drm/radeon: use packet3 for nop on hawaii with new firmware
Older firmware didn't support the new nop packet.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Andreas Boll <andreas.boll.dev@gmail.com>
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 2cb507a..2693c57 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -8394,7 +8394,10 @@
cik_irq_set(rdev);
if (rdev->family == CHIP_HAWAII) {
- nop = RADEON_CP_PACKET2;
+ if (rdev->new_fw)
+ nop = PACKET3(PACKET3_NOP, 0x3FFF);
+ else
+ nop = RADEON_CP_PACKET2;
} else {
nop = PACKET3(PACKET3_NOP, 0x3FFF);
}