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Commit 2b84e2a0 authored by Philipp Zabel's avatar Philipp Zabel Committed by Mauro Carvalho Chehab
Browse files

media: coda: jpeg: explicitly disable thumbnails in SEQ_INIT 



Explicitly clear DEC_SEQ_JPG_THUMB_EN during sequence initialization.
Not clearing the register does not cause problems, since the only other
codec (MPEG-4 decode) that writes to this register happens to always
write 0 as well.

Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 86b30a67

drivers/media/platform/coda/coda-bit.c

+2 −0
Original line number Diff line number Diff line
@@ -1679,6 +1679,8 @@ static int __coda_start_decoding(struct coda_ctx *ctx) 
			coda_write(dev, 512, CODA_CMD_DEC_SEQ_SPP_CHUNK_SIZE);

		}

	}

	if (src_fourcc == V4L2_PIX_FMT_JPEG)

		coda_write(dev, 0, CODA_CMD_DEC_SEQ_JPG_THUMB_EN);

	if (dev->devtype->product != CODA_960)

		coda_write(dev, 0, CODA_CMD_DEC_SEQ_SRC_SIZE);

drivers/media/platform/coda/coda_regs.h

+1 −0
Original line number Diff line number Diff line
@@ -157,6 +157,7 @@ 
#define CODA_CMD_DEC_SEQ_START_BYTE		0x190

#define CODA_CMD_DEC_SEQ_PS_BB_START		0x194

#define CODA_CMD_DEC_SEQ_PS_BB_SIZE		0x198

#define CODA_CMD_DEC_SEQ_JPG_THUMB_EN		0x19c

#define CODA_CMD_DEC_SEQ_MP4_ASP_CLASS		0x19c

#define		CODA_MP4_CLASS_MPEG4			0

#define CODA_CMD_DEC_SEQ_X264_MV_EN		0x19c