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authorDave Airlie <airlied@redhat.com>2020-11-04 10:55:11 +1000
committerDave Airlie <airlied@redhat.com>2020-11-04 11:49:10 +1000
commit1cd260a7905e3ba2e5dfa39b110ad6cf8f466f49 (patch)
treebfb701fdb0fcb32f8e6e53fb1692361c8fa33a6a /drivers/media/common
parent3cea11cd5e3b00d91caf0b4730194039b45c5891 (diff)
parent4dfec0d1d7b9970f36931de714b379dbeaed83f8 (diff)
Merge tag 'drm-misc-next-2020-10-27' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for 5.11: UAPI Changes: - doc: rules for EBUSY on non-blocking commits; requirements for fourcc modifiers; on parsing EDID - fbdev/sbuslib: Remove unused FBIOSCURSOR32 - fourcc: deprecate DRM_FORMAT_MOD_NONE - virtio: Support blob resources for memory allocations; Expose host-visible and cross-device features Cross-subsystem Changes: - devicetree: Add vendor Prefix for Yes Optoelectronics, Shanghai Top Display Optoelectronics - dma-buf: Add struct dma_buf_map that stores DMA pointer and I/O-memory flag; dma_buf_vmap()/vunmap() return address in dma_buf_map; Use struct_size() macro Core Changes: - atomic: pass full state to CRTC atomic enable/disable; warn for EBUSY during non-blocking commits - dp: Prepare for DP 2.0 DPCD - dp_mst: Receive extended DPCD caps - dma-buf: Documentation - doc: Format modifiers; dma-buf-map; Cleanups - fbdev: Don't use compat_alloc_user_space(); mark as orphaned - fb-helper: Take lock in drm_fb_helper_restore_work_fb() - gem: Convert implementation and drivers to GEM object functions, remove GEM callbacks from struct drm_driver (expect gem_prime_mmap) - panel: Cleanups - pci: Add legacy infix to drm_irq_by_busid() - sched: Avoid infinite waits in drm_sched_entity_destroy() - switcheroo: Cleanups - ttm: Remove AGP support; Don't modify caching during swapout; Major refactoring of the implementation and API that affects all depending drivers; Add ttm_bo_wait_ctx(); Add ttm_bo_pin()/unpin() in favor of TTM_PL_FLAG_NO_EVICT; Remove ttm_bo_create(); Remove fault_reserve_notify() callback; Push move() implementation into drivers; Remove TTM_PAGE_FLAG_WRITE; Replace caching flags with init-time cache setting; Push ttm_tt_bind() into drivers; Replace move_notify() with delete_mem_notify(); No overlapping memcpy(); no more ttm_set_populated() - vram-helper: Fix BO top-down placement; TTM-related changes; Init GEM object functions with defaults; Default placement in system memory; Cleanups Driver Changes: - amdgpu: Use GEM object functions - armada: Use GEM object functions - aspeed: Configure output via sysfs; Init struct drm_driver with - ast: Reload LUT after FB format changes - bridge: Add driver and DT bindings for anx7625; Cleanups - bridge/dw-hdmi: Constify ops - bridge/ti-sn65dsi86: Add retries for link training - bridge/lvds-codec: Add support for regulator - bridge/tc358768: Restore connector support DRM_GEM_CMA_DRIVEROPS; Cleanups - display/ti,j721e-dss: Add DT properies assigned-clocks, assigned-clocks-parent and dma-coherent - display/ti,am65s-dss: Add DT properies assigned-clocks, assigned-clocks-parent and dma-coherent - etnaviv: Use GEM object functions - exynos: Use GEM object functions - fbdev: Cleanups and compiler fixes throughout framebuffer drivers - fbdev/cirrusfb: Avoid division by 0 - gma500: Use GEM object functions; Fix double-free of connector; Cleanups - hisilicon/hibmc: I2C-based DDC support; Use to_hibmc_drm_device(); Cleanups - i915: Use GEM object functions - imx/dcss: Init driver with DRM_GEM_CMA_DRIVER_OPS; Cleanups - ingenic: Reset pixel clock when parent clock changes; support reserved memory; Alloc F0 and F1 DMA channels at once; Support different