diff options
| author | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2012-04-19 19:59:20 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-04-30 15:55:46 +1000 |
| commit | ffc6a4e49e5bc117aac13ed752cfc018c163e2ac (patch) | |
| tree | 5131b78fac36cfcd2aa2d7246484cee58066334f | |
| parent | 0ed4bb92f5514bd1118c5dd537ce424381110286 (diff) | |
nvc0/fb: shut up PMFB interrupt after the first occurrence
Signed-off-by: Christoph Bumiller <e0425955@student.tuwien.ac.at>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvc0_fb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_fb.c b/drivers/gpu/drm/nouveau/nvc0_fb.c index 5bf55038fd9..f704e942372 100644 --- a/drivers/gpu/drm/nouveau/nvc0_fb.c +++ b/drivers/gpu/drm/nouveau/nvc0_fb.c @@ -54,6 +54,11 @@ nvc0_mfb_isr(struct drm_device *dev) nvc0_mfb_subp_isr(dev, unit, subp); units &= ~(1 << unit); } + + /* we do something horribly wrong and upset PMFB a lot, so mask off + * interrupts from it after the first one until it's fixed + */ + nv_mask(dev, 0x000640, 0x02000000, 0x00000000); } static void |