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drm/i915: Rename drm_gem_object_unreference in preparation for lockless free 

Ultimately wraps kref_put(), so adopt its nomenclature for consistency
with other subsystems.

s/drm_gem_object_unreference/i915_gem_object_put/

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1469005202-9659-6-git-send-email-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1469017917-15134-5-git-send-email-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2016-07-20 13:31:53 +01:00
parent 25dc556a2a
commit f8c417cdb1
18 changed files with 65 additions and 54 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/gpu/drm/i915/i915_drv.h
View File

@ -2317,6 +2317,16 @@ i915_gem_object_get(struct drm_i915_gem_object *obj)
__deprecated
extern void drm_gem_object_reference(struct drm_gem_object *);
__attribute__((nonnull))
static inline void
i915_gem_object_put(struct drm_i915_gem_object *obj)
{
drm_gem_object_unreference(&obj->base);
}
__deprecated
extern void drm_gem_object_unreference(struct drm_gem_object *);
static inline bool
i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj)
{

26
drivers/gpu/drm/i915/i915_gem.c
View File

@ -295,7 +295,7 @@ drop_pages(struct drm_i915_gem_object *obj)
break;
ret = i915_gem_object_put_pages(obj);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return ret;
}
@ -887,7 +887,7 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
args->offset, args->data_ptr);
out:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
@ -1320,7 +1320,7 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
}
out:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
put_rpm:
@ -1522,7 +1522,7 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
intel_fb_obj_invalidate(obj, write_origin(obj, write_domain));
unref:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
@ -1556,7 +1556,7 @@ i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data,
if (obj->pin_display)
i915_gem_object_flush_cpu_write_domain(obj);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
@ -1987,7 +1987,7 @@ i915_gem_mmap_gtt(struct drm_file *file,
*offset = drm_vma_node_offset_addr(&obj->base.vma_node);
out:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
@ -2411,7 +2411,7 @@ i915_gem_object_retire__read(struct drm_i915_gem_object *obj, int ring)
}
i915_gem_request_assign(&obj->last_fenced_req, NULL);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
}
static bool i915_context_is_banned(const struct i915_gem_context *ctx)
@ -2814,7 +2814,7 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
goto out;
}
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
for (i = 0; i < I915_NUM_ENGINES; i++) {
if (obj->last_read_req[i] == NULL)
@ -2835,7 +2835,7 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
return ret;
out:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
mutex_unlock(&dev->struct_mutex);
return ret;
}
@ -3665,7 +3665,7 @@ int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data,
ret = i915_gem_object_set_cache_level(obj, level);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
rpm_put:
@ -4057,7 +4057,7 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
}
unref:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
@ -4121,7 +4121,7 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
args->retained = obj->madv != __I915_MADV_PURGED;
out:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
@ -4952,6 +4952,6 @@ i915_gem_object_create_from_data(struct drm_device *dev,
return obj;
fail:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return ERR_PTR(ret);
}

4
drivers/gpu/drm/i915/i915_gem_batch_pool.c
View File

@ -75,7 +75,7 @@ void i915_gem_batch_pool_fini(struct i915_gem_batch_pool *pool)
batch_pool_link);
list_del(&obj->batch_pool_link);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
}
}
}
@ -121,7 +121,7 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool,
/* While we're looping, do some clean up */
if (tmp->madv == __I915_MADV_PURGED) {
list_del(&tmp->batch_pool_link);
drm_gem_object_unreference(&tmp->base);
i915_gem_object_put(tmp);
continue;
}

4
drivers/gpu/drm/i915/i915_gem_context.c
View File

@ -176,7 +176,7 @@ void i915_gem_context_free(struct kref *ctx_ref)
if (ce->ringbuf)
intel_ringbuffer_free(ce->ringbuf);
drm_gem_object_unreference(&ce->state->base);
i915_gem_object_put(ce->state);
}
list_del(&ctx->link);
@ -216,7 +216,7 @@ i915_gem_alloc_context_obj(struct drm_device *dev, size_t size)
ret = i915_gem_object_set_cache_level(obj, I915_CACHE_L3_LLC);
/* Failure shouldn't ever happen this early */
if (WARN_ON(ret)) {
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return ERR_PTR(ret);
}
}

