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authorDavid S. Miller <davem@davemloft.net>2009-06-15 14:02:23 +0400
committerDavid S. Miller <davem@davemloft.net>2009-06-15 14:02:23 +0400
commit9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch)
tree8d104ec2a459346b99413b0b77421ca7b9936c1a /drivers/scsi/mvsas/mv_init.c
parentca44d6e60f9de26281fda203f58b570e1748c015 (diff)
parent45e3e1935e2857c54783291107d33323b3ef33c8 (diff)
downloadlinux-9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/feature-removal-schedule.txt drivers/scsi/fcoe/fcoe.c net/core/drop_monitor.c net/core/net-traces.c
Diffstat (limited to 'drivers/scsi/mvsas/mv_init.c')
-rw-r--r--drivers/scsi/mvsas/mv_init.c703
1 files changed, 703 insertions, 0 deletions
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
new file mode 100644
index 000000000000..8646a19f999d
--- /dev/null
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -0,0 +1,703 @@
+/*
+ * Marvell 88SE64xx/88SE94xx pci init
+ *
+ * Copyright 2007 Red Hat, Inc.
+ * Copyright 2008 Marvell. <kewei@marvell.com>
+ *
+ * This file is licensed under GPLv2.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+*/
+
+
+#include "mv_sas.h"
+
+static struct scsi_transport_template *mvs_stt;
+static const struct mvs_chip_info mvs_chips[] = {
+ [chip_6320] = { 1, 2, 0x400, 17, 16, 9, &mvs_64xx_dispatch, },
+ [chip_6440] = { 1, 4, 0x400, 17, 16, 9, &mvs_64xx_dispatch, },
+ [chip_6485] = { 1, 8, 0x800, 33, 32, 10, &mvs_64xx_dispatch, },
+ [chip_9180] = { 2, 4, 0x800, 17, 64, 9, &mvs_94xx_dispatch, },
+ [chip_9480] = { 2, 4, 0x800, 17, 64, 9, &mvs_94xx_dispatch, },
+};
+
+#define SOC_SAS_NUM 2
+
+static struct scsi_host_template mvs_sht = {
+ .module = THIS_MODULE,
+ .name = DRV_NAME,
+ .queuecommand = sas_queuecommand,
+ .target_alloc = sas_target_alloc,
+ .slave_configure = mvs_slave_configure,
+ .slave_destroy = sas_slave_destroy,
+ .scan_finished = mvs_scan_finished,
+ .scan_start = mvs_scan_start,
+ .change_queue_depth = sas_change_queue_depth,
+ .change_queue_type = sas_change_queue_type,
+ .bios_param = sas_bios_param,
+ .can_queue = 1,
+ .cmd_per_lun = 1,
+ .this_id = -1,
+ .sg_tablesize = SG_ALL,
+ .max_sectors = SCSI_DEFAULT_MAX_SECTORS,
+ .use_clustering = ENABLE_CLUSTERING,
+ .eh_device_reset_handler = sas_eh_device_reset_handler,
+ .eh_bus_reset_handler = sas_eh_bus_reset_handler,
+ .slave_alloc = mvs_slave_alloc,
+ .target_destroy = sas_target_destroy,
+ .ioctl = sas_ioctl,
+};
+
+static struct sas_domain_function_template mvs_transport_ops = {
+ .lldd_dev_found = mvs_dev_found,
+ .lldd_dev_gone = mvs_dev_gone,
+
+ .lldd_execute_task = mvs_queue_command,
+ .lldd_control_phy = mvs_phy_control,
+
+ .lldd_abort_task = mvs_abort_task,
+ .lldd_abort_task_set = mvs_abort_task_set,
+ .lldd_clear_aca = mvs_clear_aca,
+ .lldd_clear_task_set = mvs_clear_task_set,
+ .lldd_I_T_nexus_reset = mvs_I_T_nexus_reset,
+ .lldd_lu_reset = mvs_lu_reset,
+ .lldd_query_task = mvs_query_task,
