GCC reports the following warning with W=1:
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5439:33: warning: unused variable 'dm' [-Wunused-variable] 5439 | struct amdgpu_display_manager *dm = &adev->dm; | ^~
This variable only used when CONFIG_DRM_AMD_DC_DCN is set, this commit fix the warning.
Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Wei Yongjun weiyongjun1@huawei.com --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index e24a13fd2730..bda8d5f4e56a 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5436,8 +5436,8 @@ static inline int dm_set_vblank(struct drm_crtc *crtc, bool enable) struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); struct amdgpu_device *adev = drm_to_adev(crtc->dev); struct dm_crtc_state *acrtc_state = to_dm_crtc_state(crtc->state); - struct amdgpu_display_manager *dm = &adev->dm; #if defined(CONFIG_DRM_AMD_DC_DCN) + struct amdgpu_display_manager *dm = &adev->dm; unsigned long flags; #endif int rc = 0;
[AMD Official Use Only - Internal Distribution Only]
Reviewed-by: Alex Deucher alexander.deucher@amd.com ________________________________ From: Wei Yongjun weiyongjun1@huawei.com Sent: Wednesday, February 24, 2021 4:49 AM To: Hulk Robot hulkci@huawei.com; Wentland, Harry Harry.Wentland@amd.com; Li, Sun peng (Leo) Sunpeng.Li@amd.com; Deucher, Alexander Alexander.Deucher@amd.com; Koenig, Christian Christian.Koenig@amd.com; David Airlie airlied@linux.ie; Daniel Vetter daniel@ffwll.ch; Kazlauskas, Nicholas Nicholas.Kazlauskas@amd.com; Siqueira, Rodrigo Rodrigo.Siqueira@amd.com; Pillai, Aurabindo Aurabindo.Pillai@amd.com; Wang, Chao-kai (Stylon) Stylon.Wang@amd.com; Lakha, Bhawanpreet Bhawanpreet.Lakha@amd.com; Bas Nieuwenhuizen bas@basnieuwenhuizen.nl; Simon Ser contact@emersion.fr; Zhuo, Qingqing Qingqing.Zhuo@amd.com Cc: Wei Yongjun weiyongjun1@huawei.com; amd-gfx@lists.freedesktop.org amd-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org dri-devel@lists.freedesktop.org; linux-kernel@vger.kernel.org linux-kernel@vger.kernel.org Subject: [PATCH -next] drm/amd/display: Fix unused variable warning
GCC reports the following warning with W=1:
drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5439:33: warning: unused variable 'dm' [-Wunused-variable] 5439 | struct amdgpu_display_manager *dm = &adev->dm; | ^~
This variable only used when CONFIG_DRM_AMD_DC_DCN is set, this commit fix the warning.
Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Wei Yongjun weiyongjun1@huawei.com --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index e24a13fd2730..bda8d5f4e56a 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5436,8 +5436,8 @@ static inline int dm_set_vblank(struct drm_crtc *crtc, bool enable) struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); struct amdgpu_device *adev = drm_to_adev(crtc->dev); struct dm_crtc_state *acrtc_state = to_dm_crtc_state(crtc->state); - struct amdgpu_display_manager *dm = &adev->dm; #if defined(CONFIG_DRM_AMD_DC_DCN) + struct amdgpu_display_manager *dm = &adev->dm; unsigned long flags; #endif int rc = 0;
dri-devel@lists.freedesktop.org
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Deucher, Alexander -
Wei Yongjun