diff options
Diffstat (limited to 'drivers/gpu/drm/drm_gem_vram_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem_vram_helper.c | 94 |
1 files changed, 45 insertions, 49 deletions
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index 4de782ca26b2..fd751078bae1 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -7,6 +7,8 @@ #include <drm/drm_vram_mm_helper.h> #include <drm/ttm/ttm_page_alloc.h> +static const struct drm_gem_object_funcs drm_gem_vram_object_funcs; + /** * DOC: overview * @@ -24,7 +26,7 @@ static void drm_gem_vram_cleanup(struct drm_gem_vram_object *gbo) * TTM buffer object in 'bo' has already been cleaned * up; only release the GEM object. */ - drm_gem_object_release(&gbo->gem); + drm_gem_object_release(&gbo->bo.base); } static void drm_gem_vram_destroy(struct drm_gem_vram_object *gbo) @@ -80,7 +82,10 @@ static int drm_gem_vram_init(struct drm_device *dev, int ret; size_t acc_size; - ret = drm_gem_object_init(dev, &gbo->gem, size); + if (!gbo->bo.base.funcs) + gbo->bo.base.funcs = &drm_gem_vram_object_funcs; + + ret = drm_gem_object_init(dev, &gbo->bo.base, size); if (ret) return ret; @@ -98,7 +103,7 @@ static int drm_gem_vram_init(struct drm_device *dev, return 0; err_drm_gem_object_release: - drm_gem_object_release(&gbo->gem); + drm_gem_object_release(&gbo->bo.base); return ret; } @@ -163,7 +168,7 @@ EXPORT_SYMBOL(drm_gem_vram_put); */ u64 drm_gem_vram_mmap_offset(struct drm_gem_vram_object *gbo) { - return drm_vma_node_offset_addr(&gbo->bo.vma_node); + return drm_vma_node_offset_addr(&gbo->bo.base.vma_node); } EXPORT_SYMBOL(drm_gem_vram_mmap_offset); @@ -378,11 +383,11 @@ int drm_gem_vram_fill_create_dumb(struct drm_file *file, if (IS_ERR(gbo)) return PTR_ERR(gbo); - ret = drm_gem_handle_create(file, &gbo->gem, &handle); + ret = drm_gem_handle_create(file, &gbo->bo.base, &handle); if (ret) goto err_drm_gem_object_put_unlocked; - drm_gem_object_put_unlocked(&gbo->gem); + drm_gem_object_put_unlocked(&gbo->bo.base); args->pitch = pitch; args->size = size; @@ -391,7 +396,7 @@ int drm_gem_vram_fill_create_dumb(struct drm_file *file, return 0; err_drm_gem_object_put_unlocked: - drm_gem_object_put_unlocked(&gbo->gem); + drm_gem_object_put_unlocked(&gbo->bo.base); return ret; } EXPORT_SYMBOL(drm_gem_vram_fill_create_dumb); @@ -441,7 +446,7 @@ int drm_gem_vram_bo_driver_verify_access(struct ttm_buffer_object *bo, { struct drm_gem_vram_object *gbo = drm_gem_vram_of_bo(bo); - return drm_vma_node_verify_access(&gbo->gem.vma_node, + return drm_vma_node_verify_access(&gbo->bo.base.vma_node, filp->private_data); } EXPORT_SYMBOL(drm_gem_vram_bo_driver_verify_access); @@ -460,21 +465,24 @@ const struct drm_vram_mm_funcs drm_gem_vram_mm_funcs = { EXPORT_SYMBOL(drm_gem_vram_mm_funcs); /* - * Helpers for struct drm_driver + * Helpers for struct drm_gem_object_funcs */ /** - * drm_gem_vram_driver_gem_free_object_unlocked() - \ - Implements &struct drm_driver.gem_free_object_unlocked - * @gem: GEM object. Refers to &struct drm_gem_vram_object.gem + * drm_gem_vram_object_free() - \ + Implements &struct drm_gem_object_funcs.free + * @gem: GEM object. Refers to &struct drm_gem_vram_object.gem */ -void drm_gem_vram_driver_gem_free_object_unlocked(struct drm_gem_object *gem) +static void drm_gem_vram_object_free(struct drm_gem_object *gem) { struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem); drm_gem_vram_put(gbo); } -EXPORT_SYMBOL(drm_gem_vram_driver_gem_free_object_unlocked); + +/* + * Helpers for dump buffers + */ /** * drm_gem_vram_driver_create_dumb() - \ @@ -536,19 +544,19 @@ int drm_gem_vram_driver_dumb_mmap_offset(struct drm_file *file, EXPORT_SYMBOL(drm_gem_vram_driver_dumb_mmap_offset); /* - * PRIME helpers for struct drm_driver + * PRIME helpers */ /** - * drm_gem_vram_driver_gem_prime_pin() - \ - Implements &struct drm_driver.gem_prime_pin + * drm_gem_vram_object_pin() - \ + Implements &struct drm_gem_object_funcs.pin * @gem: The GEM object to pin * * Returns: * 0 on success, or * a negative errno code otherwise. */ -int drm_gem_vram_driver_gem_prime_pin(struct drm_gem_object *gem) +static int drm_gem_vram_object_pin(struct drm_gem_object *gem) { struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem); @@ -562,31 +570,29 @@ int drm_gem_vram_driver_gem_prime_pin(struct drm_gem_object *gem) */ return drm_gem_vram_pin(gbo, 0); } -EXPORT_SYMBOL(drm_gem_vram_driver_gem_prime_pin); /** - * drm_gem_vram_driver_gem_prime_unpin() - \ - Implements &struct drm_driver.gem_prime_unpin + * drm_gem_vram_object_unpin() - \ + Implements &struct drm_gem_object_funcs.unpin * @gem: The GEM object to unpin */ -void drm_gem_vram_driver_gem_prime_unpin(struct drm_gem_object *gem) +static void drm_gem_vram_object_unpin(struct drm_gem_object *gem) { struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem); drm_gem_vram_unpin(gbo); } -EXPORT_SYMBOL(drm_gem_vram_driver_gem_prime_unpin); /** - * drm_gem_vram_driver_gem_prime_vmap() - \ - Implements &struct drm_driver.gem_prime_vmap + * drm_gem_vram_object_vmap() - \ + Implements &struct drm_gem_object_funcs.vmap * @gem: The GEM object to map * * Returns: * The buffers virtual address on success, or * NULL otherwise. */ -void *drm_gem_vram_driver_gem_prime_vmap(struct drm_gem_object *gem) +static void *drm_gem_vram_object_vmap(struct drm_gem_object *gem) { struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem); int ret; @@ -602,40 +608,30 @@ void *drm_gem_vram_driver_gem_prime_vmap(struct drm_gem_object *gem) } return base; } -EXPORT_SYMBOL(drm_gem_vram_driver_gem_prime_vmap); /** - * drm_gem_vram_driver_gem_prime_vunmap() - \ - Implements &struct drm_driver.gem_prime_vunmap + * drm_gem_vram_object_vunmap() - \ + Implements &struct drm_gem_object_funcs.vunmap * @gem: The GEM object to unmap * @vaddr: The mapping's base address */ -void drm_gem_vram_driver_gem_prime_vunmap(struct drm_gem_object *gem, - void *vaddr) +static void drm_gem_vram_object_vunmap(struct drm_gem_object *gem, + void *vaddr) { struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem); drm_gem_vram_kunmap(gbo); drm_gem_vram_unpin(gbo); } -EXPORT_SYMBOL(drm_gem_vram_driver_gem_prime_vunmap); -/** - * drm_gem_vram_driver_gem_prime_mmap() - \ - Implements &struct drm_driver.gem_prime_mmap - * @gem: The GEM object to map - * @vma: The VMA describing the mapping - * - * Returns: - * 0 on success, or - * a negative errno code otherwise. +/* + * GEM object funcs */ -int drm_gem_vram_driver_gem_prime_mmap(struct drm_gem_object *gem, - struct vm_area_struct *vma) -{ - struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(gem); - gbo->gem.vma_node.vm_node.start = gbo->bo.vma_node.vm_node.start; - return drm_gem_prime_mmap(gem, vma); -} -EXPORT_SYMBOL(drm_gem_vram_driver_gem_prime_mmap); +static const struct drm_gem_object_funcs drm_gem_vram_object_funcs = { + .free = drm_gem_vram_object_free, + .pin = drm_gem_vram_object_pin, + .unpin = drm_gem_vram_object_unpin, + .vmap = drm_gem_vram_object_vmap, + .vunmap = drm_gem_vram_object_vunmap +}; |