr */ +#define S5P_FIMV_ENC_SI_CH1_FRAME_INS 0x2098 /* frame insertion */ + +#define S5P_FIMV_ENC_PIC_TYPE_CTRL 0xc504 /* pic type level control */ +#define S5P_FIMV_ENC_B_RECON_WRITE_ON 0xc508 /* B frame recon write ctrl */ +#define S5P_FIMV_ENC_MSLICE_CTRL 0xc50c /* multi slice control */ +#define S5P_FIMV_ENC_MSLICE_MB 0xc510 /* MB number in the one slice */ +#define S5P_FIMV_ENC_MSLICE_BIT 0xc514 /* bit count for one slice */ +#define S5P_FIMV_ENC_CIR_CTRL 0xc518 /* number of intra refresh MB */ +#define S5P_FIMV_ENC_MAP_FOR_CUR 0xc51c /* linear or tiled mode */ +#define S5P_FIMV_ENC_PADDING_CTRL 0xc520 /* padding control */ + +#define S5P_FIMV_ENC_RC_CONFIG 0xc5a0 /* RC config */ +#define S5P_FIMV_ENC_RC_BIT_RATE 0xc5a8 /* bit rate */ +#define S5P_FIMV_ENC_RC_QBOUND 0xc5ac /* max/min QP */ +#define S5P_FIMV_ENC_RC_RPARA 0xc5b0 /* rate control reaction coeff */ +#define S5P_FIMV_ENC_RC_MB_CTRL 0xc5b4 /* MB adaptive scaling */ + +/* Encoder for H264 only */ +#define S5P_FIMV_ENC_H264_ENTROPY_MODE 0xd004 /* CAVLC or CABAC */ +#define S5P_FIMV_ENC_H264_ALPHA_OFF 0xd008 /* loop filter alpha offset */ +#define S5P_FIMV_ENC_H264_BETA_OFF 0xd00c /* loop filter beta offset */ +#define S5P_FIMV_ENC_H264_NUM_OF_REF 0xd010 /* number of reference for P/B */ +#define S5P_FIMV_ENC_H264_TRANS_FLAG 0xd034 /* 8x8 transform flag in PPS & high profile */ + +#define S5P_FIMV_ENC_RC_FRAME_RATE 0xd0d0 /* frame rate */ + +/* Encoder for MPEG4 only */ +#define S5P_FIMV_ENC_MPEG4_QUART_PXL 0xe008 /* qpel interpolation ctrl */ + +/* Additional */ +#define S5P_FIMV_SI_CH0_DPB_CONF_CTRL 0x2068 /* DPB Config Control Register */ +#define S5P_FIMV_SLICE_INT_MASK 1 +#define S5P_FIMV_SLICE_INT_SHIFT 31 +#define S5P_FIMV_DDELAY_ENA_SHIFT 30 +#define S5P_FIMV_DDELAY_VAL_MASK 0xff +#define S5P_FIMV_DDELAY_VAL_SHIFT 16 +#define S5P_FIMV_DPB_COUNT_MASK 0xffff +#define S5P_FIMV_DPB_FLUSH_MASK 1 +#define S5P_FIMV_DPB_FLUSH_SHIFT 14 + + +#define S5P_FIMV_SI_CH0_RELEASE_BUF 0x2060 /* DPB release buffer register */ +#define S5P_FIMV_SI_CH0_HOST_WR_ADR 0x2064 /* address of shared memory */ + +/* Codec numbers */ +#define S5P_FIMV_CODEC_NONE -1 + +#define S5P_FIMV_CODEC_H264_DEC 0 +#define S5P_FIMV_CODEC_VC1_DEC 1 +#define S5P_FIMV_CODEC_MPEG4_DEC 2 +#define S5P_FIMV_CODEC_MPEG2_DEC 3 +#define S5P_FIMV_CODEC_H263_DEC 4 +#define S5P_FIMV_CODEC_VC1RCV_DEC 5 + +#define S5P_FIMV_CODEC_H264_ENC 16 +#define S5P_FIMV_CODEC_MPEG4_ENC 17 +#define S5P_FIMV_CODEC_H263_ENC 18 + +/* Channel Control Register */ +#define S5P_FIMV_CH_SEQ_HEADER 1 +#define S5P_FIMV_CH_FRAME_START 2 +#define S5P_FIMV_CH_LAST_FRAME 3 +#define S5P_FIMV_CH_INIT_BUFS 4 +#define S5P_FIMV_CH_FRAME_START_REALLOC 5 +#define S5P_FIMV_CH_MASK 7 +#define S5P_FIMV_CH_SHIFT 16 + + +/* Host to RISC command */ +#define S5P_FIMV_H2R_CMD_EMPTY 0 +#define S5P_FIMV_H2R_CMD_OPEN_INSTANCE 1 +#define S5P_FIMV_H2R_CMD_CLOSE_INSTANCE 2 +#define S5P_FIMV_H2R_CMD_SYS_INIT 3 +#define S5P_FIMV_H2R_CMD_FLUSH 4 +#define S5P_FIMV_H2R_CMD_SLEEP 5 +#define S5P_FIMV_H2R_CMD_WAKEUP 6 + +#define S5P_FIMV_R2H_CMD_EMPTY 0 +#define S5P_FIMV_R2H_CMD_OPEN_INSTANCE_RET 1 +#define S5P_FIMV_R2H_CMD_CLOSE_INSTANCE_RET 2 +#define S5P_FIMV_R2H_CMD_RSV_RET 3 +#define S5P_FIMV_R2H_CMD_SEQ_DONE_RET 4 +#define S5P_FIMV_R2H_CMD_FRAME_DONE_RET 5 +#define S5P_FIMV_R2H_CMD_SLICE_DONE_RET 6 +#define S5P_FIMV_R2H_CMD_ENC_COMPLETE_RET 7 +#define S5P_FIMV_R2H_CMD_SYS_INIT_RET 8 +#define S5P_FIMV_R2H_CMD_FW_STATUS_RET 9 +#define S5P_FIMV_R2H_CMD_SLEEP_RET 10 +#define S5P_FIMV_R2H_CMD_WAKEUP_RET 11 +#define S5P_FIMV_R2H_CMD_FLUSH_RET 12 +#define S5P_FIMV_R2H_CMD_INIT_BUFFERS_RET 15 +#define S5P_FIMV_R2H_CMD_EDFU_INIT_RET 16 +#define S5P_FIMV_R2H_CMD_ERR_RET 32 + +/* Error handling defines */ +#define S5P_FIMV_ERR_WARNINGS_START 145 +#define S5P_FIMV_ERR_DEC_MASK 0xFFFF +#define S5P_FIMV_ERR_DEC_SHIFT 0 +#define S5P_FIMV_ERR_DSPL_MASK 0xFFFF0000 +#define S5P_FIMV_ERR_DSPL_SHIFT 16 + +/* Shared memory registers' offsets */ + +/* An offset of the start position in the stream when + * the start position is not aligned */ +#define S5P_FIMV_SHARED_CROP_INFO_H 0x0020 +#define S5P_FIMV_SHARED_CROP_LEFT_MASK 0xFFFF +#define S5P_FIMV_SHARED_CROP_LEFT_SHIFT 0 +#define S5P_FIMV_SHARED_CROP_RIGHT_MASK 0xFFFF0000 +#define S5P_FIMV_SHARED_CROP_RIGHT_SHIFT 16 +#define S5P_FIMV_SHARED_CROP_INFO_V 0x0024 +#define S5P_FIMV_SHARED_CROP_TOP_MASK 0xFFFF +#define S5P_FIMV_SHARED_CROP_TOP_SHIFT 0 +#define S5P_FIMV_SHARED_CROP_BOTTOM_MASK 0xFFFF0000 +#define S5P_FIMV_SHARED_CROP_BOTTOM_SHIFT 16 +#define S5P_FIMV_SHARED_SET_FRAME_TAG 0x0004 +#define S5P_FIMV_SHARED_GET_FRAME_TAG_TOP 0x0008 +#define S5P_FIMV_SHARED_GET_FRAME_TAG_BOT 0x000C +#define S5P_FIMV_SHARED_START_BYTE_NUM 0x0018 +#define S5P_FIMV_SHARED_RC_VOP_TIMING 0x0030 +#define S5P_FIMV_SHARED_LUMA_DPB_SIZE 0x0064 +#define S5P_FIMV_SHARED_CHROMA_DPB_SIZE 0x0068 +#define S5P_FIMV_SHARED_MV_SIZE 0x006C +#define S5P_FIMV_SHARED_PIC_TIME_TOP 0x0010 +#define S5P_FIMV_SHARED_PIC_TIME_BOTTOM 0x0014 +#define S5P_FIMV_SHARED_EXT_ENC_CONTROL 0x0028 +#define S5P_FIMV_SHARED_P_B_FRAME_QP 0x0070 +#define S5P_FIMV_SHARED_ASPECT_RATIO_IDC 0x0074 +#define S5P_FIMV_SHARED_EXTENDED_SAR 0x0078 +#define S5P_FIMV_SHARED_H264_I_PERIOD 0x009C +#define S5P_FIMV_SHARED_RC_CONTROL_CONFIG 0x00A0 + +#endif /* _REGS_FIMV_H */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc.c b/drivers/media/video/s5p-mfc/s5p_mfc.c new file mode 100644 index 0000000..0732e6c --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc.c @@ -0,0 +1,1359 @@ +/* + * Samsung S5P Multi Format Codec v 5.1 + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * Kamil Debski, <k.debski@xxxxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/io.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/clk.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/version.h> +#include <linux/workqueue.h> +#include <linux/videodev2.h> +#include <media/videobuf2-core.h> + +#include <linux/delay.h> + +#include "regs-mfc.h" + +#include "s5p_mfc_opr.h" +#include "s5p_mfc_intr.h" +#include "s5p_mfc_mem.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_reg.h" +#include "s5p_mfc_shm.h" +#include "s5p_mfc_ctrl.h" +#include "s5p_mfc_dec.h" +#include "s5p_mfc_enc.h" +#include "s5p_mfc_pm.h" + +#define S5P_MFC_NAME "s5p-mfc" +#define S5P_MFC_DEC_NAME "s5p-mfc-dec" +#define S5P_MFC_ENC_NAME "s5p-mfc-enc" + +int debug; +module_param(debug, int, S_IRUGO | S_IWUSR); + +/* Helper functions for interrupt processing */ +/* Remove from hw execution round robin */ +inline void clear_work_bit(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + spin_lock(&dev->condlock); + clear_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock(&dev->condlock); +} + +/* Wake up context wait_queue */ +static inline void wake_up_ctx(struct s5p_mfc_ctx *ctx, unsigned int reason, + unsigned int err) +{ + ctx->int_cond = 1; + ctx->int_type = reason; + ctx->int_err = err; + wake_up(&ctx->queue); +} + +/* Wake up device wait_queue */ +static inline void wake_up_dev(struct s5p_mfc_dev *dev, unsigned int reason, + unsigned int err) +{ + dev->int_cond = 1; + dev->int_type = reason; + dev->int_err = err; + wake_up(&dev->queue); +} + +void s5p_mfc_watchdog(unsigned long arg) +{ + struct s5p_mfc_dev *dev = (struct s5p_mfc_dev *)arg; + + if (test_bit(0, &dev->hw_lock)) + atomic_inc(&dev->watchdog_cnt); + if (atomic_read(&dev->watchdog_cnt) >= MFC_WATCHDOG_CNT) { + /* This means that hw is busy and no interrupts were + * generated by hw for the Nth time of running this + * watchdog timer. This usually means a serious hw + * error. Now it is time to kill all instances and + * reset the MFC. */ + mfc_err("Time out during waiting for HW.\n"); + queue_work(dev->watchdog_workqueue, &dev->watchdog_work); + } + dev->watchdog_timer.expires = jiffies + + msecs_to_jiffies(MFC_WATCHDOG_INTERVAL); + add_timer(&dev->watchdog_timer); +} + +static void s5p_mfc_watchdog_worker(struct work_struct *work) +{ + struct s5p_mfc_dev *dev; + struct s5p_mfc_ctx *ctx; + int i, ret; + int mutex_locked; + unsigned long flags; + + dev = container_of(work, struct s5p_mfc_dev, watchdog_work); + mfc_err("Driver timeout error handling.\n"); + /* Lock the mutex that protects open and release. + * This is necessary as they may load and unload firmware. */ + mutex_locked = mutex_trylock(&dev->mfc_mutex); + if (!mutex_locked) + mfc_err("This is not good. Some instance may be " + "closing/opening.\n"); + spin_lock_irqsave(&dev->irqlock, flags); + + s5p_mfc_clock_off(); + + for (i = 0; i < MFC_NUM_CONTEXTS; i++) { + ctx = dev->ctx[i]; + if (ctx) { + ctx->state = MFCINST_ERROR; + s5p_mfc_cleanup_queue(&ctx->dst_queue, + &ctx->vq_dst); + s5p_mfc_cleanup_queue(&ctx->src_queue, + &ctx->vq_src); + clear_work_bit(ctx); + wake_up_ctx(ctx, S5P_FIMV_R2H_CMD_ERR_RET, 0); + } + } + clear_bit(0, &dev->hw_lock); + spin_unlock_irqrestore(&dev->irqlock, flags); + /* Double check if there is at least one instance running. + * If no instance is in memory than no firmware should be present */ + if (dev->num_inst > 0) { + ret = s5p_mfc_load_firmware(dev); + if (ret != 0) { + mfc_err("Failed to reload FW.\n"); + if (mutex_locked) + mutex_unlock(&dev->mfc_mutex); + return; + } + + s5p_mfc_clock_on(); + ret = s5p_mfc_init_hw(dev); + if (ret != 0) { + mfc_err("Failed to reinit FW.\n"); + if (mutex_locked) + mutex_unlock(&dev->mfc_mutex); + return; + } + } + if (mutex_locked) + mutex_unlock(&dev->mfc_mutex); +} + +static inline enum s5p_mfc_node_type s5p_mfc_get_node_type(struct file *file) +{ + struct video_device *vdev = video_devdata(file); + if (!vdev) { + mfc_err("failed to get video_device"); + return MFCNODE_INVALID; + } + + mfc_debug(2, "video_device index: %d\n", vdev->index); + if (vdev->index == 0) + return MFCNODE_DECODER; + else if (vdev->index == 1) + return MFCNODE_ENCODER; + else + return MFCNODE_INVALID; +} + +static void s5p_mfc_handle_frame_all_extracted(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_buf *dst_buf; + + ctx->state = MFCINST_FINISHED; + mfc_debug(2, "Decided to finish\n"); + ctx->sequence++; + while (!list_empty(&ctx->dst_queue)) { + dst_buf = list_entry(ctx->dst_queue.next, + struct s5p_mfc_buf, list); + mfc_debug(2, "Cleaning up buffer: %d\n", + dst_buf->b->v4l2_buf.index); + vb2_set_plane_payload(dst_buf->b, 0, 0); + vb2_set_plane_payload(dst_buf->b, 1, 0); + list_del(&dst_buf->list); + ctx->dst_queue_cnt--; + dst_buf->b->v4l2_buf.sequence = (ctx->sequence++); + + if (s5p_mfc_read_shm(ctx, PIC_TIME_TOP) == + s5p_mfc_read_shm(ctx, PIC_TIME_BOT)) + dst_buf->b->v4l2_buf.field = V4L2_FIELD_NONE; + else + dst_buf->b->v4l2_buf.field = V4L2_FIELD_INTERLACED; + + ctx->dec_dst_flag &= ~(1 << dst_buf->b->v4l2_buf.index); + vb2_buffer_done(dst_buf->b, VB2_BUF_STATE_DONE); + mfc_debug(2, "Cleaned up buffer: %d\n", + dst_buf->b->v4l2_buf.index); + } + mfc_debug(2, "After cleanup\n"); +} + +static void s5p_mfc_handle_frame_copy_time(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_buf *dst_buf, *src_buf; + size_t dec_y_addr = MFC_GET_ADR(DEC_DECODE_Y); + unsigned int frame_type = MFC_GET_REG(DEC_DECODE_FRAME_TYPE); + + /* Copy timestamp / timecode from decoded src to dst and set + appropraite flags */ + src_buf = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + list_for_each_entry(dst_buf, &ctx->dst_queue, list) { + if (vb2_dma_contig_plane_paddr(dst_buf->b, 0) == dec_y_addr) { + memcpy(&dst_buf->b->v4l2_buf.timecode, + &src_buf->b->v4l2_buf.timecode, + sizeof(struct v4l2_timecode)); + memcpy(&dst_buf->b->v4l2_buf.timestamp, + &src_buf->b->v4l2_buf.timestamp, + sizeof(struct timeval)); + switch (frame_type) { + case S5P_FIMV_DECODE_FRAME_I_FRAME: + dst_buf->b->v4l2_buf.flags |= + V4L2_BUF_FLAG_KEYFRAME; + break; + case S5P_FIMV_DECODE_FRAME_P_FRAME: + dst_buf->b->v4l2_buf.flags |= + V4L2_BUF_FLAG_PFRAME; + break; + case S5P_FIMV_DECODE_FRAME_B_FRAME: + dst_buf->b->v4l2_buf.flags |= + V4L2_BUF_FLAG_BFRAME; + break; + } + break; + } + } +} + +static void s5p_mfc_handle_frame_new(struct s5p_mfc_ctx *ctx, unsigned int err) +{ + struct s5p_mfc_buf *dst_buf; + size_t dspl_y_addr = MFC_GET_ADR(DEC_DISPLAY_Y); + unsigned int frame_type = MFC_GET_REG(DEC_DECODE_FRAME_TYPE); + unsigned int index; + + /* If frame is same as previous then skip and do not dequeue */ + if (frame_type == S5P_FIMV_DECODE_FRAME_SKIPPED) { + if (!ctx->after_packed_pb) + ctx->sequence++; + ctx->after_packed_pb = 0; + return; + } + ctx->sequence++; + + /* The MFC returns address of the buffer, now we have to + * check which videobuf does it correspond to */ + list_for_each_entry(dst_buf, &ctx->dst_queue, list) { + mfc_debug(2, "Listing: %d\n", dst_buf->b->v4l2_buf.index); + /* Check if this is the buffer we're looking for */ + mfc_debug(2, "0x%08zx, 0x%08x", vb2_dma_contig_plane_paddr(dst_buf->b, 0), + dspl_y_addr); + if (vb2_dma_contig_plane_paddr(dst_buf->b, 0) == dspl_y_addr) { + list_del(&dst_buf->list); + ctx->dst_queue_cnt--; + dst_buf->b->v4l2_buf.sequence = ctx->sequence; + if (s5p_mfc_read_shm(ctx, PIC_TIME_TOP) == + s5p_mfc_read_shm(ctx, PIC_TIME_BOT)) + dst_buf->b->v4l2_buf.field = V4L2_FIELD_NONE; + else + dst_buf->b->v4l2_buf.field = + V4L2_FIELD_INTERLACED; + vb2_set_plane_payload(dst_buf->b, 0, ctx->luma_size); + vb2_set_plane_payload(dst_buf->b, 1, ctx->chroma_size); + clear_bit(dst_buf->b->v4l2_buf.index, + &ctx->dec_dst_flag); + + vb2_buffer_done(dst_buf->b, + err ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE); + + index = dst_buf->b->v4l2_buf.index; + break; + } + } +} + +/* Handle frame decoding interrupt */ +static void s5p_mfc_handle_frame(struct s5p_mfc_ctx *ctx, + unsigned int reason, unsigned int err) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned int dst_frame_status; + struct s5p_mfc_buf *src_buf; + unsigned long flags; + unsigned int res_change; + + unsigned int index; + + dst_frame_status = s5p_mfc_get_dspl_status() + & S5P_FIMV_DEC_STATUS_DECODING_STATUS_MASK; + res_change = s5p_mfc_get_dspl_status() + & S5P_FIMV_DEC_STATUS_RESOLUTION_MASK; + mfc_debug(2, "Frame Status: %x\n", dst_frame_status); + + mfc_debug(2, "get frame tag: %d, %d\n", + s5p_mfc_read_shm(ctx, GET_FRAME_TAG_TOP), + s5p_mfc_read_shm(ctx, GET_FRAME_TAG_BOT)); + + if (ctx->state == MFCINST_RES_CHANGE_INIT) + ctx->state = MFCINST_RES_CHANGE_FLUSH; + + if (res_change) { + mfc_debug(2, "Resolution change set to %d\n", res_change); + ctx->state = MFCINST_RES_CHANGE_INIT; + + s5p_mfc_clear_int_flags(); + wake_up_ctx(ctx, reason, err); + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + s5p_mfc_try_run(dev); + return; + } + if (ctx->dpb_flush_flag) + ctx->dpb_flush_flag = 0; + + spin_lock_irqsave(&dev->irqlock, flags); + /* All frames remaining in the buffer have been extracted */ + if (dst_frame_status == S5P_FIMV_DEC_STATUS_DECODING_EMPTY) { + if (ctx->state == MFCINST_RES_CHANGE_FLUSH) { + mfc_debug(2, "Last frame received after resolution change.\n"); + s5p_mfc_handle_frame_all_extracted(ctx); + ctx->state = MFCINST_RES_CHANGE_END; + goto leave_handle_frame; + } else { + s5p_mfc_handle_frame_all_extracted(ctx); + } + } + + if (dst_frame_status == S5P_FIMV_DEC_STATUS_DECODING_DISPLAY || + dst_frame_status == S5P_FIMV_DEC_STATUS_DECODING_ONLY) + s5p_mfc_handle_frame_copy_time(ctx); + + /* A frame has been decoded and is in the buffer */ + if (dst_frame_status == S5P_FIMV_DEC_STATUS_DISPLAY_ONLY || + dst_frame_status == S5P_FIMV_DEC_STATUS_DECODING_DISPLAY) { + s5p_mfc_handle_frame_new(ctx, err); + } else { + mfc_debug(2, "No frame decode.\n"); + } + /* Mark source buffer as complete */ + if (dst_frame_status != S5P_FIMV_DEC_STATUS_DISPLAY_ONLY + && !list_empty(&ctx->src_queue)) { + src_buf = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, + list); + mfc_debug(2, "Packed PB test. Size:%d, prev offset: %ld, this run:" + " %d\n", src_buf->b->v4l2_planes[0].bytesused, + ctx->consumed_stream, s5p_mfc_get_consumed_stream()); + ctx->consumed_stream += s5p_mfc_get_consumed_stream(); + if (ctx->codec_mode != S5P_FIMV_CODEC_H264_DEC && + s5p_mfc_get_frame_type() == S5P_FIMV_DECODE_FRAME_P_FRAME + && ctx->consumed_stream + STUFF_BYTE < + src_buf->b->v4l2_planes[0].bytesused) { + /* Run MFC again on the same buffer */ + mfc_debug(2, "Running again the same buffer.\n"); + ctx->after_packed_pb = 1; + } else { + index = src_buf->b->v4l2_buf.index; + mfc_debug(2, "MFC needs next buffer.\n"); + ctx->consumed_stream = 0; + list_del(&src_buf->list); + ctx->src_queue_cnt--; + if (s5p_mfc_err_dec(err) > 0) + vb2_buffer_done(src_buf->b, VB2_BUF_STATE_ERROR); + else + vb2_buffer_done(src_buf->b, VB2_BUF_STATE_DONE); + } + } +leave_handle_frame: + spin_unlock_irqrestore(&dev->irqlock, flags); + mfc_debug(2, "Assesing whether this context should be run again.\n"); + /* if (!s5p_mfc_ctx_ready(ctx)) { */ + if ((ctx->src_queue_cnt == 0 && ctx->state != MFCINST_FINISHING) + || ctx->dst_queue_cnt < ctx->dpb_count) { + mfc_debug(2, "No need to run again.\n"); + clear_work_bit(ctx); + } + mfc_debug(2, "After assesing whether this context should be run again.\n"); + s5p_mfc_clear_int_flags(); + wake_up_ctx(ctx, reason, err); + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + s5p_mfc_try_run(dev); +} + +/* Error handling for interrupt */ +static inline void s5p_mfc_handle_error(struct s5p_mfc_ctx *ctx, + unsigned int reason, unsigned int err) +{ + struct s5p_mfc_dev *dev; + unsigned long flags; + + /* If no context is available then all necessary + * processing has been done. */ + if (ctx == 0) + return; + + dev = ctx->dev; + mfc_err("Interrupt Error: %08x\n", err); + s5p_mfc_clear_int_flags(); + wake_up_dev(dev, reason, err); + + /* Error recovery is dependent on the state of context */ + switch (ctx->state) { + case MFCINST_INIT: + /* This error had to happen while acquireing instance */ + case MFCINST_GOT_INST: + /* This error had to happen while parsing the header */ + case MFCINST_HEAD_PARSED: + /* This error had to happen while setting dst buffers */ + case MFCINST_RETURN_INST: + /* This error had to happen while releasing instance */ + clear_work_bit(ctx); + wake_up_ctx(ctx, reason, err); + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + ctx->state = MFCINST_ERROR; + + break; + case MFCINST_FINISHING: + case MFCINST_FINISHED: + case MFCINST_RUNNING: + /* It is higly probable that an error occured + * while decoding a frame */ + clear_work_bit(ctx); + ctx->state = MFCINST_ERROR; + /* Mark all dst buffers as having an error */ + spin_lock_irqsave(&dev->irqlock, flags); + s5p_mfc_cleanup_queue(&ctx->dst_queue, &ctx->vq_dst); + /* Mark all src buffers as having an error */ + s5p_mfc_cleanup_queue(&ctx->src_queue, &ctx->vq_src); + spin_unlock_irqrestore(&dev->irqlock, flags); + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + break; + default: + mfc_err("Encountered an error interrupt which had not been handled.\n"); + break; + } + return; +} + +/* Interrupt processing */ +static irqreturn_t s5p_mfc_irq(int irq, void *priv) +{ + struct s5p_mfc_dev *dev = priv; + struct s5p_mfc_buf *src_buf; + struct s5p_mfc_ctx *ctx; + unsigned int reason; + unsigned int err; + unsigned long flags; + unsigned int guard_width, guard_height; + + mfc_debug_enter(); + /* Reset the timeout watchdog */ + atomic_set(&dev->watchdog_cnt, 0); + ctx = dev->ctx[dev->curr_ctx]; + /* Get the reason of interrupt and the error code */ + reason = s5p_mfc_get_int_reason(); + err = s5p_mfc_get_int_err(); + mfc_debug(1, "Int reason: %d (err: %08x)\n", reason, err); + switch (reason) { + case S5P_FIMV_R2H_CMD_ERR_RET: + /* An error has occured */ + if (ctx->state == MFCINST_RUNNING && + s5p_mfc_err_dec(err) >= S5P_FIMV_ERR_WARNINGS_START) + s5p_mfc_handle_frame(ctx, reason, err); + else + s5p_mfc_handle_error(ctx, reason, err); + break; + case S5P_FIMV_R2H_CMD_SLICE_DONE_RET: + case S5P_FIMV_R2H_CMD_FRAME_DONE_RET: + if (ctx->c_ops->post_frame_start) { + if (ctx->c_ops->post_frame_start(ctx)) + mfc_err("post_frame_start() failed\n"); + + s5p_mfc_clear_int_flags(); + wake_up_ctx(ctx, reason, err); + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + s5p_mfc_try_run(dev); + } else { + s5p_mfc_handle_frame(ctx, reason, err); + } + break; + case S5P_FIMV_R2H_CMD_SEQ_DONE_RET: + if (ctx->c_ops->post_seq_start) { + if (ctx->c_ops->post_seq_start(ctx)) + mfc_err("post_seq_start() failed\n"); + } else { + ctx->img_width = s5p_mfc_get_img_width(); + ctx->img_height = s5p_mfc_get_img_height(); + + ctx->buf_width = ALIGN(ctx->img_width, + S5P_FIMV_NV12MT_HALIGN); + ctx->buf_height = ALIGN(ctx->img_height, + S5P_FIMV_NV12MT_VALIGN); + mfc_debug(2, "SEQ Done: Movie dimensions %dx%d, " + "buffer dimensions: %dx%d\n", ctx->img_width, + ctx->img_height, ctx->buf_width, + ctx->buf_height); + + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_DEC) { + + ctx->luma_size = ALIGN(ctx->buf_width * + ctx->buf_height, S5P_FIMV_DEC_BUF_ALIGN); + ctx->chroma_size = ALIGN(ctx->buf_width * + ALIGN((ctx->img_height >> 1), + S5P_FIMV_NV12MT_VALIGN), + S5P_FIMV_DEC_BUF_ALIGN); + ctx->mv_size = ALIGN(ctx->buf_width * + ALIGN((ctx->buf_height >> 2), + S5P_FIMV_NV12MT_VALIGN), + S5P_FIMV_DEC_BUF_ALIGN); + } else { + guard_width = ALIGN(ctx->img_width + 24, + S5P_FIMV_NV12MT_HALIGN); + guard_height = ALIGN(ctx->img_height + 16, + S5P_FIMV_NV12MT_VALIGN); + ctx->luma_size = ALIGN(guard_width * + guard_height, S5P_FIMV_DEC_BUF_ALIGN); + + guard_width = ALIGN(ctx->img_width + 16, + S5P_FIMV_NV12MT_HALIGN); + guard_height = ALIGN((ctx->img_height >> 1) + 4, + S5P_FIMV_NV12MT_VALIGN); + ctx->chroma_size = ALIGN(guard_width * + guard_height, S5P_FIMV_DEC_BUF_ALIGN); + + ctx->mv_size = 0; + } + + ctx->dpb_count = s5p_mfc_get_dpb_count(); + if (ctx->img_width == 0 || ctx->img_width == 0) + ctx->state = MFCINST_ERROR; + else + ctx->state = MFCINST_HEAD_PARSED; + } + + s5p_mfc_clear_int_flags(); + clear_work_bit(ctx); + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + s5p_mfc_try_run(dev); + wake_up_ctx(ctx, reason, err); + break; + case S5P_FIMV_R2H_CMD_OPEN_INSTANCE_RET: + ctx->inst_no = s5p_mfc_get_inst_no(); + ctx->state = MFCINST_GOT_INST; + clear_work_bit(ctx); + wake_up(&ctx->queue); + goto irq_cleanup_hw; + break; + case S5P_FIMV_R2H_CMD_CLOSE_INSTANCE_RET: + clear_work_bit(ctx); + ctx->state = MFCINST_FREE; + wake_up(&ctx->queue); + goto irq_cleanup_hw; + break; + case S5P_FIMV_R2H_CMD_SYS_INIT_RET: + case S5P_FIMV_R2H_CMD_FW_STATUS_RET: + case S5P_FIMV_R2H_CMD_SLEEP_RET: + case S5P_FIMV_R2H_CMD_WAKEUP_RET: + if (ctx) + clear_work_bit(ctx); + s5p_mfc_clear_int_flags(); + wake_up_dev(dev, reason, err); + clear_bit(0, &dev->hw_lock); + break; + case S5P_FIMV_R2H_CMD_INIT_BUFFERS_RET: + s5p_mfc_clear_int_flags(); + ctx->int_type = reason; + ctx->int_err = err; + ctx->int_cond = 1; + spin_lock(&dev->condlock); + clear_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock(&dev->condlock); + if (err == 0) { + ctx->state = MFCINST_RUNNING; + if (!ctx->dpb_flush_flag) { + mfc_debug(2, "INIT_BUFFERS with dpb_flush - leaving image in src queue.\n"); + spin_lock_irqsave(&dev->irqlock, flags); + if (!list_empty(&ctx->src_queue)) { + src_buf = list_entry(ctx->src_queue.next, + struct s5p_mfc_buf, list); + list_del(&src_buf->list); + ctx->src_queue_cnt--; + vb2_buffer_done(src_buf->b, + VB2_BUF_STATE_DONE); + } + spin_unlock_irqrestore(&dev->irqlock, flags); + } else { + ctx->dpb_flush_flag = 0; + } + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + wake_up(&ctx->queue); + s5p_mfc_try_run(dev); + } else { + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + BUG(); + + s5p_mfc_clock_off(); + + wake_up(&ctx->queue); + } + break; + default: + mfc_debug(2, "Unknown int reason.\n"); + s5p_mfc_clear_int_flags(); + } + mfc_debug_leave(); + return IRQ_HANDLED; +irq_cleanup_hw: + s5p_mfc_clear_int_flags(); + ctx->int_type = reason; + ctx->int_err = err; + ctx->int_cond = 1; + if (test_and_clear_bit(0, &dev->hw_lock) == 0) + mfc_err("Failed to unlock hw.\n"); + + s5p_mfc_clock_off(); + + s5p_mfc_try_run(dev); + mfc_debug(2, "%s-- (via irq_cleanup_hw)\n", __func__); + return IRQ_HANDLED; +} + +/* Open an MFC node */ +static int s5p_mfc_open(struct file *file) +{ + struct s5p_mfc_ctx *ctx = NULL; + struct s5p_mfc_dev *dev = video_drvdata(file); + struct vb2_queue *q; + unsigned long flags; + int ret = 0; + + mfc_debug_enter(); + + dev->num_inst++; /* It is guarded by mfc_mutex in vfd */ + + /* Allocate memory for context */ + ctx = kzalloc(sizeof *ctx, GFP_KERNEL); + if (!ctx) { + mfc_err("Not enough memory.\n"); + ret = -ENOMEM; + goto err_alloc; + } + + ret = v4l2_fh_init(&ctx->fh, video_devdata(file)); + if (ret) { + mfc_err("Failed to init v4l2_fh\n"); + goto err_fh; + } + + file->private_data = &ctx->fh; + v4l2_fh_add(&ctx->fh); + + ctx->dev = dev; + INIT_LIST_HEAD(&ctx->src_queue); + INIT_LIST_HEAD(&ctx->dst_queue); + ctx->src_queue_cnt = 0; + ctx->dst_queue_cnt = 0; + /* Get context number */ + ctx->num = 0; + while (dev->ctx[ctx->num]) { + ctx->num++; + if (ctx->num >= MFC_NUM_CONTEXTS) { + mfc_err("Too many open contexts.