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media: media/v4l2-mem2mem.h: rename 'videobuf' to 'vb2' 

It is confusing to refer to vb2 structures with 'videobuf', since
that typically is used to refer to the old videobuf version 1
framework.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hans Verkuil 2022-08-10 15:01:24 +02:00 committed by Mauro Carvalho Chehab
parent 3e947c36af
commit a13f509b19
2 changed files with 9 additions and 9 deletions
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6
drivers/media/v4l2-core/v4l2-mem2mem.c
View File

@ -1,8 +1,8 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Memory-to-memory device framework for Video for Linux 2 and videobuf.
* Memory-to-memory device framework for Video for Linux 2 and vb2.
*
* Helper functions for devices that use videobuf buffers for both their
* Helper functions for devices that use vb2 buffers for both their
* source and destination.
*
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
@ -21,7 +21,7 @@
#include <media/v4l2-fh.h>
#include <media/v4l2-event.h>
MODULE_DESCRIPTION("Mem to mem device framework for videobuf");
MODULE_DESCRIPTION("Mem to mem device framework for vb2");
MODULE_AUTHOR("Pawel Osciak, <pawel@osciak.com>");
MODULE_LICENSE("GPL");

12
include/media/v4l2-mem2mem.h
View File

@ -486,10 +486,10 @@ __poll_t v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
* @vma: pointer to struct &vm_area_struct
*
* Call from driver's mmap() function. Will handle mmap() for both queues
* seamlessly for videobuffer, which will receive normal per-queue offsets and
* proper videobuf queue pointers. The differentiation is made outside videobuf
* by adding a predefined offset to buffers from one of the queues and
* subtracting it before passing it back to videobuf. Only drivers (and
* seamlessly for the video buffer, which will receive normal per-queue offsets
* and proper vb2 queue pointers. The differentiation is made outside
* vb2 by adding a predefined offset to buffers from one of the queues
* and subtracting it before passing it back to vb2. Only drivers (and
* thus applications) receive modified offsets.
*/
int v4l2_m2m_mmap(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
@ -544,7 +544,7 @@ void v4l2_m2m_release(struct v4l2_m2m_dev *m2m_dev);
* @m2m_dev: opaque pointer to the internal data to handle M2M context
* @drv_priv: driver's instance private data
* @queue_init: a callback for queue type-specific initialization function
* to be used for initializing videobuf_queues
* to be used for initializing vb2_queues
*
* Usually called from driver's ``open()`` function.
*/
@ -579,7 +579,7 @@ void v4l2_m2m_ctx_release(struct v4l2_m2m_ctx *m2m_ctx);
* @m2m_ctx: m2m context assigned to the instance given by struct &v4l2_m2m_ctx
* @vbuf: pointer to struct &vb2_v4l2_buffer
*
* Call from videobuf_queue_ops->ops->buf_queue, videobuf_queue_ops callback.
* Call from vb2_queue_ops->ops->buf_queue, vb2_queue_ops callback.
*/
void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx,
struct vb2_v4l2_buffer *vbuf);