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authorPhilipp Zabel <p.zabel@pengutronix.de>2014-07-23 17:28:42 +0200
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-08-21 22:25:22 +0200
commit347bb7f019db8ff52a9285abc6d776c6a776e0e9 (patch)
tree9338356f723dd0c5d8ce896b802ecd00f67f4be6
parent[media] coda: move BIT processor command execution out of pic_run_work (diff)
downloadlinux-347bb7f019db8ff52a9285abc6d776c6a776e0e9.tar.xz
linux-347bb7f019db8ff52a9285abc6d776c6a776e0e9.zip
[media] coda: add coda_bit_stream_set_flag helper
This adds a helper function to consolidate three occurences where the bitstream parameter stream end flag is set during operation. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
-rw-r--r--drivers/media/platform/coda/coda-common.c52
1 files changed, 19 insertions, 33 deletions
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index 3e6bcca45be6..3e232441549b 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -187,6 +187,20 @@ static int coda_hw_reset(struct coda_ctx *ctx)
return ret;
}
+static void coda_bit_stream_end_flag(struct coda_ctx *ctx)
+{
+ struct coda_dev *dev = ctx->dev;
+
+ ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG;
+
+ if ((dev->devtype->product == CODA_960) &&
+ coda_isbusy(dev) &&
+ (ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX))) {
+ /* If this context is currently running, update the hardware flag */
+ coda_write(dev, ctx->bit_stream_param, CODA_REG_BIT_BIT_STREAM_PARAM);
+ }
+}
+
static struct coda_q_data *get_q_data(struct coda_ctx *ctx,
enum v4l2_buf_type type)
{
@@ -730,7 +744,6 @@ static int coda_decoder_cmd(struct file *file, void *fh,
struct v4l2_decoder_cmd *dc)
{
struct coda_ctx *ctx = fh_to_ctx(fh);
- struct coda_dev *dev = ctx->dev;
int ret;
ret = coda_try_decoder_cmd(file, fh, dc);
@@ -741,15 +754,8 @@ static int coda_decoder_cmd(struct file *file, void *fh,
if (ctx->inst_type != CODA_INST_DECODER)
return 0;
- /* Set the strem-end flag on this context */
- ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG;
-
- if ((dev->devtype->product == CODA_960) &&
- coda_isbusy(dev) &&
- (ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX))) {
- /* If this context is currently running, update the hardware flag */
- coda_write(dev, ctx->bit_stream_param, CODA_REG_BIT_BIT_STREAM_PARAM);
- }
+ /* Set the stream-end flag on this context */
+ coda_bit_stream_end_flag(ctx);
ctx->hold = false;
v4l2_m2m_try_schedule(ctx->fh.m2m_ctx);
@@ -1472,7 +1478,6 @@ static int coda_buf_prepare(struct vb2_buffer *vb)
static void coda_buf_queue(struct vb2_buffer *vb)
{
struct coda_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
- struct coda_dev *dev = ctx->dev;
struct coda_q_data *q_data;
q_data = get_q_data(ctx, vb->vb2_queue->type);
@@ -1487,15 +1492,8 @@ static void coda_buf_queue(struct vb2_buffer *vb)
* For backwards compatibility, queuing an empty buffer marks
* the stream end
*/
- if (vb2_get_plane_payload(vb, 0) == 0) {
- ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG;
- if ((dev->devtype->product == CODA_960) &&
- coda_isbusy(dev) &&
- (ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX))) {
- /* if this decoder instance is running, set the stream end flag */
- coda_write(dev, ctx->bit_stream_param, CODA_REG_BIT_BIT_STREAM_PARAM);
- }
- }
+ if (vb2_get_plane_payload(vb, 0) == 0)
+ coda_bit_stream_end_flag(ctx);
mutex_lock(&ctx->bitstream_mutex);
v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb);
if (vb2_is_streaming(vb->vb2_queue))
@@ -2492,19 +2490,7 @@ static void coda_stop_streaming(struct vb2_queue *q)
"%s: output\n", __func__);
ctx->streamon_out = 0;
- if (ctx->inst_type == CODA_INST_DECODER &&
- coda_isbusy(dev) && ctx->idx == coda_read(dev, CODA_REG_BIT_RUN_INDEX)) {
- /* if this decoder instance is running, set the stream end flag */
- if (dev->devtype->product == CODA_960) {
- u32 val = coda_read(dev, CODA_REG_BIT_BIT_STREAM_PARAM);
-
- val |= CODA_BIT_STREAM_END_FLAG;
- coda_write(dev, val, CODA_REG_BIT_BIT_STREAM_PARAM);
- ctx->bit_stream_param = val;
- }
- }
- ctx->bit_stream_param |= CODA_BIT_STREAM_END_FLAG;
-
+ coda_bit_stream_end_flag(ctx);
ctx->isequence = 0;
} else {
v4l2_dbg(1, coda_debug, &dev->v4l2_dev,