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Merge branch 'drm-fixes-3.18' of git://people.freedesktop.org/~agd5f/linux into drm-fixes

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A few more small fixes for 3.18.

* 'drm-fixes-3.18' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon: kernel panic in drm_calc_vbltimestamp_from_scanoutpos with 3.18.0-rc6
  drm/radeon: Ignore RADEON_GEM_GTT_WC on 32-bit x86
  drm/radeon: sync all BOs involved in a CS v2
This commit is contained in:
Dave Airlie 2014-12-03 10:48:54 +10:00
commit 00d6a9b6be
3 changed files with 16 additions and 10 deletions
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17
drivers/gpu/drm/radeon/radeon_cs.c
View File

@ -251,22 +251,19 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p, u32 ring, s32 priority
static int radeon_cs_sync_rings(struct radeon_cs_parser *p)
{
int i, r = 0;
struct radeon_cs_reloc *reloc;
int r;
for (i = 0; i < p->nrelocs; i++) {
list_for_each_entry(reloc, &p->validated, tv.head) {
struct reservation_object *resv;
if (!p->relocs[i].robj)
continue;
resv = p->relocs[i].robj->tbo.resv;
resv = reloc->robj->tbo.resv;
r = radeon_semaphore_sync_resv(p->rdev, p->ib.semaphore, resv,
p->relocs[i].tv.shared);
reloc->tv.shared);
if (r)
break;
return r;
}
return r;
return 0;
}
/* XXX: note that this is called from the legacy UMS CS ioctl as well */

2
drivers/gpu/drm/radeon/radeon_kms.c
View File

@ -795,6 +795,8 @@ int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
/* Get associated drm_crtc: */
drmcrtc = &rdev->mode_info.crtcs[crtc]->base;
if (!drmcrtc)
return -EINVAL;
/* Helper routine in DRM core does all the work: */
return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error,

7
drivers/gpu/drm/radeon/radeon_object.c
View File

@ -213,6 +213,13 @@ int radeon_bo_create(struct radeon_device *rdev,
if (!(rdev->flags & RADEON_IS_PCIE))
bo->flags &= ~(RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC);
#ifdef CONFIG_X86_32
/* XXX: Write-combined CPU mappings of GTT seem broken on 32-bit
* See https://bugs.freedesktop.org/show_bug.cgi?id=84627
*/
bo->flags &= ~RADEON_GEM_GTT_WC;
#endif
radeon_ttm_placement_from_domain(bo, domain);
/* Kernel allocation are uninterruptible */
down_read(&rdev->pm.mclk_lock);