+
+ .lldd_port_formed = mvs_port_formed,
+ .lldd_port_deformed = mvs_port_deformed,
+
+};
+
+static void __devinit mvs_phy_init(struct mvs_info *mvi, int phy_id)
+{
+ struct mvs_phy *phy = &mvi->phy[phy_id];
+ struct asd_sas_phy *sas_phy = &phy->sas_phy;
+
+ phy->mvi = mvi;
+ init_timer(&phy->timer);
+ sas_phy->enabled = (phy_id < mvi->chip->n_phy) ? 1 : 0;
+ sas_phy->class = SAS;
+ sas_phy->iproto = SAS_PROTOCOL_ALL;
+ sas_phy->tproto = 0;
+ sas_phy->type = PHY_TYPE_PHYSICAL;
+ sas_phy->role = PHY_ROLE_INITIATOR;
+ sas_phy->oob_mode = OOB_NOT_CONNECTED;
+ sas_phy->linkrate = SAS_LINK_RATE_UNKNOWN;
+
+ sas_phy->id = phy_id;
+ sas_phy->sas_addr = &mvi->sas_addr[0];
+ sas_phy->frame_rcvd = &phy->frame_rcvd[0];
+ sas_phy->ha = (struct sas_ha_struct *)mvi->shost->hostdata;
+ sas_phy->lldd_phy = phy;
+}
+
+static void mvs_free(struct mvs_info *mvi)
+{
+ int i;
+ struct mvs_wq *mwq;
+ int slot_nr;
+
+ if (!mvi)
+ return;
+
+ if (mvi->flags & MVF_FLAG_SOC)
+ slot_nr = MVS_SOC_SLOTS;
+ else
+ slot_nr = MVS_SLOTS;
+
+ for (i = 0; i < mvi->tags_num; i++) {
+ struct mvs_slot_info *slot = &mvi->slot_info[i];
+ if (slot->buf)
+ dma_free_coherent(mvi->dev, MVS_SLOT_BUF_SZ,
+ slot->buf, slot->buf_dma);
+ }
+
+ if (mvi->tx)
+ dma_free_coherent(mvi->dev,
+ sizeof(*mvi->tx) * MVS_CHIP_SLOT_SZ,
+ mvi->tx, mvi->tx_dma);
+ if (mvi->rx_fis)
+ dma_free_coherent(mvi->dev, MVS_RX_FISL_SZ,
+ mvi->rx_fis, mvi->rx_fis_dma);
+ if (mvi->rx)
+ dma_free_coherent(mvi->dev,
+ sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1),
+ mvi->rx, mvi->rx_dma);
+ if (mvi->slot)
+ dma_free_coherent(mvi->dev,
+ sizeof(*mvi->slot) * slot_nr,
+ mvi->slot, mvi->slot_dma);
+#ifndef DISABLE_HOTPLUG_DMA_FIX
+ if (mvi->bulk_buffer)
+ dma_free_coherent(mvi->dev, TRASH_BUCKET_SIZE,
+ mvi->bulk_buffer, mvi->bulk_buffer_dma);
+#endif
+
+ MVS_CHIP_DISP->chip_iounmap(mvi);
+ if (mvi->shost)
+ scsi_host_put(mvi->shost);
+ list_for_each_entry(mwq, &mvi->wq_list, entry)
+ cancel_delayed_work(&mwq->work_q);
+ kfree(mvi);
+}
+
+#ifdef MVS_USE_TASKLET
+struct tasklet_struct mv_tasklet;
+static void mvs_tasklet(unsigned long opaque)
+{
+ unsigned long flags;
+ u32 stat;
+ u16 core_nr, i = 0;
+
+ struct mvs_info *mvi;
+ struct sas_ha_struct *sha = (struct sas_ha_struct *)opaque;
+
+ core_nr = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[0];
+
+ if (unlikely(!mvi))
+ BUG_ON(1);
+
+ for (i = 0; i < core_nr; i++) {
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[i];
+ stat = MVS_CHIP_DISP->isr_status(mvi, mvi->irq);
+ if (stat)
+ MVS_CHIP_DISP->isr(mvi, mvi->irq, stat);
+ }
+
+}
+#endif
+
+static irqreturn_t mvs_interrupt(int irq, void *opaque)
+{
+ u32 core_nr, i = 0;
+ u32 stat;
+ struct mvs_info *mvi;
+ struct sas_ha_struct *sha = opaque;
+
+ core_nr = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[0];
+
+ if (unlikely(!mvi))
+ return IRQ_NONE;
+
+ stat = MVS_CHIP_DISP->isr_status(mvi, irq);
+ if (!stat)
+ return IRQ_NONE;
+