\n"); + ret = -EBUSY; + goto err_no_ctx; + } + } + /* Mark context as idle */ + spin_lock_irqsave(&dev->condlock, flags); + clear_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + dev->ctx[ctx->num] = ctx; + if (s5p_mfc_get_node_type(file) == MFCNODE_DECODER) { + ctx->type = MFCINST_DECODER; + ctx->c_ops = get_dec_codec_ops(); + /* Setup ctrl handler */ + ret = s5p_mfc_dec_ctrls_setup(ctx); + if (ret) { + mfc_err("Failed to setup mfc controls\n"); + goto err_ctrls_setup; + } + + + } else if (s5p_mfc_get_node_type(file) == MFCNODE_ENCODER) { + ctx->type = MFCINST_ENCODER; + ctx->c_ops = get_enc_codec_ops(); + /* only for encoder */ + INIT_LIST_HEAD(&ctx->ref_queue); + ctx->ref_queue_cnt = 0; + + /* Setup ctrl handler */ + ret = s5p_mfc_enc_ctrls_setup(ctx); + if (ret) { + mfc_err("Failed to setup mfc controls\n"); + goto err_ctrls_setup; + } + } else { + ret = -ENOENT; + goto err_bad_node; + } + + ctx->fh.ctrl_handler = &ctx->ctrl_handler; + ctx->inst_no = -1; + /* Load firmware if this is the first instance */ + if (dev->num_inst == 1) { + dev->watchdog_timer.expires = jiffies + + msecs_to_jiffies(MFC_WATCHDOG_INTERVAL); + add_timer(&dev->watchdog_timer); + + mfc_debug(2, "power on\n"); + ret = s5p_mfc_power_on(); + if (ret < 0) { + mfc_err("power on failed\n"); + goto err_pwr_enable; + } + + s5p_mfc_clock_on(); + + /* Load the FW */ + ret = s5p_mfc_alloc_firmware(dev); + if (ret != 0) + goto err_alloc_fw; + ret = s5p_mfc_load_firmware(dev); + if (ret != 0) + goto err_load_fw; + + /* Init the FW */ + ret = s5p_mfc_init_hw(dev); + if (ret != 0) + goto err_init_hw; + + s5p_mfc_clock_off(); + } + + /* Init videobuf2 queue for CAPTURE */ + q = &ctx->vq_dst; + q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + q->drv_priv = &ctx->fh; + if (s5p_mfc_get_node_type(file) == MFCNODE_DECODER) { + q->io_modes = VB2_MMAP; + q->ops = get_dec_queue_ops(); + } else { + q->io_modes = VB2_MMAP | VB2_USERPTR; + q->ops = get_enc_queue_ops(); + } + + q->mem_ops = (struct vb2_mem_ops *)&vb2_dma_contig_memops; + ret = vb2_queue_init(q); + if (ret) { + mfc_err("Failed to initialize videobuf2 queue(capture)\n"); + goto err_queue_init; + } + + /* Init videobuf2 queue for OUTPUT */ + q = &ctx->vq_src; + q->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; + q->io_modes = VB2_MMAP; + q->drv_priv = &ctx->fh; + if (s5p_mfc_get_node_type(file) == MFCNODE_DECODER) { + q->io_modes = VB2_MMAP; + q->ops = get_dec_queue_ops(); + } else { + q->io_modes = VB2_MMAP | VB2_USERPTR; + q->ops = get_enc_queue_ops(); + } + + q->mem_ops = (struct vb2_mem_ops *)&vb2_dma_contig_memops; + ret = vb2_queue_init(q); + if (ret) { + mfc_err("Failed to initialize videobuf2 queue(output)\n"); + goto err_queue_init; + } + + init_waitqueue_head(&ctx->queue); + mfc_debug(2, "%s-- (via irq_cleanup_hw)\n", __func__); + return ret; + + /* Deinit when failure occured */ +err_queue_init: +err_init_hw: +err_load_fw: + s5p_mfc_release_firmware(dev); +err_alloc_fw: + dev->ctx[ctx->num] = 0; + del_timer_sync(&dev->watchdog_timer); + s5p_mfc_clock_off(); +err_pwr_enable: + if (dev->num_inst == 1) { + if (s5p_mfc_power_off() < 0) + mfc_err("power off failed\n"); + s5p_mfc_release_firmware(dev); + } +err_ctrls_setup: + s5p_mfc_dec_ctrls_delete(ctx); +err_bad_node: +err_no_ctx: + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); +err_fh: + kfree(ctx); +err_alloc: + dev->num_inst--; + mfc_debug_leave(); + return ret; +} + +/* Release MFC context */ +static int s5p_mfc_release(struct file *file) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(file->private_data); + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + mfc_debug_enter(); + + s5p_mfc_clock_on(); + vb2_queue_release(&ctx->vq_src); + vb2_queue_release(&ctx->vq_dst); + + /* Mark context as idle */ + spin_lock_irqsave(&dev->condlock, flags); + clear_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + /* If instance was initialised then + * return instance and free reosurces */ + if (ctx->inst_no != MFC_NO_INSTANCE_SET) { + mfc_debug(2, "Has to free instance.\n"); + ctx->state = MFCINST_RETURN_INST; + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_try_run(dev); + /* Wait until instance is returned or timeout occured */ + if (s5p_mfc_wait_for_done_ctx + (ctx, S5P_FIMV_R2H_CMD_CLOSE_INSTANCE_RET, 0)) { + s5p_mfc_clock_off(); + mfc_err("Err returning instance.\n"); + } + mfc_debug(2, "After free instance.\n"); + /* Free resources */ + s5p_mfc_release_codec_buffers(ctx); + s5p_mfc_release_instance_buffer(ctx); + if (ctx->type == MFCINST_DECODER) + s5p_mfc_release_dec_desc_buffer(ctx); + + ctx->inst_no = MFC_NO_INSTANCE_SET; + } + /* hardware locking scheme */ + if (dev->curr_ctx == ctx->num) + clear_bit(0, &dev->hw_lock); + + dev->num_inst--; + + if (dev->num_inst == 0) { + mfc_debug(2, "Last instance - release firmware.\n"); + /* reset <-> F/W release */ + s5p_mfc_reset(); + s5p_mfc_release_firmware(dev); + del_timer_sync(&dev->watchdog_timer); + + mfc_debug(2, "power off\n"); + if (s5p_mfc_power_off() < 0) + mfc_err("power off failed\n"); + } + + mfc_debug(2, "Shutting down clock.\n"); + s5p_mfc_clock_off(); + dev->ctx[ctx->num] = 0; + s5p_mfc_dec_ctrls_delete(ctx); + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + kfree(ctx); + + mfc_debug_leave(); + return 0; +} + +/* Poll */ +static unsigned int s5p_mfc_poll(struct file *file, + struct poll_table_struct *wait) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(file->private_data); + struct s5p_mfc_dev *dev = ctx->dev; + struct vb2_queue *src_q, *dst_q; + struct vb2_buffer *src_vb = NULL, *dst_vb = NULL; + unsigned int rc = 0; + unsigned long flags; + + src_q = &ctx->vq_src; + dst_q = &ctx->vq_dst; + + /* + * There has to be at least one buffer queued on each queued_list, which + * means either in driver already or waiting for driver to claim it + * and start processing. + */ + if ((!src_q->streaming || list_empty(&src_q->queued_list)) + && (!dst_q->streaming || list_empty(&dst_q->queued_list))) { + rc = POLLERR; + goto end; + } + + mutex_unlock(&dev->mfc_mutex); + + poll_wait(file, &src_q->done_wq, wait); + poll_wait(file, &dst_q->done_wq, wait); + + mutex_lock(&dev->mfc_mutex); + + spin_lock_irqsave(&src_q->done_lock, flags); + if (!list_empty(&src_q->done_list)) + src_vb = list_first_entry(&src_q->done_list, struct vb2_buffer, + done_entry); + if (src_vb && (src_vb->state == VB2_BUF_STATE_DONE + || src_vb->state == VB2_BUF_STATE_ERROR)) + rc |= POLLOUT | POLLWRNORM; + spin_unlock_irqrestore(&src_q->done_lock, flags); + + spin_lock_irqsave(&dst_q->done_lock, flags); + if (!list_empty(&dst_q->done_list)) + dst_vb = list_first_entry(&dst_q->done_list, struct vb2_buffer, + done_entry); + if (dst_vb && (dst_vb->state == VB2_BUF_STATE_DONE + || dst_vb->state == VB2_BUF_STATE_ERROR)) + rc |= POLLIN | POLLRDNORM; + spin_unlock_irqrestore(&dst_q->done_lock, flags); +end: + return rc; +} + +/* Mmap */ +static int s5p_mfc_mmap(struct file *file, struct vm_area_struct *vma) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(file->private_data); + unsigned long offset = vma->vm_pgoff << PAGE_SHIFT; + int ret; + mfc_debug_enter(); + if (offset < DST_QUEUE_OFF_BASE) { + mfc_debug(2, "mmaping source.\n"); + ret = vb2_mmap(&ctx->vq_src, vma); + } else { /* capture */ + mfc_debug(2, "mmaping destination.\n"); + vma->vm_pgoff -= (DST_QUEUE_OFF_BASE >> PAGE_SHIFT); + ret = vb2_mmap(&ctx->vq_dst, vma); + } + mfc_debug_leave(); + return ret; +} + +/* v4l2 ops */ +static const struct v4l2_file_operations s5p_mfc_fops = { + .owner = THIS_MODULE, + .open = s5p_mfc_open, + .release = s5p_mfc_release, + .poll = s5p_mfc_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = s5p_mfc_mmap, +}; + +/* videodec structure */ +static struct video_device s5p_mfc_dec_videodev = { + .name = S5P_MFC_DEC_NAME, + .fops = &s5p_mfc_fops, + .minor = -1, + .release = video_device_release, +}; + +static struct video_device s5p_mfc_enc_videodev = { + .name = S5P_MFC_ENC_NAME, + .fops = &s5p_mfc_fops, + .minor = -1, + .release = video_device_release, +}; + +static int match_child(struct device *dev, void *data) +{ + if (!dev_name(dev)) + return 0; + return !strcmp(dev_name(dev), (char *)data); +} + + +/* MFC probe function */ +static int __devinit s5p_mfc_probe(struct platform_device *pdev) +{ + struct s5p_mfc_dev *dev; + struct video_device *vfd; + struct resource *res; + int ret = -ENOENT; + size_t size; + pr_debug("%s++\n", __func__); + dev = kzalloc(sizeof *dev, GFP_KERNEL); + + if (!dev) { + dev_err(&pdev->dev, "Not enough memory for MFC device.\n"); + return -ENOMEM; + } + + spin_lock_init(&dev->irqlock); + spin_lock_init(&dev->condlock); + dev_dbg(&pdev->dev, "Initialised spin lock\n"); + dev->plat_dev = pdev; + if (!dev->plat_dev) { + dev_err(&pdev->dev, "No platform data specified\n"); + ret = -ENODEV; + goto err_dev; + } + + dev_dbg(&pdev->dev, "Getting clocks\n"); + ret = s5p_mfc_init_pm(dev); + if (ret < 0) { + dev_err(&pdev->dev, "failed to get mfc clock source\n"); + goto err_clk; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "failed to get memory region resource.\n"); + ret = -ENOENT; + goto err_res; + } + size = (res->end - res->start) + 1; + dev->mfc_mem = request_mem_region(res->start, size, pdev->name); + if (dev->mfc_mem == NULL) { + dev_err(&pdev->dev, "failed to get memory region.\n"); + ret = -ENOENT; + goto err_mem_reg; + } + dev->regs_base = ioremap(dev->mfc_mem->start, + dev->mfc_mem->end - dev->mfc_mem->start + 1); + if (dev->regs_base == NULL) { + dev_err(&pdev->dev, "failed to ioremap address region.\n"); + ret = -ENOENT; + goto err_ioremap; + } + + s5p_mfc_init_reg(dev->regs_base); + + res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (res == NULL) { + dev_err(&pdev->dev, "failed to get irq resource.\n"); + ret = -ENOENT; + goto err_get_res; + } + dev->irq = res->start; + ret = request_irq(dev->irq, s5p_mfc_irq, IRQF_DISABLED, pdev->name, + dev); + if (ret != 0) { + dev_err(&pdev->dev, "Failed to install irq (%d)\n", ret); + goto err_req_irq; + } + + dev->mem_dev_l = device_find_child(&dev->plat_dev->dev, "s5p-mfc-l", match_child); + if (!dev->mem_dev_l) { + mfc_err("Mem child (L) device get failed\n"); + ret = -ENODEV; + goto err_find_child; + } + dev->mem_dev_r = device_find_child(&dev->plat_dev->dev, "s5p-mfc-r", match_child); + if (!dev->mem_dev_r) { + mfc_err("Mem child (R) device get failed\n"); + ret = -ENODEV; + goto err_find_child; + } + + dev->alloc_ctx[0] = vb2_dma_contig_init_ctx(dev->mem_dev_l); + if (IS_ERR_OR_NULL(dev->alloc_ctx[0])) { + ret = PTR_ERR(dev->alloc_ctx[0]); + goto err_mem_init_ctx_0; + } + dev->alloc_ctx[1] = vb2_dma_contig_init_ctx(dev->mem_dev_r); + if (IS_ERR_OR_NULL(dev->alloc_ctx[1])) { + ret = PTR_ERR(dev->alloc_ctx[1]); + goto err_mem_init_ctx_1; + } + + mutex_init(&dev->mfc_mutex); + + ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); + if (ret) + goto err_v4l2_dev_reg; + init_waitqueue_head(&dev->queue); + + + /* decoder */ + vfd = video_device_alloc(); + if (!vfd) { + v4l2_err(&dev->v4l2_dev, "Failed to allocate video device\n"); + ret = -ENOMEM; + goto err_dec_alloc; + } + *vfd = s5p_mfc_dec_videodev; + + vfd->ioctl_ops = get_dec_v4l2_ioctl_ops(); + + vfd->lock = &dev->mfc_mutex; + vfd->v4l2_dev = &dev->v4l2_dev; + snprintf(vfd->name, sizeof(vfd->name), "%s", s5p_mfc_dec_videodev.name); + + dev->vfd_dec = vfd; + + ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); + if (ret) { + v4l2_err(&dev->v4l2_dev, "Failed to register video device\n"); + video_device_release(vfd); + goto err_dec_reg; + } + v4l2_info(&dev->v4l2_dev, "decoder registered as /dev/video%d\n", + vfd->num); + + video_set_drvdata(vfd, dev); + + /* encoder */ + vfd = video_device_alloc(); + if (!vfd) { + v4l2_err(&dev->v4l2_dev, "Failed to allocate video device\n"); + ret = -ENOMEM; + goto err_enc_alloc; + } + *vfd = s5p_mfc_enc_videodev; + + vfd->ioctl_ops = get_enc_v4l2_ioctl_ops(); + + vfd->lock = &dev->mfc_mutex; + vfd->v4l2_dev = &dev->v4l2_dev; + snprintf(vfd->name, sizeof(vfd->name), "%s", s5p_mfc_enc_videodev.name); + + dev->vfd_enc = vfd; + + ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); + if (ret) { + v4l2_err(&dev->v4l2_dev, "Failed to register video device\n"); + video_device_release(vfd); + goto err_enc_reg; + } + v4l2_info(&dev->v4l2_dev, "encoder registered as /dev/video%d\n", + vfd->num); + + video_set_drvdata(vfd, dev); + + platform_set_drvdata(pdev, dev); + + dev->hw_lock = 0; + dev->watchdog_workqueue = create_singlethread_workqueue(S5P_MFC_NAME); + INIT_WORK(&dev->watchdog_work, s5p_mfc_watchdog_worker); + atomic_set(&dev->watchdog_cnt, 0); + init_timer(&dev->watchdog_timer); + dev->watchdog_timer.data = (unsigned long)dev; + dev->watchdog_timer.function = s5p_mfc_watchdog; + + pr_debug("%s--\n", __func__); + return 0; + +/* Deinit MFC if probe had failed */ +err_enc_reg: + video_device_release(dev->vfd_enc); +err_enc_alloc: + video_unregister_device(dev->vfd_dec); +err_dec_reg: + video_device_release(dev->vfd_dec); +err_dec_alloc: + v4l2_device_unregister(&dev->v4l2_dev); +err_v4l2_dev_reg: + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx[1]); +err_mem_init_ctx_1: + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx[0]); +err_mem_init_ctx_0: +err_find_child: + free_irq(dev->irq, dev); +err_req_irq: +err_get_res: + iounmap(dev->regs_base); + dev->regs_base = NULL; +err_ioremap: + release_resource(dev->mfc_mem); + kfree(dev->mfc_mem); +err_mem_reg: +err_res: + s5p_mfc_final_pm(dev); +err_clk: + +err_dev: + kfree(dev); + pr_debug("%s-- with error\n", __func__); + return ret; +} + +/* Remove the driver */ +static int __devexit s5p_mfc_remove(struct platform_device *pdev) +{ + struct s5p_mfc_dev *dev = platform_get_drvdata(pdev); + + dev_dbg(&pdev->dev, "%s++\n", __func__); + v4l2_info(&dev->v4l2_dev, "Removing %s\n", pdev->name); + del_timer_sync(&dev->watchdog_timer); + flush_workqueue(dev->watchdog_workqueue); + destroy_workqueue(dev->watchdog_workqueue); + video_unregister_device(dev->vfd_enc); + video_unregister_device(dev->vfd_dec); + v4l2_device_unregister(&dev->v4l2_dev); + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx[0]); + vb2_dma_contig_cleanup_ctx(dev->alloc_ctx[1]); + free_irq(dev->irq, dev); + iounmap(dev->regs_base); + if (dev->mfc_mem != NULL) { + release_resource(dev->mfc_mem); + kfree(dev->mfc_mem); + dev->mfc_mem = NULL; + } + s5p_mfc_final_pm(dev); + kfree(dev); + dev_dbg(&pdev->dev, "%s--\n", __func__); + return 0; +} + +#ifdef CONFIG_PM +static int s5p_mfc_suspend(struct device *dev) +{ + struct s5p_mfc_dev *m_dev = + platform_get_drvdata(to_platform_device(dev)); + int ret; + + if (m_dev->num_inst == 0) + return 0; + + ret = s5p_mfc_sleep(m_dev); + + return ret; +} + +static int s5p_mfc_resume(struct device *dev) +{ + struct s5p_mfc_dev *m_dev = + platform_get_drvdata(to_platform_device(dev)); + int ret; + if (m_dev->num_inst == 0) + return 0; + ret = s5p_mfc_wakeup(m_dev); + return ret; +} +#ifdef CONFIG_PM_RUNTIME +static int s5p_mfc_runtime_suspend(struct device *dev) +{ + struct s5p_mfc_dev *m_dev = + platform_get_drvdata(to_platform_device(dev)); + atomic_set(&m_dev->pm.power, 0); + return 0; +} + +static int s5p_mfc_runtime_idle(struct device *dev) +{ + return 0; +} + +static int s5p_mfc_runtime_resume(struct device *dev) +{ + struct s5p_mfc_dev *m_dev = + platform_get_drvdata(to_platform_device(dev)); + int pre_power; + if (!m_dev->alloc_ctx) + return 0; + pre_power = atomic_read(&m_dev->pm.power); + atomic_set(&m_dev->pm.power, 1); + return 0; +} +#endif + +#else +#define s5p_mfc_suspend NULL +#define s5p_mfc_resume NULL +#ifdef CONFIG_PM_RUNTIME +#define mfc_runtime_idle NULL +#define mfc_runtime_suspend NULL +#define mfc_runtime_resume NULL +#endif +#endif + +/* Power management */ +static const struct dev_pm_ops s5p_mfc_pm_ops = { + .suspend = s5p_mfc_suspend, + .resume = s5p_mfc_resume, +#ifdef CONFIG_PM_RUNTIME + .runtime_idle = s5p_mfc_runtime_idle, + .runtime_suspend = s5p_mfc_runtime_suspend, + .runtime_resume = s5p_mfc_runtime_resume, +#endif +}; + +static struct platform_driver s5p_mfc_pdrv = { + .probe = s5p_mfc_probe, + .remove = __devexit_p(s5p_mfc_remove), + .driver = { + .name = S5P_MFC_NAME, + .owner = THIS_MODULE, + .pm = &s5p_mfc_pm_ops + }, +}; + +static char banner[] __initdata = + "S5P MFC V4L2 Driver, (c) 2010 Samsung Electronics\n"; + +static int __init s5p_mfc_init(void) +{ + pr_info("%s", banner); + if (platform_driver_register(&s5p_mfc_pdrv) != 0) { + pr_err("Platform device registration failed..\n"); + return -1; + } + return 0; +} + +static void __devexit s5p_mfc_exit(void) +{ + platform_driver_unregister(&s5p_mfc_pdrv); +} + +module_init(s5p_mfc_init); +module_exit(s5p_mfc_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Kamil Debski <k.debski@xxxxxxxxxxx>"); + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c b/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c new file mode 100644 index 0000000..e640ad9 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c @@ -0,0 +1,143 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_cmd.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include "regs-mfc.h" + +#include "s5p_mfc_common.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_reg.h" +#include "s5p_mfc_cmd.h" +#include "s5p_mfc_mem.h" + +static int s5p_mfc_cmd_host2risc(int cmd, struct s5p_mfc_cmd_args *args) +{ + int cur_cmd; + unsigned long timeout; + + timeout = jiffies + msecs_to_jiffies(MFC_BW_TIMEOUT); + + /* wait until host to risc command register becomes 'H2R_CMD_EMPTY' */ + do { + if (time_after(jiffies, timeout)) { + mfc_err("Timeout while waiting for hardware.\n"); + return -EIO; + } + + cur_cmd = s5p_mfc_read_reg(S5P_FIMV_HOST2RISC_CMD); + } while (cur_cmd != S5P_FIMV_H2R_CMD_EMPTY); + + s5p_mfc_write_reg(args->arg[0], S5P_FIMV_HOST2RISC_ARG1); + s5p_mfc_write_reg(args->arg[1], S5P_FIMV_HOST2RISC_ARG2); + s5p_mfc_write_reg(args->arg[2], S5P_FIMV_HOST2RISC_ARG3); + s5p_mfc_write_reg(args->arg[3], S5P_FIMV_HOST2RISC_ARG4); + + /* Issue the command */ + s5p_mfc_write_reg(cmd, S5P_FIMV_HOST2RISC_CMD); + + return 0; +} + +int s5p_mfc_sys_init_cmd(struct s5p_mfc_dev *dev) +{ + struct s5p_mfc_cmd_args h2r_args; + int ret; + + mfc_debug_enter(); + + memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); + h2r_args.arg[0] = FIRMWARE_CODE_SIZE; + + ret = s5p_mfc_cmd_host2risc(S5P_FIMV_H2R_CMD_SYS_INIT, &h2r_args); + + mfc_debug_leave(); + + return ret; +} + +int s5p_mfc_sleep_cmd(struct s5p_mfc_dev *dev) +{ + struct s5p_mfc_cmd_args h2r_args; + int ret; + + mfc_debug_enter(); + + memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); + + ret = s5p_mfc_cmd_host2risc(S5P_FIMV_H2R_CMD_SLEEP, &h2r_args); + + mfc_debug_leave(); + + return ret; +} + +int s5p_mfc_wakeup_cmd(struct s5p_mfc_dev *dev) +{ + struct s5p_mfc_cmd_args h2r_args; + int ret; + + mfc_debug_enter(); + + memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); + + ret = s5p_mfc_cmd_host2risc(S5P_FIMV_H2R_CMD_WAKEUP, &h2r_args); + + mfc_debug_leave(); + + return ret; +} + +/* Open a new instance and get its number */ +int s5p_mfc_open_inst_cmd(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_cmd_args h2r_args; + int ret; + + mfc_debug_enter(); + + mfc_debug(2, "Requested codec mode: %d\n", ctx->codec_mode); + + memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); + h2r_args.arg[0] = ctx->codec_mode; + h2r_args.arg[1] = 0; /* no crc & no pixelcache */ + h2r_args.arg[2] = ctx->context_ofs; + h2r_args.arg[3] = ctx->context_size; + + ret = s5p_mfc_cmd_host2risc(S5P_FIMV_H2R_CMD_OPEN_INSTANCE, &h2r_args); + + mfc_debug_leave(); + + return ret; +} + +/* Close instance */ +int s5p_mfc_close_inst_cmd(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_cmd_args h2r_args; + int ret = 0; + + mfc_debug_enter(); + + if (ctx->state != MFCINST_FREE) { + memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args)); + h2r_args.arg[0] = ctx->inst_no; + + ret = s5p_mfc_cmd_host2risc(S5P_FIMV_H2R_CMD_CLOSE_INSTANCE, + &h2r_args); + } else { + ret = -EINVAL; + } + + mfc_debug_leave(); + + return ret; +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_cmd.h b/drivers/media/video/s5p-mfc/s5p_mfc_cmd.h new file mode 100644 index 0000000..730e4d1 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_cmd.h @@ -0,0 +1,28 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_cmd.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_CMD_H +#define __S5P_MFC_CMD_H __FILE__ + +#define MAX_H2R_ARG 4 + +struct s5p_mfc_cmd_args { + unsigned int arg[MAX_H2R_ARG]; +}; + +int s5p_mfc_sys_init_cmd(struct s5p_mfc_dev *dev); +int s5p_mfc_sleep_cmd(struct s5p_mfc_dev *dev); +int s5p_mfc_wakeup_cmd(struct s5p_mfc_dev *dev); +int s5p_mfc_open_inst_cmd(struct s5p_mfc_ctx *ctx); +int s5p_mfc_close_inst_cmd(struct s5p_mfc_ctx *ctx); + +#endif /* __S5P_MFC_CMD_H */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_common.h b/drivers/media/video/s5p-mfc/s5p_mfc_common.h new file mode 100644 index 0000000..c972a09 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_common.h @@ -0,0 +1,472 @@ +/* + * Samsung S5P Multi Format Codec v 5.0 + * + * This file contains definitions of enums and structs used by the codec + * driver. + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * Kamil Debski, <k.debski@xxxxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the + * License, or (at your option) any later version + */ + +#ifndef S5P_MFC_COMMON_H_ +#define S5P_MFC_COMMON_H_ + +#include <linux/videodev2.h> + +#include <media/v4l2-device.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-ctrls.h> + +#include <media/videobuf2-core.h> + +#include "regs-mfc.h" + +#define MFC_MAX_EXTRA_DPB 5 +#define MFC_MAX_BUFFERS 32 + +#define MFC_NUM_CONTEXTS 4 +/* Interrupt timeout */ +#define MFC_INT_TIMEOUT 2000 +/* Busy wait timeout */ +#define MFC_BW_TIMEOUT 500 +/* Watchdog interval */ +#define MFC_WATCHDOG_INTERVAL 1000 +/* After how many executions watchdog should assume lock up */ +#define MFC_WATCHDOG_CNT 10 + +#define MFC_NO_INSTANCE_SET -1 + +#define MFC_ENC_CAP_PLANE_COUNT 1 +#define MFC_ENC_OUT_PLANE_COUNT 2 + +#define STUFF_BYTE 4 + +#define MFC_MAX_CTRLS 64 + +enum s5p_mfc_fmt_type { + MFC_FMT_DEC = 0, + MFC_FMT_ENC = 1, + MFC_FMT_RAW = 2, +}; + +/** + * enum s5p_mfc_node_type - The type of an MFC device node. + */ +enum s5p_mfc_node_type { + MFCNODE_INVALID = -1, + MFCNODE_DECODER = 0, + MFCNODE_ENCODER = 1, +}; + +/** + * enum s5p_mfc_inst_type - The type of an MFC instance. + */ +enum s5p_mfc_inst_type { + MFCINST_INVALID = 0, + MFCINST_DECODER = 1, + MFCINST_ENCODER = 2, +}; + +/** + * enum s5p_mfc_inst_state - The state of an MFC instance. + */ +enum s5p_mfc_inst_state { + MFCINST_FREE = 0, + MFCINST_INIT = 100, + MFCINST_GOT_INST, + MFCINST_HEAD_PARSED, + MFCINST_BUFS_SET, + MFCINST_RUNNING, + MFCINST_FINISHING, + MFCINST_FINISHED, + MFCINST_RETURN_INST, + MFCINST_ERROR, + MFCINST_ABORT, + MFCINST_RES_CHANGE_INIT, + MFCINST_RES_CHANGE_FLUSH, + MFCINST_RES_CHANGE_END, +}; + +/** + * enum s5p_mfc_queue_state - The state of buffer queue. + */ +enum s5p_mfc_queue_state { + QUEUE_FREE = 0, + QUEUE_BUFS_REQUESTED, + QUEUE_BUFS_QUERIED, + QUEUE_BUFS_MMAPED, +}; + +enum s5p_mfc_decode_arg { + MFC_DEC_FRAME, + MFC_DEC_LAST_FRAME, + MFC_DEC_RES_CHANGE, +}; + +struct s5p_mfc_ctx; + +/** + * struct s5p_mfc_buf - MFC buffer + */ +struct s5p_mfc_buf { + struct list_head list; + struct vb2_buffer *b; + union { + struct { + size_t luma; + size_t chroma; + } raw; + size_t stream; + } cookie; + int used; +}; + + +struct s5p_mfc_pm { + struct clk *clock; + struct clk *clock_gate; + atomic_t power; +#ifdef CONFIG_PM_RUNTIME + struct device *device; +#endif +}; + +/** + * struct s5p_mfc_dev - The struct containing driver internal parameters. + */ +struct s5p_mfc_dev { + struct v4l2_device v4l2_dev; + struct video_device *vfd_dec; + struct video_device *vfd_enc; + struct platform_device *plat_dev; + + struct device *mem_dev_l; + struct device *mem_dev_r; + + void __iomem *regs_base; + int irq; + struct resource *mfc_mem; + + struct v4l2_ctrl_handler dec_ctrl_handler; + struct v4l2_ctrl_handler enc_ctrl_handler; + + struct s5p_mfc_pm pm; + + int num_inst; + spinlock_t irqlock; + spinlock_t condlock; + + struct mutex mfc_mutex; + + int int_cond; + int int_type; + unsigned int int_err; + wait_queue_head_t queue; + + size_t port_a; + size_t port_b; + + unsigned long hw_lock; + + struct s5p_mfc_ctx *ctx[MFC_NUM_CONTEXTS]; + int curr_ctx; + unsigned long ctx_work_bits; + + atomic_t watchdog_cnt; + struct timer_list watchdog_timer; + struct workqueue_struct *watchdog_workqueue; + struct work_struct watchdog_work; + + void *alloc_ctx[2]; +}; + +struct s5p_mfc_h264_enc_params { + enum v4l2_mpeg_video_h264_profile profile; + enum v4l2_mpeg_video_h264_loop_filter_mode loop_filter_mode; + s8 loop_filter_alpha; + s8 loop_filter_beta; + enum v4l2_mpeg_video_h264_symbol_mode entropy_mode; + u8 max_ref_pic; + u8 num_ref_pic_4p; + int _8x8_transform; + int rc_mb; + int rc_mb_dark; + int rc_mb_smooth; + int rc_mb_static; + int rc_mb_activity; + int vui_sar; + u8 vui_sar_idc; + u16 vui_ext_sar_width; + u16 vui_ext_sar_height; + int open_gop; + u16 open_gop_size; + u8 rc_frame_qp; + u8 rc_min_qp; + u8 rc_max_qp; + u8 rc_p_frame_qp; + u8 rc_b_frame_qp; + enum v4l2_mpeg_video_h264_level level_v4l2; + int level; + u16 cpb_size; +}; + +struct s5p_mfc_mpeg4_enc_params { + /* MPEG4 Only */ + enum v4l2_mpeg_video_mpeg4_profile profile; + int quarter_pixel; + u16 vop_time_res; + u16 vop_frm_delta; + u8 rc_frame_qp; + u8 rc_min_qp; + u8 rc_max_qp; + u8 rc_p_frame_qp; + u8 rc_b_frame_qp; + enum v4l2_mpeg_video_mpeg4_level level_v4l2; + int level; + /* Common for MPEG4, H263 */ +}; + +struct s5p_mfc_enc_params { + u16 width; + u16 height; + + u16 gop_size; + enum v4l2_mpeg_video_multi_slice_mode slice_mode; + u16 slice_mb; + u32 slice_bit; + u16 intra_refresh_mb; + int pad; + u8 pad_luma; + u8 pad_cb; + u8 pad_cr; + int rc_frame; + u32 rc_bitrate; + u16 rc_reaction_coeff; + u16 vbv_size; + + enum v4l2_mpeg_video_header_mode seq_hdr_mode; + enum v4l2_mpeg_mfc51_video_frame_skip_mode frame_skip_mode; + int fixed_target_bit; + + u8 num_b_frame; + u32 rc_framerate_num; + u32 rc_framerate_denom; + int interlace; + + union { + struct s5p_mfc_h264_enc_params h264; + struct s5p_mfc_mpeg4_enc_params mpeg4; + } codec; + +}; + +enum s5p_mfc_ctrl_type { + MFC_CTRL_TYPE_SET = 0x1, + MFC_CTRL_TYPE_GET = 0x2, +}; + +enum s5p_mfc_ctrl_mode { + MFC_CTRL_MODE_NONE = 0x0, + MFC_CTRL_MODE_SFR = 0x1, + MFC_CTRL_MODE_SHM = 0x2, + MFC_CTRL_MODE_CST = 0x4, +}; + +struct s5p_mfc_ctrl_cfg { + enum s5p_mfc_ctrl_type type; + unsigned int id; + unsigned int is_volatile; /* only for MFC_CTRL_TYPE_SET */ + unsigned int mode; + unsigned int addr; + unsigned int mask; + unsigned int shft; + unsigned int flag_mode; /* only for MFC_CTRL_TYPE_SET */ + unsigned int flag_addr; /* only for MFC_CTRL_TYPE_SET */ + unsigned int flag_shft; /* only for MFC_CTRL_TYPE_SET */ +}; + +struct s5p_mfc_ctx_ctrl { + struct list_head list; + enum s5p_mfc_ctrl_type type; + unsigned int id; + int has_new; + int val; +}; + +struct s5p_mfc_buf_ctrl { + struct list_head list; + unsigned int id; + int has_new; + int val; + unsigned int old_val; /* only for MFC_CTRL_TYPE_SET */ + unsigned int is_volatile; /* only for MFC_CTRL_TYPE_SET */ + unsigned int updated; + unsigned int mode; + unsigned int addr; + unsigned int mask; + unsigned int shft; + unsigned int flag_mode; /* only for MFC_CTRL_TYPE_SET */ + unsigned int flag_addr; /* only for MFC_CTRL_TYPE_SET */ + unsigned int flag_shft; /* only for MFC_CTRL_TYPE_SET */ +}; + +struct s5p_mfc_codec_ops { + /* initialization routines */ + int (*pre_seq_start) (struct s5p_mfc_ctx *ctx); + int (*post_seq_start) (struct s5p_mfc_ctx *ctx); + /* execution routines */ + int (*pre_frame_start) (struct s5p_mfc_ctx *ctx); + int (*post_frame_start) (struct s5p_mfc_ctx *ctx); +}; + +#define call_cop(c, op, args...) \ + (((c)->c_ops->op) ? \ + ((c)->c_ops->op(args)) : 0) + +/** + * struct s5p_mfc_ctx - This struct contains the instance context + */ +struct s5p_mfc_ctx { + struct s5p_mfc_dev *dev; + struct v4l2_fh fh; + + int num; + + int int_cond; + int int_type; + unsigned int int_err; + wait_queue_head_t queue; + + struct s5p_mfc_fmt *src_fmt; + struct s5p_mfc_fmt *dst_fmt; + + struct vb2_queue vq_src; + struct vb2_queue vq_dst; + + struct list_head src_queue; + struct list_head dst_queue; + + unsigned int src_queue_cnt; + unsigned int dst_queue_cnt; + + enum s5p_mfc_inst_type type; + enum s5p_mfc_inst_state state; + int inst_no; + + /* Decoder parameters */ + int img_width; + int img_height; + int buf_width; + int buf_height; + + int luma_size; + int chroma_size; + int mv_size; + + unsigned long consumed_stream; + + unsigned int dpb_flush_flag; + + /* Buffers */ + void *port_a_buf; + size_t port_a_phys; + size_t port_a_size; + + void *port_b_buf; + size_t port_b_phys; + size_t port_b_size; + + enum s5p_mfc_queue_state capture_state; + enum s5p_mfc_queue_state output_state; + + struct s5p_mfc_buf src_bufs[MFC_MAX_BUFFERS]; + int src_bufs_cnt; + struct s5p_mfc_buf dst_bufs[MFC_MAX_BUFFERS]; + int dst_bufs_cnt; + + unsigned int sequence; + unsigned long dec_dst_flag; + size_t dec_src_buf_size; + + /* Control values */ + int codec_mode; + __u32 pix_format; + + int slice_interface; + int loop_filter_mpeg4; + int display_delay; + int display_delay_enable; + int after_packed_pb; + + int dpb_count; + int total_dpb_count; + + struct s5p_mfc_ctx_ctrl src_frame_tag; + struct s5p_mfc_ctx_ctrl dst_frmae_tag; + + int disp_status; + int decode_status; + int disp_frame; /* SHM */ + int decode_frame; /* SFR */ + + /* Buffers */ + void *context_buf; + size_t context_phys; + size_t context_ofs; + size_t context_size; + + void *desc_buf; + size_t desc_phys; + + + void *shm_alloc; + void *shm; + size_t shm_ofs; + + struct s5p_mfc_enc_params enc_params; + + size_t enc_dst_buf_size; + + int frame_count; + enum v4l2_mpeg_mfc51_video_force_frame_type force_frame_type; + + struct list_head ref_queue; + unsigned int ref_queue_cnt; + + struct s5p_mfc_codec_ops *c_ops; + + struct v4l2_ctrl *ctrls[MFC_MAX_CTRLS]; + struct v4l2_ctrl_handler ctrl_handler; +}; + +struct s5p_mfc_fmt { + char *name; + u32 fourcc; + u32 codec_mode; + enum s5p_mfc_fmt_type type; + u32 num_planes; +}; + +struct mfc_control { + __u32 id; + enum v4l2_ctrl_type type; + __u8 name[32]; /* Whatever */ + __s32 minimum; /* Note signedness */ + __s32 maximum; + __s32 step; + __s32 default_value; + __u32 flags; + __u32 reserved[2]; + __u8 is_volatile; +}; + + +#define fh_to_ctx(__fh) container_of(__fh, struct s5p_mfc_ctx, fh) +#define ctrl_to_ctx(__ctrl) container_of((__ctrl)->handler, struct s5p_mfc_ctx, ctrl_handler) + +#endif /* S5P_MFC_COMMON_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c new file mode 100644 index 0000000..003846e --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c @@ -0,0 +1,393 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/delay.h> +#include <linux/jiffies.h> + +#include <linux/firmware.h> +#include <linux/err.h> +#include <linux/sched.h> + +#include "regs-mfc.h" + +#include "s5p_mfc_common.h" +#include "s5p_mfc_mem.h" +#include "s5p_mfc_intr.