search for: verify_access

...gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index dbaed0e67c21..d1d8fe6e1e93 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -110,14 +110,6 @@ static void qxl_evict_flags(struct ttm_buffer_object *bo, *placement = qbo->placement; } -static int qxl_verify_access(struct ttm_buffer_object *bo, struct file *filp) -{ - struct qxl_bo *qbo = to_qxl_bo(bo); - - return drm_vma_node_verify_access(&qbo->tbo.base.vma_node, - filp->private_data); -} - static int qxl_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) { @@ -...

...gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index 629ac8e77a21..54cc5a5b607e 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -110,14 +110,6 @@ static void qxl_evict_flags(struct ttm_buffer_object *bo, *placement = qbo->placement; } -static int qxl_verify_access(struct ttm_buffer_object *bo, struct file *filp) -{ - struct qxl_bo *qbo = to_qxl_bo(bo); - - return drm_vma_node_verify_access(&qbo->tbo.base.vma_node, - filp->private_data); -} - static int qxl_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) { @@ -...

...id bo_driver_evict_flags(struct ttm_buffer_object *bo, + struct ttm_placement *placement) +{ + struct drm_vram_mm *vmm = drm_vram_mm_of_bdev(bo->bdev); + + if (vmm->funcs && vmm->funcs->evict_flags) + vmm->funcs->evict_flags(bo, placement); +} + +static int bo_driver_verify_access(struct ttm_buffer_object *bo, + struct file *filp) +{ + struct drm_vram_mm *vmm = drm_vram_mm_of_bdev(bo->bdev); + + if (!vmm->funcs || !vmm->funcs->verify_access) + return 0; + return vmm->funcs->verify_access(bo, filp); +} + +static int bo_driver_io_mem_reserve(struct ttm...

VRAM MM and GEM VRAM are only used with each other. This patch set moves VRAM MM into GEM VRAM source files and cleans up the helper's public interface. Thomas Zimmermann (4): drm/vram: Move VRAM memory manager to GEM VRAM implementation drm/vram: Have VRAM MM call GEM VRAM functions directly drm/vram: Unexport internal functions of VRAM MM drm/vram: Unconditonally set BO call-back

VRAM MM and GEM VRAM are only used with each other. This patch set moves VRAM MM into GEM VRAM source files and cleans up the helper's public interface. Version 2 of the patch set doesn't contain functional changes. I'm reposting due to the rebasing onto the debugfs patches. v2: * updated for debugfs support * fixed typos in comments Thomas Zimmermann (4): drm/vram: Move VRAM

...gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index 3a24145dd516..bcf48b062a85 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -151,14 +151,6 @@ static void qxl_evict_flags(struct ttm_buffer_object *bo, *placement = qbo->placement; } -static int qxl_verify_access(struct ttm_buffer_object *bo, struct file *filp) -{ - struct qxl_bo *qbo = to_qxl_bo(bo); - - return drm_vma_node_verify_access(&qbo->tbo.base.vma_node, - filp->private_data); -} - static int qxl_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) { @@ -...

Several simple framebuffer drivers copy most of the TTM code from each other. The implementation is always the same; except for the name of some data structures. As recently discussed, this patch set provides generic memory-management code for simple framebuffers with dedicated video memory. It further converts the respective drivers to the generic code. The shared code is basically the same

...x_bo_driver = { > - .ttm_tt_create = vbox_ttm_tt_create, > - .init_mem_type = vbox_bo_init_mem_type, > - .eviction_valuable = ttm_bo_eviction_valuable, > +static const struct drm_simple_ttm_funcs vbox_simple_ttm_funcs = { > .evict_flags = drm_gem_ttm_bo_driver_evict_flags, > - .verify_access = drm_gem_ttm_bo_driver_verify_access, > - .io_mem_reserve = &vbox_ttm_io_mem_reserve, > - .io_mem_free = &vbox_ttm_io_mem_free, > + .verify_access = drm_gem_ttm_bo_driver_verify_access > }; > > int vbox_mm_init(struct vbox_private *vbox) > { > int ret; &...

...struct ttm_bo_driver ast_bo_driver = { - .ttm_tt_create = ast_ttm_tt_create, - .init_mem_type = ast_bo_init_mem_type, - .eviction_valuable = ttm_bo_eviction_valuable, +static const struct drm_vram_mm_funcs ast_vram_mm_funcs = { .evict_flags = drm_gem_vram_bo_driver_evict_flags, - .move = NULL, - .verify_access = drm_gem_vram_bo_driver_verify_access, - .io_mem_reserve = &ast_ttm_io_mem_reserve, - .io_mem_free = &ast_ttm_io_mem_free, + .verify_access = drm_gem_vram_bo_driver_verify_access }; int ast_mm_init(struct ast_private *ast) { int ret; struct drm_device *dev = ast->dev; - struct...

Hi, On 08-04-19 11:21, Thomas Zimmermann wrote: > This patch replaces |struct vbox_bo| and its helpers with the generic > implementation of |struct drm_gem_ttm_object|. The only change in > semantics is that &ttm_bo_driver.verify_access() now does the actual > verification. > > Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de> Nice cleanup, thank you, patch looks good to me: Reviewed-by: Hans de Goede <hdegoede at redhat.com> Regards, Hans > --- > drivers/gpu/drm/vboxvideo/Kconfig |...