+#ifdef MVS_USE_TASKLET
+ tasklet_schedule(&mv_tasklet);
+#else
+ for (i = 0; i < core_nr; i++) {
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[i];
+ MVS_CHIP_DISP->isr(mvi, irq, stat);
+ }
+#endif
+ return IRQ_HANDLED;
+}
+
+static int __devinit mvs_alloc(struct mvs_info *mvi, struct Scsi_Host *shost)
+{
+ int i, slot_nr;
+
+ if (mvi->flags & MVF_FLAG_SOC)
+ slot_nr = MVS_SOC_SLOTS;
+ else
+ slot_nr = MVS_SLOTS;
+
+ spin_lock_init(&mvi->lock);
+ for (i = 0; i < mvi->chip->n_phy; i++) {
+ mvs_phy_init(mvi, i);
+ mvi->port[i].wide_port_phymap = 0;
+ mvi->port[i].port_attached = 0;
+ INIT_LIST_HEAD(&mvi->port[i].list);
+ }
+ for (i = 0; i < MVS_MAX_DEVICES; i++) {
+ mvi->devices[i].taskfileset = MVS_ID_NOT_MAPPED;
+ mvi->devices[i].dev_type = NO_DEVICE;
+ mvi->devices[i].device_id = i;
+ mvi->devices[i].dev_status = MVS_DEV_NORMAL;
+ }
+
+ /*
+ * alloc and init our DMA areas
+ */
+ mvi->tx = dma_alloc_coherent(mvi->dev,
+ sizeof(*mvi->tx) * MVS_CHIP_SLOT_SZ,
+ &mvi->tx_dma, GFP_KERNEL);
+ if (!mvi->tx)
+ goto err_out;
+ memset(mvi->tx, 0, sizeof(*mvi->tx) * MVS_CHIP_SLOT_SZ);
+ mvi->rx_fis = dma_alloc_coherent(mvi->dev, MVS_RX_FISL_SZ,
+ &mvi->rx_fis_dma, GFP_KERNEL);
+ if (!mvi->rx_fis)
+ goto err_out;
+ memset(mvi->rx_fis, 0, MVS_RX_FISL_SZ);
+
+ mvi->rx = dma_alloc_coherent(mvi->dev,
+ sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1),
+ &mvi->rx_dma, GFP_KERNEL);
+ if (!mvi->rx)
+ goto err_out;
+ memset(mvi->rx, 0, sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1));
+ mvi->rx[0] = cpu_to_le32(0xfff);
+ mvi->rx_cons = 0xfff;
+
+ mvi->slot = dma_alloc_coherent(mvi->dev,
+ sizeof(*mvi->slot) * slot_nr,
+ &mvi->slot_dma, GFP_KERNEL);
+ if (!mvi->slot)
+ goto err_out;
+ memset(mvi->slot, 0, sizeof(*mvi->slot) * slot_nr);
+
+#ifndef DISABLE_HOTPLUG_DMA_FIX
+ mvi->bulk_buffer = dma_alloc_coherent(mvi->dev,
+ TRASH_BUCKET_SIZE,
+ &mvi->bulk_buffer_dma, GFP_KERNEL);
+ if (!mvi->bulk_buffer)
+ goto err_out;
+#endif
+ for (i = 0; i < slot_nr; i++) {
+ struct mvs_slot_info *slot = &mvi->slot_info[i];
+
+ slot->buf = dma_alloc_coherent(mvi->dev, MVS_SLOT_BUF_SZ,
+ &slot->buf_dma, GFP_KERNEL);
+ if (!slot->buf) {
+ printk(KERN_DEBUG"failed to allocate slot->buf.\n");
+ goto err_out;
+ }
+ memset(slot->buf, 0, MVS_SLOT_BUF_SZ);
+ ++mvi->tags_num;
+ }
+ /* Initialize tags */
+ mvs_tag_init(mvi);
+ return 0;
+err_out:
+ return 1;
+}
+
+
+int mvs_ioremap(struct mvs_info *mvi, int bar, int bar_ex)
+{
+ unsigned long res_start, res_len, res_flag, res_flag_ex = 0;
+ struct pci_dev *pdev = mvi->pdev;
+ if (bar_ex != -1) {
+ /*
+ * ioremap main and peripheral registers
+ */
+ res_start = pci_resource_start(pdev, bar_ex);
+ res_len = pci_resource_len(pdev, bar_ex);
+ if (!res_start || !res_len)
+ goto err_out;
+
+ res_flag_ex = pci_resource_flags(pdev, bar_ex);
+ if (res_flag_ex & IORESOURCE_MEM) {
+ if (res_flag_ex & IORESOURCE_CACHEABLE)
+ mvi->regs_ex = ioremap(res_start, res_len);
+ else
