drm/radeon/kms: properly set num banks for fusion asics
Needed by userspace for 2D tiled buffer alignment
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 864e853..34cd5a8 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1933,8 +1933,12 @@
rdev->config.evergreen.tile_config |= (3 << 0);
break;
}
- rdev->config.evergreen.tile_config |=
- ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
+ /* num banks is 8 on all fusion asics */
+ if (rdev->flags & RADEON_IS_IGP)
+ rdev->config.evergreen.tile_config |= 8 << 4;
+ else
+ rdev->config.evergreen.tile_config |=
+ ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
rdev->config.evergreen.tile_config |=
((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) << 8;
rdev->config.evergreen.tile_config |=