HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK 1354 drivers/gpu/drm/amd/amdgpu/soc15.c data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK 1359 drivers/gpu/drm/amd/amdgpu/soc15.c data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |