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media: intel-ipu3: cio2: fix for wrong vb2buf state warnings 

cio2 driver should release buffer with QUEUED state
when start_stream op failed, wrong buffer state will
cause vb2 core throw a warning.

Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Signed-off-by: Cao Bing Bu <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Yong Zhi 2018-01-03 21:57:17 -05:00 committed by Mauro Carvalho Chehab
parent c7cbef1fdb
commit dcd80955a0
1 changed files with 5 additions and 4 deletions
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9
drivers/media/pci/intel/ipu3/ipu3-cio2.c
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@ -785,7 +785,8 @@ static irqreturn_t cio2_irq(int irq, void *cio2_ptr)
/**************** Videobuf2 interface ****************/
static void cio2_vb2_return_all_buffers(struct cio2_queue *q)
static void cio2_vb2_return_all_buffers(struct cio2_queue *q,
enum vb2_buffer_state state)
{
unsigned int i;
@ -793,7 +794,7 @@ static void cio2_vb2_return_all_buffers(struct cio2_queue *q)
if (q->bufs[i]) {
atomic_dec(&q->bufs_queued);
vb2_buffer_done(&q->bufs[i]->vbb.vb2_buf,
VB2_BUF_STATE_ERROR);
state);
}
}
}
@ -1019,7 +1020,7 @@ fail_hw:
media_pipeline_stop(&q->vdev.entity);
fail_pipeline:
dev_dbg(&cio2->pci_dev->dev, "failed to start streaming (%d)\n", r);
cio2_vb2_return_all_buffers(q);
cio2_vb2_return_all_buffers(q, VB2_BUF_STATE_QUEUED);
pm_runtime_put(&cio2->pci_dev->dev);
return r;
@ -1035,7 +1036,7 @@ static void cio2_vb2_stop_streaming(struct vb2_queue *vq)
"failed to stop sensor streaming\n");
cio2_hw_exit(cio2, q);
cio2_vb2_return_all_buffers(q);
cio2_vb2_return_all_buffers(q, VB2_BUF_STATE_ERROR);
media_pipeline_stop(&q->vdev.entity);
pm_runtime_put(&cio2->pci_dev->dev);
cio2->streaming = false;