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authorKiran AVND <avnd.kiran@samsung.com>2014-10-21 08:07:04 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2014-10-28 15:50:35 -0200
commit16258649bf8d7d4379050a51f3cee414e0f8aa8f (patch)
tree907955606cb8a9a2b892fbf328bb433abe3eb0c7 /drivers/media/platform/s5p-mfc
parentb16e64482dd2346f7fc68ec4150bb1ddf1f988e6 (diff)
downloadblackbird-obmc-linux-16258649bf8d7d4379050a51f3cee414e0f8aa8f.tar.gz
blackbird-obmc-linux-16258649bf8d7d4379050a51f3cee414e0f8aa8f.zip
[media] s5p-mfc: flush dpbs when resolution changes
While resolution change is detected by MFC, we flush out older dpbs, send the resolution change event to application, and then accept further queuing of new src buffers. Sometimes, we error out during dpb flush because of lack of src buffers. Since we have not started decoding new resolution yet, it is simpler to push zero-size buffer until we flush out all dpbs. This is already been done while handling EOS command, and this patch extends the same logic to resolution change as well. Signed-off-by: Kiran AVND <avnd.kiran@samsung.com> Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform/s5p-mfc')
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
index 8798b14bacce..7b1cf736843c 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
@@ -1532,27 +1532,11 @@ static inline int s5p_mfc_get_new_ctx(struct s5p_mfc_dev *dev)
static inline void s5p_mfc_run_dec_last_frames(struct s5p_mfc_ctx *ctx)
{
struct s5p_mfc_dev *dev = ctx->dev;
- struct s5p_mfc_buf *temp_vb;
- unsigned long flags;
-
- spin_lock_irqsave(&dev->irqlock, flags);
-
- /* Frames are being decoded */
- if (list_empty(&ctx->src_queue)) {
- mfc_debug(2, "No src buffers.\n");
- spin_unlock_irqrestore(&dev->irqlock, flags);
- return;
- }
- /* Get the next source buffer */
- temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
- temp_vb->flags |= MFC_BUF_FLAG_USED;
- s5p_mfc_set_dec_stream_buffer_v6(ctx,
- vb2_dma_contig_plane_dma_addr(temp_vb->b, 0), 0, 0);
- spin_unlock_irqrestore(&dev->irqlock, flags);
+ s5p_mfc_set_dec_stream_buffer_v6(ctx, 0, 0, 0);
dev->curr_ctx = ctx->num;
s5p_mfc_clean_ctx_int_flags(ctx);
- s5p_mfc_decode_one_frame_v6(ctx, 1);
+ s5p_mfc_decode_one_frame_v6(ctx, MFC_DEC_LAST_FRAME);
}
static inline int s5p_mfc_run_dec_frame(struct s5p_mfc_ctx *ctx)
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