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path: root/drivers/scsi/pm8001/pm8001_ctl.c
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Diffstat (limited to 'drivers/scsi/pm8001/pm8001_ctl.c')
-rw-r--r--drivers/scsi/pm8001/pm8001_ctl.c151
1 files changed, 133 insertions, 18 deletions
diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c
index 12035baf0997..0b8802beb7ce 100644
--- a/drivers/scsi/pm8001/pm8001_ctl.c
+++ b/drivers/scsi/pm8001/pm8001_ctl.c
@@ -41,6 +41,7 @@
#include <linux/slab.h>
#include "pm8001_sas.h"
#include "pm8001_ctl.h"
+#include "pm8001_chips.h"
/* scsi host attributes */
@@ -299,7 +300,7 @@ static DEVICE_ATTR(sas_spec_support, S_IRUGO,
pm8001_ctl_sas_spec_support_show, NULL);
/**
- * pm8001_ctl_sas_address_show - sas address
+ * pm8001_ctl_host_sas_address_show - sas address
* @cdev: pointer to embedded class device
* @attr: device attribute (unused)
* @buf: the buffer returned
@@ -369,24 +370,22 @@ static ssize_t pm8001_ctl_aap_log_show(struct device *cdev,
struct Scsi_Host *shost = class_to_shost(cdev);
struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ u8 *ptr = (u8 *)pm8001_ha->memoryMap.region[AAP1].virt_ptr;
int i;
-#define AAP1_MEMMAP(r, c) \
- (*(u32 *)((u8*)pm8001_ha->memoryMap.region[AAP1].virt_ptr + (r) * 32 \
- + (c)))
char *str = buf;
int max = 2;
for (i = 0; i < max; i++) {
str += sprintf(str, "0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x"
"0x%08x 0x%08x\n",
- AAP1_MEMMAP(i, 0),
- AAP1_MEMMAP(i, 4),
- AAP1_MEMMAP(i, 8),
- AAP1_MEMMAP(i, 12),
- AAP1_MEMMAP(i, 16),
- AAP1_MEMMAP(i, 20),
- AAP1_MEMMAP(i, 24),
- AAP1_MEMMAP(i, 28));
+ pm8001_ctl_aap1_memmap(ptr, i, 0),
+ pm8001_ctl_aap1_memmap(ptr, i, 4),
+ pm8001_ctl_aap1_memmap(ptr, i, 8),
+ pm8001_ctl_aap1_memmap(ptr, i, 12),
+ pm8001_ctl_aap1_memmap(ptr, i, 16),
+ pm8001_ctl_aap1_memmap(ptr, i, 20),
+ pm8001_ctl_aap1_memmap(ptr, i, 24),
+ pm8001_ctl_aap1_memmap(ptr, i, 28));
}
return str - buf;
@@ -518,7 +517,7 @@ static ssize_t event_log_size_show(struct device *cdev,
}
static DEVICE_ATTR_RO(event_log_size);
/**
- * pm8001_ctl_aap_log_show - IOP event log
+ * pm8001_ctl_iop_log_show - IOP event log
* @cdev: pointer to embedded class device
* @attr: device attribute (unused)
* @buf: the buffer returned
@@ -647,8 +646,7 @@ struct flash_command {
int code;
};
-static struct flash_command flash_command_table[] =
-{
+static const struct flash_command flash_command_table[] = {
{"set_nvmd", FLASH_CMD_SET_NVMD},
{"update", FLASH_CMD_UPDATE},
{"", FLASH_CMD_NONE} /* Last entry should be NULL. */
@@ -659,8 +657,7 @@ struct error_fw {
int err_code;
};
-static struct error_fw flash_error_table[] =
-{
+static const struct error_fw flash_error_table[] = {
{"Failed to open fw image file", FAIL_OPEN_BIOS_FILE},
{"image header mismatch", FLASH_UPDATE_HDR_ERR},
{"image offset mismatch", FLASH_UPDATE_OFFSET_ERR},
@@ -883,9 +880,122 @@ static ssize_t pm8001_show_update_fw(struct device *cdev,
flash_error_table[i].err_code,
flash_error_table[i].reason);
}
-
static DEVICE_ATTR(update_fw, S_IRUGO|S_IWUSR|S_IWGRP,
pm8001_show_update_fw, pm8001_store_update_fw);
+
+/**
+ * ctl_mpi_state_show - controller MPI state check
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+
+static const char *const mpiStateText[] = {
+ "MPI is not initialized",
+ "MPI is successfully initialized",
+ "MPI termination is in progress",
+ "MPI initialization failed with error in [31:16]"
+};
+
+static ssize_t ctl_mpi_state_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ unsigned int mpidw0;
+
+ mpidw0 = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 0);
+ return sysfs_emit(buf, "%s\n", mpiStateText[mpidw0 & 0x0003]);
+}
+static DEVICE_ATTR_RO(ctl_mpi_state);
+
+/**
+ * ctl_hmi_error_show - controller MPI initialization fails
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+
+static ssize_t ctl_hmi_error_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ unsigned int mpidw0;
+
+ mpidw0 = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 0);
+ return sysfs_emit(buf, "0x%08x\n", (mpidw0 >> 16));
+}
+static DEVICE_ATTR_RO(ctl_hmi_error);
+
+/**
+ * ctl_raae_count_show - controller raae count check
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+
+static ssize_t ctl_raae_count_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ unsigned int raaecnt;
+
+ raaecnt = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 12);
+ return sysfs_emit(buf, "0x%08x\n", raaecnt);
+}
+static DEVICE_ATTR_RO(ctl_raae_count);
+
+/**
+ * ctl_iop0_count_show - controller iop0 count check
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+
+static ssize_t ctl_iop0_count_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ unsigned int iop0cnt;
+
+ iop0cnt = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 16);
+ return sysfs_emit(buf, "0x%08x\n", iop0cnt);
+}
+static DEVICE_ATTR_RO(ctl_iop0_count);
+
+/**
+ * ctl_iop1_count_show - controller iop1 count check
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+
+static ssize_t ctl_iop1_count_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ unsigned int iop1cnt;
+
+ iop1cnt = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 20);
+ return sysfs_emit(buf, "0x%08x\n", iop1cnt);
+
+}
+static DEVICE_ATTR_RO(ctl_iop1_count);
+
struct device_attribute *pm8001_host_attrs[] = {
&dev_attr_interface_rev,
&dev_attr_controller_fatal_error,
@@ -909,6 +1019,11 @@ struct device_attribute *pm8001_host_attrs[] = {
&dev_attr_ob_log,
&dev_attr_ila_version,
&dev_attr_inc_fw_ver,
+ &dev_attr_ctl_mpi_state,
+ &dev_attr_ctl_hmi_error,
+ &dev_attr_ctl_raae_count,
+ &dev_attr_ctl_iop0_count,
+ &dev_attr_ctl_iop1_count,
NULL,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 09:36:37 +0000