On Tue, May 11, 2010 at 9:36 AM, Laurent Pinchart
<[email protected]> wrote:
> The videobuf_dmabuf and videobuf_vmalloc_memory fields have a vmalloc
> field to store the kernel virtual address of vmalloc'ed buffers. Rename
> the field to vaddr.
>
> Signed-off-by: Laurent Pinchart <[email protected]>
> ---
> drivers/media/video/cx88/cx88-alsa.c | 2 +-
> drivers/media/video/saa7134/saa7134-alsa.c | 2 +-
> drivers/media/video/videobuf-dma-sg.c | 18 ++++++++--------
> drivers/media/video/videobuf-vmalloc.c | 30
> ++++++++++++++--------------
> drivers/staging/cx25821/cx25821-alsa.c | 2 +-
> include/media/videobuf-dma-sg.h | 2 +-
> include/media/videobuf-vmalloc.h | 2 +-
> 7 files changed, 29 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/media/video/cx88/cx88-alsa.c
> b/drivers/media/video/cx88/cx88-alsa.c
> index ebeb9a6..771406f 100644
> --- a/drivers/media/video/cx88/cx88-alsa.c
> +++ b/drivers/media/video/cx88/cx88-alsa.c
> @@ -425,7 +425,7 @@ static int snd_cx88_hw_params(struct snd_pcm_substream *
> substream,
> chip->buf = buf;
> chip->dma_risc = dma;
>
> - substream->runtime->dma_area = chip->dma_risc->vmalloc;
> + substream->runtime->dma_area = chip->dma_risc->vaddr;
> substream->runtime->dma_bytes = chip->dma_size;
> substream->runtime->dma_addr = 0;
> return 0;
> diff --git a/drivers/media/video/saa7134/saa7134-alsa.c
> b/drivers/media/video/saa7134/saa7134-alsa.c
> index 5bca2ab..68b7e8d 100644
> --- a/drivers/media/video/saa7134/saa7134-alsa.c
> +++ b/drivers/media/video/saa7134/saa7134-alsa.c
> @@ -669,7 +669,7 @@ static int snd_card_saa7134_hw_params(struct
> snd_pcm_substream * substream,
> byte, but it doesn't work. So I allocate the DMA using the
> V4L functions, and force ALSA to use that as the DMA area */
>
> - substream->runtime->dma_area = dev->dmasound.dma.vmalloc;
> + substream->runtime->dma_area = dev->dmasound.dma.vaddr;
> substream->runtime->dma_bytes = dev->dmasound.bufsize;
> substream->runtime->dma_addr = 0;
>
> diff --git a/drivers/media/video/videobuf-dma-sg.c
> b/drivers/media/video/videobuf-dma-sg.c
> index 2d64040..06f9a9c 100644
> --- a/drivers/media/video/videobuf-dma-sg.c
> +++ b/drivers/media/video/videobuf-dma-sg.c
> @@ -211,17 +211,17 @@ int videobuf_dma_init_kernel(struct videobuf_dmabuf
> *dma, int direction,
> dprintk(1, "init kernel [%d pages]\n", nr_pages);
>
> dma->direction = direction;
> - dma->vmalloc = vmalloc_32(nr_pages << PAGE_SHIFT);
> - if (NULL == dma->vmalloc) {
> + dma->vaddr = vmalloc_32(nr_pages << PAGE_SHIFT);
> + if (NULL == dma->vaddr) {
> dprintk(1, "vmalloc_32(%d pages) failed\n", nr_pages);
> return -ENOMEM;
> }
>
> dprintk(1, "vmalloc is at addr 0x%08lx, size=%d\n",
> - (unsigned long)dma->vmalloc,
> + (unsigned long)dma->vaddr,
> nr_pages << PAGE_SHIFT);
>
> - memset(dma->vmalloc, 0, nr_pages << PAGE_SHIFT);
> + memset(dma->vaddr, 0, nr_pages << PAGE_SHIFT);
> dma->nr_pages = nr_pages;
>
> return 0;
> @@ -254,8 +254,8 @@ int videobuf_dma_map(struct device *dev, struct
> videobuf_dmabuf *dma)
> dma->sglist = videobuf_pages_to_sg(dma->pages, dma->nr_pages,
> dma->offset);
> }
> - if (dma->vmalloc) {
> - dma->sglist = videobuf_vmalloc_to_sg(dma->vmalloc,
> + if (dma->vaddr) {
> + dma->sglist = videobuf_vmalloc_to_sg(dma->vaddr,
> dma->nr_pages);
> }
> if (dma->bus_addr) {
> @@ -319,8 +319,8 @@ int videobuf_dma_free(struct videobuf_dmabuf *dma)
> dma->pages = NULL;
> }
>
> - vfree(dma->vmalloc);
> - dma->vmalloc = NULL;
> + vfree(dma->vaddr);
> + dma->vaddr = NULL;
>
> if (dma->bus_addr)
> dma->bus_addr = 0;
> @@ -444,7 +444,7 @@ static void *__videobuf_to_vaddr(struct videobuf_buffer
> *buf)
>
> MAGIC_CHECK(mem->magic, MAGIC_SG_MEM);
>
> - return mem->dma.vmalloc;
> + return mem->dma.vaddr;
> }
>
> static int __videobuf_iolock(struct videobuf_queue *q,
> diff --git a/drivers/media/video/videobuf-vmalloc.c
> b/drivers/media/video/videobuf-vmalloc.c
> index f0d7cb8..ea08b5d 100644
> --- a/drivers/media/video/videobuf-vmalloc.c
> +++ b/drivers/media/video/videobuf-vmalloc.c
> @@ -102,10 +102,10 @@ static void videobuf_vm_close(struct vm_area_struct
> *vma)
> called with IRQ's disabled
> */
> dprintk(1, "%s: buf[%d] freeing (%p)\n",
> - __func__, i, mem->vmalloc);
> + __func__, i, mem->vaddr);
>
> - vfree(mem->vmalloc);
> - mem->vmalloc = NULL;
> + vfree(mem->vaddr);
> + mem->vaddr = NULL;
> }
>
> q->bufs[i]->map = NULL;
> @@ -170,7 +170,7 @@ static int __videobuf_iolock(struct videobuf_queue *q,
> dprintk(1, "%s memory method MMAP\n", __func__);
>
> /* All handling should be done by __videobuf_mmap_mapper() */
> - if (!mem->vmalloc) {
> + if (!mem->vaddr) {
> printk(KERN_ERR "memory is not alloced/mmapped.\n");
> return -EINVAL;
> }
> @@ -189,13 +189,13 @@ static int __videobuf_iolock(struct videobuf_queue *q,
> * read() method.
> */
>
> - mem->vmalloc = vmalloc_user(pages);
> - if (!mem->vmalloc) {
> + mem->vaddr = vmalloc_user(pages);
> + if (!mem->vaddr) {
> printk(KERN_ERR "vmalloc (%d pages) failed\n", pages);
> return -ENOMEM;
> }
> dprintk(1, "vmalloc is at addr %p (%d pages)\n",
> - mem->vmalloc, pages);
> + mem->vaddr, pages);
>
> #if 0
> int rc;
> @@ -254,18 +254,18 @@ static int __videobuf_mmap_mapper(struct videobuf_queue
> *q,
> MAGIC_CHECK(mem->magic, MAGIC_VMAL_MEM);
>
> pages = PAGE_ALIGN(vma->vm_end - vma->vm_start);
> - mem->vmalloc = vmalloc_user(pages);
> - if (!mem->vmalloc) {
> + mem->vaddr = vmalloc_user(pages);
> + if (!mem->vaddr) {
> printk(KERN_ERR "vmalloc (%d pages) failed\n", pages);
> goto error;
> }
> - dprintk(1, "vmalloc is at addr %p (%d pages)\n", mem->vmalloc, pages);
> + dprintk(1, "vmalloc is at addr %p (%d pages)\n", mem->vaddr, pages);
>
> /* Try to remap memory */
> - retval = remap_vmalloc_range(vma, mem->vmalloc, 0);
> + retval = remap_vmalloc_range(vma, mem->vaddr, 0);
> if (retval < 0) {
> printk(KERN_ERR "mmap: remap failed with error %d. ", retval);
> - vfree(mem->vmalloc);
> + vfree(mem->vaddr);
> goto error;
> }
>
> @@ -317,7 +317,7 @@ void *videobuf_to_vmalloc(struct videobuf_buffer *buf)
> BUG_ON(!mem);
> MAGIC_CHECK(mem->magic, MAGIC_VMAL_MEM);
>
> - return mem->vmalloc;
> + return mem->vaddr;
> }
> EXPORT_SYMBOL_GPL(videobuf_to_vmalloc);
>
> @@ -339,8 +339,8 @@ void videobuf_vmalloc_free(struct videobuf_buffer *buf)
>
> MAGIC_CHECK(mem->magic, MAGIC_VMAL_MEM);
>
> - vfree(mem->vmalloc);
> - mem->vmalloc = NULL;
> + vfree(mem->addr);
Typo here.. should be vaddr not just addr.
> + mem->vaddr = NULL;
>
> return;
> }
> diff --git a/drivers/staging/cx25821/cx25821-alsa.c
> b/drivers/staging/cx25821/cx25821-alsa.c
> index 14fd3cb..1a7ed9b 100644
> --- a/drivers/staging/cx25821/cx25821-alsa.c
> +++ b/drivers/staging/cx25821/cx25821-alsa.c
> @@ -491,7 +491,7 @@ static int snd_cx25821_hw_params(struct snd_pcm_substream
> *substream,
> chip->buf = buf;
> chip->dma_risc = dma;
>
> - substream->runtime->dma_area = chip->dma_risc->vmalloc;
> + substream->runtime->dma_area = chip->dma_risc->vaddr;
> substream->runtime->dma_bytes = chip->dma_size;
> substream->runtime->dma_addr = 0;
>
> diff --git a/include/media/videobuf-dma-sg.h b/include/media/videobuf-dma-sg.h
> index 913860e..97e07f4 100644
> --- a/include/media/videobuf-dma-sg.h
> +++ b/include/media/videobuf-dma-sg.h
> @@ -51,7 +51,7 @@ struct videobuf_dmabuf {
> struct page **pages;
>
> /* for kernel buffers */
> - void *vmalloc;
> + void *vaddr;
>
> /* for overlay buffers (pci-pci dma) */
> dma_addr_t bus_addr;
> diff --git a/include/media/videobuf-vmalloc.h
> b/include/media/videobuf-vmalloc.h
> index 851eb1a..e19403c 100644
> --- a/include/media/videobuf-vmalloc.h
> +++ b/include/media/videobuf-vmalloc.h
> @@ -22,7 +22,7 @@
> struct videobuf_vmalloc_memory {
> u32 magic;
>
> - void *vmalloc;
> + void *vaddr;
>
> /* remap_vmalloc_range seems to need to run
> * after mmap() on some cases */
> --
> 1.6.4.4
>
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