516 	uint32_t crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);  in radeon_legacy_primary_dac_dpms()  local
524 		crtc_ext_cntl |= RADEON_CRTC_CRT_ON;  in radeon_legacy_primary_dac_dpms()
533 		crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON;  in radeon_legacy_primary_dac_dpms()
543 		WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);  in radeon_legacy_primary_dac_dpms()
639 	uint32_t vclk_ecp_cntl, crtc_ext_cntl;  in radeon_legacy_primary_dac_detect()  local
654 	crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);  in radeon_legacy_primary_dac_detect()
663 	tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON;  in radeon_legacy_primary_dac_detect()
703 	WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);  in radeon_legacy_primary_dac_detect()
1531 	uint32_t disp_output_cntl = 0, disp_hw_debug = 0, crtc_ext_cntl = 0;  in radeon_legacy_tv_dac_detect()  local
1579 		crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);  in radeon_legacy_tv_dac_detect()
1598 		tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON;  in radeon_legacy_tv_dac_detect()
1658 		WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);  in radeon_legacy_tv_dac_detect()