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_reg.h" +#include "s5p_mfc_cmd.h" +#include "s5p_mfc_pm.h" + +static void *s5p_mfc_bitproc_buf; +static size_t s5p_mfc_bitproc_phys; +static unsigned char *s5p_mfc_bitproc_virt; + +/* Allocate firmware */ +int s5p_mfc_alloc_firmware(struct s5p_mfc_dev *dev) +{ + void *b_base; + size_t b_base_phys; + + mfc_debug_enter(); + + if (s5p_mfc_bitproc_buf) { + mfc_err("Attempting to allocate firmware when it seems that it is already loaded.\n"); + return -ENOMEM; + } + + mfc_debug(2, "Allocating memory for firmware.\n"); + + s5p_mfc_bitproc_buf = vb2_dma_contig_memops.alloc( + dev->alloc_ctx[MFC_FW_ALLOC_CTX], FIRMWARE_CODE_SIZE); + if (IS_ERR(s5p_mfc_bitproc_buf)) { + s5p_mfc_bitproc_buf = 0; + printk(KERN_ERR "Allocating bitprocessor buffer failed\n"); + return -ENOMEM; + } + + s5p_mfc_bitproc_phys = s5p_mfc_mem_cookie( + dev->alloc_ctx[MFC_FW_ALLOC_CTX], s5p_mfc_bitproc_buf); + + if (s5p_mfc_bitproc_phys & ((1 << MFC_FW_ALIGN_ORDER) - 1)) { + mfc_err("The base memory for bank 1 is not aligned to 128KB.\n"); + vb2_dma_contig_memops.put(s5p_mfc_bitproc_buf); + s5p_mfc_bitproc_phys = 0; + s5p_mfc_bitproc_buf = 0; + return -EIO; + } + + s5p_mfc_bitproc_virt = vb2_dma_contig_memops.vaddr(s5p_mfc_bitproc_buf); + mfc_debug(2, "Virtual address for FW: %08lx\n", + (long unsigned int)s5p_mfc_bitproc_virt); + if (!s5p_mfc_bitproc_virt) { + mfc_err("Bitprocessor memory remap failed\n"); + vb2_dma_contig_memops.put(s5p_mfc_bitproc_buf); + s5p_mfc_bitproc_phys = 0; + s5p_mfc_bitproc_buf = 0; + return -EIO; + } + + dev->port_a = s5p_mfc_bitproc_phys; + + b_base = vb2_dma_contig_memops.alloc( + dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX], 1 << MFC_BANK2_ALIGN_ORDER); + if (IS_ERR(b_base)) { + vb2_dma_contig_memops.put(s5p_mfc_bitproc_buf); + s5p_mfc_bitproc_phys = 0; + s5p_mfc_bitproc_buf = 0; + printk(KERN_ERR "Allocating Port B base failed\n"); + return -ENOMEM; + } + + b_base_phys = s5p_mfc_mem_cookie( + dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX], b_base); + + vb2_dma_contig_memops.put(b_base); + + if (b_base_phys & ((1 << MFC_FW_ALIGN_ORDER) - 1)) { + mfc_err("The base memory for bank 2 is not aligned to 8KB.\n"); + vb2_dma_contig_memops.put(s5p_mfc_bitproc_buf); + s5p_mfc_bitproc_phys = 0; + s5p_mfc_bitproc_buf = 0; + return -EIO; + } + + dev->port_b = b_base_phys; + + mfc_debug(2, "Port A: %08x Port B: %08x (FW: %08x size: %08x)\n", + dev->port_a, dev->port_b, + s5p_mfc_bitproc_phys, + FIRMWARE_CODE_SIZE); + + mfc_debug_leave(); + + return 0; +} + +/* Load firmware to MFC */ +int s5p_mfc_load_firmware(struct s5p_mfc_dev *dev) +{ + struct firmware *fw_blob; + int err; + + /* Firmare has to be present as a separate file or compiled + * into kernel. */ + mfc_debug_enter(); + mfc_debug(2, "Requesting fw\n"); + err = request_firmware((const struct firmware **)&fw_blob, + "s5pc110-mfc.fw", dev->v4l2_dev.dev); + + if (err != 0) { + mfc_err("Firmware is not present in the /lib/firmware directory nor compiled in kernel.\n"); + return -EINVAL; + } + + mfc_debug(2, "Ret of request_firmware: %d Size: %d\n", err, + fw_blob->size); + + if (fw_blob->size > FIRMWARE_CODE_SIZE) { + mfc_err("MFC firmware is too big to be loaded.\n"); + release_firmware(fw_blob); + return -ENOMEM; + } + if (s5p_mfc_bitproc_buf == 0 || s5p_mfc_bitproc_phys == 0) { + mfc_err("MFC firmware is not allocated or was not mapped correctly.\n"); + release_firmware(fw_blob); + return -EINVAL; + } + memcpy(s5p_mfc_bitproc_virt, fw_blob->data, fw_blob->size); + wmb(); + release_firmware(fw_blob); + mfc_debug_leave(); + return 0; +} + +/* Release firmware memory */ +int s5p_mfc_release_firmware(struct s5p_mfc_dev *dev) +{ + /* Before calling this function one has to make sure + * that MFC is no longer processing */ + if (!s5p_mfc_bitproc_buf) + return -EINVAL; + vb2_dma_contig_memops.put(s5p_mfc_bitproc_buf); + + s5p_mfc_bitproc_virt = 0; + s5p_mfc_bitproc_phys = 0; + s5p_mfc_bitproc_buf = 0; + return 0; +} + +/* Reset the device */ +int s5p_mfc_reset(void) +{ + unsigned int mc_status; + unsigned long timeout; + + mfc_debug_enter(); + + /* Stop procedure */ + s5p_mfc_write_reg(0x3f6, S5P_FIMV_SW_RESET); /* reset RISC */ + s5p_mfc_write_reg(0x3e2, S5P_FIMV_SW_RESET); /* All reset except for MC */ + mdelay(10); + + timeout = jiffies + msecs_to_jiffies(MFC_BW_TIMEOUT); + + /* Check MC status */ + do { + if (time_after(jiffies, timeout)) { + mfc_err("Timeout while resetting MFC.\n"); + return -EIO; + } + + mc_status = s5p_mfc_read_reg(S5P_FIMV_MC_STATUS); + + } while (mc_status & 0x3); + + s5p_mfc_write_reg(0x0, S5P_FIMV_SW_RESET); + s5p_mfc_write_reg(0x3fe, S5P_FIMV_SW_RESET); + + mfc_debug_leave(); + + return 0; +} + +static inline void s5p_mfc_init_memctrl(struct s5p_mfc_dev *dev) +{ + /* channelA, port0 */ + s5p_mfc_write_reg(dev->port_a, S5P_FIMV_MC_DRAMBASE_ADR_A); + /* channelB, port1 */ + s5p_mfc_write_reg(dev->port_b, S5P_FIMV_MC_DRAMBASE_ADR_B); + + mfc_debug(2, "Port A: %08x, Port B: %08x\n", dev->port_a, dev->port_b); +} + +static inline void s5p_mfc_clear_cmds(void) +{ + s5p_mfc_write_reg(0xffffffff, S5P_FIMV_SI_CH0_INST_ID); + s5p_mfc_write_reg(0xffffffff, S5P_FIMV_SI_CH1_INST_ID); + + s5p_mfc_write_reg(0, S5P_FIMV_RISC2HOST_CMD); + s5p_mfc_write_reg(0, S5P_FIMV_HOST2RISC_CMD); +} + +/* Initialize hardware */ +int s5p_mfc_init_hw(struct s5p_mfc_dev *dev) +{ + int ret; + + mfc_debug_enter(); + + if (!s5p_mfc_bitproc_buf) + return -EINVAL; + + /* 0. MFC reset */ + mfc_debug(2, "MFC reset...\n"); + + s5p_mfc_clock_on(); + + ret = s5p_mfc_reset(); + if (ret) { + mfc_err("Failed to reset MFC - timeout.\n"); + return ret; + } + mfc_debug(2, "Done MFC reset...\n"); + + /* 1. Set DRAM base Addr */ + s5p_mfc_init_memctrl(dev); + + /* 2. Initialize registers of channel I/F */ + s5p_mfc_clear_cmds(); + + /* 3. Release reset signal to the RISC */ + s5p_mfc_clean_dev_int_flags(dev); + s5p_mfc_write_reg(0x3ff, S5P_FIMV_SW_RESET); + mfc_debug(2, "Will now wait for completion of firmware transfer.\n"); + if (s5p_mfc_wait_for_done_dev(dev, S5P_FIMV_R2H_CMD_FW_STATUS_RET)) { + mfc_err("Failed to load firmware.\n"); + s5p_mfc_reset(); + s5p_mfc_clock_off(); + return -EIO; + } + + s5p_mfc_clean_dev_int_flags(dev); + /* 4. Initialize firmware */ + ret = s5p_mfc_sys_init_cmd(dev); + if (ret) { + mfc_err("Failed to send command to MFC - timeout.\n"); + s5p_mfc_reset(); + s5p_mfc_clock_off(); + return ret; + } + mfc_debug(2, "Ok, now will write a command to init the system\n"); + if (s5p_mfc_wait_for_done_dev(dev, S5P_FIMV_R2H_CMD_SYS_INIT_RET)) { + mfc_err("Failed to load firmware\n"); + s5p_mfc_reset(); + s5p_mfc_clock_off(); + return -EIO; + } + + dev->int_cond = 0; + if (dev->int_err != 0 || dev->int_type != + S5P_FIMV_R2H_CMD_SYS_INIT_RET) { + /* Failure. */ + mfc_err("Failed to init firmware - error: %d" + " int: %d.\n",dev->int_err, dev->int_type); + s5p_mfc_reset(); + s5p_mfc_clock_off(); + return -EIO; + } + + mfc_debug(2, "MFC F/W version : %02xyy, %02xmm, %02xdd\n", + MFC_GET_REG(SYS_FW_VER_YEAR), + MFC_GET_REG(SYS_FW_VER_MONTH), + MFC_GET_REG(SYS_FW_VER_DATE)); + + s5p_mfc_clock_off(); + + mfc_debug_leave(); + + return 0; +} + + +int s5p_mfc_sleep(struct s5p_mfc_dev *dev) +{ + int ret; + + mfc_debug_enter(); + + s5p_mfc_clock_on(); + + s5p_mfc_clean_dev_int_flags(dev); + ret = s5p_mfc_sleep_cmd(dev); + if (ret) { + mfc_err("Failed to send command to MFC - timeout.\n"); + return ret; + } + if (s5p_mfc_wait_for_done_dev(dev, S5P_FIMV_R2H_CMD_SLEEP_RET)) { + mfc_err("Failed to sleep\n"); + return -EIO; + } + + s5p_mfc_clock_off(); + + dev->int_cond = 0; + if (dev->int_err != 0 || dev->int_type != + S5P_FIMV_R2H_CMD_SLEEP_RET) { + /* Failure. */ + mfc_err("Failed to sleep - error: %d" + " int: %d.\n",dev->int_err, dev->int_type); + return -EIO; + } + + mfc_debug_leave(); + + return ret; +} + +int s5p_mfc_wakeup(struct s5p_mfc_dev *dev) +{ + int ret; + + mfc_debug_enter(); + + /* 0. MFC reset */ + mfc_debug(2, "MFC reset...\n"); + + s5p_mfc_clock_on(); + + ret = s5p_mfc_reset(); + if (ret) { + mfc_err("Failed to reset MFC - timeout.\n"); + return ret; + } + mfc_debug(2, "Done MFC reset...\n"); + + /* 1. Set DRAM base Addr */ + s5p_mfc_init_memctrl(dev); + + /* 2. Initialize registers of channel I/F */ + s5p_mfc_clear_cmds(); + + s5p_mfc_clean_dev_int_flags(dev); + /* 3. Initialize firmware */ + ret = s5p_mfc_wakeup_cmd(dev); + if (ret) { + mfc_err("Failed to send command to MFC - timeout.\n"); + return ret; + } + + /* 4. Release reset signal to the RISC */ + s5p_mfc_write_reg(0x3ff, S5P_FIMV_SW_RESET); + + mfc_debug(2, "Ok, now will write a command to wakeup the system\n"); + if (s5p_mfc_wait_for_done_dev(dev, S5P_FIMV_R2H_CMD_WAKEUP_RET)) { + mfc_err("Failed to load firmware\n"); + return -EIO; + } + + s5p_mfc_clock_off(); + + dev->int_cond = 0; + if (dev->int_err != 0 || dev->int_type != + S5P_FIMV_R2H_CMD_WAKEUP_RET) { + /* Failure. */ + mfc_err("Failed to wakeup - error: %d" + " int: %d.\n",dev->int_err, dev->int_type); + return -EIO; + } + + mfc_debug_leave(); + + return 0; +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.h b/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.h new file mode 100644 index 0000000..68d73df --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.h @@ -0,0 +1,27 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_CTRL_H +#define __S5P_MFC_CTRL_H + +int s5p_mfc_release_firmware(struct s5p_mfc_dev *dev); +int s5p_mfc_alloc_firmware(struct s5p_mfc_dev *dev); +int s5p_mfc_load_firmware(struct s5p_mfc_dev *dev); + +int s5p_mfc_init_hw(struct s5p_mfc_dev *dev); + +int s5p_mfc_sleep(struct s5p_mfc_dev *dev); +int s5p_mfc_wakeup(struct s5p_mfc_dev *dev); + +int s5p_mfc_reset(void); + +#endif /* __S5P_MFC_CTRL_H */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_debug.h b/drivers/media/video/s5p-mfc/s5p_mfc_debug.h new file mode 100644 index 0000000..b850528 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_debug.h @@ -0,0 +1,48 @@ +/* + * drivers/media/video/samsung/mfc5/s5p_mfc_debug.h + * + * Header file for Samsung MFC (Multi Function Codec - FIMV) driver + * This file contains debug macros + * + * Kamil Debski, Copyright (c) 2010 Samsung Electronics + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef S5P_MFC_DEBUG_H_ +#define S5P_MFC_DEBUG_H_ + +#define DEBUG + +#ifdef DEBUG +extern int debug; + +#define mfc_debug(level, fmt, args...) \ + do { \ + if (debug >= level) \ + printk(KERN_DEBUG "%s:%d: " fmt, \ + __func__, __LINE__, ##args); \ + } while(0) +#else +#define mfc_debug(level, fmt, args...) +#endif + +#define mfc_debug_enter() mfc_debug(5, "enter") +#define mfc_debug_leave() mfc_debug(5, "leave") + +#define mfc_err(fmt, args...) \ + do { \ + printk(KERN_ERR "%s:%d: " fmt, \ + __func__, __LINE__, ##args); \ + } while(0) + +#define mfc_info(fmt, args...) \ + do { \ + printk(KERN_INFO "%s:%d: " fmt, \ + __func__, __LINE__, ##args); \ + } while(0) + +#endif /* S5P_MFC_DEBUG_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_dec.c b/drivers/media/video/s5p-mfc/s5p_mfc_dec.c new file mode 100644 index 0000000..a3d7378 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_dec.c @@ -0,0 +1,1106 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_dec.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * Kamil Debski, <k.debski@xxxxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/io.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/clk.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/version.h> +#include <linux/workqueue.h> +#include <linux/videodev2.h> +#include <media/videobuf2-core.h> +#include <media/v4l2-ctrls.h> + +#include "regs-mfc.h" + +#include "s5p_mfc_opr.h" +#include "s5p_mfc_intr.h" +#include "s5p_mfc_mem.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_reg.h" +#include "s5p_mfc_shm.h" +#include "s5p_mfc_dec.h" +#include "s5p_mfc_common.h" +#include "s5p_mfc_pm.h" + +static struct s5p_mfc_fmt formats[] = { + { + .name = "4:2:0 2 Planes 64x32 Tiles", + .fourcc = V4L2_PIX_FMT_NV12MT, + .codec_mode = S5P_FIMV_CODEC_NONE, + .type = MFC_FMT_RAW, + .num_planes = 2, + }, + { + .name = "4:2:0 2 Planes", + .fourcc = V4L2_PIX_FMT_NV12M, + .codec_mode = S5P_FIMV_CODEC_NONE, + .type = MFC_FMT_RAW, + .num_planes = 2, + }, + { + .name = "H264 Encoded Stream", + .fourcc = V4L2_PIX_FMT_H264, + .codec_mode = S5P_FIMV_CODEC_H264_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "H263 Encoded Stream", + .fourcc = V4L2_PIX_FMT_H263, + .codec_mode = S5P_FIMV_CODEC_H263_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "MPEG1 Encoded Stream", + .fourcc = V4L2_PIX_FMT_MPEG1, + .codec_mode = S5P_FIMV_CODEC_MPEG2_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "MPEG2 Encoded Stream", + .fourcc = V4L2_PIX_FMT_MPEG2, + .codec_mode = S5P_FIMV_CODEC_MPEG2_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "MPEG4 Encoded Stream", + .fourcc = V4L2_PIX_FMT_MPEG4, + .codec_mode = S5P_FIMV_CODEC_MPEG4_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "XviD Encoded Stream", + .fourcc = V4L2_PIX_FMT_XVID, + .codec_mode = S5P_FIMV_CODEC_MPEG4_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "VC1 Encoded Stream", + .fourcc = V4L2_PIX_FMT_VC1_ANNEX_G, + .codec_mode = S5P_FIMV_CODEC_VC1_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, + { + .name = "VC1 RCV Encoded Stream", + .fourcc = V4L2_PIX_FMT_VC1_ANNEX_L, + .codec_mode = S5P_FIMV_CODEC_VC1RCV_DEC, + .type = MFC_FMT_DEC, + .num_planes = 1, + }, +}; + +#define NUM_FORMATS ARRAY_SIZE(formats) + +/* Find selected format description */ +static struct s5p_mfc_fmt *find_format(struct v4l2_format *f, unsigned int t) +{ + unsigned int i; + + for (i = 0; i < NUM_FORMATS; i++) { + if (formats[i].fourcc == f->fmt.pix_mp.pixelformat && + formats[i].type == t) + return (struct s5p_mfc_fmt *)&formats[i]; + } + + return NULL; +} + +static struct mfc_control controls[] = { + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 Display Delay", + .minimum = 0, + .maximum = 16383, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY_ENABLE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 Display Delay Enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Mpeg4 Loop Filter Enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Slice Interface Enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MIN_BUFFERS_FOR_CAPTURE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Minimum number of cap bufs", + .minimum = 1, + .maximum = 32, + .step = 1, + .default_value = 1, + .is_volatile = 1, + }, +}; + +#define NUM_CTRLS ARRAY_SIZE(controls) + +/* Check whether a context should be run on hardware */ +static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx) +{ + mfc_debug(2, "src=%d, dst=%d, state=%d capstat=%d\n", + ctx->src_queue_cnt, ctx->dst_queue_cnt, + ctx->state, ctx->capture_state); + + /* Context is to parse header */ + if (ctx->src_queue_cnt >= 1 && ctx->state == MFCINST_GOT_INST) + return 1; + /* Context is to decode a frame */ + if (ctx->src_queue_cnt >= 1 && + ctx->state == MFCINST_RUNNING && + ctx->dst_queue_cnt >= ctx->dpb_count) + return 1; + /* Context is to return last frame */ + if (ctx->state == MFCINST_FINISHING && + ctx->dst_queue_cnt >= ctx->dpb_count) + return 1; + /* Context is to set buffers */ + if (ctx->src_queue_cnt >= 1 && + ctx->state == MFCINST_HEAD_PARSED && + ctx->capture_state == QUEUE_BUFS_MMAPED) + return 1; + /* Resolution change */ + if ((ctx->state == MFCINST_RES_CHANGE_INIT || + ctx->state == MFCINST_RES_CHANGE_FLUSH) && + ctx->dst_queue_cnt >= ctx->dpb_count) + return 1; + if (ctx->state == MFCINST_RES_CHANGE_END && + ctx->src_queue_cnt >= 1) + return 1; + + mfc_debug(2, "s5p_mfc_ctx_ready: ctx is not ready.\n"); + + return 0; +} + +static struct s5p_mfc_codec_ops decoder_codec_ops = { + .pre_seq_start = NULL, + .post_seq_start = NULL, + .pre_frame_start = NULL, + .post_frame_start = NULL, +}; + +/* Query capabilities of the device */ +static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct s5p_mfc_dev *dev = video_drvdata(file); + + strncpy(cap->driver, dev->plat_dev->name, sizeof(cap->driver) - 1); + strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1); + cap->bus_info[0] = 0; + cap->version = KERNEL_VERSION(1, 0, 0); + cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT + | V4L2_CAP_STREAMING; + return 0; +} + +/* Enumerate format */ +static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool mplane, bool out) +{ + struct s5p_mfc_fmt *fmt; + int i, j = 0; + + for (i = 0; i < ARRAY_SIZE(formats); ++i) { + if (mplane && formats[i].num_planes == 1) + continue; + else if (!mplane && formats[i].num_planes > 1) + continue; + if (out && formats[i].type != MFC_FMT_DEC) + continue; + else if (!out && formats[i].type != MFC_FMT_RAW) + continue; + + if (j == f->index) + break; + ++j; + } + if (i == ARRAY_SIZE(formats)) + return -EINVAL; + fmt = &formats[i]; + strlcpy(f->description, fmt->name, sizeof(f->description)); + f->pixelformat = fmt->fourcc; + return 0; +} + +static int vidioc_enum_fmt_vid_cap(struct file *file, void *pirv, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, false, false); +} + +static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, true, false); +} + +static int vidioc_enum_fmt_vid_out(struct file *file, void *prov, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, false, true); +} + +static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, true, true); +} + +/* Get format */ +static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + struct v4l2_pix_format_mplane *pix_mp; + + mfc_debug_enter(); + pix_mp = &f->fmt.pix_mp; + mfc_debug(2, "f->type = %d ctx->state = %d\n", f->type, ctx->state); + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && + (ctx->state == MFCINST_GOT_INST || ctx->state == + MFCINST_RES_CHANGE_END)) { + /* If the MFC is parsing the header, + * so wait until it is finished */ + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_wait_for_done_ctx(ctx, S5P_FIMV_R2H_CMD_SEQ_DONE_RET, + 0); + } + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && + ctx->state >= MFCINST_HEAD_PARSED && + ctx->state < MFCINST_ABORT) { + /* This is run on CAPTURE (deocde output) */ + /* Width and height are set to the dimensions + of the movie, the buffer is bigger and + further processing stages should crop to this + rectangle. */ + pix_mp->width = ctx->buf_width; + pix_mp->height = ctx->buf_height; + pix_mp->field = V4L2_FIELD_NONE; + pix_mp->num_planes = 2; + /* Set pixelformat to the format in which MFC + outputs the decoded frame */ + pix_mp->pixelformat = V4L2_PIX_FMT_NV12MT; + pix_mp->plane_fmt[0].bytesperline = ctx->buf_width; + pix_mp->plane_fmt[0].sizeimage = ctx->luma_size; + pix_mp->plane_fmt[1].bytesperline = ctx->buf_width; + pix_mp->plane_fmt[1].sizeimage = ctx->chroma_size; + } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + /* This is run on OUTPUT + The buffer contains compressed image + so width and height have no meaning */ + pix_mp->width = 0; + pix_mp->height = 0; + pix_mp->field = V4L2_FIELD_NONE; + pix_mp->plane_fmt[0].bytesperline = ctx->dec_src_buf_size; + pix_mp->plane_fmt[0].sizeimage = ctx->dec_src_buf_size; + pix_mp->pixelformat = ctx->src_fmt->fourcc; + pix_mp->num_planes = ctx->src_fmt->num_planes; + } else { + mfc_err("Format could not be read\n"); + mfc_debug(2, "%s-- with error\n", __func__); + return -EINVAL; + } + mfc_debug_leave(); + return 0; +} + +/* Try format */ +static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct s5p_mfc_fmt *fmt; + + mfc_debug(2, "Type is %d\n", f->type); + if (f->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + mfc_err("Currently only decoding is supported.\n"); + return -EINVAL; + } + fmt = find_format(f, MFC_FMT_DEC); + if (!fmt) { + mfc_err("Unsupported format.\n"); + return -EINVAL; + } + if (fmt->type != MFC_FMT_DEC) { + mfc_err("\n"); + return -EINVAL; + } + return 0; +} + +/* Set format */ +static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct s5p_mfc_dev *dev = video_drvdata(file); + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + unsigned long flags; + int ret = 0; + struct s5p_mfc_fmt *fmt; + struct v4l2_pix_format_mplane *pix_mp; + + mfc_debug_enter(); + ret = vidioc_try_fmt(file, priv, f); + pix_mp = &f->fmt.pix_mp; + if (ret) + return ret; + if (ctx->vq_src.streaming || ctx->vq_dst.streaming) { + v4l2_err(&dev->v4l2_dev, "%s queue busy\n", __func__); + ret = -EBUSY; + goto out; + } + fmt = find_format(f, MFC_FMT_DEC); + if (!fmt || fmt->codec_mode == S5P_FIMV_CODEC_NONE) { + mfc_err("Unknown codec.\n"); + ret = -EINVAL; + goto out; + } + if (fmt->type != MFC_FMT_DEC) { + mfc_err("Wrong format selected, you should choose " + "format for decoding.\n"); + ret = -EINVAL; + goto out; + } + ctx->src_fmt = fmt; + ctx->codec_mode = fmt->codec_mode; + mfc_debug(2, "The codec number is: %d\n", ctx->codec_mode); + ctx->pix_format = pix_mp->pixelformat; + pix_mp->height = 0; + pix_mp->width = 0; + if (pix_mp->plane_fmt[0].sizeimage) + ctx->dec_src_buf_size = pix_mp->plane_fmt[0].sizeimage; + else + ctx->dec_src_buf_size = DEF_CPB_SIZE; + mfc_debug(2, "s_fmt w/h: %dx%d, ctx: %dx%d\n", pix_mp->width, + pix_mp->height, ctx->img_width, ctx->img_height); + mfc_debug(2, "sizeimage: %d\n", pix_mp->plane_fmt[0].sizeimage); + pix_mp->plane_fmt[0].bytesperline = 0; + ctx->state = MFCINST_INIT; + ctx->dst_bufs_cnt = 0; + ctx->src_bufs_cnt = 0; + ctx->capture_state = QUEUE_FREE; + ctx->output_state = QUEUE_FREE; + s5p_mfc_alloc_instance_buffer(ctx); + s5p_mfc_alloc_dec_temp_buffers(ctx); + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_try_run(dev); + if (s5p_mfc_wait_for_done_ctx(ctx, + S5P_FIMV_R2H_CMD_OPEN_INSTANCE_RET, 0)) { + /* Error or timeout */ + mfc_err("Error getting instance from hardware.\n"); + s5p_mfc_release_instance_buffer(ctx); + s5p_mfc_release_dec_desc_buffer(ctx); + ret = -EIO; + goto out; + } + mfc_debug(2, "Got instance number: %d\n", ctx->inst_no); +out: + mfc_debug_leave(); + return ret; +} + +/* Reqeust buffers */ +static int vidioc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *reqbufs) +{ + struct s5p_mfc_dev *dev = video_drvdata(file); + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret = 0; + unsigned long flags; + + + mfc_debug_enter(); + mfc_debug(2, "Memory type: %d\n", reqbufs->memory); + if (reqbufs->memory != V4L2_MEMORY_MMAP) { + mfc_err("Only V4L2_MEMORY_MAP is supported.\n"); + return -EINVAL; + } + if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + /* Can only request buffers after an instance has been opened.*/ + if (ctx->state == MFCINST_GOT_INST) { + ctx->src_bufs_cnt = 0; + if (reqbufs->count == 0) { + mfc_debug(2, "Freeing buffers.\n"); + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_src, reqbufs); + s5p_mfc_clock_off(); + return ret; + } + /* Decoding */ + if (ctx->output_state != QUEUE_FREE) { + mfc_err("Bufs have already been requested.\n"); + return -EINVAL; + } + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_src, reqbufs); + s5p_mfc_clock_off(); + if (ret) { + mfc_err("vb2_reqbufs on output failed.\n"); + return ret; + } + mfc_debug(2, "vb2_reqbufs: %d\n", ret); + ctx->output_state = QUEUE_BUFS_REQUESTED; + } + } else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + ctx->dst_bufs_cnt = 0; + if (reqbufs->count == 0) { + mfc_debug(2, "Freeing buffers.\n"); + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + s5p_mfc_clock_off(); + return ret; + } + if (ctx->capture_state != QUEUE_FREE) { + mfc_err("Bufs have already been requested.\n"); + return -EINVAL; + } + ctx->capture_state = QUEUE_BUFS_REQUESTED; + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + s5p_mfc_clock_off(); + if (ret) { + mfc_err("vb2_reqbufs on capture failed.\n"); + return ret; + } + if (reqbufs->count < ctx->dpb_count) { + mfc_err("Not enough buffers allocated.\n"); + reqbufs->count = 0; + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + s5p_mfc_clock_off(); + return -ENOMEM; + } + ctx->total_dpb_count = reqbufs->count; + ret = s5p_mfc_alloc_codec_buffers(ctx); + if (ret) { + mfc_err("Failed to allocate decoding buffers.\n"); + reqbufs->count = 0; + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + s5p_mfc_clock_off(); + return -ENOMEM; + } + if (ctx->dst_bufs_cnt == ctx->total_dpb_count) { + ctx->capture_state = QUEUE_BUFS_MMAPED; + } else { + mfc_err("Not all buffers passed to buf_init.