+ mvi->regs_ex = ioremap_nocache(res_start,
+ res_len);
+ } else
+ mvi->regs_ex = (void *)res_start;
+ if (!mvi->regs_ex)
+ goto err_out;
+ }
+
+ res_start = pci_resource_start(pdev, bar);
+ res_len = pci_resource_len(pdev, bar);
+ if (!res_start || !res_len)
+ goto err_out;
+
+ res_flag = pci_resource_flags(pdev, bar);
+ if (res_flag & IORESOURCE_CACHEABLE)
+ mvi->regs = ioremap(res_start, res_len);
+ else
+ mvi->regs = ioremap_nocache(res_start, res_len);
+
+ if (!mvi->regs) {
+ if (mvi->regs_ex && (res_flag_ex & IORESOURCE_MEM))
+ iounmap(mvi->regs_ex);
+ mvi->regs_ex = NULL;
+ goto err_out;
+ }
+
+ return 0;
+err_out:
+ return -1;
+}
+
+void mvs_iounmap(void __iomem *regs)
+{
+ iounmap(regs);
+}
+
+static struct mvs_info *__devinit mvs_pci_alloc(struct pci_dev *pdev,
+ const struct pci_device_id *ent,
+ struct Scsi_Host *shost, unsigned int id)
+{
+ struct mvs_info *mvi;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+
+ mvi = kzalloc(sizeof(*mvi) + MVS_SLOTS * sizeof(struct mvs_slot_info),
+ GFP_KERNEL);
+ if (!mvi)
+ return NULL;
+
+ mvi->pdev = pdev;
+ mvi->dev = &pdev->dev;
+ mvi->chip_id = ent->driver_data;
+ mvi->chip = &mvs_chips[mvi->chip_id];
+ INIT_LIST_HEAD(&mvi->wq_list);
+ mvi->irq = pdev->irq;
+
+ ((struct mvs_prv_info *)sha->lldd_ha)->mvi[id] = mvi;
+ ((struct mvs_prv_info *)sha->lldd_ha)->n_phy = mvi->chip->n_phy;
+
+ mvi->id = id;
+ mvi->sas = sha;
+ mvi->shost = shost;
+#ifdef MVS_USE_TASKLET
+ tasklet_init(&mv_tasklet, mvs_tasklet, (unsigned long)sha);
+#endif
+
+ if (MVS_CHIP_DISP->chip_ioremap(mvi))
+ goto err_out;
+ if (!mvs_alloc(mvi, shost))
+ return mvi;
+err_out:
+ mvs_free(mvi);
+ return NULL;
+}
+
+/* move to PCI layer or libata core? */
+static int pci_go_64(struct pci_dev *pdev)
+{
+ int rc;
+
+ if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+ if (rc) {
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "64-bit DMA enable failed\n");
+ return rc;
+ }
+ }
+ } else {
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "32-bit DMA enable failed\n");
+ return rc;
+ }
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "32-bit consistent DMA enable failed\n");
+ return rc;
+ }
+ }
+
+ return rc;
+}
+
+static int __devinit mvs_prep_sas_ha_init(struct Scsi_Host *shost,
+ const struct mvs_chip_info *chip_info)
+{
+ int phy_nr, port_nr; unsigned short core_nr;
+ struct asd_sas_phy **arr_phy;
+ struct asd_sas_port **arr_port;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+
+ core_nr = chip_info->n_host;
+ phy_nr = core_nr * chip_info->n_phy;
+ port_nr = phy_nr;
+
+ memset(sha, 0x00, sizeof(struct sas_ha_struct));
+ arr_phy = kcalloc(phy_nr, sizeof(void *), GFP_KERNEL);
+ arr_port = kcalloc(port_nr, sizeof(void *), GFP_KERNEL);
+ if (!arr_phy || !arr_port)
+ goto exit_free;
+
+ sha->sas_phy = arr_phy;
+ sha->sas_port = arr_port;
+
+ sha->lldd_ha = kzalloc(sizeof(struct mvs_prv_info), GFP_KERNEL);
+ if (!sha->lldd_ha)
+ goto exit_free;
+
