Lines Matching +full:reg +full:- +full:names
16 * - Redistributions of source code must retain the above
20 * - Redistributions in binary form must reproduce the above
58 * This file contains almost all the chip-specific register information and
59 * access functions for the QLogic QLogic_IB 7220 PCI-Express chip, with the
63 /* Below uses machine-generated qib_chipnum_regs.h file */
66 /* Use defines to tie machine-generated names to lower-case names */
131 #define CREG_IDX(regname) ((QIB_7220_##regname##_OFFS - \
220 * qib_read_ureg32 - read 32-bit virtualized per-context register
226 * Returns -1 on errors (not distinguishable from valid contents at
232 if (!dd->kregbase || !(dd->flags & QIB_PRESENT)) in qib_read_ureg32()
235 if (dd->userbase) in qib_read_ureg32()
237 ((char __iomem *)dd->userbase + in qib_read_ureg32()
238 dd->ureg_align * ctxt)); in qib_read_ureg32()
241 (dd->uregbase + in qib_read_ureg32()
242 (char __iomem *)dd->kregbase + in qib_read_ureg32()
243 dd->ureg_align * ctxt)); in qib_read_ureg32()
247 * qib_write_ureg - write 32-bit virtualized per-context register
260 if (dd->userbase) in qib_write_ureg()
262 ((char __iomem *) dd->userbase + in qib_write_ureg()
263 dd->ureg_align * ctxt); in qib_write_ureg()
266 (dd->uregbase + in qib_write_ureg()
267 (char __iomem *) dd->kregbase + in qib_write_ureg()
268 dd->ureg_align * ctxt); in qib_write_ureg()
270 if (dd->kregbase && (dd->flags & QIB_PRESENT)) in qib_write_ureg()
275 * qib_write_kreg_ctxt - write a device's per-ctxt 64-bit kernel register
291 if (dd->cspec->cregbase && (dd->flags & QIB_PRESENT)) in write_7220_creg()
292 writeq(value, &dd->cspec->cregbase[regno]); in write_7220_creg()
297 if (!dd->cspec->cregbase || !(dd->flags & QIB_PRESENT)) in read_7220_creg()
299 return readq(&dd->cspec->cregbase[regno]); in read_7220_creg()
304 if (!dd->cspec->cregbase || !(dd->flags & QIB_PRESENT)) in read_7220_creg32()
306 return readl(&dd->cspec->cregbase[regno]); in read_7220_creg32()
310 #define QLOGIC_IB_R_EMULATORREV_MASK ((1ULL << 22) - 1)
317 #define QLOGIC_IB_I_RCVURG_MASK ((1ULL << 17) - 1)
319 #define QLOGIC_IB_I_RCVAVAIL_MASK ((1ULL << 17) - 1)
630 /* chip-specific hardware errors */
702 /* These are all rcv-related errors which we want to count for stats */
711 /* These are all send-related errors which we want to count for stats */
747 * PIO buffer, and may need to cancel that buffer, so it can be re-used.
753 struct qib_devdata *dd = ppd->dd; in qib_disarm_7220_senderrbufs()
766 dd->piobcnt2k + dd->piobcnt4k); in qib_disarm_7220_senderrbufs()
771 qib_devinfo(dd->pcidev, "Recovering from TXE PIO parity error\n"); in qib_7220_txe_recover()
772 qib_disarm_7220_senderrbufs(dd->pport); in qib_7220_txe_recover()
780 struct qib_devdata *dd = ppd->dd; in qib_7220_sdma_sendctrl()
799 spin_lock(&dd->sendctrl_lock); in qib_7220_sdma_sendctrl()
801 dd->sendctrl |= set_sendctrl; in qib_7220_sdma_sendctrl()
802 dd->sendctrl &= ~clr_sendctrl; in qib_7220_sdma_sendctrl()
804 qib_write_kreg(dd, kr_sendctrl, dd->sendctrl); in qib_7220_sdma_sendctrl()
807 spin_unlock(&dd->sendctrl_lock); in qib_7220_sdma_sendctrl()
847 bidx += scnprintf(buf + bidx, blen - bidx, in qib_decode_7220_sdma_errs()
861 ppd->dd->upd_pio_shadow = 1; /* update our idea of what's busy */ in qib_7220_sdma_hw_clean_up()
871 qib_write_kreg(ppd->dd, kr_senddmalengen, ppd->sdma_descq_cnt); in qib_sdma_7220_setlengen()
872 qib_write_kreg(ppd->dd, kr_senddmalengen, in qib_sdma_7220_setlengen()
873 ppd->sdma_descq_cnt | in qib_sdma_7220_setlengen()
881 ppd->sdma_head_dma[0] = 0; in qib_7220_sdma_hw_start_up()
899 struct qib_devdata *dd = ppd->dd; in sdma_7220_errors()
904 msg = dd->cspec->sdmamsgbuf; in sdma_7220_errors()
905 qib_decode_7220_sdma_errs(ppd, errs, msg, sizeof dd->cspec->sdmamsgbuf); in sdma_7220_errors()
906 spin_lock_irqsave(&ppd->sdma_lock, flags); in sdma_7220_errors()
915 qib_dev_err(ppd->dd, in sdma_7220_errors()
917 ppd->dd->unit, ppd->port, sbuf[2], sbuf[1], in sdma_7220_errors()
922 qib_dev_err(dd, "IB%u:%u SDmaUnexpData\n", ppd->dd->unit, in sdma_7220_errors()
923 ppd->port); in sdma_7220_errors()
925 switch (ppd->sdma_state.current_state) { in sdma_7220_errors()
959 spin_unlock_irqrestore(&ppd->sdma_lock, flags); in sdma_7220_errors()
1036 qib_decode_7220_sdma_errs(dd->pport, err, buf, blen); in qib_decode_7220_err()
1046 ppd->cpspec->chase_timer.expires = 0; in reenable_7220_chase()
1062 * then re-enable. in handle_7220_chase()
1070 if (ppd->cpspec->chase_end && in handle_7220_chase()
1071 time_after(tnow, ppd->cpspec->chase_end)) { in handle_7220_chase()
1072 ppd->cpspec->chase_end = 0; in handle_7220_chase()
1076 ppd->cpspec->chase_timer.expires = jiffies + in handle_7220_chase()
1078 add_timer(&ppd->cpspec->chase_timer); in handle_7220_chase()
1079 } else if (!ppd->cpspec->chase_end) in handle_7220_chase()
1080 ppd->cpspec->chase_end = tnow + QIB_CHASE_TIME; in handle_7220_chase()
1084 ppd->cpspec->chase_end = 0; in handle_7220_chase()
1095 struct qib_pportdata *ppd = dd->pport; in handle_7220_errors()
1099 errs &= dd->cspec->errormask; in handle_7220_errors()
1100 msg = dd->cspec->emsgbuf; in handle_7220_errors()
1104 qib_7220_handle_hwerrors(dd, msg, sizeof dd->cspec->emsgbuf); in handle_7220_errors()
1107 if (errs & dd->eep_st_masks[log_idx].errs_to_log) in handle_7220_errors()
1121 !(ppd->lflags & QIBL_LINKACTIVE)) { in handle_7220_errors()
1132 !(ppd->lflags & QIBL_LINKACTIVE)) { in handle_7220_errors()
1158 qib_decode_7220_err(dd, msg, sizeof dd->cspec->emsgbuf, errs & ~mask); in handle_7220_errors()
1171 if (!(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) in handle_7220_errors()
1175 ppd->link_width_active = in handle_7220_errors()
1178 ppd->link_speed_active = in handle_7220_errors()
1195 qib_dev_err(dd, "Got reset, requires re-init " in handle_7220_errors()
1197 dd->flags &= ~QIB_INITTED; /* needs re-init */ in handle_7220_errors()
1199 *dd->devstatusp |= QIB_STATUS_HWERROR; in handle_7220_errors()
1200 *dd->pport->statusp &= ~QIB_STATUS_IB_CONF; in handle_7220_errors()
1204 qib_dev_porterr(dd, ppd->port, "%s error\n", msg); in handle_7220_errors()
1206 if (ppd->state_wanted & ppd->lflags) in handle_7220_errors()
1207 wake_up_interruptible(&ppd->state_wait); in handle_7220_errors()
1231 if (dd->flags & QIB_BADINTR) in qib_7220_set_intr_state()
1234 /* force re-interrupt of any pending interrupts. */ in qib_7220_set_intr_state()
1245 * Forcibly update the in-memory pioavail register copies after cleanup
1252 * This is in chip-specific code because of all of the register accesses,
1263 qib_cancel_sends(dd->pport); in qib_7220_clear_freeze()
1266 qib_write_kreg(dd, kr_control, dd->control); in qib_7220_clear_freeze()
1269 /* force in-memory update now we are out of freeze */ in qib_7220_clear_freeze()
1275 * and cancelling sends. Re-enable error interrupts before possible in qib_7220_clear_freeze()
1276 * force of re-interrupt on pending interrupts. in qib_7220_clear_freeze()
1280 qib_write_kreg(dd, kr_errmask, dd->cspec->errormask); in qib_7220_clear_freeze()
1285 * qib_7220_handle_hwerrors - display hardware errors.
