diff options
| -rw-r--r-- | drivers/gpu/drm/ast/ast_fb.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_gem_vram_helper.c | 32 | ||||
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_cursor.c | 40 | ||||
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_fb.c | 11 | ||||
| -rw-r--r-- | include/drm/drm_gem_vram_helper.h | 8 |
6 files changed, 56 insertions, 58 deletions
diff --git a/drivers/gpu/drm/ast/ast_fb.c b/drivers/gpu/drm/ast/ast_fb.c index 505e602855c0..05f45222b702 100644 --- a/drivers/gpu/drm/ast/ast_fb.c +++ b/drivers/gpu/drm/ast/ast_fb.c @@ -62,13 +62,12 @@ static void ast_dirty_update(struct ast_fbdev *afbdev, obj = afbdev->afb.obj; gbo = drm_gem_vram_of_gem(obj); - /* - * try and reserve the BO, if we fail with busy - * then the BO is being moved and we should - * store up the damage until later. + /* Try to lock the BO. If we fail with -EBUSY then + * the BO is being moved and we should store up the + * damage until later. */ if (drm_can_sleep()) - ret = drm_gem_vram_reserve(gbo, true); + ret = drm_gem_vram_lock(gbo, true); if (ret) { if (ret != -EBUSY) return; @@ -127,7 +126,7 @@ static void ast_dirty_update(struct ast_fbdev *afbdev, drm_gem_vram_kunmap(gbo); out: - drm_gem_vram_unreserve(gbo); + drm_gem_vram_unlock(gbo); } static void ast_fillrect(struct fb_info *info, diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index fbafe3994654..fb700d620b64 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -1201,7 +1201,7 @@ static int ast_cursor_set(struct drm_crtc *crtc, } gbo = drm_gem_vram_of_gem(obj); - ret = drm_gem_vram_reserve(gbo, false); + ret = drm_gem_vram_lock(gbo, false); if (ret) goto fail; @@ -1209,7 +1209,7 @@ static int ast_cursor_set(struct drm_crtc *crtc, src = drm_gem_vram_kmap_at(gbo, true, &src_isiomem, &uobj_map); if (IS_ERR(src)) { ret = PTR_ERR(src); - goto fail_unreserve; + goto fail_unlock; } if (src_isiomem == true) DRM_ERROR("src cursor bo should be in main memory\n"); @@ -1218,7 +1218,7 @@ static int ast_cursor_set(struct drm_crtc *crtc, false, &dst_isiomem, &ast->cache_kmap); if (IS_ERR(dst)) { ret = PTR_ERR(dst); - goto fail_unreserve; + goto fail_unlock; } if (dst_isiomem == false) DRM_ERROR("dst bo should be in VRAM\n"); @@ -1229,7 +1229,7 @@ static int ast_cursor_set(struct drm_crtc *crtc, csum = copy_cursor_image(src, dst, width, height); drm_gem_vram_kunmap_at(gbo, &uobj_map); - drm_gem_vram_unreserve(gbo); + drm_gem_vram_unlock(gbo); /* write checksum + signature */ { @@ -1262,8 +1262,8 @@ static int ast_cursor_set(struct drm_crtc *crtc, drm_gem_object_put_unlocked(obj); return 0; -fail_unreserve: - drm_gem_vram_unreserve(gbo); +fail_unlock: + drm_gem_vram_unlock(gbo); fail: drm_gem_object_put_unlocked(obj); return ret; diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index b341b70832be..aefb0c361486 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -152,7 +152,7 @@ void drm_gem_vram_put(struct drm_gem_vram_object *gbo) EXPORT_SYMBOL(drm_gem_vram_put); /** - * drm_gem_vram_reserve() - Reserves a VRAM-backed GEM object + * drm_gem_vram_lock() - Locks a VRAM-backed GEM object * @gbo: the GEM VRAM object * @no_wait: don't wait for buffer object to become available * @@ -162,24 +162,24 @@ EXPORT_SYMBOL(drm_gem_vram_put); * 0 on success, or * a negative error code otherwise */ -int drm_gem_vram_reserve(struct drm_gem_vram_object *gbo, bool no_wait) +int drm_gem_vram_lock(struct drm_gem_vram_object *gbo, bool no_wait) { return ttm_bo_reserve(&gbo->bo, true, no_wait, NULL); } -EXPORT_SYMBOL(drm_gem_vram_reserve); +EXPORT_SYMBOL(drm_gem_vram_lock); /** - * drm_gem_vram_unreserve() - \ - Release a reservation acquired by drm_gem_vram_reserve() + * drm_gem_vram_unlock() - \ + Release a reservation acquired by drm_gem_vram_lock() * @gbo: the GEM VRAM object * * See