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From: smitha.t@samsung.com (Smitha T Murthy)
To: linux-arm-kernel@lists.infradead.org
Subject: [Patch v2 04/11] s5p-mfc: Support MFCv10.10 buffer requirements
Date: Tue, 14 Mar 2017 17:08:24 +0530	[thread overview]
Message-ID: <1489491504.27807.137.camel@smitha-fedora> (raw)
In-Reply-To: <b63d5b24-afeb-0571-1815-804233da9f41@samsung.com>

On Mon, 2017-03-06 at 15:48 +0100, Andrzej Hajda wrote: 
> On 03.03.2017 10:07, Smitha T Murthy wrote:
> > Aligning the luma_dpb_size, chroma_dpb_size, mv_size and me_buffer_size
> > for MFCv10.10.
> >
> > Signed-off-by: Smitha T Murthy <smitha.t@samsung.com>
> > ---
> >  drivers/media/platform/s5p-mfc/regs-mfc-v10.h   |   19 +++++
> >  drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c |   99 ++++++++++++++++++-----
> >  drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.h |    2 +
> >  3 files changed, 99 insertions(+), 21 deletions(-)
> >
> > diff --git a/drivers/media/platform/s5p-mfc/regs-mfc-v10.h b/drivers/media/platform/s5p-mfc/regs-mfc-v10.h
> > index bd671a5..dafcf9d 100644
> > --- a/drivers/media/platform/s5p-mfc/regs-mfc-v10.h
> > +++ b/drivers/media/platform/s5p-mfc/regs-mfc-v10.h
> > @@ -32,5 +32,24 @@
> >  #define MFC_VERSION_V10		0xA0
> >  #define MFC_NUM_PORTS_V10	1
> >  
> > +/* MFCv10 codec defines*/
> > +#define S5P_FIMV_CODEC_HEVC_ENC         26
> > +
> > +/* Encoder buffer size for MFC v10.0 */
> > +#define ENC_V100_BASE_SIZE(x, y) \
> > +	(((x + 3) * (y + 3) * 8) \
> > +	+  ((y * 64) + 1280) * DIV_ROUND_UP(x, 8))
> > +
> > +#define ENC_V100_H264_ME_SIZE(x, y) \
> > +	(ENC_V100_BASE_SIZE(x, y) \
> > +	+ (DIV_ROUND_UP(x * y, 64) * 32))
> > +
> > +#define ENC_V100_MPEG4_ME_SIZE(x, y) \
> > +	(ENC_V100_BASE_SIZE(x, y) \
> > +	+ (DIV_ROUND_UP(x * y, 128) * 16))
> > +
> > +#define ENC_V100_VP8_ME_SIZE(x, y) \
> > +	ENC_V100_BASE_SIZE(x, y)
> > +
> >  #endif /*_REGS_MFC_V10_H*/
> >  
> > diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
> > index 5f0da0b..d4c75eb 100644
> > --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
> > +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
> > @@ -45,6 +45,8 @@
> >  
> >  #define IS_MFCV6_V2(dev) (!IS_MFCV7_PLUS(dev) && dev->fw_ver == MFC_FW_V2)
> >  
> > +#define calc_param(value, align) (DIV_ROUND_UP(value, align) * align)
> 
> I think it is functionally the same as ALIGN, please drop it and use
> ALIGN instead.
> 
Ok I will use ALIGN. 
> > +
> >  /* Allocate temporary buffers for decoding */
> >  static int s5p_mfc_alloc_dec_temp_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  {
> > @@ -64,6 +66,7 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  {
> >  	struct s5p_mfc_dev *dev = ctx->dev;
> >  	unsigned int mb_width, mb_height;
> > +	unsigned int lcu_width = 0, lcu_height = 0;
> >  	int ret;
> >  
> >  	mb_width = MB_WIDTH(ctx->img_width);
> > @@ -74,7 +77,9 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  			  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) {
> > -		if (IS_MFCV8_PLUS(dev))
> > +		if (IS_MFCV10(dev)) {
> > +			ctx->tmv_buffer_size = 0;
> > +		} else if (IS_MFCV8_PLUS(dev))
> >  			ctx->tmv_buffer_size = S5P_FIMV_NUM_TMV_BUFFERS_V6 *
> >  			ALIGN(S5P_FIMV_TMV_BUFFER_SIZE_V8(mb_width, mb_height),
> >  			S5P_FIMV_TMV_BUFFER_ALIGN_V6);
> > @@ -82,13 +87,36 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  			ctx->tmv_buffer_size = S5P_FIMV_NUM_TMV_BUFFERS_V6 *
> >  			ALIGN(S5P_FIMV_TMV_BUFFER_SIZE_V6(mb_width, mb_height),
> >  			S5P_FIMV_TMV_BUFFER_ALIGN_V6);
> > -
> > -		ctx->luma_dpb_size = ALIGN((mb_width * mb_height) *
> > -				S5P_FIMV_LUMA_MB_TO_PIXEL_V6,
> > -				S5P_FIMV_LUMA_DPB_BUFFER_ALIGN_V6);
> > -		ctx->chroma_dpb_size = ALIGN((mb_width * mb_height) *
> > -				S5P_FIMV_CHROMA_MB_TO_PIXEL_V6,
> > -				S5P_FIMV_CHROMA_DPB_BUFFER_ALIGN_V6);
> > +		if (IS_MFCV10(dev)) {
> > +			lcu_width = enc_lcu_width(ctx->img_width);
> > +			lcu_height = enc_lcu_height(ctx->img_height);
> > +			if (ctx->codec_mode != S5P_FIMV_CODEC_HEVC_ENC) {
> > +				ctx->luma_dpb_size =
> > +					ALIGN(calc_param((mb_width * 16), 64)
> > +					* calc_param((mb_height * 16), 32)
> > +						+ 64, 64);
> ALIGN is not necessary here, as argument is already aligned.
