linux-kernel - [PATCH 4/4] drm/radeon: delete useless return values

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Date:   Fri, 18 Jun 2021 23:43:48 -0700
From:   Bernard Zhao <bernard@...o.com>
To:     Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Cc:     Bernard Zhao <bernard@...o.com>
Subject: [PATCH 4/4] drm/radeon: delete useless return values

Function radeon_fence_driver_init always returns success,
the function type maybe coule be changed to void.

Signed-off-by: Bernard Zhao <bernard@...o.com>
---
 drivers/gpu/drm/radeon/radeon.h       | 2 +-
 drivers/gpu/drm/radeon/radeon_fence.c | 5 +----
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 56ed5634cebe..8a15f490a390 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -384,7 +384,7 @@ struct radeon_fence {
 };
 
 int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring);
-int radeon_fence_driver_init(struct radeon_device *rdev);
+void radeon_fence_driver_init(struct radeon_device *rdev);
 void radeon_fence_driver_fini(struct radeon_device *rdev);
 void radeon_fence_driver_force_completion(struct radeon_device *rdev, int ring);
 int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence **fence, int ring);
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 0d8ef2368adf..b2ce642ca4fa 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -905,9 +905,8 @@ static void radeon_fence_driver_init_ring(struct radeon_device *rdev, int ring)
  * Not all asics have all rings, so each asic will only
  * start the fence driver on the rings it has using
  * radeon_fence_driver_start_ring().
- * Returns 0 for success.
  */
-int radeon_fence_driver_init(struct radeon_device *rdev)
+void radeon_fence_driver_init(struct radeon_device *rdev)
 {
 	int ring;
 
@@ -917,8 +916,6 @@ int radeon_fence_driver_init(struct radeon_device *rdev)
 	}
 
 	radeon_debugfs_fence_init(rdev);
-
-	return 0;
 }
 
 /**
-- 
2.31.0