7
drivers/gpu/drm/i915/i915_gem_evict.c
View File

@ -191,17 +191,18 @@ i915_gem_evict_something(struct drm_device *dev, struct i915_address_space *vm,
/* Unbinding will emit any required flushes */
while (!list_empty(&eviction_list)) {
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj;
vma = list_first_entry(&eviction_list,
struct i915_vma,
exec_list);
obj = &vma->obj->base;
obj = vma->obj;
list_del_init(&vma->exec_list);
if (ret == 0)
ret = i915_vma_unbind(vma);
drm_gem_object_unreference(obj);
i915_gem_object_put(obj);
}
return ret;

6
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@ -176,7 +176,7 @@ eb_lookup_vmas(struct eb_vmas *eb,
struct drm_i915_gem_object,
obj_exec_link);
list_del_init(&obj->obj_exec_link);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
}
/*
* Objects already transfered to the vmas list will be unreferenced by
@ -264,7 +264,7 @@ static void eb_destroy(struct eb_vmas *eb)
exec_list);
list_del_init(&vma->exec_list);
i915_gem_execbuffer_unreserve_vma(vma);
drm_gem_object_unreference(&vma->obj->base);
i915_gem_object_put(vma->obj);
}
kfree(eb);
}
@ -873,7 +873,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
vma = list_first_entry(&eb->vmas, struct i915_vma, exec_list);
list_del_init(&vma->exec_list);
i915_gem_execbuffer_unreserve_vma(vma);
drm_gem_object_unreference(&vma->obj->base);
i915_gem_object_put(vma->obj);
}
mutex_unlock(&dev->struct_mutex);

4
drivers/gpu/drm/i915/i915_gem_render_state.c
View File

@ -70,7 +70,7 @@ static int render_state_init(struct render_state *so,
return 0;
free_gem:
drm_gem_object_unreference(&so->obj->base);
i915_gem_object_put(so->obj);
return ret;
}
@ -195,7 +195,7 @@ static int render_state_setup(struct render_state *so)
void i915_gem_render_state_fini(struct render_state *so)
{
i915_gem_object_ggtt_unpin(so->obj);
drm_gem_object_unreference(&so->obj->base);
i915_gem_object_put(so->obj);
}
int i915_gem_render_state_prepare(struct intel_engine_cs *engine,

2
drivers/gpu/drm/i915/i915_gem_shrinker.c
View File

@ -201,7 +201,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
if (i915_gem_object_put_pages(obj) == 0)
count += obj->base.size >> PAGE_SHIFT;
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
}
list_splice(&still_in_list, phase->list);
}

2
drivers/gpu/drm/i915/i915_gem_stolen.c
View File

@ -716,6 +716,6 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev,
return obj;
err:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return NULL;
}

4
drivers/gpu/drm/i915/i915_gem_tiling.c
View File

@ -268,7 +268,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
}
err:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
mutex_unlock(&dev->struct_mutex);
intel_runtime_pm_put(dev_priv);
@ -328,7 +328,7 @@ i915_gem_get_tiling(struct drm_device *dev, void *data,
if (args->swizzle_mode == I915_BIT_6_SWIZZLE_9_10_17)
args->swizzle_mode = I915_BIT_6_SWIZZLE_9_10;
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
mutex_unlock(&dev->struct_mutex);
return 0;

4
drivers/gpu/drm/i915/i915_gem_userptr.c
View File

@ -119,7 +119,7 @@ static void cancel_userptr(struct work_struct *work)
dev_priv->mm.interruptible = was_interruptible;
}
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
mutex_unlock(&dev->struct_mutex);
}
@ -577,7 +577,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work)
}
obj->userptr.workers--;
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
mutex_unlock(&dev->struct_mutex);
release_pages(pvec, pinned, 0);

