diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_gem.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_gem.c | 98 |
1 files changed, 69 insertions, 29 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index 1fe95dfe48c9..aa1ca2dea42f 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -32,21 +32,18 @@ int radeon_gem_object_init(struct drm_gem_object *obj) { - /* we do nothings here */ + BUG(); + return 0; } void radeon_gem_object_free(struct drm_gem_object *gobj) { - struct radeon_bo *robj = gobj->driver_private; + struct radeon_bo *robj = gem_to_radeon_bo(gobj); - gobj->driver_private = NULL; if (robj) { radeon_bo_unref(&robj); } - - drm_gem_object_release(gobj); - kfree(gobj); } int radeon_gem_object_create(struct radeon_device *rdev, int size, @@ -54,36 +51,34 @@ int radeon_gem_object_create(struct radeon_device *rdev, int size, bool discardable, bool kernel, struct drm_gem_object **obj) { - struct drm_gem_object *gobj; struct radeon_bo *robj; int r; *obj = NULL; - gobj = drm_gem_object_alloc(rdev->ddev, size); - if (!gobj) { - return -ENOMEM; - } /* At least align on page size */ if (alignment < PAGE_SIZE) { alignment = PAGE_SIZE; } - r = radeon_bo_create(rdev, gobj, size, alignment, kernel, initial_domain, &robj); + r = radeon_bo_create(rdev, size, alignment, kernel, initial_domain, &robj); if (r) { if (r != -ERESTARTSYS) DRM_ERROR("Failed to allocate GEM object (%d, %d, %u, %d)\n", size, initial_domain, alignment, r); - drm_gem_object_unreference_unlocked(gobj); return r; } - gobj->driver_private = robj; - *obj = gobj; + *obj = &robj->gem_base; + + mutex_lock(&rdev->gem.mutex); + list_add_tail(&robj->list, &rdev->gem.objects); + mutex_unlock(&rdev->gem.mutex); + return 0; } int radeon_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain, uint64_t *gpu_addr) { - struct radeon_bo *robj = obj->driver_private; + struct radeon_bo *robj = gem_to_radeon_bo(obj); int r; r = radeon_bo_reserve(robj, false); @@ -96,7 +91,7 @@ int radeon_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain, void radeon_gem_object_unpin(struct drm_gem_object *obj) { - struct radeon_bo *robj = obj->driver_private; + struct radeon_bo *robj = gem_to_radeon_bo(obj); int r; r = radeon_bo_reserve(robj, false); @@ -114,7 +109,7 @@ int radeon_gem_set_domain(struct drm_gem_object *gobj, int r; /* FIXME: reeimplement */ - robj = gobj->driver_private; + robj = gem_to_radeon_bo(gobj); /* work out where to validate the buffer to */ domain = wdomain; if (!domain) { @@ -231,7 +226,7 @@ int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, if (gobj == NULL) { return -ENOENT; } - robj = gobj->driver_private; + robj = gem_to_radeon_bo(gobj); r = radeon_gem_set_domain(gobj, args->read_domains, args->write_domain); @@ -239,23 +234,31 @@ int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, return r; } -int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, - struct drm_file *filp) +int radeon_mode_dumb_mmap(struct drm_file *filp, + struct drm_device *dev, + uint32_t handle, uint64_t *offset_p) { - struct drm_radeon_gem_mmap *args = data; struct drm_gem_object *gobj; struct radeon_bo *robj; - gobj = drm_gem_object_lookup(dev, filp, args->handle); + gobj = drm_gem_object_lookup(dev, filp, handle); if (gobj == NULL) { return -ENOENT; } - robj = gobj->driver_private; - args->addr_ptr = radeon_bo_mmap_offset(robj); + robj = gem_to_radeon_bo(gobj); + *offset_p = radeon_bo_mmap_offset(robj); drm_gem_object_unreference_unlocked(gobj); return 0; } +int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp) +{ + struct drm_radeon_gem_mmap *args = data; + + return radeon_mode_dumb_mmap(filp, dev, args->handle, &args->addr_ptr); +} + int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { @@ -269,7 +272,7 @@ int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, if (gobj == NULL) { return -ENOENT; } - robj = gobj->driver_private; + robj = gem_to_radeon_bo(gobj); r = radeon_bo_wait(robj, &cur_placement, true); switch (cur_placement) { case TTM_PL_VRAM: @@ -299,7 +302,7 @@ int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, if (gobj == NULL) { return -ENOENT; } - robj = gobj->driver_private; + robj = gem_to_radeon_bo(gobj); r = radeon_bo_wait(robj, NULL, false); /* callback hw specific functions if any */ if (robj->rdev->asic->ioctl_wait_idle) @@ -320,7 +323,7 @@ int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data, gobj = drm_gem_object_lookup(dev, filp, args->handle); if (gobj == NULL) return -ENOENT; - robj = gobj->driver_private; + robj = gem_to_radeon_bo(gobj); r = radeon_bo_set_tiling_flags(robj, args->tiling_flags, args->pitch); drm_gem_object_unreference_unlocked(gobj); return r; @@ -338,7 +341,7 @@ int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data, gobj = drm_gem_object_lookup(dev, filp, args->handle); if (gobj == NULL) return -ENOENT; - rbo = gobj->driver_private; + rbo = gem_to_radeon_bo(gobj); r = radeon_bo_reserve(rbo, false); if (unlikely(r != 0)) goto out; @@ -348,3 +351,40 @@ out: drm_gem_object_unreference_unlocked(gobj); return r; } + +int radeon_mode_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args) +{ + struct radeon_device *rdev = dev->dev_private; + struct drm_gem_object *gobj; + uint32_t handle; + int r; + + args->pitch = radeon_align_pitch(rdev, args->width, args->bpp, 0) * ((args->bpp + 1) / 8); + args->size = args->pitch * args->height; + args->size = ALIGN(args->size, PAGE_SIZE); + + r = radeon_gem_object_create(rdev, args->size, 0, + RADEON_GEM_DOMAIN_VRAM, + false, ttm_bo_type_device, + &gobj); + if (r) + return -ENOMEM; + + r = drm_gem_handle_create(file_priv, gobj, &handle); + /* drop reference from allocate - handle holds it now */ + drm_gem_object_unreference_unlocked(gobj); + if (r) { + return r; + } + args->handle = handle; + return 0; +} + +int radeon_mode_dumb_destroy(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle) +{ + return drm_gem_handle_delete(file_priv, handle); +} |