\n"); + reqbufs->count = 0; + s5p_mfc_clock_on(); + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + s5p_mfc_release_codec_buffers(ctx); + s5p_mfc_clock_off(); + return -ENOMEM; + } + if (s5p_mfc_ctx_ready(ctx)) { + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + } + + mfc_debug(1, "Before try run\n"); + s5p_mfc_try_run(dev); + mfc_debug(1, "After try run\n"); + + s5p_mfc_wait_for_done_ctx(ctx, + S5P_FIMV_R2H_CMD_INIT_BUFFERS_RET, 0); + + mfc_debug(1, "Afer wait\n"); + } + mfc_debug_leave(); + return ret; +} + +/* Query buffer */ +static int vidioc_querybuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret; + int i; + + mfc_debug_enter(); + if (buf->memory != V4L2_MEMORY_MMAP) { + mfc_err("Only mmaped buffers can be used.\n"); + return -EINVAL; + } + mfc_debug(2, "State: %d, buf->type: %d\n", ctx->state, buf->type); + if (ctx->state == MFCINST_GOT_INST && + buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + ret = vb2_querybuf(&ctx->vq_src, buf); + } else if (ctx->state == MFCINST_RUNNING && + buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + ret = vb2_querybuf(&ctx->vq_dst, buf); + for (i = 0; i < buf->length; i++) + buf->m.planes[i].m.mem_offset += DST_QUEUE_OFF_BASE; + } else { + mfc_err("vidioc_querybuf called in an inappropriate state.\n"); + ret = -EINVAL; + } + mfc_debug_leave(); + return ret; +} + +/* Queue a buffer */ +static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + + mfc_debug_enter(); + mfc_debug(2, "Enqueued buf: %d (type = %d)\n", buf->index, buf->type); + if (ctx->state == MFCINST_ERROR) { + mfc_err("Call on QBUF after unrecoverable error.\n"); + return -EIO; + } + if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + return vb2_qbuf(&ctx->vq_src, buf); + else + return vb2_qbuf(&ctx->vq_dst, buf); + mfc_debug_leave(); + return -EINVAL; +} + +/* Dequeue a buffer */ +static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret; + + mfc_debug_enter(); + mfc_debug(2, "Addr: %p %p %p Type: %d\n", &ctx->vq_src, buf, + buf->m.planes, buf->type); + if (ctx->state == MFCINST_ERROR) { + mfc_err("Call on DQBUF after unrecoverable error.\n"); + return -EIO; + } + if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + ret = vb2_dqbuf(&ctx->vq_src, buf, file->f_flags & O_NONBLOCK); + else + ret = vb2_dqbuf(&ctx->vq_dst, buf, file->f_flags & O_NONBLOCK); + mfc_debug_leave(); + return ret; +} + +/* Stream on */ +static int vidioc_streamon(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret = -EINVAL; + + mfc_debug_enter(); + if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + ret = vb2_streamon(&ctx->vq_src, type); + else + ret = vb2_streamon(&ctx->vq_dst, type); + mfc_debug(2, "ctx->src_queue_cnt = %d ctx->state = %d " + "ctx->dst_queue_cnt = %d ctx->dpb_count = %d\n", + ctx->src_queue_cnt, ctx->state, ctx->dst_queue_cnt, + ctx->dpb_count); + mfc_debug_leave(); + return ret; +} + +/* Stream off, which equals to a pause */ +static int vidioc_streamoff(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret; + + mfc_debug_enter(); + ret = -EINVAL; + if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + ret = vb2_streamoff(&ctx->vq_src, type); + else + ret = vb2_streamoff(&ctx->vq_dst, type); + mfc_debug_leave(); + return ret; +} + +/* Set controls - v4l2 control framework */ +static int s5p_mfc_dec_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl); + + switch (ctrl->id) { + case V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY: + ctx->loop_filter_mpeg4 = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY_ENABLE: + ctx->display_delay_enable = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER: + ctx->display_delay = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE: + ctx->slice_interface = ctrl->val; + break; + default: + mfc_err("invalid control 0x%08x\n", ctrl->id); + return -EINVAL; + } + + return 0; +} + +static int s5p_mfc_dec_g_v_ctrl(struct v4l2_ctrl *ctrl) +{ + struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl); + struct s5p_mfc_dev *dev = ctx->dev; + + switch (ctrl->id) { + case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: + if (ctx->state >= MFCINST_HEAD_PARSED && + ctx->state < MFCINST_ABORT) { + ctrl->cur.val = ctx->dpb_count; + break; + } else if (ctx->state != MFCINST_INIT) { + v4l2_err(&dev->v4l2_dev, "Decoding not initialised.\n"); + return -EINVAL; + } + + /* Should wait for the header to be parsed */ + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_wait_for_done_ctx(ctx, + S5P_FIMV_R2H_CMD_SEQ_DONE_RET, 0); + if (ctx->state >= MFCINST_HEAD_PARSED && + ctx->state < MFCINST_ABORT) { + ctrl->cur.val = ctx->dpb_count; + } else { + v4l2_err(&dev->v4l2_dev, + "Decoding not initialised.\n"); + return -EINVAL; + } + break; + } + + return 0; +} + + +static const struct v4l2_ctrl_ops s5p_mfc_dec_ctrl_ops = { + .s_ctrl = s5p_mfc_dec_s_ctrl, + .g_volatile_ctrl = s5p_mfc_dec_g_v_ctrl, +}; + +/* Get cropping information */ +static int vidioc_g_crop(struct file *file, void *priv, + struct v4l2_crop *cr) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + u32 left, right, top, bottom; + + mfc_debug_enter(); + if (ctx->state != MFCINST_HEAD_PARSED && + ctx->state != MFCINST_RUNNING && ctx->state != MFCINST_FINISHING + && ctx->state != MFCINST_FINISHED) { + mfc_debug(2, "%s-- with error\n", __func__); + return -EINVAL; + } + if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_H264) { + left = s5p_mfc_read_shm(ctx, CROP_INFO_H); + right = left >> S5P_FIMV_SHARED_CROP_RIGHT_SHIFT; + left = left & S5P_FIMV_SHARED_CROP_LEFT_MASK; + top = s5p_mfc_read_shm(ctx, CROP_INFO_V); + bottom = top >> S5P_FIMV_SHARED_CROP_BOTTOM_SHIFT; + top = top & S5P_FIMV_SHARED_CROP_TOP_MASK; + cr->c.left = left; + cr->c.top = top; + cr->c.width = ctx->img_width - left - right; + cr->c.height = ctx->img_height - top - bottom; + mfc_debug(2, "Cropping info [h264]: l=%d t=%d " + "w=%d h=%d (r=%d b=%d fw=%d fh=%d\n", left, top, + cr->c.width, cr->c.height, right, bottom, + ctx->buf_width, ctx->buf_height); + } else { + cr->c.left = 0; + cr->c.top = 0; + cr->c.width = ctx->img_width; + cr->c.height = ctx->img_height; + mfc_debug(2, "Cropping info: w=%d h=%d fw=%d " + "fh=%d\n", cr->c.width, cr->c.height, ctx->buf_width, + ctx->buf_height); + } + mfc_debug_leave(); + return 0; +} + +/* v4l2_ioctl_ops */ +static const struct v4l2_ioctl_ops s5p_mfc_dec_ioctl_ops = { + .vidioc_querycap = vidioc_querycap, + .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, + .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, + .vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out, + .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, + .vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt, + .vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt, + .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt, + .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt, + .vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt, + .vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt, + .vidioc_reqbufs = vidioc_reqbufs, + .vidioc_querybuf = vidioc_querybuf, + .vidioc_qbuf = vidioc_qbuf, + .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_streamon = vidioc_streamon, + .vidioc_streamoff = vidioc_streamoff, + .vidioc_g_crop = vidioc_g_crop, +}; + +static int s5p_mfc_queue_setup(struct vb2_queue *vq, unsigned int *buf_count, + unsigned int *plane_count, unsigned long psize[], + void *allocators[]) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + + mfc_debug_enter(); + + /* Video output for decoding (source) + * this can be set after getting an instance */ + if (ctx->state == MFCINST_GOT_INST && + vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + mfc_debug(2, "setting for VIDEO output\n"); + /* A single plane is required for input */ + *plane_count = 1; + if (*buf_count < 1) + *buf_count = 1; + if (*buf_count > MFC_MAX_BUFFERS) + *buf_count = MFC_MAX_BUFFERS; + /* Video capture for decoding (destination) + * this can be set after the header was parsed */ + } else if (ctx->state == MFCINST_HEAD_PARSED && + vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + mfc_debug(2, "setting for VIDEO capture\n"); + /* Output plane count is 2 - one for Y and one for CbCr */ + *plane_count = 2; + /* Setup buffer count */ + if (*buf_count < ctx->dpb_count) + *buf_count = ctx->dpb_count; + if (*buf_count > ctx->dpb_count + MFC_MAX_EXTRA_DPB) + *buf_count = ctx->dpb_count + MFC_MAX_EXTRA_DPB; + if (*buf_count > MFC_MAX_BUFFERS) + *buf_count = MFC_MAX_BUFFERS; + } else { + mfc_err("State seems invalid. State = %d, vq->type = %d\n", + ctx->state, vq->type); + return -EINVAL; + } + mfc_debug(2, "%s, buffer count=%d, plane count=%d type=0x%x\n", + __func__, *buf_count, *plane_count, vq->type); + + if (ctx->state == MFCINST_HEAD_PARSED && + vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + psize[0] = ctx->luma_size; + psize[1] = ctx->chroma_size; + allocators[0] = ctx->dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX]; + allocators[1] = ctx->dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX]; + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && + ctx->state == MFCINST_GOT_INST) { + psize[0] = ctx->dec_src_buf_size; + allocators[0] = ctx->dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX]; + } else { + mfc_err("Currently only decoding is supported. Decoding not initalised.\n"); + return -EINVAL; + } + + mfc_debug(2, "%s, plane=0, size=%lu\n", __func__, psize[0]); + mfc_debug(2, "%s, plane=1, size=%lu\n", __func__, psize[1]); + + mfc_debug_leave(); + + return 0; +} + +static void s5p_mfc_unlock(struct vb2_queue *q) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + + mutex_unlock(&dev->mfc_mutex); +} + +static void s5p_mfc_lock(struct vb2_queue *q) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + + mutex_lock(&dev->mfc_mutex); +} + +static int s5p_mfc_buf_init(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + unsigned int i; + + mfc_debug_enter(); + + if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + if (ctx->capture_state == QUEUE_BUFS_MMAPED) { + mfc_debug_leave(); + return 0; + } + for (i = 0; i <= ctx->src_fmt->num_planes ; i++) { + if (IS_ERR_OR_NULL(ERR_PTR(vb2_dma_contig_plane_paddr(vb, i)))) { + mfc_err("Plane mem not allocated.\n"); + return -EINVAL; + } + } + if (vb2_plane_size(vb, 0) < ctx->luma_size || + vb2_plane_size(vb, 1) < ctx->chroma_size) { + mfc_err("Plane buffer (CAPTURE) is too small.\n"); + return -EINVAL; + } + mfc_debug(2, "Size: 0=%lu 2=%lu\n", vb2_plane_size(vb, 0), + vb2_plane_size(vb, 1)); + i = vb->v4l2_buf.index; + ctx->dst_bufs[i].b = vb; + ctx->dst_bufs[i].cookie.raw.luma = vb2_dma_contig_plane_paddr(vb, 0); + ctx->dst_bufs[i].cookie.raw.chroma = vb2_dma_contig_plane_paddr(vb, 1); + ctx->dst_bufs_cnt++; + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + if (IS_ERR_OR_NULL(ERR_PTR(vb2_dma_contig_plane_paddr(vb, 0)))) { + mfc_err("Plane memory not allocated.\n"); + return -EINVAL; + } + mfc_debug(2, "Plane size: %ld, ctx->dec_src_buf_size: %d\n", + vb2_plane_size(vb, 0), ctx->dec_src_buf_size); + if (vb2_plane_size(vb, 0) < ctx->dec_src_buf_size) { + mfc_err("Plane buffer (OUTPUT) is too small.\n"); + return -EINVAL; + } + + i = vb->v4l2_buf.index; + ctx->src_bufs[i].b = vb; + ctx->src_bufs[i].cookie.stream = vb2_dma_contig_plane_paddr(vb, 0); + ctx->src_bufs_cnt++; + } else { + mfc_err("s5p_mfc_buf_init: unknown queue type.\n"); + return -EINVAL; + } + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_start_streaming(struct vb2_queue *q) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + + v4l2_ctrl_handler_setup(&ctx->ctrl_handler); + + if (ctx->state == MFCINST_FINISHING || + ctx->state == MFCINST_FINISHED) + ctx->state = MFCINST_RUNNING; + + /* If context is ready then dev = work->data;schedule it to run */ + if (s5p_mfc_ctx_ready(ctx)) { + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + } + + s5p_mfc_try_run(dev); + + return 0; +} + +static int s5p_mfc_stop_streaming(struct vb2_queue *q) +{ + unsigned long flags; + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + int aborted = 0; + + if ((ctx->state == MFCINST_FINISHING || + ctx->state == MFCINST_RUNNING) && + dev->curr_ctx == ctx->num && dev->hw_lock) { + ctx->state = MFCINST_ABORT; + s5p_mfc_wait_for_done_ctx(ctx, S5P_FIMV_R2H_CMD_FRAME_DONE_RET, + 0); + aborted = 1; + } + + spin_lock_irqsave(&dev->irqlock, flags); + + if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + s5p_mfc_cleanup_queue(&ctx->dst_queue, &ctx->vq_dst); + INIT_LIST_HEAD(&ctx->dst_queue); + ctx->dst_queue_cnt = 0; + ctx->dpb_flush_flag = 1; + ctx->dec_dst_flag = 0; + } + + if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + s5p_mfc_cleanup_queue(&ctx->src_queue, &ctx->vq_src); + INIT_LIST_HEAD(&ctx->src_queue); + ctx->src_queue_cnt = 0; + } + + if (aborted) + ctx->state = MFCINST_RUNNING; + + spin_unlock_irqrestore(&dev->irqlock, flags); + + return 0; +} + + +static void s5p_mfc_buf_queue(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + struct s5p_mfc_buf *mfc_buf; + + mfc_debug_enter(); + + if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + mfc_buf = &ctx->src_bufs[vb->v4l2_buf.index]; + mfc_buf->used = 0; + mfc_debug(2, "Src queue: %p\n", &ctx->src_queue); + mfc_debug(2, "Adding to src: %p (%08zx, %08x)\n", vb, + vb2_dma_contig_plane_paddr(vb, 0), + ctx->src_bufs[vb->v4l2_buf.index].cookie.stream); + spin_lock_irqsave(&dev->irqlock, flags); + list_add_tail(&mfc_buf->list, &ctx->src_queue); + ctx->src_queue_cnt++; + spin_unlock_irqrestore(&dev->irqlock, flags); + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + mfc_buf = &ctx->dst_bufs[vb->v4l2_buf.index]; + mfc_buf->used = 0; + mfc_debug(2, "Dst queue: %p\n", &ctx->dst_queue); + mfc_debug(2, "Adding to dst: %p (%08zx)\n", vb, + vb2_dma_contig_plane_paddr(vb, 0)); + mfc_debug(2, "ADDING Flag before: %lx (%d)\n", + ctx->dec_dst_flag, vb->v4l2_buf.index); + /* Mark destination as available for use by MFC */ + spin_lock_irqsave(&dev->irqlock, flags); + set_bit(vb->v4l2_buf.index, &ctx->dec_dst_flag); + mfc_debug(2, "ADDING Flag after: %lx\n", ctx->dec_dst_flag); + list_add_tail(&mfc_buf->list, &ctx->dst_queue); + ctx->dst_queue_cnt++; + spin_unlock_irqrestore(&dev->irqlock, flags); + } else { + mfc_err("Unsupported buffer type (%d)\n", vq->type); + } + + if (s5p_mfc_ctx_ready(ctx)) { + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + } + + s5p_mfc_try_run(dev); + + mfc_debug_leave(); +} + +static struct vb2_ops s5p_mfc_dec_qops = { + .queue_setup = s5p_mfc_queue_setup, + .wait_prepare = s5p_mfc_unlock, + .wait_finish = s5p_mfc_lock, + .buf_init = s5p_mfc_buf_init, + .start_streaming= s5p_mfc_start_streaming, + .stop_streaming = s5p_mfc_stop_streaming, + .buf_queue = s5p_mfc_buf_queue, +}; + +struct s5p_mfc_codec_ops *get_dec_codec_ops(void) +{ + return &decoder_codec_ops; +} + +struct vb2_ops *get_dec_queue_ops(void) +{ + return &s5p_mfc_dec_qops; +} + +const struct v4l2_ioctl_ops *get_dec_v4l2_ioctl_ops(void) +{ + return &s5p_mfc_dec_ioctl_ops; +} + +int s5p_mfc_dec_ctrls_setup(struct s5p_mfc_ctx *ctx) +{ + int i; + + v4l2_ctrl_handler_init(&ctx->ctrl_handler, NUM_CTRLS); + if (ctx->ctrl_handler.error) { + mfc_err("v4l2_ctrl_handler_init failed.\n"); + return ctx->ctrl_handler.error; + } + for (i = 0; i < NUM_CTRLS; i++) { + + ctx->ctrls[i] = v4l2_ctrl_new_std(&ctx->ctrl_handler, + &s5p_mfc_dec_ctrl_ops, + controls[i].id, controls[i].minimum, + controls[i].maximum, controls[i].step, + controls[i].default_value); + if (ctx->ctrl_handler.error) { + mfc_err("Adding control (%d) failed\n", i); + return ctx->ctrl_handler.error; + } + if (controls[i].is_volatile && ctx->ctrls[i]) { + ctx->ctrls[i]->is_volatile = 1; + ctx->ctrls[i]->flags = V4L2_CTRL_FLAG_READ_ONLY; + } + } + + return 0; +} + +void s5p_mfc_dec_ctrls_delete(struct s5p_mfc_ctx *ctx) +{ + int i; + + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + for (i = 0; i < NUM_CTRLS; i++) + ctx->ctrls[i] = NULL; +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_dec.h b/drivers/media/video/s5p-mfc/s5p_mfc_dec.h new file mode 100644 index 0000000..915e99c --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_dec.h @@ -0,0 +1,23 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_dec.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_DEC_H_ +#define __S5P_MFC_DEC_H_ + +struct s5p_mfc_codec_ops *get_dec_codec_ops(void); +struct vb2_ops *get_dec_queue_ops(void); +const struct v4l2_ioctl_ops *get_dec_v4l2_ioctl_ops(void); +struct s5p_mfc_fmt *get_dec_def_fmt(bool src); +int s5p_mfc_dec_ctrls_setup(struct s5p_mfc_ctx *ctx); +void s5p_mfc_dec_ctrls_delete(struct s5p_mfc_ctx *ctx); + +#endif /* __S5P_MFC_DEC_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c new file mode 100644 index 0000000..0da189f --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c @@ -0,0 +1,2021 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_enc.c + * + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Jeongtae Park <jtp.park@xxxxxxxxxxx> + * Kamil Debski <k.debski@xxxxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/io.h> +#include <linux/sched.h> +#include <linux/clk.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/version.h> +#include <linux/workqueue.h> +#include <linux/videodev2.h> +#include <media/videobuf2-core.h> +#include <media/v4l2-ctrls.h> + +#include "regs-mfc.h" + +#include "s5p_mfc_opr.h" +#include "s5p_mfc_intr.h" +#include "s5p_mfc_mem.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_reg.h" +#include "s5p_mfc_enc.h" +#include "s5p_mfc_common.h" + +static struct s5p_mfc_fmt formats[] = { + { + .name = "4:2:0 2 Planes 64x32 Tiles", + .fourcc = V4L2_PIX_FMT_NV12MT, + .codec_mode = S5P_FIMV_CODEC_NONE, + .type = MFC_FMT_RAW, + .num_planes = 2, + }, + { + .name = "4:2:0 2 Planes", + .fourcc = V4L2_PIX_FMT_NV12M, + .codec_mode = S5P_FIMV_CODEC_NONE, + .type = MFC_FMT_RAW, + .num_planes = 2, + }, + { + .name = "H264 Encoded Stream", + .fourcc = V4L2_PIX_FMT_H264, + .codec_mode = S5P_FIMV_CODEC_H264_ENC, + .type = MFC_FMT_ENC, + .num_planes = 1, + }, + { + .name = "MPEG4 Encoded Stream", + .fourcc = V4L2_PIX_FMT_MPEG4, + .codec_mode = S5P_FIMV_CODEC_MPEG4_ENC, + .type = MFC_FMT_ENC, + .num_planes = 1, + }, + { + .name = "H264 Encoded Stream", + .fourcc = V4L2_PIX_FMT_H263, + .codec_mode = S5P_FIMV_CODEC_H263_ENC, + .type = MFC_FMT_ENC, + .num_planes = 1, + }, +}; + +#define NUM_FORMATS ARRAY_SIZE(formats) + +static struct s5p_mfc_fmt *find_format(struct v4l2_format *f, unsigned int t) +{ + unsigned int i; + + for (i = 0; i < NUM_FORMATS; i++) { + if (formats[i].fourcc == f->fmt.pix_mp.pixelformat && + formats[i].type == t) + return (struct s5p_mfc_fmt *)&formats[i]; + } + + return NULL; +} + +static struct v4l2_queryctrl controls[] = { + { + .id = V4L2_CID_MPEG_VIDEO_GOP_SIZE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "The period of intra frame", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "The slice partitioning method", + .minimum = 0, + .maximum = 2, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "The number of MB in a slice", + .minimum = 1, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "The maximum bits per slices", + .minimum = 1900, + .maximum = (1 << 30) - 1, + .step = 1, + .default_value = 1900, + }, + { + .id = V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "The number of intra refresh MBs", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_PADDING, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Padding control enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Padding color YUV value", + .minimum = 0, + .maximum = (1 << 25) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Frame level rate control enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_BITRATE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Target bit rate rate-control", + .minimum = 1, + .maximum = (1 << 30) - 1, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Rate control reaction coeff.", + .minimum = 1, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "Force frame type", + .minimum = 0, + .maximum = 2, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_VBV_SIZE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "VBV buffer size", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 CPB buffer size", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_HEADER_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "Sequence header mode", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "Frame skip enable", + .minimum = 0, + .maximum = 2, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Fixed target bit enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_B_FRAMES, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "The number of B frames", + .minimum = 0, + .maximum = 2, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_PROFILE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "H264 profile", + .minimum = 0, + .maximum = 11, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_LEVEL, + .type = V4L2_CTRL_TYPE_MENU, + .name = "H264 level", + .minimum = V4L2_MPEG_VIDEO_H264_LEVEL_1_0, + .maximum = V4L2_MPEG_VIDEO_H264_LEVEL_4_0, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL, + .type = V4L2_CTRL_TYPE_MENU, + .name = "MPEG4 level", + .minimum = 0, + .maximum = 7, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "H264 loop filter mode", + .minimum = 0, + .maximum = 2, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 loop filter alpha offset", + .minimum = -6, + .maximum = 6, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 loop filter beta offset", + .minimum = -6, + .maximum = 6, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "H264 entorpy mode", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "The number of ref. picture of P", + .minimum = 1, + .maximum = 2, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 8x8 transform enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 MB level rate control", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 I-Frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_MIN_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 Minimum QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_MAX_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 Maximum QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 P frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 B frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H263 I-Frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H263_MIN_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H263 Minimum QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H263_MAX_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H263 Maximum QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H263 P frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H263 B frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 I-Frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 Minimum QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 Maximum QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 P frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 B frame QP value", + .minimum = 0, + .maximum = 51, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 dark region adaptive", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 smooth region adaptive", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 static region adaptive", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "H264 MB activity adaptive", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Aspect ratio VUI enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC, + .type = V4L2_CTRL_TYPE_MENU, + .name = "VUI aspect ratio IDC", + .minimum = 0, + .maximum = 17, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Horizontal size of SAR", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Vertical size of SAR", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Closed GOP enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 1, + }, + { + .id = V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "H264 I period", + .minimum = 0, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE, + .type = V4L2_CTRL_TYPE_MENU, + .name = "MPEG4 profile", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_QPEL, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Quarter pixel search enable", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_VOP_TIME_RES, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 vop time resolution", + .minimum = 0, + .maximum = (1 << 15) - 1, + .step = 1, + .default_value = 0, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MPEG4_VOP_TIME_INC, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "MPEG4 frame delta", + .minimum = 1, + .maximum = (1 << 16) - 1, + .step = 1, + .default_value = 1, + }, +}; + +#define NUM_CTRLS ARRAY_SIZE(controls) + +static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx) +{ + mfc_debug(2, "src=%d, dst=%d, state=%d\n", + ctx->src_queue_cnt, ctx->dst_queue_cnt, ctx->state); + + /* context is ready to make header */ + if (ctx->state == MFCINST_GOT_INST && ctx->dst_queue_cnt >= 1) + return 1; + /* context is ready to encode a frame */ + if (ctx->state == MFCINST_RUNNING && + ctx->src_queue_cnt >= 1 && ctx->dst_queue_cnt >= 1) + return 1; + /* context is ready to encode remain frames */ + if (ctx->state == MFCINST_FINISHING && + ctx->src_queue_cnt >= 1 && ctx->dst_queue_cnt >= 1) + return 1; + + mfc_debug(2, "ctx is not ready.