1324 hwerrs &= dd->cspec->hwerrmask; in qib_7220_handle_hwerrors()
1328 if (hwerrs & dd->eep_st_masks[log_idx].hwerrs_to_log) in qib_7220_handle_hwerrors()
1332 qib_devinfo(dd->pcidev, "Hardware error: hwerr=0x%llx " in qib_7220_handle_hwerrors()
1344 if ((ctrl & QLOGIC_IB_C_FREEZEMODE) && !dd->diag_client) { in qib_7220_handle_hwerrors()
1368 dd->cspec->hwerrmask &= ~HWE_MASK(PowerOnBISTFailed); in qib_7220_handle_hwerrors()
1369 qib_write_kreg(dd, kr_hwerrmask, dd->cspec->hwerrmask); in qib_7220_handle_hwerrors()
1375 bitsmsg = dd->cspec->bitsmsgbuf; in qib_7220_handle_hwerrors()
1381 snprintf(bitsmsg, sizeof dd->cspec->bitsmsgbuf, in qib_7220_handle_hwerrors()
1391 snprintf(bitsmsg, sizeof dd->cspec->bitsmsgbuf, in qib_7220_handle_hwerrors()
1396 dd->cspec->hwerrmask &= ~(hwerrs & _QIB_PLL_FAIL); in qib_7220_handle_hwerrors()
1397 qib_write_kreg(dd, kr_hwerrmask, dd->cspec->hwerrmask); in qib_7220_handle_hwerrors()
1405 dd->cspec->hwerrmask &= ~QLOGIC_IB_HWE_SERDESPLLFAILED; in qib_7220_handle_hwerrors()
1406 qib_write_kreg(dd, kr_hwerrmask, dd->cspec->hwerrmask); in qib_7220_handle_hwerrors()
1411 if (isfatal && !dd->diag_client) { in qib_7220_handle_hwerrors()
1413 " usable, SN %.16s\n", dd->serial); in qib_7220_handle_hwerrors()
1418 if (dd->freezemsg) in qib_7220_handle_hwerrors()
1419 snprintf(dd->freezemsg, dd->freezelen, in qib_7220_handle_hwerrors()
1427 * qib_7220_init_hwerrors - enable hardware errors
1447 qib_devinfo(dd->pcidev, "MemBIST is disabled.\n"); in qib_7220_init_hwerrors()
1452 dd->cspec->hwerrmask = val; in qib_7220_init_hwerrors()
1455 qib_write_kreg(dd, kr_hwerrmask, dd->cspec->hwerrmask); in qib_7220_init_hwerrors()
1461 dd->cspec->errormask = qib_read_kreg64(dd, kr_errmask); in qib_7220_init_hwerrors()
1468 * on chips that are count-based, rather than trigger-based. There is no
1470 * Only chip-specific because it's all register accesses
1476 dd->cspec->errormask |= ERR_MASK(SendPioArmLaunchErr); in qib_set_7220_armlaunch()
1478 dd->cspec->errormask &= ~ERR_MASK(SendPioArmLaunchErr); in qib_set_7220_armlaunch()
1479 qib_write_kreg(dd, kr_errmask, dd->cspec->errormask); in qib_set_7220_armlaunch()
1483 * Formerly took parameter <which> in pre-shifted,
1484 * pre-merged form with LinkCmd and LinkInitCmd
1491 struct qib_devdata *dd = ppd->dd; in qib_set_ib_7220_lstate()
1496 * If we are told to disable, note that so link-recovery in qib_set_ib_7220_lstate()
1499 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_set_ib_7220_lstate()
1500 ppd->lflags |= QIBL_IB_LINK_DISABLED; in qib_set_ib_7220_lstate()
1501 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_set_ib_7220_lstate()
1506 * link-recovery code attempt to bring us back up. in qib_set_ib_7220_lstate()
1508 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_set_ib_7220_lstate()
1509 ppd->lflags &= ~QIBL_IB_LINK_DISABLED; in qib_set_ib_7220_lstate()
1510 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_set_ib_7220_lstate()
1516 qib_write_kreg(dd, kr_ibcctrl, ppd->cpspec->ibcctrl | mod_wd); in qib_set_ib_7220_lstate()
1517 /* write to chip to prevent back-to-back writes of ibc reg */ in qib_set_ib_7220_lstate()
1524 * The portion of IBA7220-specific bringup_serdes() that actually deals with
1529 * qib_7220_bringup_serdes - bring up the serdes
1534 struct qib_devdata *dd = ppd->dd; in qib_7220_bringup_serdes()
1539 dd->control &= ~QLOGIC_IB_C_LINKENABLE; in qib_7220_bringup_serdes()
1543 ppd->cpspec->ibdeltainprog = 1; in qib_7220_bringup_serdes()
1544 ppd->cpspec->ibsymsnap = read_7220_creg32(dd, cr_ibsymbolerr); in qib_7220_bringup_serdes()
1545 ppd->cpspec->iblnkerrsnap = in qib_7220_bringup_serdes()
1567 ibc |= ((u64)(ppd->ibmaxlen >> 2) + 1) << SYM_LSB(IBCCtrl, MaxPktLen); in qib_7220_bringup_serdes()
1568 ppd->cpspec->ibcctrl = ibc; /* without linkcmd or linkinitcmd! */ in qib_7220_bringup_serdes()
1571 val = ppd->cpspec->ibcctrl | (QLOGIC_IB_IBCC_LINKINITCMD_DISABLE << in qib_7220_bringup_serdes()
1575 if (!ppd->cpspec->ibcddrctrl) { in qib_7220_bringup_serdes()
1576 /* not on re-init after reset */ in qib_7220_bringup_serdes()
1577 ppd->cpspec->ibcddrctrl = qib_read_kreg64(dd, kr_ibcddrctrl); in qib_7220_bringup_serdes()
1579 if (ppd->link_speed_enabled == (QIB_IB_SDR | QIB_IB_DDR)) in qib_7220_bringup_serdes()
1580 ppd->cpspec->ibcddrctrl |= in qib_7220_bringup_serdes()
1584 ppd->cpspec->ibcddrctrl |= in qib_7220_bringup_serdes()
1585 ppd->link_speed_enabled == QIB_IB_DDR ? in qib_7220_bringup_serdes()
1587 if ((ppd->link_width_enabled & (IB_WIDTH_1X | IB_WIDTH_4X)) == in qib_7220_bringup_serdes()
1589 ppd->cpspec->ibcddrctrl |= IBA7220_IBC_WIDTH_AUTONEG; in qib_7220_bringup_serdes()
1591 ppd->cpspec->ibcddrctrl |= in qib_7220_bringup_serdes()
1592 ppd->link_width_enabled == IB_WIDTH_4X ? in qib_7220_bringup_serdes()
1597 ppd->cpspec->ibcddrctrl |= in qib_7220_bringup_serdes()
1599 ppd->cpspec->ibcddrctrl |= in qib_7220_bringup_serdes()
1603 ppd->cpspec->ibcddrctrl |= IBA7220_IBC_LANE_REV_SUPPORTED; in qib_7220_bringup_serdes()
1605 /* write to chip to prevent back-to-back writes of ibc reg */ in qib_7220_bringup_serdes()
1608 qib_write_kreg(dd, kr_ibcddrctrl, ppd->cpspec->ibcddrctrl); in qib_7220_bringup_serdes()
1629 if (!ppd->guid) in qib_7220_bringup_serdes()
1630 ppd->guid = dd->base_guid; in qib_7220_bringup_serdes()
1631 guid = be64_to_cpu(ppd->guid); in qib_7220_bringup_serdes()
1635 dd->control |= QLOGIC_IB_C_LINKENABLE; in qib_7220_bringup_serdes()
1636 qib_write_kreg(dd, kr_control, dd->control); in qib_7220_bringup_serdes()
1638 /* write to chip to prevent back-to-back writes of ibc reg */ in qib_7220_bringup_serdes()
1644 * qib_7220_quiet_serdes - set serdes to txidle
1651 struct qib_devdata *dd = ppd->dd; in qib_7220_quiet_serdes()
1655 dd->control &= ~QLOGIC_IB_C_LINKENABLE; in qib_7220_quiet_serdes()
1657 dd->control | QLOGIC_IB_C_FREEZEMODE); in qib_7220_quiet_serdes()
1659 ppd->cpspec->chase_end = 0; in qib_7220_quiet_serdes()
1660 if (ppd->cpspec->chase_timer.data) /* if initted */ in qib_7220_quiet_serdes()
1661 del_timer_sync(&ppd->cpspec->chase_timer); in qib_7220_quiet_serdes()
1663 if (ppd->cpspec->ibsymdelta || ppd->cpspec->iblnkerrdelta || in qib_7220_quiet_serdes()
1664 ppd->cpspec->ibdeltainprog) { in qib_7220_quiet_serdes()
1672 if (ppd->cpspec->ibsymdelta || ppd->cpspec->ibdeltainprog) { in qib_7220_quiet_serdes()
1674 if (ppd->cpspec->ibdeltainprog) in qib_7220_quiet_serdes()
1675 val -= val - ppd->cpspec->ibsymsnap; in qib_7220_quiet_serdes()
1676 val -= ppd->cpspec->ibsymdelta; in qib_7220_quiet_serdes()
1679 if (ppd->cpspec->iblnkerrdelta || ppd->cpspec->ibdeltainprog) { in qib_7220_quiet_serdes()
1681 if (ppd->cpspec->ibdeltainprog) in qib_7220_quiet_serdes()
1682 val -= val - ppd->cpspec->iblnkerrsnap; in qib_7220_quiet_serdes()
1683 val -= ppd->cpspec->iblnkerrdelta; in qib_7220_quiet_serdes()
1692 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_quiet_serdes()
1693 ppd->lflags &= ~QIBL_IB_AUTONEG_INPROG; in qib_7220_quiet_serdes()
1694 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_7220_quiet_serdes()
1695 wake_up(&ppd->cpspec->autoneg_wait); in qib_7220_quiet_serdes()
1696 cancel_delayed_work_sync(&ppd->cpspec->autoneg_work); in qib_7220_quiet_serdes()
1698 shutdown_7220_relock_poll(ppd->dd); in qib_7220_quiet_serdes()
1699 val = qib_read_kreg64(ppd->dd, kr_xgxs_cfg); in qib_7220_quiet_serdes()
1701 qib_write_kreg(ppd->dd, kr_xgxs_cfg, val); in qib_7220_quiet_serdes()
1705 * qib_setup_7220_setextled - set the state of the two external LEDs
1722 * require waking up every 10-20 msecs and checking the counters
1729 struct qib_devdata *dd = ppd->dd; in qib_setup_7220_setextled()
1737 if (dd->diag_client) in qib_setup_7220_setextled()
1740 if (ppd->led_override) { in qib_setup_7220_setextled()
1741 ltst = (ppd->led_override & QIB_LED_PHYS) ? in qib_setup_7220_setextled()
1743 lst = (ppd->led_override & QIB_LED_LOG) ? in qib_setup_7220_setextled()
1754 spin_lock_irqsave(&dd->cspec->gpio_lock, flags); in qib_setup_7220_setextled()
1755 extctl = dd->cspec->extctrl & ~(SYM_MASK(EXTCtrl, LEDPriPortGreenOn) | in qib_setup_7220_setextled()
1769 dd->cspec->extctrl = extctl; in qib_setup_7220_setextled()
1771 spin_unlock_irqrestore(&dd->cspec->gpio_lock, flags); in qib_setup_7220_setextled()
1779 if (dd->cspec->irq) { in qib_7220_free_irq()
1780 free_irq(dd->cspec->irq, dd); in qib_7220_free_irq()
1781 dd->cspec->irq = 0; in qib_7220_free_irq()
1787 * qib_setup_7220_cleanup - clean up any per-chip chip-specific stuff
1796 kfree(dd->cspec->cntrs); in qib_setup_7220_cleanup()
1797 kfree(dd->cspec->portcntrs); in qib_setup_7220_cleanup()
1808 spin_lock_irqsave(&ppd->sdma_lock, flags); in sdma_7220_intr()
1810 switch (ppd->sdma_state.current_state) { in sdma_7220_intr()
1836 spin_unlock_irqrestore(&ppd->sdma_lock, flags); in sdma_7220_intr()
1843 spin_lock_irqsave(&dd->sendctrl_lock, flags); in qib_wantpiobuf_7220_intr()
1845 if (!(dd->sendctrl & SYM_MASK(SendCtrl, SendBufAvailUpd))) in qib_wantpiobuf_7220_intr()
1852 qib_write_kreg(dd, kr_sendctrl, dd->sendctrl & in qib_wantpiobuf_7220_intr()
1855 dd->sendctrl |= SYM_MASK(SendCtrl, SendIntBufAvail); in qib_wantpiobuf_7220_intr()
1857 dd->sendctrl &= ~SYM_MASK(SendCtrl, SendIntBufAvail); in qib_wantpiobuf_7220_intr()
1858 qib_write_kreg(dd, kr_sendctrl, dd->sendctrl); in qib_wantpiobuf_7220_intr()
1861 spin_unlock_irqrestore(&dd->sendctrl_lock, flags); in qib_wantpiobuf_7220_intr()
1888 * have a bad side-effect on some diagnostic that wanted in unlikely_7220_intr()
1889 * to poll for a status-change, but the various shadows in unlikely_7220_intr()
1910 dd->cspec->gpio_mask &= ~gpio_irq; in unlikely_7220_intr()
1911 qib_write_kreg(dd, kr_gpio_mask, dd->cspec->gpio_mask); in unlikely_7220_intr()
1921 qib_devinfo(dd->pcidev, "error interrupt (%Lx), " in unlikely_7220_intr()
1937 if ((dd->flags & (QIB_PRESENT | QIB_BADINTR)) != QIB_PRESENT) { in qib_7220intr()
1954 if (unlikely(istat == -1)) { in qib_7220intr()
1962 if (dd->int_counter != (u32) -1) in qib_7220intr()
1963 dd->int_counter++; in qib_7220intr()
1972 * the queue, and will re-interrupt if necessary. The processor in qib_7220intr()
1988 for (i = 0; i < dd->first_user_ctxt; i++) { in qib_7220intr()
1991 qib_kreceive(dd->rcd[i], NULL, NULL); in qib_7220intr()
2005 sdma_7220_intr(dd->pport, istat); in qib_7220intr()
2007 if ((istat & QLOGIC_IB_I_SPIOBUFAVAIL) && (dd->flags & QIB_INITTED)) in qib_7220intr()
2016 * Set up our chip-specific interrupt handler.