...j) -{ - return 0; -} - struct ttm_bo_driver nouveau_bo_driver = { .ttm_tt_create = &nouveau_ttm_tt_create, .ttm_tt_populate = &nouveau_ttm_tt_populate, @@ -1474,11 +1443,6 @@ struct ttm_bo_driver nouveau_bo_driver = { .move_notify = nouveau_bo_move_ntfy, .move = nouveau_bo_move, .verify_access = nouveau_bo_verify_access, - .sync_obj_signaled = nouveau_bo_fence_signalled, - .sync_obj_wait = nouveau_bo_fence_wait, - .sync_obj_flush = nouveau_bo_fence_flush, - .sync_obj_unref = nouveau_bo_fence_unref, - .sync_obj_ref = nouveau_bo_fence_ref, .fault_reserve_notify = &nouveau_ttm_fault_r...

Several simple framebuffer drivers copy most of the TTM code from each other. The implementation is always the same; except for the name of some data structures. As recently discussed, this patch set provides generic memory-management code for simple framebuffers with dedicated video memory. It further converts the respective drivers to the generic code. The shared code is basically the same

Several simple framebuffer drivers copy most of the TTM code from each other. The implementation is always the same; except for the name of some data structures. As recently discussed, this patch set provides generic memory-management code for simple framebuffers with dedicated video memory. It further converts the respective drivers to the generic code. The shared code is basically the same

...j) -{ - return 0; -} - struct ttm_bo_driver nouveau_bo_driver = { .ttm_tt_create = &nouveau_ttm_tt_create, .ttm_tt_populate = &nouveau_ttm_tt_populate, @@ -1474,11 +1443,6 @@ struct ttm_bo_driver nouveau_bo_driver = { .move_notify = nouveau_bo_move_ntfy, .move = nouveau_bo_move, .verify_access = nouveau_bo_verify_access, - .sync_obj_signaled = nouveau_bo_fence_signalled, - .sync_obj_wait = nouveau_bo_fence_wait, - .sync_obj_flush = nouveau_bo_fence_flush, - .sync_obj_unref = nouveau_bo_fence_unref, - .sync_obj_ref = nouveau_bo_fence_ref, .fault_reserve_notify = &nouveau_ttm_fault_r...

Several simple framebuffer drivers copy most of the TTM code from each other. The implementation is always the same; except for the name of some data structures. As recently discussed, this patch set provides generic memory-management code for simple framebuffers with dedicated video memory. It further converts the respective drivers to the generic code. The shared code is basically the same

Several simple framebuffer drivers copy most of the TTM code from each other. The implementation is always the same; except for the name of some data structures. As recently discussed, this patch set provides generic memory-management code for simple framebuffers with dedicated video memory. It further converts the respective drivers to the generic code. The shared code is basically the same

Several simple framebuffer drivers copy most of the TTM code from each other. The implementation is always the same; except for the name of some data structures. As recently discussed, this patch set provides generic memory-management code for simple framebuffers with dedicated video memory. It further converts the respective drivers to the generic code. The shared code is basically the same

...*gbo; + + /* TTM may pass BOs that are not GEM VRAM BOs. */ + if (!drm_is_gem_vram(bo)) + return; + + gbo = drm_gem_vram_of_bo(bo); + drm_gem_vram_placement(gbo, TTM_PL_FLAG_SYSTEM); + *pl = gbo->placement; +} +EXPORT_SYMBOL(drm_gem_vram_bo_driver_evict_flags); + +/** + * drm_gem_vram_bo_driver_verify_access() - \ + Implements &struct ttm_bo_driver.verify_access + * @bo: TTM buffer object. Refers to &struct drm_gem_vram_object.bo + * @filp: File pointer. + * + * Returns: + * 0 on success, or + * a negative errno code otherwise. + */ +int drm_gem_vram_bo_driver_verify_access(struct ttm_buffer_o...

...*gbo; + + /* TTM may pass BOs that are not GEM VRAM BOs. */ + if (!drm_is_gem_vram(bo)) + return; + + gbo = drm_gem_vram_of_bo(bo); + drm_gem_vram_placement(gbo, TTM_PL_FLAG_SYSTEM); + *pl = gbo->placement; +} +EXPORT_SYMBOL(drm_gem_vram_bo_driver_evict_flags); + +/** + * drm_gem_vram_bo_driver_verify_access() - \ + Implements &struct ttm_bo_driver.verify_access + * @bo: TTM buffer object. Refers to &struct drm_gem_vram_object.bo + * @filp: File pointer. + * + * Returns: + * 0 on success, or + * a negative errno code otherwise. + */ +int drm_gem_vram_bo_driver_verify_access(struct ttm_buffer_o...

...*gbo; + + /* TTM may pass BOs that are not GEM VRAM BOs. */ + if (!drm_is_gem_vram(bo)) + return; + + gbo = drm_gem_vram_of_bo(bo); + drm_gem_vram_placement(gbo, TTM_PL_FLAG_SYSTEM); + *pl = gbo->placement; +} +EXPORT_SYMBOL(drm_gem_vram_bo_driver_evict_flags); + +/** + * drm_gem_vram_bo_driver_verify_access() - \ + Implements &struct ttm_bo_driver.verify_access + * @bo: TTM buffer object. Refers to &struct drm_gem_vram_object.bo + * @filp: File pointer. + * + * Returns: + * 0 on success, or + * a negative errno code otherwise. + */ +int drm_gem_vram_bo_driver_verify_access(struct ttm_buffer_o...