\n"); + + return 0; +} + +static void cleanup_ref_queue(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_buf *mb_entry; + unsigned long mb_y_addr, mb_c_addr; + + /* move buffers in ref queue to src queue */ + while (!list_empty(&ctx->ref_queue)) { + mb_entry = list_entry((&ctx->ref_queue)->next, struct s5p_mfc_buf, list); + + mb_y_addr = vb2_dma_contig_plane_paddr(mb_entry->b, 0); + mb_c_addr = vb2_dma_contig_plane_paddr(mb_entry->b, 1); + + mfc_debug(2, "enc ref y addr: 0x%08lx", mb_y_addr); + mfc_debug(2, "enc ref c addr: 0x%08lx", mb_c_addr); + + list_del(&mb_entry->list); + ctx->ref_queue_cnt--; + + list_add_tail(&mb_entry->list, &ctx->src_queue); + ctx->src_queue_cnt++; + } + + mfc_debug(2, "enc src count: %d, enc ref count: %d\n", + ctx->src_queue_cnt, ctx->ref_queue_cnt); + + INIT_LIST_HEAD(&ctx->ref_queue); + ctx->ref_queue_cnt = 0; +} + +static int enc_pre_seq_start(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_buf *dst_mb; + unsigned long dst_addr; + unsigned int dst_size; + unsigned long flags; + + spin_lock_irqsave(&dev->irqlock, flags); + + dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); + dst_addr = vb2_dma_contig_plane_paddr(dst_mb->b, 0); + dst_size = vb2_plane_size(dst_mb->b, 0); + s5p_mfc_set_enc_stream_buffer(ctx, dst_addr, dst_size); + + spin_unlock_irqrestore(&dev->irqlock, flags); + + return 0; +} + +static int enc_post_seq_start(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_enc_params *p = &ctx->enc_params; + struct s5p_mfc_buf *dst_mb; + unsigned long flags; + + mfc_debug(2, "seq header size: %d", s5p_mfc_get_enc_strm_size()); + + if (p->seq_hdr_mode == V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE) { + spin_lock_irqsave(&dev->irqlock, flags); + + dst_mb = list_entry(ctx->dst_queue.next, + struct s5p_mfc_buf, list); + list_del(&dst_mb->list); + ctx->dst_queue_cnt--; + + vb2_set_plane_payload(dst_mb->b, 0, s5p_mfc_get_enc_strm_size()); + vb2_buffer_done(dst_mb->b, VB2_BUF_STATE_DONE); + + spin_unlock_irqrestore(&dev->irqlock, flags); + } + + ctx->state = MFCINST_RUNNING; + + if (s5p_mfc_ctx_ready(ctx)) { + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + } + + s5p_mfc_try_run(dev); + + return 0; +} + +static int enc_pre_frame_start(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_buf *dst_mb; + struct s5p_mfc_buf *src_mb; + unsigned long flags; + unsigned long src_y_addr, src_c_addr, dst_addr; + unsigned int dst_size; + + spin_lock_irqsave(&dev->irqlock, flags); + + src_mb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + src_y_addr = vb2_dma_contig_plane_paddr(src_mb->b, 0); + src_c_addr = vb2_dma_contig_plane_paddr(src_mb->b, 1); + s5p_mfc_set_enc_frame_buffer(ctx, src_y_addr, src_c_addr); + + spin_unlock_irqrestore(&dev->irqlock, flags); + + mfc_debug(2, "enc src y addr: 0x%08lx", src_y_addr); + mfc_debug(2, "enc src c addr: 0x%08lx", src_c_addr); + + spin_lock_irqsave(&dev->irqlock, flags); + + dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); + dst_addr = vb2_dma_contig_plane_paddr(dst_mb->b, 0); + dst_size = vb2_plane_size(dst_mb->b, 0); + s5p_mfc_set_enc_stream_buffer(ctx, dst_addr, dst_size); + + spin_unlock_irqrestore(&dev->irqlock, flags); + + mfc_debug(2, "enc dst addr: 0x%08lx", dst_addr); + + return 0; +} + +static int enc_post_frame_start(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_buf *mb_entry; + unsigned long enc_y_addr, enc_c_addr; + unsigned long mb_y_addr, mb_c_addr; + int slice_type; + unsigned int strm_size; + unsigned long flags; + + slice_type = s5p_mfc_get_enc_slice_type(); + strm_size = s5p_mfc_get_enc_strm_size(); + + mfc_debug(2, "encoded slice type: %d", slice_type); + mfc_debug(2, "encoded stream size: %d", strm_size); + mfc_debug(2, "display order: %d", + s5p_mfc_read_reg(S5P_FIMV_ENC_SI_PIC_CNT)); + + spin_lock_irqsave(&dev->irqlock, flags); + + if (slice_type >= 0) { + s5p_mfc_get_enc_frame_buffer(ctx, &enc_y_addr, &enc_c_addr); + + mfc_debug(2, "encoded y addr: 0x%08lx", enc_y_addr); + mfc_debug(2, "encoded c addr: 0x%08lx", enc_c_addr); + + list_for_each_entry(mb_entry, &ctx->src_queue, list) { + mb_y_addr = vb2_dma_contig_plane_paddr(mb_entry->b, 0); + mb_c_addr = vb2_dma_contig_plane_paddr(mb_entry->b, 1); + + mfc_debug(2, "enc src y addr: 0x%08lx", mb_y_addr); + mfc_debug(2, "enc src c addr: 0x%08lx", mb_c_addr); + + if ((enc_y_addr == mb_y_addr) && (enc_c_addr == mb_c_addr)) { + list_del(&mb_entry->list); + ctx->src_queue_cnt--; + + vb2_buffer_done(mb_entry->b, VB2_BUF_STATE_DONE); + break; + } + } + + list_for_each_entry(mb_entry, &ctx->ref_queue, list) { + mb_y_addr = vb2_dma_contig_plane_paddr(mb_entry->b, 0); + mb_c_addr = vb2_dma_contig_plane_paddr(mb_entry->b, 1); + + mfc_debug(2, "enc ref y addr: 0x%08lx", mb_y_addr); + mfc_debug(2, "enc ref c addr: 0x%08lx", mb_c_addr); + + if ((enc_y_addr == mb_y_addr) && (enc_c_addr == mb_c_addr)) { + list_del(&mb_entry->list); + ctx->ref_queue_cnt--; + + vb2_buffer_done(mb_entry->b, VB2_BUF_STATE_DONE); + break; + } + } + } + + if ((ctx->src_queue_cnt > 0) && (ctx->state == MFCINST_RUNNING)) { + mb_entry = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + + if (mb_entry->used) { + list_del(&mb_entry->list); + ctx->src_queue_cnt--; + + list_add_tail(&mb_entry->list, &ctx->ref_queue); + ctx->ref_queue_cnt++; + } + + mfc_debug(2, "enc src count: %d, enc ref count: %d\n", + ctx->src_queue_cnt, ctx->ref_queue_cnt); + } + + if (strm_size > 0) { + /* at least one more dest. buffers exist always */ + mb_entry = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); + list_del(&mb_entry->list); + ctx->dst_queue_cnt--; + switch (slice_type) { + case S5P_FIMV_ENC_SI_SLICE_TYPE_I: + mb_entry->b->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME; + break; + case S5P_FIMV_ENC_SI_SLICE_TYPE_P: + mb_entry->b->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME; + break; + case S5P_FIMV_ENC_SI_SLICE_TYPE_B: + mb_entry->b->v4l2_buf.flags |= V4L2_BUF_FLAG_BFRAME; + break; + } + vb2_set_plane_payload(mb_entry->b, 0, strm_size); + vb2_buffer_done(mb_entry->b, VB2_BUF_STATE_DONE); + } + + spin_unlock_irqrestore(&dev->irqlock, flags); + + if ((ctx->src_queue_cnt == 0) || (ctx->dst_queue_cnt == 0)) + /* + clear_work_bit(ctx); + */ + { + spin_lock(&dev->condlock); + clear_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock(&dev->condlock); + } + + return 0; +} + +static struct s5p_mfc_codec_ops encoder_codec_ops = { + .pre_seq_start = enc_pre_seq_start, + .post_seq_start = enc_post_seq_start, + .pre_frame_start = enc_pre_frame_start, + .post_frame_start = enc_post_frame_start, +}; + +/* Query capabilities of the device */ +static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct s5p_mfc_dev *dev = video_drvdata(file); + + strncpy(cap->driver, dev->plat_dev->name, sizeof(cap->driver) - 1); + strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1); + cap->bus_info[0] = 0; + cap->version = KERNEL_VERSION(1, 0, 0); + cap->capabilities = V4L2_CAP_VIDEO_CAPTURE + | V4L2_CAP_VIDEO_OUTPUT + | V4L2_CAP_STREAMING; + + return 0; +} + +static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool mplane, bool out) +{ + struct s5p_mfc_fmt *fmt; + int i, j = 0; + + for (i = 0; i < ARRAY_SIZE(formats); ++i) { + if (mplane && formats[i].num_planes == 1) + continue; + else if (!mplane && formats[i].num_planes > 1) + continue; + if (out && formats[i].type != MFC_FMT_RAW) + continue; + else if (!out && formats[i].type != MFC_FMT_ENC) + continue; + + if (j == f->index) { + fmt = &formats[i]; + strlcpy(f->description, fmt->name, + sizeof(f->description)); + f->pixelformat = fmt->fourcc; + + return 0; + } + + ++j; + } + + return -EINVAL; +} + +static int vidioc_enum_fmt_vid_cap(struct file *file, void *pirv, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, false, false); +} + +static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, true, false); +} + +static int vidioc_enum_fmt_vid_out(struct file *file, void *prov, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, false, true); +} + +static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov, + struct v4l2_fmtdesc *f) +{ + return vidioc_enum_fmt(f, true, true); +} + +static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; + + mfc_debug_enter(); + + mfc_debug(2, "f->type = %d ctx->state = %d\n", f->type, ctx->state); + + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + /* This is run on output (encoder dest) */ + pix_fmt_mp->width = 0; + pix_fmt_mp->height = 0; + pix_fmt_mp->field = V4L2_FIELD_NONE; + pix_fmt_mp->pixelformat = ctx->dst_fmt->fourcc; + pix_fmt_mp->num_planes = ctx->dst_fmt->num_planes; + + pix_fmt_mp->plane_fmt[0].bytesperline = ctx->enc_dst_buf_size; + pix_fmt_mp->plane_fmt[0].sizeimage = ctx->enc_dst_buf_size; + } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + /* This is run on capture (encoder src) */ + pix_fmt_mp->width = ctx->img_width; + pix_fmt_mp->height = ctx->img_height; + + pix_fmt_mp->field = V4L2_FIELD_NONE; + pix_fmt_mp->pixelformat = ctx->src_fmt->fourcc; + pix_fmt_mp->num_planes = ctx->src_fmt->num_planes; + + pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width; + pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size; + pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width; + pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size; + } else { + mfc_err("invalid buf type\n"); + return -EINVAL; + } + + mfc_debug_leave(); + + return 0; +} + +static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct s5p_mfc_fmt *fmt; + struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; + + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + fmt = find_format(f, MFC_FMT_ENC); + if (!fmt) { + mfc_err("failed to try output format\n"); + return -EINVAL; + } + + if (pix_fmt_mp->plane_fmt[0].sizeimage == 0) { + mfc_err("must be set encoding output size\n"); + return -EINVAL; + } + + pix_fmt_mp->plane_fmt[0].bytesperline = + pix_fmt_mp->plane_fmt[0].sizeimage; + } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + fmt = find_format(f, MFC_FMT_RAW); + if (!fmt) { + mfc_err("failed to try output format\n"); + return -EINVAL; + } + + if (fmt->num_planes != pix_fmt_mp->num_planes) { + mfc_err("failed to try output format\n"); + return -EINVAL; + } + } else { + mfc_err("invalid buf type\n"); + return -EINVAL; + } + + return 0; +} + +static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct s5p_mfc_dev *dev = video_drvdata(file); + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + struct s5p_mfc_fmt *fmt; + struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; + unsigned long flags; + int ret = 0; + + mfc_debug_enter(); + + ret = vidioc_try_fmt(file, priv, f); + if (ret) + return ret; + + if (ctx->vq_src.streaming || ctx->vq_dst.streaming) { + v4l2_err(&dev->v4l2_dev, "%s queue busy\n", __func__); + ret = -EBUSY; + goto out; + } + + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + fmt = find_format(f, MFC_FMT_ENC); + if (!fmt) { + mfc_err("failed to set capture format\n"); + return -EINVAL; + } + ctx->state = MFCINST_INIT; + + ctx->dst_fmt = fmt; + ctx->codec_mode = ctx->dst_fmt->codec_mode; + mfc_debug(2, "codec number: %d\n", ctx->dst_fmt->codec_mode); + + /* CHKME: 2KB aligned, multiple of 4KB - it may be ok with SDVMM */ + ctx->enc_dst_buf_size = pix_fmt_mp->plane_fmt[0].sizeimage; + pix_fmt_mp->plane_fmt[0].bytesperline = 0; + + ctx->dst_bufs_cnt = 0; + ctx->capture_state = QUEUE_FREE; + + s5p_mfc_alloc_instance_buffer(ctx); + + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_try_run(dev); + if (s5p_mfc_wait_for_done_ctx(ctx, \ + S5P_FIMV_R2H_CMD_OPEN_INSTANCE_RET, 1)) { + /* Error or timeout */ + mfc_err("Error getting instance from hardware.\n"); + s5p_mfc_release_instance_buffer(ctx); + ret = -EIO; + goto out; + } + mfc_debug(2, "Got instance number: %d\n", ctx->inst_no); + } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + fmt = find_format(f, MFC_FMT_RAW); + if (!fmt) { + mfc_err("failed to set output format\n"); + return -EINVAL; + } + + if (fmt->num_planes != pix_fmt_mp->num_planes) { + mfc_err("failed to set output format\n"); + ret = -EINVAL; + goto out; + } + + ctx->src_fmt = fmt; + ctx->img_width = pix_fmt_mp->width; + ctx->img_height = pix_fmt_mp->height; + + mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode); + mfc_debug(2, "fmt - w: %d, h: %d, ctx - w: %d, h: %d\n", + pix_fmt_mp->width, pix_fmt_mp->height, + ctx->img_width, ctx->img_height); + + if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M) { + ctx->buf_width = ALIGN(ctx->img_width, S5P_FIMV_NV12M_HALIGN); + + ctx->luma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12M_HALIGN) + * ALIGN(ctx->img_height, S5P_FIMV_NV12M_LVALIGN); + ctx->chroma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12M_HALIGN) + * ALIGN((ctx->img_height >> 1), S5P_FIMV_NV12M_CVALIGN); + + ctx->luma_size = ALIGN(ctx->luma_size, S5P_FIMV_NV12M_SALIGN); + ctx->chroma_size = ALIGN(ctx->chroma_size, S5P_FIMV_NV12M_SALIGN); + } else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT) { + ctx->buf_width = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN); + + ctx->luma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN) + * ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN); + ctx->chroma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN) + * ALIGN((ctx->img_height >> 1), S5P_FIMV_NV12MT_VALIGN); + + ctx->luma_size = ALIGN(ctx->luma_size, S5P_FIMV_NV12MT_SALIGN); + ctx->chroma_size = ALIGN(ctx->chroma_size, S5P_FIMV_NV12MT_SALIGN); + } + + ctx->src_bufs_cnt = 0; + ctx->output_state = QUEUE_FREE; + } else { + mfc_err("invalid buf type\n"); + return -EINVAL; + } +out: + mfc_debug_leave(); + return ret; +} + +static int vidioc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *reqbufs) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret = 0; + + mfc_debug_enter(); + + mfc_debug(2, "type: %d\n", reqbufs->memory); + + /* if memory is not mmp or userptr return error */ + if ((reqbufs->memory != V4L2_MEMORY_MMAP) && + (reqbufs->memory != V4L2_MEMORY_USERPTR)) + return -EINVAL; + + if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + if (ctx->capture_state != QUEUE_FREE) { + mfc_err("invalid capture state: %d\n", ctx->capture_state); + return -EINVAL; + } + + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + if (ret != 0) { + mfc_err("error in vb2_reqbufs() for E(D)\n"); + return ret; + } + ctx->capture_state = QUEUE_BUFS_REQUESTED; + + ret = s5p_mfc_alloc_codec_buffers(ctx); + if (ret) { + mfc_err("Failed to allocate encoding buffers.\n"); + reqbufs->count = 0; + ret = vb2_reqbufs(&ctx->vq_dst, reqbufs); + return -ENOMEM; + } + } else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + if (ctx->output_state != QUEUE_FREE) { + mfc_err("invalid output state: %d\n", ctx->output_state); + return -EINVAL; + } + + ret = vb2_reqbufs(&ctx->vq_src, reqbufs); + if (ret != 0) { + mfc_err("error in vb2_reqbufs() for E(S)\n"); + return ret; + } + ctx->output_state = QUEUE_BUFS_REQUESTED; + } else { + mfc_err("invalid buf type\n"); + return -EINVAL; + } + + mfc_debug(2, "--\n"); + + return ret; +} + +static int vidioc_querybuf(struct file *file, void *priv, + struct v4l2_buffer *buf) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret = 0; + + mfc_debug_enter(); + + mfc_debug(2, "type: %d\n", buf->memory); + + /* if memory is not mmp or userptr return error */ + if ((buf->memory != V4L2_MEMORY_MMAP) && + (buf->memory != V4L2_MEMORY_USERPTR)) + return -EINVAL; + + mfc_debug(2, "state: %d, buf->type: %d\n", ctx->state, buf->type); + + if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + if (ctx->state != MFCINST_GOT_INST) { + mfc_err("invalid context state: %d\n", ctx->state); + return -EINVAL; + } + ret = vb2_querybuf(&ctx->vq_dst, buf); + if (ret != 0) { + mfc_err("error in vb2_querybuf() for E(D)\n"); + return ret; + } + buf->m.planes[0].m.mem_offset += DST_QUEUE_OFF_BASE; + } else if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + ret = vb2_querybuf(&ctx->vq_src, buf); + if (ret != 0) { + mfc_err("error in vb2_querybuf() for E(S)\n"); + return ret; + } + } else { + mfc_err("invalid buf type\n"); + return -EINVAL; + } + + mfc_debug_leave(); + + return ret; +} + +/* Queue a buffer */ +static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + + mfc_debug_enter(); + mfc_debug(2, "Enqueued buf: %d (type = %d)\n", buf->index, buf->type); + if (ctx->state == MFCINST_ERROR) { + mfc_err("Call on QBUF after unrecoverable error.\n"); + return -EIO; + } + if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + return vb2_qbuf(&ctx->vq_src, buf); + else + return vb2_qbuf(&ctx->vq_dst, buf); + mfc_debug_leave(); + return -EINVAL; +} + +/* Dequeue a buffer */ +static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret; + + mfc_debug_enter(); + mfc_debug(2, "Addr: %p %p %p Type: %d\n", &ctx->vq_src, buf, buf->m.planes, + buf->type); + if (ctx->state == MFCINST_ERROR) { + mfc_err("Call on DQBUF after unrecoverable error.\n"); + return -EIO; + } + if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + ret = vb2_dqbuf(&ctx->vq_src, buf, file->f_flags & O_NONBLOCK); + else + ret = vb2_dqbuf(&ctx->vq_dst, buf, file->f_flags & O_NONBLOCK); + mfc_debug_leave(); + return ret; +} + +/* Stream on */ +static int vidioc_streamon(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret = -EINVAL; + + mfc_debug_enter(); + + if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + ret = vb2_streamon(&ctx->vq_src, type); + else + ret = vb2_streamon(&ctx->vq_dst, type); + + mfc_debug(2, "ctx->src_queue_cnt = %d ctx->state = %d " + "ctx->dst_queue_cnt = %d ctx->dpb_count = %d\n", + ctx->src_queue_cnt, ctx->state, ctx->dst_queue_cnt, + ctx->dpb_count); + + mfc_debug_leave(); + + return ret; +} + +/* Stream off, which equals to a pause */ +static int vidioc_streamoff(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + int ret; + + mfc_debug_enter(); + + ret = -EINVAL; + if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + ret = vb2_streamoff(&ctx->vq_src, type); + else + ret = vb2_streamoff(&ctx->vq_dst, type); + + mfc_debug_leave(); + + return ret; +} + +static inline int h264_level(enum v4l2_mpeg_video_h264_level lvl) +{ + static unsigned int t[V4L2_MPEG_VIDEO_H264_LEVEL_4_0 + 1] = { + /* V4L2_MPEG_VIDEO_H264_LEVEL_1_0 */ 10, + /* V4L2_MPEG_VIDEO_H264_LEVEL_1B */ 9, + /* V4L2_MPEG_VIDEO_H264_LEVEL_1_1 */ 11, + /* V4L2_MPEG_VIDEO_H264_LEVEL_1_2 */ 12, + /* V4L2_MPEG_VIDEO_H264_LEVEL_1_3 */ 13, + /* V4L2_MPEG_VIDEO_H264_LEVEL_2_0 */ 20, + /* V4L2_MPEG_VIDEO_H264_LEVEL_2_1 */ 21, + /* V4L2_MPEG_VIDEO_H264_LEVEL_2_2 */ 22, + /* V4L2_MPEG_VIDEO_H264_LEVEL_3_0 */ 30, + /* V4L2_MPEG_VIDEO_H264_LEVEL_3_1 */ 31, + /* V4L2_MPEG_VIDEO_H264_LEVEL_3_2 */ 32, + /* V4L2_MPEG_VIDEO_H264_LEVEL_4_0 */ 40, + }; + return t[lvl]; +} + +static inline int mpeg4_level(enum v4l2_mpeg_video_mpeg4_level lvl) +{ + static unsigned int t[V4L2_MPEG_VIDEO_MPEG4_LEVEL_5 + 1] = { + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0 */ 0, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B */ 9, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_1 */ 1, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_2 */ 2, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3 */ 3, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3B */ 7, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_4 */ 4, + /* V4L2_MPEG_VIDEO_MPEG4_LEVEL_5 */ 5, + }; + return t[lvl]; +} + +static inline int vui_sar_idc(enum v4l2_mpeg_video_h264_vui_sar_idc sar) +{ + static unsigned int t[V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED + 1] = { + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED */ 0, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_1x1 */ 1, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_12x11 */ 2, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_10x11 */ 3, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_16x11 */ 4, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_40x33 */ 5, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_24x11 */ 6, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_20x11 */ 7, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_32x11 */ 8, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_80x33 */ 9, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_18x11 */ 10, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_15x11 */ 11, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_64x33 */ 12, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_160x99 */ 13, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_4x3 */ 14, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_3x2 */ 15, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_2x1 */ 16, + /* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED */ 255, + }; + return t[sar]; +} + +static int s5p_mfc_enc_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl); + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_enc_params *p = &ctx->enc_params; + int ret = 0; + + switch (ctrl->id) { + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + p->gop_size = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE: + p->slice_mode = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB: + p->slice_mb = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES: + p->slice_bit = ctrl->val * 8; + break; + case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB: + p->intra_refresh_mb = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_PADDING: + p->pad = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV: + p->pad_luma = (ctrl->val >> 16) & 0xff; + p->pad_cb = (ctrl->val >> 8) & 0xff; + p->pad_cr = (ctrl->val >> 0) & 0xff; + break; + case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE: + p->rc_frame = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_BITRATE: + p->rc_bitrate = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF: + p->rc_reaction_coeff = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE: + ctx->force_frame_type = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_VBV_SIZE: + p->vbv_size = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE: + p->codec.h264.cpb_size = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_HEADER_MODE: + p->seq_hdr_mode = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE: + p->frame_skip_mode = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT: + p->fixed_target_bit = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_B_FRAMES: + p->num_b_frame = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_PROFILE: + switch (ctrl->val) { + case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN: + p->codec.h264.profile = + S5P_FIMV_ENC_PROFILE_H264_MAIN; + break; + case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH: + p->codec.h264.profile = + S5P_FIMV_ENC_PROFILE_H264_HIGH; + break; + case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE: + p->codec.h264.profile = + S5P_FIMV_ENC_PROFILE_H264_BASELINE; + break; + default: + ret = -EINVAL; + } + break; + case V4L2_CID_MPEG_VIDEO_H264_LEVEL: + p->codec.h264.level_v4l2 = ctrl->val; + p->codec.h264.level = h264_level(ctrl->val); + if (p->codec.h264.level < 0) { + mfc_err("Level number is wrong.\n"); + ret = p->codec.h264.level; + } + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL: + p->codec.mpeg4.level_v4l2 = ctrl->val; + p->codec.mpeg4.level = mpeg4_level(ctrl->val); + if (p->codec.mpeg4.level < 0) { + mfc_err("Level number is wrong.\n"); + ret = p->codec.mpeg4.level; + } + break; + case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE: + p->codec.h264.loop_filter_mode = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA: + p->codec.h264.loop_filter_alpha = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA: + p->codec.h264.loop_filter_beta = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE: + p->codec.h264.entropy_mode = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P: + p->codec.h264.num_ref_pic_4p = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM: + p->codec.h264._8x8_transform = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE: + p->codec.h264.rc_mb = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP: + p->codec.h264.rc_frame_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_MIN_QP: + p->codec.h264.rc_min_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: + p->codec.h264.rc_max_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP: + p->codec.h264.rc_p_frame_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP: + p->codec.h264.rc_b_frame_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP: + case V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP: + p->codec.mpeg4.rc_frame_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP: + case V4L2_CID_MPEG_VIDEO_H263_MIN_QP: + p->codec.mpeg4.rc_min_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP: + case V4L2_CID_MPEG_VIDEO_H263_MAX_QP: + p->codec.mpeg4.rc_max_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP: + case V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP: + p->codec.mpeg4.rc_p_frame_qp = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP: + case V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP: + p->codec.mpeg4.rc_b_frame_qp = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK: + p->codec.h264.rc_mb_dark = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH: + p->codec.h264.rc_mb_smooth = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC: + p->codec.h264.rc_mb_static = ctrl->val; + break; + case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY: + p->codec.h264.rc_mb_activity = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE: + p->codec.h264.vui_sar = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC: + p->codec.h264.vui_sar_idc = vui_sar_idc(ctrl->val); + break; + case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH: + p->codec.h264.vui_ext_sar_width = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT: + p->codec.h264.vui_ext_sar_height = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: + p->codec.h264.open_gop = !ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD: + p->codec.h264.open_gop_size = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE: + switch (ctrl->val) { + case V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE: + p->codec.mpeg4.profile = + S5P_FIMV_ENC_PROFILE_MPEG4_SIMPLE; + break; + case V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE: + p->codec.mpeg4.profile = + S5P_FIMV_ENC_PROFILE_MPEG4_ADVANCED_SIMPLE; + break; + default: + ret = -EINVAL; + } + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL: + p->codec.mpeg4.quarter_pixel = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_VOP_TIME_RES: + p->codec.mpeg4.vop_time_res = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MPEG4_VOP_TIME_INC: + p->codec.mpeg4.vop_frm_delta = ctrl->val; + break; + default: + v4l2_err(&dev->v4l2_dev, "Invalid control, id=%d, val=%d\n", ctrl->id, ctrl->val); + ret = -EINVAL; + } + + return ret; +} + +static const struct v4l2_ctrl_ops s5p_mfc_enc_ctrl_ops = { + .s_ctrl = s5p_mfc_enc_s_ctrl, +}; + +int vidioc_s_parm(struct file *file, void *priv, struct v4l2_streamparm *a) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + + if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + if (ctx->codec_mode == S5P_FIMV_CODEC_MPEG4_ENC) { + mfc_err("For MPEG4 please use the:\n" + "-V4L2_CID_MPEG_MFC51_VIDEO_MPEG4_VOP_TIME_RES and\n" + "-V4L2_CID_MPEG_MFC51_VIDEO_MPEG4_VOP_TIME_INC\n" + "controls.\n"); + return -EINVAL; + } + ctx->enc_params.rc_framerate_num = + a->parm.output.timeperframe.denominator; + ctx->enc_params.rc_framerate_denom = + a->parm.output.timeperframe.numerator; + } else { + mfc_err("Setting FPS is only possible for the output queue.\n"); + return -EINVAL; + } + return 0; +} + +int vidioc_g_parm(struct file *file, void *priv, struct v4l2_streamparm *a) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); + + if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { + a->parm.output.timeperframe.denominator = + ctx->enc_params.rc_framerate_num; + a->parm.output.timeperframe.numerator = + ctx->enc_params.rc_framerate_denom; + } else { + mfc_err("Setting FPS is only possible for the output queue.\n"); + return -EINVAL; + } + return 0; +} + +static const struct v4l2_ioctl_ops s5p_mfc_enc_ioctl_ops = { + .vidioc_querycap = vidioc_querycap, + .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, + .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, + .vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out, + .