diff mbox

[4/6,media] coda: disable rotator if not needed

Message ID 1411995227-3623-5-git-send-email-p.zabel@pengutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Philipp Zabel Sept. 29, 2014, 12:53 p.m. UTC 
This will still do a 1:1 copy into the internal buffers, but stop
producing visual artifacts in chroma interleaved (NV12) mode.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
---
 drivers/media/platform/coda/coda-bit.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index f01393c..747b544 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -1037,6 +1037,7 @@  static int coda_prepare_encode(struct coda_ctx *ctx)
 	int force_ipicture;
 	int quant_param = 0;
 	u32 pic_stream_buffer_addr, pic_stream_buffer_size;
+	u32 rot_mode = 0;
 	u32 dst_fourcc;
 	u32 reg;
 
@@ -1124,8 +1125,9 @@  static int coda_prepare_encode(struct coda_ctx *ctx)
 	}
 
 	/* submit */
-	coda_write(dev, CODA_ROT_MIR_ENABLE | ctx->params.rot_mode,
-		   CODA_CMD_ENC_PIC_ROT_MODE);
+	if (ctx->params.rot_mode)
+		rot_mode = CODA_ROT_MIR_ENABLE | ctx->params.rot_mode;
+	coda_write(dev, rot_mode, CODA_CMD_ENC_PIC_ROT_MODE);
 	coda_write(dev, quant_param, CODA_CMD_ENC_PIC_QS);