2025 if (!dd->cspec->irq) in qib_setup_7220_interrupt()
2029 int ret = request_irq(dd->cspec->irq, qib_7220intr, in qib_setup_7220_interrupt()
2030 dd->msi_lo ? 0 : IRQF_SHARED, in qib_setup_7220_interrupt()
2035 "(irq=%d): %d\n", dd->msi_lo ? in qib_setup_7220_interrupt()
2036 "MSI" : "INTx", dd->cspec->irq, ret); in qib_setup_7220_interrupt()
2041 * qib_7220_boardname - fill in the board name
2051 boardid = SYM_FIELD(dd->revision, Revision, in qib_7220_boardname()
2068 dd->boardname = kmalloc(namelen, GFP_KERNEL); in qib_7220_boardname()
2069 if (!dd->boardname) in qib_7220_boardname()
2072 snprintf(dd->boardname, namelen, "%s", n); in qib_7220_boardname()
2074 if (dd->majrev != 5 || !dd->minrev || dd->minrev > 2) in qib_7220_boardname()
2077 dd->majrev, dd->minrev); in qib_7220_boardname()
2079 snprintf(dd->boardversion, sizeof(dd->boardversion), in qib_7220_boardname()
2081 QIB_CHIP_VERS_MAJ, QIB_CHIP_VERS_MIN, dd->boardname, in qib_7220_boardname()
2082 (unsigned)SYM_FIELD(dd->revision, Revision_R, Arch), in qib_7220_boardname()
2083 dd->majrev, dd->minrev, in qib_7220_boardname()
2084 (unsigned)SYM_FIELD(dd->revision, Revision_R, SW)); in qib_7220_boardname()
2103 qib_dev_err(dd, "Resetting InfiniPath unit %u\n", dd->unit); in qib_setup_7220_reset()
2105 /* no interrupts till re-initted */ in qib_setup_7220_reset()
2108 dd->pport->cpspec->ibdeltainprog = 0; in qib_setup_7220_reset()
2109 dd->pport->cpspec->ibsymdelta = 0; in qib_setup_7220_reset()
2110 dd->pport->cpspec->iblnkerrdelta = 0; in qib_setup_7220_reset()
2117 dd->flags &= ~(QIB_INITTED | QIB_PRESENT); in qib_setup_7220_reset()
2118 dd->int_counter = 0; /* so we check interrupts work again */ in qib_setup_7220_reset()
2119 val = dd->control | QLOGIC_IB_C_RESET; in qib_setup_7220_reset()
2120 writeq(val, &dd->kregbase[kr_control]); in qib_setup_7220_reset()
2137 val = readq(&dd->kregbase[kr_revision]); in qib_setup_7220_reset()
2138 if (val == dd->revision) { in qib_setup_7220_reset()
2139 dd->flags |= QIB_PRESENT; /* it's back */ in qib_setup_7220_reset()
2148 if (qib_pcie_params(dd, dd->lbus_width, NULL, NULL)) in qib_setup_7220_reset()
2158 /* do setup similar to speed or link-width changes */ in qib_setup_7220_reset()
2159 if (dd->pport->cpspec->ibcddrctrl & IBA7220_IBC_IBTA_1_2_MASK) in qib_setup_7220_reset()
2160 dd->cspec->presets_needed = 1; in qib_setup_7220_reset()
2161 spin_lock_irqsave(&dd->pport->lflags_lock, flags); in qib_setup_7220_reset()
2162 dd->pport->lflags |= QIBL_IB_FORCE_NOTIFY; in qib_setup_7220_reset()
2163 dd->pport->lflags &= ~QIBL_IB_AUTONEG_FAILED; in qib_setup_7220_reset()
2164 spin_unlock_irqrestore(&dd->pport->lflags_lock, flags); in qib_setup_7220_reset()
2171 * qib_7220_put_tid - write a TID to the chip
2180 if (pa != dd->tidinvalid) { in qib_7220_put_tid()
2196 chippa |= dd->tidtemplate; in qib_7220_put_tid()
2206 * qib_7220_clear_tids - clear all TID entries for a ctxt, expected and eager
2223 if (!dd->kregbase || !rcd) in qib_7220_clear_tids()
2226 ctxt = rcd->ctxt; in qib_7220_clear_tids()
2228 tidinv = dd->tidinvalid; in qib_7220_clear_tids()
2230 ((char __iomem *)(dd->kregbase) + in qib_7220_clear_tids()
2231 dd->rcvtidbase + in qib_7220_clear_tids()
2232 ctxt * dd->rcvtidcnt * sizeof(*tidbase)); in qib_7220_clear_tids()
2234 for (i = 0; i < dd->rcvtidcnt; i++) in qib_7220_clear_tids()
2239 ((char __iomem *)(dd->kregbase) + in qib_7220_clear_tids()
2240 dd->rcvegrbase + in qib_7220_clear_tids()
2241 rcd->rcvegr_tid_base * sizeof(*tidbase)); in qib_7220_clear_tids()
2243 for (i = 0; i < rcd->rcvegrcnt; i++) in qib_7220_clear_tids()
2249 * qib_7220_tidtemplate - setup constants for TID updates
2256 if (dd->rcvegrbufsize == 2048) in qib_7220_tidtemplate()
2257 dd->tidtemplate = IBA7220_TID_SZ_2K; in qib_7220_tidtemplate()
2258 else if (dd->rcvegrbufsize == 4096) in qib_7220_tidtemplate()
2259 dd->tidtemplate = IBA7220_TID_SZ_4K; in qib_7220_tidtemplate()
2260 dd->tidinvalid = 0; in qib_7220_tidtemplate()
2264 * qib_init_7220_get_base_info - set chip-specific flags for user code
2274 kinfo->spi_runtime_flags |= QIB_RUNTIME_PCIE | in qib_7220_get_base_info()
2277 if (rcd->dd->flags & QIB_USE_SPCL_TRIG) in qib_7220_get_base_info()
2278 kinfo->spi_runtime_flags |= QIB_RUNTIME_SPECIAL_TRIGGER; in qib_7220_get_base_info()
2289 (rhf_addr - dd->rhf_offset + offset); in qib_7220_get_msgheader()
2298 dd->cspec->numctxts = nchipctxts; in qib_7220_config_ctxts()
2300 dd->qpn_mask = 0x3e; in qib_7220_config_ctxts()
2301 dd->first_user_ctxt = qib_n_krcv_queues * dd->num_pports; in qib_7220_config_ctxts()
2302 if (dd->first_user_ctxt > nchipctxts) in qib_7220_config_ctxts()
2303 dd->first_user_ctxt = nchipctxts; in qib_7220_config_ctxts()
2305 dd->first_user_ctxt = dd->num_pports; in qib_7220_config_ctxts()
2306 dd->n_krcv_queues = dd->first_user_ctxt; in qib_7220_config_ctxts()
2309 int nctxts = dd->first_user_ctxt + num_online_cpus(); in qib_7220_config_ctxts()
2312 dd->ctxtcnt = 5; in qib_7220_config_ctxts()
2314 dd->ctxtcnt = 9; in qib_7220_config_ctxts()
2316 dd->ctxtcnt = nchipctxts; in qib_7220_config_ctxts()
2318 dd->ctxtcnt = qib_cfgctxts; in qib_7220_config_ctxts()
2319 if (!dd->ctxtcnt) /* none of the above, set to max */ in qib_7220_config_ctxts()
2320 dd->ctxtcnt = nchipctxts; in qib_7220_config_ctxts()
2327 spin_lock_irqsave(&dd->cspec->rcvmod_lock, flags); in qib_7220_config_ctxts()
2328 if (dd->ctxtcnt > 9) in qib_7220_config_ctxts()
2329 dd->rcvctrl |= 2ULL << IBA7220_R_CTXTCFG_SHIFT; in qib_7220_config_ctxts()
2330 else if (dd->ctxtcnt > 5) in qib_7220_config_ctxts()
2331 dd->rcvctrl |= 1ULL << IBA7220_R_CTXTCFG_SHIFT; in qib_7220_config_ctxts()
2333 if (dd->qpn_mask) in qib_7220_config_ctxts()
2334 dd->rcvctrl |= 1ULL << QIB_7220_RcvCtrl_RcvQPMapEnable_LSB; in qib_7220_config_ctxts()
2335 qib_write_kreg(dd, kr_rcvctrl, dd->rcvctrl); in qib_7220_config_ctxts()
2336 spin_unlock_irqrestore(&dd->cspec->rcvmod_lock, flags); in qib_7220_config_ctxts()
2339 dd->cspec->rcvegrcnt = qib_read_kreg32(dd, kr_rcvegrcnt); in qib_7220_config_ctxts()
2340 dd->rcvhdrcnt = max(dd->cspec->rcvegrcnt, IBA7220_KRCVEGRCNT); in qib_7220_config_ctxts()
2346 u64 maskr; /* right-justified mask */ in qib_7220_get_ib_cfg()
2349 case QIB_IB_CFG_LWID_ENB: /* Get allowed Link-width */ in qib_7220_get_ib_cfg()
2350 ret = ppd->link_width_enabled; in qib_7220_get_ib_cfg()
2353 case QIB_IB_CFG_LWID: /* Get currently active Link-width */ in qib_7220_get_ib_cfg()
2354 ret = ppd->link_width_active; in qib_7220_get_ib_cfg()
2358 ret = ppd->link_speed_enabled; in qib_7220_get_ib_cfg()
2362 ret = ppd->link_speed_active; in qib_7220_get_ib_cfg()
2365 case QIB_IB_CFG_RXPOL_ENB: /* Get Auto-RX-polarity enable */ in qib_7220_get_ib_cfg()
2370 case QIB_IB_CFG_LREV_ENB: /* Get Auto-Lane-reversal enable */ in qib_7220_get_ib_cfg()
2376 ret = qib_read_kreg64(ppd->dd, kr_ibcddrstatus) in qib_7220_get_ib_cfg()
2381 ret = ppd->vls_operational; in qib_7220_get_ib_cfg()
2393 ret = SYM_FIELD(ppd->cpspec->ibcctrl, IBCCtrl, in qib_7220_get_ib_cfg()
2398 ret = SYM_FIELD(ppd->cpspec->ibcctrl, IBCCtrl, in qib_7220_get_ib_cfg()
2404 ret = (ppd->cpspec->ibcctrl & in qib_7220_get_ib_cfg()
2419 ret = (ppd->link_speed_active == QIB_IB_DDR); in qib_7220_get_ib_cfg()
