Lines Matching defs:mpt
102 __FBSDID("$FreeBSD: releng/11.0/sys/dev/mpt/mpt_pci.c 260058 2013-12-29 20:41:32Z marius $");
104 #include <dev/mpt/mpt.h>
105 #include <dev/mpt/mpt_cam.h>
106 #include <dev/mpt/mpt_raid.h>
146 static void mpt_free_bus_resources(struct mpt_softc *mpt);
149 static int mpt_dma_mem_alloc(struct mpt_softc *mpt);
150 static void mpt_dma_mem_free(struct mpt_softc *mpt);
152 static void mpt_read_config_regs(struct mpt_softc *mpt);
153 static void mpt_set_config_regs(struct mpt_softc *mpt);
167 "mpt", mpt_methods, sizeof(struct mpt_softc)
171 DRIVER_MODULE(mpt, pci, mpt_driver, mpt_devclass, NULL, NULL);
172 MODULE_DEPEND(mpt, pci, 1, 1, 1);
173 MODULE_VERSION(mpt, 1);
254 mpt_set_options(struct mpt_softc *mpt)
259 if (resource_int_value(device_get_name(mpt->dev),
260 device_get_unit(mpt->dev), "debug", &tval) == 0 && tval != 0) {
261 mpt->verbose = tval;
264 if (resource_int_value(device_get_name(mpt->dev),
265 device_get_unit(mpt->dev), "role", &tval) == 0 && tval >= 0 &&
267 mpt->cfg_role = tval;
268 mpt->do_cfg_role = 1;
271 mpt->msi_enable = 0;
272 if (mpt->is_sas)
273 mpt->msi_enable = 1;
274 if (resource_int_value(device_get_name(mpt->dev),
275 device_get_unit(mpt->dev), "msi_enable", &tval) == 0) {
276 mpt->msi_enable = tval;
282 mpt_link_peer(struct mpt_softc *mpt)
286 if (mpt->unit == 0) {
292 mpt2 = (struct mpt_softc *)devclass_get_softc(mpt_devclass,mpt->unit-1);
297 if (pci_get_vendor(mpt2->dev) != pci_get_vendor(mpt->dev)) {
300 if (pci_get_device(mpt2->dev) != pci_get_device(mpt->dev)) {
303 mpt->mpt2 = mpt2;
304 mpt2->mpt2 = mpt;
305 if (mpt->verbose >= MPT_PRT_DEBUG) {
306 mpt_prt(mpt, "linking with peer (mpt%d)\n",
312 mpt_unlink_peer(struct mpt_softc *mpt)
315 if (mpt->mpt2) {
316 mpt->mpt2->mpt2 = NULL;
324 struct mpt_softc *mpt;
329 mpt = (struct mpt_softc*)device_get_softc(dev);
344 mpt->is_fc = 1;
348 mpt->is_1078 = 1;
359 mpt->is_sas = 1;
362 mpt->is_spi = 1;
365 mpt->dev = dev;
366 mpt->unit = device_get_unit(dev);
367 mpt->raid_resync_rate = MPT_RAID_RESYNC_RATE_DEFAULT;
368 mpt->raid_mwce_setting = MPT_RAID_MWCE_DEFAULT;
369 mpt->raid_queue_depth = MPT_RAID_QUEUE_DEPTH_DEFAULT;
370 mpt->verbose = MPT_PRT_NONE;
371 mpt->role = MPT_ROLE_NONE;
372 mpt->mpt_ini_id = MPT_INI_ID_NONE;
374 if (mpt->is_spi)
375 mpt->mpt_ini_id = OF_getscsinitid(dev);
377 mpt_set_options(mpt);
378 if (mpt->verbose == MPT_PRT_NONE) {
379 mpt->verbose = MPT_PRT_WARN;
381 mpt->verbose += (bootverbose != 0)? 1 : 0;
411 mpt_link_peer(mpt);
438 mpt->pci_pio_reg = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
440 if (mpt->pci_pio_reg == NULL) {
446 mpt->pci_pio_st = rman_get_bustag(mpt->pci_pio_reg);
447 mpt->pci_pio_sh = rman_get_bushandle(mpt->pci_pio_reg);
451 mpt->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
453 if (mpt->pci_reg == NULL) {
