Fork Rockchip VPU2 codec driver to H1 codebase. Signed-off-by: Hugues Fruchet <hugues.fruchet@xxxxxxxxxxx> --- drivers/media/platform/verisilicon/Makefile | 1 + .../platform/verisilicon/hantro_h1_regs.h | 71 +- .../platform/verisilicon/hantro_h1_vp8_enc.c | 1578 +++++++++++++++++ .../media/platform/verisilicon/hantro_hw.h | 3 + 4 files changed, 1648 insertions(+), 5 deletions(-) create mode 100644 drivers/media/platform/verisilicon/hantro_h1_vp8_enc.c diff --git a/drivers/media/platform/verisilicon/Makefile b/drivers/media/platform/verisilicon/Makefile index fb5804e332ba..faa19644fecb 100644 --- a/drivers/media/platform/verisilicon/Makefile +++ b/drivers/media/platform/verisilicon/Makefile @@ -8,6 +8,7 @@ hantro-vpu-y += \ hantro_postproc.o \ hantro_boolenc.o \ hantro_h1_jpeg_enc.o \ + hantro_h1_vp8_enc.o \ hantro_g1.o \ hantro_g1_h264_dec.o \ hantro_g1_mpeg2_dec.o \ diff --git a/drivers/media/platform/verisilicon/hantro_h1_regs.h b/drivers/media/platform/verisilicon/hantro_h1_regs.h index 30e7e7b920b5..5062ee1c87a2 100644 --- a/drivers/media/platform/verisilicon/hantro_h1_regs.h +++ b/drivers/media/platform/verisilicon/hantro_h1_regs.h @@ -34,9 +34,12 @@ #define H1_REG_ADDR_IN_PLANE_2 0x034 #define H1_REG_ENC_CTRL 0x038 #define H1_REG_ENC_CTRL_TIMEOUT_EN BIT(31) +#define H1_REG_ENC_CTRL_MV_WRITE BIT(30) #define H1_REG_ENC_CTRL_NAL_MODE_BIT BIT(29) #define H1_REG_ENC_CTRL_WIDTH(w) ((w) << 19) #define H1_REG_ENC_CTRL_HEIGHT(h) ((h) << 10) +#define H1_REG_ENC_REC_WRITE_BUFFER_4MB BIT(7) +#define H1_REG_ENC_REC_WRITE_DISABLE BIT(6) #define H1_REG_ENC_PIC_INTER (0x0 << 3) #define H1_REG_ENC_PIC_INTRA (0x1 << 3) #define H1_REG_ENC_PIC_MVCINTER (0x2 << 3) @@ -98,15 +101,52 @@ #define H1_REG_QP_VAL_MIN(x) ((x) << 14) #define H1_REG_QP_VAL_CHECKPOINT_DISTAN(x) ((x)) #define H1_REG_VP8_QP_VAL(i) (0x06c + ((i) * 0x4)) +#define H1_REG_VP8_SEG0_QUANT_DC_Y1 0x06c +#define H1_REG_VP8_SEG0_RND_DC_Y1(x) (((x) & 0xff) << 23) +#define H1_REG_VP8_SEG0_ZBIN_DC_Y1(x) (((x) & 0x1ff) << 14) +#define H1_REG_VP8_SEG0_QUT_DC_Y1(x) (((x) & 0x3fff) << 0) #define H1_REG_CHECKPOINT(i) (0x070 + ((i) * 0x4)) #define H1_REG_CHECKPOINT_CHECK0(x) (((x) & 0xffff)) #define H1_REG_CHECKPOINT_CHECK1(x) (((x) & 0xffff) << 16) #define H1_REG_CHECKPOINT_RESULT(x) ((((x) >> (16 - 16 \ * (i & 1))) & 0xffff) \ * 32) +#define H1_REG_VP8_SEG0_QUANT_AC_Y1 0x070 +#define H1_REG_VP8_SEG0_RND_AC_Y1(x) (((x) & 0xff) << 23) +#define H1_REG_VP8_SEG0_ZBIN_AC_Y1(x) (((x) & 0x1ff) << 14) +#define H1_REG_VP8_SEG0_QUT_AC_Y1(x) (((x) & 0x3fff) << 0) +#define H1_REG_VP8_SEG0_QUANT_DC_Y2 0x074 +#define H1_REG_VP8_SEG0_RND_DC_Y2(x) (((x) & 0xff) << 23) +#define H1_REG_VP8_SEG0_ZBIN_DC_Y2(x) (((x) & 0x1ff) << 14) +#define H1_REG_VP8_SEG0_QUT_DC_Y2(x) (((x) & 0x3fff) << 0) +#define H1_REG_VP8_SEG0_QUANT_AC_Y2 0x078 +#define H1_REG_VP8_SEG0_RND_AC_Y2(x) (((x) & 0xff) << 23) +#define H1_REG_VP8_SEG0_ZBIN_AC_Y2(x) (((x) & 0x1ff) << 14) +#define H1_REG_VP8_SEG0_QUT_AC_Y2(x) (((x) & 0x3fff) << 0) +#define H1_REG_VP8_SEG0_QUANT_DC_CHR 0x07c +#define H1_REG_VP8_SEG0_RND_DC_CHR(x) (((x) & 0xff) << 23) +#define H1_REG_VP8_SEG0_ZBIN_DC_CHR(x) (((x) & 0x1ff) << 14) +#define H1_REG_VP8_SEG0_QUT_DC_CHR(x) (((x) & 0x3fff) << 0) +#define H1_REG_VP8_SEG0_QUANT_AC_CHR 0x080 +#define H1_REG_VP8_SEG0_RND_AC_CHR(x) (((x) & 0xff) << 23) +#define H1_REG_VP8_SEG0_ZBIN_AC_CHR(x) (((x) & 0x1ff) << 14) +#define H1_REG_VP8_SEG0_QUT_AC_CHR(x) (((x) & 0x3fff) << 0) #define H1_REG_CHKPT_WORD_ERR(i) (0x084 + ((i) * 0x4)) #define H1_REG_CHKPT_WORD_ERR_CHK0(x) (((x) & 0xffff)) #define H1_REG_CHKPT_WORD_ERR_CHK1(x) (((x) & 0xffff) << 16) +#define H1_REG_VP8_SEG0_QUANT_DQUT 0x084 +#define H1_REG_VP8_MV_REF_IDX1(x) (((x) & 0x03) << 26) +#define H1_REG_VP8_SEG0_DQUT_DC_Y2(x) (((x) & 0x1ff) << 17) +#define H1_REG_VP8_SEG0_DQUT_AC_Y1(x) (((x) & 0x1ff) << 8) +#define H1_REG_VP8_SEG0_DQUT_DC_Y1(x) (((x) & 0xff) << 0) +#define H1_REG_VP8_SEG0_QUANT_DQUT_1 0x088 +#define H1_REG_VP8_SEGMENT_MAP_UPDATE BIT(30) +#define H1_REG_VP8_SEGMENT_EN BIT(29) +#define H1_REG_VP8_MV_REF_IDX2_EN BIT(28) +#define H1_REG_VP8_MV_REF_IDX2(x) (((x) & 0x03) << 26) +#define H1_REG_VP8_SEG0_DQUT_AC_CHR(x) (((x) & 0x1ff) << 17) +#define H1_REG_VP8_SEG0_DQUT_DC_CHR(x) (((x) & 0xff) << 9) +#define H1_REG_VP8_SEG0_DQUT_AC_Y2(x) (((x) & 0x1ff) << 0) #define H1_REG_VP8_BOOL_ENC 0x08c #define H1_REG_CHKPT_DELTA_QP 0x090 #define H1_REG_CHKPT_DELTA_QP_CHK0(x) (((x) & 0x0f) << 0) @@ -116,7 +156,13 @@ #define H1_REG_CHKPT_DELTA_QP_CHK4(x) (((x) & 0x0f) << 16) #define H1_REG_CHKPT_DELTA_QP_CHK5(x) (((x) & 0x0f) << 20) #define H1_REG_CHKPT_DELTA_QP_CHK6(x) (((x) & 0x0f) << 24) -#define H1_REG_VP8_CTRL0 0x090 +#define H1_REG_VP8_PENALTY_FILTER 0x090 +#define H1_REG_VP8_ZERO_MV_PENALTY_FOR_REF2(x) (((x) & 0xff) << 24) +#define H1_REG_VP8_FILTER_SHARPNESS(x) (((x) & 0x07) << 21) +#define H1_REG_VP8_FILTER_LEVEL(x) (((x) & 0x3f) << 15) +#define H1_REG_VP8_DCT_PARTITION_CNT(x) (((x) & 0x03) << 13) +#define H1_REG_VP8_BOOL_ENC_VALUE_BITS(x) (((x) & 0x1f) << 8) +#define H1_REG_VP8_BOOL_ENC_RANGE(x) (((x) & 0xff) << 0) #define H1_REG_RLC_CTRL 0x094 #define H1_REG_RLC_CTRL_STR_OFFS_SHIFT 23 #define H1_REG_RLC_CTRL_STR_OFFS_MASK (0x3f << 23) @@ -138,9 +184,15 @@ #define H1_REG_ADDR_VP8_DCT_PART(i) (0x0e8 + ((i) * 0x4)) #define H1_REG_FIRST_ROI_AREA 0x0f0 #define H1_REG_SECOND_ROI_AREA 0x0f4 -#define H1_REG_MVC_CTRL 0x0f8 -#define H1_REG_MVC_CTRL_MV16X16_FAVOR(x) ((x) << 28) -#define H1_REG_VP8_INTRA_PENALTY(i) (0x100 + ((i) * 0x4)) +#define H1_REG_QP_MV_MVC_CTRL 0x0f8 +#define H1_REG_ZERO_MV_FAVOR_D2(x) (((x) & 0xf) << 28) +#define H1_REG_PENALTY_4X4MV(x) (((x) & 0x1ff) << 19) +#define H1_REG_VP8_INTRA_16X16_PENALTY(i) (0x100 + ((i) * 0x4)) +#define H1_REG_VP8_INTRA_16X16_PENALTY_0(x) (((x) & 0x3ff) << 0) +#define HI_REG_VP8_INTRA_16X16_PENALTY_1(x) (((x) & 0x3ff) << 10) +#define H1_REG_VP8_INTRA_4X4_PENALTY(i) (0x108 + ((i) * 0x4)) +#define H1_REG_VP8_INTRA_4X4_PENALTY_0(x) (((x) & 0x3ff) << 0) +#define HI_REG_VP8_INTRA_4X4_PENALTY_1(x) (((x) & 0x3ff) << 10) #define H1_REG_ADDR_VP8_SEG_MAP 0x11c #define H1_REG_VP8_SEG_QP(i) (0x120 + ((i) * 0x4)) #define H1_REG_DMV_4P_1P_PENALTY(i) (0x180 + ((i) * 0x4)) @@ -149,6 +201,15 @@ #define H1_REG_DMV_QPEL_PENALTY_BIT(x, i) ((x) << (i) * 8) #define H1_REG_VP8_CTRL1 0x280 #define H1_REG_VP8_BIT_COST_GOLDEN 0x284 -#define H1_REG_VP8_LOOP_FLT_DELTA(i) (0x288 + ((i) * 0x4)) +#define H1_REG_VP8_LOOP_FILTER_REF_DELTA 0x288 +#define H1_REG_VP8_LF_REF_DELTA_ALT_REF(x) (((x) & 0x7f) << 21) +#define H1_REG_VP8_LF_REF_DELTA_GOLDEN(x) (((x) & 0x7f) << 14) +#define H1_REG_VP8_LF_REF_DELTA_LAST_REF(x) (((x) & 0x7f) << 7) +#define H1_REG_VP8_LF_REF_DELTA_INTRA_MB(x) (((x) & 0x7f) << 0) +#define H1_REG_VP8_LOOP_FILTER_MODE_DELTA 0x28c +#define H1_REG_VP8_LF_MODE_DELTA_SPLITMV(x) (((x) & 0x7f) << 21) +#define H1_REG_VP8_LF_MODE_DELTA_NEWMV(x) (((x) & 0x7f) << 14) +#define H1_REG_VP8_LF_MODE_DELTA_ZEROMV(x) (((x) & 0x7f) << 7) +#define H1_REG_VP8_LF_MODE_DELTA_BPRED(x) (((x) & 0x7f) << 0) #endif /* HANTRO_H1_REGS_H_ */ diff --git a/drivers/media/platform/verisilicon/hantro_h1_vp8_enc.c b/drivers/media/platform/verisilicon/hantro_h1_vp8_enc.c new file mode 100644 index 000000000000..b7a635fb73b0 --- /dev/null +++ b/drivers/media/platform/verisilicon/hantro_h1_vp8_enc.c @@ -0,0 +1,1578 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) STMicroelectronics SA 2023 + * Authors: Hugues Fruchet <hugues.fruchet@xxxxxxxxxxx> + * for STMicroelectronics. + * + * Copyright (C) 2023 Collabora Ltd. + * Andrzej Pietrasiewicz <andrzej.p@xxxxxxxxxxxxx> + * + * This work is derived from: + * + * https://chromium.googlesource.com/chromiumos/third_party/kernel/+/refs/heads/chromeos-5.10/ + * drivers/media/platform/verisilicon/rk3399_vpu_hw_vp8_enc.c + * + * which is: + * + * Rockchip VPU codec driver + * + * Copyright (C) 2016 Rockchip Electronics Co., Ltd. + * Alpha Lin <Alpha.Lin@xxxxxxxxxxxxxx> + * + * Substantial portions are based on MIT-licensed code + * + * https://github.com/rockchip-linux/mpp/blob/develop/mpp/hal/vpu/vp8e/hal_vp8e_entropy.