ttm_bo_unreserve() for more information. */ -void drm_gem_vram_unreserve(struct drm_gem_vram_object *gbo) +void drm_gem_vram_unlock(struct drm_gem_vram_object *gbo) { ttm_bo_unreserve(&gbo->bo); } -EXPORT_SYMBOL(drm_gem_vram_unreserve); +EXPORT_SYMBOL(drm_gem_vram_unlock); /** * drm_gem_vram_mmap_offset() - Returns a GEM VRAM object's mmap offset @@ -263,7 +263,7 @@ err_ttm_bo_unreserve: EXPORT_SYMBOL(drm_gem_vram_pin); /** - * drm_gem_vram_pin_reserved() - Pins a GEM VRAM object in a region. + * drm_gem_vram_pin_locked() - Pins a GEM VRAM object in a region. * @gbo: the GEM VRAM object * @pl_flag: a bitmask of possible memory regions * @@ -272,14 +272,14 @@ EXPORT_SYMBOL(drm_gem_vram_pin); * it can be pinned to another region. * * This function pins a GEM VRAM object that has already been - * reserved. Use drm_gem_vram_pin() if possible. + * locked. Use drm_gem_vram_pin() if possible. * * Returns: * 0 on success, or * a negative error code otherwise. */ -int drm_gem_vram_pin_reserved(struct drm_gem_vram_object *gbo, - unsigned long pl_flag) +int drm_gem_vram_pin_locked(struct drm_gem_vram_object *gbo, + unsigned long pl_flag) { int i, ret; struct ttm_operation_ctx ctx = { false, false }; @@ -301,7 +301,7 @@ int drm_gem_vram_pin_reserved(struct drm_gem_vram_object *gbo, return 0; } -EXPORT_SYMBOL(drm_gem_vram_pin_reserved); +EXPORT_SYMBOL(drm_gem_vram_pin_locked); /** * drm_gem_vram_unpin() - Unpins a GEM VRAM object @@ -346,17 +346,17 @@ err_ttm_bo_unreserve: EXPORT_SYMBOL(drm_gem_vram_unpin); /** - * drm_gem_vram_unpin_reserved() - Unpins a GEM VRAM object + * drm_gem_vram_unpin_locked() - Unpins a GEM VRAM object * @gbo: the GEM VRAM object * * This function unpins a GEM VRAM object that has already been - * reserved. Use drm_gem_vram_unpin() if possible. + * locked. Use drm_gem_vram_unpin() if possible. * * Returns: * 0 on success, or * a negative error code otherwise. */ -int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo) +int drm_gem_vram_unpin_locked(struct drm_gem_vram_object *gbo) { int i, ret; struct ttm_operation_ctx ctx = { false, false }; @@ -377,7 +377,7 @@ int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo) return 0; } -EXPORT_SYMBOL(drm_gem_vram_unpin_reserved); +EXPORT_SYMBOL(drm_gem_vram_unpin_locked); /** * drm_gem_vram_kmap_at() - Maps a GEM VRAM object into kernel address space diff --git a/drivers/gpu/drm/mgag200/mgag200_cursor.c b/drivers/gpu/drm/mgag200/mgag200_cursor.c index 1c4fc85315a0..06a8c076cb33 100644 --- a/drivers/gpu/drm/mgag200/mgag200_cursor.c +++ b/drivers/gpu/drm/mgag200/mgag200_cursor.c @@ -23,9 +23,9 @@ static void mga_hide_cursor(struct mga_device *mdev) WREG8(MGA_CURPOSXL, 0); WREG8(MGA_CURPOSXH, 0); if (mdev->cursor.pixels_1->pin_count) - drm_gem_vram_unpin_reserved(mdev->cursor.pixels_1); + drm_gem_vram_unpin_locked(mdev->cursor.pixels_1); if (mdev->cursor.pixels_2->pin_count) - drm_gem_vram_unpin_reserved(mdev->cursor.pixels_2); + drm_gem_vram_unpin_locked(mdev->cursor.pixels_2); } int mga_crtc_cursor_set(struct drm_crtc *crtc, @@ -80,53 +80,53 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, if (!obj) return -ENOENT; - ret = drm_gem_vram_reserve(pixels_1, true); + ret = drm_gem_vram_lock(pixels_1, true); if (ret) { WREG8(MGA_CURPOSXL, 0); WREG8(MGA_CURPOSXH, 0); goto out_unref; } - ret = drm_gem_vram_reserve(pixels_2, true); + ret = drm_gem_vram_lock(pixels_2, true); if (ret) { WREG8(MGA_CURPOSXL, 0); WREG8(MGA_CURPOSXH, 0); - drm_gem_vram_unreserve(pixels_1); - goto out_unreserve1; + drm_gem_vram_unlock(pixels_1); + goto out_unlock1; } /* Move cursor buffers into VRAM if they aren't already */ if (!pixels_1->pin_count) { - ret = drm_gem_vram_pin_reserved(pixels_1, - DRM_GEM_VRAM_PL_FLAG_VRAM); + ret = drm_gem_vram_pin_locked(pixels_1, + DRM_GEM_VRAM_PL_FLAG_VRAM); if (ret) goto out1; gpu_addr = drm_gem_vram_offset(pixels_1); if (gpu_addr < 0) { - drm_gem_vram_unpin_reserved(pixels_1); + drm_gem_vram_unpin_locked(pixels_1); goto out1; } mdev->cursor.pixels_1_gpu_addr = gpu_addr; } if (!pixels_2->pin_count) { - ret = drm_gem_vram_pin_reserved(pixels_2, - DRM_GEM_VRAM_PL_FLAG_VRAM); + ret = drm_gem_vram_pin_locked(pixels_2, + DRM_GEM_VRAM_PL_FLAG_VRAM); if (ret) { - drm_gem_vram_unpin_reserved(pixels_1); + drm_gem_vram_unpin_locked(pixels_1); goto out1; } gpu_addr = drm_gem_vram_offset(pixels_2); if (gpu_addr < 0) { - drm_gem_vram_unpin_reserved(pixels_1); - drm_gem_vram_unpin_reserved(pixels_2); + drm_gem_vram_unpin_locked(pixels_1); + drm_gem_vram_unpin_locked(pixels_2); goto out1; } mdev->cursor.pixels_2_gpu_addr = gpu_addr; } gbo = drm_gem_vram_of_gem(obj); - ret = drm_gem_vram_reserve(gbo, true); + ret = drm_gem_vram_lock(gbo, true); if (ret) { - dev_err(&dev->pdev->dev, "failed to reserve user bo\n"); + dev_err(&dev->pdev->dev, "failed to lock user bo\n"); goto out1; } src = drm_gem_vram_kmap(gbo, true, NULL); @@ -250,13 +250,13 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, out3: drm_gem_vram_kunmap(gbo); out2: - drm_gem_vram_unreserve(gbo); + drm_gem_vram_unlock(gbo); out1: if (ret) mga_hide_cursor(mdev); - drm_gem_vram_unreserve(pixels_1); -out_unreserve1: - drm_gem_vram_unreserve(pixels_2); + drm_gem_vram_unlock(pixels_1); +out_unlock1: + drm_gem_vram_unlock(pixels_2); out_unref: drm_gem_object_put_unlocked(obj); diff --git a/drivers/gpu/drm/mgag200/mgag200_fb.c b/drivers/gpu/drm/mgag200/mgag200_fb.c index 87217bdce9f8..97c575a9a86f 100644 --- a/drivers/gpu/drm/mgag200/mgag200_fb.c +++ b/drivers/gpu/drm/mgag200/mgag200_fb.c @@ -36,13 +36,12 @@ static void mga_dirty_update(struct mga_fbdev *mfbdev, obj = mfbdev->mfb.obj; gbo = drm_gem_vram_of_gem(obj); - /* - * try and reserve the BO, if we fail with busy - * then the BO is being moved and we should - * store up the damage until later. + /* Try to lock the BO. If we fail with -EBUSY then + * the BO is being moved and we should store up the + * damage until later. */ if (drm_can_sleep()) - ret = drm_gem_vram_reserve(gbo, true); + ret = drm_gem_vram_lock(gbo, true); if (ret) { if (ret != -EBUSY) return; @@ -101,7 +100,7 @@ static void mga_dirty_update(struct mga_fbdev *mfbdev, drm_gem_vram_kunmap(gbo); out: - drm_gem_vram_unreserve(gbo); + drm_gem_vram_unlock(gbo); } static void mga_fillrect(struct fb_info *info, diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h index 22e52d7dfbb7..4d1d2c1bf32b 100644 --- a/include/drm/drm_gem_vram_helper.h +++ b/include/drm/drm_gem_vram_helper.h @@ -77,15 +77,15 @@ struct drm_gem_vram_object *drm_gem_vram_create(struct drm_device *dev, unsigned long pg_align, bool interruptible); void drm_gem_vram_put(struct drm_gem_vram_object *gbo); -int drm_gem_vram_reserve(struct drm_gem_vram_object *gbo, bool no_wait); -void drm_gem_vram_unreserve(struct drm_gem_vram_object *gbo); +int drm_gem_vram_lock(struct drm_gem_vram_object *gbo, bool no_wait); +void drm_gem_vram_unlock(struct drm_gem_vram_object *gbo); u64 drm_gem_vram_mmap_offset(struct drm_gem_vram_object *gbo); s64 drm_gem_vram_offset(struct drm_gem_vram_object *gbo); int drm_gem_vram_pin(struct drm_gem_vram_object *gbo, unsigned long pl_flag); -int drm_gem_vram_pin_reserved(struct drm_gem_vram_object *gbo, +int drm_gem_vram_pin_locked(struct drm_gem_vram_object *gbo, unsigned long pl_flag); int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); -int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo); +int drm_gem_vram_unpin_locked(struct drm_gem_vram_object *gbo); void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map, bool *is_iomem, struct ttm_bo_kmap_obj *kmap); void *drm_gem_vram_kmap(struct drm_gem_vram_object *gbo, bool map, |