[media] v4l2-mem2mem: add v4l2_m2m_create_bufs helper
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -371,6 +371,20 @@ int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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}
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EXPORT_SYMBOL_GPL(v4l2_m2m_dqbuf);
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/**
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* v4l2_m2m_create_bufs() - create a source or destination buffer, depending
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* on the type
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*/
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int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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struct v4l2_create_buffers *create)
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{
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struct vb2_queue *vq;
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vq = v4l2_m2m_get_vq(m2m_ctx, create->format.type);
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return vb2_create_bufs(vq, create);
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}
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EXPORT_SYMBOL_GPL(v4l2_m2m_create_bufs);
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/**
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* v4l2_m2m_expbuf() - export a source or destination buffer, depending on
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* the type
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@ -110,6 +110,8 @@ int v4l2_m2m_qbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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struct v4l2_buffer *buf);
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int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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struct v4l2_buffer *buf);
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int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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struct v4l2_create_buffers *create);
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int v4l2_m2m_expbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
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struct v4l2_exportbuffer *eb);
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