2423 ret = -EINVAL; in qib_7220_get_ib_cfg()
2426 ret = (int)((ppd->cpspec->ibcddrctrl >> lsb) & maskr); in qib_7220_get_ib_cfg()
2433 struct qib_devdata *dd = ppd->dd; in qib_7220_set_ib_cfg()
2434 u64 maskr; /* right-justified mask */ in qib_7220_set_ib_cfg()
2450 case QIB_IB_CFG_LWID_ENB: /* set allowed Link-width */ in qib_7220_set_ib_cfg()
2456 ppd->link_width_enabled = val; in qib_7220_set_ib_cfg()
2457 if (!(ppd->lflags & QIBL_LINKDOWN)) in qib_7220_set_ib_cfg()
2466 * if it's not an down->up transition. in qib_7220_set_ib_cfg()
2468 val--; /* convert from IB to chip */ in qib_7220_set_ib_cfg()
2484 ppd->link_speed_enabled = val; in qib_7220_set_ib_cfg()
2485 if ((ppd->cpspec->ibcddrctrl & IBA7220_IBC_IBTA_1_2_MASK) && in qib_7220_set_ib_cfg()
2486 !(val & (val - 1))) in qib_7220_set_ib_cfg()
2487 dd->cspec->presets_needed = 1; in qib_7220_set_ib_cfg()
2488 if (!(ppd->lflags & QIBL_LINKDOWN)) in qib_7220_set_ib_cfg()
2497 * if it's not an down->up transition. in qib_7220_set_ib_cfg()
2502 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_set_ib_cfg()
2503 ppd->lflags &= ~QIBL_IB_AUTONEG_FAILED; in qib_7220_set_ib_cfg()
2504 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_7220_set_ib_cfg()
2515 case QIB_IB_CFG_RXPOL_ENB: /* set Auto-RX-polarity enable */ in qib_7220_set_ib_cfg()
2520 case QIB_IB_CFG_LREV_ENB: /* set Auto-Lane-reversal enable */ in qib_7220_set_ib_cfg()
2526 maskr = SYM_FIELD(ppd->cpspec->ibcctrl, IBCCtrl, in qib_7220_set_ib_cfg()
2529 ppd->cpspec->ibcctrl &= in qib_7220_set_ib_cfg()
2531 ppd->cpspec->ibcctrl |= (u64) val << in qib_7220_set_ib_cfg()
2533 qib_write_kreg(dd, kr_ibcctrl, ppd->cpspec->ibcctrl); in qib_7220_set_ib_cfg()
2539 maskr = SYM_FIELD(ppd->cpspec->ibcctrl, IBCCtrl, in qib_7220_set_ib_cfg()
2542 ppd->cpspec->ibcctrl &= in qib_7220_set_ib_cfg()
2544 ppd->cpspec->ibcctrl |= (u64) val << in qib_7220_set_ib_cfg()
2546 qib_write_kreg(dd, kr_ibcctrl, ppd->cpspec->ibcctrl); in qib_7220_set_ib_cfg()
2552 maskr = (u64) ppd->pkeys[0] | ((u64) ppd->pkeys[1] << 16) | in qib_7220_set_ib_cfg()
2553 ((u64) ppd->pkeys[2] << 32) | in qib_7220_set_ib_cfg()
2554 ((u64) ppd->pkeys[3] << 48); in qib_7220_set_ib_cfg()
2561 ppd->cpspec->ibcctrl &= in qib_7220_set_ib_cfg()
2564 ppd->cpspec->ibcctrl |= in qib_7220_set_ib_cfg()
2566 qib_write_kreg(dd, kr_ibcctrl, ppd->cpspec->ibcctrl); in qib_7220_set_ib_cfg()
2578 val = (ppd->ibmaxlen >> 2) + 1; in qib_7220_set_ib_cfg()
2579 ppd->cpspec->ibcctrl &= ~SYM_MASK(IBCCtrl, MaxPktLen); in qib_7220_set_ib_cfg()
2580 ppd->cpspec->ibcctrl |= (u64)val << SYM_LSB(IBCCtrl, MaxPktLen); in qib_7220_set_ib_cfg()
2581 qib_write_kreg(dd, kr_ibcctrl, ppd->cpspec->ibcctrl); in qib_7220_set_ib_cfg()
2589 if (!ppd->cpspec->ibdeltainprog && in qib_7220_set_ib_cfg()
2591 ppd->cpspec->ibdeltainprog = 1; in qib_7220_set_ib_cfg()
2592 ppd->cpspec->ibsymsnap = in qib_7220_set_ib_cfg()
2594 ppd->cpspec->iblnkerrsnap = in qib_7220_set_ib_cfg()
2608 ret = -EINVAL; in qib_7220_set_ib_cfg()
2627 ppd->cpspec->chase_end = 0; in qib_7220_set_ib_cfg()
2632 if (ppd->cpspec->chase_timer.expires) { in qib_7220_set_ib_cfg()
2633 del_timer_sync(&ppd->cpspec->chase_timer); in qib_7220_set_ib_cfg()
2634 ppd->cpspec->chase_timer.expires = 0; in qib_7220_set_ib_cfg()
2639 ret = -EINVAL; in qib_7220_set_ib_cfg()
2648 tmp = (ppd->cpspec->ibcddrctrl >> lsb) & maskr; in qib_7220_set_ib_cfg()
2655 if (ppd->link_width_enabled-1 != tmp) { in qib_7220_set_ib_cfg()
2656 ppd->cpspec->ibcddrctrl &= ~(maskr << lsb); in qib_7220_set_ib_cfg()
2657 ppd->cpspec->ibcddrctrl |= in qib_7220_set_ib_cfg()
2658 (((u64)(ppd->link_width_enabled-1) & maskr) << in qib_7220_set_ib_cfg()
2661 ppd->cpspec->ibcddrctrl); in qib_7220_set_ib_cfg()
2663 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_set_ib_cfg()
2664 ppd->lflags |= QIBL_IB_FORCE_NOTIFY; in qib_7220_set_ib_cfg()
2665 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_7220_set_ib_cfg()
2671 ret = -EINVAL; in qib_7220_set_ib_cfg()
2679 ret = -EINVAL; in qib_7220_set_ib_cfg()
2682 ppd->cpspec->ibcddrctrl &= ~(maskr << lsb); in qib_7220_set_ib_cfg()
2683 ppd->cpspec->ibcddrctrl |= (((u64) val & maskr) << lsb); in qib_7220_set_ib_cfg()
2684 qib_write_kreg(dd, kr_ibcddrctrl, ppd->cpspec->ibcddrctrl); in qib_7220_set_ib_cfg()
2687 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_set_ib_cfg()
2688 ppd->lflags |= QIBL_IB_FORCE_NOTIFY; in qib_7220_set_ib_cfg()
2689 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_7220_set_ib_cfg()
2701 ppd->cpspec->ibcctrl |= SYM_MASK(IBCCtrl, Loopback); in qib_7220_set_loopback()
2703 qib_devinfo(ppd->dd->pcidev, "Enabling IB%u:%u IBC loopback\n", in qib_7220_set_loopback()
2704 ppd->dd->unit, ppd->port); in qib_7220_set_loopback()
2706 ppd->cpspec->ibcctrl &= ~SYM_MASK(IBCCtrl, Loopback); in qib_7220_set_loopback()
2709 qib_devinfo(ppd->dd->pcidev, "Disabling IB%u:%u IBC loopback " in qib_7220_set_loopback()
2710 "(normal)\n", ppd->dd->unit, ppd->port); in qib_7220_set_loopback()
2712 ret = -EINVAL; in qib_7220_set_loopback()
2714 qib_write_kreg(ppd->dd, kr_ibcctrl, ppd->cpspec->ibcctrl); in qib_7220_set_loopback()
2715 ddr = ppd->cpspec->ibcddrctrl & ~(IBA7220_IBC_HRTBT_MASK in qib_7220_set_loopback()
2717 ppd->cpspec->ibcddrctrl = ddr | val; in qib_7220_set_loopback()
2718 qib_write_kreg(ppd->dd, kr_ibcddrctrl, in qib_7220_set_loopback()
2719 ppd->cpspec->ibcddrctrl); in qib_7220_set_loopback()
2720 qib_write_kreg(ppd->dd, kr_scratch, 0); in qib_7220_set_loopback()
2729 qib_write_ureg(rcd->dd, ur_rcvegrindexhead, egrhd, rcd->ctxt); in qib_update_7220_usrhead()
2731 qib_write_ureg(rcd->dd, ur_rcvhdrhead, hd, rcd->ctxt); in qib_update_7220_usrhead()
2739 head = qib_read_ureg32(rcd->dd, ur_rcvhdrhead, rcd->ctxt); in qib_7220_hdrqempty()
2740 if (rcd->rcvhdrtail_kvaddr) in qib_7220_hdrqempty()
2743 tail = qib_read_ureg32(rcd->dd, ur_rcvhdrtail, rcd->ctxt); in qib_7220_hdrqempty()
2748 * Modify the RCVCTRL register in chip-specific way. This
2750 * location is chip-specifc, but the needed operations are
2751 * generic. <op> is a bit-mask because we often want to
2757 struct qib_devdata *dd = ppd->dd; in rcvctrl_7220_mod()
2761 spin_lock_irqsave(&dd->cspec->rcvmod_lock, flags); in rcvctrl_7220_mod()
2763 dd->rcvctrl |= (1ULL << IBA7220_R_TAILUPD_SHIFT); in rcvctrl_7220_mod()
2765 dd->rcvctrl &= ~(1ULL << IBA7220_R_TAILUPD_SHIFT); in rcvctrl_7220_mod()
2767 dd->rcvctrl &= ~(1ULL << IBA7220_R_PKEY_DIS_SHIFT); in rcvctrl_7220_mod()
2769 dd->rcvctrl |= (1ULL << IBA7220_R_PKEY_DIS_SHIFT); in rcvctrl_7220_mod()
2771 mask = (1ULL << dd->ctxtcnt) - 1; in rcvctrl_7220_mod()
2776 dd->rcvctrl |= (mask << SYM_LSB(RcvCtrl, PortEnable)); in rcvctrl_7220_mod()
2777 if (!(dd->flags & QIB_NODMA_RTAIL)) in rcvctrl_7220_mod()
2778 dd->rcvctrl |= 1ULL << IBA7220_R_TAILUPD_SHIFT; in rcvctrl_7220_mod()
2781 dd->rcd[ctxt]->rcvhdrqtailaddr_phys); in rcvctrl_7220_mod()
2783 dd->rcd[ctxt]->rcvhdrq_phys); in rcvctrl_7220_mod()
2784 dd->rcd[ctxt]->seq_cnt = 1; in rcvctrl_7220_mod()
2787 dd->rcvctrl &= ~(mask << SYM_LSB(RcvCtrl, PortEnable)); in rcvctrl_7220_mod()
2789 dd->rcvctrl |= (mask << IBA7220_R_INTRAVAIL_SHIFT); in rcvctrl_7220_mod()
2791 dd->rcvctrl &= ~(mask << IBA7220_R_INTRAVAIL_SHIFT); in rcvctrl_7220_mod()
2792 qib_write_kreg(dd, kr_rcvctrl, dd->rcvctrl); in rcvctrl_7220_mod()
