1d3c7b9a0SKenneth D. Merry /*- 2d3c7b9a0SKenneth D. Merry * Copyright (c) 2009 Yahoo! Inc. 3d3c7b9a0SKenneth D. Merry * All rights reserved. 4d3c7b9a0SKenneth D. Merry * 5d3c7b9a0SKenneth D. Merry * Redistribution and use in source and binary forms, with or without 6d3c7b9a0SKenneth D. Merry * modification, are permitted provided that the following conditions 7d3c7b9a0SKenneth D. Merry * are met: 8d3c7b9a0SKenneth D. Merry * 1. Redistributions of source code must retain the above copyright 9d3c7b9a0SKenneth D. Merry * notice, this list of conditions and the following disclaimer. 10d3c7b9a0SKenneth D. Merry * 2. Redistributions in binary form must reproduce the above copyright 11d3c7b9a0SKenneth D. Merry * notice, this list of conditions and the following disclaimer in the 12d3c7b9a0SKenneth D. Merry * documentation and/or other materials provided with the distribution. 13d3c7b9a0SKenneth D. Merry * 14d3c7b9a0SKenneth D. Merry * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15d3c7b9a0SKenneth D. Merry * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16d3c7b9a0SKenneth D. Merry * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17d3c7b9a0SKenneth D. Merry * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18d3c7b9a0SKenneth D. Merry * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19d3c7b9a0SKenneth D. Merry * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20d3c7b9a0SKenneth D. Merry * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21d3c7b9a0SKenneth D. Merry * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22d3c7b9a0SKenneth D. Merry * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23d3c7b9a0SKenneth D. Merry * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24d3c7b9a0SKenneth D. Merry * SUCH DAMAGE. 25d3c7b9a0SKenneth D. Merry */ 26d3c7b9a0SKenneth D. Merry 27d3c7b9a0SKenneth D. Merry #include <sys/cdefs.h> 28d3c7b9a0SKenneth D. Merry __FBSDID("$FreeBSD$"); 29d3c7b9a0SKenneth D. Merry 30d3c7b9a0SKenneth D. Merry /* PCI/PCI-X/PCIe bus interface for the LSI MPT2 controllers */ 31d3c7b9a0SKenneth D. Merry 32*d043c564SKenneth D. Merry /* TODO Move headers to mpsvar */ 33d3c7b9a0SKenneth D. Merry #include <sys/types.h> 34d3c7b9a0SKenneth D. Merry #include <sys/param.h> 35d3c7b9a0SKenneth D. Merry #include <sys/systm.h> 36d3c7b9a0SKenneth D. Merry #include <sys/kernel.h> 37d3c7b9a0SKenneth D. Merry #include <sys/module.h> 38d3c7b9a0SKenneth D. Merry #include <sys/bus.h> 39d3c7b9a0SKenneth D. Merry #include <sys/conf.h> 40d3c7b9a0SKenneth D. Merry #include <sys/malloc.h> 41d3c7b9a0SKenneth D. Merry #include <sys/sysctl.h> 4206e79492SKenneth D. Merry #include <sys/uio.h> 43d3c7b9a0SKenneth D. Merry 44d3c7b9a0SKenneth D. Merry #include <machine/bus.h> 45d3c7b9a0SKenneth D. Merry #include <machine/resource.h> 46d3c7b9a0SKenneth D. Merry #include <sys/rman.h> 47d3c7b9a0SKenneth D. Merry 48d3c7b9a0SKenneth D. Merry #include <dev/pci/pcireg.h> 49d3c7b9a0SKenneth D. Merry #include <dev/pci/pcivar.h> 50*d043c564SKenneth D. Merry #include <dev/pci/pci_private.h> 51d3c7b9a0SKenneth D. Merry 52d3c7b9a0SKenneth D. Merry #include <dev/mps/mpi/mpi2_type.h> 53d3c7b9a0SKenneth D. Merry #include <dev/mps/mpi/mpi2.h> 54d3c7b9a0SKenneth D. Merry #include <dev/mps/mpi/mpi2_ioc.h> 55d3c7b9a0SKenneth D. Merry #include <dev/mps/mpi/mpi2_cnfg.h> 56*d043c564SKenneth D. Merry #include <dev/mps/mpi/mpi2_tool.h> 57d3c7b9a0SKenneth D. Merry 58*d043c564SKenneth D. Merry #include <sys/queue.h> 59*d043c564SKenneth D. Merry #include <sys/kthread.h> 60*d043c564SKenneth D. Merry #include <dev/mps/mps_ioctl.h> 61d3c7b9a0SKenneth D. Merry #include <dev/mps/mpsvar.h> 62d3c7b9a0SKenneth D. Merry 63d3c7b9a0SKenneth D. Merry static int mps_pci_probe(device_t); 64d3c7b9a0SKenneth D. Merry static int mps_pci_attach(device_t); 65d3c7b9a0SKenneth D. Merry static int mps_pci_detach(device_t); 66d3c7b9a0SKenneth D. Merry static int mps_pci_suspend(device_t); 67d3c7b9a0SKenneth D. Merry static int mps_pci_resume(device_t); 68d3c7b9a0SKenneth D. Merry static void mps_pci_free(struct mps_softc *); 69d3c7b9a0SKenneth D. Merry static int mps_alloc_msix(struct mps_softc *sc, int msgs); 70d3c7b9a0SKenneth D. Merry static int mps_alloc_msi(struct mps_softc *sc, int msgs); 71d3c7b9a0SKenneth D. Merry 72d3c7b9a0SKenneth D. Merry static device_method_t mps_methods[] = { 73d3c7b9a0SKenneth D. Merry DEVMETHOD(device_probe, mps_pci_probe), 74d3c7b9a0SKenneth D. Merry DEVMETHOD(device_attach, mps_pci_attach), 75d3c7b9a0SKenneth D. Merry DEVMETHOD(device_detach, mps_pci_detach), 76d3c7b9a0SKenneth D. Merry DEVMETHOD(device_suspend, mps_pci_suspend), 77d3c7b9a0SKenneth D. Merry DEVMETHOD(device_resume, mps_pci_resume), 784b7ec270SMarius Strobl 794b7ec270SMarius Strobl DEVMETHOD_END 80d3c7b9a0SKenneth D. Merry }; 81d3c7b9a0SKenneth D. Merry 82d3c7b9a0SKenneth D. Merry static driver_t mps_pci_driver = { 83d3c7b9a0SKenneth D. Merry "mps", 84d3c7b9a0SKenneth D. Merry mps_methods, 85d3c7b9a0SKenneth D. Merry sizeof(struct mps_softc) 86d3c7b9a0SKenneth D. Merry }; 87d3c7b9a0SKenneth D. Merry 88d3c7b9a0SKenneth D. Merry static devclass_t mps_devclass; 89d3c7b9a0SKenneth D. Merry DRIVER_MODULE(mps, pci, mps_pci_driver, mps_devclass, 0, 0); 90d3c7b9a0SKenneth D. Merry 91d3c7b9a0SKenneth D. Merry struct mps_ident { 92d3c7b9a0SKenneth D. Merry uint16_t vendor; 93d3c7b9a0SKenneth D. Merry uint16_t device; 94d3c7b9a0SKenneth D. Merry uint16_t subvendor; 95d3c7b9a0SKenneth D. Merry uint16_t subdevice; 96d3c7b9a0SKenneth D. Merry u_int flags; 97d3c7b9a0SKenneth D. Merry const char *desc; 98d3c7b9a0SKenneth D. Merry } mps_identifiers[] = { 99d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004, 100d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2004" }, 101d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008, 102d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2008" }, 103d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1, 104d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2108" }, 105d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2, 