pixel formats; Revert support for cached mmap buffers on F0/F1; support 30-bit/24-bit/8-bit-palette modes - komeda: Use DEFINE_SHOW_ATTRIBUTE - mcde: Detect platform_get_irq() errors - mediatek: Use GEM object functions - msm: Use GEM object functions - nouveau: Cleanups; TTM-related changes; Use GEM object functions - omapdrm: Use GEM object functions - panel: Add driver and DT bindings for Novatak nt36672a; Add driver and DT bindings for YTC700TLAG-05-201C; Add driver and DT bindings for TDO TL070WSH30; Cleanups - panel/mantix: Fix reset; Fix deref of NULL pointer in mantix_get_modes() - panel/otm8009a: Allow non-continuous dsi clock; Cleanups - panel/rm68200: Allow non-continuous dsi clock; Fix mode to 50 FPS - panfrost: Fix job timeout handling; Cleanups - pl111: Use GEM object functions - qxl: Cleanups; TTM-related changes; Pin new BOs with ttm_bo_init_reserved() - radeon: Cleanups; TTM-related changes; Use GEM object functions - rockchip: Use GEM object functions - shmobile: Cleanups - tegra: Use GEM object functions - tidss: Set drm_plane_helper_funcs.prepare_fb - tilcdc: Don't keep vblank interrupt enabled all the time - tve200: Detect platform_get_irq() errors - vc4: Use GEM object functions; Only register components once DSI is attached; Add Maxime as maintainer - vgem: Use GEM object functions - via: Simplify critical section in via_mem_alloc() - virtgpu: Use GEM object functions - virtio: Implement blob resources, host-visible and cross-device features; Support mapping of host-allocated resources; Use UUID APi; Cleanups - vkms: Use GEM object functions; Switch to SHMEM - vmwgfx: TTM-related changes; Inline ttm_bo_swapout_all() - xen: Use GEM object functions - xlnx: Use GEM object functions Signed-off-by: Dave Airlie <airlied@redhat.com> From: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20201027100936.GA4858@linux-uq9g
Diffstat (limited to 'drivers/media/common')
-rw-r--r--drivers/media/common/videobuf2/videobuf2-dma-contig.c17
-rw-r--r--drivers/media/common/videobuf2/videobuf2-dma-sg.c19
-rw-r--r--drivers/media/common/videobuf2/videobuf2-vmalloc.c21
3 files changed, 40 insertions, 17 deletions
diff --git a/drivers/media/common/videobuf2/videobuf2-dma-contig.c b/drivers/media/common/videobuf2/videobuf2-dma-contig.c
index 2f3a5996d3fc..a7f61ba85440 100644
--- a/drivers/media/common/videobuf2/videobuf2-dma-contig.c
+++ b/drivers/media/common/videobuf2/videobuf2-dma-contig.c
@@ -76,9 +76,13 @@ static void *vb2_dc_cookie(void *buf_priv)
static void *vb2_dc_vaddr(void *buf_priv)
{
struct vb2_dc_buf *buf = buf_priv;
+ struct dma_buf_map map;
+ int ret;
- if (!buf->vaddr && buf->db_attach)
- buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf);
+ if (!buf->vaddr && buf->db_attach) {
+ ret = dma_buf_vmap(buf->db_attach->dmabuf, &map);
+ buf->vaddr = ret ? NULL : map.vaddr;
+ }
return buf->vaddr;
}
@@ -344,11 +348,13 @@ vb2_dc_dmabuf_ops_end_cpu_access(struct dma_buf *dbuf,
return 0;
}
-static void *vb2_dc_dmabuf_ops_vmap(struct dma_buf *dbuf)
+static int vb2_dc_dmabuf_ops_vmap(struct dma_buf *dbuf, struct dma_buf_map *map)
{
struct vb2_dc_buf *buf = dbuf->priv;
- return buf->vaddr;
+ dma_buf_map_set_vaddr(map, buf->vaddr);
+
+ return 0;
}
static int vb2_dc_dmabuf_ops_mmap(struct dma_buf *dbuf,
@@ -619,6 +625,7 @@ static void vb2_dc_unmap_dmabuf(void *mem_priv)
{
struct vb2_dc_buf *buf = mem_priv;
struct sg_table *sgt = buf->dma_sgt;
+ struct dma_buf_map map = DMA_BUF_MAP_INIT_VADDR(buf->vaddr);
if (WARN_ON(!buf->db_attach)) {
pr_err("trying to unpin a not attached buffer\n");
@@ -631,7 +638,7 @@ static void vb2_dc_unmap_dmabuf(void *mem_priv)
}
if (buf->vaddr) {