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, + .vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt, + .vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt, + .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt, + .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt, + .vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt, + .vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt, + .vidioc_reqbufs = vidioc_reqbufs, + .vidioc_querybuf = vidioc_querybuf, + .vidioc_qbuf = vidioc_qbuf, + .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_streamon = vidioc_streamon, + .vidioc_streamoff = vidioc_streamoff, + .vidioc_s_parm = vidioc_s_parm, + .vidioc_g_parm = vidioc_g_parm, +}; + +static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb) +{ + int i; + + if (!fmt) + return -EINVAL; + + if (fmt->num_planes != vb->num_planes) { + mfc_err("invalid plane number for the format\n"); + return -EINVAL; + } + + for (i = 0; i < fmt->num_planes; i++) { + if (!vb2_dma_contig_plane_paddr(vb, i)) { + mfc_err("failed to get plane cookie\n"); + return -EINVAL; + } + + mfc_debug(2, "index: %d, plane[%d] cookie: 0x%08zx", + vb->v4l2_buf.index, i, + vb2_dma_contig_plane_paddr(vb, i)); + } + + return 0; +} + +static int s5p_mfc_queue_setup(struct vb2_queue *vq, + unsigned int *buf_count, unsigned int *plane_count, + unsigned long psize[], void *allocators[]) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + int i; + + mfc_debug_enter(); + + if (ctx->state != MFCINST_GOT_INST) { + mfc_err("inavlid state: %d\n", ctx->state); + return -EINVAL; + } + + if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + if (ctx->dst_fmt) + *plane_count = ctx->dst_fmt->num_planes; + else + *plane_count = MFC_ENC_CAP_PLANE_COUNT; + + if (*buf_count < 1) + *buf_count = 1; + if (*buf_count > MFC_MAX_BUFFERS) + *buf_count = MFC_MAX_BUFFERS; + + /* CHKME: 2KB aligned, multiple of 4KB - it may be ok with SDVMM */ + psize[0] = ctx->enc_dst_buf_size; + allocators[0] = ctx->dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX]; + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + if (ctx->src_fmt) + *plane_count = ctx->src_fmt->num_planes; + else + *plane_count = MFC_ENC_OUT_PLANE_COUNT; + + if (*buf_count < 1) + *buf_count = 1; + if (*buf_count > MFC_MAX_BUFFERS) + *buf_count = MFC_MAX_BUFFERS; + + /* CHKME: + * size is aligned alreay in vidioc_s_fmt. + * How about alignment of start address? + */ + psize[0] = ctx->luma_size; + psize[1] = ctx->chroma_size; + allocators[0] = ctx->dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX]; + allocators[1] = ctx->dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX]; + + } else { + mfc_err("inavlid queue type: %d\n", vq->type); + return -EINVAL; + } + + mfc_debug(2, "buf_count: %d, plane_count: %d\n", *buf_count, *plane_count); + for (i = 0; i < *plane_count; i++) + mfc_debug(2, "plane[%d] size=%lu\n", i, psize[i]); + + mfc_debug_leave(); + + return 0; +} + +static void s5p_mfc_unlock(struct vb2_queue *q) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + + mutex_unlock(&dev->mfc_mutex); +} + +static void s5p_mfc_lock(struct vb2_queue *q) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + + mutex_lock(&dev->mfc_mutex); +} + +static int s5p_mfc_buf_init(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + unsigned int i; + int ret; + + mfc_debug_enter(); + + if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + ret = check_vb_with_fmt(ctx->dst_fmt, vb); + if (ret < 0) + return ret; + + i = vb->v4l2_buf.index; + ctx->dst_bufs[i].b = vb; + ctx->dst_bufs[i].cookie.stream = vb2_dma_contig_plane_paddr(vb, 0); + ctx->dst_bufs_cnt++; + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + ret = check_vb_with_fmt(ctx->src_fmt, vb); + if (ret < 0) + return ret; + + i = vb->v4l2_buf.index; + ctx->src_bufs[i].b = vb; + ctx->src_bufs[i].cookie.raw.luma = vb2_dma_contig_plane_paddr(vb, 0); + ctx->src_bufs[i].cookie.raw.chroma = vb2_dma_contig_plane_paddr(vb, 1); + ctx->src_bufs_cnt++; + } else { + mfc_err("inavlid queue type: %d\n", vq->type); + return -EINVAL; + } + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_buf_prepare(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + int ret; + + mfc_debug_enter(); + + if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + ret = check_vb_with_fmt(ctx->dst_fmt, vb); + if (ret < 0) + return ret; + + mfc_debug(2, "plane size: %ld, dst size: %d\n", + vb2_plane_size(vb, 0), ctx->enc_dst_buf_size); + + if (vb2_plane_size(vb, 0) < ctx->enc_dst_buf_size) { + mfc_err("plane size is too small for capture\n"); + return -EINVAL; + } + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + ret = check_vb_with_fmt(ctx->src_fmt, vb); + if (ret < 0) + return ret; + + mfc_debug(2, "plane size: %ld, luma size: %d\n", + vb2_plane_size(vb, 0), ctx->luma_size); + mfc_debug(2, "plane size: %ld, chroma size: %d\n", + vb2_plane_size(vb, 1), ctx->chroma_size); + + if (vb2_plane_size(vb, 0) < ctx->luma_size || + vb2_plane_size(vb, 1) < ctx->chroma_size) { + mfc_err("plane size is too small for output\n"); + return -EINVAL; + } + } else { + mfc_err("inavlid queue type: %d\n", vq->type); + return -EINVAL; + } + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_start_streaming(struct vb2_queue *q) +{ + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + + v4l2_ctrl_handler_setup(&ctx->ctrl_handler); + + /* If context is ready then dev = work->data;schedule it to run */ + if (s5p_mfc_ctx_ready(ctx)) { + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + } + + s5p_mfc_try_run(dev); + + return 0; +} + +static int s5p_mfc_stop_streaming(struct vb2_queue *q) +{ + unsigned long flags; + struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + + if ((ctx->state == MFCINST_FINISHING || + ctx->state == MFCINST_RUNNING) && + dev->curr_ctx == ctx->num && dev->hw_lock) { + ctx->state = MFCINST_ABORT; + s5p_mfc_wait_for_done_ctx(ctx, S5P_FIMV_R2H_CMD_FRAME_DONE_RET, + 0); + } + + ctx->state = MFCINST_FINISHED; + + spin_lock_irqsave(&dev->irqlock, flags); + + if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + s5p_mfc_cleanup_queue(&ctx->dst_queue, &ctx->vq_dst); + INIT_LIST_HEAD(&ctx->dst_queue); + ctx->dst_queue_cnt = 0; + } + + if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + cleanup_ref_queue(ctx); + + s5p_mfc_cleanup_queue(&ctx->src_queue, &ctx->vq_src); + INIT_LIST_HEAD(&ctx->src_queue); + ctx->src_queue_cnt = 0; + } + + spin_unlock_irqrestore(&dev->irqlock, flags); + + return 0; +} + +static void s5p_mfc_buf_queue(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + struct s5p_mfc_buf *mfc_buf; + + mfc_debug_enter(); + + if (ctx->state == MFCINST_ERROR) { + vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); + cleanup_ref_queue(ctx); + return; + } + + + if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + mfc_buf = &ctx->dst_bufs[vb->v4l2_buf.index]; + mfc_buf->used = 0; + mfc_debug(2, "dst queue: %p\n", &ctx->dst_queue); + mfc_debug(2, "adding to dst: %p (%08zx, %08x)\n", vb, + vb2_dma_contig_plane_paddr(vb, 0), + ctx->dst_bufs[vb->v4l2_buf.index].cookie.stream); + + /* Mark destination as available for use by MFC */ + spin_lock_irqsave(&dev->irqlock, flags); + list_add_tail(&mfc_buf->list, &ctx->dst_queue); + ctx->dst_queue_cnt++; + spin_unlock_irqrestore(&dev->irqlock, flags); + } else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + mfc_buf = &ctx->src_bufs[vb->v4l2_buf.index]; + mfc_buf->used = 0; + mfc_debug(2, "src queue: %p\n", &ctx->src_queue); + mfc_debug(2, "adding to src: %p (%08zx, %08zx, %08x, %08x)\n", vb, + vb2_dma_contig_plane_paddr(vb, 0), + vb2_dma_contig_plane_paddr(vb, 1), + ctx->src_bufs[vb->v4l2_buf.index].cookie.raw.luma, + ctx->src_bufs[vb->v4l2_buf.index].cookie.raw.chroma); + + spin_lock_irqsave(&dev->irqlock, flags); + + if (vb->v4l2_planes[0].bytesused == 0) { + mfc_debug(1, "change state to FINISHING\n"); + ctx->state = MFCINST_FINISHING; + + vb2_buffer_done(vb, VB2_BUF_STATE_DONE); + + cleanup_ref_queue(ctx); + } else { + list_add_tail(&mfc_buf->list, &ctx->src_queue); + ctx->src_queue_cnt++; + } + + spin_unlock_irqrestore(&dev->irqlock, flags); + } else { + mfc_err("unsupported buffer type (%d)\n", vq->type); + } + + if (s5p_mfc_ctx_ready(ctx)) { + spin_lock_irqsave(&dev->condlock, flags); + set_bit(ctx->num, &dev->ctx_work_bits); + spin_unlock_irqrestore(&dev->condlock, flags); + } + s5p_mfc_try_run(dev); + + mfc_debug_leave(); +} + +static struct vb2_ops s5p_mfc_enc_qops = { + .queue_setup = s5p_mfc_queue_setup, + .wait_prepare = s5p_mfc_unlock, + .wait_finish = s5p_mfc_lock, + .buf_init = s5p_mfc_buf_init, + .buf_prepare = s5p_mfc_buf_prepare, + .start_streaming= s5p_mfc_start_streaming, + .stop_streaming = s5p_mfc_stop_streaming, + .buf_queue = s5p_mfc_buf_queue, +}; + +struct s5p_mfc_codec_ops *get_enc_codec_ops(void) +{ + return &encoder_codec_ops; +} + +struct vb2_ops *get_enc_queue_ops(void) +{ + return &s5p_mfc_enc_qops; +} + +const struct v4l2_ioctl_ops *get_enc_v4l2_ioctl_ops(void) +{ + return &s5p_mfc_enc_ioctl_ops; +} + +int s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx *ctx) +{ + int i; + + v4l2_ctrl_handler_init(&ctx->ctrl_handler, NUM_CTRLS); + if (ctx->ctrl_handler.error) { + mfc_err("v4l2_ctrl_handler_init failed.\n"); + return ctx->ctrl_handler.error; + } + for (i = 0; i < NUM_CTRLS; i++) { + if (controls[i].type == V4L2_CTRL_TYPE_MENU) { + ctx->ctrls[i] = v4l2_ctrl_new_std_menu( + &ctx->ctrl_handler, &s5p_mfc_enc_ctrl_ops, + controls[i].id, + controls[i].maximum, 0, + controls[i].default_value); + } else { + ctx->ctrls[i] = v4l2_ctrl_new_std(&ctx->ctrl_handler, + &s5p_mfc_enc_ctrl_ops, + controls[i].id, controls[i].minimum, + controls[i].maximum, controls[i].step, + controls[i].default_value); + } + + if (ctx->ctrl_handler.error) { + mfc_err("Adding control (%d) failed\n", i); + return ctx->ctrl_handler.error; + } + } + + return 0; +} + +void s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx *ctx) +{ + int i; + + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + for (i = 0; i < NUM_CTRLS; i++) + ctx->ctrls[i] = NULL; +} diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_enc.h b/drivers/media/video/s5p-mfc/s5p_mfc_enc.h new file mode 100644 index 0000000..d546982 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_enc.h @@ -0,0 +1,23 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_enc.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_ENC_H_ +#define __S5P_MFC_ENC_H_ + +struct s5p_mfc_codec_ops *get_enc_codec_ops(void); +struct vb2_ops *get_enc_queue_ops(void); +const struct v4l2_ioctl_ops *get_enc_v4l2_ioctl_ops(void); +struct s5p_mfc_fmt *get_enc_def_fmt(bool src); +int s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx *ctx); +void s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx *ctx); + +#endif /* __S5P_MFC_ENC_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_inst.c b/drivers/media/video/s5p-mfc/s5p_mfc_inst.c new file mode 100644 index 0000000..a34df74 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_inst.c @@ -0,0 +1,52 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_inst.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include "s5p_mfc_common.h" +#include "s5p_mfc_cmd.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_intr.h" + +int s5p_mfc_open_inst(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + int ret; + + /* Preparing decoding - getting instance number */ + mfc_debug(2, "Getting instance number\n"); + dev->curr_ctx = ctx->num; + s5p_mfc_clean_ctx_int_flags(ctx); + ret = s5p_mfc_open_inst_cmd(ctx); + if (ret) { + mfc_err("Failed to create a new instance.\n"); + ctx->state = MFCINST_ERROR; + } + return ret; +} + +int s5p_mfc_close_inst(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + int ret; + + /* Closing decoding instance */ + mfc_debug(2, "Returning instance number\n"); + dev->curr_ctx = ctx->num; + s5p_mfc_clean_ctx_int_flags(ctx); + ret = s5p_mfc_close_inst_cmd(ctx); + if (ret) { + mfc_err("Failed to return an instance.\n"); + ctx->state = MFCINST_ERROR; + return ret; + } + return ret; +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_inst.h b/drivers/media/video/s5p-mfc/s5p_mfc_inst.h new file mode 100644 index 0000000..4120474 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_inst.h @@ -0,0 +1,19 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_inst.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_INST_H_ +#define __S5P_MFC_INST_H_ + +int s5p_mfc_open_inst(struct s5p_mfc_ctx *ctx); +int s5p_mfc_close_inst(struct s5p_mfc_ctx *ctx); + +#endif /* __S5P_MFC_INST_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_intr.c b/drivers/media/video/s5p-mfc/s5p_mfc_intr.c new file mode 100644 index 0000000..9cf2b9f --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_intr.c @@ -0,0 +1,94 @@ +/* + * drivers/media/video/samsung/mfc5/s5p_mfc_intr.c + * + * C file for Samsung MFC (Multi Function Codec - FIMV) driver + * This file contains functions used to wait for command completion. + * + * Kamil Debski, Copyright (c) 2010 Samsung Electronics + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/delay.h> +#include <linux/errno.h> +#include <linux/wait.h> +#include <linux/sched.h> +#include <linux/io.h> + +#include "regs-mfc.h" + +#include "s5p_mfc_intr.h" +#include "s5p_mfc_common.h" +#include "s5p_mfc_debug.h" + +int s5p_mfc_wait_for_done_dev(struct s5p_mfc_dev *dev, int command) +{ + int ret; + + ret = wait_event_interruptible_timeout(dev->queue, + (dev->int_cond && (dev->int_type == command + || dev->int_type == S5P_FIMV_R2H_CMD_ERR_RET)), + msecs_to_jiffies(MFC_INT_TIMEOUT)); + if (ret == 0) { + mfc_err("Interrupt (dev->int_type:%d, command:%d) timed out.\n", + dev->int_type, command); + return 1; + } else if (ret == -ERESTARTSYS) { + mfc_err("Interrupted by a signal.\n"); + return 1; + } + mfc_debug(1, "Finished waiting (dev->int_type:%d, command: %d).\n", + dev->int_type, command); + if (dev->int_type == S5P_FIMV_R2H_CMD_ERR_RET) + return 1; + return 0; +} + +void s5p_mfc_clean_dev_int_flags(struct s5p_mfc_dev *dev) +{ + dev->int_cond = 0; + dev->int_type = 0; + dev->int_err = 0; +} + +int s5p_mfc_wait_for_done_ctx(struct s5p_mfc_ctx *ctx, + int command, int interrupt) +{ + int ret; + + if (interrupt) { + ret = wait_event_interruptible_timeout(ctx->queue, + (ctx->int_cond && (ctx->int_type == command + || ctx->int_type == S5P_FIMV_R2H_CMD_ERR_RET)), + msecs_to_jiffies(MFC_INT_TIMEOUT)); + } else { + ret = wait_event_timeout(ctx->queue, + (ctx->int_cond && (ctx->int_type == command + || ctx->int_type == S5P_FIMV_R2H_CMD_ERR_RET)), + msecs_to_jiffies(MFC_INT_TIMEOUT)); + } + if (ret == 0) { + mfc_err("Interrupt (ctx->int_type:%d, command:%d) timed out.\n", + ctx->int_type, command); + return 1; + } else if (ret == -ERESTARTSYS) { + mfc_err("Interrupted by a signal.\n"); + return 1; + } + mfc_debug(1, "Finished waiting (ctx->int_type:%d, command: %d).\n", + ctx->int_type, command); + if (ctx->int_type == S5P_FIMV_R2H_CMD_ERR_RET) + return 1; + return 0; +} + +void s5p_mfc_clean_ctx_int_flags(struct s5p_mfc_ctx *ctx) +{ + ctx->int_cond = 0; + ctx->int_type = 0; + ctx->int_err = 0; +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_intr.h b/drivers/media/video/s5p-mfc/s5p_mfc_intr.h new file mode 100644 index 0000000..8c531b6 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_intr.h @@ -0,0 +1,26 @@ +/* + * drivers/media/video/samsung/mfc5/s5p_mfc_intr.h + * + * Header file for Samsung MFC (Multi Function Codec - FIMV) driver + * It contains waiting functions declarations. + * + * Kamil Debski, Copyright (c) 2010 Samsung Electronics + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _S5P_MFC_INTR_H_ +#define _S5P_MFC_INTR_H_ + +#include "s5p_mfc_common.h" + +int s5p_mfc_wait_for_done_ctx(struct s5p_mfc_ctx *ctx, + int command, int interrupt); +int s5p_mfc_wait_for_done_dev(struct s5p_mfc_dev *dev, int command); +void s5p_mfc_clean_ctx_int_flags(struct s5p_mfc_ctx *ctx); +void s5p_mfc_clean_dev_int_flags(struct s5p_mfc_dev *dev); + +#endif /* _S5P_MFC_INTR_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_mem.h b/drivers/media/video/s5p-mfc/s5p_mfc_mem.h new file mode 100644 index 0000000..0ffa931 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_mem.h @@ -0,0 +1,55 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_mem.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_MEM_H_ +#define __S5P_MFC_MEM_H_ __FILE__ + +#include <linux/platform_device.h> +#include "s5p_mfc_common.h" + +/* Offset base used to differentiate between CAPTURE and OUTPUT +* while mmaping */ + +#define MFC_OFFSET_SHIFT 11 + +#define DST_QUEUE_OFF_BASE (TASK_SIZE / 2) + +#define FIRMWARE_CODE_SIZE 0x60000 /* 384KB */ +#define MFC_H264_CTX_BUF_SIZE 0x96000 /* 600KB per H264 instance */ +#define MFC_CTX_BUF_SIZE 0x2800 /* 10KB per instance */ +#define DESC_BUF_SIZE 0x20000 /* 128KB for DESC buffer */ +#define SHARED_BUF_SIZE 0x1000 /* 4KB for shared buffer */ + +#define DEF_CPB_SIZE 0x40000 /* 512KB */ + +#define MFC_BANK_A_ALLOC_CTX 0 +#define MFC_BANK_B_ALLOC_CTX 1 +#define MFC_FW_ALLOC_CTX 0 + +#define MFC_BANK1_ALIGN_ORDER 13 +#define MFC_BANK2_ALIGN_ORDER 13 +#define MFC_FW_ALIGN_ORDER 17 + +#define MFC_BASE_ALIGN_ORDER MFC_FW_ALIGN_ORDER + +#include <media/videobuf2-dma-contig.h> + +static inline size_t s5p_mfc_mem_cookie(void *a, void *b) +{ + /* Same functionality as the vb2_dma_contig_plane_paddr */ + dma_addr_t *paddr = vb2_dma_contig_memops.cookie(b); + + return *paddr; +} + + +#endif /* __S5P_MFC_MEM_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_opr.c b/drivers/media/video/s5p-mfc/s5p_mfc_opr.c new file mode 100644 index 0000000..fc912cb --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_opr.c @@ -0,0 +1,1588 @@ +/* + * drivers/media/video/samsung/mfc5/s5p_mfc_opr.c + * + * Samsung MFC (Multi Function Codec - FIMV) driver + * This file contains hw related functions. + * + * Kamil Debski, Copyright (c) 2010 Samsung Electronics + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/delay.h> +#include <linux/mm.h> +#include <linux/io.h> +#include <linux/jiffies.h> + +#include <linux/firmware.h> +#include <linux/err.h> +#include <linux/sched.h> + +#include <linux/dma-mapping.h> +#include <asm/cacheflush.h> + +#include "regs-mfc.h" + +#include "s5p_mfc_opr.h" +#include "s5p_mfc_common.h" +#include "s5p_mfc_mem.h" +#include "s5p_mfc_intr.h" +#include "s5p_mfc_inst.h" +#include "s5p_mfc_pm.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_shm.h" + +/* #define S5P_MFC_DEBUG_REGWRITE */ +#ifdef S5P_MFC_DEBUG_REGWRITE +#undef writel +#define writel(v, r) do { \ + printk(KERN_ERR "MFCWRITE(%p): %08x\n", r, (unsigned int)v); \ + __raw_writel(v, r); } while (0) +#endif /* S5P_MFC_DEBUG_REGWRITE */ + +#define READL(offset) __raw_readl(dev->regs_base + (offset)) +#define WRITEL(data, offset) __raw_writel((data), dev->regs_base + (offset)) +#define OFFSETA(x) (((x) - dev->port_a) >> S5P_FIMV_MEM_OFFSET) +#define OFFSETB(x) (((x) - dev->port_b) >> S5P_FIMV_MEM_OFFSET) + +/* Allocate temporary buffers for decoding */ +int s5p_mfc_alloc_dec_temp_buffers(struct s5p_mfc_ctx *ctx) +{ + void *desc_virt; + struct s5p_mfc_dev *dev = ctx->dev; + mfc_debug_enter(); + ctx->desc_buf = vb2_dma_contig_memops.alloc( + dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX], DESC_BUF_SIZE); + if (IS_ERR_VALUE((int)ctx->desc_buf)) { + ctx->desc_buf = 0; + mfc_err("Allocating DESC buffer failed.\n"); + return -ENOMEM; + } + ctx->desc_phys = s5p_mfc_mem_cookie( + dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX], ctx->desc_buf); + BUG_ON(ctx->desc_phys & ((1 << MFC_BANK1_ALIGN_ORDER) - 1)); + desc_virt = vb2_dma_contig_memops.vaddr(ctx->desc_buf); + if (desc_virt == NULL) { + vb2_dma_contig_memops.put(ctx->desc_buf); + ctx->desc_phys = 0; + ctx->desc_buf = 0; + mfc_err("Remapping DESC buffer failed.\n"); + return -ENOMEM; + } + memset(desc_virt, 0, DESC_BUF_SIZE); + wmb(); + mfc_debug_leave(); + return 0; +} + +/* Release temproary buffers for decoding */ +void s5p_mfc_release_dec_desc_buffer(struct s5p_mfc_ctx *ctx) +{ + if (ctx->desc_phys) { + vb2_dma_contig_memops.put(ctx->desc_buf); + ctx->desc_phys = 0; + ctx->desc_buf = 0; + } +} + +/* Allocate codec buffers */ +int s5p_mfc_alloc_codec_buffers(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned int enc_ref_y_size = 0; + unsigned int enc_ref_c_size = 0; + unsigned int guard_width, guard_height; + + mfc_debug_enter(); + + if (ctx->type == MFCINST_DECODER) { + mfc_debug(2, "Luma size:%d Chroma size:%d MV size:%d\n", + ctx->luma_size, ctx->chroma_size, ctx->mv_size); + mfc_debug(2, "Totals bufs: %d\n", ctx->total_dpb_count); + } else if (ctx->type == MFCINST_ENCODER) { + enc_ref_y_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN) + * ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN); + enc_ref_y_size = ALIGN(enc_ref_y_size, S5P_FIMV_NV12MT_SALIGN); + + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_ENC) { + enc_ref_c_size = ALIGN(ctx->img_width, + S5P_FIMV_NV12MT_HALIGN) + * ALIGN(ctx->img_height >> 1, + S5P_FIMV_NV12MT_VALIGN); + enc_ref_c_size = ALIGN(enc_ref_c_size, + S5P_FIMV_NV12MT_SALIGN); + } else { + guard_width = ALIGN(ctx->img_width + 16, + S5P_FIMV_NV12MT_HALIGN); + guard_height = ALIGN((ctx->img_height >> 1) + 4, + S5P_FIMV_NV12MT_VALIGN); + enc_ref_c_size = ALIGN(guard_width * guard_height, + S5P_FIMV_NV12MT_SALIGN); + } + + mfc_debug(2, "recon luma size: %d chroma size: %d\n", + enc_ref_y_size, enc_ref_c_size); + } else { + return -EINVAL; + } + + /* Codecs have different memory requirements */ + switch (ctx->codec_mode) { + case S5P_FIMV_CODEC_H264_DEC: + ctx->port_a_size = + ALIGN(S5P_FIMV_DEC_NB_IP_SIZE + + S5P_FIMV_DEC_VERT_NB_MV_SIZE, + S5P_FIMV_DEC_BUF_ALIGN); + /* TODO, when merged with FIMC then test will it work without + * alignment to 8192. For all codecs. */ + ctx->port_b_size = ctx->total_dpb_count * ctx->mv_size; + break; + case S5P_FIMV_CODEC_MPEG4_DEC: + ctx->port_a_size = + ALIGN(S5P_FIMV_DEC_NB_DCAC_SIZE + + S5P_FIMV_DEC_UPNB_MV_SIZE + + S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE + + S5P_FIMV_DEC_STX_PARSER_SIZE + + S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE, + S5P_FIMV_DEC_BUF_ALIGN); + ctx->port_b_size = 0; + break; + + case S5P_FIMV_CODEC_VC1RCV_DEC: + case S5P_FIMV_CODEC_VC1_DEC: + ctx->port_a_size = + ALIGN(S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE + + S5P_FIMV_DEC_UPNB_MV_SIZE + + S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE + + S5P_FIMV_DEC_NB_DCAC_SIZE + + 3 * S5P_FIMV_DEC_VC1_BITPLANE_SIZE, + S5P_FIMV_DEC_BUF_ALIGN); + ctx->port_b_size = 0; + break; + + case S5P_FIMV_CODEC_MPEG2_DEC: + ctx->port_a_size = 0; + ctx->port_b_size = 0; + break; + case S5P_FIMV_CODEC_H263_DEC: + ctx->port_a_size = + ALIGN(S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE + + S5P_FIMV_DEC_UPNB_MV_SIZE + + S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE + + S5P_FIMV_DEC_NB_DCAC_SIZE, + S5P_FIMV_DEC_BUF_ALIGN); + ctx->port_b_size = 0; + break; + + case S5P_FIMV_CODEC_H264_ENC: + ctx->port_a_size = (enc_ref_y_size * 2) + + S5P_FIMV_ENC_UPMV_SIZE + + S5P_FIMV_ENC_COLFLG_SIZE + + S5P_FIMV_ENC_INTRAMD_SIZE + + S5P_FIMV_ENC_NBORINFO_SIZE; + ctx->port_b_size = (enc_ref_y_size * 2) + + (enc_ref_c_size * 4) + + S5P_FIMV_ENC_INTRAPRED_SIZE; + break; + case S5P_FIMV_CODEC_MPEG4_ENC: + ctx->port_a_size = (enc_ref_y_size * 2) + + S5P_FIMV_ENC_UPMV_SIZE + + S5P_FIMV_ENC_COLFLG_SIZE + + S5P_FIMV_ENC_ACDCCOEF_SIZE; + ctx->port_b_size = (enc_ref_y_size * 2) + + (enc_ref_c_size * 4); + break; + case S5P_FIMV_CODEC_H263_ENC: + ctx->port_a_size = (enc_ref_y_size * 2) + + S5P_FIMV_ENC_UPMV_SIZE + + S5P_FIMV_ENC_ACDCCOEF_SIZE; + ctx->port_b_size = (enc_ref_y_size * 2) + + (enc_ref_c_size * 4); + break; + default: + break; + } + + /* Allocate only if memory from bank 1 is necessary */ + if (ctx->port_a_size > 0) { + ctx->port_a_buf = vb2_dma_contig_memops.alloc( + dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX], ctx->port_a_size); + if (IS_ERR(ctx->port_a_buf)) { + ctx->port_a_buf = 0; + printk(KERN_ERR + "Buf alloc for decoding failed (port A).\n"); + return -ENOMEM; + } + ctx->port_a_phys = s5p_mfc_mem_cookie( + dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX], ctx->port_a_buf); + BUG_ON(ctx->port_a_phys & ((1 << MFC_BANK1_ALIGN_ORDER) - 1)); + } + + /* Allocate only if memory from bank 2 is necessary */ + if (ctx->port_b_size > 0) { + ctx->port_b_buf = vb2_dma_contig_memops.alloc( + dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX], ctx->port_b_size); + if (IS_ERR(ctx->port_b_buf)) { + ctx->port_b_buf = 0; + mfc_err("Buf alloc for decoding failed (port B).\n"); + return -ENOMEM; + } + ctx->port_b_phys = s5p_mfc_mem_cookie( + dev->alloc_ctx[MFC_BANK_B_ALLOC_CTX], ctx->port_b_buf); + BUG_ON(ctx->port_b_phys & ((1 << MFC_BANK2_ALIGN_ORDER) - 1)); + } + mfc_debug_leave(); + + return 0; +} + +/* Release buffers allocated for codec */ +void s5p_mfc_release_codec_buffers(struct s5p_mfc_ctx *ctx) +{ + if (ctx->port_a_buf) { + vb2_dma_contig_memops.put(ctx->port_a_buf); + ctx->port_a_buf = 0; + ctx->port_a_phys = 0; + ctx->port_a_size = 0; + } + if (ctx->port_b_buf) { + vb2_dma_contig_memops.put(ctx->port_b_buf); + ctx->port_b_buf = 0; + ctx->port_b_phys = 0; + ctx->port_b_size = 0; + } +} + +/* Allocate memory for instance data buffer */ +int s5p_mfc_alloc_instance_buffer(struct s5p_mfc_ctx *ctx) +{ + void *context_virt; + struct s5p_mfc_dev *dev = ctx->dev; + + mfc_debug_enter(); + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_DEC || + ctx->codec_mode == S5P_FIMV_CODEC_H264_ENC) + ctx->context_size = MFC_H264_CTX_BUF_SIZE; + else + ctx->context_size = MFC_CTX_BUF_SIZE; + ctx->context_buf = vb2_dma_contig_memops.alloc( + dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX], ctx->context_size); + if (IS_ERR(ctx->context_buf)) { + mfc_err("Allocating context buffer failed.\n"); + ctx->context_phys = 0; + ctx->context_buf = 0; + return -ENOMEM; + } + + ctx->context_phys = s5p_mfc_mem_cookie( + dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX], ctx->context_buf); + BUG_ON(ctx->context_phys & ((1 << MFC_BANK1_ALIGN_ORDER) - 1)); + ctx->context_ofs = OFFSETA(ctx->context_phys); + context_virt = vb2_dma_contig_memops.vaddr(ctx->context_buf); + if (context_virt == NULL) { + mfc_err("Remapping instance buffer failed.