diff --git a/src/radeon_driver.c b/src/radeon_driver.c
index d1b2f54..425e429 100644
--- a/src/radeon_driver.c
+++ b/src/radeon_driver.c
@@ -674,9 +674,9 @@ static Bool avivo_get_mc_idle(ScrnInfoPtr pScrn)
     unsigned char *RADEONMMIO = info->MMIO;
 
     if (info->ChipFamily >= CHIP_FAMILY_R600) {
-	if (INREG(R600_SRBM_STATUS) & 0x3f00)
+	/*if (INREG(R600_SRBM_STATUS) & 0x3f00)
 	    return FALSE;
-	else
+	else*/
 	    return TRUE;
     } else if (info->ChipFamily == CHIP_FAMILY_RV515) {
 	if (INMC(pScrn, RV515_MC_STATUS) & RV515_MC_STATUS_IDLE)