- dma_buf_vunmap(buf->db_attach->dmabuf, buf->vaddr);
+ dma_buf_vunmap(buf->db_attach->dmabuf, &map);
buf->vaddr = NULL;
}
dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir);
diff --git a/drivers/media/common/videobuf2/videobuf2-dma-sg.c b/drivers/media/common/videobuf2/videobuf2-dma-sg.c
index 748131151c49..030e48218687 100644
--- a/drivers/media/common/videobuf2/videobuf2-dma-sg.c
+++ b/drivers/media/common/videobuf2/videobuf2-dma-sg.c
@@ -295,14 +295,18 @@ static void vb2_dma_sg_put_userptr(void *buf_priv)
static void *vb2_dma_sg_vaddr(void *buf_priv)
{
struct vb2_dma_sg_buf *buf = buf_priv;
+ struct dma_buf_map map;
+ int ret;
BUG_ON(!buf);
if (!buf->vaddr) {
- if (buf->db_attach)
- buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf);
- else
+ if (buf->db_attach) {
+ ret = dma_buf_vmap(buf->db_attach->dmabuf, &map);
+ buf->vaddr = ret ? NULL : map.vaddr;
+ } else {
buf->vaddr = vm_map_ram(buf->pages, buf->num_pages, -1);
+ }
}
/* add offset in case userptr is not page-aligned */
@@ -480,11 +484,13 @@ vb2_dma_sg_dmabuf_ops_end_cpu_access(struct dma_buf *dbuf,
return 0;
}
-static void *vb2_dma_sg_dmabuf_ops_vmap(struct dma_buf *dbuf)
+static int vb2_dma_sg_dmabuf_ops_vmap(struct dma_buf *dbuf, struct dma_buf_map *map)
{
struct vb2_dma_sg_buf *buf = dbuf->priv;
- return vb2_dma_sg_vaddr(buf);
+ dma_buf_map_set_vaddr(map, buf->vaddr);
+
+ return 0;
}
static int vb2_dma_sg_dmabuf_ops_mmap(struct dma_buf *dbuf,
@@ -565,6 +571,7 @@ static void vb2_dma_sg_unmap_dmabuf(void *mem_priv)
{
struct vb2_dma_sg_buf *buf = mem_priv;
struct sg_table *sgt = buf->dma_sgt;
+ struct dma_buf_map map = DMA_BUF_MAP_INIT_VADDR(buf->vaddr);
if (WARN_ON(!buf->db_attach)) {
pr_err("trying to unpin a not attached buffer\n");
@@ -577,7 +584,7 @@ static void vb2_dma_sg_unmap_dmabuf(void *mem_priv)
}
if (buf->vaddr) {
- dma_buf_vunmap(buf->db_attach->dmabuf, buf->vaddr);
+ dma_buf_vunmap(buf->db_attach->dmabuf, &map);
buf->vaddr = NULL;
}
dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir);
diff --git a/drivers/media/common/videobuf2/videobuf2-vmalloc.c b/drivers/media/common/videobuf2/videobuf2-vmalloc.c
index bf5ac63a5742..83f95258ec8c 100644
--- a/drivers/media/common/videobuf2/videobuf2-vmalloc.c
+++ b/drivers/media/common/videobuf2/videobuf2-vmalloc.c
@@ -314,11 +314,13 @@ static void vb2_vmalloc_dmabuf_ops_release(struct dma_buf *dbuf)
vb2_vmalloc_put(dbuf->priv);
}
-static void *vb2_vmalloc_dmabuf_ops_vmap(struct dma_buf *dbuf)
+static int vb2_vmalloc_dmabuf_ops_vmap(struct dma_buf *dbuf, struct dma_buf_map *map)
{
struct vb2_vmalloc_buf *buf = dbuf->priv;
- return buf->vaddr;
+ dma_buf_map_set_vaddr(map, buf->vaddr);
+
+ return 0;
}
static int vb2_vmalloc_dmabuf_ops_mmap(struct dma_buf *dbuf,
@@ -370,26 +372,33 @@ static struct dma_buf *vb2_vmalloc_get_dmabuf(void *buf_priv, unsigned long flag
static int vb2_vmalloc_map_dmabuf(void *mem_priv)
{
struct vb2_vmalloc_buf *buf = mem_priv;
+ struct dma_buf_map map;
+ int ret;
- buf->vaddr = dma_buf_vmap(buf->dbuf);
+ ret = dma_buf_vmap(buf->dbuf, &map);
+ if (ret)
+ return -EFAULT;
+ buf->vaddr = map.vaddr;
- return buf->vaddr ? 0 : -EFAULT;
+ return 0;
}
static void vb2_vmalloc_unmap_dmabuf(void *mem_priv)
{
struct vb2_vmalloc_buf *buf = mem_priv;
+ struct dma_buf_map map = DMA_BUF_MAP_INIT_VADDR(buf->vaddr);
- dma_buf_vunmap(buf->dbuf, buf->vaddr);
+ dma_buf_vunmap(buf->dbuf, &map);
buf->vaddr = NULL;
}
static void vb2_vmalloc_detach_dmabuf(void *mem_priv)
{
struct vb2_vmalloc_buf *buf = mem_priv;
+ struct dma_buf_map map = DMA_BUF_MAP_INIT_VADDR(buf->vaddr);
if (buf->vaddr)
- dma_buf_vunmap(buf->dbuf, buf->vaddr);
+ dma_buf_vunmap(buf->dbuf, &map);
kfree(buf);
}