diff options
| author | Aaro Koskinen <aaro.koskinen@iki.fi> | 2012-12-31 03:34:59 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-01-04 16:04:33 +1000 |
| commit | eda85d6ad490923152544fba0473798b6cc0edf6 (patch) | |
| tree | 94f7755506c4da23b13334ec3d809d6474309dfa | |
| parent | 57cdf82ce578959ec871899ad4461475148009e0 (diff) | |
| download | linux-eda85d6ad490923152544fba0473798b6cc0edf6.tar.gz | |
drm/nouveau: fix init with agpgart-uninorth
Check that the AGP aperture can be mapped. This follows a similar change done for Radeon (commit 365048ff, drm/radeon: AGP memory is only I/O if the aperture can be mapped by the CPU.). The patch fixes the following error seen on G5 iMac: nouveau E[ DRM] failed to create kernel channel, -12 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=58806 Cc: stable@vger.kernel.org Reviewed-by: Michel Dänzer <michel@daenzer.net> Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 5614c89148cb..69d7b1d0b9d6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -1276,7 +1276,7 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) if (drm->agp.stat == ENABLED) { mem->bus.offset = mem->start << PAGE_SHIFT; mem->bus.base = drm->agp.base; - mem->bus.is_iomem = true; + mem->bus.is_iomem = !dev->agp->cant_use_aperture; } #endif break; |