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* [PATCH v2] media: mtk-vcodec: Align width and height to 64 bytes
@ 2021-11-03  3:37 ` Yunfei Dong
  0 siblings, 0 replies; 10+ messages in thread
From: Yunfei Dong @ 2021-11-03  3:37 UTC (permalink / raw)
  To: Steve Cho, Yunfei Dong, Alexandre Courbot, Hans Verkuil,
	Tzung-Bi Shih, Tiffany Lin, Andrew-CT Chen,
	Mauro Carvalho Chehab, Rob Herring, Matthias Brugger,
	Tomasz Figa
  Cc: Irui Wang, Benjamin Gaignard, srv_heupstream, devicetree,
	linux-kernel, dri-devel, Project_Global_Chrome_Upstream_Group,
	linux-mediatek, Hsin-Yi Wang, Fritz Koenig, Dafna Hirschfeld,
	linux-arm-kernel, linux-media

Width and height need to 64 bytes aligned when setting the format.
Need to make sure all is 64 bytes align when use width and height to
calculate buffer size.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Change-Id: I39886b1a6b433c92565ddbf297eb193456eec1d2
---
 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h        | 1 +
 drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h
index e30806c1faea..66cd6d2242c3 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h
@@ -11,6 +11,7 @@
 #include <media/videobuf2-core.h>
 #include <media/v4l2-mem2mem.h>
 
+#define VCODEC_DEC_ALIGNED_64 64
 #define VCODEC_CAPABILITY_4K_DISABLED	0x10
 #define VCODEC_DEC_4K_CODED_WIDTH	4096U
 #define VCODEC_DEC_4K_CODED_HEIGHT	2304U
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c
index d402fc4bda69..e1a3011772a9 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c
@@ -562,8 +562,8 @@ static void get_pic_info(struct vdec_h264_slice_inst *inst,
 {
 	struct mtk_vcodec_ctx *ctx = inst->ctx;
 
-	ctx->picinfo.buf_w = (ctx->picinfo.pic_w + 15) & 0xFFFFFFF0;
-	ctx->picinfo.buf_h = (ctx->picinfo.pic_h + 31) & 0xFFFFFFE0;
+	ctx->picinfo.buf_w = ALIGN(ctx->picinfo.pic_w, VCODEC_DEC_ALIGNED_64);
+	ctx->picinfo.buf_h = ALIGN(ctx->picinfo.pic_h, VCODEC_DEC_ALIGNED_64);
 	ctx->picinfo.fb_sz[0] = ctx->picinfo.buf_w * ctx->picinfo.buf_h;
 	ctx->picinfo.fb_sz[1] = ctx->picinfo.fb_sz[0] >> 1;
 	inst->vsi_ctx.dec.cap_num_planes =
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2021-11-03 18:18 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-11-03  3:37 [PATCH v2] media: mtk-vcodec: Align width and height to 64 bytes Yunfei Dong
2021-11-03  3:37 ` Yunfei Dong
2021-11-03  3:37 ` Yunfei Dong
2021-11-03  3:37 ` Yunfei Dong
2021-11-03  8:51 ` Benjamin Gaignard
2021-11-03 15:23 ` Nicolas Dufresne
2021-11-03 15:23   ` Nicolas Dufresne
2021-11-03 15:23   ` Nicolas Dufresne
2021-11-03 15:23   ` Nicolas Dufresne
2021-11-03 18:17   ` Steve Cho

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