Hi Arun and Sylwester, Please make sure that below calculations are same. > +#define S5P_FIMV_ME_BUFFER_SIZE_V6(imw, imh, mbw, mbh) \r > + (((((imw+63)/64) * 16) * \r > + (((imh+63)/64) * 16)) + \r > + ((((mbw*mbh)+31)/32) * 16)) #define S5P_FIMV_ME_BUFFER_SIZE_V6(imw, imh, mbw, mbh) \r ((ALIGN(imw, 64) * ALIGN(imh, 64) * 256) + (ALIGN((mbw) * (mbh), 32) * 16)) Best Regards /jtpark > -----Original Message----- > From: Arun Kumar K [mailto:arun.kk@xxxxxxxxxxx] > Sent: Monday, October 01, 2012 1:37 PM > To: Sylwester Nawrocki > Cc: linux-media@xxxxxxxxxxxxxxx; Kamil Debski; Jeongtae Park; Jang-Hyuck Kim; peter Oh; NAVEEN KRISHNA > CHATRADHI; Marek Szyprowski; Sylwester Nawrocki; kmpark@xxxxxxxxxxxxx; SUNIL JOSHI > Subject: Re: [PATCH v7 5/6] [media] s5p-mfc: MFCv6 register definitions > > Hi Sylwester, > Thank you for the comments. > Will make necessary changes and post updated patchset. > > Regards > Arun > > ------- Original Message ------- > Sender : Sylwester Nawrocki<sylvester.nawrocki@xxxxxxxxx> > Date : Sep 29, 2012 21:05 (GMT+05:30) > Title : Re: [PATCH v7 5/6] [media] s5p-mfc: MFCv6 register definitions > > Hi Arun, > > I have a few minor comments. > > On 09/28/2012 07:04 PM, Arun Kumar K wrote: > > From: Jeongtae Park<jtp.park@xxxxxxxxxxx> > > > > Adds register definitions for MFC v6.x firmware > > > > Signed-off-by: Jeongtae Park<jtp.park@xxxxxxxxxxx> > > Signed-off-by: Janghyuck Kim<janghyuck.kim@xxxxxxxxxxx> > > Signed-off-by: Jaeryul Oh<jaeryul.oh@xxxxxxxxxxx> > > Signed-off-by: Naveen Krishna Chatradhi<ch.naveen@xxxxxxxxxxx> > > Signed-off-by: Arun Kumar K<arun.kk@xxxxxxxxxxx> > > --- > > drivers/media/platform/s5p-mfc/regs-mfc-v6.h | 408 ++++++++++++++++++++++++++ > > 1 files changed, 408 insertions(+), 0 deletions(-) > > create mode 100644 drivers/media/platform/s5p-mfc/regs-mfc-v6.h > > > > diff --git a/drivers/media/platform/s5p-mfc/regs-mfc-v6.h b/drivers/media/platform/s5p-mfc/regs-mfc- > v6.h > > new file mode 100644 > > index 0000000..cce1841 > > --- /dev/null > > +++ b/drivers/media/platform/s5p-mfc/regs-mfc-v6.h > > @@ -0,0 +1,408 @@ > > +/* > > + * Register definition file for Samsung MFC V6.x Interface (FIMV) driver > > + * > > + * Copyright (c) 2012 Samsung Electronics > > I believe the proper notation is > > Copyright (c) 2012 Samsung Electronics Co., Ltd. > > Please make sure it's correct in all files added in this series. > > > + * 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_V6_H > > +#define _REGS_FIMV_V6_H > > Please add > > #include <linux/kernel.h> > #include <linux/sizes.h> > > > +#define S5P_FIMV_REG_SIZE_V6 (S5P_FIMV_END_ADDR - S5P_FIMV_START_ADDR) > > +#define S5P_FIMV_REG_COUNT_V6 ((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_V6 0 > > + > > +#define S5P_FIMV_START_ADDR_V6 0x0000 > > +#define S5P_FIMV_END_ADDR_V6 0xfd80 > > + > > +#define