| Message ID | 20220831153757.97381-14-dmitry.osipenko@collabora.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Move all drivers to a common dma-buf locking convention | expand |
Am 31.08.22 um 17:37 schrieb Dmitry Osipenko: > Prepare V4L2 memory allocators to the common dynamic dma-buf locking > convention by starting to use the unlocked versions of dma-buf API > functions. > > Acked-by: Tomasz Figa <tfiga@chromium.org> > Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com> Acked-by: Christian König <christian.koenig@amd.com> > --- > drivers/media/common/videobuf2/videobuf2-dma-contig.c | 11 ++++++----- > drivers/media/common/videobuf2/videobuf2-dma-sg.c | 8 ++++---- > drivers/media/common/videobuf2/videobuf2-vmalloc.c | 6 +++--- > 3 files changed, 13 insertions(+), 12 deletions(-) > > diff --git a/drivers/media/common/videobuf2/videobuf2-dma-contig.c b/drivers/media/common/videobuf2/videobuf2-dma-contig.c > index 678b359717c4..79f4d8301fbb 100644 > --- a/drivers/media/common/videobuf2/videobuf2-dma-contig.c > +++ b/drivers/media/common/videobuf2/videobuf2-dma-contig.c > @@ -101,7 +101,7 @@ static void *vb2_dc_vaddr(struct vb2_buffer *vb, void *buf_priv) > if (buf->db_attach) { > struct iosys_map map; > > - if (!dma_buf_vmap(buf->db_attach->dmabuf, &map)) > + if (!dma_buf_vmap_unlocked(buf->db_attach->dmabuf, &map)) > buf->vaddr = map.vaddr; > > return buf->vaddr; > @@ -711,7 +711,7 @@ static int vb2_dc_map_dmabuf(void *mem_priv) > } > > /* get the associated scatterlist for this buffer */ > - sgt = dma_buf_map_attachment(buf->db_attach, buf->dma_dir); > + sgt = dma_buf_map_attachment_unlocked(buf->db_attach, buf->dma_dir); > if (IS_ERR(sgt)) { > pr_err("Error getting dmabuf scatterlist\n"); > return -EINVAL; > @@ -722,7 +722,8 @@ static int vb2_dc_map_dmabuf(void *mem_priv) > if (contig_size < buf->size) { > pr_err("contiguous chunk is too small %lu/%lu\n", > contig_size, buf->size); > - dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir); > + dma_buf_unmap_attachment_unlocked(buf->db_attach, sgt, > + buf->dma_dir); > return -EFAULT; > } > > @@ -750,10 +751,10 @@ static void vb2_dc_unmap_dmabuf(void *mem_priv) > } > > if (buf->vaddr) { > - dma_buf_vunmap(buf->db_attach->dmabuf, &map); > + dma_buf_vunmap_unlocked(buf->db_attach->dmabuf, &map); > buf->vaddr = NULL; > } > - dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir); > + dma_buf_unmap_attachment_unlocked(buf->db_attach, sgt, buf->dma_dir); > > buf->dma_addr = 0; > buf->dma_sgt = NULL; > diff --git a/drivers/media/common/videobuf2/videobuf2-dma-sg.c b/drivers/media/common/videobuf2/videobuf2-dma-sg.c > index fa69158a65b1..36ecdea8d707 100644 > --- a/drivers/media/common/videobuf2/videobuf2-dma-sg.c > +++ b/drivers/media/common/videobuf2/videobuf2-dma-sg.c > @@ -309,7 +309,7 @@ static void *vb2_dma_sg_vaddr(struct vb2_buffer *vb, void *buf_priv) > > if (!buf->vaddr) { > if (buf->db_attach) { > - ret = dma_buf_vmap(buf->db_attach->dmabuf, &map); > + ret = dma_buf_vmap_unlocked(buf->db_attach->dmabuf, &map); > buf->vaddr = ret ? NULL : map.vaddr; > } else { > buf->vaddr = vm_map_ram(buf->pages, buf->num_pages, -1); > @@ -565,7 +565,7 @@ static int vb2_dma_sg_map_dmabuf(void *mem_priv) > } > > /* get the associated scatterlist for this buffer */ > - sgt = dma_buf_map_attachment(buf->db_attach, buf->dma_dir); > + sgt = dma_buf_map_attachment_unlocked(buf->db_attach, buf->dma_dir); > if (IS_ERR(sgt)) { > pr_err("Error getting dmabuf scatterlist\n"); > return -EINVAL; > @@ -594,10 +594,10 @@ static void vb2_dma_sg_unmap_dmabuf(void *mem_priv) > } > > if (buf->vaddr) { > - dma_buf_vunmap(buf->db_attach->dmabuf, &map); > + dma_buf_vunmap_unlocked(buf->db_attach->dmabuf, &map); > buf->vaddr = NULL; > } > - dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir); > + dma_buf_unmap_attachment_unlocked(buf->db_attach, sgt, buf->dma_dir); > > buf->dma_sgt = NULL; > } > diff --git a/drivers/media/common/videobuf2/videobuf2-vmalloc.c b/drivers/media/common/videobuf2/videobuf2-vmalloc.c > index 948152f1596b..7831bf545874 100644 > --- a/drivers/media/common/videobuf2/videobuf2-vmalloc.c > +++ b/drivers/media/common/videobuf2/videobuf2-vmalloc.c > @@ -376,7 +376,7 @@ static int vb2_vmalloc_map_dmabuf(void *mem_priv) > struct iosys_map map; > int ret; > > - ret = dma_buf_vmap(buf->dbuf, &map); > + ret = dma_buf_vmap_unlocked(buf->dbuf, &map); > if (ret) > return -EFAULT; > buf->vaddr = map.vaddr; > @@ -389,7 +389,7 @@ static void vb2_vmalloc_unmap_dmabuf(void *mem_priv) > struct vb2_vmalloc_buf *buf = mem_priv; > struct iosys_map map = IOSYS_MAP_INIT_VADDR(buf->vaddr); > > - dma_buf_vunmap(buf->dbuf, &map); > + dma_buf_vunmap_unlocked(buf->dbuf, &map); > buf->vaddr = NULL; > } > > @@ -399,7 +399,7 @@ static void vb2_vmalloc_detach_dmabuf(void *mem_priv) > struct iosys_map map = IOSYS_MAP_INIT_VADDR(buf->vaddr); > > if (buf->vaddr) > - dma_buf_vunmap(buf->dbuf, &map); > + dma_buf_vunmap_unlocked(buf->dbuf, &map); > > kfree(buf); > }
diff --git a/drivers/media/common/videobuf2/videobuf2-dma-contig.c b/drivers/media/common/videobuf2/videobuf2-dma-contig.c index 678b359717c4..79f4d8301fbb 100644 --- a/drivers/media/common/videobuf2/videobuf2-dma-contig.c +++ b/drivers/media/common/videobuf2/videobuf2-dma-contig.c @@ -101,7 +101,7 @@ static void *vb2_dc_vaddr(struct vb2_buffer *vb, void *buf_priv) if (buf->db_attach) { struct iosys_map map; - if (!dma_buf_vmap(buf->db_attach->dmabuf, &map)) + if (!dma_buf_vmap_unlocked(buf->db_attach->dmabuf, &map)) buf->vaddr = map.vaddr; return buf->vaddr; @@ -711,7 +711,7 @@ static int vb2_dc_map_dmabuf(void *mem_priv) } /* get the associated scatterlist for this buffer */ - sgt = dma_buf_map_attachment(buf->db_attach, buf->dma_dir); + sgt = dma_buf_map_attachment_unlocked(buf->db_attach, buf->dma_dir); if (IS_ERR(sgt)) { pr_err("Error getting dmabuf scatterlist\n"); return -EINVAL; @@ -722,7 +722,8 @@ static int vb2_dc_map_dmabuf(void *mem_priv) if (contig_size < buf->size) { pr_err("contiguous chunk is too small %lu/%lu\n", contig_size, buf->size); - dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir); + dma_buf_unmap_attachment_unlocked(buf->db_attach, sgt, + buf->dma_dir); return -EFAULT; } @@ -750,10 +751,10 @@ static void vb2_dc_unmap_dmabuf(void *mem_priv) } if (buf->vaddr) { - dma_buf_vunmap(buf->db_attach->dmabuf, &map); + dma_buf_vunmap_unlocked(buf->db_attach->dmabuf, &map); buf->vaddr = NULL; } - dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir); + dma_buf_unmap_attachment_unlocked(buf->db_attach, sgt, buf->dma_dir); buf->dma_addr = 0; buf->dma_sgt = NULL; diff --git a/drivers/media/common/videobuf2/videobuf2-dma-sg.c b/drivers/media/common/videobuf2/videobuf2-dma-sg.c index fa69158a65b1..36ecdea8d707 100644 --- a/drivers/media/common/videobuf2/videobuf2-dma-sg.c +++ b/drivers/media/common/videobuf2/videobuf2-dma-sg.c @@ -309,7 +309,7 @@ static void *vb2_dma_sg_vaddr(struct vb2_buffer *vb, void *buf_priv) if (!buf->vaddr) { if (buf->db_attach) { - ret = dma_buf_vmap(buf->db_attach->dmabuf, &map); + ret = dma_buf_vmap_unlocked(buf->db_attach->dmabuf, &map); buf->vaddr = ret ? NULL : map.vaddr; } else { buf->vaddr = vm_map_ram(buf->pages, buf->num_pages, -1); @@ -565,7 +565,7 @@ static int vb2_dma_sg_map_dmabuf(void *mem_priv) } /* get the associated scatterlist for this buffer */ - sgt = dma_buf_map_attachment(buf->db_attach, buf->dma_dir); + sgt = dma_buf_map_attachment_unlocked(buf->db_attach, buf->dma_dir); if (IS_ERR(sgt)) { pr_err("Error getting dmabuf scatterlist\n"); return -EINVAL; @@ -594,10 +594,10 @@ static void vb2_dma_sg_unmap_dmabuf(void *mem_priv) } if (buf->vaddr) { - dma_buf_vunmap(buf->db_attach->dmabuf, &map); + dma_buf_vunmap_unlocked(buf->db_attach->dmabuf, &map); buf->vaddr = NULL; } - dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir); + dma_buf_unmap_attachment_unlocked(buf->db_attach, sgt, buf->dma_dir); buf->dma_sgt = NULL; } diff --git a/drivers/media/common/videobuf2/videobuf2-vmalloc.c b/drivers/media/common/videobuf2/videobuf2-vmalloc.c index 948152f1596b..7831bf545874 100644 --- a/drivers/media/common/videobuf2/videobuf2-vmalloc.c +++ b/drivers/media/common/videobuf2/videobuf2-vmalloc.c @@ -376,7 +376,7 @@ static int vb2_vmalloc_map_dmabuf(void *mem_priv) struct iosys_map map; int ret; - ret = dma_buf_vmap(buf->dbuf, &map); + ret = dma_buf_vmap_unlocked(buf->dbuf, &map); if (ret) return -EFAULT; buf->vaddr = map.vaddr; @@ -389,7 +389,7 @@ static void vb2_vmalloc_unmap_dmabuf(void *mem_priv) struct vb2_vmalloc_buf *buf = mem_priv; struct iosys_map map = IOSYS_MAP_INIT_VADDR(buf->vaddr); - dma_buf_vunmap(buf->dbuf, &map); + dma_buf_vunmap_unlocked(buf->dbuf, &map); buf->vaddr = NULL; } @@ -399,7 +399,7 @@ static void vb2_vmalloc_detach_dmabuf(void *mem_priv) struct iosys_map map = IOSYS_MAP_INIT_VADDR(buf->vaddr); if (buf->vaddr) - dma_buf_vunmap(buf->dbuf, &map); + dma_buf_vunmap_unlocked(buf->dbuf, &map); kfree(buf); }