106d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2108" }, 107d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3, 108d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2108" }, 109d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1, 110d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2116" }, 111d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2, 112d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2116" }, 113d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1, 114d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2208" }, 115d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2, 116d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2208" }, 117d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3, 118d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2208" }, 119d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4, 120d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2208" }, 121d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5, 122d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2208" }, 123d3c7b9a0SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, 124d3c7b9a0SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2208" }, 125*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, 126*d043c564SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2308" }, 127*d043c564SKenneth D. Merry // Add Customer specific vender/subdevice id before generic 128*d043c564SKenneth D. Merry // (0xffff) vender/subdevice id. 129*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, 130*d043c564SKenneth D. Merry 0x8086, 0x3516, 0, "Intel(R) Integrated RAID Module RMS25JB080" }, 131*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, 132*d043c564SKenneth D. Merry 0x8086, 0x3517, 0, "Intel(R) Integrated RAID Module RMS25JB040" }, 133*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, 134*d043c564SKenneth D. Merry 0x8086, 0x3518, 0, "Intel(R) Integrated RAID Module RMS25KB080" }, 135*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, 136*d043c564SKenneth D. Merry 0x8086, 0x3519, 0, "Intel(R) Integrated RAID Module RMS25KB040" }, 137*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, 138*d043c564SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2308" }, 139*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, 140*d043c564SKenneth D. Merry 0xffff, 0xffff, 0, "LSI SAS2308" }, 141*d043c564SKenneth D. Merry { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200, 142*d043c564SKenneth D. Merry 0xffff, 0xffff, MPS_FLAGS_WD_AVAILABLE, "LSI SSS6200" }, 143d3c7b9a0SKenneth D. Merry { 0, 0, 0, 0, 0, NULL } 144d3c7b9a0SKenneth D. Merry }; 145d3c7b9a0SKenneth D. Merry 146d3c7b9a0SKenneth D. Merry static struct mps_ident * 147d3c7b9a0SKenneth D. Merry mps_find_ident(device_t dev) 148d3c7b9a0SKenneth D. Merry { 149d3c7b9a0SKenneth D. Merry struct mps_ident *m; 150d3c7b9a0SKenneth D. Merry 151d3c7b9a0SKenneth D. Merry for (m = mps_identifiers; m->vendor != 0; m++) { 152d3c7b9a0SKenneth D. Merry if (m->vendor != pci_get_vendor(dev)) 