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| author | Dave Airlie <airlied@redhat.com> | 2009-11-05 05:36:53 (GMT) |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-02 01:36:41 (GMT) |
| commit | 17e15b0c719b5ec0b344d3ebe3787b48315a0218 (patch) | |
| tree | de7a28574a257ef9ab5a46e0a155c863b2584663 /drivers/gpu/drm/radeon/r420.c | |
| parent | fcec570b27a47e428a9bfc8572ae4c7c230d0488 (diff) | |
| download | linux-17e15b0c719b5ec0b344d3ebe3787b48315a0218.tar.xz | |
drm/radeon/kms: AGP systems need PCI bus mastering enabled
We might not hit this yet, but when if we do any sort of writeback
we really need to enable PCI bus mastering on these systems from
what I can see.
This enables PCI BM on all radeons that require it.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r420.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r420.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index 1cefdbc..e7e4f5a 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -335,6 +335,9 @@ int r420_init(struct radeon_device *rdev) if (r) { return r; } + if (rdev->family == CHIP_R420) + r100_enable_bm(rdev); + if (rdev->flags & RADEON_IS_PCIE) { r = rv370_pcie_gart_init(rdev); if (r) |