+ ((struct mvs_prv_info *)sha->lldd_ha)->n_host = core_nr;
+
+ shost->transportt = mvs_stt;
+ shost->max_id = 128;
+ shost->max_lun = ~0;
+ shost->max_channel = 1;
+ shost->max_cmd_len = 16;
+
+ return 0;
+exit_free:
+ kfree(arr_phy);
+ kfree(arr_port);
+ return -1;
+
+}
+
+static void __devinit mvs_post_sas_ha_init(struct Scsi_Host *shost,
+ const struct mvs_chip_info *chip_info)
+{
+ int can_queue, i = 0, j = 0;
+ struct mvs_info *mvi = NULL;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ unsigned short nr_core = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
+
+ for (j = 0; j < nr_core; j++) {
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[j];
+ for (i = 0; i < chip_info->n_phy; i++) {
+ sha->sas_phy[j * chip_info->n_phy + i] =
+ &mvi->phy[i].sas_phy;
+ sha->sas_port[j * chip_info->n_phy + i] =
+ &mvi->port[i].sas_port;
+ }
+ }
+
+ sha->sas_ha_name = DRV_NAME;
+ sha->dev = mvi->dev;
+ sha->lldd_module = THIS_MODULE;
+ sha->sas_addr = &mvi->sas_addr[0];
+
+ sha->num_phys = nr_core * chip_info->n_phy;
+
+ sha->lldd_max_execute_num = 1;
+
+ if (mvi->flags & MVF_FLAG_SOC)
+ can_queue = MVS_SOC_CAN_QUEUE;
+ else
+ can_queue = MVS_CAN_QUEUE;
+
+ sha->lldd_queue_size = can_queue;
+ shost->can_queue = can_queue;
+ mvi->shost->cmd_per_lun = MVS_SLOTS/sha->num_phys;
+ sha->core.shost = mvi->shost;
+}
+
+static void mvs_init_sas_add(struct mvs_info *mvi)
+{
+ u8 i;
+ for (i = 0; i < mvi->chip->n_phy; i++) {
+ mvi->phy[i].dev_sas_addr = 0x5005043011ab0000ULL;
+ mvi->phy[i].dev_sas_addr =
+ cpu_to_be64((u64)(*(u64 *)&mvi->phy[i].dev_sas_addr));
+ }
+
+ memcpy(mvi->sas_addr, &mvi->phy[0].dev_sas_addr, SAS_ADDR_SIZE);
+}
+
+static int __devinit mvs_pci_init(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ unsigned int rc, nhost = 0;
+ struct mvs_info *mvi;
+ irq_handler_t irq_handler = mvs_interrupt;
+ struct Scsi_Host *shost = NULL;
+ const struct mvs_chip_info *chip;
+
+ dev_printk(KERN_INFO, &pdev->dev,
+ "mvsas: driver version %s\n", DRV_VERSION);
+ rc = pci_enable_device(pdev);
+ if (rc)
+ goto err_out_enable;
+
+ pci_set_master(pdev);
+
+ rc = pci_request_regions(pdev, DRV_NAME);
+ if (rc)
+ goto err_out_disable;
+
+ rc = pci_go_64(pdev);
+ if (rc)
+ goto err_out_regions;
+
+ shost = scsi_host_alloc(&mvs_sht, sizeof(void *));
+ if (!shost) {
+ rc = -ENOMEM;
+ goto err_out_regions;
+ }
+
+ chip = &mvs_chips[ent->driver_data];
+ SHOST_TO_SAS_HA(shost) =
+ kcalloc(1, sizeof(struct sas_ha_struct), GFP_KERNEL);
+ if (!SHOST_TO_SAS_HA(shost)) {
+ kfree(shost);
+ rc = -ENOMEM;
+ goto err_out_regions;
+ }
+
+ rc = mvs_prep_sas_ha_init(shost, chip);
+ if (rc) {
+ kfree(shost);
+ rc = -ENOMEM;
+ goto err_out_regions;
+ }
+
+ pci_set_drvdata(pdev, SHOST_TO_SAS_HA(shost));
+
+ do {
+ mvi = mvs_pci_alloc(pdev, ent, shost, nhost);
+ if (!mvi) {
+ rc = -ENOMEM;
+ goto err_out_regions;
+ }
+
+ mvs_init_sas_add(mvi);
+
+ mvi->instance = nhost;
+ rc = MVS_CHIP_DISP->chip_init(mvi);
+ if (rc) {
+ mvs_free(mvi);