153d3c7b9a0SKenneth D. Merry continue; 154d3c7b9a0SKenneth D. Merry if (m->device != pci_get_device(dev)) 155d3c7b9a0SKenneth D. Merry continue; 156d3c7b9a0SKenneth D. Merry if ((m->subvendor != 0xffff) && 157d3c7b9a0SKenneth D. Merry (m->subvendor != pci_get_subvendor(dev))) 158d3c7b9a0SKenneth D. Merry continue; 159d3c7b9a0SKenneth D. Merry if ((m->subdevice != 0xffff) && 160d3c7b9a0SKenneth D. Merry (m->subdevice != pci_get_subdevice(dev))) 161d3c7b9a0SKenneth D. Merry continue; 162d3c7b9a0SKenneth D. Merry return (m); 163d3c7b9a0SKenneth D. Merry } 164d3c7b9a0SKenneth D. Merry 165d3c7b9a0SKenneth D. Merry return (NULL); 166d3c7b9a0SKenneth D. Merry } 167d3c7b9a0SKenneth D. Merry 168d3c7b9a0SKenneth D. Merry static int 169d3c7b9a0SKenneth D. Merry mps_pci_probe(device_t dev) 170d3c7b9a0SKenneth D. Merry { 171d3c7b9a0SKenneth D. Merry struct mps_ident *id; 172d3c7b9a0SKenneth D. Merry 173d3c7b9a0SKenneth D. Merry if ((id = mps_find_ident(dev)) != NULL) { 174d3c7b9a0SKenneth D. Merry device_set_desc(dev, id->desc); 175*d043c564SKenneth D. Merry return (BUS_PROBE_VENDOR); 176d3c7b9a0SKenneth D. Merry } 177d3c7b9a0SKenneth D. Merry return (ENXIO); 178d3c7b9a0SKenneth D. Merry } 179d3c7b9a0SKenneth D. Merry 180d3c7b9a0SKenneth D. Merry static int 181d3c7b9a0SKenneth D. Merry mps_pci_attach(device_t dev) 182d3c7b9a0SKenneth D. Merry { 183d3c7b9a0SKenneth D. Merry struct mps_softc *sc; 184d3c7b9a0SKenneth D. Merry struct mps_ident *m; 185d3c7b9a0SKenneth D. Merry uint16_t command; 186d3c7b9a0SKenneth D. Merry int error; 187d3c7b9a0SKenneth D. Merry 188d3c7b9a0SKenneth D. Merry sc = device_get_softc(dev); 189d3c7b9a0SKenneth D. Merry bzero(sc, sizeof(*sc)); 190d3c7b9a0SKenneth D. Merry sc->mps_dev = dev; 191d3c7b9a0SKenneth D. Merry m = mps_find_ident(dev); 192d3c7b9a0SKenneth D. Merry sc->mps_flags = m->flags; 193d3c7b9a0SKenneth D. Merry 194d3c7b9a0SKenneth D. Merry /* Twiddle basic PCI config bits for a sanity check */ 195d3c7b9a0SKenneth D. Merry command = pci_read_config(dev, PCIR_COMMAND, 2); 196d3c7b9a0SKenneth D. Merry command |= PCIM_CMD_BUSMASTEREN; 197d3c7b9a0SKenneth D. Merry pci_write_config(dev, PCIR_COMMAND, command, 2); 198d3c7b9a0SKenneth D. Merry command = pci_read_config(dev, PCIR_COMMAND, 2); 199d3c7b9a0SKenneth D. Merry if ((command & PCIM_CMD_BUSMASTEREN) == 0) { 200d3c7b9a0SKenneth D. Merry device_printf(dev, "Cannot enable PCI busmaster\n"); 201d3c7b9a0SKenneth D. Merry return (ENXIO); 202d3c7b9a0SKenneth D. Merry } 203d3c7b9a0SKenneth D. Merry if ((command & PCIM_CMD_MEMEN) == 0) { 204d3c7b9a0SKenneth D. Merry device_printf(dev, "PCI memory window not available\n"); 205d3c7b9a0SKenneth D. Merry return (ENXIO); 206d3c7b9a0SKenneth D. Merry } 207d3c7b9a0SKenneth D. Merry 208d3c7b9a0SKenneth D. Merry /* Allocate the System Interface Register Set */ 209d3c7b9a0SKenneth D. Merry sc->mps_regs_rid = PCIR_BAR(1); 210d3c7b9a0SKenneth D. Merry if ((sc->mps_regs_resource = bus_alloc_resource_any(dev, 211d3c7b9a0SKenneth D. Merry SYS_RES_MEMORY, &sc->mps_regs_rid, RF_ACTIVE)) == NULL) { 