177 	u32 ltr;  in intel_lpss_ltr_set()  local
184 	ltr = readl(lpss->priv + LPSS_PRIV_ACTIVELTR);  in intel_lpss_ltr_set()
187 		ltr &= ~LPSS_PRIV_LTR_REQ;  in intel_lpss_ltr_set()
189 		ltr |= LPSS_PRIV_LTR_REQ;  in intel_lpss_ltr_set()
190 		ltr &= ~LPSS_PRIV_LTR_SCALE_MASK;  in intel_lpss_ltr_set()
191 		ltr &= ~LPSS_PRIV_LTR_VALUE_MASK;  in intel_lpss_ltr_set()
194 			ltr |= LPSS_PRIV_LTR_SCALE_32US | val >> 5;  in intel_lpss_ltr_set()
196 			ltr |= LPSS_PRIV_LTR_SCALE_1US | val;  in intel_lpss_ltr_set()
199 	if (ltr == lpss->active_ltr)  in intel_lpss_ltr_set()
202 	writel(ltr, lpss->priv + LPSS_PRIV_ACTIVELTR);  in intel_lpss_ltr_set()
203 	writel(ltr, lpss->priv + LPSS_PRIV_IDLELTR);  in intel_lpss_ltr_set()