{c|h} + * https://github.com/rockchip-linux/mpp/blob/develop/mpp/hal/vpu/vp8e/hal_vp8e_table.{c|h} + * + * which is: + * + * Copyright (c) 2017 Rockchip Electronics Co., Ltd. + * + */ +#include <linux/minmax.h> + +#include "hantro.h" +#include "hantro_hw.h" +#include "hantro_h1_regs.h" + +/* threshold of MBs count to disable quarter pixel mv for encode speed */ +#define MAX_MB_COUNT_TO_DISABLE_QUARTER_PIXEL_MV 3600 + +/* threshold of MBs count to disable multi mv in one macro block */ +#define MAX_MB_COUNT_TO_DISABLE_SPLIT_MV 1584 + +#define QINDEX_RANGE 128 +#define VP8_PROB_COUNT_MV_OFFSET 222 + +#define MODE_DELTA_BPRED 0 +#define MODE_DELTA_ZEROMV 1 +#define MODE_DELTA_NEWMV 2 +#define MODE_DELTA_SPLITMV 3 + +#define REF_DELTA_INTRA_MB 0 +#define REF_DELTA_LAST_REF 1 +#define REF_DELTA_GOLDEN 2 +#define REF_DELTA_ALT_REF 3 + +/* experimentally fitted, 24.893*exp(0.02545*qp) */ +static const s32 split_penalty[QINDEX_RANGE] = { + 24, 25, 26, 26, 27, 28, 29, 29, + 30, 31, 32, 32, 33, 34, 35, 36, + 37, 38, 39, 40, 41, 42, 43, 44, + 45, 47, 48, 49, 50, 52, 53, 54, + 56, 57, 59, 60, 62, 63, 65, 67, + 68, 70, 72, 74, 76, 78, 80, 82, + 84, 86, 88, 91, 93, 95, 98, 100, + 103, 106, 108, 111, 114, 117, 120, 123, + 126, 130, 133, 136, 140, 144, 147, 151, + 155, 159, 163, 167, 172, 176, 181, 185, + 190, 195, 200, 205, 211, 216, 222, 227, + 233, 239, 245, 252, 258, 265, 272, 279, + 286, 293, 301, 309, 317, 325, 333, 342, + 351, 360, 369, 379, 388, 398, 409, 419, + 430, 441, 453, 464, 476, 488, 501, 514, + 527, 541, 555, 569, 584, 599, 614, 630 +}; + +static const int dc_q_lookup[QINDEX_RANGE] = { + 4, 5, 6, 7, 8, 9, 10, 10, 11, 12, + 13, 14, 15, 16, 17, 17, 18, 19, 20, 20, + 21, 21, 22, 22, 23, 23, 24, 25, 25, 26, + 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, + 37, 37, 38, 39, 40, 41, 42, 43, 44, 45, + 46, 46, 47, 48, 49, 50, 51, 52, 53, 54, + 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, + 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, + 75, 76, 76, 77, 78, 79, 80, 81, 82, 83, + 84, 85, 86, 87, 88, 89, 91, 93, 95, 96, + 98, 100, 101, 102, 104, 106, 108, 110, 112, 114, + 116, 118, 122, 124, 126, 128, 130, 132, 134, 136, + 138, 140, 143, 145, 148, 151, 154, 157 +}; + +static const int ac_q_lookup[QINDEX_RANGE] = { + 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, + 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, + 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, + 54, 55, 56, 57, 58, 60, 62, 64, 66, 68, + 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, + 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, + 110, 112, 114, 116, 119, 122, 125, 128, 131, 134, + 137, 140, 143, 146, 149, 152, 155, 158, 161, 164, + 167, 170, 173, 177, 181, 185, 189, 193, 197, 201, + 205, 209, 213, 217, 221, 225, 229, 234, 239, 245, + 249, 254, 259, 264, 269, 274, 279, 284 +}; + +static const s32 qrounding_factors[QINDEX_RANGE] = { + 56, 56, 56, 56, 56, 56, 56, 56, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, + 48, 48, 48, 48, 48, 48, 48, 48 +}; + +static const s32 qzbin_factors[QINDEX_RANGE] = { + 64, 64, 64, 64, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80 +}; + +/* Intra 16x16 mode tree penalty values */ +static s32 intra_16_tree_penalty[] = { + 305, 841, 914, 1082 +}; + +/* Intra 4x4 mode tree penalty values */ +static s32 intra_4_tree_penalty[] = { + 280, 622, 832, 1177, 1240, 1341, 1085, 1259, 1357, 1495 +}; + +static const s32 offset_tbl[] = { + -1, -1, -1, 0, 1, 2, -1, 3, 4, -1, 5, 6, -1, 7, 8, -1, + 9, 10, -1, 11, 12, 13, 14, 15, -1, 16, 17, -1, 18, 19, -1, 20, + 21, -1, 22, 23, -1, 24, 25, -1, 26, 27, 28, 29, 30, -1, 31, 32, + -1, 33, 34, -1, 35, 36, -1, 37, 38, -1, 39, 40, -1, 41, 42, 43, + 44, 45, -1, 46, 47, -1, 48, 49, -1, 50, 51, -1, 52, 53, -1, 54, + 55, -1, 56, 57, -1, -1, -1, 58, 59, 60, 61, 62, 63, 64, 65, 66, + 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, + 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, + 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, + 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, + 131, 132, 133, 134, 135, 136, 137, 138, -1, -1, -1, 139, 140, 141, 142, 143, + 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, + 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, + 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, + 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, + 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219 +}; + +/* ~round((2*(2+exp((x+22)/39)) + (2+exp((x+15)/32)))/3) */ +static s32 weight[QINDEX_RANGE] = { + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, + 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, + 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, + 10, 11, 11, 11, 12, 12, 13, 13, 13, 13, + 14, 14, 14, 14, 15, 15, 15, 16, 16, 17, + 17, 18, 18, 19, 19, 20, 20, 20, 21, 22, + 23, 23, 24, 24, 25, 25, 26, 27, 28, 28, + 29, 30, 31, 32, 32, 33, 34, 35, 36, 37, + 38, 39, 40, 41, 42, 44, 44, 46, 47, 48, + 50, 51, 52, 54, 55, 57, 58, 61 +}; + +struct tree { + s32 value; /* Bits describe the bool tree */ + s32 number; /* Number, valid bit count in above tree */ + s32 index[9]; /* Probability table index */ +}; + +/* Motion vector tree */ +static struct tree mv_tree[] = { + { 0, 3, { 0, 1, 2 } }, /* mv_0 000 */ + { 1, 3, { 0, 1, 2 } }, /* mv_1 001 */ + { 2, 3, { 0, 1, 3 } }, /* mv_2 010 */ + { 3, 3, { 0, 1, 3 } }, /* mv_3 011 */ + { 4, 3, { 0, 4, 5 } }, /* mv_4 100 */ + { 5, 3, { 0, 4, 5 } }, /* mv_5 101 */ + { 6, 3, { 0, 4, 6 } }, /* mv_6 110 */ + { 7, 3, { 0, 4, 6 } }, /* mv_7 111 */ +}; + +/* If probability being zero is p, then average number of bits used to encode 0 + * is log2(1/p), to encode 1 is log2(1/(1-p)). + * + * For example, if the probability of being zero is 0.5 + * _bin = 0 -> average bits used is log2(1/0.5) = 1 bits/bin + * _bin = 1 -> average bits used is log2(1/(1 - 0.5) = 1 bits/bin + * + * For example, if the probability of being zero is 0.95 + * _bin = 0 -> average bits used is log2(1/0.95) = 0.074 bits/bin + * _bin = 1 -> average bits used is log2(1/(1 - 0.95) = 4.321 bits/bin + * + * The cost[p] is average number of bits used to encode 0 if the probability is + * p / 256, scaled by a magic number 256, + * i.e., cost[p] = round(log2(256 / p) * 256). + */ +static const s32 vp8_prob_cost[] = { + 2048, 2048, 1792, 1642, 1536, 1454, 1386, 1329, 1280, 1236, + 1198, 1162, 1130, 1101, 1073, 1048, 1024, 1002, 980, 961, + 942, 924, 906, 890, 874, 859, 845, 831, 817, 804, + 792, 780, 768, 757, 746, 735, 724, 714, 705, 