S5P_FIMV_REG_CLEAR_BEGIN_V6 0xf000 > > +#define S5P_FIMV_REG_CLEAR_COUNT_V6 1024 > > + > > +/* Codec Common Registers */ > > +#define S5P_FIMV_RISC_ON_V6 0x0000 > > +#define S5P_FIMV_RISC2HOST_INT_V6 0x003C > > Could you make sure all hex numbers are in lower case in this file ? > > ... > > +#define S5P_FIMV_NUM_TMV_BUFFERS_V6 2 > > + > > +#define S5P_FIMV_MAX_FRAME_SIZE_V6 (2048 * 1024) > > (2 * SZ_1M) > > > +#define S5P_FIMV_NUM_PIXELS_IN_MB_ROW_V6 16 > > +#define S5P_FIMV_NUM_PIXELS_IN_MB_COL_V6 16 > > + > > +/* Buffer size requirements defined by hardware */ > > +#define S5P_FIMV_TMV_BUFFER_SIZE_V6(w, h) ((w + 1) * (h + 1) * 8) > > The arguments should be in parentheses in the expressions, i.e. > > #define S5P_FIMV_TMV_BUFFER_SIZE_V6(w, h) (((w) + 1) * ((h) + 1) * 8) > > > +#define S5P_FIMV_ME_BUFFER_SIZE_V6(imw, imh, mbw, mbh) \r > > + (((((imw+63)/64) * 16) * \r > > + (((imh+63)/64) * 16)) + \r > > + ((((mbw*mbh)+31)/32) * 16)) > > Could be rewritten as: > > #define S5P_FIMV_ME_BUFFER_SIZE_V6(imw, imh, mbw, mbh) \r > ((ALIGN(imw, 64) * ALIGN(imh, 64) * 256) + (ALIGN((mbw) * (mbh), 32) * 16)) > > > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_H264_DEC_V6(w, h) ((w * 192) + 64) > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_MPEG4_DEC_V6(w, h) \r > > + (w * (h * 64 + 144) + \r > > + ((2048 + 15)/16 * h * 64) + \r > > + ((2048 + 15)/16 * 256 + 8320)) > > (w * (h * 64 + 144) + (2048/16 * h * 64) + (2048/16 * 256 + 8320)) > > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_VC1_DEC_V6(w, h) (2096 * (w + h + 1)) > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_H263_DEC_V6(w, h) (w * 400) > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_VP8_DEC_V6(w, h) \r > > + (w * 32 + h * 128 + \r > > + ((w + 1) / 2) * 64 + 2112) > > Unnecessarily broken into two lines. > > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_H264_ENC_V6(w, h) \r > > + ((w * 64) + ((w + 1) * 16) + \r > > + (4096 * 16)) > > Ditto. > > > +#define S5P_FIMV_SCRATCH_BUF_SIZE_MPEG4_ENC_V6(w, h) \r > > + ((w * 16) + ((w + 1) * 16)) > > + > > +/* MFC Context buffer sizes */ > > +#define MFC_CTX_BUF_SIZE_V6 0x7000 /* 28KB */ > > Perhaps we could use the SZ_* macro definitions, e.g. (28 * SZ_1K) ? > > > +#define MFC_H264_DEC_CTX_BUF_SIZE_V6 0x200000 /* 1.6MB */ > > (1600 * SZ_1K) ... > > > +#define MFC_OTHER_DEC_CTX_BUF_SIZE_V6 0x5000 /* 20KB */ > > +#define MFC_H264_ENC_CTX_BUF_SIZE_V6 0x19000 /* 100KB */ > > +#define MFC_OTHER_ENC_CTX_BUF_SIZE_V6 0x3000 /* 12KB */ > > + > > +/* MFCv6 variant defines */ > > +#define MAX_FW_SIZE_V6 0x100000 /* 1MB */ > > +#define MAX_CPB_SIZE_V6 0x300000 /* 3MB */ > > ... (3 * SZ_1M) > > > +#define MFC_VERSION_V6 0x61 > > +#define MFC_NUM_PORTS_V6 1 > > + > > +#endif /* _REGS_FIMV_V6_H */ > > Thanks, > Sylwester > <p> </p><p> </p> -- 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