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| author | Tiffany Lin <tiffany.lin@mediatek.com> | 2016-12-02 05:38:34 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-02-03 12:49:24 +0300 |
| commit | 4865fffa834884ffc49a551bb3c7ac8a76e8585d (patch) | |
| tree | ca8a6b1351a2173816eb87de722917fd0c773c4d /drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c | |
| parent | 974eadf1fc4f9bd0e9da686e7ba6c3e4e708fc45 (diff) | |
| download | linux-4865fffa834884ffc49a551bb3c7ac8a76e8585d.tar.xz | |
[media] mtk-vcodec: use V4L2_DEC_CMD_STOP to implement flush
Also remove the code using size-0 OUTPUT buffer to flush.
Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Wu-Cheng Li <wuchengli@chromium.org>
Reviewed-by: Kuang-che Wu <kcwu@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c')
| -rw-r--r-- | drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index d48287c727f4..4334b7394861 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -105,13 +105,21 @@ static int fops_vcodec_open(struct file *file) { struct mtk_vcodec_dev *dev = video_drvdata(file); struct mtk_vcodec_ctx *ctx = NULL; + struct mtk_video_dec_buf *mtk_buf = NULL; int ret = 0; + struct vb2_queue *src_vq; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; + mtk_buf = kzalloc(sizeof(*mtk_buf), GFP_KERNEL); + if (!mtk_buf) { + kfree(ctx); + return -ENOMEM; + } mutex_lock(&dev->dev_mutex); + ctx->empty_flush_buf = mtk_buf; ctx->id = dev->id_counter++; v4l2_fh_init(&ctx->fh, video_devdata(file)); file->private_data = &ctx->fh; @@ -135,6 +143,10 @@ static int fops_vcodec_open(struct file *file) ret); goto err_m2m_ctx_init; } + src_vq = v4l2_m2m_get_vq(ctx->m2m_ctx, + V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); + ctx->empty_flush_buf->vb.vb2_buf.vb2_queue = src_vq; + ctx->empty_flush_buf->lastframe = true; mtk_vcodec_dec_set_default_params(ctx); if (v4l2_fh_is_singular(&ctx->fh)) { @@ -173,6 +185,7 @@ err_m2m_ctx_init: err_ctrls_setup: v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); + kfree(ctx->empty_flush_buf); kfree(ctx); mutex_unlock(&dev->dev_mutex); @@ -203,6 +216,7 @@ static int fops_vcodec_release(struct file *file) v4l2_ctrl_handler_free(&ctx->ctrl_hdl); list_del_init(&ctx->list); + kfree(ctx->empty_flush_buf); kfree(ctx); mutex_unlock(&dev->dev_mutex); return 0; |