drm/radeon/kms: set DMA mask properly on newer PCI asics

Browse source

If a card wasn't PCIE, we always set the DMA mask to 32 bits.
This is only applies to the old rage128/r1xx gart block on
early radeon asics (~r1xx-r4xx).  Newer PCI and IGP cards
can handle 40 bits just fine.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Chen Jie <chenj@lemote.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

...

This commit is contained in:

Alex Deucher 2011-10-05 10:02:57 -04:00 • committed by Dave Airlie

parent c245cb9e15

commit 005a83f141

1 changed files with 4 additions and 3 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

7

drivers/gpu/drm/radeon/radeon_device.c

View file