\n"); + vb2_dma_contig_memops.put(ctx->context_buf); + ctx->context_phys = 0; + ctx->context_buf = 0; + return -ENOMEM; + } + /* Zero content of the allocated memory */ + memset(context_virt, 0, ctx->context_size); + wmb(); + + if (s5p_mfc_init_shm(ctx) < 0) { + vb2_dma_contig_memops.put(ctx->context_buf); + ctx->context_phys = 0; + ctx->context_buf = 0; + return -ENOMEM; + } + + mfc_debug_leave(); + + return 0; +} + +/* Release instance buffer */ +void s5p_mfc_release_instance_buffer(struct s5p_mfc_ctx *ctx) +{ + mfc_debug_enter(); + if (ctx->context_buf) { + vb2_dma_contig_memops.put(ctx->context_buf); + ctx->context_phys = 0; + ctx->context_buf = 0; + } + if (ctx->shm_alloc) { + vb2_dma_contig_memops.put(ctx->shm_alloc); + ctx->shm_alloc = 0; + ctx->shm = 0; + } + mfc_debug_leave(); +} + +/* Set registers for decoding temporary buffers */ +void s5p_mfc_set_dec_desc_buffer(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + WRITEL(OFFSETA(ctx->desc_phys), S5P_FIMV_SI_CH0_DESC_ADR); + WRITEL(DESC_BUF_SIZE, S5P_FIMV_SI_CH0_DESC_SIZE); +} + +/* Set registers for shared buffer */ +void s5p_mfc_set_shared_buffer(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + WRITEL(ctx->shm_ofs, S5P_FIMV_SI_CH0_HOST_WR_ADR); +} + +/* Set registers for decoding stream buffer */ +int s5p_mfc_set_dec_stream_buffer(struct s5p_mfc_ctx *ctx, int buf_addr, + unsigned int start_num_byte, unsigned int buf_size) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + mfc_debug_enter(); + mfc_debug(2, "inst_no: %d, buf_addr: 0x%08x, buf_size: 0x" + "%08x (%d)\n", ctx->inst_no, buf_addr, buf_size, buf_size); + WRITEL(OFFSETA(buf_addr), S5P_FIMV_SI_CH0_SB_ST_ADR); + WRITEL(ctx->dec_src_buf_size, S5P_FIMV_SI_CH0_CPB_SIZE); + WRITEL(buf_size, S5P_FIMV_SI_CH0_SB_FRM_SIZE); + s5p_mfc_write_shm(ctx, start_num_byte, START_BYTE_NUM); + mfc_debug_leave(); + return 0; +} + +/* Set decoding frame buffer */ +int s5p_mfc_set_dec_frame_buffer(struct s5p_mfc_ctx *ctx) +{ + unsigned int frame_size, i; + unsigned int frame_size_ch, frame_size_mv; + struct s5p_mfc_dev *dev = ctx->dev; + unsigned int dpb; + size_t buf_addr1, buf_addr2; + int buf_size1, buf_size2; + + buf_addr1 = ctx->port_a_phys; + buf_size1 = ctx->port_a_size; + buf_addr2 = ctx->port_b_phys; + buf_size2 = ctx->port_b_size; + + mfc_debug(2, "Buf1: %p (%d) Buf2: %p (%d)\n", + (void *)buf_addr1, buf_size1, + (void *)buf_addr2, buf_size2); + mfc_debug(2, "Total DPB COUNT: %d\n", ctx->total_dpb_count); + mfc_debug(2, "Setting display delay to %d\n", ctx->display_delay); + + dpb = READL(S5P_FIMV_SI_CH0_DPB_CONF_CTRL) & ~S5P_FIMV_DPB_COUNT_MASK; + WRITEL(ctx->total_dpb_count | dpb, S5P_FIMV_SI_CH0_DPB_CONF_CTRL); + + s5p_mfc_set_shared_buffer(ctx); + + switch (ctx->codec_mode) { + case S5P_FIMV_CODEC_H264_DEC: + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H264_VERT_NB_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_VERT_NB_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_VERT_NB_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H264_NB_IP_ADR); + buf_addr1 += S5P_FIMV_DEC_NB_IP_SIZE; + buf_size1 -= S5P_FIMV_DEC_NB_IP_SIZE; + break; + case S5P_FIMV_CODEC_MPEG4_DEC: + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_NB_DCAC_ADR); + buf_addr1 += S5P_FIMV_DEC_NB_DCAC_SIZE; + buf_size1 -= S5P_FIMV_DEC_NB_DCAC_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_UP_NB_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_UPNB_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_UPNB_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_SA_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_SP_ADR); + buf_addr1 += S5P_FIMV_DEC_STX_PARSER_SIZE; + buf_size1 -= S5P_FIMV_DEC_STX_PARSER_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_OT_LINE_ADR); + buf_addr1 += S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE; + buf_size1 -= S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE; + break; + case S5P_FIMV_CODEC_H263_DEC: + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H263_OT_LINE_ADR); + buf_addr1 += S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE; + buf_size1 -= S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H263_UP_NB_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_UPNB_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_UPNB_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H263_SA_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H263_NB_DCAC_ADR); + buf_addr1 += S5P_FIMV_DEC_NB_DCAC_SIZE; + buf_size1 -= S5P_FIMV_DEC_NB_DCAC_SIZE; + break; + case S5P_FIMV_CODEC_VC1_DEC: + case S5P_FIMV_CODEC_VC1RCV_DEC: + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_NB_DCAC_ADR); + buf_addr1 += S5P_FIMV_DEC_NB_DCAC_SIZE; + buf_size1 -= S5P_FIMV_DEC_NB_DCAC_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_OT_LINE_ADR); + buf_addr1 += S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE; + buf_size1 -= S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_UP_NB_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_UPNB_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_UPNB_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_SA_MV_ADR); + buf_addr1 += S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE; + buf_size1 -= S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_BITPLANE3_ADR); + buf_addr1 += S5P_FIMV_DEC_VC1_BITPLANE_SIZE; + buf_size1 -= S5P_FIMV_DEC_VC1_BITPLANE_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_BITPLANE2_ADR); + buf_addr1 += S5P_FIMV_DEC_VC1_BITPLANE_SIZE; + buf_size1 -= S5P_FIMV_DEC_VC1_BITPLANE_SIZE; + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_VC1_BITPLANE1_ADR); + buf_addr1 += S5P_FIMV_DEC_VC1_BITPLANE_SIZE; + buf_size1 -= S5P_FIMV_DEC_VC1_BITPLANE_SIZE; + break; + case S5P_FIMV_CODEC_MPEG2_DEC: + break; + default: + mfc_err("Unknown codec for decoding (%x).\n", + ctx->codec_mode); + return -EINVAL; + break; + } + frame_size = ctx->luma_size; + frame_size_ch = ctx->chroma_size; + frame_size_mv = ctx->mv_size; + mfc_debug(2, "Frame size: %d ch: %d mv: %d\n", frame_size, frame_size_ch, + frame_size_mv); + for (i = 0; i < ctx->total_dpb_count; i++) { + /* Port B */ + mfc_debug(2, "Luma %d: %x\n", i, ctx->dst_bufs[i].cookie.raw.luma); + WRITEL(OFFSETB(ctx->dst_bufs[i].cookie.raw.luma), + S5P_FIMV_DEC_LUMA_ADR + i * 4); + mfc_debug(2, "\tChroma %d: %x\n", i, + ctx->dst_bufs[i].cookie.raw.chroma); + WRITEL(OFFSETA(ctx->dst_bufs[i].cookie.raw.chroma), + S5P_FIMV_DEC_CHROMA_ADR + i * 4); + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_DEC) { + mfc_debug(2, "\tBuf2: %x, size: %d\n", + buf_addr2, buf_size2); + WRITEL(OFFSETB(buf_addr2), S5P_FIMV_H264_MV_ADR + i * 4); + buf_addr2 += frame_size_mv; + buf_size2 -= frame_size_mv; + } + } + mfc_debug(2, "Buf1: %u, buf_size1: %d\n", buf_addr1, buf_size1); + mfc_debug(2, "Buf 1/2 size after: %d/%d (frames %d)\n", + buf_size1, buf_size2, ctx->total_dpb_count); + if (buf_size1 < 0 || buf_size2 < 0) { + mfc_debug(2, "Not enough memory has been allocated.\n"); + return -ENOMEM; + } + + s5p_mfc_write_shm(ctx, frame_size, ALLOC_LUMA_DPB_SIZE); + s5p_mfc_write_shm(ctx, frame_size_ch, ALLOC_CHROMA_DPB_SIZE); + + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_DEC) + s5p_mfc_write_shm(ctx, frame_size_mv, ALLOC_MV_SIZE); + + WRITEL(((S5P_FIMV_CH_INIT_BUFS & S5P_FIMV_CH_MASK) << S5P_FIMV_CH_SHIFT) + | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID); + + mfc_debug(2, "After setting buffers.\n"); + return 0; +} + +/* Set registers for encoding stream buffer */ +int s5p_mfc_set_enc_stream_buffer(struct s5p_mfc_ctx *ctx, + unsigned long addr, unsigned int size) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + WRITEL(OFFSETA(addr), S5P_FIMV_ENC_SI_CH0_SB_ADR); + WRITEL(size, S5P_FIMV_ENC_SI_CH0_SB_SIZE); + + return 0; +} + +void s5p_mfc_set_enc_frame_buffer(struct s5p_mfc_ctx *ctx, + unsigned long y_addr, unsigned long c_addr) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + WRITEL(OFFSETB(y_addr), S5P_FIMV_ENC_SI_CH0_CUR_Y_ADR); + WRITEL(OFFSETB(c_addr), S5P_FIMV_ENC_SI_CH0_CUR_C_ADR); +} + +void s5p_mfc_get_enc_frame_buffer(struct s5p_mfc_ctx *ctx, + unsigned long *y_addr, unsigned long *c_addr) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + *y_addr = dev->port_b + (READL(S5P_FIMV_ENCODED_Y_ADDR) << MFC_OFFSET_SHIFT); + *c_addr = dev->port_b + (READL(S5P_FIMV_ENCODED_C_ADDR) << MFC_OFFSET_SHIFT); +} + +/* Set encoding ref & codec buffer */ +int s5p_mfc_set_enc_ref_buffer(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + size_t buf_addr1, buf_addr2; + size_t buf_size1, buf_size2; + unsigned int enc_ref_y_size, enc_ref_c_size; + unsigned int guard_width, guard_height; + int i; + + mfc_debug_enter(); + + buf_addr1 = ctx->port_a_phys; + buf_size1 = ctx->port_a_size; + buf_addr2 = ctx->port_b_phys; + buf_size2 = ctx->port_b_size; + + enc_ref_y_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN) + * ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN); + enc_ref_y_size = ALIGN(enc_ref_y_size, S5P_FIMV_NV12MT_SALIGN); + + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_ENC) { + enc_ref_c_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN) + * ALIGN((ctx->img_height >> 1), S5P_FIMV_NV12MT_VALIGN); + enc_ref_c_size = ALIGN(enc_ref_c_size, S5P_FIMV_NV12MT_SALIGN); + } else { + guard_width = ALIGN(ctx->img_width + 16, S5P_FIMV_NV12MT_HALIGN); + guard_height = ALIGN((ctx->img_height >> 1) + 4, S5P_FIMV_NV12MT_VALIGN); + enc_ref_c_size = ALIGN(guard_width * guard_height, + S5P_FIMV_NV12MT_SALIGN); + } + + mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", buf_size1, buf_size2); + + switch (ctx->codec_mode) { + case S5P_FIMV_CODEC_H264_ENC: + for (i = 0; i < 2; i++) { + WRITEL(OFFSETA(buf_addr1), + S5P_FIMV_ENC_REF0_LUMA_ADR + (4 * i)); + buf_addr1 += enc_ref_y_size; + buf_size1 -= enc_ref_y_size; + + WRITEL(OFFSETB(buf_addr2), + S5P_FIMV_ENC_REF2_LUMA_ADR + (4 * i)); + buf_addr2 += enc_ref_y_size; + buf_size2 -= enc_ref_y_size; + } + + for (i = 0; i < 4; i++) { + WRITEL(OFFSETB(buf_addr2), + S5P_FIMV_ENC_REF0_CHROMA_ADR + (4 * i)); + buf_addr2 += enc_ref_c_size; + buf_size2 -= enc_ref_c_size; + } + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H264_UP_MV_ADR); + buf_addr1 += S5P_FIMV_ENC_UPMV_SIZE; + buf_size1 -= S5P_FIMV_ENC_UPMV_SIZE; + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H264_COZERO_FLAG_ADR); + buf_addr1 += S5P_FIMV_ENC_COLFLG_SIZE; + buf_size1 -= S5P_FIMV_ENC_COLFLG_SIZE; + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H264_UP_INTRA_MD_ADR); + buf_addr1 += S5P_FIMV_ENC_INTRAMD_SIZE; + buf_size1 -= S5P_FIMV_ENC_INTRAMD_SIZE; + + WRITEL(OFFSETB(buf_addr2), S5P_FIMV_H264_UP_INTRA_PRED_ADR); + buf_addr2 += S5P_FIMV_ENC_INTRAPRED_SIZE; + buf_size2 -= S5P_FIMV_ENC_INTRAPRED_SIZE; + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H264_NBOR_INFO_ADR); + buf_addr1 += S5P_FIMV_ENC_NBORINFO_SIZE; + buf_size1 -= S5P_FIMV_ENC_NBORINFO_SIZE; + + mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", + buf_size1, buf_size2); + break; + + case S5P_FIMV_CODEC_MPEG4_ENC: + for (i = 0; i < 2; i++) { + WRITEL(OFFSETA(buf_addr1), + S5P_FIMV_ENC_REF0_LUMA_ADR + (4 * i)); + buf_addr1 += enc_ref_y_size; + buf_size1 -= enc_ref_y_size; + + WRITEL(OFFSETB(buf_addr2), + S5P_FIMV_ENC_REF2_LUMA_ADR + (4 * i)); + buf_addr2 += enc_ref_y_size; + buf_size2 -= enc_ref_y_size; + } + + for (i = 0; i < 4; i++) { + WRITEL(OFFSETB(buf_addr2), + S5P_FIMV_ENC_REF0_CHROMA_ADR + (4 * i)); + buf_addr2 += enc_ref_c_size; + buf_size2 -= enc_ref_c_size; + } + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_UP_MV_ADR); + buf_addr1 += S5P_FIMV_ENC_UPMV_SIZE; + buf_size1 -= S5P_FIMV_ENC_UPMV_SIZE; + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_COZERO_FLAG_ADR); + buf_addr1 += S5P_FIMV_ENC_COLFLG_SIZE; + buf_size1 -= S5P_FIMV_ENC_COLFLG_SIZE; + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_MPEG4_ACDC_COEF_ADR); + buf_addr1 += S5P_FIMV_ENC_ACDCCOEF_SIZE; + buf_size1 -= S5P_FIMV_ENC_ACDCCOEF_SIZE; + + mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", + buf_size1, buf_size2); + break; + + case S5P_FIMV_CODEC_H263_ENC: + for (i = 0; i < 2; i++) { + WRITEL(OFFSETA(buf_addr1), + S5P_FIMV_ENC_REF0_LUMA_ADR + (4 * i)); + buf_addr1 += enc_ref_y_size; + buf_size1 -= enc_ref_y_size; + + WRITEL(OFFSETB(buf_addr2), + S5P_FIMV_ENC_REF2_LUMA_ADR + (4 * i)); + buf_addr2 += enc_ref_y_size; + buf_size2 -= enc_ref_y_size; + } + + for (i = 0; i < 4; i++) { + WRITEL(OFFSETB(buf_addr2), + S5P_FIMV_ENC_REF0_CHROMA_ADR + (4 * i)); + buf_addr2 += enc_ref_c_size; + buf_size2 -= enc_ref_c_size; + } + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H263_UP_MV_ADR); + buf_addr1 += S5P_FIMV_ENC_UPMV_SIZE; + buf_size1 -= S5P_FIMV_ENC_UPMV_SIZE; + + WRITEL(OFFSETA(buf_addr1), S5P_FIMV_H263_ACDC_COEF_ADR); + buf_addr1 += S5P_FIMV_ENC_ACDCCOEF_SIZE; + buf_size1 -= S5P_FIMV_ENC_ACDCCOEF_SIZE; + + mfc_debug(2, "buf_size1: %d, buf_size2: %d\n", + buf_size1, buf_size2); + break; + + default: + mfc_err("Unknown codec set for encoding: %d\n", + ctx->codec_mode); + return -EINVAL; + } + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_enc_params *p = &ctx->enc_params; + unsigned int reg; + unsigned int shm; + + mfc_debug_enter(); + + /* width */ + WRITEL(ctx->img_width, S5P_FIMV_ENC_HSIZE_PX); + /* height */ + WRITEL(ctx->img_height, S5P_FIMV_ENC_VSIZE_PX); + + /* pictype : enable, IDR period */ + reg = READL(S5P_FIMV_ENC_PIC_TYPE_CTRL); + reg |= (1 << 18); + reg &= ~(0xFFFF); + reg |= p->gop_size; + WRITEL(reg, S5P_FIMV_ENC_PIC_TYPE_CTRL); + + WRITEL(0, S5P_FIMV_ENC_B_RECON_WRITE_ON); + + /* multi-slice control */ + /* multi-slice MB number or bit size */ + WRITEL(p->slice_mode, S5P_FIMV_ENC_MSLICE_CTRL); + if (p->slice_mode == V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_MB) { + WRITEL(p->slice_mb, S5P_FIMV_ENC_MSLICE_MB); + } else if (p->slice_mode == V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES) { + WRITEL(p->slice_bit, S5P_FIMV_ENC_MSLICE_BIT); + } else { + WRITEL(0, S5P_FIMV_ENC_MSLICE_MB); + WRITEL(0, S5P_FIMV_ENC_MSLICE_BIT); + } + + /* cyclic intra refresh */ + WRITEL(p->intra_refresh_mb, S5P_FIMV_ENC_CIR_CTRL); + + /* memory structure cur. frame */ + if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M) + WRITEL(0, S5P_FIMV_ENC_MAP_FOR_CUR); + else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT) + WRITEL(3, S5P_FIMV_ENC_MAP_FOR_CUR); + + /* padding control & value */ + reg = READL(S5P_FIMV_ENC_PADDING_CTRL); + if (p->pad) { + /** enable */ + reg |= (1 << 31); + /** cr value */ + reg &= ~(0xFF << 16); + reg |= (p->pad_cr << 16); + /** cb value */ + reg &= ~(0xFF << 8); + reg |= (p->pad_cb << 8); + /** y value */ + reg &= ~(0xFF); + reg |= (p->pad_luma); + } else { + /** disable & all value clear */ + reg = 0; + } + WRITEL(reg, S5P_FIMV_ENC_PADDING_CTRL); + + /* rate control config. */ + reg = READL(S5P_FIMV_ENC_RC_CONFIG); + /** frame-level rate control */ + reg &= ~(0x1 << 9); + reg |= (p->rc_frame << 9); + WRITEL(reg, S5P_FIMV_ENC_RC_CONFIG); + + /* bit rate */ + if (p->rc_frame) + WRITEL(p->rc_bitrate, + S5P_FIMV_ENC_RC_BIT_RATE); + else + WRITEL(0, S5P_FIMV_ENC_RC_BIT_RATE); + + /* reaction coefficient */ + if (p->rc_frame) + WRITEL(p->rc_reaction_coeff, S5P_FIMV_ENC_RC_RPARA); + + shm = s5p_mfc_read_shm(ctx, EXT_ENC_CONTROL); + /** seq header ctrl */ + shm &= ~(0x1 << 3); + shm |= (p->seq_hdr_mode << 3); + /** frame skip mode */ + shm &= ~(0x3 << 1); + shm |= (p->frame_skip_mode << 1); + s5p_mfc_write_shm(ctx, shm, EXT_ENC_CONTROL); + + /* fixed target bit */ + s5p_mfc_write_shm(ctx, p->fixed_target_bit, RC_CONTROL_CONFIG); + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_enc_params *p = &ctx->enc_params; + struct s5p_mfc_h264_enc_params *p_264 = &p->codec.h264; + unsigned int reg; + unsigned int shm; + + mfc_debug_enter(); + + s5p_mfc_set_enc_params(ctx); + + /* pictype : number of B */ + reg = READL(S5P_FIMV_ENC_PIC_TYPE_CTRL); + /** num_b_frame - 0 ~ 2 */ + reg &= ~(0x3 << 16); + reg |= (p->num_b_frame << 16); + WRITEL(reg, S5P_FIMV_ENC_PIC_TYPE_CTRL); + + /* profile & level */ + reg = READL(S5P_FIMV_ENC_PROFILE); + /** level */ + reg &= ~(0xFF << 8); + reg |= (p_264->level << 8); + /** profile - 0 ~ 2 */ + reg &= ~(0x3F); + reg |= p_264->profile; + WRITEL(reg, S5P_FIMV_ENC_PROFILE); + + /* interlace */ + WRITEL(p->interlace, S5P_FIMV_ENC_PIC_STRUCT); + /** height */ + if (p->interlace) + WRITEL(ctx->img_height >> 1, S5P_FIMV_ENC_VSIZE_PX); + + /* loopfilter ctrl */ + WRITEL(p_264->loop_filter_mode, S5P_FIMV_ENC_LF_CTRL); + + /* loopfilter alpha offset */ + if (p_264->loop_filter_alpha < 0) { + reg = 0x10; + reg |= (0xFF - p_264->loop_filter_alpha) + 1; + } else { + reg = 0x00; + reg |= (p_264->loop_filter_alpha & 0xF); + } + WRITEL(reg, S5P_FIMV_ENC_ALPHA_OFF); + + /* loopfilter beta offset */ + if (p_264->loop_filter_beta < 0) { + reg = 0x10; + reg |= (0xFF - p_264->loop_filter_beta) + 1; + } else { + reg = 0x00; + reg |= (p_264->loop_filter_beta & 0xF); + } + WRITEL(reg, S5P_FIMV_ENC_BETA_OFF); + + /* entropy coding mode */ + if (p_264->entropy_mode == V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC) + WRITEL(1, S5P_FIMV_ENC_H264_ENTROPY_MODE); + else + WRITEL(0, S5P_FIMV_ENC_H264_ENTROPY_MODE); + + /* number of ref. picture */ + reg = READL(S5P_FIMV_ENC_H264_NUM_OF_REF); + /** num of ref. pictures of P */ + reg &= ~(0x3 << 5); + reg |= (p_264->num_ref_pic_4p << 5); + /** max number of ref. pictures */ + reg &= ~(0x1F); + reg |= p_264->max_ref_pic; + WRITEL(reg, S5P_FIMV_ENC_H264_NUM_OF_REF); + + /* 8x8 transform enable */ + WRITEL(p_264->_8x8_transform, S5P_FIMV_ENC_H264_TRANS_FLAG); + + /* rate control config. */ + reg = READL(S5P_FIMV_ENC_RC_CONFIG); + /** macroblock level rate control */ + reg &= ~(0x1 << 8); + reg |= (p_264->rc_mb << 8); + /** frame QP */ + reg &= ~(0x3F); + reg |= p_264->rc_frame_qp; + WRITEL(reg, S5P_FIMV_ENC_RC_CONFIG); + + /* frame rate */ + if (p->rc_frame && p->rc_framerate_denom) + WRITEL(p->rc_framerate_num * 1000 / p->rc_framerate_denom, + S5P_FIMV_ENC_RC_FRAME_RATE); + else + WRITEL(0, S5P_FIMV_ENC_RC_FRAME_RATE); + + /* max & min value of QP */ + reg = READL(S5P_FIMV_ENC_RC_QBOUND); + /** max QP */ + reg &= ~(0x3F << 8); + reg |= (p_264->rc_max_qp << 8); + /** min QP */ + reg &= ~(0x3F); + reg |= p_264->rc_min_qp; + WRITEL(reg, S5P_FIMV_ENC_RC_QBOUND); + + /* macroblock adaptive scaling features */ + if (p_264->rc_mb) { + reg = READL(S5P_FIMV_ENC_RC_MB_CTRL); + /** dark region */ + reg &= ~(0x1 << 3); + reg |= (p_264->rc_mb_dark << 3); + /** smooth region */ + reg &= ~(0x1 << 2); + reg |= (p_264->rc_mb_smooth << 2); + /** static region */ + reg &= ~(0x1 << 1); + reg |= (p_264->rc_mb_static << 1); + /** high activity region */ + reg &= ~(0x1); + reg |= p_264->rc_mb_activity; + WRITEL(reg, S5P_FIMV_ENC_RC_MB_CTRL); + } + + if (!p->rc_frame && + !p_264->rc_mb) { + shm = s5p_mfc_read_shm(ctx, P_B_FRAME_QP); + shm &= ~(0xFFF); + shm |= ((p_264->rc_b_frame_qp & 0x3F) << 6); + shm |= (p_264->rc_p_frame_qp & 0x3F); + s5p_mfc_write_shm(ctx, shm, P_B_FRAME_QP); + } + + /* extended encoder ctrl */ + shm = s5p_mfc_read_shm(ctx, EXT_ENC_CONTROL); + /** AR VUI control */ + shm &= ~(0x1 << 15); + shm |= (p_264->vui_sar << 1); + s5p_mfc_write_shm(ctx, shm, EXT_ENC_CONTROL); + + if (p_264->vui_sar) { + /* aspect ration IDC */ + shm = s5p_mfc_read_shm(ctx, SAMPLE_ASPECT_RATIO_IDC); + shm &= ~(0xFF); + shm |= p_264->vui_sar_idc; + s5p_mfc_write_shm(ctx, shm, SAMPLE_ASPECT_RATIO_IDC); + + if (p_264->vui_sar_idc == 0xFF) { + /* sample AR info */ + shm = s5p_mfc_read_shm(ctx, EXTENDED_SAR); + shm &= ~(0xFFFFFFFF); + shm |= p_264->vui_ext_sar_width << 16; + shm |= p_264->vui_ext_sar_height; + s5p_mfc_write_shm(ctx, shm, EXTENDED_SAR); + } + } + + /* intra picture period for H.264 */ + shm = s5p_mfc_read_shm(ctx, H264_I_PERIOD); + /** control */ + shm &= ~(0x1 << 16); + shm |= (p_264->open_gop << 16); + /** value */ + if (p_264->open_gop) { + shm &= ~(0xFFFF); + shm |= p_264->open_gop_size; + } + s5p_mfc_write_shm(ctx, shm, H264_I_PERIOD); + + /* extended encoder ctrl */ + shm = s5p_mfc_read_shm(ctx, EXT_ENC_CONTROL); + /** vbv buffer size */ + if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_VBV_LIMIT) { + shm &= ~(0xFFFF << 16); + shm |= (p_264->cpb_size << 16); + } + s5p_mfc_write_shm(ctx, shm, EXT_ENC_CONTROL); + + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_set_enc_params_mpeg4(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_enc_params *p = &ctx->enc_params; + struct s5p_mfc_mpeg4_enc_params *p_mpeg4 = &p->codec.mpeg4; + unsigned int reg; + unsigned int shm; + unsigned int framerate; + + mfc_debug_enter(); + + s5p_mfc_set_enc_params(ctx); + + /* pictype : number of B */ + reg = READL(S5P_FIMV_ENC_PIC_TYPE_CTRL); + /** num_b_frame - 0 ~ 2 */ + reg &= ~(0x3 << 16); + reg |= (p->num_b_frame << 16); + WRITEL(reg, S5P_FIMV_ENC_PIC_TYPE_CTRL); + + /* profile & level */ + reg = READL(S5P_FIMV_ENC_PROFILE); + /** level */ + reg &= ~(0xFF << 8); + reg |= (p_mpeg4->level << 8); + /** profile - 0 ~ 2 */ + reg &= ~(0x3F); + reg |= p_mpeg4->profile; + WRITEL(reg, S5P_FIMV_ENC_PROFILE); + + /* quarter_pixel */ + WRITEL(p_mpeg4->quarter_pixel, S5P_FIMV_ENC_MPEG4_QUART_PXL); + + /* qp */ + if (!p->rc_frame) { + shm = s5p_mfc_read_shm(ctx, P_B_FRAME_QP); + shm &= ~(0xFFF); + shm |= ((p_mpeg4->rc_b_frame_qp & 0x3F) << 6); + shm |= (p_mpeg4->rc_p_frame_qp & 0x3F); + s5p_mfc_write_shm(ctx, shm, P_B_FRAME_QP); + } + + /* frame rate */ + if (p->rc_frame) { + if (p_mpeg4->vop_frm_delta > 0) { + framerate = p_mpeg4->vop_time_res * 1000 / + p_mpeg4->vop_frm_delta; + WRITEL(framerate, + S5P_FIMV_ENC_RC_FRAME_RATE); + shm = s5p_mfc_read_shm(ctx, RC_VOP_TIMING); + shm &= ~(0xFFFFFFFF); + shm |= (1 << 31); + shm |= ((p_mpeg4->vop_time_res & 0x7FFF) << 16); + shm |= (p_mpeg4->vop_frm_delta & 0xFFFF); + s5p_mfc_write_shm(ctx, shm, RC_VOP_TIMING); + } + } else { + WRITEL(0, S5P_FIMV_ENC_RC_FRAME_RATE); + } + + /* rate control config. */ + reg = READL(S5P_FIMV_ENC_RC_CONFIG); + /** frame QP */ + reg &= ~(0x3F); + reg |= p_mpeg4->rc_frame_qp; + WRITEL(reg, S5P_FIMV_ENC_RC_CONFIG); + + /* max & min value of QP */ + reg = READL(S5P_FIMV_ENC_RC_QBOUND); + /** max QP */ + reg &= ~(0x3F << 8); + reg |= (p_mpeg4->rc_max_qp << 8); + /** min QP */ + reg &= ~(0x3F); + reg |= p_mpeg4->rc_min_qp; + WRITEL(reg, S5P_FIMV_ENC_RC_QBOUND); + + /* extended encoder ctrl */ + shm = s5p_mfc_read_shm(ctx, EXT_ENC_CONTROL); + /** vbv buffer size */ + if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_VBV_LIMIT) { + shm &= ~(0xFFFF << 16); + shm |= (p->vbv_size << 16); + } + s5p_mfc_write_shm(ctx, shm, EXT_ENC_CONTROL); + + mfc_debug_leave(); + + return 0; +} + +static int s5p_mfc_set_enc_params_h263(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_enc_params *p = &ctx->enc_params; + struct s5p_mfc_mpeg4_enc_params *p_h263 = &p->codec.mpeg4; + unsigned int reg; + unsigned int shm; + + mfc_debug_enter(); + + s5p_mfc_set_enc_params(ctx); + + /* qp */ + if (!p->rc_frame) { + shm = s5p_mfc_read_shm(ctx, P_B_FRAME_QP); + shm &= ~(0xFFF); + shm |= (p_h263->rc_p_frame_qp & 0x3F); + s5p_mfc_write_shm(ctx, shm, P_B_FRAME_QP); + } + + /* frame rate */ + if (p->rc_frame && p->rc_framerate_denom) + WRITEL(p->rc_framerate_num * 1000 / p->rc_framerate_denom, + S5P_FIMV_ENC_RC_FRAME_RATE); + else + WRITEL(0, S5P_FIMV_ENC_RC_FRAME_RATE); + + /* rate control config. */ + reg = READL(S5P_FIMV_ENC_RC_CONFIG); + /** frame QP */ + reg &= ~(0x3F); + reg |= p_h263->rc_frame_qp; + WRITEL(reg, S5P_FIMV_ENC_RC_CONFIG); + + /* max & min value of QP */ + reg = READL(S5P_FIMV_ENC_RC_QBOUND); + /** max QP */ + reg &= ~(0x3F << 8); + reg |= (p_h263->rc_max_qp << 8); + /** min QP */ + reg &= ~(0x3F); + reg |= p_h263->rc_min_qp; + WRITEL(reg, S5P_FIMV_ENC_RC_QBOUND); + + /* extended encoder ctrl */ + shm = s5p_mfc_read_shm(ctx, EXT_ENC_CONTROL); + /** vbv buffer size */ + if (p->frame_skip_mode == V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_VBV_LIMIT) { + shm &= ~(0xFFFF << 16); + shm |= (p->vbv_size << 16); + } + s5p_mfc_write_shm(ctx, shm, EXT_ENC_CONTROL); + + mfc_debug_leave(); + + return 0; +} + +/* Initialize decoding */ +int s5p_mfc_init_decode(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + mfc_debug_enter(); + mfc_debug(2, "InstNo: %d/%d\n", ctx->inst_no, S5P_FIMV_CH_SEQ_HEADER); + s5p_mfc_set_shared_buffer(ctx); + mfc_debug(2, "BUFs: %08x %08x %08x %08x %08x\n", + READL(S5P_FIMV_SI_CH0_DESC_ADR), + READL(S5P_FIMV_SI_CH0_CPB_SIZE), + READL(S5P_FIMV_SI_CH0_DESC_SIZE), + READL(S5P_FIMV_SI_CH0_SB_ST_ADR), + READL(S5P_FIMV_SI_CH0_SB_FRM_SIZE)); + /* Setup loop filter, for decoding this is only valid for MPEG4 */ + if (ctx->codec_mode == S5P_FIMV_CODEC_MPEG4_DEC) { + mfc_debug(2, "Set loop filter to: %d\n", ctx->loop_filter_mpeg4); + WRITEL(ctx->loop_filter_mpeg4, S5P_FIMV_ENC_LF_CTRL); + } else { + WRITEL(0, S5P_FIMV_ENC_LF_CTRL); + } + WRITEL(((ctx->slice_interface & S5P_FIMV_SLICE_INT_MASK) << + S5P_FIMV_SLICE_INT_SHIFT) | (ctx->display_delay_enable << + S5P_FIMV_DDELAY_ENA_SHIFT) | ((ctx->display_delay & + S5P_FIMV_DDELAY_VAL_MASK) << S5P_FIMV_DDELAY_VAL_SHIFT), + S5P_FIMV_SI_CH0_DPB_CONF_CTRL); + WRITEL( + ((S5P_FIMV_CH_SEQ_HEADER & S5P_FIMV_CH_MASK) << S5P_FIMV_CH_SHIFT) + | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID); + mfc_debug_leave(); + return 0; +} + +static inline void s5p_mfc_set_flush(struct s5p_mfc_ctx *ctx, int flush) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned int dpb; + if (flush) + dpb = READL(S5P_FIMV_SI_CH0_DPB_CONF_CTRL) | ( + S5P_FIMV_DPB_FLUSH_MASK << S5P_FIMV_DPB_FLUSH_SHIFT); + else + dpb = READL(S5P_FIMV_SI_CH0_DPB_CONF_CTRL) & + ~(S5P_FIMV_DPB_FLUSH_MASK << S5P_FIMV_DPB_FLUSH_SHIFT); + WRITEL(dpb, S5P_FIMV_SI_CH0_DPB_CONF_CTRL); +} + +/* Decode a single frame */ +int s5p_mfc_decode_one_frame(struct s5p_mfc_ctx *ctx, enum s5p_mfc_decode_arg last_frame) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + mfc_debug(2, "Setting flags to %08lx (free:%d WTF:%d)\n", + ctx->dec_dst_flag, ctx->dst_queue_cnt, + ctx->dst_bufs_cnt); + WRITEL(ctx->dec_dst_flag, S5P_FIMV_SI_CH0_RELEASE_BUF); + s5p_mfc_set_shared_buffer(ctx); + s5p_mfc_set_flush(ctx, ctx->dpb_flush_flag); + /* Issue different commands to instance basing on whether it + * is the last frame or not. */ + switch(last_frame) { + case MFC_DEC_FRAME: + WRITEL(((S5P_FIMV_CH_FRAME_START & S5P_FIMV_CH_MASK) << + S5P_FIMV_CH_SHIFT ) | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID); + break; + case MFC_DEC_LAST_FRAME: + WRITEL(((S5P_FIMV_CH_LAST_FRAME & S5P_FIMV_CH_MASK) << + S5P_FIMV_CH_SHIFT) | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID); + break; + case MFC_DEC_RES_CHANGE: + WRITEL(((S5P_FIMV_CH_FRAME_START_REALLOC & S5P_FIMV_CH_MASK) << + S5P_FIMV_CH_SHIFT) | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID); + break; + } + mfc_debug(2, "Decoding a usual frame.\n"); + return 0; +} + +int s5p_mfc_init_encode(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + mfc_debug(2, "++\n"); + + if (ctx->codec_mode == S5P_FIMV_CODEC_H264_ENC) + s5p_mfc_set_enc_params_h264(ctx); + else if (ctx->codec_mode == S5P_FIMV_CODEC_MPEG4_ENC) + s5p_mfc_set_enc_params_mpeg4(ctx); + else if (ctx->codec_mode == S5P_FIMV_CODEC_H263_ENC) + s5p_mfc_set_enc_params_h263(ctx); + else { + mfc_err("Unknown codec for encoding (%x).