302 	u32 scontrol, serror;  in sata_link_resume()  local
305 	if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))  in sata_link_resume()
314 		scontrol = (scontrol & 0x0f0) | 0x300;  in sata_link_resume()
315 		if ((rc = sata_scr_write(link, SCR_CONTROL, scontrol)))  in sata_link_resume()
326 		if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))  in sata_link_resume()
328 	} while ((scontrol & 0xf0f) != 0x300 && --tries);  in sata_link_resume()
330 	if ((scontrol & 0xf0f) != 0x300) {  in sata_link_resume()
332 			     scontrol);  in sata_link_resume()
374 	u32 scontrol;  in sata_link_scr_lpm()  local
377 	rc = sata_scr_read(link, SCR_CONTROL, &scontrol);  in sata_link_scr_lpm()
384 		scontrol |= (0x7 << 8);  in sata_link_scr_lpm()
387 			scontrol |= (0x4 << 12);  in sata_link_scr_lpm()
393 		scontrol &= ~(0x1 << 8);  in sata_link_scr_lpm()
394 		scontrol |= (0x6 << 8);  in sata_link_scr_lpm()
401 			scontrol &= ~(0x7 << 8);  in sata_link_scr_lpm()
408 				scontrol |= (0x1 << 8);  in sata_link_scr_lpm()
411 				scontrol |= (0x2 << 8);  in sata_link_scr_lpm()
414 				scontrol |= (0x4 << 8);  in sata_link_scr_lpm()
417 			scontrol &= ~0xf;  in sata_link_scr_lpm()
418 			scontrol |= (0x1 << 2);  in sata_link_scr_lpm()
425 	rc = sata_scr_write(link, SCR_CONTROL, scontrol);  in sata_link_scr_lpm()
439 static int __sata_set_spd_needed(struct ata_link *link, u32 *scontrol)  in __sata_set_spd_needed()  argument
458 	spd = (*scontrol >> 4) & 0xf;  in __sata_set_spd_needed()
459 	*scontrol = (*scontrol & ~0xf0) | ((target & 0xf) << 4);  in __sata_set_spd_needed()
481 	u32 scontrol;  in sata_set_spd_needed()  local
483 	if (sata_scr_read(link, SCR_CONTROL, &scontrol))  in sata_set_spd_needed()
486 	return __sata_set_spd_needed(link, &scontrol);  in sata_set_spd_needed()
504 	u32 scontrol;  in sata_set_spd()  local
507 	if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))  in sata_set_spd()
510 	if (!__sata_set_spd_needed(link, &scontrol))  in sata_set_spd()
513 	if ((rc = sata_scr_write(link, SCR_CONTROL, scontrol)))  in sata_set_spd()
628 	u32 scontrol;  in sata_link_hardreset()  local
640 		if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))  in sata_link_hardreset()
643 		scontrol = (scontrol & 0x0f0) | 0x304;  in sata_link_hardreset()
645 		if ((rc = sata_scr_write(link, SCR_CONTROL, scontrol)))  in sata_link_hardreset()
652 	if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))  in sata_link_hardreset()
655 	scontrol = (scontrol & 0x0f0) | 0x301;  in sata_link_hardreset()
657 	if ((rc = sata_scr_write_flush(link, SCR_CONTROL, scontrol)))  in sata_link_hardreset()