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| author | Maarten Lankhorst <maarten.lankhorst@canonical.com> | 2014-07-01 12:57:26 +0200 |
|---|---|---|
| committer | Chanho Park <chanho61.park@samsung.com> | 2014-11-21 19:12:25 +0900 |
| commit | 31bb2684fe395a8ef42e52e2601ac8ce11791248 (patch) | |
| tree | 3d4686e8512328aac4d54a3ac15a53ff644d57d0 /include | |
| parent | 3b4c89ce0ce979c5edd377a3e7d5d83cbf490cca (diff) | |
| download | linux-3.10-31bb2684fe395a8ef42e52e2601ac8ce11791248.tar.gz linux-3.10-31bb2684fe395a8ef42e52e2601ac8ce11791248.tar.bz2 linux-3.10-31bb2684fe395a8ef42e52e2601ac8ce11791248.zip | |
dma-buf: use reservation objects
This allows reservation objects to be used in dma-buf. it's required
for implementing polling support on the fences that belong to a dma-buf.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com> #drivers/media/v4l2-core/
Acked-by: Thomas Hellstrom <thellstrom@vmware.com> #drivers/gpu/drm/ttm
Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net> #drivers/gpu/drm/armada/
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Conflicts:
drivers/gpu/drm/armada/armada_gem.c
drivers/gpu/drm/drm_prime.c
drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
drivers/gpu/drm/i915/i915_gem_dmabuf.c
drivers/gpu/drm/nouveau/nouveau_drm.c
drivers/gpu/drm/nouveau/nouveau_gem.h
drivers/gpu/drm/nouveau/nouveau_prime.c
drivers/gpu/drm/radeon/radeon_drv.c
drivers/gpu/drm/tegra/gem.c
drivers/gpu/drm/ttm/ttm_object.c
drivers/staging/android/ion/ion.c
Change-Id: I44fbb1f41500deaf9067eb5d7e1c6ed758231d69
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drmP.h | 3 | ||||
| -rw-r--r-- | include/linux/dma-buf.h | 9 |
2 files changed, 9 insertions, 3 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index c5fae786046..cf0646da165 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -87,6 +87,7 @@ struct drm_device; struct device_node; struct videomode; +struct reservation_object; #include <drm/drm_os_linux.h> #include <drm/drm_hashtab.h> @@ -942,6 +943,8 @@ struct drm_driver { /* low-level interface used by drm_gem_prime_{import,export} */ int (*gem_prime_pin)(struct drm_gem_object *obj); void (*gem_prime_unpin)(struct drm_gem_object *obj); + struct reservation_object * (*gem_prime_res_obj)( + struct drm_gem_object *obj); struct sg_table *(*gem_prime_get_sg_table)(struct drm_gem_object *obj); struct drm_gem_object *(*gem_prime_import_sg_table)( struct drm_device *dev, size_t size, diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index f886985a28b..fd7def2e0ae 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -115,6 +115,7 @@ struct dma_buf_ops { * @exp_name: name of the exporter; useful for debugging. * @list_node: node for dma_buf accounting and debugging. * @priv: exporter specific private data for this buffer object. + * @resv: reservation object linked to this dma-buf */ struct dma_buf { size_t size; @@ -128,6 +129,7 @@ struct dma_buf { const char *exp_name; struct list_head list_node; void *priv; + struct reservation_object *resv; }; /** @@ -168,10 +170,11 @@ void dma_buf_detach(struct dma_buf *dmabuf, struct dma_buf_attachment *dmabuf_attach); struct dma_buf *dma_buf_export_named(void *priv, const struct dma_buf_ops *ops, - size_t size, int flags, const char *); + size_t size, int flags, const char *, + struct reservation_object *); -#define dma_buf_export(priv, ops, size, flags) \ - dma_buf_export_named(priv, ops, size, flags, KBUILD_MODNAME) +#define dma_buf_export(priv, ops, size, flags, resv) \ + dma_buf_export_named(priv, ops, size, flags, KBUILD_MODNAME, resv) int dma_buf_fd(struct dma_buf *dmabuf, int flags); struct dma_buf *dma_buf_get(int fd); |