2793 if ((op & QIB_RCVCTRL_INTRAVAIL_ENB) && dd->rhdrhead_intr_off) { in rcvctrl_7220_mod()
2796 dd->rhdrhead_intr_off; in rcvctrl_7220_mod()
2810 dd->rcd[ctxt]->head = val; in rcvctrl_7220_mod()
2812 if (ctxt < dd->first_user_ctxt) in rcvctrl_7220_mod()
2813 val |= dd->rhdrhead_intr_off; in rcvctrl_7220_mod()
2823 for (i = 0; i < dd->cfgctxts; i++) { in rcvctrl_7220_mod()
2830 spin_unlock_irqrestore(&dd->cspec->rcvmod_lock, flags); in rcvctrl_7220_mod()
2834 * Modify the SENDCTRL register in chip-specific way. This
2838 * Chip requires no back-back sendctrl writes, so write
2843 struct qib_devdata *dd = ppd->dd; in sendctrl_7220_mod()
2847 spin_lock_irqsave(&dd->sendctrl_lock, flags); in sendctrl_7220_mod()
2851 dd->sendctrl = 0; in sendctrl_7220_mod()
2853 dd->sendctrl &= ~SYM_MASK(SendCtrl, SPioEnable); in sendctrl_7220_mod()
2855 dd->sendctrl |= SYM_MASK(SendCtrl, SPioEnable); in sendctrl_7220_mod()
2856 if (dd->flags & QIB_USE_SPCL_TRIG) in sendctrl_7220_mod()
2857 dd->sendctrl |= SYM_MASK(SendCtrl, in sendctrl_7220_mod()
2861 dd->sendctrl &= ~SYM_MASK(SendCtrl, SendBufAvailUpd); in sendctrl_7220_mod()
2863 dd->sendctrl |= SYM_MASK(SendCtrl, SendBufAvailUpd); in sendctrl_7220_mod()
2868 tmp_dd_sendctrl = dd->sendctrl; in sendctrl_7220_mod()
2873 last = dd->piobcnt2k + dd->piobcnt4k; in sendctrl_7220_mod()
2885 tmp_dd_sendctrl = dd->sendctrl; in sendctrl_7220_mod()
2894 (dd->sendctrl & SYM_MASK(SendCtrl, SendBufAvailUpd))) in sendctrl_7220_mod()
2901 qib_write_kreg(dd, kr_sendctrl, dd->sendctrl); in sendctrl_7220_mod()
2905 spin_unlock_irqrestore(&dd->sendctrl_lock, flags); in sendctrl_7220_mod()
2912 * to occur, so in-memory copy is in sync with in sendctrl_7220_mod()
2924 * qib_portcntr_7220 - read a per-port counter
2928 static u64 qib_portcntr_7220(struct qib_pportdata *ppd, u32 reg) in qib_portcntr_7220() argument
2931 struct qib_devdata *dd = ppd->dd; in qib_portcntr_7220()
2971 if (reg >= ARRAY_SIZE(xlator)) { in qib_portcntr_7220()
2972 qib_devinfo(ppd->dd->pcidev, in qib_portcntr_7220()
2973 "Unimplemented portcounter %u\n", reg); in qib_portcntr_7220()
2976 creg = xlator[reg]; in qib_portcntr_7220()
2978 if (reg == QIBPORTCNTR_KHDROVFL) { in qib_portcntr_7220()
2982 for (i = 0; i < dd->first_user_ctxt; i++) in qib_portcntr_7220()
2998 if (dd->pport->cpspec->ibdeltainprog) in qib_portcntr_7220()
2999 ret -= ret - ppd->cpspec->ibsymsnap; in qib_portcntr_7220()
3000 ret -= dd->pport->cpspec->ibsymdelta; in qib_portcntr_7220()
3002 if (dd->pport->cpspec->ibdeltainprog) in qib_portcntr_7220()
3003 ret -= ret - ppd->cpspec->iblnkerrsnap; in qib_portcntr_7220()
3004 ret -= dd->pport->cpspec->iblnkerrdelta; in qib_portcntr_7220()
3011 * Device counter names (not port-specific), one line per stat,
3014 * the utility. Names need to be 12 chars or less (w/o newline), for proper
3016 * Non-error counters are first.
3071 * same as cntr7220names and cntr7220indices, but for port-specific counters.
3083 "TxDmaDesc\n" /* 7220 and 7322-only */
3084 "E RxDlidFltr\n" /* 7220 and 7322-only */
3107 "RxLclPhyErr\n" /* 7220 and 7322-only */
3108 "RxVL15Drop\n" /* 7220 and 7322-only */
3109 "RxVlErr\n" /* 7220 and 7322-only */
3110 "XcessBufOvfl\n" /* 7220 and 7322-only */
3158 for (i = 0, s = (char *)cntr7220names; s && j <= dd->cfgctxts; in init_7220_cntrnames()
3167 dd->cspec->ncntrs = i; in init_7220_cntrnames()
3170 dd->cspec->cntrnamelen = sizeof(cntr7220names) - 1; in init_7220_cntrnames()
3172 dd->cspec->cntrnamelen = 1 + s - cntr7220names; in init_7220_cntrnames()
3173 dd->cspec->cntrs = kmalloc(dd->cspec->ncntrs in init_7220_cntrnames()
3175 if (!dd->cspec->cntrs) in init_7220_cntrnames()
3180 dd->cspec->nportcntrs = i - 1; in init_7220_cntrnames()
3181 dd->cspec->portcntrnamelen = sizeof(portcntr7220names) - 1; in init_7220_cntrnames()
3182 dd->cspec->portcntrs = kmalloc(dd->cspec->nportcntrs in init_7220_cntrnames()
3184 if (!dd->cspec->portcntrs) in init_7220_cntrnames()
3193 if (!dd->cspec->cntrs) { in qib_read_7220cntrs()
3200 ret = dd->cspec->cntrnamelen; in qib_read_7220cntrs()
3204 u64 *cntr = dd->cspec->cntrs; in qib_read_7220cntrs()
3207 ret = dd->cspec->ncntrs * sizeof(u64); in qib_read_7220cntrs()
3215 for (i = 0; i < dd->cspec->ncntrs; i++) in qib_read_7220cntrs()
3227 if (!dd->cspec->portcntrs) { in qib_read_7220portcntrs()
3233 ret = dd->cspec->portcntrnamelen; in qib_read_7220portcntrs()
3237 u64 *cntr = dd->cspec->portcntrs; in qib_read_7220portcntrs()
3238 struct qib_pportdata *ppd = &dd->pport[port]; in qib_read_7220portcntrs()
3241 ret = dd->cspec->nportcntrs * sizeof(u64); in qib_read_7220portcntrs()
3248 for (i = 0; i < dd->cspec->nportcntrs; i++) { in qib_read_7220portcntrs()
3263 * qib_get_7220_faststats - get word counters from chip before they overflow
3264 * @opaque - contains a pointer to the qlogic_ib device qib_devdata
3273 struct qib_pportdata *ppd = dd->pport; in qib_get_7220_faststats()
3281 if (!(dd->flags & QIB_INITTED) || dd->diag_client) in qib_get_7220_faststats()
3282 /* but re-arm the timer, for diags case; won't hurt other */ in qib_get_7220_faststats()
3287 * exceeding a threshold, so we need to check the word-counts in qib_get_7220_faststats()
3288 * even if they are 64-bit. in qib_get_7220_faststats()
3292 spin_lock_irqsave(&dd->eep_st_lock, flags); in qib_get_7220_faststats()
3293 traffic_wds -= dd->traffic_wds; in qib_get_7220_faststats()
3294 dd->traffic_wds += traffic_wds; in qib_get_7220_faststats()
3296 atomic_add(5, &dd->active_time); /* S/B #define */ in qib_get_7220_faststats()
3297 spin_unlock_irqrestore(&dd->eep_st_lock, flags); in qib_get_7220_faststats()
3299 mod_timer(&dd->stats_timer, jiffies + HZ * ACTIVITY_TIMER); in qib_get_7220_faststats()
3307 if (!dd->msi_lo) in qib_7220_intr_fallback()
3310 qib_devinfo(dd->pcidev, "MSI interrupt not detected," in qib_7220_intr_fallback()
3313 qib_enable_intx(dd->pcidev); in qib_7220_intr_fallback()
3317 * and we need to therefore use the pcidev->irq value, in qib_7220_intr_fallback()
3320 dd->cspec->irq = dd->pcidev->irq; in qib_7220_intr_fallback()
3334 struct qib_devdata *dd = ppd->dd; in qib_7220_xgxs_reset()
3340 dd->control & ~QLOGIC_IB_C_LINKENABLE); in qib_7220_xgxs_reset()
3344 qib_write_kreg(dd, kr_control, dd->control); in qib_7220_xgxs_reset()
3365 u32 lbuf = ppd->dd->cspec->lastbuf_for_pio; in get_7220_link_buf()
3373 sendctrl_7220_mod(ppd->dd->pport, QIB_SENDCTRL_AVAIL_BLIP); in get_7220_link_buf()
3374 qib_read_kreg64(ppd->dd, kr_scratch); /* extra chip flush */ in get_7220_link_buf()
3375 buf = qib_getsendbuf_range(ppd->dd, bnum, lbuf, lbuf); in get_7220_link_buf()
3379 spin_lock_irqsave(&ppd->sdma_lock, flags); in get_7220_link_buf()
3380 if (ppd->sdma_state.current_state == qib_sdma_state_s20_idle && in get_7220_link_buf()
3381 ppd->sdma_state.current_state != qib_sdma_state_s00_hw_down) { in get_7220_link_buf()
3388 spin_unlock_irqrestore(&ppd->sdma_lock, flags); in get_7220_link_buf()
3391 qib_read_kreg64(ppd->dd, kr_scratch); /* extra chip flush */ in get_7220_link_buf()
3392 buf = qib_getsendbuf_range(ppd->dd, bnum, lbuf, lbuf); in get_7220_link_buf()
3399 * This code for non-IBTA-compliant IB speed negotiation is only known to
3402 * actual knowledge of the non-compliant speed negotiation.