695, + 686, 676, 668, 659, 650, 642, 634, 626, 618, 611, + 603, 596, 589, 582, 575, 568, 561, 555, 548, 542, + 536, 530, 524, 518, 512, 506, 501, 495, 490, 484, + 479, 474, 468, 463, 458, 453, 449, 444, 439, 434, + 430, 425, 420, 416, 412, 407, 403, 399, 394, 390, + 386, 382, 378, 374, 370, 366, 362, 358, 355, 351, + 347, 343, 340, 336, 333, 329, 326, 322, 319, 315, + 312, 309, 305, 302, 299, 296, 292, 289, 286, 283, + 280, 277, 274, 271, 268, 265, 262, 259, 256, 253, + 250, 247, 245, 242, 239, 236, 234, 231, 228, 226, + 223, 220, 218, 215, 212, 210, 207, 205, 202, 200, + 197, 195, 193, 190, 188, 185, 183, 181, 178, 176, + 174, 171, 169, 167, 164, 162, 160, 158, 156, 153, + 151, 149, 147, 145, 143, 140, 138, 136, 134, 132, + 130, 128, 126, 124, 122, 120, 118, 116, 114, 112, + 110, 108, 106, 104, 102, 101, 99, 97, 95, 93, + 91, 89, 87, 86, 84, 82, 80, 78, 77, 75, + 73, 71, 70, 68, 66, 64, 63, 61, 59, 58, + 56, 54, 53, 51, 49, 48, 46, 44, 43, 41, + 40, 38, 36, 35, 33, 32, 30, 28, 27, 25, + 24, 22, 21, 19, 18, 16, 15, 13, 12, 10, + 9, 7, 6, 4, 3, 1 +}; + +/* Approximate bit cost of bin at given probability prob */ +static inline s32 cost_bool(s32 prob, s32 bin) +{ + return vp8_prob_cost[(bin) ? 255 - (prob) : (prob)]; +} + +static const u32 coeff_update_prob[4][8][3][11] = { + { + { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {176, 246, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {223, 241, 252, 255, 255, 255, 255, 255, 255, 255, 255}, + {249, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 244, 252, 255, 255, 255, 255, 255, 255, 255, 255}, + {234, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 246, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {239, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {251, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {251, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 254, 253, 255, 254, 255, 255, 255, 255, 255, 255}, + {250, 255, 254, 255, 254, 255, 255, 255, 255, 255, 255}, + {254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, + }, { + { + {217, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {225, 252, 241, 253, 255, 255, 254, 255, 255, 255, 255}, + {234, 250, 241, 250, 253, 255, 253, 254, 255, 255, 255}, + }, { + {255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {223, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {238, 253, 254, 254, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {249, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 253, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {247, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + {250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, + }, { + { + {186, 251, 250, 255, 255, 255, 255, 255, 255, 255, 255}, + {234, 251, 244, 254, 255, 255, 255, 255, 255, 255, 255}, + {251, 251, 243, 253, 254, 255, 254, 255, 255, 255, 255}, + }, { + {255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {236, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {251, 253, 253, 254, 254, 255, 255, 255, 255, 255, 255}, + }, { + {255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, + }, { + { + {248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {250, 254, 252, 254, 255, 255, 255, 255, 255, 255, 255}, + {248, 254, 249, 253, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + {246, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + {252, 254, 251, 254, 254, 255, 255, 255, 255, 255, 255}, + }, { + {255, 254, 252, 255, 255, 255, 255, 255, 255, 255, 255}, + {248, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + {253, 255, 254, 254, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {245, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {253, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 251, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + {252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {249, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 253, 255, 255, 255, 255, 255, 255, 255, 255}, + {250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, { + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, + }, + }, +}; + +static const u32 mv_update_prob[2][19] = { + { + 237, 246, 253, 253, 254, 254, 254, 254, 254, 254, + 254, 254, 254, 254, 250, 250, 252, 254, 254 + }, { + 231, 243, 245, 253, 254, 254, 254, 254, 254, 254, + 254, 254, 254, 254, 251, 251, 254, 254, 254 + } +}; + +static const u8 default_prob_skip_false[128] = { + 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, + 251, 248, 244, 240, 236, 232, 229, 225, + 221, 217, 213, 208, 204, 199, 194, 190, + 187, 183, 179, 175, 172, 168, 164, 160, + 157, 153, 149, 145, 142, 138, 134, 130, + 127, 124, 120, 117, 114, 110, 107, 104, + 101, 98, 95, 92, 89, 86, 83, 80, + 77, 74, 71, 68, 65, 62, 59, 56, + 53, 50, 47, 44, 41, 38, 35, 32, + 30, 28, 26, 24, 22, 20, 18, 16, +}; + +static const s32 y_mode_prob[4] = { + 112, 86, 140, 37 +}; + +static const s32 uv_mode_prob[3] = { + 162, 101, 204 +}; + +static const u32 default_prob_coeff[4][8][3][11] = { + { + { + {128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + {128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + {128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + }, { + {253, 136, 254, 255, 228, 219, 128, 128, 128, 128, 128}, + {189, 129, 242, 255, 227, 213, 255, 219, 128, 128, 128}, + {106, 126, 227, 252, 214, 209, 255, 255, 128, 128, 128}, + }, { + { 1, 98, 248, 255, 236, 226, 255, 255, 128, 128, 128}, + {181, 133, 238, 254, 221, 234, 255, 154, 128, 128, 128}, + { 78, 134, 202, 247, 198, 180, 255, 219, 128, 128, 128}, + }, { + { 1, 185, 249, 255, 243, 255, 128, 128, 128, 128, 128}, + {184, 150, 247, 255, 236, 224, 128, 128, 128, 128, 128}, + { 77, 110, 216, 255, 236, 230, 128, 128, 128, 128, 128}, + }, { + { 1, 101, 251, 255, 241, 255, 128, 128, 128, 128, 128}, + {170, 139, 241, 252, 236, 209, 255, 255, 128, 128, 128}, + { 37, 116, 196, 243, 228, 255, 255, 255, 128, 128, 128}, + }, { + { 1, 204, 254, 255, 245, 255, 128, 128, 128, 128, 128}, + {207, 160, 250, 255, 238, 128, 128, 128, 128, 128, 128}, + {102, 103, 231, 255, 211, 171, 128, 128, 128, 128, 128}, + }, { + { 1, 152, 252, 255, 240, 255, 128, 128, 128, 128, 128}, + {177, 135, 243, 255, 234, 225, 128, 128, 128, 128, 128}, + { 80, 129, 211, 255, 194, 224, 128, 128, 128, 128, 128}, + }, { + { 1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + {246, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + {255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + }, + }, { + { + {198, 35, 237, 223, 193, 187, 162, 160, 145, 155, 62}, + {131, 45, 198, 221, 172, 176, 220, 157, 252, 221, 1}, + { 68, 47, 146, 208, 149, 167, 221, 162, 255, 223, 128}, + }, { + { 1, 149, 241, 255, 221, 224, 255, 255, 128, 128, 128}, + {184, 141, 234, 253, 222, 220, 255, 199, 128, 128, 128}, + { 81, 99, 181, 242, 176, 190, 249, 202, 255, 255, 128}, + }, { + { 1, 129, 232, 253, 214, 197, 242, 196, 255, 255, 128}, + { 99, 121, 210, 250, 201, 198, 255, 202, 128, 128, 128}, + { 23, 91, 163, 242, 170, 187, 247, 210, 255, 255, 128}, + }, { + { 1, 200, 246, 255, 234, 255, 128, 128, 128, 128, 128}, + {109, 178, 241, 255, 231, 245, 255, 255, 128, 128, 128}, + { 44, 130, 201, 253, 205, 192, 255, 255, 128, 128, 128}, + }, { + { 1, 132, 239, 251, 219, 209, 255, 165, 128, 128, 128}, + { 94, 136, 225, 251, 