454 if (bootverbose || mpt->is_sas || mpt->pci_pio_reg == NULL) {
458 if (mpt->is_sas || mpt->pci_pio_reg == NULL) {
465 mpt->pci_st = mpt->pci_pio_st;
466 mpt->pci_sh = mpt->pci_pio_sh;
468 mpt->pci_st = rman_get_bustag(mpt->pci_reg);
469 mpt->pci_sh = rman_get_bushandle(mpt->pci_reg);
474 if (mpt->msi_enable) {
486 mpt->pci_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &iqd,
488 if (mpt->pci_irq == NULL) {
493 MPT_LOCK_SETUP(mpt);
496 mpt_disable_ints(mpt);
499 if (bus_setup_intr(dev, mpt->pci_irq, MPT_IFLAGS, NULL, mpt_pci_intr,
500 mpt, &mpt->ih)) {
506 if (mpt_dma_mem_alloc(mpt)) {
507 mpt_prt(mpt, "Could not allocate DMA memory\n");
522 mpt_read_config_regs(mpt);
528 if (mpt->is_sas) {
533 if (mpt->disabled == 0) {
534 if (mpt_attach(mpt) != 0) {
538 mpt_prt(mpt, "device disabled at user request\n");
542 mpt->eh = EVENTHANDLER_REGISTER(shutdown_post_sync, mpt_pci_shutdown,
545 if (mpt->eh == NULL) {
546 mpt_prt(mpt, "shutdown event registration failed\n");
547 mpt_disable_ints(mpt);
548 (void) mpt_detach(mpt);
549 mpt_reset(mpt, /*reinit*/FALSE);
550 mpt_raid_free_mem(mpt);
556 mpt_dma_mem_free(mpt);
557 mpt_free_bus_resources(mpt);
559 mpt_unlink_peer(mpt);
562 MPT_LOCK_DESTROY(mpt);
574 mpt_free_bus_resources(struct mpt_softc *mpt)
577 if (mpt->ih) {
578 bus_teardown_intr(mpt->dev, mpt->pci_irq, mpt->ih);
579 mpt->ih = NULL;
582 if (mpt->pci_irq) {
583 bus_release_resource(mpt->dev, SYS_RES_IRQ,
584 rman_get_rid(mpt->pci_irq), mpt->pci_irq);
585 pci_release_msi(mpt->dev);
586 mpt->pci_irq = NULL;
589 if (mpt->pci_pio_reg) {
590 bus_release_resource(mpt->dev, SYS_RES_IOPORT,
591 rman_get_rid(mpt->pci_pio_reg), mpt->pci_pio_reg);
592 mpt->pci_pio_reg = NULL;
595 if (mpt->pci_reg) {
596 bus_release_resource(mpt->dev, SYS_RES_MEMORY,
597 rman_get_rid(mpt->pci_reg), mpt->pci_reg);
598 mpt->pci_reg = NULL;
608 struct mpt_softc *mpt;
610 mpt = (struct mpt_softc*)device_get_softc(dev);
612 if (mpt) {
613 mpt_disable_ints(mpt);
614 mpt_detach(mpt);
615 mpt_reset(mpt, /*reinit*/FALSE);
616 mpt_raid_free_mem(mpt);
617 mpt_dma_mem_free(mpt);
618 mpt_free_bus_resources(mpt);
620 mpt_unlink_peer(mpt);
622 if (mpt->eh != NULL) {
623 EVENTHANDLER_DEREGISTER(shutdown_post_sync, mpt->eh);
625 MPT_LOCK_DESTROY(mpt);
636 struct mpt_softc *mpt;
638 mpt = (struct mpt_softc *)device_get_softc(dev);
639 if (mpt)
640 return (mpt_shutdown(mpt));
645 mpt_dma_mem_alloc(struct mpt_softc *mpt)
651 if (mpt->reply_phys != 0) {
655 len = sizeof (request_t) * MPT_MAX_REQUESTS(mpt);
656 mpt->request_pool = (request_t *)malloc(len, M_DEVBUF, M_WAITOK|M_ZERO);
657 if (mpt->request_pool == NULL) {
658 mpt_prt(mpt, "cannot allocate request pool\n");
668 if (mpt_dma_tag_create(mpt, /*parent*/bus_get_dma_tag(mpt->dev),
674 &mpt->parent_dmat) != 0) {
675 mpt_prt(mpt, "cannot create parent dma tag\n");
