[PATCH 1/2] drm/amdgpu: fix overflowed constant warning in mmhub_set_clockgating()

Bob Zhou bob.zhou at amd.com
Fri Jun 7 08:33:35 UTC 2024


To fix potential overflowed constant warning, modify the variables to u32
for getting the return value of RREG32_SOC15().

Signed-off-by: Bob Zhou <bob.zhou at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c | 2 +-
 drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c | 2 +-
 drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c | 2 +-
 drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
index 92432cd2c0c7..9689e2b5d4e5 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
@@ -544,7 +544,7 @@ static int mmhub_v1_7_set_clockgating(struct amdgpu_device *adev,
 
 static void mmhub_v1_7_get_clockgating(struct amdgpu_device *adev, u64 *flags)
 {
-	int data, data1;
+	u32 data, data1;
 
 	if (amdgpu_sriov_vf(adev))
 		*flags = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
index 02fd45261399..a0cc8e218ca1 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
@@ -671,7 +671,7 @@ static int mmhub_v2_0_set_clockgating(struct amdgpu_device *adev,
 
 static void mmhub_v2_0_get_clockgating(struct amdgpu_device *adev, u64 *flags)
 {
-	int data, data1;
+	u32 data, data1;
 
 	if (amdgpu_sriov_vf(adev))
 		*flags = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
index 8928f9160822..b4ce3375d3fd 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
@@ -613,7 +613,7 @@ static int mmhub_v3_3_set_clockgating(struct amdgpu_device *adev,
 
 static void mmhub_v3_3_get_clockgating(struct amdgpu_device *adev, u64 *flags)
 {
-	int data;
+	u32 data;
 
 	if (amdgpu_sriov_vf(adev))
 		*flags = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
index 1b7da4aff2b8..ff1b58e44689 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
@@ -657,7 +657,7 @@ static int mmhub_v9_4_set_clockgating(struct amdgpu_device *adev,
 
 static void mmhub_v9_4_get_clockgating(struct amdgpu_device *adev, u64 *flags)
 {
-	int data, data1;
+	u32 data, data1;
 
 	if (amdgpu_sriov_vf(adev))
 		*flags = 0;
-- 
2.34.1



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