3403 * It has a number of hard-coded fields, since the hope is to rewrite this
3413 struct qib_devdata *dd = ppd->dd; in autoneg_7220_sendpkt()
3423 sendctrl_7220_mod(dd->pport, QIB_SENDCTRL_DISARM_BUF(pnum)); in autoneg_7220_sendpkt()
3428 if (dd->flags & QIB_USE_SPCL_TRIG) { in autoneg_7220_sendpkt()
3429 u32 spcl_off = (pnum >= dd->piobcnt2k) ? 2047 : 1023; in autoneg_7220_sendpkt()
3443 struct qib_devdata *dd = ppd->dd; in autoneg_7220_send()
3501 ppd->cpspec->ibcddrctrl &= ~(IBA7220_IBC_SPEED_AUTONEG_MASK | in set_7220_ibspeed_fast()
3505 ppd->cpspec->ibcddrctrl |= IBA7220_IBC_SPEED_AUTONEG_MASK | in set_7220_ibspeed_fast()
3508 ppd->cpspec->ibcddrctrl |= speed == QIB_IB_DDR ? in set_7220_ibspeed_fast()
3511 qib_write_kreg(ppd->dd, kr_ibcddrctrl, ppd->cpspec->ibcddrctrl); in set_7220_ibspeed_fast()
3512 qib_write_kreg(ppd->dd, kr_scratch, 0); in set_7220_ibspeed_fast()
3517 * IB 1.2-compliant device that we think can do DDR.
3519 * 1.2-compliant devices go directly to DDR prior to reaching INIT
3526 * Required for older non-IB1.2 DDR switches. Newer in try_7220_autoneg()
3527 * non-IB-compliant switches don't need it, but so far, in try_7220_autoneg()
3530 qib_write_kreg(ppd->dd, kr_ncmodectrl, 0x3b9dc07); in try_7220_autoneg()
3532 spin_lock_irqsave(&ppd->lflags_lock, flags); in try_7220_autoneg()
3533 ppd->lflags |= QIBL_IB_AUTONEG_INPROG; in try_7220_autoneg()
3534 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in try_7220_autoneg()
3538 toggle_7220_rclkrls(ppd->dd); in try_7220_autoneg()
3540 queue_delayed_work(ib_wq, &ppd->cpspec->autoneg_work, in try_7220_autoneg()
3545 * Handle the empirically determined mechanism for auto-negotiation
3557 autoneg_work.work)->pportdata; in autoneg_7220_work()
3558 dd = ppd->dd; in autoneg_7220_work()
3567 if (SYM_FIELD(ppd->lastibcstat, IBCStatus, LinkTrainingState) in autoneg_7220_work()
3575 if (!(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) in autoneg_7220_work()
3579 if (wait_event_timeout(ppd->cpspec->autoneg_wait, in autoneg_7220_work()
3580 !(ppd->lflags & QIBL_IB_AUTONEG_INPROG), in autoneg_7220_work()
3587 if (wait_event_timeout(ppd->cpspec->autoneg_wait, in autoneg_7220_work()
3588 !(ppd->lflags & QIBL_IB_AUTONEG_INPROG), in autoneg_7220_work()
3599 wait_event_timeout(ppd->cpspec->autoneg_wait, in autoneg_7220_work()
3600 !(ppd->lflags & QIBL_IB_AUTONEG_INPROG), in autoneg_7220_work()
3603 if (ppd->lflags & QIBL_IB_AUTONEG_INPROG) { in autoneg_7220_work()
3604 spin_lock_irqsave(&ppd->lflags_lock, flags); in autoneg_7220_work()
3605 ppd->lflags &= ~QIBL_IB_AUTONEG_INPROG; in autoneg_7220_work()
3606 if (dd->cspec->autoneg_tries == AUTONEG_TRIES) { in autoneg_7220_work()
3607 ppd->lflags |= QIBL_IB_AUTONEG_FAILED; in autoneg_7220_work()
3608 dd->cspec->autoneg_tries = 0; in autoneg_7220_work()
3610 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in autoneg_7220_work()
3611 set_7220_ibspeed_fast(ppd, ppd->link_speed_enabled); in autoneg_7220_work()
3649 struct qib_devdata *dd = ppd->dd; in qib_7220_ib_updown()
3652 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_ib_updown()
3653 ppd->lflags &= ~QIBL_IB_FORCE_NOTIFY; in qib_7220_ib_updown()
3654 spin_unlock_irqrestore(&ppd->lflags_lock, flags); in qib_7220_ib_updown()
3662 if (!(ppd->lflags & (QIBL_IB_AUTONEG_FAILED | in qib_7220_ib_updown()
3664 set_7220_ibspeed_fast(ppd, ppd->link_speed_enabled); in qib_7220_ib_updown()
3665 if (!(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) { in qib_7220_ib_updown()
3668 spin_lock_irqsave(&ppd->sdma_lock, flags); in qib_7220_ib_updown()
3672 spin_unlock_irqrestore(&ppd->sdma_lock, flags); in qib_7220_ib_updown()
3678 !(ppd->lflags & (QIBL_IB_AUTONEG_FAILED | in qib_7220_ib_updown()
3680 ppd->link_speed_active == QIB_IB_SDR && in qib_7220_ib_updown()
3681 (ppd->link_speed_enabled & (QIB_IB_DDR | QIB_IB_SDR)) == in qib_7220_ib_updown()
3683 dd->cspec->autoneg_tries < AUTONEG_TRIES) { in qib_7220_ib_updown()
3684 /* we are SDR, and DDR auto-negotiation enabled */ in qib_7220_ib_updown()
3685 ++dd->cspec->autoneg_tries; in qib_7220_ib_updown()
3686 if (!ppd->cpspec->ibdeltainprog) { in qib_7220_ib_updown()
3687 ppd->cpspec->ibdeltainprog = 1; in qib_7220_ib_updown()
3688 ppd->cpspec->ibsymsnap = read_7220_creg32(dd, in qib_7220_ib_updown()
3690 ppd->cpspec->iblnkerrsnap = read_7220_creg32(dd, in qib_7220_ib_updown()
3695 } else if ((ppd->lflags & QIBL_IB_AUTONEG_INPROG) && in qib_7220_ib_updown()
3696 ppd->link_speed_active == QIB_IB_SDR) { in qib_7220_ib_updown()
3703 if ((ppd->lflags & QIBL_IB_AUTONEG_INPROG) && in qib_7220_ib_updown()
3704 (ppd->link_speed_active & QIB_IB_DDR)) { in qib_7220_ib_updown()
3705 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_ib_updown()
3706 ppd->lflags &= ~(QIBL_IB_AUTONEG_INPROG | in qib_7220_ib_updown()
3708 spin_unlock_irqrestore(&ppd->lflags_lock, in qib_7220_ib_updown()
3710 dd->cspec->autoneg_tries = 0; in qib_7220_ib_updown()
3711 /* re-enable SDR, for next link down */ in qib_7220_ib_updown()
3713 ppd->link_speed_enabled); in qib_7220_ib_updown()
3714 wake_up(&ppd->cpspec->autoneg_wait); in qib_7220_ib_updown()
3716 } else if (ppd->lflags & QIBL_IB_AUTONEG_FAILED) { in qib_7220_ib_updown()
3723 spin_lock_irqsave(&ppd->lflags_lock, flags); in qib_7220_ib_updown()
3724 ppd->lflags &= ~QIBL_IB_AUTONEG_FAILED; in qib_7220_ib_updown()
3725 spin_unlock_irqrestore(&ppd->lflags_lock, in qib_7220_ib_updown()
3727 ppd->cpspec->ibcddrctrl |= in qib_7220_ib_updown()
3734 if (!(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) in qib_7220_ib_updown()
3738 ppd->delay_mult = rate_to_delay in qib_7220_ib_updown()
3743 spin_lock_irqsave(&ppd->sdma_lock, flags); in qib_7220_ib_updown()
3749 if (ppd->sdma_state.current_state != in qib_7220_ib_updown()
3753 spin_unlock_irqrestore(&ppd->sdma_lock, flags); in qib_7220_ib_updown()
3758 if (ppd->cpspec->ibdeltainprog) { in qib_7220_ib_updown()
3759 ppd->cpspec->ibdeltainprog = 0; in qib_7220_ib_updown()
3760 ppd->cpspec->ibsymdelta += read_7220_creg32(ppd->dd, in qib_7220_ib_updown()
3761 cr_ibsymbolerr) - ppd->cpspec->ibsymsnap; in qib_7220_ib_updown()
3762 ppd->cpspec->iblnkerrdelta += read_7220_creg32(ppd->dd, in qib_7220_ib_updown()
3763 cr_iblinkerrrecov) - ppd->cpspec->iblnkerrsnap; in qib_7220_ib_updown()
3766 !ppd->cpspec->ibdeltainprog && in qib_7220_ib_updown()
3767 !(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) { in qib_7220_ib_updown()
3768 ppd->cpspec->ibdeltainprog = 1; in qib_7220_ib_updown()
3769 ppd->cpspec->ibsymsnap = read_7220_creg32(ppd->dd, in qib_7220_ib_updown()
3771 ppd->cpspec->iblnkerrsnap = read_7220_creg32(ppd->dd, in qib_7220_ib_updown()
3796 spin_lock_irqsave(&dd->cspec->gpio_lock, flags); in gpio_7220_mod()
3797 dd->cspec->extctrl &= ~((u64)mask << SYM_LSB(EXTCtrl, GPIOOe)); in gpio_7220_mod()
3798 dd->cspec->extctrl |= ((u64) dir << SYM_LSB(EXTCtrl, GPIOOe)); in gpio_7220_mod()
3799 new_out = (dd->cspec->gpio_out & ~mask) | out; in gpio_7220_mod()
3801 qib_write_kreg(dd, kr_extctrl, dd->cspec->extctrl); in gpio_7220_mod()
3803 dd->cspec->gpio_out = new_out; in gpio_7220_mod()
3804 spin_unlock_irqrestore(&dd->cspec->gpio_lock, flags); in gpio_7220_mod()
3829 dd->uregbase = qib_read_kreg32(dd, kr_userregbase); in get_7220_chip_params()
3831 dd->rcvtidcnt = qib_read_kreg32(dd, kr_rcvtidcnt); in get_7220_chip_params()
3832 dd->rcvtidbase = qib_read_kreg32(dd, kr_rcvtidbase); in get_7220_chip_params()
3833 dd->rcvegrbase = qib_read_kreg32(dd, kr_rcvegrbase); in get_7220_chip_params()
3834 dd->palign = qib_read_kreg32(dd, kr_palign); in get_7220_chip_params()
3835 dd->piobufbase = qib_read_kreg64(dd, kr_sendpiobufbase); in get_7220_chip_params()
3836 dd->pio2k_bufbase = dd->piobufbase & 0xffffffff; in get_7220_chip_params()
3839 dd->piosize2k = val & ~0U; in get_7220_chip_params()
3840 dd->piosize4k = val >> 32; in get_7220_chip_params()
3843 if (mtu == -1) in get_7220_chip_params()
3845 dd->pport->ibmtu = (u32)mtu; in get_7220_chip_params()
3848 dd->piobcnt2k = val & ~0U; in get_7220_chip_params()
3849 dd->piobcnt4k = val >> 32; in get_7220_chip_params()
3851 dd->pio2kbase = (u32 __iomem *) in get_7220_chip_params()