218, 190, 255, 255, 128, 128, 128}, + { 22, 100, 174, 245, 186, 161, 255, 199, 128, 128, 128}, + }, { + { 1, 182, 249, 255, 232, 235, 128, 128, 128, 128, 128}, + {124, 143, 241, 255, 227, 234, 128, 128, 128, 128, 128}, + { 35, 77, 181, 251, 193, 211, 255, 205, 128, 128, 128}, + }, { + { 1, 157, 247, 255, 236, 231, 255, 255, 128, 128, 128}, + {121, 141, 235, 255, 225, 227, 255, 255, 128, 128, 128}, + { 45, 99, 188, 251, 195, 217, 255, 224, 128, 128, 128}, + }, { + { 1, 1, 251, 255, 213, 255, 128, 128, 128, 128, 128}, + {203, 1, 248, 255, 255, 128, 128, 128, 128, 128, 128}, + {137, 1, 177, 255, 224, 255, 128, 128, 128, 128, 128}, + }, + }, { + { + {253, 9, 248, 251, 207, 208, 255, 192, 128, 128, 128}, + {175, 13, 224, 243, 193, 185, 249, 198, 255, 255, 128}, + { 73, 17, 171, 221, 161, 179, 236, 167, 255, 234, 128}, + }, { + { 1, 95, 247, 253, 212, 183, 255, 255, 128, 128, 128}, + {239, 90, 244, 250, 211, 209, 255, 255, 128, 128, 128}, + {155, 77, 195, 248, 188, 195, 255, 255, 128, 128, 128}, + }, { + { 1, 24, 239, 251, 218, 219, 255, 205, 128, 128, 128}, + {201, 51, 219, 255, 196, 186, 128, 128, 128, 128, 128}, + { 69, 46, 190, 239, 201, 218, 255, 228, 128, 128, 128}, + }, { + { 1, 191, 251, 255, 255, 128, 128, 128, 128, 128, 128}, + {223, 165, 249, 255, 213, 255, 128, 128, 128, 128, 128}, + {141, 124, 248, 255, 255, 128, 128, 128, 128, 128, 128}, + }, { + { 1, 16, 248, 255, 255, 128, 128, 128, 128, 128, 128}, + {190, 36, 230, 255, 236, 255, 128, 128, 128, 128, 128}, + {149, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + }, { + { 1, 226, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + {247, 192, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + {240, 128, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + }, { + { 1, 134, 252, 255, 255, 128, 128, 128, 128, 128, 128}, + {213, 62, 250, 255, 255, 128, 128, 128, 128, 128, 128}, + { 55, 93, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + }, { + {128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + {128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + {128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, + }, + }, { + { + {202, 24, 213, 235, 186, 191, 220, 160, 240, 175, 255}, + {126, 38, 182, 232, 169, 184, 228, 174, 255, 187, 128}, + { 61, 46, 138, 219, 151, 178, 240, 170, 255, 216, 128}, + }, { + { 1, 112, 230, 250, 199, 191, 247, 159, 255, 255, 128}, + {166, 109, 228, 252, 211, 215, 255, 174, 128, 128, 128}, + { 39, 77, 162, 232, 172, 180, 245, 178, 255, 255, 128}, + }, { + { 1, 52, 220, 246, 198, 199, 249, 220, 255, 255, 128}, + {124, 74, 191, 243, 183, 193, 250, 221, 255, 255, 128}, + { 24, 71, 130, 219, 154, 170, 243, 182, 255, 255, 128}, + }, { + { 1, 182, 225, 249, 219, 240, 255, 224, 128, 128, 128}, + {149, 150, 226, 252, 216, 205, 255, 171, 128, 128, 128}, + { 28, 108, 170, 242, 183, 194, 254, 223, 255, 255, 128}, + }, { + { 1, 81, 230, 252, 204, 203, 255, 192, 128, 128, 128}, + {123, 102, 209, 247, 188, 196, 255, 233, 128, 128, 128}, + { 20, 95, 153, 243, 164, 173, 255, 203, 128, 128, 128}, + }, { + { 1, 222, 248, 255, 216, 213, 128, 128, 128, 128, 128}, + {168, 175, 246, 252, 235, 205, 255, 255, 128, 128, 128}, + { 47, 116, 215, 255, 211, 212, 255, 255, 128, 128, 128}, + }, { + { 1, 121, 236, 253, 212, 214, 255, 255, 128, 128, 128}, + {141, 84, 213, 252, 201, 202, 255, 219, 128, 128, 128}, + { 42, 80, 160, 240, 162, 185, 255, 205, 128, 128, 128}, + }, { + { 1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + {244, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + {238, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128}, + }, + } +}; + +static const u32 default_prob_mv[2][19] = { + { + 162, 128, 225, 146, 172, 147, 214, 39, 156, 128, + 129, 132, 75, 145, 178, 206, 239, 254, 254, + }, { + 164, 128, 204, 170, 119, 235, 140, 230, 228, 128, + 130, 130, 74, 148, 180, 203, 236, 254, 254, + }, +}; + +struct hantro_vp8_enc_ctrl_buf { + u32 hw_hdr_size; + u32 dct_size; + u8 reserved[1016]; +}; + +static inline bool is_intra(struct hantro_ctx *ctx) +{ + return ctx->vp8_enc.is_intra; +} + +static inline size_t frame_tag_size(struct hantro_ctx *ctx) +{ + return is_intra(ctx) ? 10 : 3; +} + +static void hantro_h1_vp8_enc_write_coeff_prob(struct hantro_ctx *ctx) +{ + struct hantro_boolenc *e = &ctx->vp8_enc.boolenc; + struct hantro_vp8_entropy *entropy = &ctx->vp8_enc.entropy; + + int i, j, k, l; + u32 prob, new, old; + + for (i = 0; i < 4; i++) { + for (j = 0; j < 8; j++) { + for (k = 0; k < 3; k++) { + for (l = 0; l < 11; l++) { + prob = coeff_update_prob[i][j][k][l]; + + old = entropy->coeff_prob_old[i][j][k][l]; + new = entropy->coeff_prob[i][j][k][l]; + + if (new == old) { + hantro_boolenc_write_bool(e, prob, 0); + } else { + hantro_boolenc_write_bool(e, prob, 1); + hantro_boolenc_write_lit(e, new, 8); + } + } + } + } + } +} + +static void hantro_h1_vp8_enc_write_mv_prob(struct hantro_ctx *ctx) +{ + struct hantro_boolenc *e = &ctx->vp8_enc.boolenc; + struct hantro_vp8_entropy *entropy = &ctx->vp8_enc.entropy; + + int i, j; + u32 prob, new, old; + + for (i = 0; i < 2; i++) { + for (j = 0; j < 19; j++) { + prob = mv_update_prob[i][j]; + old = entropy->mv_prob_old[i][j]; + new = entropy->mv_prob[i][j]; + + if (new == old) { + hantro_boolenc_write_bool(e, prob, 0); + } else { + hantro_boolenc_write_bool(e, prob, 1); + hantro_boolenc_write_lit(e, new >> 1, 7); + } + } + } +} + +static void hantro_h1_vp8_enc_write_filter_level_delta(struct hantro_ctx *ctx) +{ + struct hantro_boolenc *e = &ctx->vp8_enc.boolenc; + s32 i, tmp; + u8 update = 0; + s32 mode_update[4]; + s32 ref_update[4]; + + if (is_intra(ctx)) { + memset(ctx->vp8_enc.old_mode_delta, 0, sizeof(ctx->vp8_enc.old_mode_delta)); + memset(ctx->vp8_enc.old_ref_delta, 0, sizeof(ctx->vp8_enc.old_ref_delta)); + } + + for (i = 0; i < 4; i++) { + mode_update[i] = ctx->vp8_enc.mode_delta[i] != ctx->vp8_enc.old_mode_delta[i]; + ref_update[i] = ctx->vp8_enc.ref_delta[i] != ctx->vp8_enc.old_ref_delta[i]; + if (mode_update[i] || ref_update[i]) + update = 1; + } + + if (!ctx->vp8_enc.refresh_entropy_probs) + update = 1; + + hantro_boolenc_write_lit(e, update, 1); + if (!update) + return; + + for (i = 0; i < 4; i++) { + hantro_boolenc_write_lit(e, ref_update[i], 1); + if (ref_update[i]) { + tmp = ctx->vp8_enc.ref_delta[i]; + hantro_boolenc_write_lit(e, abs(tmp), 6); + hantro_boolenc_write_lit(e, tmp < 0, 1); + } + } + + for (i = 0; i < 4; i++) { + hantro_boolenc_write_lit(e, mode_update[i], 1); + if (mode_update[i]) { + tmp = ctx->vp8_enc.mode_delta[i]; + hantro_boolenc_write_lit(e, abs(tmp), 6); + hantro_boolenc_write_lit(e, tmp < 0, 1); + } + } + + memcpy(ctx->vp8_enc.old_mode_delta, ctx->vp8_enc.mode_delta, + sizeof(ctx->vp8_enc.old_mode_delta)); + memcpy(ctx->vp8_enc.old_ref_delta, ctx->vp8_enc.ref_delta, + sizeof(ctx->vp8_enc.old_ref_delta)); +} + +static void hantro_h1_vp8_enc_write_header(struct hantro_ctx *ctx, u32 qp, + struct v4l2_ctrl_vp8_encode_params *params) +{ + struct hantro_boolenc *e = &ctx->vp8_enc.boolenc; + struct vb2_v4l2_buffer *dst_buf = hantro_get_dst_buf(ctx); + void *vaddr = vb2_plane_vaddr(&dst_buf->vb2_buf, 0); + + ctx->vp8_enc.frame_tag = vaddr; + memset(ctx->vp8_enc.frame_tag, 0, sizeof(*ctx->vp8_enc.frame_tag)); + ctx->vp8_enc.frame_tag->tag[0] |= (1 << 1); /* version 1 */ + if (ctx->vp8_enc.show_frame) + ctx->vp8_enc.frame_tag->tag[0] |= (1 << 4); + /* first partition size is known only after encoding */ + + if (is_intra(ctx)) { + ctx->vp8_enc.frame_tag->magic[0] = 0x9d; + ctx->vp8_enc.frame_tag->magic[1] = 0x01; + ctx->vp8_enc.frame_tag->magic[2] = 0x2a; + + ctx->vp8_enc.frame_tag->width[0] = ctx->dst_fmt.width & 0xff; + ctx->vp8_enc.frame_tag->width[1] = (ctx->dst_fmt.width >> 8) & 0xff; + + ctx->vp8_enc.frame_tag->height[0] = ctx->dst_fmt.height & 0xff; + ctx->vp8_enc.frame_tag->height[1] = (ctx->dst_fmt.height >> 8) & 0xff; + } else { + ctx->vp8_enc.frame_tag->tag[0] |= 0x1; + } + + hantro_boolenc_init(e, vaddr + frame_tag_size(ctx)); + + if (is_intra(ctx)) { + hantro_boolenc_write_lit(e, params->color_space, 1); + hantro_boolenc_write_lit(e, params->clamping_type, 1); + } + + hantro_boolenc_write_lit(e, !!