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[media] media: videobuf2: Move vb2_fileio_data and vb2_thread to core part
Move things related with vb2 file I/O and vb2_thread without doing any functional changes. After that, videobuf2-internal.h is removed because it is not necessary any more. Signed-off-by: Junghak Sung <jh1009.sung@samsung.com> Signed-off-by: Geunyoung Kim <nenggun.kim@samsung.com> Acked-by: Seung-Woo Kim <sw0312.kim@samsung.com> Acked-by: Inki Dae <inki.dae@samsung.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Hans Verkuil <hansverk@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Junghak Sung
committed by
Mauro Carvalho Chehab
Mauro Carvalho Chehab
parent
70433a152f
commit
af3bac1a7c
File diff suppressed because it is too large
Load Diff
@@ -1,161 +0,0 @@
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#ifndef _MEDIA_VIDEOBUF2_INTERNAL_H
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#define _MEDIA_VIDEOBUF2_INTERNAL_H
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#include <linux/err.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <media/videobuf2-core.h>
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extern int vb2_debug;
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#define dprintk(level, fmt, arg...) \
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do { \
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if (vb2_debug >= level) \
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pr_info("vb2: %s: " fmt, __func__, ## arg); \
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} while (0)
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#ifdef CONFIG_VIDEO_ADV_DEBUG
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/*
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* If advanced debugging is on, then count how often each op is called
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* successfully, which can either be per-buffer or per-queue.
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*
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* This makes it easy to check that the 'init' and 'cleanup'
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* (and variations thereof) stay balanced.
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*/
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#define log_memop(vb, op) \
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dprintk(2, "call_memop(%p, %d, %s)%s\n", \
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(vb)->vb2_queue, (vb)->index, #op, \
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(vb)->vb2_queue->mem_ops->op ? "" : " (nop)")
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#define call_memop(vb, op, args...) \
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({ \
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struct vb2_queue *_q = (vb)->vb2_queue; \
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int err; \
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\
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log_memop(vb, op); \
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err = _q->mem_ops->op ? _q->mem_ops->op(args) : 0; \
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if (!err) \
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(vb)->cnt_mem_ ## op++; \
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err; \
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})
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#define call_ptr_memop(vb, op, args...) \
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({ \
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struct vb2_queue *_q = (vb)->vb2_queue; \
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void *ptr; \
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\
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log_memop(vb, op); \
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ptr = _q->mem_ops->op ? _q->mem_ops->op(args) : NULL; \
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if (!IS_ERR_OR_NULL(ptr)) \
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(vb)->cnt_mem_ ## op++; \
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ptr; \
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})
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#define call_void_memop(vb, op, args...) \
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({ \
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struct vb2_queue *_q = (vb)->vb2_queue; \
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\
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log_memop(vb, op); \
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if (_q->mem_ops->op) \
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_q->mem_ops->op(args); \
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(vb)->cnt_mem_ ## op++; \
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})
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#define log_qop(q, op) \
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dprintk(2, "call_qop(%p, %s)%s\n", q, #op, \
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(q)->ops->op ? "" : " (nop)")
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#define call_qop(q, op, args...) \
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({ \
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int err; \
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\
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log_qop(q, op); \
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err = (q)->ops->op ? (q)->ops->op(args) : 0; \
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if (!err) \
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(q)->cnt_ ## op++; \
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err; \
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})
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#define call_void_qop(q, op, args...) \
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({ \
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log_qop(q, op); \
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if ((q)->ops->op) \
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(q)->ops->op(args); \
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(q)->cnt_ ## op++; \
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})
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#define log_vb_qop(vb, op, args...) \
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dprintk(2, "call_vb_qop(%p, %d, %s)%s\n", \
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(vb)->vb2_queue, (vb)->index, #op, \
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(vb)->vb2_queue->ops->op ? "" : " (nop)")
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#define call_vb_qop(vb, op, args...) \
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({ \
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int err; \
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\
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log_vb_qop(vb, op); \
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err = (vb)->vb2_queue->ops->op ? \
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(vb)->vb2_queue->ops->op(args) : 0; \
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if (!err) \
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(vb)->cnt_ ## op++; \
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err; \
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})
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#define call_void_vb_qop(vb, op, args...) \
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({ \
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log_vb_qop(vb, op); \
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if ((vb)->vb2_queue->ops->op) \
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(vb)->vb2_queue->ops->op(args); \
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(vb)->cnt_ ## op++; \
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})
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#else
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#define call_memop(vb, op, args...) \
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((vb)->vb2_queue->mem_ops->op ? \
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(vb)->vb2_queue->mem_ops->op(args) : 0)
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#define call_ptr_memop(vb, op, args...) \
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((vb)->vb2_queue->mem_ops->op ? \
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(vb)->vb2_queue->mem_ops->op(args) : NULL)
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#define call_void_memop(vb, op, args...) \
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do { \
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if ((vb)->vb2_queue->mem_ops->op) \
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(vb)->vb2_queue->mem_ops->op(args); \
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} while (0)
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#define call_qop(q, op, args...) \
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((q)->ops->op ? (q)->ops->op(args) : 0)
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#define call_void_qop(q, op, args...) \
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do { \
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if ((q)->ops->op) \
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(q)->ops->op(args); \
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} while (0)
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#define call_vb_qop(vb, op, args...) \
