diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-11-01 16:16:31 +1000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-11-05 09:50:42 +0100 |
| commit | de540b704e2ba5681f5e697aa14cfd4e739b42ef (patch) | |
| tree | 666bfc5def6d7fdf239c7fcb62423f1f2b201117 /drivers | |
| parent | ba76a5d4ee853b23e8bbc2d6a5acbb6f8d743dcd (diff) | |
drm/nouveau: fix suspend/resume when in headless mode
Backport of fixes from upstream commit:
9430738d80223a1cd791a2baa74fa170d3df1262
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drv.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c index 4f2030bd5676..b5232582d1e8 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.c +++ b/drivers/gpu/drm/nouveau/nouveau_drv.c @@ -186,11 +186,13 @@ nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state) if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) return 0; - NV_INFO(dev, "Disabling display...\n"); - nouveau_display_fini(dev); + if (dev->mode_config.num_crtc) { + NV_INFO(dev, "Disabling display...\n"); + nouveau_display_fini(dev); - NV_INFO(dev, "Disabling fbcon...\n"); - nouveau_fbcon_set_suspend(dev, 1); + NV_INFO(dev, "Disabling fbcon...\n"); + nouveau_fbcon_set_suspend(dev, 1); + } NV_INFO(dev, "Unpinning framebuffer(s)...\n"); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { @@ -363,10 +365,12 @@ nouveau_pci_resume(struct pci_dev *pdev) NV_ERROR(dev, "Could not pin/map cursor.\n"); } - nouveau_fbcon_set_suspend(dev, 0); - nouveau_fbcon_zfill_all(dev); + if (dev->mode_config.num_crtc) { + nouveau_fbcon_set_suspend(dev, 0); + nouveau_fbcon_zfill_all(dev); - nouveau_display_init(dev); + nouveau_display_init(dev); + } /* Force CLUT to get re-loaded during modeset */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { |