diff --git a/[refs] b/[refs] index 5c40b6d8da31..73ee120b155f 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 0573ed4a947d7a563db197511611d8a9039feb41 +refs/heads/master: 9fd981413e005827e7363a37fd0b61f9d0928034 diff --git a/trunk/drivers/gpu/drm/i915/i915_drv.c b/trunk/drivers/gpu/drm/i915/i915_drv.c index e88aabdfd1d9..e58e91736f81 100644 --- a/trunk/drivers/gpu/drm/i915/i915_drv.c +++ b/trunk/drivers/gpu/drm/i915/i915_drv.c @@ -385,9 +385,6 @@ int i965_reset(struct drm_device *dev, u8 flags) */ i915_gem_retire_requests(dev); - if (need_display) - i915_save_display(dev); - /* * Set the domains we want to reset (GRDOM/bits 2 and 3) as * well as the reset bit (GR/bit 0). Setting the GR bit @@ -428,13 +425,19 @@ int i965_reset(struct drm_device *dev, u8 flags) mutex_lock(&dev->struct_mutex); } + mutex_unlock(&dev->struct_mutex); + /* - * Display needs restore too... + * Perform a full modeset as on later generations, e.g. Ironlake, we may + * need to retrain the display link and cannot just restore the register + * values. */ - if (need_display) - i915_restore_display(dev); + if (need_display) { + mutex_lock(&dev->mode_config.mutex); + drm_helper_resume_force_mode(dev); + mutex_unlock(&dev->mode_config.mutex); + } - mutex_unlock(&dev->struct_mutex); return 0; }