From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/scsi/pm8001/pm8001_ctl.c | 159 ++++++++++++++++++++++++++++++++++++++++++++--------
1 files changed, 133 insertions(+), 26 deletions(-)
diff --git a/kernel/drivers/scsi/pm8001/pm8001_ctl.c b/kernel/drivers/scsi/pm8001/pm8001_ctl.c
index d193961..12035ba 100644
--- a/kernel/drivers/scsi/pm8001/pm8001_ctl.c
+++ b/kernel/drivers/scsi/pm8001/pm8001_ctl.c
@@ -47,6 +47,7 @@
/**
* pm8001_ctl_mpi_interface_rev_show - MPI interface revision number
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -70,8 +71,29 @@
DEVICE_ATTR(interface_rev, S_IRUGO, pm8001_ctl_mpi_interface_rev_show, NULL);
/**
+ * controller_fatal_error_show - check controller is under fatal err
+ * @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read only' shost attribute.
+ */
+static ssize_t controller_fatal_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;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ pm8001_ha->controller_fatal_error);
+}
+static DEVICE_ATTR_RO(controller_fatal_error);
+
+/**
* pm8001_ctl_fw_version_show - firmware version
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -102,6 +124,7 @@
/**
* pm8001_ctl_ila_version_show - ila version
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -127,6 +150,7 @@
/**
* pm8001_ctl_inactive_fw_version_show - Inacative firmware version number
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -153,6 +177,7 @@
/**
* pm8001_ctl_max_out_io_show - max outstanding io supported
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -176,6 +201,7 @@
/**
* pm8001_ctl_max_devices_show - max devices support
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -202,6 +228,7 @@
* pm8001_ctl_max_sg_list_show - max sg list supported iff not 0.0 for no
* hardware limitation
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -246,6 +273,7 @@
/**
* pm8001_ctl_sas_spec_support_show - sas spec supported
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -273,6 +301,7 @@
/**
* pm8001_ctl_sas_address_show - sas address
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* This is the controller sas address
@@ -294,6 +323,7 @@
/**
* pm8001_ctl_logging_level_show - logging level
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read/write' shost attribute.
@@ -307,6 +337,7 @@
return snprintf(buf, PAGE_SIZE, "%08xh\n", pm8001_ha->logging_level);
}
+
static ssize_t pm8001_ctl_logging_level_store(struct device *cdev,
struct device_attribute *attr, const char *buf, size_t count)
{
@@ -327,6 +358,7 @@
/**
* pm8001_ctl_aap_log_show - aap1 event log
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -363,6 +395,7 @@
/**
* pm8001_ctl_ib_queue_log_show - Out bound Queue log
* @cdev:pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
* A sysfs 'read-only' shost attribute.
*/
@@ -375,9 +408,10 @@
int offset;
char *str = buf;
int start = 0;
+ u32 ib_offset = pm8001_ha->ib_offset;
#define IB_MEMMAP(c) \
(*(u32 *)((u8 *)pm8001_ha-> \
- memoryMap.region[IB].virt_ptr + \
+ memoryMap.region[ib_offset].virt_ptr + \
pm8001_ha->evtlog_ib_offset + (c)))
for (offset = 0; offset < IB_OB_READ_TIMES; offset++) {
@@ -395,6 +429,7 @@
/**
* pm8001_ctl_ob_queue_log_show - Out bound Queue log
* @cdev:pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
* A sysfs 'read-only' shost attribute.
*/
@@ -408,9 +443,10 @@
int offset;
char *str = buf;
int start = 0;
+ u32 ob_offset = pm8001_ha->ob_offset;
#define OB_MEMMAP(c) \
(*(u32 *)((u8 *)pm8001_ha-> \
- memoryMap.region[OB].virt_ptr + \
+ memoryMap.region[ob_offset].virt_ptr + \
pm8001_ha->evtlog_ob_offset + (c)))
for (offset = 0; offset < IB_OB_READ_TIMES; offset++) {
@@ -427,6 +463,7 @@
/**
* pm8001_ctl_bios_version_show - Bios version Display
* @cdev:pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf:the buffer returned
* A sysfs 'read-only' shost attribute.
*/
@@ -444,7 +481,7 @@
pm8001_ha->nvmd_completion = &completion;
payload.minor_function = 7;
payload.offset = 0;
- payload.length = 4096;
+ payload.rd_length = 4096;
payload.func_specific = kzalloc(4096, GFP_KERNEL);
if (!payload.func_specific)
return -ENOMEM;
@@ -462,8 +499,28 @@
}
static DEVICE_ATTR(bios_version, S_IRUGO, pm8001_ctl_bios_version_show, NULL);
/**
+ * event_log_size_show - event log size
+ * @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
+ * @buf: the buffer returned
+ *
+ * A sysfs read shost attribute.
+ */
+static ssize_t event_log_size_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;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
+}
+static DEVICE_ATTR_RO(event_log_size);
+/**
* pm8001_ctl_aap_log_show - IOP event log
* @cdev: pointer to embedded class device
+ * @attr: device attribute (unused)
* @buf: the buffer returned
*
* A sysfs 'read-only' shost attribute.
