drm/radeon/kms: fix dpms state on resume

[net-next-2.6.git] / drivers / gpu / drm / radeon / radeon_device.c

diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index fdc3fdf78acb3b45dc025ae6598942d032b99bf8..5f317317aba29dc972331f32994c0acae66e9840 100644 (file)
--- 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();