[PATCH 3/4] drm/radeon: use packet3 for nop on hawaii with new firmware

[Andreas Boll <andreas.boll.dev@gmail.com>]

From: Alex Deucher <alexander.deucher@amd.com>

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>
---
 drivers/gpu/drm/radeon/cik.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index e5985d5..8b580dc 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -8035,7 +8035,10 @@ static int cik_startup(struct radeon_device *rdev)
 	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);
 	}
-- 
2.0.1