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: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> --- drivers/media/platform/coda/coda-bit.c | 2 ++ drivers/media/platform/coda/coda_regs.h | 1 + 2 files changed, 3 insertions(+) diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index b4ff89200869..5d575da3efad 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -1695,6 +1695,8 @@ 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); diff --git a/drivers/media/platform/coda/coda_regs.h b/drivers/media/platform/coda/coda_regs.h index 3b650b8aabe9..5e7b00a97671 100644 --- a/drivers/media/platform/coda/coda_regs.h +++ b/drivers/media/platform/coda/coda_regs.h @@ -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 -- 2.17.1
