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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-08-04 14:34:24 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-08-05 08:48:53 +1000 |
| commit | fca3ec01e0b40cab82cac7745e154b01969e6219 (patch) | |
| tree | 731d6cdc321c8c1f8b2c4e8f0fdb0df59b5abbc9 /drivers/gpu/drm/nouveau/nouveau_bios.c | |
| parent | 430f70d59da643f1aa7c9cf3493423a76550b110 (diff) | |
| download | lwn-fca3ec01e0b40cab82cac7745e154b01969e6219.tar.gz lwn-fca3ec01e0b40cab82cac7745e154b01969e6219.zip | |
drm,io-mapping: Specify slot to use for atomic mappings
This is required should we ever attempt to use an io-mapping where
KM_USER0 is verboten, such as inside an IRQ context.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index b59f348f14fc..7369b5e73649 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -2083,11 +2083,11 @@ peek_fb(struct drm_device *dev, struct io_mapping *fb, uint32_t val = 0; if (off < pci_resource_len(dev->pdev, 1)) { - uint32_t __iomem *p = io_mapping_map_atomic_wc(fb, off); + uint32_t __iomem *p = io_mapping_map_atomic_wc(fb, off, KM_USER0); val = ioread32(p); - io_mapping_unmap_atomic(p); + io_mapping_unmap_atomic(p, KM_USER0); } return val; @@ -2098,12 +2098,12 @@ poke_fb(struct drm_device *dev, struct io_mapping *fb, uint32_t off, uint32_t val) { if (off < pci_resource_len(dev->pdev, 1)) { - uint32_t __iomem *p = io_mapping_map_atomic_wc(fb, off); + uint32_t __iomem *p = io_mapping_map_atomic_wc(fb, off, KM_USER0); iowrite32(val, p); wmb(); - io_mapping_unmap_atomic(p); + io_mapping_unmap_atomic(p, KM_USER0); } } |