Messages in this thread Patch in this message | | | Date | Thu, 29 Jun 2017 12:38:37 -0500 | From | "Gustavo A. R. Silva" <> | Subject | [PATCH] drm/radeon: add header comment for clarification to vce_v2_0_enable_mgcg() |
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Add function header comment to make it clear that local variable sw_cg is used for debugging and it should not be removed.
Addresses-Coverity-ID: 1198635 Cc: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> --- drivers/gpu/drm/radeon/vce_v2_0.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/radeon/vce_v2_0.c b/drivers/gpu/drm/radeon/vce_v2_0.c index fce2144..b0a43b6 100644 --- a/drivers/gpu/drm/radeon/vce_v2_0.c +++ b/drivers/gpu/drm/radeon/vce_v2_0.c @@ -104,6 +104,10 @@ static void vce_v2_0_disable_cg(struct radeon_device *rdev) WREG32(VCE_CGTT_CLK_OVERRIDE, 7); } +/* + * Local variable sw_cg is used for debugging purposes, in case we + * ran into problems with dynamic clock gating. Don't remove it. + */ void vce_v2_0_enable_mgcg(struct radeon_device *rdev, bool enable) { bool sw_cg = false; -- 2.5.0
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