I will remove ALIGN and take care of the same for below. 
> > +				ctx->chroma_dpb_size =
> > +					ALIGN(calc_param((mb_width * 16), 64)
> > +							* (mb_height * 8)
> > +							+ 64, 64);
> 
> ditto
> > +			} else {
> > +				ctx->luma_dpb_size =
> > +					ALIGN(calc_param((lcu_width * 32), 64)
> > +					* calc_param((lcu_height * 32), 32)
> > +						+ 64, 64);
> ditto
> > +				ctx->chroma_dpb_size =
> > +					ALIGN(calc_param((lcu_width * 32), 64)
> > +							* (lcu_height * 16)
> > +							+ 64, 64);
> 
> ditto
> 
> > +			}
> > +		} else {
> > +			ctx->luma_dpb_size = ALIGN((mb_width * mb_height) *
> > +					S5P_FIMV_LUMA_MB_TO_PIXEL_V6,
> > +					S5P_FIMV_LUMA_DPB_BUFFER_ALIGN_V6);
> > +			ctx->chroma_dpb_size = ALIGN((mb_width * mb_height) *
> > +					S5P_FIMV_CHROMA_MB_TO_PIXEL_V6,
> > +					S5P_FIMV_CHROMA_DPB_BUFFER_ALIGN_V6);
> > +		}
> >  		if (IS_MFCV8_PLUS(dev))
> >  			ctx->me_buffer_size = ALIGN(S5P_FIMV_ME_BUFFER_SIZE_V8(
> >  						ctx->img_width, ctx->img_height,
> > @@ -197,6 +225,8 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  	case S5P_MFC_CODEC_H264_ENC:
> >  		if (IS_MFCV10(dev)) {
> >  			mfc_debug(2, "Use min scratch buffer size\n");
> > +			ctx->me_buffer_size =
> > +			ALIGN(ENC_V100_H264_ME_SIZE(mb_width, mb_height), 16);
> >  		} else if (IS_MFCV8_PLUS(dev))
> >  			ctx->scratch_buf_size =
> >  				S5P_FIMV_SCRATCH_BUF_SIZE_H264_ENC_V8(
> > @@ -219,6 +249,9 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  	case S5P_MFC_CODEC_H263_ENC:
> >  		if (IS_MFCV10(dev)) {
> >  			mfc_debug(2, "Use min scratch buffer size\n");
> > +			ctx->me_buffer_size =
> > +				ALIGN(ENC_V100_MPEG4_ME_SIZE(mb_width,
> > +							mb_height), 16);
> >  		} else
> >  			ctx->scratch_buf_size =
> >  				S5P_FIMV_SCRATCH_BUF_SIZE_MPEG4_ENC_V6(
> > @@ -235,7 +268,10 @@ static int s5p_mfc_alloc_codec_buffers_v6(struct s5p_mfc_ctx *ctx)
> >  	case S5P_MFC_CODEC_VP8_ENC:
> >  		if (IS_MFCV10(dev)) {
> >  			mfc_debug(2, "Use min scratch buffer size\n");
> > -			} else if (IS_MFCV8_PLUS(dev))
> > +			ctx->me_buffer_size =
> > +				ALIGN(ENC_V100_VP8_ME_SIZE(mb_width, mb_height),
> > +						16);
> > +		} else if (IS_MFCV8_PLUS(dev))
> >  			ctx->scratch_buf_size =
> >  				S5P_FIMV_SCRATCH_BUF_SIZE_VP8_ENC_V8(
> >  					mb_width,
> > @@ -395,13 +431,15 @@ static void s5p_mfc_dec_calc_dpb_size_v6(struct s5p_mfc_ctx *ctx)
> >  
> >  	if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC ||
> >  			ctx->codec_mode == S5P_MFC_CODEC_H264_MVC_DEC) {
> > -		if (IS_MFCV10(dev))
> > +		if (IS_MFCV10(dev)) {
> >  			ctx->mv_size = S5P_MFC_DEC_MV_SIZE_V10(ctx->img_width,
> >  					ctx->img_height);
> > -		else
> > +			ctx->mv_size = ALIGN(ctx->mv_size, 32);
> > +		} else {
> >  			ctx->mv_size = S5P_MFC_DEC_MV_SIZE_V6(ctx->img_width,
> >  					ctx->img_height);
> > -		ctx->mv_size = ALIGN(ctx->mv_size, 16);
> > +			ctx->mv_size = ALIGN(ctx->mv_size, 16);
> 
> Already aligned

I will remove the alignment.