3852 ((char __iomem *) dd->kregbase + dd->pio2k_bufbase); in get_7220_chip_params()
3853 if (dd->piobcnt4k) { in get_7220_chip_params()
3854 dd->pio4kbase = (u32 __iomem *) in get_7220_chip_params()
3855 ((char __iomem *) dd->kregbase + in get_7220_chip_params()
3856 (dd->piobufbase >> 32)); in get_7220_chip_params()
3862 dd->align4k = ALIGN(dd->piosize4k, dd->palign); in get_7220_chip_params()
3865 piobufs = dd->piobcnt4k + dd->piobcnt2k; in get_7220_chip_params()
3867 dd->pioavregs = ALIGN(piobufs, sizeof(u64) * BITS_PER_BYTE / 2) / in get_7220_chip_params()
3879 /* init after possible re-map in init_chip_wc_pat() */ in set_7220_baseaddrs()
3881 dd->cspec->cregbase = (u64 __iomem *) in set_7220_baseaddrs()
3882 ((char __iomem *) dd->kregbase + cregbase); in set_7220_baseaddrs()
3884 dd->egrtidbase = (u64 __iomem *) in set_7220_baseaddrs()
3885 ((char __iomem *) dd->kregbase + dd->rcvegrbase); in set_7220_baseaddrs()
3908 qib_dev_err(dd, "SendCtrl Hook called with offs %X, %s-bit\n", in sendctrl_hook()
3916 spin_lock_irqsave(&dd->sendctrl_lock, flags); in sendctrl_hook()
3921 * reg or shadow. First-cut: read reg, and complain in sendctrl_hook()
3929 qib_dev_err(dd, "Sendctrl -> %X, Shad -> %X\n", in sendctrl_hook()
3930 (u32)local_data, (u32)dd->sendctrl); in sendctrl_hook()
3932 (dd->sendctrl & SENDCTRL_SHADOWED)) in sendctrl_hook()
3934 (u32)local_data, (u32) dd->sendctrl); in sendctrl_hook()
3948 sval = (dd->sendctrl & ~mask); in sendctrl_hook()
3950 dd->sendctrl = sval; in sendctrl_hook()
3952 qib_dev_err(dd, "Sendctrl <- %X, Shad <- %X\n", in sendctrl_hook()
3957 spin_unlock_irqrestore(&dd->sendctrl_lock, flags); in sendctrl_hook()
3977 qib_write_kreg(dd, kr_rcvhdrentsize, dd->rcvhdrentsize); in qib_late_7220_initreg()
3978 qib_write_kreg(dd, kr_rcvhdrsize, dd->rcvhdrsize); in qib_late_7220_initreg()
3979 qib_write_kreg(dd, kr_rcvhdrcnt, dd->rcvhdrcnt); in qib_late_7220_initreg()
3980 qib_write_kreg(dd, kr_sendpioavailaddr, dd->pioavailregs_phys); in qib_late_7220_initreg()
3982 if (val != dd->pioavailregs_phys) { in qib_late_7220_initreg()
3986 (unsigned long) dd->pioavailregs_phys, in qib_late_7220_initreg()
3988 ret = -EINVAL; in qib_late_7220_initreg()
4002 ppd = &cpspec->pportdata; in qib_init_7220_variables()
4003 dd->pport = ppd; in qib_init_7220_variables()
4004 dd->num_pports = 1; in qib_init_7220_variables()
4006 dd->cspec = (struct qib_chip_specific *)(cpspec + dd->num_pports); in qib_init_7220_variables()
4007 ppd->cpspec = cpspec; in qib_init_7220_variables()
4009 spin_lock_init(&dd->cspec->sdepb_lock); in qib_init_7220_variables()
4010 spin_lock_init(&dd->cspec->rcvmod_lock); in qib_init_7220_variables()
4011 spin_lock_init(&dd->cspec->gpio_lock); in qib_init_7220_variables()
4014 dd->revision = readq(&dd->kregbase[kr_revision]); in qib_init_7220_variables()
4016 if ((dd->revision & 0xffffffffU) == 0xffffffffU) { in qib_init_7220_variables()
4019 ret = -ENODEV; in qib_init_7220_variables()
4022 dd->flags |= QIB_PRESENT; /* now register routines work */ in qib_init_7220_variables()
4024 dd->majrev = (u8) SYM_FIELD(dd->revision, Revision_R, in qib_init_7220_variables()
4026 dd->minrev = (u8) SYM_FIELD(dd->revision, Revision_R, in qib_init_7220_variables()
4036 dd->gpio_sda_num = _QIB_GPIO_SDA_NUM; in qib_init_7220_variables()
4037 dd->gpio_scl_num = _QIB_GPIO_SCL_NUM; in qib_init_7220_variables()
4038 dd->twsi_eeprom_dev = QIB_TWSI_EEPROM_DEV; in qib_init_7220_variables()
4040 dd->flags |= QIB_HAS_INTX | QIB_HAS_LINK_LATENCY | in qib_init_7220_variables()
4042 dd->flags |= qib_special_trigger ? in qib_init_7220_variables()
4049 dd->eep_st_masks[0].hwerrs_to_log = HWE_MASK(TXEMemParityErr); in qib_init_7220_variables()
4051 dd->eep_st_masks[1].hwerrs_to_log = HWE_MASK(RXEMemParityErr); in qib_init_7220_variables()
4053 dd->eep_st_masks[2].errs_to_log = ERR_MASK(ResetNegated); in qib_init_7220_variables()
4055 init_waitqueue_head(&cpspec->autoneg_wait); in qib_init_7220_variables()
4056 INIT_DELAYED_WORK(&cpspec->autoneg_work, autoneg_7220_work); in qib_init_7220_variables()
4059 ppd->link_width_supported = IB_WIDTH_1X | IB_WIDTH_4X; in qib_init_7220_variables()
4060 ppd->link_speed_supported = QIB_IB_SDR | QIB_IB_DDR; in qib_init_7220_variables()
4062 ppd->link_width_enabled = ppd->link_width_supported; in qib_init_7220_variables()
4063 ppd->link_speed_enabled = ppd->link_speed_supported; in qib_init_7220_variables()
4068 ppd->link_width_active = IB_WIDTH_4X; in qib_init_7220_variables()
4069 ppd->link_speed_active = QIB_IB_SDR; in qib_init_7220_variables()
4070 ppd->delay_mult = rate_to_delay[0][1]; in qib_init_7220_variables()
4071 ppd->vls_supported = IB_VL_VL0; in qib_init_7220_variables()
4072 ppd->vls_operational = ppd->vls_supported; in qib_init_7220_variables()
4077 init_timer(&ppd->cpspec->chase_timer); in qib_init_7220_variables()
4078 ppd->cpspec->chase_timer.function = reenable_7220_chase; in qib_init_7220_variables()
4079 ppd->cpspec->chase_timer.data = (unsigned long)ppd; in qib_init_7220_variables()
4083 dd->rcvhdrentsize = QIB_RCVHDR_ENTSIZE; in qib_init_7220_variables()
4084 dd->rcvhdrsize = QIB_DFLT_RCVHDRSIZE; in qib_init_7220_variables()
4085 dd->rhf_offset = in qib_init_7220_variables()
4086 dd->rcvhdrentsize - sizeof(u64) / sizeof(u32); in qib_init_7220_variables()
4090 dd->rcvegrbufsize = ret != -1 ? max(ret, 2048) : QIB_DEFAULT_MTU; in qib_init_7220_variables()
4091 BUG_ON(!is_power_of_2(dd->rcvegrbufsize)); in qib_init_7220_variables()
4092 dd->rcvegrbufsize_shift = ilog2(dd->rcvegrbufsize); in qib_init_7220_variables()
4101 dd->rhdrhead_intr_off = 1ULL << 32; in qib_init_7220_variables()
4104 init_timer(&dd->stats_timer); in qib_init_7220_variables()
4105 dd->stats_timer.function = qib_get_7220_faststats; in qib_init_7220_variables()
4106 dd->stats_timer.data = (unsigned long) dd; in qib_init_7220_variables()
4107 dd->stats_timer.expires = jiffies + ACTIVITY_TIMER * HZ; in qib_init_7220_variables()
4115 dd->control |= 1 << 4; in qib_init_7220_variables()
4117 dd->ureg_align = 0x10000; /* 64KB alignment */ in qib_init_7220_variables()
4119 dd->piosize2kmax_dwords = (dd->piosize2k >> 2)-1; in qib_init_7220_variables()
4148 if (dd->flags & QIB_HAS_SEND_DMA) { in qib_init_7220_variables()
4149 dd->cspec->sdmabufcnt = dd->piobcnt4k; in qib_init_7220_variables()
4152 dd->cspec->sdmabufcnt = 0; in qib_init_7220_variables()
4153 sbufs = dd->piobcnt4k; in qib_init_7220_variables()
4156 dd->cspec->lastbuf_for_pio = dd->piobcnt2k + dd->piobcnt4k - in qib_init_7220_variables()
4157 dd->cspec->sdmabufcnt; in qib_init_7220_variables()
4158 dd->lastctxt_piobuf = dd->cspec->lastbuf_for_pio - sbufs; in qib_init_7220_variables()
4159 dd->cspec->lastbuf_for_pio--; /* range is <= , not < */ in qib_init_7220_variables()
4160 dd->pbufsctxt = dd->lastctxt_piobuf / in qib_init_7220_variables()
4161 (dd->cfgctxts - dd->first_user_ctxt); in qib_init_7220_variables()
4169 if ((dd->pbufsctxt - 2) < updthresh) in qib_init_7220_variables()
4170 updthresh = dd->pbufsctxt - 2; in qib_init_7220_variables()
4172 dd->cspec->updthresh_dflt = updthresh; in qib_init_7220_variables()
4173 dd->cspec->updthresh = updthresh; in qib_init_7220_variables()
4176 dd->sendctrl |= (updthresh & SYM_RMASK(SendCtrl, AvailUpdThld)) in qib_init_7220_variables()
4179 dd->psxmitwait_supported = 1; in qib_init_7220_variables()
4180 dd->psxmitwait_check_rate = QIB_7220_PSXMITWAIT_CHECK_RATE; in qib_init_7220_variables()
4189 struct qib_devdata *dd = ppd->dd; in qib_7220_getsendbuf()
4193 !(ppd->lflags & (QIBL_IB_AUTONEG_INPROG | QIBL_LINKACTIVE))) in qib_7220_getsendbuf()
4196 if ((plen + 1) > dd->piosize2kmax_dwords) in qib_7220_getsendbuf()
4197 first = dd->piobcnt2k; in qib_7220_getsendbuf()
4201 last = dd->cspec->lastbuf_for_pio; in qib_7220_getsendbuf()
4211 write_7220_creg(ppd->dd, cr_psinterval, intv); in qib_set_cntr_7220_sample()
4212 write_7220_creg(ppd->dd, cr_psstart, start); in qib_set_cntr_7220_sample()
4226 ppd->sdma_descq_tail = tail; in qib_sdma_update_7220_tail()
4227 qib_write_kreg(ppd->dd, kr_senddmatail, tail); in qib_sdma_update_7220_tail()
