]> Pileus Git - ~andy/linux/blobdiff - drivers/scsi/ipr.c
Merge branch 'x86-hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[~andy/linux] / drivers / scsi / ipr.c
index f820cffb7f00e7f81fb00566711ee74efbbeab66..52568588039f731cf209dbd429d4790fbf44c629 100644 (file)
@@ -167,21 +167,22 @@ static const struct ipr_chip_cfg_t ipr_chip_cfg[] = {
                        .clr_uproc_interrupt_reg32 = 0x0002C,
                        .init_feedback_reg = 0x0005C,
                        .dump_addr_reg = 0x00064,
-                       .dump_data_reg = 0x00068
+                       .dump_data_reg = 0x00068,
+                       .endian_swap_reg = 0x00084
                }
        },
 };
 
 static const struct ipr_chip_t ipr_chip[] = {
-       { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
-       { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, IPR_USE_MSI, IPR_SIS32, &ipr_chip_cfg[0] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[1] },
-       { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[1] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2, IPR_USE_MSI, IPR_SIS64, &ipr_chip_cfg[2] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_ASIC_E2, IPR_USE_MSI, IPR_SIS64, &ipr_chip_cfg[2] }
+       { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
+       { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, IPR_USE_MSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[1] },
+       { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[1] },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2, IPR_USE_MSI, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_ASIC_E2, IPR_USE_MSI, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] }
 };
 
 static int ipr_max_bus_speeds [] = {
@@ -1167,7 +1168,7 @@ static void ipr_update_res_entry(struct ipr_resource_entry *res,
        if (res->ioa_cfg->sis64) {
                res->flags = cfgtew->u.cfgte64->flags;
                res->res_flags = cfgtew->u.cfgte64->res_flags;
-               res->type = cfgtew->u.cfgte64->res_type & 0x0f;
+               res->type = cfgtew->u.cfgte64->res_type;
 
                memcpy(&res->std_inq_data, &cfgtew->u.cfgte64->std_inq_data,
                        sizeof(struct ipr_std_inq_data));
@@ -3761,6 +3762,36 @@ static struct device_attribute ipr_update_fw_attr = {
        .store = ipr_store_update_fw
 };
 
+/**
+ * ipr_show_fw_type - Show the adapter's firmware type.
+ * @dev:       class device struct
+ * @buf:       buffer
+ *
+ * Return value:
+ *     number of bytes printed to buffer
+ **/
+static ssize_t ipr_show_fw_type(struct device *dev,
+                               struct device_attribute *attr, char *buf)
+{
+       struct Scsi_Host *shost = class_to_shost(dev);
+       struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
+       unsigned long lock_flags = 0;
+       int len;
+
+       spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       len = snprintf(buf, PAGE_SIZE, "%d\n", ioa_cfg->sis64);
+       spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
+       return len;
+}
+
+static struct device_attribute ipr_ioa_fw_type_attr = {
+       .attr = {
+               .name =         "fw_type",
+               .mode =         S_IRUGO,
+       },
+       .show = ipr_show_fw_type
+};
+
 static struct device_attribute *ipr_ioa_attrs[] = {
        &ipr_fw_version_attr,
        &ipr_log_level_attr,
@@ -3768,6 +3799,7 @@ static struct device_attribute *ipr_ioa_attrs[] = {
        &ipr_ioa_state_attr,
        &ipr_ioa_reset_attr,
        &ipr_update_fw_attr,
+       &ipr_ioa_fw_type_attr,
        NULL,
 };
 
@@ -4121,14 +4153,49 @@ static ssize_t ipr_show_resource_path(struct device *dev, struct device_attribut
 static struct device_attribute ipr_resource_path_attr = {
        .attr = {
                .name =         "resource_path",
-               .mode =         S_IRUSR,
+               .mode =         S_IRUGO,
        },
        .show = ipr_show_resource_path
 };
 
+/**
+ * ipr_show_resource_type - Show the resource type for this device.
+ * @dev:       device struct
+ * @buf:       buffer
+ *
+ * Return value:
+ *     number of bytes printed to buffer
+ **/
+static ssize_t ipr_show_resource_type(struct device *dev, struct device_attribute *attr, char *buf)
+{
+       struct scsi_device *sdev = to_scsi_device(dev);
+       struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
+       struct ipr_resource_entry *res;
+       unsigned long lock_flags = 0;
+       ssize_t len = -ENXIO;
+
+       spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       res = (struct ipr_resource_entry *)sdev->hostdata;
+
+       if (res)
+               len = snprintf(buf, PAGE_SIZE, "%x\n", res->type);
+
+       spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
+       return len;
+}
+
+static struct device_attribute ipr_resource_type_attr = {
+       .attr = {
+               .name =         "resource_type",
+               .mode =         S_IRUGO,
+       },
+       .show = ipr_show_resource_type
+};
+
 static struct device_attribute *ipr_dev_attrs[] = {
        &ipr_adapter_handle_attr,
        &ipr_resource_path_attr,
+       &ipr_resource_type_attr,
        NULL,
 };
 