(params->flags & V4L2_VP8_FRAME_FLAG_SEGMENT_ENABLED), 1); + + hantro_boolenc_write_lit(e, params->loop_filter_type, 1); + hantro_boolenc_write_lit(e, params->loop_filter_level, 6); + hantro_boolenc_write_lit(e, params->sharpness_level, 3); + hantro_boolenc_write_lit(e, !!(params->flags & V4L2_VP8_FRAME_FLAG_LOOP_FILTER_ADJ_ENABLED), + 1); + if (params->flags & V4L2_VP8_FRAME_FLAG_LOOP_FILTER_ADJ_ENABLED) + hantro_h1_vp8_enc_write_filter_level_delta(ctx); + + hantro_boolenc_write_lit(e, params->log2_nbr_of_dct_partitions, 2); + + hantro_boolenc_write_lit(e, qp, 7); + + hantro_boolenc_write_lit(e, 0, 1); + hantro_boolenc_write_lit(e, 0, 1); + hantro_boolenc_write_lit(e, 0, 1); + hantro_boolenc_write_lit(e, 0, 1); + hantro_boolenc_write_lit(e, 0, 1); + + if (!is_intra(ctx)) { + hantro_boolenc_write_lit(e, 0, 1); /* refresh golden */ + hantro_boolenc_write_lit(e, 0, 1); /* refresh alt */ + hantro_boolenc_write_lit(e, 0, 2); /* copy to golden */ + hantro_boolenc_write_lit(e, 0, 2); /* copy to alt */ + hantro_boolenc_write_lit(e, 0, 1); /* sign bias golden */ + hantro_boolenc_write_lit(e, 0, 1); /* sign bias alt */ + hantro_boolenc_write_lit(e, ctx->vp8_enc.refresh_entropy_probs, 1); + hantro_boolenc_write_lit(e, 1, 1); + } else { + hantro_boolenc_write_lit(e, ctx->vp8_enc.refresh_entropy_probs, 1); + } + + hantro_h1_vp8_enc_write_coeff_prob(ctx); + + hantro_boolenc_write_lit(e, 1, 1); + hantro_boolenc_write_lit(e, ctx->vp8_enc.prob_skip_false, 8); + + if (is_intra(ctx)) + return; + + hantro_boolenc_write_lit(e, ctx->vp8_enc.prob_intra, 8); + hantro_boolenc_write_lit(e, ctx->vp8_enc.prob_last, 8); + hantro_boolenc_write_lit(e, ctx->vp8_enc.prob_gf, 8); + hantro_boolenc_write_lit(e, 0, 1); /* intra 16x16 prob update flag */ + hantro_boolenc_write_lit(e, 0, 1); /* intra chroma prob update flag */ + + hantro_h1_vp8_enc_write_mv_prob(ctx); +} + +static u32 calc_mvprob(u32 left, u32 right, u32 prob) +{ + u32 p; + + if (left + right) { + p = (left * 255) / (left + right); + p &= -2; + if (!p) + p = 1; + } else { + p = prob; + } + + return p; +} + +static u32 update_prob(u32 prob, u32 left, u32 right, + u32 old_prob, u32 new_prob, u32 fixed) +{ + s32 u, s; + + u = (s32)fixed + ((vp8_prob_cost[255 - prob] - vp8_prob_cost[prob]) >> 8); + s = ((s32)left * (vp8_prob_cost[old_prob] - vp8_prob_cost[new_prob]) + + (s32)right * + (vp8_prob_cost[255 - old_prob] - vp8_prob_cost[255 - new_prob])) >> 8; + + return (s > u); +} + +static void _update_entropy(struct hantro_vp8_entropy *entropy, + u16 *p_cnt, s32 i, s32 j) +{ + s32 k, l; + u32 p, left, right; + u32 old_p, upd_p = 0; + + for (k = 0; k < 3; k++) { + s32 tmp, ii; + + tmp = i * 7 * 3 + j * 3 + k; + tmp += 2 * 4 * 7 * 3; + ii = offset_tbl[tmp]; + + right = ii >= 0 ? p_cnt[ii] : 0; + + for (l = 2; l--;) { + old_p = entropy->coeff_prob[i][j][k][l]; + old_p = coeff_update_prob[i][j][k][l]; + + tmp -= 4 * 7 * 3; + ii = offset_tbl[tmp]; + left = ii >= 0 ? p_cnt[ii] : 0; + if (left + right) { + p = ((left * 256) + ((left + right) >> 1)) / + (left + right); + if (p > 255) + p = 255; + } else { + p = old_p; + } + + if (update_prob(upd_p, left, right, old_p, p, 8)) + entropy->coeff_prob[i][j][k][l] = p; + + right += left; + } + } +} + +static void hantro_h1_vp8_enc_update_entropy(struct hantro_ctx *ctx) +{ + struct hantro_vp8_entropy *entropy = &ctx->vp8_enc.entropy; + u16 *p_cnt = (u16 *)ctx->vp8_enc.priv_dst.cpu; + + s32 i, j; + + u32 p, left, right; + + u32 type; + u32 branch_cnt[2]; + u16 *p_tmp = NULL; + + if (!ctx->vp8_enc.refresh_entropy_probs || is_intra(ctx)) { + memcpy(entropy->coeff_prob, default_prob_coeff, sizeof(default_prob_coeff)); + memcpy(entropy->mv_prob, default_prob_mv, sizeof(default_prob_mv)); + } + + memcpy(entropy->coeff_prob_old, entropy->coeff_prob, sizeof(entropy->coeff_prob)); + if (ctx->vp8_enc.frame_counter == 0 || !ctx->vp8_enc.last_intra) + memcpy(entropy->mv_prob_old, entropy->mv_prob, sizeof(entropy->mv_prob)); + + if (!ctx->vp8_enc.frame_counter) + return; + + for (i = 0; i < 4; i++) { + for (j = 0; j < 7; j++) + _update_entropy(entropy, p_cnt, i, j); + } + + p_tmp = p_cnt + VP8_PROB_COUNT_MV_OFFSET; + for (i = 0; i < 2; i++) { + left = *p_tmp++; + right = *p_tmp++; + + p = calc_mvprob(left, right, entropy->mv_prob_old[i][0]); + + if (update_prob(mv_update_prob[i][0], left, right, + entropy->mv_prob_old[i][0], p, 6)) + entropy->mv_prob[i][0] = p; + + right += left; + left = *p_tmp++; + right -= left - p_tmp[0]; + + p = calc_mvprob(left, right, entropy->mv_prob_old[i][1]); + if (update_prob(mv_update_prob[i][1], left, right, + entropy->mv_prob_old[i][1], p, 6)) + entropy->mv_prob[i][1] = p; + + for (j = 0; j < 2; j++) { + left = *p_tmp++; + right = *p_tmp++; + p = calc_mvprob(left, right, entropy->mv_prob_old[i][4 + j]); + if (update_prob(mv_update_prob[i][4 + j], left, right, + entropy->mv_prob_old[i][4 + j], p, 6)) + entropy->mv_prob[i][4 + j] = p; + branch_cnt[j] = left + right; + } + + p = calc_mvprob(branch_cnt[0], branch_cnt[1], entropy->mv_prob_old[i][3]); + if (update_prob(mv_update_prob[i][3], branch_cnt[0], branch_cnt[1], + entropy->mv_prob_old[i][3], p, 6)) + entropy->mv_prob[i][3] = p; + + type = branch_cnt[0] + branch_cnt[1]; + + for (j = 0; j < 2; j++) { + left = *p_tmp++; + right = *p_tmp++; + p = calc_mvprob(left, right, entropy->mv_prob_old[i][7 + j]); + if (update_prob(mv_update_prob[i][7 + j], left, right, + entropy->mv_prob_old[i][7 + j], p, 6)) + entropy->mv_prob[i][7 + j] = p; + branch_cnt[j] = left + right; + } + + p = calc_mvprob(branch_cnt[0], branch_cnt[1], entropy->mv_prob_old[i][6]); + if (update_prob(mv_update_prob[i][6], branch_cnt[0], branch_cnt[1], + entropy->mv_prob_old[i][6], p, 6)) + entropy->mv_prob[i][6] = p; + + p = calc_mvprob(type, branch_cnt[0] + branch_cnt[1], + entropy->mv_prob_old[i][2]); + if (update_prob(mv_update_prob[i][2], type, branch_cnt[0] + branch_cnt[1], + entropy->mv_prob_old[i][2], p, 6)) + entropy->mv_prob[i][2] = p; + } + + memcpy(entropy->y_mode_prob, y_mode_prob, sizeof(y_mode_prob)); + memcpy(entropy->uv_mode_prob, uv_mode_prob, sizeof(uv_mode_prob)); +} + +static inline int coeff_prob_idx(int index) +{ + return (index / 8) * 8 + 7 - (index % 8); +} + +static void hantro_h1_vp8_enc_write_entropy(struct hantro_ctx *ctx) +{ + struct hantro_vp8_entropy *entropy = &ctx->vp8_enc.entropy; + u8 *entropy_table = ctx->vp8_enc.priv_src.cpu; + int index, i, j, k, l; + + memset(entropy_table, 0, 