+ goto err_out_regions;
+ }
+ nhost++;
+ } while (nhost < chip->n_host);
+
+ mvs_post_sas_ha_init(shost, chip);
+
+ rc = scsi_add_host(shost, &pdev->dev);
+ if (rc)
+ goto err_out_shost;
+
+ rc = sas_register_ha(SHOST_TO_SAS_HA(shost));
+ if (rc)
+ goto err_out_shost;
+ rc = request_irq(pdev->irq, irq_handler, IRQF_SHARED,
+ DRV_NAME, SHOST_TO_SAS_HA(shost));
+ if (rc)
+ goto err_not_sas;
+
+ MVS_CHIP_DISP->interrupt_enable(mvi);
+
+ scsi_scan_host(mvi->shost);
+
+ return 0;
+
+err_not_sas:
+ sas_unregister_ha(SHOST_TO_SAS_HA(shost));
+err_out_shost:
+ scsi_remove_host(mvi->shost);
+err_out_regions:
+ pci_release_regions(pdev);
+err_out_disable:
+ pci_disable_device(pdev);
+err_out_enable:
+ return rc;
+}
+
+static void __devexit mvs_pci_remove(struct pci_dev *pdev)
+{
+ unsigned short core_nr, i = 0;
+ struct sas_ha_struct *sha = pci_get_drvdata(pdev);
+ struct mvs_info *mvi = NULL;
+
+ core_nr = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[0];
+
+#ifdef MVS_USE_TASKLET
+ tasklet_kill(&mv_tasklet);
+#endif
+
+ pci_set_drvdata(pdev, NULL);
+ sas_unregister_ha(sha);
+ sas_remove_host(mvi->shost);
+ scsi_remove_host(mvi->shost);
+
+ MVS_CHIP_DISP->interrupt_disable(mvi);
+ free_irq(mvi->irq, sha);
+ for (i = 0; i < core_nr; i++) {
+ mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[i];
+ mvs_free(mvi);
+ }
+ kfree(sha->sas_phy);
+ kfree(sha->sas_port);
+ kfree(sha);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+ return;
+}
+
+static struct pci_device_id __devinitdata mvs_pci_table[] = {
+ { PCI_VDEVICE(MARVELL, 0x6320), chip_6320 },
+ { PCI_VDEVICE(MARVELL, 0x6340), chip_6440 },
+ {
+ .vendor = PCI_VENDOR_ID_MARVELL,
+ .device = 0x6440,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = 0x6480,
+ .class = 0,
+ .class_mask = 0,
+ .driver_data = chip_6485,
+ },
+ { PCI_VDEVICE(MARVELL, 0x6440), chip_6440 },
+ { PCI_VDEVICE(MARVELL, 0x6485), chip_6485 },
+ { PCI_VDEVICE(MARVELL, 0x9480), chip_9480 },
+ { PCI_VDEVICE(MARVELL, 0x9180), chip_9180 },
+
+ { } /* terminate list */
+};
+
+static struct pci_driver mvs_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = mvs_pci_table,
+ .probe = mvs_pci_init,
+ .remove = __devexit_p(mvs_pci_remove),
+};
+
+/* task handler */
+struct task_struct *mvs_th;
+static int __init mvs_init(void)
+{
+ int rc;
+ mvs_stt = sas_domain_attach_transport(&mvs_transport_ops);
+ if (!mvs_stt)
+ return -ENOMEM;
+
+ rc = pci_register_driver(&mvs_pci_driver);
+
+ if (rc)
+ goto err_out;
+
+ return 0;
+
+err_out:
+ sas_release_transport(mvs_stt);
+ return rc;
+}
+
+static void __exit mvs_exit(void)
+{
+ pci_unregister_driver(&mvs_pci_driver);
+ sas_release_transport(mvs_stt);
+}
+
+module_init(mvs_init);
+module_exit(mvs_exit);
+
+MODULE_AUTHOR("Jeff Garzik <jgarzik@pobox.com>");
+MODULE_DESCRIPTION("Marvell 88SE6440 SAS/SATA controller driver");
+MODULE_VERSION(DRV_VERSION);
+MODULE_LICENSE("GPL");
+#ifdef CONFIG_PCI
+MODULE_DEVICE_TABLE(pci, mvs_pci_table);
+#endif