提交 33c38283 编写于 作者: P Pawel Osciak 提交者: Mauro Carvalho Chehab

V4L/DVB: videobuf: rename videobuf_alloc to videobuf_alloc_vb

These functions allocate videobuf_buffer structures only. Renaming in order
to prevent confusion with functions allocating actual video buffer memory.

Rename the functions in videobuf-core.h videobuf-dma-sg.c as well.
Signed-off-by: NPawel Osciak <p.osciak@samsung.com>
Signed-off-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 c6cfe055
......@@ -52,18 +52,18 @@ MODULE_LICENSE("GPL");
#define CALL(q, f, arg...) \
((q->int_ops->f) ? q->int_ops->f(arg) : 0)
struct videobuf_buffer *videobuf_alloc(struct videobuf_queue *q)
struct videobuf_buffer *videobuf_alloc_vb(struct videobuf_queue *q)
{
struct videobuf_buffer *vb;
BUG_ON(q->msize < sizeof(*vb));
if (!q->int_ops || !q->int_ops->alloc) {
if (!q->int_ops || !q->int_ops->alloc_vb) {
printk(KERN_ERR "No specific ops defined!\n");
BUG();
}
vb = q->int_ops->alloc(q->msize);
vb = q->int_ops->alloc_vb(q->msize);
if (NULL != vb) {
init_waitqueue_head(&vb->done);
vb->magic = MAGIC_BUFFER;
......@@ -71,7 +71,7 @@ struct videobuf_buffer *videobuf_alloc(struct videobuf_queue *q)
return vb;
}
EXPORT_SYMBOL_GPL(videobuf_alloc);
EXPORT_SYMBOL_GPL(videobuf_alloc_vb);
#define WAITON_CONDITION (vb->state != VIDEOBUF_ACTIVE &&\
vb->state != VIDEOBUF_QUEUED)
......@@ -359,7 +359,7 @@ int __videobuf_mmap_setup(struct videobuf_queue *q,
/* Allocate and initialize buffers */
for (i = 0; i < bcount; i++) {
q->bufs[i] = videobuf_alloc(q);
q->bufs[i] = videobuf_alloc_vb(q);
if (NULL == q->bufs[i])
break;
......@@ -766,7 +766,7 @@ static ssize_t videobuf_read_zerocopy(struct videobuf_queue *q,
MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS);
/* setup stuff */
q->read_buf = videobuf_alloc(q);
q->read_buf = videobuf_alloc_vb(q);
if (NULL == q->read_buf)
return -ENOMEM;
......@@ -871,7 +871,7 @@ ssize_t videobuf_read_one(struct videobuf_queue *q,
if (NULL == q->read_buf) {
/* need to capture a new frame */
retval = -ENOMEM;
q->read_buf = videobuf_alloc(q);
q->read_buf = videobuf_alloc_vb(q);
dprintk(1, "video alloc=0x%p\n", q->read_buf);
if (NULL == q->read_buf)
......
......@@ -190,7 +190,7 @@ static int videobuf_dma_contig_user_get(struct videobuf_dma_contig_memory *mem,
return ret;
}
static struct videobuf_buffer *__videobuf_alloc(size_t size)
static struct videobuf_buffer *__videobuf_alloc_vb(size_t size)
{
struct videobuf_dma_contig_memory *mem;
struct videobuf_buffer *vb;
......@@ -338,7 +338,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
static struct videobuf_qtype_ops qops = {
.magic = MAGIC_QTYPE_OPS,
.alloc = __videobuf_alloc,
.alloc_vb = __videobuf_alloc_vb,
.iolock = __videobuf_iolock,
.mmap_mapper = __videobuf_mmap_mapper,
.vaddr = __videobuf_to_vaddr,
......
......@@ -428,7 +428,7 @@ static const struct vm_operations_struct videobuf_vm_ops = {
struct videobuf_dma_sg_memory
*/
static struct videobuf_buffer *__videobuf_alloc(size_t size)
static struct videobuf_buffer *__videobuf_alloc_vb(size_t size)
{
struct videobuf_dma_sg_memory *mem;
struct videobuf_buffer *vb;
......@@ -638,7 +638,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
static struct videobuf_qtype_ops sg_ops = {
.magic = MAGIC_QTYPE_OPS,
.alloc = __videobuf_alloc,
.alloc_vb = __videobuf_alloc_vb,
.iolock = __videobuf_iolock,
.sync = __videobuf_sync,
.mmap_mapper = __videobuf_mmap_mapper,
......@@ -654,7 +654,7 @@ void *videobuf_sg_alloc(size_t size)
q.msize = size;
return videobuf_alloc(&q);
return videobuf_alloc_vb(&q);
}
EXPORT_SYMBOL_GPL(videobuf_sg_alloc);
......
......@@ -135,7 +135,7 @@ static const struct vm_operations_struct videobuf_vm_ops = {
struct videobuf_dma_sg_memory
*/
static struct videobuf_buffer *__videobuf_alloc(size_t size)
static struct videobuf_buffer *__videobuf_alloc_vb(size_t size)
{
struct videobuf_vmalloc_memory *mem;
struct videobuf_buffer *vb;
......@@ -293,7 +293,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
static struct videobuf_qtype_ops qops = {
.magic = MAGIC_QTYPE_OPS,
.alloc = __videobuf_alloc,
.alloc_vb = __videobuf_alloc_vb,
.iolock = __videobuf_iolock,
.mmap_mapper = __videobuf_mmap_mapper,
.vaddr = videobuf_to_vmalloc,
......
......@@ -127,7 +127,7 @@ struct videobuf_queue_ops {
struct videobuf_qtype_ops {
u32 magic;
struct videobuf_buffer *(*alloc)(size_t size);
struct videobuf_buffer *(*alloc_vb)(size_t size);
void *(*vaddr) (struct videobuf_buffer *buf);
int (*iolock) (struct videobuf_queue *q,
struct videobuf_buffer *vb,
......@@ -173,7 +173,7 @@ int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr);
int videobuf_iolock(struct videobuf_queue *q, struct videobuf_buffer *vb,
struct v4l2_framebuffer *fbuf);
struct videobuf_buffer *videobuf_alloc(struct videobuf_queue *q);
struct videobuf_buffer *videobuf_alloc_vb(struct videobuf_queue *q);
/* Used on videobuf-dvb */
void *videobuf_queue_to_vaddr(struct videobuf_queue *q,
......
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