@@ -4352,8 +4419,6 @@ static int ipr_slave_configure(struct scsi_device *sdev)
                                             IPR_VSET_RW_TIMEOUT);
                        blk_queue_max_hw_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS);
                }
-               if (ipr_is_vset_device(res) || ipr_is_scsi_disk(res))
-                       sdev->allow_restart = 1;
                if (ipr_is_gata(res) && res->sata_port)
                        ap = res->sata_port->ap;
                spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
@@ -6770,7 +6835,8 @@ static int ipr_init_res_table(struct ipr_cmnd *ipr_cmd)
                        list_move_tail(&res->queue, &ioa_cfg->used_res_q);
                        ipr_init_res_entry(res, &cfgtew);
                        res->add_to_ml = 1;
-               }
+               } else if (res->sdev && (ipr_is_vset_device(res) || ipr_is_scsi_disk(res)))
+                       res->sdev->allow_restart = 1;
 
                if (found)
                        ipr_update_res_entry(res, &cfgtew);
@@ -7169,12 +7235,15 @@ static int ipr_reset_next_stage(struct ipr_cmnd *ipr_cmd)
                stage_time = ioa_cfg->transop_timeout;
                ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
        } else if (stage == IPR_IPL_INIT_STAGE_TRANSOP) {
-               ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
-               maskval = IPR_PCII_IPL_STAGE_CHANGE;
-               maskval = (maskval << 32) | IPR_PCII_IOA_TRANS_TO_OPER;
-               writeq(maskval, ioa_cfg->regs.set_interrupt_mask_reg);
-               int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
-               return IPR_RC_JOB_CONTINUE;
+               int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
+               if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) {
+                       ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
+                       maskval = IPR_PCII_IPL_STAGE_CHANGE;
+                       maskval = (maskval << 32) | IPR_PCII_IOA_TRANS_TO_OPER;
+                       writeq(maskval, ioa_cfg->regs.set_interrupt_mask_reg);
+                       int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
+                       return IPR_RC_JOB_CONTINUE;
+               }
        }
 
        ipr_cmd->timer.data = (unsigned long) ipr_cmd;
@@ -7208,6 +7277,12 @@ static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd)
        ipr_init_ioa_mem(ioa_cfg);
 
        ioa_cfg->allow_interrupts = 1;
+       if (ioa_cfg->sis64) {
+               /* Set the adapter to the correct endian mode. */
+               writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg);
+               int_reg = readl(ioa_cfg->regs.endian_swap_reg);
+       }
+
        int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
 
        if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) {
@@ -7365,6 +7440,7 @@ static void ipr_get_unit_check_buffer(struct ipr_ioa_cfg *ioa_cfg)
 static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
 {
        struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+       volatile u32 int_reg;
        int rc;
 
        ENTER;
@@ -7383,6 +7459,12 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
 
        ipr_fail_all_ops(ioa_cfg);
 
+       if (ioa_cfg->sis64) {
+               /* Set the adapter to the correct endian mode. */
+               writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg);
+               int_reg = readl(ioa_cfg->regs.endian_swap_reg);
+       }
+
        if (ioa_cfg->ioa_unit_checked) {
                ioa_cfg->ioa_unit_checked = 0;
                ipr_get_unit_check_buffer(ioa_cfg);
@@ -7438,20 +7520,25 @@ static int ipr_reset_bist_done(struct ipr_cmnd *ipr_cmd)
 static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd)
 {
        struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
-       int rc;
+       int rc = PCIBIOS_SUCCESSFUL;
 
        ENTER;
        pci_block_user_cfg_access(ioa_cfg->pdev);
-       rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START);
 
-       if (rc != PCIBIOS_SUCCESSFUL) {
-               pci_unblock_user_cfg_access(ipr_cmd->ioa_cfg->pdev);
-               ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR);
-               rc = IPR_RC_JOB_CONTINUE;
-       } else {
+       if (ioa_cfg->ipr_chip->bist_method == IPR_MMIO)
+               writel(IPR_UPROCI_SIS64_START_BIST,
+                      ioa_cfg->regs.set_uproc_interrupt_reg32);
+       else
+               rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START);
+
+       if (rc == PCIBIOS_SUCCESSFUL) {
                ipr_cmd->job_step = ipr_reset_bist_done;
                ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT);
                rc = IPR_RC_JOB_RETURN;
+       } else {
+               pci_unblock_user_cfg_access(ipr_cmd->ioa_cfg->pdev);
+               ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR);
+               rc = IPR_RC_JOB_CONTINUE;
        }
 
        LEAVE;
@@ -7547,7 +7634,7 @@ static int ipr_reset_wait_to_start_bist(struct ipr_cmnd *ipr_cmd)
 }
 
 /**
- * ipr_reset_alert_part2 - Alert the adapter of a pending reset
+ * ipr_reset_alert - Alert the adapter of a pending reset
  * @ipr_cmd:   ipr command struct
  *
  * Description: This function alerts the adapter that it will be reset.
@@ -8318,6 +8405,7 @@ static void __devinit ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg,
                t->init_feedback_reg = base + p->init_feedback_reg;
                t->dump_addr_reg = base + p->dump_addr_reg;
                t->dump_data_reg = base + p->dump_data_reg;
+               t->endian_swap_reg = base + p->endian_swap_reg;
        }
 }
 
@@ -8872,6 +8960,8 @@ static struct pci_device_id ipr_pci_table[] __devinitdata = {
              IPR_USE_LONG_TRANSOP_TIMEOUT },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
              PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B3, 0, 0, 0 },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57CC, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
              PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B7, 0, 0,
              IPR_USE_LONG_TRANSOP_TIMEOUT | IPR_USE_PCI_WARM_RESET },