diff options
| author | Lee Jones <lee.jones@linaro.org> | 2012-01-12 12:50:11 +0000 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2012-01-12 12:50:11 +0000 |
| commit | 72108d578689febd3579bf16be470328ded6c6d9 (patch) | |
| tree | cc36ad5306ce823f8e98956c8f048f48017be3cc /drivers/gpu/drm/radeon/r100.c | |
| parent | 330f78a83c1f47055427e10a68733af77b2cbac8 (diff) | |
| parent | 2150f72fe35397cc6d6ce39866bd0462cfbcc916 (diff) | |
Automatically merging tracking-igloo_kernel-other into merging-stable-linaro-ux500-3.1stable-linaro-ux500-3.1
Conflicting files:
Diffstat (limited to 'drivers/gpu/drm/radeon/r100.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 7fcdbbbf297..b94d871487e 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -84,13 +84,18 @@ u32 r100_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base) { struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id]; u32 tmp = ((u32)crtc_base) | RADEON_CRTC_OFFSET__OFFSET_LOCK; + int i; /* Lock the graphics update lock */ /* update the scanout addresses */ WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp); /* Wait for update_pending to go high. */ - while (!(RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET)); + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET) + break; + udelay(1); + } DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n"); /* Unlock the lock, so double-buffering can take place inside vblank */ @@ -434,6 +439,7 @@ void r100_hpd_init(struct radeon_device *rdev) default: break; } + radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); } if (rdev->irq.installed) r100_irq_set(rdev); |