1733 	u32 fbs = readl(port_mmio + PORT_FBS);  in ahci_fbs_dec_intr()  local
1741 	writel(fbs | PORT_FBS_DEC, port_mmio + PORT_FBS);  in ahci_fbs_dec_intr()
1742 	fbs = readl(port_mmio + PORT_FBS);  in ahci_fbs_dec_intr()
1743 	while ((fbs & PORT_FBS_DEC) && retries--) {  in ahci_fbs_dec_intr()
1745 		fbs = readl(port_mmio + PORT_FBS);  in ahci_fbs_dec_intr()
1748 	if (fbs & PORT_FBS_DEC)  in ahci_fbs_dec_intr()
1766 		u32 fbs = readl(port_mmio + PORT_FBS);  in ahci_error_intr()  local
1767 		int pmp = fbs >> PORT_FBS_DWE_OFFSET;  in ahci_error_intr()
1769 		if ((fbs & PORT_FBS_SDE) && (pmp < ap->nr_pmp_links)) {  in ahci_error_intr()
2065 		u32 fbs = readl(port_mmio + PORT_FBS);  in ahci_qc_issue()  local
2066 		fbs &= ~(PORT_FBS_DEV_MASK | PORT_FBS_DEC);  in ahci_qc_issue()
2067 		fbs |= qc->dev->link->pmp << PORT_FBS_DEV_OFFSET;  in ahci_qc_issue()
2068 		writel(fbs, port_mmio + PORT_FBS);  in ahci_qc_issue()
2334 	u32 fbs;  in ahci_enable_fbs()  local
2340 	fbs = readl(port_mmio + PORT_FBS);  in ahci_enable_fbs()
2341 	if (fbs & PORT_FBS_EN) {  in ahci_enable_fbs()
2351 	writel(fbs | PORT_FBS_EN, port_mmio + PORT_FBS);  in ahci_enable_fbs()
2352 	fbs = readl(port_mmio + PORT_FBS);  in ahci_enable_fbs()
2353 	if (fbs & PORT_FBS_EN) {  in ahci_enable_fbs()
2368 	u32 fbs;  in ahci_disable_fbs()  local
2374 	fbs = readl(port_mmio + PORT_FBS);  in ahci_disable_fbs()
2375 	if ((fbs & PORT_FBS_EN) == 0) {  in ahci_disable_fbs()
2384 	writel(fbs & ~PORT_FBS_EN, port_mmio + PORT_FBS);  in ahci_disable_fbs()
2385 	fbs = readl(port_mmio + PORT_FBS);  in ahci_disable_fbs()
2386 	if (fbs & PORT_FBS_EN)  in ahci_disable_fbs()