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Diffstat (limited to 'drivers/scsi/ipr.c')
-rw-r--r--drivers/scsi/ipr.c148
1 files changed, 119 insertions, 29 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index f820cffb7f0..52568588039 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -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;
}
}
@@ -8873,6 +8961,8 @@ static struct pci_device_id ipr_pci_table[] __devinitdata = {
{ 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 },
{ PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-12 06:43:09 +0000