diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 57 |
1 files changed, 47 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c171a2d93bb6..174c0c3ba0b0 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1088,6 +1088,19 @@ i915_gem_evict_something(struct drm_device *dev) } static int +i915_gem_evict_everything(struct drm_device *dev) +{ + int ret; + + for (;;) { + ret = i915_gem_evict_something(dev); + if (ret != 0) + break; + } + return ret; +} + +static int i915_gem_object_get_page_list(struct drm_gem_object *obj) { struct drm_i915_gem_object *obj_priv = obj->driver_private; @@ -1173,7 +1186,8 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment) ret = i915_gem_evict_something(dev); if (ret != 0) { - DRM_ERROR("Failed to evict a buffer %d\n", ret); + if (ret != -ERESTARTSYS) + DRM_ERROR("Failed to evict a buffer %d\n", ret); return ret; } goto search_free; @@ -1922,6 +1936,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data, int ret, i, pinned = 0; uint64_t exec_offset; uint32_t seqno, flush_domains; + int pin_tries; #if WATCH_EXEC DRM_INFO("buffers_ptr %d buffer_count %d len %08x\n", @@ -1970,7 +1985,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data, return -EBUSY; } - /* Look up object handles and perform the relocations */ + /* Look up object handles */ for (i = 0; i < args->buffer_count; i++) { object_list[i] = drm_gem_object_lookup(dev, file_priv, exec_list[i].handle); @@ -1980,17 +1995,39 @@ i915_gem_execbuffer(struct drm_device *dev, void *data, ret = -EBADF; goto err; } + } - object_list[i]->pending_read_domains = 0; - object_list[i]->pending_write_domain = 0; - ret = i915_gem_object_pin_and_relocate(object_list[i], - file_priv, - &exec_list[i]); - if (ret) { - DRM_ERROR("object bind and relocate failed %d\n", ret); + /* Pin and relocate */ + for (pin_tries = 0; ; pin_tries++) { + ret = 0; + for (i = 0; i < args->buffer_count; i++) { + object_list[i]->pending_read_domains = 0; + object_list[i]->pending_write_domain = 0; + ret = i915_gem_object_pin_and_relocate(object_list[i], + file_priv, + &exec_list[i]); + if (ret) + break; + pinned = i + 1; + } + /* success */ + if (ret == 0) + break; + + /* error other than GTT full, or we've already tried again */ + if (ret != -ENOMEM || pin_tries >= 1) { + DRM_ERROR("Failed to pin buffers %d\n", ret); goto err; } - pinned = i + 1; + + /* unpin all of our buffers */ + for (i = 0; i < pinned; i++) + i915_gem_object_unpin(object_list[i]); + + /* evict everyone we can from the aperture */ + ret = i915_gem_evict_everything(dev); + if (ret) + goto err; } /* Set the pending read domains for the batch buffer to COMMAND */ |