212d3c7b9a0SKenneth D. Merry device_printf(dev, "Cannot allocate PCI registers\n"); 213d3c7b9a0SKenneth D. Merry return (ENXIO); 214d3c7b9a0SKenneth D. Merry } 215d3c7b9a0SKenneth D. Merry sc->mps_btag = rman_get_bustag(sc->mps_regs_resource); 216d3c7b9a0SKenneth D. Merry sc->mps_bhandle = rman_get_bushandle(sc->mps_regs_resource); 217d3c7b9a0SKenneth D. Merry 218d3c7b9a0SKenneth D. Merry /* Allocate the parent DMA tag */ 219*d043c564SKenneth D. Merry if (bus_dma_tag_create( bus_get_dma_tag(dev), /* parent */ 220d3c7b9a0SKenneth D. Merry 1, 0, /* algnmnt, boundary */ 221d3c7b9a0SKenneth D. Merry BUS_SPACE_MAXADDR, /* lowaddr */ 222d3c7b9a0SKenneth D. Merry BUS_SPACE_MAXADDR, /* highaddr */ 223d3c7b9a0SKenneth D. Merry NULL, NULL, /* filter, filterarg */ 224d3c7b9a0SKenneth D. Merry BUS_SPACE_MAXSIZE_32BIT,/* maxsize */ 225d3c7b9a0SKenneth D. Merry BUS_SPACE_UNRESTRICTED, /* nsegments */ 226d3c7b9a0SKenneth D. Merry BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */ 227d3c7b9a0SKenneth D. Merry 0, /* flags */ 228d3c7b9a0SKenneth D. Merry NULL, NULL, /* lockfunc, lockarg */ 229d3c7b9a0SKenneth D. Merry &sc->mps_parent_dmat)) { 230d3c7b9a0SKenneth D. Merry device_printf(dev, "Cannot allocate parent DMA tag\n"); 231d3c7b9a0SKenneth D. Merry mps_pci_free(sc); 232d3c7b9a0SKenneth D. Merry return (ENOMEM); 233d3c7b9a0SKenneth D. Merry } 234d3c7b9a0SKenneth D. Merry 235d3c7b9a0SKenneth D. Merry if ((error = mps_attach(sc)) != 0) 236d3c7b9a0SKenneth D. Merry mps_pci_free(sc); 237d3c7b9a0SKenneth D. Merry 238d3c7b9a0SKenneth D. Merry return (error); 239d3c7b9a0SKenneth D. Merry } 240d3c7b9a0SKenneth D. Merry 241d3c7b9a0SKenneth D. Merry int 242d3c7b9a0SKenneth D. Merry mps_pci_setup_interrupts(struct mps_softc *sc) 243d3c7b9a0SKenneth D. Merry { 244d3c7b9a0SKenneth D. Merry device_t dev; 245d3c7b9a0SKenneth D. Merry int i, error, msgs; 246d3c7b9a0SKenneth D. Merry 247d3c7b9a0SKenneth D. Merry dev = sc->mps_dev; 248d3c7b9a0SKenneth D. Merry error = ENXIO; 249*d043c564SKenneth D. Merry if ((sc->disable_msix == 0) && 250d3c7b9a0SKenneth D. Merry ((msgs = pci_msix_count(dev)) >= MPS_MSI_COUNT)) 251d3c7b9a0SKenneth D. Merry error = mps_alloc_msix(sc, MPS_MSI_COUNT); 252*d043c564SKenneth D. Merry if ((error != 0) && (sc->disable_msi == 0) && 253d3c7b9a0SKenneth D. Merry ((msgs = pci_msi_count(dev)) >= MPS_MSI_COUNT)) 254d3c7b9a0SKenneth D. Merry error = mps_alloc_msi(sc, MPS_MSI_COUNT); 255d3c7b9a0SKenneth D. Merry 256d3c7b9a0SKenneth D. Merry if (error != 0) { 257d3c7b9a0SKenneth D. Merry sc->mps_flags |= MPS_FLAGS_INTX; 258d3c7b9a0SKenneth D. Merry sc->mps_irq_rid[0] = 0; 259d3c7b9a0SKenneth D. Merry sc->mps_irq[0] = bus_alloc_resource_any(dev, SYS_RES_IRQ, 260d3c7b9a0SKenneth D. Merry &sc->mps_irq_rid[0], RF_SHAREABLE | RF_ACTIVE); 261d3c7b9a0SKenneth D. Merry if (sc->mps_irq[0] == NULL) { 262d3c7b9a0SKenneth D. Merry device_printf(dev, "Cannot allocate INTx interrupt\n"); 263d3c7b9a0SKenneth D. Merry return (ENXIO); 264d3c7b9a0SKenneth D. Merry } 265d3c7b9a0SKenneth