SPLL_REFCLK_SEL_MASK 2000 drivers/gpu/drm/amd/amdgpu/si.c 				data &= ~SPLL_REFCLK_SEL_MASK;
SPLL_REFCLK_SEL_MASK 7424 drivers/gpu/drm/radeon/si.c 				data &= ~SPLL_REFCLK_SEL_MASK;