diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 2a042bc173f..8f5276614ce 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -302,12 +302,25 @@ static void i915_error_work_func(struct work_struct *work) drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t, error_work); struct drm_device *dev = dev_priv->dev; - char *event_string = "ERROR=1"; - char *envp[] = { event_string, NULL }; + char *error_event[] = { "ERROR=1", NULL }; + char *reset_event[] = { "RESET=1", NULL }; + char *reset_done_event[] = { "ERROR=0", NULL }; DRM_DEBUG("generating error event\n"); + kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, error_event); - kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, envp); + if (dev_priv->mm.wedged) { + if (IS_I965G(dev)) { + DRM_DEBUG("resetting chip\n"); + kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, reset_event); + if (!i965_reset(dev, GDRST_RENDER)) { + dev_priv->mm.wedged = 0; + kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, reset_done_event); + } + } else { + printk("reboot required\n"); + } + } } /** |