680 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, PAGE_SIZE, 0,
683 &mpt->reply_dmat) != 0) {
684 mpt_prt(mpt, "cannot create a dma tag for replies\n");
689 if (bus_dmamem_alloc(mpt->reply_dmat, (void **)&mpt->reply,
690 BUS_DMA_NOWAIT, &mpt->reply_dmap) != 0) {
691 mpt_prt(mpt, "cannot allocate %lu bytes of reply memory\n",
696 mi.mpt = mpt;
700 bus_dmamap_load(mpt->reply_dmat, mpt->reply_dmap, mpt->reply,
704 mpt_prt(mpt, "error %d loading dma map for DMA reply queue\n",
708 mpt->reply_phys = mi.phys;
716 mpt_dma_mem_free(struct mpt_softc *mpt)
720 if (mpt->reply_dmat == 0) {
721 mpt_lprt(mpt, MPT_PRT_DEBUG, "already released dma memory\n");
725 bus_dmamap_unload(mpt->reply_dmat, mpt->reply_dmap);
726 bus_dmamem_free(mpt->reply_dmat, mpt->reply, mpt->reply_dmap);
727 bus_dma_tag_destroy(mpt->reply_dmat);
728 bus_dma_tag_destroy(mpt->parent_dmat);
729 mpt->reply_dmat = NULL;
730 free(mpt->request_pool, M_DEVBUF);
731 mpt->request_pool = NULL;
737 mpt_read_config_regs(struct mpt_softc *mpt)
740 mpt->pci_cfg.Command = pci_read_config(mpt->dev, PCIR_COMMAND, 2);
741 mpt->pci_cfg.LatencyTimer_LineSize =
742 pci_read_config(mpt->dev, PCIR_CACHELNSZ, 2);
743 mpt->pci_cfg.IO_BAR = pci_read_config(mpt->dev, PCIR_BAR(0), 4);
744 mpt->pci_cfg.Mem0_BAR[0] = pci_read_config(mpt->dev, PCIR_BAR(1), 4);
745 mpt->pci_cfg.Mem0_BAR[1] = pci_read_config(mpt->dev, PCIR_BAR(2), 4);
746 mpt->pci_cfg.Mem1_BAR[0] = pci_read_config(mpt->dev, PCIR_BAR(3), 4);
747 mpt->pci_cfg.Mem1_BAR[1] = pci_read_config(mpt->dev, PCIR_BAR(4), 4);
748 mpt->pci_cfg.ROM_BAR = pci_read_config(mpt->dev, PCIR_BIOS, 4);
749 mpt->pci_cfg.IntLine = pci_read_config(mpt->dev, PCIR_INTLINE, 1);
750 mpt->pci_cfg.PMCSR = pci_read_config(mpt->dev, 0x44, 4);
755 mpt_set_config_regs(struct mpt_softc *mpt)
760 val = pci_read_config(mpt->dev, offset, size); \
761 if (mpt->pci_cfg.reg != val) { \
762 mpt_prt(mpt, \
764 mpt->pci_cfg.reg, val); \
767 if (mpt->verbose >= MPT_PRT_DEBUG) {
781 pci_write_config(mpt->dev, PCIR_COMMAND, mpt->pci_cfg.Command, 2);
782 pci_write_config(mpt->dev, PCIR_CACHELNSZ,
783 mpt->pci_cfg.LatencyTimer_LineSize, 2);
784 pci_write_config(mpt->dev, PCIR_BAR(0), mpt->pci_cfg.IO_BAR, 4);
785 pci_write_config(mpt->dev, PCIR_BAR(1), mpt->pci_cfg.Mem0_BAR[0], 4);
786 pci_write_config(mpt->dev, PCIR_BAR(2), mpt->pci_cfg.Mem0_BAR[1], 4);
787 pci_write_config(mpt->dev, PCIR_BAR(3), mpt->pci_cfg.Mem1_BAR[0], 4);
788 pci_write_config(mpt->dev, PCIR_BAR(4), mpt->pci_cfg.Mem1_BAR[1], 4);
789 pci_write_config(mpt->dev, PCIR_BIOS, mpt->pci_cfg.ROM_BAR, 4);
790 pci_write_config(mpt->dev, PCIR_INTLINE, mpt->pci_cfg.IntLine, 1);
791 pci_write_config(mpt->dev, 0x44, mpt->pci_cfg.PMCSR, 4);
798 struct mpt_softc *mpt;
800 mpt = (struct mpt_softc *)arg;
801 MPT_LOCK(mpt);
802 mpt_intr(mpt);
803 MPT_UNLOCK(mpt);