Thank you for the review.

Regards,
Smitha T Murthy 
> 
> > +		}
> >  	} else {
> >  		ctx->mv_size = 0;
> >  	}
> > @@ -598,15 +636,34 @@ static int s5p_mfc_set_enc_ref_buffer_v6(struct s5p_mfc_ctx *ctx)
> >  
> >  	mfc_debug(2, "Buf1: %p (%d)\n", (void *)buf_addr1, buf_size1);
> >  
> > -	for (i = 0; i < ctx->pb_count; i++) {
> > -		writel(buf_addr1, mfc_regs->e_luma_dpb + (4 * i));
> > -		buf_addr1 += ctx->luma_dpb_size;
> > -		writel(buf_addr1, mfc_regs->e_chroma_dpb + (4 * i));
> > -		buf_addr1 += ctx->chroma_dpb_size;
> > -		writel(buf_addr1, mfc_regs->e_me_buffer + (4 * i));
> > -		buf_addr1 += ctx->me_buffer_size;
> > -		buf_size1 -= (ctx->luma_dpb_size + ctx->chroma_dpb_size +
> > -			ctx->me_buffer_size);
> > +	if (IS_MFCV10(dev)) {
> > +		/* start address of per buffer is aligned */
> > +		for (i = 0; i < ctx->pb_count; i++) {
> > +			writel(buf_addr1, mfc_regs->e_luma_dpb + (4 * i));
> > +			buf_addr1 += ctx->luma_dpb_size;
> > +			buf_size1 -= ctx->luma_dpb_size;
> > +		}
> > +		for (i = 0; i < ctx->pb_count; i++) {
> > +			writel(buf_addr1, mfc_regs->e_chroma_dpb + (4 * i));
> > +			buf_addr1 += ctx->chroma_dpb_size;
> > +			buf_size1 -= ctx->chroma_dpb_size;
> > +		}
> > +		for (i = 0; i < ctx->pb_count; i++) {
> > +			writel(buf_addr1, mfc_regs->e_me_buffer + (4 * i));
> > +			buf_addr1 += ctx->me_buffer_size;
> > +			buf_size1 -= ctx->me_buffer_size;
> > +		}
> > +	} else {
> > +		for (i = 0; i < ctx->pb_count; i++) {
> > +			writel(buf_addr1, mfc_regs->e_luma_dpb + (4 * i));
> > +			buf_addr1 += ctx->luma_dpb_size;
> > +			writel(buf_addr1, mfc_regs->e_chroma_dpb + (4 * i));
> > +			buf_addr1 += ctx->chroma_dpb_size;
> > +			writel(buf_addr1, mfc_regs->e_me_buffer + (4 * i));
> > +			buf_addr1 += ctx->me_buffer_size;
> > +			buf_size1 -= (ctx->luma_dpb_size + ctx->chroma_dpb_size
> > +					+ ctx->me_buffer_size);
> > +		}
> >  	}
> >  
> >  	writel(buf_addr1, mfc_regs->e_scratch_buffer_addr);
> > diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.h b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.h
> > index 021b8db..975bbc5 100644
> > --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.h
> > +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.h
> > @@ -26,6 +26,8 @@
> >  					(((MB_HEIGHT(y)+1)/2)*2) * 64 + 128)
> >  #define S5P_MFC_DEC_MV_SIZE_V10(x, y)	(MB_WIDTH(x) * \
> >  					(((MB_HEIGHT(y)+1)/2)*2) * 64 + 512)
> > +#define enc_lcu_width(x_size)		DIV_ROUND_UP(x_size, 32)
> > +#define enc_lcu_height(y_size)		DIV_ROUND_UP(y_size, 32)
> >  
> >  /* Definition */
> >  #define ENC_MULTI_SLICE_MB_MAX		((1 << 30) - 1)
> 
> 
> 

  reply	other threads:[~2017-03-14 11:38 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20170303090429epcas5p3c057f653b6a6b6299ad2392490925fd9@epcas5p3.samsung.com>
2017-03-03  9:07 ` [Patch v2 00/11] Add MFC v10.10 support Smitha T Murthy
     [not found]   ` <CGME20170303090433epcas5p35aed4fe00755163bd5dcf4fb56ccb9d0@epcas5p3.samsung.com>
2017-03-03  9:07     ` [Patch v2 01/11] s5p-mfc: Rename IS_MFCV8 macro Smitha T Murthy