@@ -474,25 +531,26 @@
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;
-#define IOP_MEMMAP(r, c) \
- (*(u32 *)((u8*)pm8001_ha->memoryMap.region[IOP].virt_ptr + (r) * 32 \
- + (c)))
- int i;
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",
- IOP_MEMMAP(i, 0),
- IOP_MEMMAP(i, 4),
- IOP_MEMMAP(i, 8),
- IOP_MEMMAP(i, 12),
- IOP_MEMMAP(i, 16),
- IOP_MEMMAP(i, 20),
- IOP_MEMMAP(i, 24),
- IOP_MEMMAP(i, 28));
+ u32 read_size =
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size / 1024;
+ static u32 start, end, count;
+ u32 max_read_times = 32;
+ u32 max_count = (read_size * 1024) / (max_read_times * 4);
+ u32 *temp = (u32 *)pm8001_ha->memoryMap.region[IOP].virt_ptr;
+
+ if ((count % max_count) == 0) {
+ start = 0;
+ end = max_read_times;
+ count = 0;
+ } else {
+ start = end;
+ end = end + max_read_times;
}
+ for (; start < end; start++)
+ str += sprintf(str, "%08x ", *(temp+start));
+ count++;
return str - buf;
}
static DEVICE_ATTR(iop_log, S_IRUGO, pm8001_ctl_iop_log_show, NULL);
@@ -500,6 +558,7 @@
/**
** pm8001_ctl_fatal_log_show - fatal error logging
** @cdev:pointer to embedded class device
+ ** @attr: device attribute
** @buf: the buffer returned
**
** A sysfs 'read-only' shost attribute.
@@ -516,12 +575,57 @@
static DEVICE_ATTR(fatal_log, S_IRUGO, pm8001_ctl_fatal_log_show, NULL);
+/**
+ ** non_fatal_log_show - non fatal error logging
+ ** @cdev:pointer to embedded class device
+ ** @attr: device attribute
+ ** @buf: the buffer returned
+ **
+ ** A sysfs 'read-only' shost attribute.
+ **/
+static ssize_t non_fatal_log_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ u32 count;
+
+ count = pm80xx_get_non_fatal_dump(cdev, attr, buf);
+ return count;
+}
+static DEVICE_ATTR_RO(non_fatal_log);
+
+static ssize_t non_fatal_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;
+
+ return snprintf(buf, PAGE_SIZE, "%08x",
+ pm8001_ha->non_fatal_count);
+}
+
+static ssize_t non_fatal_count_store(struct device *cdev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ 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;
+ int val = 0;
+
+ if (kstrtoint(buf, 16, &val) != 0)
+ return -EINVAL;
+
+ pm8001_ha->non_fatal_count = val;
+ return strlen(buf);
+}
+static DEVICE_ATTR_RW(non_fatal_count);
/**
** pm8001_ctl_gsm_log_show - gsm dump collection
** @cdev:pointer to embedded class device
+ ** @attr: device attribute (unused)
** @buf: the buffer returned
- **A sysfs 'read-only' shost attribute.
+ ** A sysfs 'read-only' shost attribute.
**/
static ssize_t pm8001_ctl_gsm_log_show(struct device *cdev,
struct device_attribute *attr, char *buf)
@@ -593,7 +697,7 @@
payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
memcpy((u8 *)&payload->func_specific, (u8 *)pm8001_ha->fw_image->data,
pm8001_ha->fw_image->size);
- payload->length = pm8001_ha->fw_image->size;
+ payload->wr_length = pm8001_ha->fw_image->size;
payload->id = 0;
payload->minor_function = 0x1;
pm8001_ha->nvmd_completion = &completion;
@@ -639,7 +743,7 @@
IOCTL_BUF_SIZE);
for (loopNumber = 0; loopNumber < loopcount; loopNumber++) {
payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
- payload->length = 1024*16;
+ payload->wr_length = 1024*16;
payload->id = 0;
fwControl =
(struct fw_control_info *)&payload->func_specific;
@@ -737,10 +841,9 @@
pm8001_ha->dev);
if (ret) {
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk(
- "Failed to load firmware image file %s, error %d\n",
- filename_ptr, ret));
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Failed to load firmware image file %s, error %d\n",
+ filename_ptr, ret);
pm8001_ha->fw_status = FAIL_OPEN_BIOS_FILE;
goto out;
}
@@ -785,17 +888,21 @@
pm8001_show_update_fw, pm8001_store_update_fw);
struct device_attribute *pm8001_host_attrs[] = {
&dev_attr_interface_rev,
+ &dev_attr_controller_fatal_error,
&dev_attr_fw_version,
&dev_attr_update_fw,
&dev_attr_aap_log,
&dev_attr_iop_log,
&dev_attr_fatal_log,
+ &dev_attr_non_fatal_log,
+ &dev_attr_non_fatal_count,
&dev_attr_gsm_log,
&dev_attr_max_out_io,
&dev_attr_max_devices,
&dev_attr_max_sg_list,
&dev_attr_sas_spec_support,
&dev_attr_logging_level,
+ &dev_attr_event_log_size,
&dev_attr_host_sas_address,
&dev_attr_bios_version,
&dev_attr_ib_log,
--
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