D. Merry error = bus_setup_intr(dev, sc->mps_irq[0], 266d3c7b9a0SKenneth D. Merry INTR_TYPE_BIO | INTR_MPSAFE, NULL, mps_intr, sc, 267d3c7b9a0SKenneth D. Merry &sc->mps_intrhand[0]); 268d3c7b9a0SKenneth D. Merry if (error) 269d3c7b9a0SKenneth D. Merry device_printf(dev, "Cannot setup INTx interrupt\n"); 270d3c7b9a0SKenneth D. Merry } else { 271d3c7b9a0SKenneth D. Merry sc->mps_flags |= MPS_FLAGS_MSI; 272d3c7b9a0SKenneth D. Merry for (i = 0; i < MPS_MSI_COUNT; i++) { 273d3c7b9a0SKenneth D. Merry sc->mps_irq_rid[i] = i + 1; 274d3c7b9a0SKenneth D. Merry sc->mps_irq[i] = bus_alloc_resource_any(dev, 275d3c7b9a0SKenneth D. Merry SYS_RES_IRQ, &sc->mps_irq_rid[i], RF_ACTIVE); 276d3c7b9a0SKenneth D. Merry if (sc->mps_irq[i] == NULL) { 277d3c7b9a0SKenneth D. Merry device_printf(dev, 278d3c7b9a0SKenneth D. Merry "Cannot allocate MSI interrupt\n"); 279d3c7b9a0SKenneth D. Merry return (ENXIO); 280d3c7b9a0SKenneth D. Merry } 281d3c7b9a0SKenneth D. Merry error = bus_setup_intr(dev, sc->mps_irq[i], 282d3c7b9a0SKenneth D. Merry INTR_TYPE_BIO | INTR_MPSAFE, NULL, mps_intr_msi, 283d3c7b9a0SKenneth D. Merry sc, &sc->mps_intrhand[i]); 284d3c7b9a0SKenneth D. Merry if (error) { 285d3c7b9a0SKenneth D. Merry device_printf(dev, 286d3c7b9a0SKenneth D. Merry "Cannot setup MSI interrupt %d\n", i); 287d3c7b9a0SKenneth D. Merry break; 288d3c7b9a0SKenneth D. Merry } 289d3c7b9a0SKenneth D. Merry } 290d3c7b9a0SKenneth D. Merry } 291d3c7b9a0SKenneth D. Merry 292d3c7b9a0SKenneth D. Merry return (error); 293d3c7b9a0SKenneth D. Merry } 294d3c7b9a0SKenneth D. Merry 295d3c7b9a0SKenneth D. Merry static int 296d3c7b9a0SKenneth D. Merry mps_pci_detach(device_t dev) 297d3c7b9a0SKenneth D. Merry { 298d3c7b9a0SKenneth D. Merry struct mps_softc *sc; 299d3c7b9a0SKenneth D. Merry int error; 300d3c7b9a0SKenneth D. Merry 301d3c7b9a0SKenneth D. Merry sc = device_get_softc(dev); 302d3c7b9a0SKenneth D. Merry 303d3c7b9a0SKenneth D. Merry if ((error = mps_free(sc)) != 0) 304d3c7b9a0SKenneth D. Merry return (error); 305d3c7b9a0SKenneth D. Merry 306d3c7b9a0SKenneth D. Merry mps_pci_free(sc); 307d3c7b9a0SKenneth D. Merry return (0); 308d3c7b9a0SKenneth D. Merry } 309d3c7b9a0SKenneth D. Merry 310d3c7b9a0SKenneth D. Merry static void 311d3c7b9a0SKenneth D. Merry mps_pci_free(struct mps_softc *sc) 312d3c7b9a0SKenneth D. Merry { 313d3c7b9a0SKenneth D. Merry int i; 314d3c7b9a0SKenneth D. Merry 315d3c7b9a0SKenneth D. Merry if (sc->mps_parent_dmat != NULL) { 316d3c7b9a0SKenneth D. Merry bus_dma_tag_destroy(sc->mps_parent_dmat); 317d3c7b9a0SKenneth D. Merry } 318d3c7b9a0SKenneth D. Merry 319d3c7b9a0SKenneth D. Merry if (sc->mps_flags & MPS_FLAGS_MSI) { 320d3c7b9a0SKenneth D. Merry for (i = 0; i < MPS_MSI_COUNT; i++) { 321d3c7b9a0SKenneth D. Merry if (sc->mps_irq[i] != NULL) { 322d3c7b9a0SKenneth D. Merry bus_teardown_intr(sc->mps_dev, sc->mps_irq[i], 323d3c7b9a0SKenneth D. Merry sc->mps_intrhand[i]); 324d3c7b9a0SKenneth D. Merry bus_release_resource(sc->mps_dev, SYS_RES_IRQ, 325d3c7b9a0SKenneth D. Merry sc->mps_irq_rid[i], sc->mps_irq[i]); 