6
drivers/gpu/drm/i915/i915_guc_submission.c
View File

@ -633,13 +633,13 @@ gem_allocate_guc_obj(struct drm_i915_private *dev_priv, u32 size)
return NULL;
if (i915_gem_object_get_pages(obj)) {
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return NULL;
}
if (i915_gem_obj_ggtt_pin(obj, PAGE_SIZE,
PIN_OFFSET_BIAS | GUC_WOPCM_TOP)) {
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return NULL;
}
@ -661,7 +661,7 @@ static void gem_release_guc_obj(struct drm_i915_gem_object *obj)
if (i915_gem_obj_is_pinned(obj))
i915_gem_object_ggtt_unpin(obj);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
}
static void

6
drivers/gpu/drm/i915/intel_display.c
View File

@ -2488,7 +2488,7 @@ intel_alloc_initial_plane_obj(struct intel_crtc *crtc,
return true;
out_unref_obj:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
mutex_unlock(&dev->struct_mutex);
return false;
}
@ -10953,7 +10953,7 @@ static void intel_unpin_work_fn(struct work_struct *__work)
mutex_lock(&dev->struct_mutex);
intel_unpin_fb_obj(work->old_fb, primary->state->rotation);
drm_gem_object_unreference(&work->pending_flip_obj->base);
i915_gem_object_put(work->pending_flip_obj);
mutex_unlock(&dev->struct_mutex);
i915_gem_request_put(work->flip_queued_req);
@ -14851,7 +14851,7 @@ static void intel_user_framebuffer_destroy(struct drm_framebuffer *fb)
drm_framebuffer_cleanup(fb);
mutex_lock(&dev->struct_mutex);
WARN_ON(!intel_fb->obj->framebuffer_references--);
drm_gem_object_unreference(&intel_fb->obj->base);
i915_gem_object_put(intel_fb->obj);
mutex_unlock(&dev->struct_mutex);
kfree(intel_fb);
}

2
drivers/gpu/drm/i915/intel_fbdev.c
View File

@ -159,7 +159,7 @@ static int intelfb_alloc(struct drm_fb_helper *helper,
fb = __intel_framebuffer_create(dev, &mode_cmd, obj);
if (IS_ERR(fb)) {
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
ret = PTR_ERR(fb);
goto out;
}

4
drivers/gpu/drm/i915/intel_guc_loader.c
View File

@ -662,7 +662,7 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
mutex_lock(&dev->struct_mutex);
obj = guc_fw->guc_fw_obj;
if (obj)
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
guc_fw->guc_fw_obj = NULL;
mutex_unlock(&dev->struct_mutex);
@ -743,7 +743,7 @@ void intel_guc_fini(struct drm_device *dev)
i915_guc_submission_fini(dev_priv);
if (guc_fw->guc_fw_obj)
drm_gem_object_unreference(&guc_fw->guc_fw_obj->base);
i915_gem_object_put(guc_fw->guc_fw_obj);
guc_fw->guc_fw_obj = NULL;
mutex_unlock(&dev->struct_mutex);

6
drivers/gpu/drm/i915/intel_lrc.c
View File

@ -1367,7 +1367,7 @@ static int lrc_setup_wa_ctx_obj(struct intel_engine_cs *engine, u32 size)
if (ret) {
DRM_DEBUG_DRIVER("pin LRC WA ctx backing obj failed: %d\n",
ret);
drm_gem_object_unreference(&engine->wa_ctx.obj->base);
i915_gem_object_put(engine->wa_ctx.obj);
return ret;
}
@ -1378,7 +1378,7 @@ static void lrc_destroy_wa_ctx_obj(struct intel_engine_cs *engine)
{
if (engine->wa_ctx.obj) {
i915_gem_object_ggtt_unpin(engine->wa_ctx.obj);
drm_gem_object_unreference(&engine->wa_ctx.obj->base);
i915_gem_object_put(engine->wa_ctx.obj);
engine->wa_ctx.obj = NULL;
}
}
@ -2382,7 +2382,7 @@ static int execlists_context_deferred_alloc(struct i915_gem_context *ctx,
error_ringbuf:
intel_ringbuffer_free(ringbuf);
error_deref_obj:
drm_gem_object_unreference(&ctx_obj->base);
i915_gem_object_put(ctx_obj);
ce->ringbuf = NULL;
ce->state = NULL;
return ret;

