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-rw-r--r--sys/dev/drm/radeon_cp.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/dev/drm/radeon_cp.c b/sys/dev/drm/radeon_cp.c
index 30a0f77..f0cc7f6 100644
--- a/sys/dev/drm/radeon_cp.c
+++ b/sys/dev/drm/radeon_cp.c
@@ -660,8 +660,10 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
/* rs600/rs690/rs740 */
tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS;
RADEON_WRITE(RADEON_BUS_CNTL, tmp);
- } else if (!(((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV380) ||
- ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R423))) {
+ } else if (((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV350) ||
+ ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) ||
+ ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) ||
+ ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) {
/* r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */
tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
RADEON_WRITE(RADEON_BUS_CNTL, tmp);
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