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((vb)->vb2_queue->ops->op ? (vb)->vb2_queue->ops->op(args) : 0)
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#define call_void_vb_qop(vb, op, args...) \
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do { \
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if ((vb)->vb2_queue->ops->op) \
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(vb)->vb2_queue->ops->op(args); \
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} while (0)
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#endif
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#define call_bufop(q, op, args...) \
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({ \
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int ret = 0; \
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if (q && q->buf_ops && q->buf_ops->op) \
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ret = q->buf_ops->op(args); \
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ret; \
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})
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bool vb2_buffer_in_use(struct vb2_queue *q, struct vb2_buffer *vb);
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int vb2_verify_memory_type(struct vb2_queue *q,
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enum vb2_memory memory, unsigned int type);
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#endif /* _MEDIA_VIDEOBUF2_INTERNAL_H */
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File diff suppressed because it is too large
Load Diff
@@ -541,6 +541,42 @@ unsigned long vb2_get_unmapped_area(struct vb2_queue *q,
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unsigned long pgoff,
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unsigned long flags);
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#endif
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unsigned int vb2_core_poll(struct vb2_queue *q, struct file *file,
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poll_table *wait);
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size_t vb2_read(struct vb2_queue *q, char __user *data, size_t count,
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loff_t *ppos, int nonblock);
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size_t vb2_write(struct vb2_queue *q, const char __user *data, size_t count,
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loff_t *ppos, int nonblock);
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/*
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* vb2_thread_fnc - callback function for use with vb2_thread
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*
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* This is called whenever a buffer is dequeued in the thread.
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*/
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typedef int (*vb2_thread_fnc)(struct vb2_buffer *vb, void *priv);
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/**
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* vb2_thread_start() - start a thread for the given queue.
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* @q: videobuf queue
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* @fnc: callback function
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* @priv: priv pointer passed to the callback function
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* @thread_name:the name of the thread. This will be prefixed with "vb2-".
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*
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* This starts a thread that will queue and dequeue until an error occurs
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* or @vb2_thread_stop is called.
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*
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* This function should not be used for anything else but the videobuf2-dvb
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* support. If you think you have another good use-case for this, then please
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* contact the linux-media mailinglist first.
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*/
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int vb2_thread_start(struct vb2_queue *q, vb2_thread_fnc fnc, void *priv,
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const char *thread_name);
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/**
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* vb2_thread_stop() - stop the thread for the given queue.
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* @q: videobuf queue
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*/
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int vb2_thread_stop(struct vb2_queue *q);
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/**
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* vb2_is_streaming() - return streaming status of the queue
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@@ -645,4 +681,11 @@ static inline void vb2_clear_last_buffer_dequeued(struct vb2_queue *q)
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q->last_buffer_dequeued = false;
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}
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/*
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* The following functions are not part of the vb2 core API, but are useful
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* functions for videobuf2-*.
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*/
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bool vb2_buffer_in_use(struct vb2_queue *q, struct vb2_buffer *vb);
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int vb2_verify_memory_type(struct vb2_queue *q,
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enum vb2_memory memory, unsigned int type);
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#endif /* _MEDIA_VIDEOBUF2_CORE_H */
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@@ -63,42 +63,8 @@ int vb2_streamoff(struct vb2_queue *q, enum v4l2_buf_type type);
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int __must_check vb2_queue_init(struct vb2_queue *q);
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void vb2_queue_release(struct vb2_queue *q);
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unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait);
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size_t vb2_read(struct vb2_queue *q, char __user *data, size_t count,
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loff_t *ppos, int nonblock);
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size_t vb2_write(struct vb2_queue *q, const char __user *data, size_t count,
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loff_t *ppos, int nonblock);
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/*
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* vb2_thread_fnc - callback function for use with vb2_thread
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*
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* This is called whenever a buffer is dequeued in the thread.
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*/
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typedef int (*vb2_thread_fnc)(struct vb2_buffer *vb, void *priv);
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/**
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* vb2_thread_start() - start a thread for the given queue.
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* @q: videobuf queue
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* @fnc: callback function
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* @priv: priv pointer passed to the callback function
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* @thread_name:the name of the thread. This will be prefixed with "vb2-".
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*
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* This starts a thread that will queue and dequeue until an error occurs
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* or @vb2_thread_stop is called.
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*
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* This function should not be used for anything else but the videobuf2-dvb
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* support. If you think you have another good use-case for this, then please
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* contact the linux-media mailinglist first.
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*/
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int vb2_thread_start(struct vb2_queue *q, vb2_thread_fnc fnc, void *priv,
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const char *thread_name);
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/**
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* vb2_thread_stop() - stop the thread for the given queue.
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* @q: videobuf queue
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*/
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int vb2_thread_stop(struct vb2_queue *q);
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unsigned int vb2_poll(struct vb2_queue *q, struct file *file,
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poll_table *wait);
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/*
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* The following functions are not part of the vb2 core API, but are simple
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