326d3c7b9a0SKenneth D. Merry } 327d3c7b9a0SKenneth D. Merry } 328d3c7b9a0SKenneth D. Merry pci_release_msi(sc->mps_dev); 329d3c7b9a0SKenneth D. Merry } 330d3c7b9a0SKenneth D. Merry 331d3c7b9a0SKenneth D. Merry if (sc->mps_flags & MPS_FLAGS_INTX) { 332d3c7b9a0SKenneth D. Merry bus_teardown_intr(sc->mps_dev, sc->mps_irq[0], 333d3c7b9a0SKenneth D. Merry sc->mps_intrhand[0]); 334d3c7b9a0SKenneth D. Merry bus_release_resource(sc->mps_dev, SYS_RES_IRQ, 335d3c7b9a0SKenneth D. Merry sc->mps_irq_rid[0], sc->mps_irq[0]); 336d3c7b9a0SKenneth D. Merry } 337d3c7b9a0SKenneth D. Merry 338d3c7b9a0SKenneth D. Merry if (sc->mps_regs_resource != NULL) { 339d3c7b9a0SKenneth D. Merry bus_release_resource(sc->mps_dev, SYS_RES_MEMORY, 340d3c7b9a0SKenneth D. Merry sc->mps_regs_rid, sc->mps_regs_resource); 341d3c7b9a0SKenneth D. Merry } 342d3c7b9a0SKenneth D. Merry 343d3c7b9a0SKenneth D. Merry return; 344d3c7b9a0SKenneth D. Merry } 345d3c7b9a0SKenneth D. Merry 346d3c7b9a0SKenneth D. Merry static int 347d3c7b9a0SKenneth D. Merry mps_pci_suspend(device_t dev) 348d3c7b9a0SKenneth D. Merry { 349d3c7b9a0SKenneth D. Merry return (EINVAL); 350d3c7b9a0SKenneth D. Merry } 351d3c7b9a0SKenneth D. Merry 352d3c7b9a0SKenneth D. Merry static int 353d3c7b9a0SKenneth D. Merry mps_pci_resume(device_t dev) 354d3c7b9a0SKenneth D. Merry { 355d3c7b9a0SKenneth D. Merry return (EINVAL); 356d3c7b9a0SKenneth D. Merry } 357d3c7b9a0SKenneth D. Merry 358d3c7b9a0SKenneth D. Merry static int 359d3c7b9a0SKenneth D. Merry mps_alloc_msix(struct mps_softc *sc, int msgs) 360d3c7b9a0SKenneth D. Merry { 361d3c7b9a0SKenneth D. Merry int error; 362d3c7b9a0SKenneth D. Merry 363d3c7b9a0SKenneth D. Merry error = pci_alloc_msix(sc->mps_dev, &msgs); 364d3c7b9a0SKenneth D. Merry return (error); 365d3c7b9a0SKenneth D. Merry } 366d3c7b9a0SKenneth D. Merry 367d3c7b9a0SKenneth D. Merry static int 368d3c7b9a0SKenneth D. Merry mps_alloc_msi(struct mps_softc *sc, int msgs) 369d3c7b9a0SKenneth D. Merry { 370d3c7b9a0SKenneth D. Merry int error; 371d3c7b9a0SKenneth D. Merry 372d3c7b9a0SKenneth D. Merry error = pci_alloc_msi(sc->mps_dev, &msgs); 373d3c7b9a0SKenneth D. Merry return (error); 374d3c7b9a0SKenneth D. Merry } 375d3c7b9a0SKenneth D. Merry 376*d043c564SKenneth D. Merry int 377*d043c564SKenneth D. Merry mps_pci_restore(struct mps_softc *sc) 378*d043c564SKenneth D. Merry { 379*d043c564SKenneth D. Merry struct pci_devinfo *dinfo; 380*d043c564SKenneth D. Merry 381*d043c564SKenneth D. Merry mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 382*d043c564SKenneth D. Merry 383*d043c564SKenneth D. Merry dinfo = device_get_ivars(sc->mps_dev); 384*d043c564SKenneth D. Merry if (dinfo == NULL) { 385*d043c564SKenneth D. Merry mps_dprint(sc, MPS_FAULT, "%s: NULL dinfo\n", __func__); 386*d043c564SKenneth D. Merry return (EINVAL); 387*d043c564SKenneth D. Merry } 388*d043c564SKenneth D. Merry 389*d043c564SKenneth D. Merry pci_cfg_restore(sc->mps_dev, dinfo); 390*d043c564SKenneth D. Merry return (0); 391*d043c564SKenneth D. Merry } 392*d043c564SKenneth D. Merry 393