diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2011-11-22 13:59:30 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-05-24 16:32:01 +1000 |
| commit | afada5e0bb3cac8530c2ae36aa0abca41d60e063 (patch) | |
| tree | 32c87d14179a21c5fbec15ae1c1e30b724d1c9ac | |
| parent | 695b95b810d1c3024d7bad9e3658a35e11a60d86 (diff) | |
drm/nv04/disp: disable vblank interrupts when disabling display
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_hw.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv04_display.c | 11 |
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_hw.c b/drivers/gpu/drm/nouveau/nouveau_hw.c index ba896e54b79..b87ad3bd773 100644 --- a/drivers/gpu/drm/nouveau/nouveau_hw.c +++ b/drivers/gpu/drm/nouveau/nouveau_hw.c @@ -1018,11 +1018,6 @@ nv_load_state_ext(struct drm_device *dev, int head, } NVWriteCRTC(dev, head, NV_PCRTC_START, regp->fb_start); - - /* Enable vblank interrupts. */ - NVWriteCRTC(dev, head, NV_PCRTC_INTR_EN_0, - (dev->vblank_enabled[head] ? 1 : 0)); - NVWriteCRTC(dev, head, NV_PCRTC_INTR_0, NV_PCRTC_INTR_0_VBLANK); } static void diff --git a/drivers/gpu/drm/nouveau/nv04_display.c b/drivers/gpu/drm/nouveau/nv04_display.c index 7047d37e8da..44488e3a257 100644 --- a/drivers/gpu/drm/nouveau/nv04_display.c +++ b/drivers/gpu/drm/nouveau/nv04_display.c @@ -98,6 +98,13 @@ nv04_display_early_init(struct drm_device *dev) NVSetOwner(dev, 0); } + /* ensure vblank interrupts are off, they can't be enabled until + * drm_vblank has been initialised + */ + NVWriteCRTC(dev, 0, NV_PCRTC_INTR_EN_0, 0); + if (nv_two_heads(dev)) + NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0); + return 0; } @@ -246,6 +253,10 @@ nv04_display_init(struct drm_device *dev) void nv04_display_fini(struct drm_device *dev) { + /* disable vblank interrupts */ + NVWriteCRTC(dev, 0, NV_PCRTC_INTR_EN_0, 0); + if (nv_two_heads(dev)) + NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0); } static void |