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authorAlex Deucher <alexander.deucher@amd.com>2012-03-20 17:18:24 -0400
committerDave Airlie <airlied@redhat.com>2012-03-21 06:55:55 +0000
commit8d5ef7b1f67a2f8e6594b38a68c1566ed0740ec1 (patch)
tree6534bd76c06ccb6027c0f6308cbd42b61de484e1 /drivers/gpu/drm/radeon/radeon_cs.c
parent9b136d514e3537a41e506f5306cd92d6d142f8bb (diff)
downloadblackbird-op-linux-8d5ef7b1f67a2f8e6594b38a68c1566ed0740ec1.tar.gz
blackbird-op-linux-8d5ef7b1f67a2f8e6594b38a68c1566ed0740ec1.zip
drm/radeon/kms: add support for compute rings in CS ioctl on SI
Very basic implementation for picking the ring priority. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_cs.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cs.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 5e459a3a872d..5cac83278338 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -103,8 +103,13 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p, u32 ring, s32 priority
p->ring = RADEON_RING_TYPE_GFX_INDEX;
break;
case RADEON_CS_RING_COMPUTE:
- /* for now */
- p->ring = RADEON_RING_TYPE_GFX_INDEX;
+ if (p->rdev->family >= CHIP_TAHITI) {
+ if (p->priority > 0)
+ p->ring = CAYMAN_RING_TYPE_CP1_INDEX;
+ else
+ p->ring = CAYMAN_RING_TYPE_CP2_INDEX;
+ } else
+ p->ring = RADEON_RING_TYPE_GFX_INDEX;
break;
}
return 0;
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