X-Git-Url: https://bbs.cooldavid.org/git/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fradeon%2Fradeon_device.c;h=5f317317aba29dc972331f32994c0acae66e9840;hb=09bdf591f4724c7d0328d4d7b8808492addb5a28;hp=fdc3fdf78acb3b45dc025ae6598942d032b99bf8;hpb=52b0ace7dfe8f70350218017a95d7cab1eb41fbb;p=net-next-2.6.git

diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index fdc3fdf78ac..5f317317aba 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -546,8 +546,10 @@ static void radeon_switcheroo_set_state(struct pci_dev *pdev, enum vga_switchero
 		/* don't suspend or resume card normally */
 		rdev->powered_down = false;
 		radeon_resume_kms(dev);
+		drm_kms_helper_poll_enable(dev);
 	} else {
 		printk(KERN_INFO "radeon: switched off\n");
+		drm_kms_helper_poll_disable(dev);
 		radeon_suspend_kms(dev, pmm);
 		/* don't suspend or resume card normally */
 		rdev->powered_down = true;
@@ -711,6 +713,7 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 {
 	struct radeon_device *rdev;
 	struct drm_crtc *crtc;
+	struct drm_connector *connector;
 	int r;
 
 	if (dev == NULL || dev->dev_private == NULL) {
@@ -723,6 +726,12 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 
 	if (rdev->powered_down)
 		return 0;
+
+	/* turn off display hw */
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
+	}
+
 	/* unpin the front buffers */
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
 		struct radeon_framebuffer *rfb = to_radeon_framebuffer(crtc->fb);
@@ -770,6 +779,7 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 
 int radeon_resume_kms(struct drm_device *dev)
 {
+	struct drm_connector *connector;
 	struct radeon_device *rdev = dev->dev_private;
 
 	if (rdev->powered_down)
@@ -788,6 +798,12 @@ int radeon_resume_kms(struct drm_device *dev)
 	radeon_resume(rdev);
 	radeon_pm_resume(rdev);
 	radeon_restore_bios_scratch_regs(rdev);
+
+	/* turn on display hw */
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
+	}
+
 	radeon_fbdev_set_suspend(rdev, 0);
 	release_console_sem();