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drm/nouveau: don't suspend/resume display on runtime s/r

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This should ensure we don't hit a locking problem when someone
wakes us up via a connector, we should never go into suspend
while the display is on anyways.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2014-03-26 14:10:06 +10:00
parent c32fc9c803
commit 05c63c2ff2
1 changed files with 5 additions and 7 deletions
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12
drivers/gpu/drm/nouveau/nouveau_drm.c
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@ -510,13 +510,13 @@ nouveau_drm_remove(struct pci_dev *pdev)
}
static int
nouveau_do_suspend(struct drm_device *dev)
nouveau_do_suspend(struct drm_device *dev, bool runtime)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_cli *cli;
int ret;
if (dev->mode_config.num_crtc) {
if (dev->mode_config.num_crtc && !runtime) {
NV_INFO(drm, "suspending display...\n");
ret = nouveau_display_suspend(dev);
if (ret)
@ -590,7 +590,7 @@ int nouveau_pmops_suspend(struct device *dev)
if (drm_dev->mode_config.num_crtc)
nouveau_fbcon_set_suspend(drm_dev, 1);
ret = nouveau_do_suspend(drm_dev);
ret = nouveau_do_suspend(drm_dev, false);
if (ret)
return ret;
@ -670,7 +670,7 @@ static int nouveau_pmops_freeze(struct device *dev)
if (drm_dev->mode_config.num_crtc)
nouveau_fbcon_set_suspend(drm_dev, 1);
ret = nouveau_do_suspend(drm_dev);
ret = nouveau_do_suspend(drm_dev, false);
return ret;
}
@ -904,7 +904,7 @@ static int nouveau_pmops_runtime_suspend(struct device *dev)
drm_kms_helper_poll_disable(drm_dev);
vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF);
nouveau_switcheroo_optimus_dsm();
ret = nouveau_do_suspend(drm_dev);
ret = nouveau_do_suspend(drm_dev, true);
pci_save_state(pdev);
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3cold);
@ -930,8 +930,6 @@ static int nouveau_pmops_runtime_resume(struct device *dev)
pci_set_master(pdev);
ret = nouveau_do_resume(drm_dev);
if (drm_dev->mode_config.num_crtc)
nouveau_display_resume(drm_dev);
drm_kms_helper_poll_enable(drm_dev);
/* do magic */
nv_mask(device, 0x88488, (1 << 25), (1 << 25));