P_PLL_BUF_PDNB    132 drivers/gpu/drm/radeon/rv6xx_dpm.c 	tmp &= ~P_PLL_BUF_PDNB;
P_PLL_BUF_PDNB    123 drivers/gpu/drm/radeon/rv770_dpm.c 	tmp &= ~P_PLL_BUF_PDNB;