8
drivers/gpu/drm/i915/intel_overlay.c
View File

@ -308,7 +308,7 @@ static void intel_overlay_release_old_vid_tail(struct intel_overlay *overlay)
struct drm_i915_gem_object *obj = overlay->old_vid_bo;
i915_gem_object_ggtt_unpin(obj);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
overlay->old_vid_bo = NULL;
}
@ -322,7 +322,7 @@ static void intel_overlay_off_tail(struct intel_overlay *overlay)
return;
i915_gem_object_ggtt_unpin(obj);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
overlay->vid_bo = NULL;
overlay->crtc->overlay = NULL;
@ -1219,7 +1219,7 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data,
out_unlock:
mutex_unlock(&dev->struct_mutex);
drm_modeset_unlock_all(dev);
drm_gem_object_unreference_unlocked(&new_bo->base);
i915_gem_object_put(new_bo);
out_free:
kfree(params);
@ -1443,7 +1443,7 @@ void intel_setup_overlay(struct drm_i915_private *dev_priv)
if (!OVERLAY_NEEDS_PHYSICAL(dev_priv))
i915_gem_object_ggtt_unpin(reg_bo);
out_free_bo:
drm_gem_object_unreference(&reg_bo->base);
i915_gem_object_put(reg_bo);
out_free:
mutex_unlock(&dev_priv->drm.struct_mutex);
kfree(overlay);

14
drivers/gpu/drm/i915/intel_ringbuffer.c
View File

@ -641,7 +641,7 @@ void intel_fini_pipe_control(struct intel_engine_cs *engine)
return;
i915_gem_object_ggtt_unpin(engine->scratch.obj);
drm_gem_object_unreference(&engine->scratch.obj->base);
i915_gem_object_put(engine->scratch.obj);
engine->scratch.obj = NULL;
}
@ -672,7 +672,7 @@ int intel_init_pipe_control(struct intel_engine_cs *engine, int size)
return 0;
err_unref:
drm_gem_object_unreference(&engine->scratch.obj->base);
i915_gem_object_put(engine->scratch.obj);
err:
return ret;
}
@ -1312,7 +1312,7 @@ static void render_ring_cleanup(struct intel_engine_cs *engine)
if (dev_priv->semaphore_obj) {
i915_gem_object_ggtt_unpin(dev_priv->semaphore_obj);
drm_gem_object_unreference(&dev_priv->semaphore_obj->base);
i915_gem_object_put(dev_priv->semaphore_obj);
dev_priv->semaphore_obj = NULL;
}
@ -1898,7 +1898,7 @@ static void cleanup_status_page(struct intel_engine_cs *engine)
kunmap(sg_page(obj->pages->sgl));
i915_gem_object_ggtt_unpin(obj);
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
engine->status_page.obj = NULL;
}
@ -1936,7 +1936,7 @@ static int init_status_page(struct intel_engine_cs *engine)
ret = i915_gem_obj_ggtt_pin(obj, 4096, flags);
if (ret) {
err_unref:
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
return ret;
}
@ -2039,7 +2039,7 @@ int intel_pin_and_map_ringbuffer_obj(struct drm_i915_private *dev_priv,
static void intel_destroy_ringbuffer_obj(struct intel_ringbuffer *ringbuf)
{
drm_gem_object_unreference(&ringbuf->obj->base);
i915_gem_object_put(ringbuf->obj);
ringbuf->obj = NULL;
}
@ -2691,7 +2691,7 @@ static void intel_ring_init_semaphores(struct drm_i915_private *dev_priv,
i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
ret = i915_gem_obj_ggtt_pin(obj, 0, PIN_NONBLOCK);
if (ret != 0) {
drm_gem_object_unreference(&obj->base);
i915_gem_object_put(obj);
DRM_ERROR("Failed to pin semaphore bo. Disabling semaphores\n");
i915.semaphores = 0;
} else {