     [not found]   ` <CGME20170303090436epcas1p2097d589d9c5e6f7ee634ab9917cc987e@epcas1p2.samsung.com>
2017-03-03  9:07     ` [Patch v2 02/11] s5p-mfc: Adding initial support for MFC v10.10 Smitha T Murthy
2017-03-06 13:58       ` Andrzej Hajda
2017-03-14 11:37         ` Smitha T Murthy
2017-03-15 19:52       ` Rob Herring
2017-03-20  5:27         ` Smitha T Murthy
     [not found]   ` <CGME20170303090440epcas5p33f1bea986f2f9c961c93af94df7ec565@epcas5p3.samsung.com>
2017-03-03  9:07     ` [Patch v2 03/11] s5p-mfc: Use min scratch buffer size as provided by F/W Smitha T Murthy
2017-03-06 14:18       ` Andrzej Hajda
2017-03-14 11:37         ` Smitha T Murthy
     [not found]   ` <CGME20170303090444epcas5p338f4cd2b1746da117f69907ca09e0ea9@epcas5p3.samsung.com>
2017-03-03  9:07     ` [Patch v2 04/11] s5p-mfc: Support MFCv10.10 buffer requirements Smitha T Murthy
2017-03-06 14:48       ` Andrzej Hajda
2017-03-14 11:38         ` Smitha T Murthy [this message]
     [not found]   ` <CGME20170303090449epcas5p3adcab3282b760d01ccb775bbd95c57f5@epcas5p3.samsung.com>
2017-03-03  9:07     ` [Patch v2 05/11] videodev2.h: Add v4l2 definition for HEVC Smitha T Murthy
2017-03-06 14:52       ` Andrzej Hajda
2017-03-14 11:38         ` Smitha T Murthy
     [not found]   ` <CGME20170303090454epcas5p3b7faeac000db97fcf4cb06e361bf32e7@epcas5p3.samsung.com>
2017-03-03  9:07     ` [Patch v2 06/11] s5p-mfc: Add support for HEVC decoder Smitha T Murthy
     [not found]   ` <CGME20170303090459epcas5p4498e5a633739ef3829ba1fccd79f6821@epcas5p4.samsung.com>
2017-03-03  9:07     ` [Patch v2 07/11] Documentation: v4l: Documentation for HEVC v4l2 definition Smitha T Murthy
2017-03-07  8:39       ` Andrzej Hajda
2017-03-14 11:38         ` Smitha T Murthy
     [not found]   ` <CGME20170303090504epcas5p4f218e2ff6dbdc13728e140ec474d4d3d@epcas5p4.samsung.com>
2017-03-03  9:07     ` [Patch v2 08/11] s5p-mfc: Add VP9 decoder support Smitha T Murthy
     [not found]   ` <CGME20170303090508epcas1p2ff5f5849d680c3558c564e77444fce53@epcas1p2.samsung.com>
2017-03-03  9:07     ` [Patch v2 09/11] v4l2: Add v4l2 control IDs for HEVC encoder Smitha T Murthy
2017-03-07  8:48       ` Andrzej Hajda
2017-03-14 11:39         ` Smitha T Murthy
     [not found]   ` <CGME20170303090513epcas1p261f4564fd9e093d8f8b03269a154a933@epcas1p2.samsung.com>
2017-03-03  9:07     ` [Patch v2 10/11] s5p-mfc: Add support " Smitha T Murthy
2017-03-07 11:33       ` Andrzej Hajda
2017-03-14 11:41         ` Smitha T Murthy
2017-03-27 12:09           ` Andrzej Hajda
2017-03-28  4:45             ` Smitha T Murthy
2017-03-31  9:00               ` Smitha T Murthy
     [not found]   ` <CGME20170303090518epcas5p4d50e0bbaae69e93dc931c29ffaaa658b@epcas5p4.samsung.com>
2017-03-03  9:07     ` [Patch v2 11/11] Documention: v4l: Documentation for HEVC CIDs Smitha T Murthy
2017-03-07 12:08       ` Andrzej Hajda
2017-03-14 11:41         ` Smitha T Murthy

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