4276 ppd->sdma_state.set_state_action = sdma_7220_action_table; in qib_7220_sdma_init_early()
4281 struct qib_devdata *dd = ppd->dd; in init_sdma_7220_regs()
4286 qib_write_kreg(dd, kr_senddmabase, ppd->sdma_descq_phys); in init_sdma_7220_regs()
4290 qib_write_kreg(dd, kr_senddmaheadaddr, ppd->sdma_head_phys); in init_sdma_7220_regs()
4296 n = dd->piobcnt2k + dd->piobcnt4k; in init_sdma_7220_regs()
4297 i = n - dd->cspec->sdmabufcnt; in init_sdma_7220_regs()
4310 ppd->sdma_state.first_sendbuf = i; in init_sdma_7220_regs()
4311 ppd->sdma_state.last_sendbuf = n; in init_sdma_7220_regs()
4319 struct qib_devdata *dd = ppd->dd; in qib_sdma_7220_gethead()
4328 (dd->flags & QIB_HAS_SDMA_TIMEOUT); in qib_sdma_7220_gethead()
4331 (u16)le64_to_cpu(*ppd->sdma_head_dma) : in qib_sdma_7220_gethead()
4334 swhead = ppd->sdma_descq_head; in qib_sdma_7220_gethead()
4335 swtail = ppd->sdma_descq_tail; in qib_sdma_7220_gethead()
4336 cnt = ppd->sdma_descq_cnt; in qib_sdma_7220_gethead()
4365 u64 hwstatus = qib_read_kreg64(ppd->dd, kr_senddmastatus); in qib_sdma_7220_busy()
4384 u8 snd_mult = ppd->delay_mult; in qib_7220_setpbc_control()
4386 u32 ret = ppd->cpspec->last_delay_mult; in qib_7220_setpbc_control()
4388 ppd->cpspec->last_delay_mult = (rcv_mult > snd_mult) ? in qib_7220_setpbc_control()
4389 (plen * (rcv_mult - snd_mult) + 1) >> 1 : 0; in qib_7220_setpbc_control()
4403 if (!rcd->ctxt) { in qib_7220_init_ctxt()
4404 rcd->rcvegrcnt = IBA7220_KRCVEGRCNT; in qib_7220_init_ctxt()
4405 rcd->rcvegr_tid_base = 0; in qib_7220_init_ctxt()
4407 rcd->rcvegrcnt = rcd->dd->cspec->rcvegrcnt; in qib_7220_init_ctxt()
4408 rcd->rcvegr_tid_base = IBA7220_KRCVEGRCNT + in qib_7220_init_ctxt()
4409 (rcd->ctxt - 1) * rcd->rcvegrcnt; in qib_7220_init_ctxt()
4422 spin_lock_irqsave(&dd->uctxt_lock, flags); in qib_7220_txchk_change()
4423 for (i = dd->first_user_ctxt; in qib_7220_txchk_change()
4424 dd->cspec->updthresh != dd->cspec->updthresh_dflt in qib_7220_txchk_change()
4425 && i < dd->cfgctxts; i++) in qib_7220_txchk_change()
4426 if (dd->rcd[i] && dd->rcd[i]->subctxt_cnt && in qib_7220_txchk_change()
4427 ((dd->rcd[i]->piocnt / dd->rcd[i]->subctxt_cnt) - 1) in qib_7220_txchk_change()
4428 < dd->cspec->updthresh_dflt) in qib_7220_txchk_change()
4430 spin_unlock_irqrestore(&dd->uctxt_lock, flags); in qib_7220_txchk_change()
4431 if (i == dd->cfgctxts) { in qib_7220_txchk_change()
4432 spin_lock_irqsave(&dd->sendctrl_lock, flags); in qib_7220_txchk_change()
4433 dd->cspec->updthresh = dd->cspec->updthresh_dflt; in qib_7220_txchk_change()
4434 dd->sendctrl &= ~SYM_MASK(SendCtrl, AvailUpdThld); in qib_7220_txchk_change()
4435 dd->sendctrl |= (dd->cspec->updthresh & in qib_7220_txchk_change()
4438 spin_unlock_irqrestore(&dd->sendctrl_lock, flags); in qib_7220_txchk_change()
4439 sendctrl_7220_mod(dd->pport, QIB_SENDCTRL_AVAIL_BLIP); in qib_7220_txchk_change()
4443 spin_lock_irqsave(&dd->sendctrl_lock, flags); in qib_7220_txchk_change()
4444 if (rcd && rcd->subctxt_cnt && ((rcd->piocnt in qib_7220_txchk_change()
4445 / rcd->subctxt_cnt) - 1) < dd->cspec->updthresh) { in qib_7220_txchk_change()
4446 dd->cspec->updthresh = (rcd->piocnt / in qib_7220_txchk_change()
4447 rcd->subctxt_cnt) - 1; in qib_7220_txchk_change()
4448 dd->sendctrl &= ~SYM_MASK(SendCtrl, AvailUpdThld); in qib_7220_txchk_change()
4449 dd->sendctrl |= (dd->cspec->updthresh & in qib_7220_txchk_change()
4452 spin_unlock_irqrestore(&dd->sendctrl_lock, flags); in qib_7220_txchk_change()
4453 sendctrl_7220_mod(dd->pport, QIB_SENDCTRL_AVAIL_BLIP); in qib_7220_txchk_change()
4455 spin_unlock_irqrestore(&dd->sendctrl_lock, flags); in qib_7220_txchk_change()
4467 * qib_7220_tempsense_read - read register of temp sensor via TWSI
4471 * returns reg contents (0..255) or < 0 for error
4479 ret = -EINVAL; in qib_7220_tempsense_rd()
4489 ret = mutex_lock_interruptible(&dd->eep_lock); in qib_7220_tempsense_rd()
4497 mutex_unlock(&dd->eep_lock); in qib_7220_tempsense_rd()
4502 * ret is -ENXIO or -EINVAL from twsi code or this file in qib_7220_tempsense_rd()
4503 * ret is -EINTR from mutex_lock_interruptible. in qib_7220_tempsense_rd()
4516 * qib_init_iba7220_funcs - set up the chip-specific function pointers
4521 * chip-specific function pointers for later use.
4535 dd->f_bringup_serdes = qib_7220_bringup_serdes; in qib_init_iba7220_funcs()
4536 dd->f_cleanup = qib_setup_7220_cleanup; in qib_init_iba7220_funcs()
4537 dd->f_clear_tids = qib_7220_clear_tids; in qib_init_iba7220_funcs()
4538 dd->f_free_irq = qib_7220_free_irq; in qib_init_iba7220_funcs()
4539 dd->f_get_base_info = qib_7220_get_base_info; in qib_init_iba7220_funcs()
4540 dd->f_get_msgheader = qib_7220_get_msgheader; in qib_init_iba7220_funcs()
4541 dd->f_getsendbuf = qib_7220_getsendbuf; in qib_init_iba7220_funcs()
4542 dd->f_gpio_mod = gpio_7220_mod; in qib_init_iba7220_funcs()
4543 dd->f_eeprom_wen = qib_7220_eeprom_wen; in qib_init_iba7220_funcs()
4544 dd->f_hdrqempty = qib_7220_hdrqempty; in qib_init_iba7220_funcs()
4545 dd->f_ib_updown = qib_7220_ib_updown; in qib_init_iba7220_funcs()
4546 dd->f_init_ctxt = qib_7220_init_ctxt; in qib_init_iba7220_funcs()
4547 dd->f_initvl15_bufs = qib_7220_initvl15_bufs; in qib_init_iba7220_funcs()
4548 dd->f_intr_fallback = qib_7220_intr_fallback; in qib_init_iba7220_funcs()
4549 dd->f_late_initreg = qib_late_7220_initreg; in qib_init_iba7220_funcs()
4550 dd->f_setpbc_control = qib_7220_setpbc_control; in qib_init_iba7220_funcs()
4551 dd->f_portcntr = qib_portcntr_7220; in qib_init_iba7220_funcs()
4552 dd->f_put_tid = qib_7220_put_tid; in qib_init_iba7220_funcs()
4553 dd->f_quiet_serdes = qib_7220_quiet_serdes; in qib_init_iba7220_funcs()
4554 dd->f_rcvctrl = rcvctrl_7220_mod; in qib_init_iba7220_funcs()
4555 dd->f_read_cntrs = qib_read_7220cntrs; in qib_init_iba7220_funcs()
4556 dd->f_read_portcntrs = qib_read_7220portcntrs; in qib_init_iba7220_funcs()
4557 dd->f_reset = qib_setup_7220_reset; in qib_init_iba7220_funcs()
4558 dd->f_init_sdma_regs = init_sdma_7220_regs; in qib_init_iba7220_funcs()
4559 dd->f_sdma_busy = qib_sdma_7220_busy; in qib_init_iba7220_funcs()
4560 dd->f_sdma_gethead = qib_sdma_7220_gethead; in qib_init_iba7220_funcs()
4561 dd->f_sdma_sendctrl = qib_7220_sdma_sendctrl; in qib_init_iba7220_funcs()
4562 dd->f_sdma_set_desc_cnt = qib_sdma_set_7220_desc_cnt; in qib_init_iba7220_funcs()
4563 dd->f_sdma_update_tail = qib_sdma_update_7220_tail; in qib_init_iba7220_funcs()
4564 dd->f_sdma_hw_clean_up = qib_7220_sdma_hw_clean_up; in qib_init_iba7220_funcs()
4565 dd->f_sdma_hw_start_up = qib_7220_sdma_hw_start_up; in qib_init_iba7220_funcs()
4566 dd->f_sdma_init_early = qib_7220_sdma_init_early; in qib_init_iba7220_funcs()
4567 dd->f_sendctrl = sendctrl_7220_mod; in qib_init_iba7220_funcs()
4568 dd->f_set_armlaunch = qib_set_7220_armlaunch; in qib_init_iba7220_funcs()
4569 dd->f_set_cntr_sample = qib_set_cntr_7220_sample; in qib_init_iba7220_funcs()
4570 dd->f_iblink_state = qib_7220_iblink_state; in qib_init_iba7220_funcs()
4571 dd->f_ibphys_portstate = qib_7220_phys_portstate; in qib_init_iba7220_funcs()
4572 dd->f_get_ib_cfg = qib_7220_get_ib_cfg; in qib_init_iba7220_funcs()
4573 dd->f_set_ib_cfg = qib_7220_set_ib_cfg; in qib_init_iba7220_funcs()
4574 dd->f_set_ib_loopback = qib_7220_set_loopback; in qib_init_iba7220_funcs()
4575 dd->f_set_intr_state = qib_7220_set_intr_state; in qib_init_iba7220_funcs()
4576 dd->f_setextled = qib_setup_7220_setextled; in qib_init_iba7220_funcs()
4577 dd->f_txchk_change = qib_7220_txchk_change; in qib_init_iba7220_funcs()
4578 dd->f_update_usrhead = qib_update_7220_usrhead; in qib_init_iba7220_funcs()
4579 dd->f_wantpiobuf_intr = qib_wantpiobuf_7220_intr; in qib_init_iba7220_funcs()
4580 dd->f_xgxs_reset = qib_7220_xgxs_reset; in qib_init_iba7220_funcs()
4581 dd->f_writescratch = writescratch; in qib_init_iba7220_funcs()
4582 dd->f_tempsense_rd = qib_7220_tempsense_rd; in qib_init_iba7220_funcs()
4593 /* initialize chip-specific variables */ in qib_init_iba7220_funcs()
4601 boardid = SYM_FIELD(dd->revision, Revision, in qib_init_iba7220_funcs()
4619 dd->cspec->irq = pdev->irq; in qib_init_iba7220_funcs()