[PATCH] drm/nouveau/pmu: Use %p4cc printk modifier to print FourCC codes

Tian Tao tiantao6 at hisilicon.com
Wed Mar 3 02:50:24 UTC 2021


Now that we can print FourCC codes directly using printk, make use of the
feature in nouveau.

Signed-off-by: Tian Tao <tiantao6 at hisilicon.com>
---
 drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gt215.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gt215.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gt215.c
index 88b9099..711a8fe 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gt215.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gt215.c
@@ -127,11 +127,8 @@ gt215_pmu_recv(struct nvkm_pmu *pmu)
 	/* right now there's no other expected responses from the engine,
 	 * so assume that any unexpected message is an error.
 	 */
-	nvkm_warn(subdev, "%c%c%c%c %08x %08x %08x %08x\n",
-		  (char)((process & 0x000000ff) >>  0),
-		  (char)((process & 0x0000ff00) >>  8),
-		  (char)((process & 0x00ff0000) >> 16),
-		  (char)((process & 0xff000000) >> 24),
+	nvkm_warn(subdev, "%p4cc %08x %08x %08x %08x\n",
+		  &process,
 		  process, message, data0, data1);
 }
 
-- 
2.7.4



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