diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 45 |
4 files changed, 23 insertions, 36 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 9f71bc204e3..437886641d9 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1732,15 +1732,9 @@ int i915_driver_unload(struct drm_device *dev) if (dev_priv->mm.inactive_shrinker.scan_objects) unregister_shrinker(&dev_priv->mm.inactive_shrinker); - mutex_lock(&dev->struct_mutex); - ret = i915_gpu_idle(dev); + ret = i915_gem_suspend(dev); if (ret) DRM_ERROR("failed to idle hardware: %d\n", ret); - i915_gem_retire_requests(dev); - mutex_unlock(&dev->struct_mutex); - - /* Cancel the retire work handler, which should be idle now. */ - cancel_delayed_work_sync(&dev_priv->mm.retire_work); io_mapping_free(dev_priv->gtt.mappable); arch_phys_wc_del(dev_priv->gtt.mtrr); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index e9dfadca2d7..1060a96d218 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -487,9 +487,7 @@ static int i915_drm_freeze(struct drm_device *dev) if (drm_core_check_feature(dev, DRIVER_MODESET)) { int error; - mutex_lock(&dev->struct_mutex); - error = i915_gem_idle(dev); - mutex_unlock(&dev->struct_mutex); + error = i915_gem_suspend(dev); if (error) { dev_err(&dev->pdev->dev, "GEM idle failed, resume might fail\n"); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b39a548f6a3..e2bf930c2e9 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2037,7 +2037,7 @@ int i915_gem_l3_remap(struct intel_ring_buffer *ring, int slice); void i915_gem_init_swizzling(struct drm_device *dev); void i915_gem_cleanup_ringbuffer(struct drm_device *dev); int __must_check i915_gpu_idle(struct drm_device *dev); -int __must_check i915_gem_idle(struct drm_device *dev); +int __must_check i915_gem_suspend(struct drm_device *dev); int __i915_add_request(struct intel_ring_buffer *ring, struct drm_file *file, struct drm_i915_gem_object *batch_obj, diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1d22c99601e..f10ae6498bc 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4265,17 +4265,18 @@ void i915_gem_vma_destroy(struct i915_vma *vma) } int -i915_gem_idle(struct drm_device *dev) +i915_gem_suspend(struct drm_device *dev) { drm_i915_private_t *dev_priv = dev->dev_private; - int ret; + int ret = 0; + mutex_lock(&dev->struct_mutex); if (dev_priv->ums.mm_suspended) - return 0; + goto err; ret = i915_gpu_idle(dev); if (ret) - return ret; + goto err; i915_gem_retire_requests(dev); @@ -4283,16 +4284,26 @@ i915_gem_idle(struct drm_device *dev) if (!drm_core_check_feature(dev, DRIVER_MODESET)) i915_gem_evict_everything(dev); - del_timer_sync(&dev_priv->gpu_error.hangcheck_timer); - i915_kernel_lost_context(dev); i915_gem_cleanup_ringbuffer(dev); - /* Cancel the retire work handler, which should be idle now. */ + /* Hack! Don't let anybody do execbuf while we don't control the chip. + * We need to replace this with a semaphore, or something. + * And not confound ums.mm_suspended! + */ + dev_priv->ums.mm_suspended = !drm_core_check_feature(dev, + DRIVER_MODESET); + mutex_unlock(&dev->struct_mutex); + + del_timer_sync(&dev_priv->gpu_error.hangcheck_timer); cancel_delayed_work_sync(&dev_priv->mm.retire_work); cancel_delayed_work_sync(&dev_priv->mm.idle_work); return 0; + +err: + mutex_unlock(&dev->struct_mutex); + return ret; } int i915_gem_l3_remap(struct intel_ring_buffer *ring, int slice) @@ -4545,26 +4556,12 @@ int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - int ret; - if (drm_core_check_feature(dev, DRIVER_MODESET)) return 0; drm_irq_uninstall(dev); - mutex_lock(&dev->struct_mutex); - ret = i915_gem_idle(dev); - - /* Hack! Don't let anybody do execbuf while we don't control the chip. - * We need to replace this with a semaphore, or something. - * And not confound ums.mm_suspended! - */ - if (ret != 0) - dev_priv->ums.mm_suspended = 1; - mutex_unlock(&dev->struct_mutex); - - return ret; + return i915_gem_suspend(dev); } void @@ -4575,11 +4572,9 @@ i915_gem_lastclose(struct drm_device *dev) if (drm_core_check_feature(dev, DRIVER_MODESET)) return; - mutex_lock(&dev->struct_mutex); - ret = i915_gem_idle(dev); + ret = i915_gem_suspend(dev); if (ret) DRM_ERROR("failed to idle hardware: %d\n", ret); - mutex_unlock(&dev->struct_mutex); } static void |