\n", + ctx->codec_mode); + return -EINVAL; + } + + s5p_mfc_set_shared_buffer(ctx); + + WRITEL(((S5P_FIMV_CH_SEQ_HEADER << 16) & 0x70000) | (ctx->inst_no), + S5P_FIMV_SI_CH0_INST_ID); + + mfc_debug(2, "--\n"); + + return 0; +} + +/* Encode a single frame */ +int s5p_mfc_encode_one_frame(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + mfc_debug(2, "++\n"); + + /* memory structure cur. frame */ + if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M) + WRITEL(0, S5P_FIMV_ENC_MAP_FOR_CUR); + else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT) + WRITEL(3, S5P_FIMV_ENC_MAP_FOR_CUR); + + s5p_mfc_set_shared_buffer(ctx); + + WRITEL((S5P_FIMV_CH_FRAME_START << 16 & 0x70000) | (ctx->inst_no), + S5P_FIMV_SI_CH0_INST_ID); + + mfc_debug(2, "--\n"); + + return 0; +} + +static inline int s5p_mfc_get_new_ctx(struct s5p_mfc_dev *dev) +{ + unsigned long flags; + int new_ctx; + int cnt; + + spin_lock_irqsave(&dev->condlock, flags); + mfc_debug(2, "Previos context: %d (bits %08lx)\n", dev->curr_ctx, + dev->ctx_work_bits); + new_ctx = (dev->curr_ctx + 1) % MFC_NUM_CONTEXTS; + cnt = 0; + while (!test_bit(new_ctx, &dev->ctx_work_bits)) { + new_ctx = (new_ctx + 1) % MFC_NUM_CONTEXTS; + cnt++; + if (cnt > MFC_NUM_CONTEXTS) { + /* No contexts to run */ + spin_unlock_irqrestore(&dev->condlock, flags); + return -EAGAIN; + } + } + spin_unlock_irqrestore(&dev->condlock, flags); + return new_ctx; +} + +static inline void s5p_mfc_run_res_change(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + + s5p_mfc_set_dec_stream_buffer(ctx, 0, 0, 0); + dev->curr_ctx = ctx->num; + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_decode_one_frame(ctx, MFC_DEC_RES_CHANGE); +} + +static inline int s5p_mfc_run_dec_frame(struct s5p_mfc_ctx *ctx, int last_frame) +{ + struct s5p_mfc_dev *dev = ctx->dev; + struct s5p_mfc_buf *temp_vb; + unsigned long flags; + unsigned int index; + + spin_lock_irqsave(&dev->irqlock, flags); + + /* Frames are being decoded */ + if (list_empty(&ctx->src_queue)) { + mfc_debug(2, "No src buffers.\n"); + spin_unlock_irqrestore(&dev->irqlock, flags); + return -EAGAIN; + } + /* Get the next source buffer */ + temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + temp_vb->used = 1; + + mfc_debug(2, "Temp vb: %p\n", temp_vb); + mfc_debug(2, "Src Addr: 0x%zx\n", vb2_dma_contig_plane_paddr(temp_vb->b, 0)); + s5p_mfc_set_dec_stream_buffer(ctx, vb2_dma_contig_plane_paddr(temp_vb->b, 0), + ctx->consumed_stream, temp_vb->b->v4l2_planes[0].bytesused); + + spin_unlock_irqrestore(&dev->irqlock, flags); + + index = temp_vb->b->v4l2_buf.index; + dev->curr_ctx = ctx->num; + s5p_mfc_clean_ctx_int_flags(ctx); + if (temp_vb->b->v4l2_planes[0].bytesused == 0) { + last_frame = MFC_DEC_LAST_FRAME; + mfc_debug(2, "Setting ctx->state to FINISHING\n"); + ctx->state = MFCINST_FINISHING; + } + s5p_mfc_decode_one_frame(ctx, last_frame); + + return 0; +} + +static inline int s5p_mfc_run_enc_frame(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + struct s5p_mfc_buf *dst_mb; + struct s5p_mfc_buf *src_mb; + unsigned long src_y_addr, src_c_addr, dst_addr; + unsigned int dst_size; + + spin_lock_irqsave(&dev->irqlock, flags); + + if (list_empty(&ctx->src_queue)) { + mfc_debug(2, "no src buffers.\n"); + spin_unlock_irqrestore(&dev->irqlock, flags); + return -EAGAIN; + } + + if (list_empty(&ctx->dst_queue)) { + mfc_debug(2, "no dst buffers.\n"); + spin_unlock_irqrestore(&dev->irqlock, flags); + return -EAGAIN; + } + + src_mb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + src_mb->used = 1; + src_y_addr = vb2_dma_contig_plane_paddr(src_mb->b, 0); + src_c_addr = vb2_dma_contig_plane_paddr(src_mb->b, 1); + + mfc_debug(2, "enc src y addr: 0x%08lx", src_y_addr); + mfc_debug(2, "enc src c addr: 0x%08lx", src_c_addr); + + s5p_mfc_set_enc_frame_buffer(ctx, src_y_addr, src_c_addr); + + dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); + dst_mb->used = 1; + dst_addr = vb2_dma_contig_plane_paddr(dst_mb->b, 0); + dst_size = vb2_plane_size(dst_mb->b, 0); + + s5p_mfc_set_enc_stream_buffer(ctx, dst_addr, dst_size); + + spin_unlock_irqrestore(&dev->irqlock, flags); + + dev->curr_ctx = ctx->num; + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_encode_one_frame(ctx); + + return 0; +} + +static inline void s5p_mfc_run_init_dec(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + struct s5p_mfc_buf *temp_vb; + + /* Initializing decoding - parsing header */ + spin_lock_irqsave(&dev->irqlock, flags); + mfc_debug(2, "Preparing to init decoding.\n"); + temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + s5p_mfc_set_dec_desc_buffer(ctx); + mfc_debug(2, "Header size: %d\n", temp_vb->b->v4l2_planes[0].bytesused); + s5p_mfc_set_dec_stream_buffer(ctx, vb2_dma_contig_plane_paddr(temp_vb->b, 0), + 0, temp_vb->b->v4l2_planes[0].bytesused); + spin_unlock_irqrestore(&dev->irqlock, flags); + dev->curr_ctx = ctx->num; + mfc_debug(2, "paddr: %08x\n", + (int)phys_to_virt(vb2_dma_contig_plane_paddr(temp_vb->b, 0))); + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_init_decode(ctx); +} + +static inline void s5p_mfc_run_init_enc(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + struct s5p_mfc_buf *dst_mb; + unsigned long dst_addr; + unsigned int dst_size; + + s5p_mfc_set_enc_ref_buffer(ctx); + + spin_lock_irqsave(&dev->irqlock, flags); + + dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list); + dst_addr = vb2_dma_contig_plane_paddr(dst_mb->b, 0); + dst_size = vb2_plane_size(dst_mb->b, 0); + s5p_mfc_set_enc_stream_buffer(ctx, dst_addr, dst_size); + + spin_unlock_irqrestore(&dev->irqlock, flags); + + dev->curr_ctx = ctx->num; + mfc_debug(2, "paddr: %08x\n", + (int)phys_to_virt(vb2_dma_contig_plane_paddr(dst_mb->b, 0))); + s5p_mfc_clean_ctx_int_flags(ctx); + s5p_mfc_init_encode(ctx); +} + +static inline int s5p_mfc_run_init_dec_buffers(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + unsigned long flags; + struct s5p_mfc_buf *temp_vb; + int ret; + /* Header was parsed now starting processing + * First set the output frame buffers + * s5p_mfc_alloc_dec_buffers(ctx); */ + + mfc_debug(1, "cap state: %d (should be %d)\n", ctx->capture_state, QUEUE_BUFS_MMAPED); + + if (ctx->capture_state != QUEUE_BUFS_MMAPED) { + mfc_err("It seems that not all destionation buffers were " + "mmaped.\nMFC requires that all destination are mmaped " + "before starting processing.\n"); + return -EAGAIN; + } + + spin_lock_irqsave(&dev->irqlock, flags); + + if (list_empty(&ctx->src_queue)) { + mfc_err("Header has been deallocated in the middle of " + "initialization.\n"); + spin_unlock_irqrestore(&dev->irqlock, flags); + return -EIO; + } + + temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list); + mfc_debug(2, "Header size: %d\n", temp_vb->b->v4l2_planes[0].bytesused); + s5p_mfc_set_dec_stream_buffer(ctx, vb2_dma_contig_plane_paddr(temp_vb->b, 0), + 0, temp_vb->b->v4l2_planes[0].bytesused); + spin_unlock_irqrestore(&dev->irqlock, flags); + dev->curr_ctx = ctx->num; + s5p_mfc_clean_ctx_int_flags(ctx); + ret = s5p_mfc_set_dec_frame_buffer(ctx); + if (ret) { + mfc_err("Failed to alloc frame mem.\n"); + ctx->state = MFCINST_ERROR; + } + return ret; +} + +/* Try running an operation on hardware */ +void s5p_mfc_try_run(struct s5p_mfc_dev *dev) +{ + struct s5p_mfc_ctx *ctx; + int new_ctx; + unsigned int ret = 0; + + mfc_debug(1, "Try run dev: %p\n", dev); + + /* Check whether hardware is not running */ + if (test_and_set_bit(0, &dev->hw_lock) != 0) { + /* This is perfectly ok, the scheduled ctx should wait */ + mfc_debug(1, "Couldn't lock HW.\n"); + return; + } + + /* Choose the context to run */ + new_ctx = s5p_mfc_get_new_ctx(dev); + if (new_ctx < 0) { + /* No contexts to run */ + if (test_and_clear_bit(0, &dev->hw_lock) == 0) { + mfc_err("Failed to unlock hardware.\n"); + return; + } + + mfc_debug(1, "No ctx is scheduled to be run.\n"); + return; + } + + mfc_debug(1, "New context: %d\n", new_ctx); + ctx = dev->ctx[new_ctx]; + mfc_debug(1, "Seting new context to %p\n", ctx); + /* Got context to run in ctx */ + mfc_debug(1, "ctx->dst_queue_cnt=%d ctx->dpb_count=%d ctx->src_queue_cnt=%d\n", + ctx->dst_queue_cnt, ctx->dpb_count, ctx->src_queue_cnt); + mfc_debug(1, "ctx->state=%d\n", ctx->state); + /* Last frame has already been sent to MFC + * Now obtaining frames from MFC buffer */ + + s5p_mfc_clock_on(); + + if (ctx->type == MFCINST_DECODER) { + s5p_mfc_set_dec_desc_buffer(ctx); + switch (ctx->state) { + case MFCINST_FINISHING: + s5p_mfc_run_dec_frame(ctx, MFC_DEC_LAST_FRAME); + break; + case MFCINST_RUNNING: + ret = s5p_mfc_run_dec_frame(ctx, MFC_DEC_FRAME); + break; + case MFCINST_INIT: + ret = s5p_mfc_open_inst(ctx); + break; + case MFCINST_RETURN_INST: + ret = s5p_mfc_close_inst(ctx); + break; + case MFCINST_GOT_INST: + s5p_mfc_run_init_dec(ctx); + break; + case MFCINST_HEAD_PARSED: + mfc_debug(1, "Before head parsed\n"); + ret = s5p_mfc_run_init_dec_buffers(ctx); + mfc_debug(1, "After head parsed\n"); + break; + case MFCINST_RES_CHANGE_INIT: + s5p_mfc_run_res_change(ctx); + break; + case MFCINST_RES_CHANGE_FLUSH: + s5p_mfc_run_dec_frame(ctx, MFC_DEC_FRAME); + break; + case MFCINST_RES_CHANGE_END: + mfc_debug(2, "Finished remaining frames after resolution change.\n"); + ctx->capture_state = QUEUE_FREE; + mfc_debug(2, "Will re-init the codec`.\n"); + s5p_mfc_run_init_dec(ctx); + break; + default: + ret = -EAGAIN; + } + } else if (ctx->type == MFCINST_ENCODER) { + switch (ctx->state) { + case MFCINST_FINISHING: + case MFCINST_RUNNING: + ret = s5p_mfc_run_enc_frame(ctx); + break; + case MFCINST_INIT: + ret = s5p_mfc_open_inst(ctx); + break; + case MFCINST_RETURN_INST: + ret = s5p_mfc_close_inst(ctx); + break; + case MFCINST_GOT_INST: + s5p_mfc_run_init_enc(ctx); + break; + default: + ret = -EAGAIN; + } + } else { + mfc_err("invalid context type: %d\n", ctx->type); + ret = -EAGAIN; + } + + if (ret) { + /* Free hardware lock */ + if (test_and_clear_bit(0, &dev->hw_lock) == 0) { + mfc_err("Failed to unlock hardware.\n"); + } + + /* This is in deed imporant, as no operation has been + * scheduled, reduce the clock count as no one will + * ever do this, because no interrupt related to this try_run + * will ever come from hardware. */ + s5p_mfc_clock_off(); + } +} + + +void s5p_mfc_cleanup_queue(struct list_head *lh, struct vb2_queue *vq) +{ + struct s5p_mfc_buf *b; + int i; + + while (!list_empty(lh)) { + b = list_entry(lh->next, struct s5p_mfc_buf, list); + for (i = 0; i < b->b->num_planes; i++) + vb2_set_plane_payload(b->b, i, 0); + vb2_buffer_done(b->b, VB2_BUF_STATE_ERROR); + list_del(&b->list); + } +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_opr.h b/drivers/media/video/s5p-mfc/s5p_mfc_opr.h new file mode 100644 index 0000000..3c39e56 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_opr.h @@ -0,0 +1,88 @@ +/* + * drivers/media/video/samsung/mfc5/s5p_mfc_opr.h + * + * Header file for Samsung MFC (Multi Function Codec - FIMV) driver + * Contains declarations of hw related functions. + * + * Kamil Debski, Copyright (c) 2010 Samsung Electronics + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef S5P_MFC_OPR_H_ +#define S5P_MFC_OPR_H_ + +#include "s5p_mfc_common.h" +#include "s5p_mfc_mem.h" + +int s5p_mfc_init_decode(struct s5p_mfc_ctx *ctx); +int s5p_mfc_init_encode(struct s5p_mfc_ctx *mfc_ctx); + +int s5p_mfc_set_dec_frame_buffer(struct s5p_mfc_ctx *ctx); +int s5p_mfc_set_dec_stream_buffer(struct s5p_mfc_ctx *ctx, int buf_addr, + unsigned int start_num_byte, + unsigned int buf_size); + +void s5p_mfc_set_enc_frame_buffer(struct s5p_mfc_ctx *ctx, + unsigned long y_addr, unsigned long c_addr); +int s5p_mfc_set_enc_stream_buffer(struct s5p_mfc_ctx *ctx, + unsigned long addr, unsigned int size); +void s5p_mfc_get_enc_frame_buffer(struct s5p_mfc_ctx *ctx, + unsigned long *y_addr, unsigned long *c_addr); +int s5p_mfc_set_enc_ref_buffer(struct s5p_mfc_ctx *mfc_ctx); + +int s5p_mfc_decode_one_frame(struct s5p_mfc_ctx *ctx, + enum s5p_mfc_decode_arg last_frame); +int s5p_mfc_encode_one_frame(struct s5p_mfc_ctx *mfc_ctx); + +/* Memory allocation */ +int s5p_mfc_alloc_dec_temp_buffers(struct s5p_mfc_ctx *ctx); +void s5p_mfc_set_dec_desc_buffer(struct s5p_mfc_ctx *ctx); +void s5p_mfc_release_dec_desc_buffer(struct s5p_mfc_ctx *ctx); + +int s5p_mfc_alloc_codec_buffers(struct s5p_mfc_ctx *ctx); +void s5p_mfc_release_codec_buffers(struct s5p_mfc_ctx *ctx); + +int s5p_mfc_alloc_instance_buffer(struct s5p_mfc_ctx *ctx); +void s5p_mfc_release_instance_buffer(struct s5p_mfc_ctx *ctx); + +#define s5p_mfc_get_dspl_y_adr() (readl(dev->regs_base + \ + S5P_FIMV_SI_DISPLAY_Y_ADR) << \ + MFC_OFFSET_SHIFT) +#define s5p_mfc_get_dspl_status() readl(dev->regs_base + \ + S5P_FIMV_SI_DISPLAY_STATUS) +#define s5p_mfc_get_frame_type() (readl(dev->regs_base + \ + S5P_FIMV_DECODE_FRAME_TYPE) \ + & S5P_FIMV_DECODE_FRAME_MASK) +#define s5p_mfc_get_consumed_stream() readl(dev->regs_base + \ + S5P_FIMV_SI_CONSUMED_BYTES) +#define s5p_mfc_get_int_reason() (readl(dev->regs_base + \ + S5P_FIMV_RISC2HOST_CMD) & \ + S5P_FIMV_RISC2HOST_CMD_MASK) +#define s5p_mfc_get_int_err() readl(dev->regs_base + \ + S5P_FIMV_RISC2HOST_ARG2) +#define s5p_mfc_err_dec(x) (((x) & S5P_FIMV_ERR_DEC_MASK) >> \ + S5P_FIMV_ERR_DEC_SHIFT) +#define s5p_mfc_err_dspl(x) (((x) & S5P_FIMV_ERR_DSPL_MASK) >> \ + S5P_FIMV_ERR_DSPL_SHIFT) +#define s5p_mfc_get_img_width() readl(dev->regs_base + \ + S5P_FIMV_SI_HRESOL) +#define s5p_mfc_get_img_height() readl(dev->regs_base + \ + S5P_FIMV_SI_VRESOL) +#define s5p_mfc_get_dpb_count() readl(dev->regs_base + \ + S5P_FIMV_SI_BUF_NUMBER) +#define s5p_mfc_get_inst_no() readl(dev->regs_base + \ + S5P_FIMV_RISC2HOST_ARG1) +#define s5p_mfc_get_enc_strm_size() readl(dev->regs_base + \ + S5P_FIMV_ENC_SI_STRM_SIZE) +#define s5p_mfc_get_enc_slice_type() readl(dev->regs_base + \ + S5P_FIMV_ENC_SI_SLICE_TYPE) + +void s5p_mfc_try_run(struct s5p_mfc_dev *dev); + +void s5p_mfc_cleanup_queue(struct list_head *lh, struct vb2_queue *vq); + +#endif /* S5P_MFC_OPR_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_pm.c b/drivers/media/video/s5p-mfc/s5p_mfc_pm.c new file mode 100644 index 0000000..aa0ddbd --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_pm.c @@ -0,0 +1,131 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_pm.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/err.h> +#include <linux/clk.h> + +#include <linux/platform_device.h> +#ifdef CONFIG_PM_RUNTIME +#include <linux/pm_runtime.h> +#endif + +#include "s5p_mfc_common.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_pm.h" +#include "s5p_mfc_mem.h" + +#define MFC_CLKNAME "sclk_mfc" +#define MFC_GATE_CLK_NAME "mfc" + +#define CLK_DEBUG + +static struct s5p_mfc_pm *pm; +static struct s5p_mfc_dev *p_dev; + +#ifdef CLK_DEBUG +atomic_t clk_ref; +#endif + +int s5p_mfc_init_pm(struct s5p_mfc_dev *dev) +{ + int ret = 0; + + pm = &dev->pm; + p_dev = dev; + + pm->clock_gate = clk_get(&dev->plat_dev->dev, MFC_GATE_CLK_NAME); + if (IS_ERR(pm->clock_gate)) { + mfc_err("Failed to get clock-gating control\n"); + ret = -ENOENT; + goto err_g_ip_clk; + } + + pm->clock = clk_get(&dev->plat_dev->dev, MFC_CLKNAME); + if (IS_ERR(pm->clock)) { + mfc_err("Failed to get MFC clock\n"); + ret = -ENOENT; + goto err_g_ip_clk_2; + } + + atomic_set(&pm->power, 0); + +#ifdef CONFIG_PM_RUNTIME + pm->device = &dev->plat_dev->dev; + + pm_runtime_enable(pm->device); +#endif + +#ifdef CLK_DEBUG + atomic_set(&clk_ref, 0); +#endif + return 0; + +err_g_ip_clk_2: + clk_put(pm->clock_gate); +err_g_ip_clk: + return ret; +} + +void s5p_mfc_final_pm(struct s5p_mfc_dev *dev) +{ + clk_put(pm->clock_gate); + clk_put(pm->clock); + +#ifdef CONFIG_PM_RUNTIME + pm_runtime_disable(pm->device); +#endif +} + +int s5p_mfc_clock_on(void) +{ + int ret; +#ifdef CLK_DEBUG + atomic_inc(&clk_ref); + mfc_debug(3, "+ %d", atomic_read(&clk_ref)); +#endif + ret = clk_enable(pm->clock_gate); + return ret; +} + +void s5p_mfc_clock_off(void) +{ +#ifdef CLK_DEBUG + atomic_dec(&clk_ref); + mfc_debug(3, "- %d", atomic_read(&clk_ref)); +#endif + + clk_disable(pm->clock_gate); +} + +int s5p_mfc_power_on(void) +{ +#ifdef CONFIG_PM_RUNTIME + return pm_runtime_get_sync(pm->device); +#else + atomic_set(&pm->power, 1); + + return 0; +#endif +} + +int s5p_mfc_power_off(void) +{ +#ifdef CONFIG_PM_RUNTIME + return pm_runtime_put_sync(pm->device); +#else + atomic_set(&pm->power, 0); + + return 0; +#endif +} + + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_pm.h b/drivers/media/video/s5p-mfc/s5p_mfc_pm.h new file mode 100644 index 0000000..0ed6e35 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_pm.h @@ -0,0 +1,24 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_pm.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_PM_H +#define __S5P_MFC_PM_H + +int s5p_mfc_init_pm(struct s5p_mfc_dev *dev); +void s5p_mfc_final_pm(struct s5p_mfc_dev *dev); + +int s5p_mfc_clock_on(void); +void s5p_mfc_clock_off(void); +int s5p_mfc_power_on(void); +int s5p_mfc_power_off(void); + +#endif /* __S5P_MFC_PM_H */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_reg.c b/drivers/media/video/s5p-mfc/s5p_mfc_reg.c new file mode 100644 index 0000000..4aabbf3 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_reg.c @@ -0,0 +1,30 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_reg.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + + #include <linux/io.h> + +static void __iomem *regs; + +void s5p_mfc_init_reg(void __iomem *base) +{ + regs = base; +} + +void s5p_mfc_write_reg(unsigned int data, unsigned int offset) +{ + writel(data, regs + offset); +} + +unsigned int s5p_mfc_read_reg(unsigned int offset) +{ + return readl(regs + offset); +} diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_reg.h b/drivers/media/video/s5p-mfc/s5p_mfc_reg.h new file mode 100644 index 0000000..ce8496a --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_reg.h @@ -0,0 +1,126 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_reg.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_REG_H_ +#define __S5P_MFC_REG_H_ + +#define MFC_SYS_SW_RESET_ADDR S5P_FIMV_SW_RESET +#define MFC_SYS_SW_RESET_MASK 0x3FF +#define MFC_SYS_SW_RESET_SHFT 0x0 +#define MFC_SYS_R2H_INT_ADDR S5P_FIMV_RISC_HOST_INT +#define MFC_SYS_R2H_INT_MASK 0x1 +#define MFC_SYS_R2H_INT_SHFT 0x0 +#define MFC_SYS_H2R_CMD_ADDR S5P_FIMV_HOST2RISC_CMD +#define MFC_SYS_H2R_ARG1_ADDR S5P_FIMV_HOST2RISC_ARG1 +#define MFC_SYS_CODEC_TYPE_ADDR S5P_FIMV_HOST2RISC_ARG1 +#define MFC_SYS_INST_ID_ADDR S5P_FIMV_HOST2RISC_ARG1 +#define MFC_SYS_FW_MEM_SIZE_ADDR S5P_FIMV_HOST2RISC_ARG1 +#define MFC_SYS_H2R_ARG2_ADDR S5P_FIMV_HOST2RISC_ARG2 +#define MFC_SYS_CRC_GEN_EN_ADDR S5P_FIMV_HOST2RISC_ARG2 +#define MFC_SYS_CRC_GEN_EN_MASK 0x1 +#define MFC_SYS_CRC_GEN_EN_SHFT 0x1F +#define MFC_SYS_ENC_PIXEL_CACHE_ADDR S5P_FIMV_HOST2RISC_ARG2 +#define MFC_SYS_ENC_PIXEL_CACHE_MASK 0x2 +#define MFC_SYS_ENC_PIXEL_CACHE_SHFT 0x0 +#define MFC_SYS_DEC_PIXEL_CACHE_ADDR S5P_FIMV_HOST2RISC_ARG2 +#define MFC_SYS_DEC_PIXEL_CACHE_MASK 0x2 +#define MFC_SYS_DEC_PIXEL_CACHE_SHFT 0x0 +#define MFC_SYS_H2R_ARG3_ADDR S5P_FIMV_HOST2RISC_ARG3 + +#define MFC_SYS_H2R_ARG4_ADDR S5P_FIMV_HOST2RISC_ARG4 + +#define MFC_SYS_FW_VER_YEAR_ADDR S5P_FIMV_FW_VERSION +#define MFC_SYS_FW_VER_YEAR_MASK 0xFF +#define MFC_SYS_FW_VER_YEAR_SHFT 16 +#define MFC_SYS_FW_VER_MONTH_ADDR S5P_FIMV_FW_VERSION +#define MFC_SYS_FW_VER_MONTH_MASK 0xFF +#define MFC_SYS_FW_VER_MONTH_SHFT 8 +#define MFC_SYS_FW_VER_DATE_ADDR S5P_FIMV_FW_VERSION +#define MFC_SYS_FW_VER_DATE_MASK 0xFF +#define MFC_SYS_FW_VER_DATE_SHFT 0 + +#define MFC_DEC_DISPLAY_Y_ADR_ADDR S5P_FIMV_SI_DISPLAY_Y_ADR +#define MFC_DEC_DISPLAY_Y_ADR_MASK 0xFFFFFFFF +#define MFC_DEC_DISPLAY_Y_ADR_SHFT S5P_FIMV_MEM_OFFSET +#define MFC_DEC_DISPLAY_C_ADR_ADDR S5P_FIMV_SI_DISPLAY_C_ADR +#define MFC_DEC_DISPLAY_C_ADR_MASK 0xFFFFFFFF +#define MFC_DEC_DISPLAY_C_ADR_SHFT S5P_FIMV_MEM_OFFSET + +#define MFC_DEC_DECODE_Y_ADR_ADDR S5P_FIMV_DECODE_Y_ADR +#define MFC_DEC_DECODE_Y_ADR_MASK 0xFFFFFFFF +#define MFC_DEC_DECODE_Y_ADR_SHFT S5P_FIMV_MEM_OFFSET +#define MFC_DEC_DECODE_C_ADR_ADDR S5P_FIMV_DECODE_ADR +#define MFC_DEC_DECODE_C_ADR_MASK 0xFFFFFFFF +#define MFC_DEC_DECODE_C_ADR_SHFT S5P_FIMV_MEM_OFFSET + +#define MFC_DEC_DISPLAY_STATUS_ADDR MFC_SI_DISPLAY_STATUS +#define MFC_DEC_DISPLAY_STATUS_MASK 0x7 +#define MFC_DEC_DISPLAY_STATUS_SHFT 0x0 +#define MFC_DEC_DISPLAY_INTERACE_ADDR MFC_SI_DISPLAY_STATUS +#define MFC_DEC_DISPLAY_INTERACE_MASK 0x1 +#define MFC_DEC_DISPLAY_INTERACE_SHFT 0x3 +#define MFC_DEC_DISPLAY_RES_CHG_ADDR MFC_SI_DISPLAY_STATUS +#define MFC_DEC_DISPLAY_RES_CHG_MASK 0x3 +#define MFC_DEC_DISPLAY_RES_CHG_SHFT 0x4 + +#define MFC_DEC_DECODE_FRAME_TYPE_ADDR S5P_FIMV_DECODE_FRAME_TYPE +#define MFC_DEC_DECODE_FRAME_TYPE_MASK 0x7 +#define MFC_DEC_DECODE_FRAME_TYPE_SHFT 0 + +#define MFC_DEC_DECODE_STATUS_ADDR MFC_SI_DECODE_STATUS +#define MFC_DEC_DECODE_STATUS_MASK 0x7 +#define MFC_DEC_DECODE_STATUS_SHFT 0x0 +#define MFC_DEC_DECODE_INTERACE_ADDR MFC_SI_DECODE_STATUS +#define MFC_DEC_DECODE_INTERACE_MASK 0x1 +#define MFC_DEC_DECODE_INTERACE_SHFT 0x3 +#define MFC_DEC_DECODE_NUM_CRC_ADDR MFC_SI_DECODE_STATUS +#define MFC_DEC_DECODE_NUM_CRC_MASK 0x1 +#define MFC_DEC_DECODE_NUM_CRC_SHFT 0x4 +#define MFC_DEC_DECODE_GEN_CRC_ADDR MFC_SI_DECODE_STATUS +#define MFC_DEC_DECODE_GEN_CRC_MASK 0x1 +#define MFC_DEC_DECODE_GEN_CRC_SHFT 0x5 + +#define MFC_ENC_LEVEL_ADDR MFC_ENC_PROFILE +#define MFC_ENC_LEVEL_MASK 0xFF +#define MFC_ENC_LEVEL_SHFT 0x8 +#define MFC_ENC_PROFILE_ADDR MFC_ENC_PROFILE +#define MFC_ENC_PROFILE_MASK 0x3 +#define MFC_ENC_PROFILE_SHFT 0x0 + +#define _MFC_SET_REG(target, val) s5p_mfc_write_reg(val, MFC_##target##_ADDR) +#define MFC_SET_REG(target, val, shadow) \ + do { \ + shadow = s5p_mfc_read_reg(MFC_##target##_ADDR); \ + shadow &= ~(MFC_##target##_MASK << MFC_##target##_SHFT); \ + shadow |= ((val & MFC_##target##_MASK) << MFC_##target##_SHFT); \ + s5p_mfc_write_reg(shadow, MFC_##target##_ADDR); \ + } while (0) + +#define _MFC_GET_REG(target) s5p_mfc_read_reg(MFC_##target##_ADDR) +#define MFC_GET_REG(target) \ + ((s5p_mfc_read_reg(MFC_##target##_ADDR) >> MFC_##target##_SHFT) \ + & MFC_##target##_MASK) + +#define MFC_GET_ADR(target) \ + (s5p_mfc_read_reg(MFC_##target##_ADR_ADDR) << MFC_##target##_ADR_SHFT) + +#define s5p_mfc_clear_int_flags() \ + do { \ + s5p_mfc_write_reg(0, S5P_FIMV_RISC_HOST_INT); \ + s5p_mfc_write_reg(0, S5P_FIMV_RISC2HOST_CMD); \ + s5p_mfc_write_reg(0xffff, S5P_FIMV_SI_RTN_CHID);\ + } while (0) + +void s5p_mfc_init_reg(void __iomem *base); +void s5p_mfc_write_reg(unsigned int data, unsigned int offset); +unsigned int s5p_mfc_read_reg(unsigned int offset); +#endif /* __S5P_MFC_REG_H_ */ diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_shm.c b/drivers/media/video/s5p-mfc/s5p_mfc_shm.c new file mode 100644 index 0000000..ec1c2ab --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_shm.c @@ -0,0 +1,55 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_shm.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/io.h> +#ifdef CONFIG_ARCH_EXYNOS4 +#include <linux/dma-mapping.h> +#endif + +#include "s5p_mfc_mem.h" +#include "s5p_mfc_debug.h" +#include "s5p_mfc_common.h" + +int s5p_mfc_init_shm(struct s5p_mfc_ctx *ctx) +{ + struct s5p_mfc_dev *dev = ctx->dev; + void *shm_alloc_ctx = dev->alloc_ctx[MFC_BANK_A_ALLOC_CTX]; + + ctx->shm_alloc = vb2_dma_contig_memops.alloc(shm_alloc_ctx, SHARED_BUF_SIZE); + if (IS_ERR(ctx->shm_alloc)) { + mfc_err("failed to allocate shared memory\n"); + return PTR_ERR(ctx->shm_alloc); + } + + /* shm_ofs only keeps the offset from base (port a) */ + ctx->shm_ofs = s5p_mfc_mem_cookie(shm_alloc_ctx, ctx->shm_alloc) + - dev->port_a; + BUG_ON(ctx->shm_ofs & ((1 << MFC_BANK1_ALIGN_ORDER) - 1)); + ctx->shm = vb2_dma_contig_memops.vaddr(ctx->shm_alloc); + if (!ctx->shm) { + vb2_dma_contig_memops.put(ctx->shm_alloc); + ctx->shm_ofs = 0; + ctx->shm_alloc = NULL; + + mfc_err("failed to virt addr of shared memory\n"); + return -ENOMEM; + } + + memset((void *)ctx->shm, 0, SHARED_BUF_SIZE); + wmb(); + + mfc_debug(2, "shm info addr: 0x%08x, phys: 0x%08x\n", + (unsigned int)ctx->shm, ctx->shm_ofs); + + return 0; +} + diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_shm.h b/drivers/media/video/s5p-mfc/s5p_mfc_shm.h new file mode 100644 index 0000000..95bdd0c --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_shm.h @@ -0,0 +1,86 @@ +/* + * linux/drivers/media/video/s5p-mfc/s5p_mfc_shm.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S5P_MFC_SHM_H_ +#define __S5P_MFC_SHM_H_ __FILE__ + +enum MFC_SHM_OFS +{ + EXTENEDED_DECODE_STATUS = 0x00, /* D */ + SET_FRAME_TAG = 0x04, /* D */ + GET_FRAME_TAG_TOP = 0x08, /* D */ + GET_FRAME_TAG_BOT = 0x0C, /* D */ + PIC_TIME_TOP = 0x10, /* D */ + PIC_TIME_BOT = 0x14, /* D */ + START_BYTE_NUM = 0x18, /* D */ + + CROP_INFO_H = 0x20, /* D */ + CROP_INFO_V = 0x24, /* D */ + EXT_ENC_CONTROL = 0x28, /* E */ + ENC_PARAM_CHANGE = 0x2C, /* E */ + RC_VOP_TIMING = 0x30, /* E, MPEG4 */ + HEC_PERIOD = 0x34, /* E, MPEG4 */ + METADATA_ENABLE = 0x38, /* C */ + METADATA_STATUS = 0x3C, /* C */ + METADATA_DISPLAY_INDEX = 0x40, /* C */ + EXT_METADATA_START_ADDR = 0x44, /* C */ + PUT_EXTRADATA = 0x48, /* C */ + EXTRADATA_ADDR = 0x4C, /* C */ + + ALLOC_LUMA_DPB_SIZE = 0x64, /* D */ + ALLOC_CHROMA_DPB_SIZE = 0x68, /* D */ + ALLOC_MV_SIZE = 0x6C, /* D */ + P_B_FRAME_QP = 0x70, /* E */ + SAMPLE_ASPECT_RATIO_IDC = 0x74, /* E, H.264, depend on ASPECT_RATIO_VUI_ENABLE in EXT_ENC_CONTROL */ + EXTENDED_SAR = 0x78, /* E, H.264, depned on ASPECT_RATIO_VUI_ENABLE in EXT_ENC_CONTROL */ + DISP_PIC_PROFILE = 0x7C, /* D */ + FLUSH_CMD_TYPE = 0x80, /* C */ + FLUSH_CMD_INBUF1 = 0x84, /* C */ + FLUSH_CMD_INBUF2 = 0x88, /* C */ + FLUSH_CMD_OUTBUF = 0x8C, /* E */ + NEW_RC_BIT_RATE = 0x90, /* E, format as RC_BIT_RATE(0xC5A8) depend on RC_BIT_RATE_CHANGE in ENC_PARAM_CHANGE */ + NEW_RC_FRAME_RATE = 0x94, /* E, format as RC_FRAME_RATE(0xD0D0) depend on RC_FRAME_RATE_CHANGE in ENC_PARAM_CHANGE */ + NEW_I_PERIOD = 0x98, /* E, format as I_FRM_CTRL(0xC504) depend on I_PERIOD_CHANGE in ENC_PARAM_CHANGE */ + H264_I_PERIOD = 0x9C, /* E, H.264, open GOP */ + RC_CONTROL_CONFIG = 0xA0, /* E */ + BATCH_INPUT_ADDR = 0xA4, /* E */ + BATCH_OUTPUT_ADDR = 0xA8, /* E */ + BATCH_OUTPUT_SIZE = 0xAC, /* E */ + MIN_LUMA_DPB_SIZE = 0xB0, /* D */ + DEVICE_FORMAT_ID = 0xB4, /* C */ + H264_POC_TYPE = 0xB8, /* D */ + MIN_CHROMA_DPB_SIZE = 0xBC, /* D */ + DISP_PIC_FRAME_TYPE = 0xC0, /* D */ + FREE_LUMA_DPB = 0xC4, /* D, VC1 MPEG4 */ + ASPECT_RATIO_INFO = 0xC8, /* D, MPEG4 */ + EXTENDED_PAR = 0xCC, /* D, MPEG4 */ + DBG_HISTORY_INPUT0 = 0xD0, /* C */ + DBG_HISTORY_INPUT1 = 0xD4, /* C */ + DBG_HISTORY_OUTPUT = 0xD8, /* C */ + HIERARCHICAL_P_QP = 0xE0, /* E, H.264 */ +}; + +int s5p_mfc_init_shm(struct s5p_mfc_ctx *ctx); + +#define s5p_mfc_write_shm(ctx, x, ofs) \ + do { \ + __raw_writel(x, (ctx->shm + ofs)); \ + wmb(); \ + } while(0) + +static inline u32 s5p_mfc_read_shm(struct s5p_mfc_ctx *ctx, unsigned int ofs) +{ + rmb(); + return __raw_readl(ctx->shm + ofs); +} + +#endif /* __S5P_MFC_SHM_H_ */ -- 1.6.3.3 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