56); + entropy_table[7] = ctx->vp8_enc.prob_skip_false; + entropy_table[6] = ctx->vp8_enc.prob_intra; + entropy_table[5] = ctx->vp8_enc.prob_last; + entropy_table[4] = ctx->vp8_enc.prob_gf; + entropy_table[3] = 0; /* segment_prob[0]; */ + entropy_table[2] = 0; /* segment_prob[1]; */ + entropy_table[1] = 0; /* segment_prob[2]; */ + + entropy_table[15] = entropy->y_mode_prob[0]; + entropy_table[14] = entropy->y_mode_prob[1]; + entropy_table[13] = entropy->y_mode_prob[2]; + entropy_table[12] = entropy->y_mode_prob[3]; + entropy_table[11] = entropy->uv_mode_prob[0]; + entropy_table[10] = entropy->uv_mode_prob[1]; + entropy_table[9] = entropy->uv_mode_prob[2]; + + entropy_table[23] = entropy->mv_prob[1][0]; + entropy_table[22] = entropy->mv_prob[0][0]; + entropy_table[21] = entropy->mv_prob[1][1]; + entropy_table[20] = entropy->mv_prob[0][1]; + entropy_table[19] = entropy->mv_prob[1][17]; + entropy_table[18] = entropy->mv_prob[1][18]; + entropy_table[17] = entropy->mv_prob[0][17]; + entropy_table[16] = entropy->mv_prob[0][18]; + + for (i = 0; i < 8; ++i) + entropy_table[24 + 7 - i] = entropy->mv_prob[1][9 + i]; + + for (i = 0; i < 8; ++i) + entropy_table[32 + 7 - i] = entropy->mv_prob[0][9 + i]; + + for (i = 0; i < 7; ++i) + entropy_table[40 + 7 - i] = entropy->mv_prob[1][2 + i]; + + for (i = 0; i < 7; ++i) + entropy_table[48 + 7 - i] = entropy->mv_prob[0][2 + i]; + + index = 56; + + for (i = 0; i < 4; ++i) + for (j = 0; j < 8; ++j) + for (k = 0; k < 3; ++k) { + for (l = 0; l < 3; ++l) + entropy_table[coeff_prob_idx(index++)] = + entropy->coeff_prob[i][j][k][l]; + entropy_table[coeff_prob_idx(index++)] = 0; + } + + for (i = 0; i < 4; ++i) + for (j = 0; j < 8; ++j) + for (k = 0; k < 3; ++k) { + for (l = 4; l < 11; ++l) + entropy_table[coeff_prob_idx(index++)] = + entropy->coeff_prob[i][j][k][l]; + entropy_table[coeff_prob_idx(index++)] = + entropy->coeff_prob[i][j][k][3]; + } +} + +static inline size_t sw_hdr_size(struct hantro_ctx *ctx) +{ + return ctx->vp8_enc.boolenc.bytes_written + frame_tag_size(ctx); +} + +static void hantro_h1_vp8_enc_set_src_img_ctrl(struct hantro_dev *vpu, + struct hantro_ctx *ctx) +{ + u32 overfill_r, overfill_b; + u32 reg; + + /* + * The format width and height are already macroblock aligned + * by .vidioc_s_fmt_vid_cap_mplane() callback. Destination + * format width and height can be further modified by + * .vidioc_s_selection(), and the width is 4-aligned. + */ + overfill_r = ctx->src_fmt.width - ctx->dst_fmt.width; + overfill_b = ctx->src_fmt.height - ctx->dst_fmt.height; + + reg = H1_REG_IN_IMG_CTRL_ROW_LEN(ctx->src_fmt.width) + | H1_REG_IN_IMG_CTRL_OVRFLR_D4(overfill_r / 4) + | H1_REG_IN_IMG_CTRL_OVRFLB(overfill_b) + | H1_REG_IN_IMG_CTRL_FMT(ctx->vpu_src_fmt->enc_fmt); + vepu_write_relaxed(vpu, reg, H1_REG_IN_IMG_CTRL); +} + +static void +hantro_h1_vp8_enc_set_buffers(struct hantro_dev *vpu, struct hantro_ctx *ctx, u32 qp, + struct v4l2_ctrl_vp8_encode_params *params) +{ + const u32 src_addr_regs[] = { H1_REG_ADDR_IN_PLANE_0, + H1_REG_ADDR_IN_PLANE_1, + H1_REG_ADDR_IN_PLANE_2 }; + struct vb2_v4l2_buffer *src_buf, *dst_buf; + struct v4l2_pix_format_mplane *src_fmt = &ctx->src_fmt; + size_t luma_size; + dma_addr_t dst_dma; + size_t dst_size; + int i, ref_idx; + + src_buf = hantro_get_src_buf(ctx); + dst_buf = hantro_get_dst_buf(ctx); + + luma_size = hantro_rounded_luma_size(ctx->src_fmt.width, + ctx->src_fmt.height); + + dst_dma = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0); + dst_size = vb2_plane_size(&dst_buf->vb2_buf, 0); + + /* + * We assume here that 1/10 of the buffer is enough for headers. + * DCT partition will be placed in remaining 9/10 of the buffer. + */ + ctx->vp8_enc.estimated_hdr_size = round_up(dst_size / 10, 8); + + /* Destination buffer. */ + /* + * We "abused" the first portion of this 1/10 of the buffer when generating + * the frame tag and compressed header, so TODO: verify that the 1/10 can hold both the + * compressed header and the "extended header" generated in hw. + */ + vepu_write_relaxed(vpu, dst_dma + round_up(sw_hdr_size(ctx), 8), + H1_REG_ADDR_OUTPUT_STREAM); + vepu_write_relaxed(vpu, dst_dma + ctx->vp8_enc.estimated_hdr_size, + H1_REG_ADDR_VP8_DCT_PART(0)); + vepu_write_relaxed(vpu, dst_size - ctx->vp8_enc.estimated_hdr_size, + H1_REG_STR_BUF_LIMIT); + + /* Auxiliary buffers. */ + vepu_write_relaxed(vpu, ctx->vp8_enc.ctrl_buf.dma, + H1_REG_ADDR_OUTPUT_CTRL); + memset(ctx->vp8_enc.ctrl_buf.cpu, 0, ctx->vp8_enc.ctrl_buf.size); + vepu_write_relaxed(vpu, ctx->vp8_enc.mv_buf.dma, + H1_REG_ADDR_MV_OUT); + vepu_write_relaxed(vpu, ctx->vp8_enc.priv_dst.dma, + H1_REG_ADDR_VP8_PROB_CNT); + memset(ctx->vp8_enc.priv_dst.cpu, 0, ctx->vp8_enc.priv_dst.size); + vepu_write_relaxed(vpu, ctx->vp8_enc.priv_src.dma, + H1_REG_ADDR_CABAC_TBL); + + hantro_h1_vp8_enc_write_entropy(ctx); + + vepu_write_relaxed(vpu, ctx->vp8_enc.priv_src.dma + 151 * 8, + H1_REG_ADDR_VP8_SEG_MAP); + + /* Reference buffers. */ + switch (params->reference_type) { + case V4L2_VP8_FRAME_REF_LAST: + ref_idx = ctx->vp8_enc.last_ref; + break; + case V4L2_VP8_FRAME_REF_GOLDEN: + ref_idx = ctx->vp8_enc.golden_ref; + break; + case V4L2_VP8_FRAME_REF_ALT: + ref_idx = ctx->vp8_enc.alt_ref; + break; + } + if (ref_idx < 0) + ref_idx = 0; + vepu_write_relaxed(vpu, ctx->vp8_enc.ref_frames[ref_idx].dma, H1_REG_ADDR_REF_LUMA); + vepu_write_relaxed(vpu, ctx->vp8_enc.ref_frames[ref_idx].dma + luma_size, + H1_REG_ADDR_REF_CHROMA); + + /* Reconstruction buffers. */ + ctx->vp8_enc.reconstructed = ctx->vp8_enc.first_free; + vepu_write_relaxed(vpu, ctx->vp8_enc.ref_frames[ctx->vp8_enc.reconstructed].dma, + H1_REG_ADDR_REC_LUMA); + vepu_write_relaxed(vpu, ctx->vp8_enc.ref_frames[ctx->vp8_enc.reconstructed].dma + luma_size, + H1_REG_ADDR_REC_CHROMA); + + /* Source buffer. */ + for (i = 0; i < src_fmt->num_planes; ++i) + vepu_write_relaxed(vpu, + vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, i) + + src_buf->vb2_buf.planes[i].data_offset, + src_addr_regs[i]); +} + +static inline u32 compute_filter_level(s32 qp) +{ + return clamp((qp * 64) / 128 + 8, 0, 63); +} + +static s32 cost_tree(struct tree *tree, const s32 *prob) +{ + s32 value = tree->value; + s32 number = tree->number; + s32 *index = tree->index; + s32 bit_cost = 0; + + while (number--) + bit_cost += cost_bool(prob[*index++], (value >> number) & 1); + + return bit_cost; +} + +static s32 cost_mv(s32 mvd, const s32 *mv_prob) +{ + s32 i, tmp, bit_cost = 0; + + tmp = abs(mvd >> 1); + + /* Short Tree */ + if (tmp < 8) { + bit_cost += cost_bool(mv_prob[0], 0); + bit_cost += cost_tree(&mv_tree[tmp], mv_prob + 2); + if (!tmp) + return bit_cost; + + /* Sign */ + bit_cost += cost_bool(mv_prob[1], mvd < 0); + return bit_cost; + } + + /* Long Tree */ + bit_cost += cost_bool(mv_prob[0], 1); + + /* Bits 0, 1, 2 */ + for (i = 0; i < 3; i++) + bit_cost += cost_bool(mv_prob[9 + i], (tmp >> i) & 1); + + /* Bits 9, 8, 7, 6, 5, 4 */ + for (i = 9; i > 3; i--) + bit_cost += cost_bool(mv_prob[9 + i], (tmp >> i) & 1); + + /* + * Bit 3: if ABS(mvd) < 8, it is coded with short tree, so if here + * ABS(mvd) <= 15, bit 3 must be one (because here we code values + * 8,...,15) and is not explicitly coded. + */ + if (tmp > 15) + bit_cost += cost_bool(mv_prob[9 + 3], (tmp >> 3) & 1); + + /* Sign */ + bit_cost += cost_bool(mv_prob[1], mvd < 0); + + return bit_cost; +} + +static void hantro_h1_vp8_enc_set_params(struct hantro_dev *vpu, struct hantro_ctx *ctx, u32 qp, + struct v4l2_ctrl_vp8_encode_params *params) +{ + struct hantro_vp8_entropy *entropy = &ctx->vp8_enc.entropy; + int i; + unsigned int mb_width = MB_WIDTH(ctx->src_fmt.width); + unsigned int mb_height = MB_HEIGHT(ctx->src_fmt.height); + u32 deq; + u32 tmp; + u32 reg; + s32 inter_favor; + + vepu_write_relaxed(vpu, 0, H1_REG_STR_HDR_REM_MSB); + vepu_write_relaxed(vpu, 0, H1_REG_STR_HDR_REM_LSB); + + reg = 0; + if (mb_width * mb_height > MAX_MB_COUNT_TO_DISABLE_QUARTER_PIXEL_MV) + reg = H1_REG_ENC_CTRL2_DISABLE_QUARTER_PIXMV; + reg |= H1_REG_ENC_CTRL2_ENTROPY_CODING_MODE; + + inter_favor = 128 - ctx->vp8_enc.prob_intra; + if (inter_favor >= 0) + inter_favor = max(0, (s32)(qp * 2 - 40)); + + reg |= H1_REG_ENC_CTRL2_INTRA16X16_MODE(qp * 1024 / 128); + vepu_write_relaxed(vpu, reg, H1_REG_ENC_CTRL2); + + reg = H1_REG_ENC_CTRL5_INTER_MODE(inter_favor); + reg |= H1_REG_ENC_CTRL5_MACROBLOCK_PENALTY(qp >= 100 ? (3 * qp / 4) : 0); + vepu_write_relaxed(vpu, reg, H1_REG_ENC_CTRL5); + + reg = H1_REG_ENC_CTRL3_MV_PENALTY_1P(60 / 2 * 32) + | H1_REG_ENC_CTRL3_MV_PENALTY_1_4P(8) + | H1_REG_ENC_CTRL3_MV_PENALTY_4P(64 / 2); + if (mb_width * mb_height < MAX_MB_COUNT_TO_DISABLE_SPLIT_MV) + reg |= H1_REG_ENC_CTRL3_MUTIMV_EN; + vepu_write_relaxed(vpu, reg, H1_REG_ENC_CTRL3); + + reg = H1_REG_ENC_CTRL4_MV_PENALTY_16X8_8X16 + (min(1023, split_penalty[qp] / 2)) + | H1_REG_ENC_CTRL4_MV_PENALTY_8X8 + (min(1023, (2 * split_penalty[qp] + 40) / 4)) + | H1_REG_ENC_CTRL4_8X4_4X8(0x3ff); + /* no 8x4 or 4x8 block define in vp8 */ + vepu_write_relaxed(vpu, reg, H1_REG_ENC_CTRL4); + + reg = H1_REG_PENALTY_4X4MV(min(511, + (8 * split_penalty[qp] + 500) / 16)) + | H1_REG_ZERO_MV_FAVOR_D2(0); + vepu_write_relaxed(vpu, reg, H1_REG_QP_MV_MVC_CTRL); + + /* initialize quant table for segment0 */ + deq = dc_q_lookup[qp]; + reg = H1_REG_VP8_SEG0_QUT_DC_Y1(min((1 << 16) / deq, 0x3FFFu)); + reg |= H1_REG_VP8_SEG0_ZBIN_DC_Y1(((qzbin_factors[qp] * deq) + 64) >> + 7); + reg |= H1_REG_VP8_SEG0_RND_DC_Y1((qrounding_factors[qp] * deq) >> 7); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_DC_Y1); + + deq = ac_q_lookup[qp]; + reg = H1_REG_VP8_SEG0_QUT_AC_Y1(min((1 << 16) / deq, 0x3FFFu)); + reg |= H1_REG_VP8_SEG0_ZBIN_AC_Y1(((qzbin_factors[qp] * deq) + 64) >> + 7); + reg |= H1_REG_VP8_SEG0_RND_AC_Y1((qrounding_factors[qp] * deq) >> 7); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_AC_Y1); + + deq = dc_q_lookup[qp] * 2; + reg = H1_REG_VP8_SEG0_QUT_DC_Y2(min((1 << 16) / deq, 0x3FFFu)); + reg |= H1_REG_VP8_SEG0_ZBIN_DC_Y2((qzbin_factors[qp] * deq + 64) >> + 7); + reg |= H1_REG_VP8_SEG0_RND_DC_Y2((qrounding_factors[qp] * deq) >> 7); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_DC_Y2); + + deq = max(ac_q_lookup[qp] * 155 / 100, 8); + reg = H1_REG_VP8_SEG0_QUT_AC_Y2(min((1 << 16) / deq, 0x3FFFu)); + reg |= H1_REG_VP8_SEG0_ZBIN_AC_Y2((qzbin_factors[qp] * deq + 64) >> + 7); + reg |= H1_REG_VP8_SEG0_RND_AC_Y2((qrounding_factors[qp] * deq) >> 7); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_AC_Y2); + + deq = min(dc_q_lookup[qp], 132); + reg = H1_REG_VP8_SEG0_QUT_DC_CHR(min((1 << 16) / deq, 0x3FFFu)); + reg |= H1_REG_VP8_SEG0_ZBIN_DC_CHR((qzbin_factors[qp] * deq + 64) >> + 7); + reg |= H1_REG_VP8_SEG0_RND_DC_CHR((qrounding_factors[qp] * deq) >> 7); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_DC_CHR); + + deq = ac_q_lookup[qp]; + reg = H1_REG_VP8_SEG0_QUT_AC_CHR(min((1 << 16) / deq, 0x3FFFu)); + reg |= H1_REG_VP8_SEG0_ZBIN_AC_CHR((qzbin_factors[qp] * deq + 64) >> + 7); + reg |= H1_REG_VP8_SEG0_RND_AC_CHR((qrounding_factors[qp] * deq) >> 7); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_AC_CHR); + + reg = H1_REG_VP8_MV_REF_IDX1(params->reference_type); + reg |= H1_REG_VP8_SEG0_DQUT_DC_Y1(dc_q_lookup[qp]); + reg |= H1_REG_VP8_SEG0_DQUT_AC_Y1(ac_q_lookup[qp]); + reg |= H1_REG_VP8_SEG0_DQUT_DC_Y2(dc_q_lookup[qp] * 2); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_DQUT); + + reg = H1_REG_VP8_MV_REF_IDX2(0); + reg |= H1_REG_VP8_SEG0_DQUT_DC_CHR(min(dc_q_lookup[qp], 132)); + reg |= H1_REG_VP8_SEG0_DQUT_AC_CHR(ac_q_lookup[qp]); + reg |= H1_REG_VP8_SEG0_DQUT_AC_Y2(max(ac_q_lookup[qp] * 155 / 100, 8)); + if (is_intra(ctx)) + reg |= H1_REG_VP8_SEGMENT_MAP_UPDATE; + vepu_write_relaxed(vpu, reg, H1_REG_VP8_SEG0_QUANT_DQUT_1); + + vepu_write_relaxed(vpu, ctx->vp8_enc.boolenc.bottom, + H1_REG_VP8_BOOL_ENC); + + reg = H1_REG_VP8_DCT_PARTITION_CNT(0); + reg |= H1_REG_VP8_FILTER_LEVEL(compute_filter_level(qp)); + reg |= H1_REG_VP8_FILTER_SHARPNESS(params->sharpness_level); + reg |= H1_REG_VP8_ZERO_MV_PENALTY_FOR_REF2(0); + reg |= H1_REG_VP8_BOOL_ENC_VALUE_BITS(24 - ctx->vp8_enc.boolenc.bit_count); + reg |= H1_REG_VP8_BOOL_ENC_RANGE(ctx->vp8_enc.boolenc.range); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_PENALTY_FILTER); + + vepu_write_relaxed(vpu, 0xffffffff, H1_REG_FIRST_ROI_AREA); + vepu_write_relaxed(vpu, 0xffffffff, H1_REG_SECOND_ROI_AREA); + vepu_write_relaxed(vpu, 0, H1_REG_STABILIZATION_OUTPUT); + vepu_write_relaxed(vpu, 0x962b4c85, H1_REG_RGB_YUV_COEFF(0)); + vepu_write_relaxed(vpu, 0x90901d50, H1_REG_RGB_YUV_COEFF(1)); + vepu_write_relaxed(vpu, 0x0000b694, H1_REG_RGB_YUV_COEFF(2)); + vepu_write_relaxed(vpu, 0, H1_REG_RGB_MASK_MSB); + vepu_write_relaxed(vpu, 0, H1_REG_CIR_INTRA_CTRL); + vepu_write_relaxed(vpu, 0xffffffff, H1_REG_INTRA_AREA_CTRL); + + /* Intra 4x4 mode */ + tmp = qp * 2 + 8; + for (i = 0; i < 5; i++) { + reg = H1_REG_VP8_INTRA_4X4_PENALTY_0 + ((intra_4_tree_penalty[i * 2] * tmp) >> 8); + reg |= HI_REG_VP8_INTRA_4X4_PENALTY_1 + ((intra_4_tree_penalty[i * 2 + 1] * tmp) >> 8); + vepu_write_relaxed(vpu, reg, + H1_REG_VP8_INTRA_4X4_PENALTY(i)); + } + + /* Intra 16x16 mode */ + tmp = qp * 2 + 64; + for (i = 0; i < 2; i++) { + reg = H1_REG_VP8_INTRA_16X16_PENALTY_0 + ((intra_16_tree_penalty[2 * i] * tmp) >> 8); + reg |= HI_REG_VP8_INTRA_16X16_PENALTY_1 + ((intra_16_tree_penalty[2 * i + 1] * tmp) >> 8); + vepu_write_relaxed(vpu, reg, + H1_REG_VP8_INTRA_16X16_PENALTY(i)); + } + + reg = H1_REG_VP8_LF_REF_DELTA_INTRA_MB(ctx->vp8_enc.ref_delta[REF_DELTA_INTRA_MB]) + | H1_REG_VP8_LF_REF_DELTA_LAST_REF(ctx->vp8_enc.ref_delta[REF_DELTA_LAST_REF]) + | H1_REG_VP8_LF_REF_DELTA_GOLDEN(ctx->vp8_enc.ref_delta[REF_DELTA_GOLDEN]) + | H1_REG_VP8_LF_REF_DELTA_ALT_REF(ctx->vp8_enc.ref_delta[REF_DELTA_ALT_REF]); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_LOOP_FILTER_REF_DELTA); + + reg = H1_REG_VP8_LF_MODE_DELTA_BPRED(ctx->vp8_enc.mode_delta[MODE_DELTA_BPRED]) + | H1_REG_VP8_LF_MODE_DELTA_ZEROMV(ctx->vp8_enc.mode_delta[MODE_DELTA_ZEROMV]) + | H1_REG_VP8_LF_MODE_DELTA_NEWMV(ctx->vp8_enc.mode_delta[MODE_DELTA_NEWMV]) + | H1_REG_VP8_LF_MODE_DELTA_SPLITMV(ctx->vp8_enc.mode_delta[MODE_DELTA_SPLITMV]); + vepu_write_relaxed(vpu, reg, H1_REG_VP8_LOOP_FILTER_MODE_DELTA); + + for (i = 0; i < 128; i += 4) { + u32 x; + u32 y; + + reg = H1_REG_DMV_4P_1P_PENALTY_BIT(i * 2, 3); + reg |= H1_REG_DMV_4P_1P_PENALTY_BIT((i + 1) * 2, 2); + reg |= H1_REG_DMV_4P_1P_PENALTY_BIT((i + 2) * 2, 1); + reg |= H1_REG_DMV_4P_1P_PENALTY_BIT((i + 3) * 2, 0); + vepu_write_relaxed(vpu, reg, H1_REG_DMV_4P_1P_PENALTY(i / 4)); + + y = cost_mv(i * 2, entropy->mv_prob[0]); /* mv y */ + x = cost_mv(i * 2, entropy->mv_prob[1]); /* mv x */ + + reg = H1_REG_DMV_QPEL_PENALTY_BIT + (min(255u, (y + x + 1) / 2 * weight[qp] >> 8), 3); + + y = cost_mv((i + 1) * 2, entropy->mv_prob[0]); /* mv y */ + x = cost_mv((i + 1) * 2, entropy->mv_prob[1]); /* mv x */ + reg |= H1_REG_DMV_QPEL_PENALTY_BIT + (min(255u, (y + x + 1) / 2 * weight[qp] >> 8), 2); + + y = cost_mv((i + 2) * 2, entropy->mv_prob[0]); /* mv y */ + x = cost_mv((i + 2) * 2, entropy->mv_prob[1]); /* mv x */ + reg |= H1_REG_DMV_QPEL_PENALTY_BIT + (min(255u, (y + x + 1) / 2 * weight[qp] >> 8), 1); + + y = cost_mv((i + 3) * 2, entropy->mv_prob[0]); /* mv y */ + x = cost_mv((i + 3) * 2, entropy->mv_prob[1]); /* mv x */ + reg |= H1_REG_DMV_QPEL_PENALTY_BIT + (min(255u, (y + x + 1) / 2 * weight[qp] >> 8), 0); + + vepu_write_relaxed(vpu, reg, + H1_REG_DMV_QPEL_PENALTY(i / 4)); + } +} + +int hantro_h1_vp8_enc_run(struct hantro_ctx *ctx) +{ + struct hantro_dev *vpu = ctx->dev; + struct v4l2_ctrl_vp8_encode_params *params; + struct v4l2_ctrl *ctrl; + u32 reg, qp; + int i; + + hantro_start_prepare_run(ctx); + + params = hantro_get_ctrl(ctx, V4L2_CID_STATELESS_VP8_ENCODE_PARAMS); + if (WARN_ON(!params)) + return -EINVAL; + + if (params->flags & V4L2_VP8_FRAME_FLAG_SEGMENT_ENABLED) + return -EINVAL; + + ctx->vp8_enc.is_intra = params->frame_type == V4L2_VP8_FRAME_TYPE_KEYFRAME; + + if (is_intra(ctx)) { + if (params->loop_filter_level != 26) + return -EINVAL; + } else { + if (params->loop_filter_level != 12) + return -EINVAL; + } + + ctrl = v4l2_ctrl_find(&ctx->ctrl_handler, V4L2_CID_STATELESS_VP8_ENCODE_QP); + if (WARN_ON(!ctrl)) + return -EINVAL; + + ctx->vp8_enc.show_frame = params->flags & V4L2_VP8_FRAME_FLAG_SHOWFRAME; + ctx->vp8_enc.refresh_golden_frame = params->flags & V4L2_VP8_FRAME_FLAG_GOLDEN_REFRESH; + ctx->vp8_enc.refresh_alternate_frame = params->flags & V4L2_VP8_FRAME_FLAG_ALTREF_REFRESH; + ctx->vp8_enc.refresh_entropy_probs = + params->flags & V4L2_VP8_FRAME_FLAG_REFRESH_ENTROPY_PROBS; + ctx->vp8_enc.copy_buffer_to_golden = params->copy_buffer_to_golden; + ctx->vp8_enc.copy_buffer_to_alternate = params->copy_buffer_to_alternate; + ctx->vp8_enc.prob_intra = params->prob_intra; + ctx->vp8_enc.prob_last = params->prob_last; + ctx->vp8_enc.prob_gf = params->prob_gf; + + hantro_h1_vp8_enc_update_entropy(ctx); + + qp = *ctrl->p_cur.p_s32; + ctx->vp8_enc.prob_skip_false = default_prob_skip_false[qp]; + hantro_h1_vp8_enc_write_header(ctx, qp, params); + + /* + * Program the hardware. + */ + vepu_write_relaxed(vpu, H1_REG_ENC_CTRL_ENC_MODE_VP8, H1_REG_ENC_CTRL); + + hantro_h1_vp8_enc_set_params(vpu, ctx, qp, params); + hantro_h1_vp8_enc_set_src_img_ctrl(vpu, ctx); + hantro_h1_vp8_enc_set_buffers(vpu, ctx, qp, params); + + reg = H1_REG_AXI_CTRL_OUTPUT_SWAP16 + | H1_REG_AXI_CTRL_INPUT_SWAP16 + | H1_REG_AXI_CTRL_BURST_LEN(16) + | H1_REG_AXI_CTRL_OUTPUT_SWAP32 + | H1_REG_AXI_CTRL_INPUT_SWAP32 + | H1_REG_AXI_CTRL_OUTPUT_SWAP8 + | H1_REG_AXI_CTRL_INPUT_SWAP8; + /* Make sure that all registers are written at this point. */ + vepu_write(vpu, reg, H1_REG_AXI_CTRL); + + /* Start the hardware. */ + reg = H1_REG_ENC_CTRL_TIMEOUT_EN + | H1_REG_ENC_CTRL_MV_WRITE + | H1_REG_ENC_REC_WRITE_DISABLE + | H1_REG_ENC_CTRL_WIDTH(MB_WIDTH(ctx->src_fmt.width)) + | H1_REG_ENC_CTRL_HEIGHT(MB_HEIGHT(ctx->src_fmt.height)) + | H1_REG_ENC_CTRL_ENC_MODE_VP8 + | H1_REG_ENC_CTRL_EN_BIT; + + if (is_intra(ctx)) + reg |= H1_REG_ENC_PIC_INTRA; + else + reg |= H1_REG_ENC_PIC_INTER; + + /* Kick the watchdog and start encoding */ + hantro_end_prepare_run(ctx); + + for (i = 0; i < 184; ++i) + vepu_read(vpu, i * 4); + + vepu_write(vpu, reg, H1_REG_ENC_CTRL); + + return 0; +} + +void hantro_h1_vp8_enc_done(struct hantro_ctx *ctx) +{ + struct vb2_v4l2_buffer *dst_buf; + struct hantro_vp8_enc_ctrl_buf *ctrl_buf = ctx->vp8_enc.ctrl_buf.cpu; + int part1_sz = ctx->vp8_enc.boolenc.bytes_written + ctrl_buf->hw_hdr_size; + void *dst = ctx->vp8_enc.frame_tag; + int old_g = ctx->vp8_enc.golden_ref, old_a = ctx->vp8_enc.alt_ref; + int i; + + ctx->vp8_enc.frame_tag->tag[0] |= ((part1_sz << 5) & 0xff); + ctx->vp8_enc.frame_tag->tag[1] = ((part1_sz << 5) >> 8) & 0xff; + ctx->vp8_enc.frame_tag->tag[2] = ((part1_sz << 5) >> 16) & 0xff; + + dst_buf = hantro_get_dst_buf(ctx); + + /* assemble dst frame */ + vb2_set_plane_payload(&dst_buf->vb2_buf, 0, + sw_hdr_size(ctx) + ctrl_buf->hw_hdr_size + ctrl_buf->dct_size); + + memmove(dst + sw_hdr_size(ctx), dst + round_up(sw_hdr_size(ctx), 8), ctrl_buf->hw_hdr_size); + memmove(dst + sw_hdr_size(ctx) + ctrl_buf->hw_hdr_size, + dst + ctx->vp8_enc.estimated_hdr_size, ctrl_buf->dct_size); + + /* currently reconstructed frame becames last ref */ + hantro_vp8_clr_bit(&ctx->vp8_enc, VP8_BIT_LAST, ctx->vp8_enc.last_ref); + ctx->vp8_enc.last_ref = ctx->vp8_enc.reconstructed; + hantro_vp8_set_bit(&ctx->vp8_enc, VP8_BIT_LAST, ctx->vp8_enc.last_ref); + + /* after update (potentially) new slots will be used */ + hantro_vp8_clr_bit(&ctx->vp8_enc, VP8_BIT_GOLDEN, old_g); + hantro_vp8_clr_bit(&ctx->vp8_enc, VP8_BIT_ALT, old_a); + + /* VP8 spec, section 9.7. Refresh Golden Frame and Altref Frame */ + if (is_intra(ctx)) { + ctx->vp8_enc.golden_ref = ctx->vp8_enc.last_ref; + ctx->vp8_enc.alt_ref = ctx->vp8_enc.last_ref; + } else { + if (ctx->vp8_enc.refresh_golden_frame) { + ctx->vp8_enc.golden_ref = ctx->vp8_enc.last_ref; + } else if (ctx->vp8_enc.copy_buffer_to_golden) { + switch (ctx->vp8_enc.copy_buffer_to_golden) { + case V4L2_VP8_FRAME_GOLDEN_KEEP: + break; + case V4L2_VP8_FRAME_GOLDEN_LASTFRAME: + ctx->vp8_enc.golden_ref = ctx->vp8_enc.last_ref; + break; + case V4L2_VP8_FRAME_GOLDEN_ALTREF: + ctx->vp8_enc.golden_ref = old_a; + break; + } + } + + if (ctx->vp8_enc.refresh_alternate_frame) { + ctx->vp8_enc.alt_ref = ctx->vp8_enc.last_ref; + } else if (ctx->vp8_enc.copy_buffer_to_alternate) { + switch (ctx->vp8_enc.copy_buffer_to_alternate) { + case V4L2_VP8_FRAME_ALTREF_KEEP: + break; + case V4L2_VP8_FRAME_ALTREF_LASTFRAME: + ctx->vp8_enc.alt_ref = ctx->vp8_enc.last_ref; + break; + case V4L2_VP8_FRAME_ALTREF_GOLDEN: + ctx->vp8_enc.alt_ref = old_g; + break; + } + } + } + + /* mark updated golden and alt slots used */ + hantro_vp8_set_bit(&ctx->vp8_enc, VP8_BIT_GOLDEN, ctx->vp8_enc.golden_ref); + hantro_vp8_set_bit(&ctx->vp8_enc, VP8_BIT_ALT, ctx->vp8_enc.alt_ref); + + /* find first free slot after updates */ + for (i = 0; i < ARRAY_SIZE(ctx->vp8_enc.ref_bitmaps); ++i) + if (!ctx->vp8_enc.ref_bitmaps[i]) { + ctx->vp8_enc.first_free = i; + break; + } + WARN_ON(i >= 4); + + ctx->vp8_enc.last_intra = is_intra(ctx); + ++ctx->vp8_enc.frame_counter; + + if (is_intra(ctx)) + dst_buf->flags |= V4L2_BUF_FLAG_KEYFRAME; + else + dst_buf->flags |= V4L2_BUF_FLAG_PFRAME; +} diff --git a/drivers/media/platform/verisilicon/hantro_hw.h b/drivers/media/platform/verisilicon/hantro_hw.h index aaf82e694cd0..e2dc03b81b0d 100644 --- a/drivers/media/platform/verisilicon/hantro_hw.h +++ b/drivers/media/platform/verisilicon/hantro_hw.h @@ -632,4 +632,7 @@ int hantro_vp8_enc_init(struct hantro_ctx *ctx); void rockchip_vpu2_vp8_enc_done(struct hantro_ctx *ctx); void hantro_vp8_enc_exit(struct hantro_ctx *ctx); +int hantro_h1_vp8_enc_run(struct hantro_ctx *ctx); +void hantro_h1_vp8_enc_done(struct hantro_ctx *ctx); + #endif /* HANTRO_HW_H_ */ -- 2.25.1
