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From: Viswas G <Viswas.G@microsemi.com>
To: linux-scsi@vger.kernel.org
Cc: xjtuwjp@gmail.com, Vasanthalakshmi.Tharmarajan@microsemi.com,
	Viswas.G@microsemi.com
Subject: [PATCH 2/6] pm80xx: ILA and inactive firmware version through sysfs
Date: Fri, 30 Jan 2015 11:36:41 +0530	[thread overview]
Message-ID: <20150130060645.23653-3-Viswas.G@microsemi.com> (raw)
In-Reply-To: <20150130060645.23653-1-Viswas.G@microsemi.com>

Added support to read ILA version and inactive firmware version
from MPI configuration table and export through sysfs.

Signed-off-by: Deepak Ukey <deepak.ukey@microsemi.com>
Signed-off-by: Viswas G <Viswas.G@microsemi.com>
---
 drivers/scsi/pm8001/pm8001_ctl.c | 55 ++++++++++++++++++++++++++++++++++++++++
 drivers/scsi/pm8001/pm8001_sas.h |  2 ++
 drivers/scsi/pm8001/pm80xx_hwi.c |  5 ++++
 drivers/scsi/pm8001/pm80xx_hwi.h |  2 ++
 4 files changed, 64 insertions(+)

diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c
index be8269c8d127..d278c807112f 100644
--- a/drivers/scsi/pm8001/pm8001_ctl.c
+++ b/drivers/scsi/pm8001/pm8001_ctl.c
@@ -98,6 +98,59 @@ static ssize_t pm8001_ctl_fw_version_show(struct device *cdev,
 	}
 }
 static DEVICE_ATTR(fw_version, S_IRUGO, pm8001_ctl_fw_version_show, NULL);
+
+/**
+ * pm8001_ctl_ila_version_show - ila version
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_ila_version_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;
+
+	if (pm8001_ha->chip_id != chip_8001) {
+		return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n",
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 24),
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 16),
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 8),
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version));
+	}
+	return 0;
+}
+static DEVICE_ATTR(ila_version, 0444, pm8001_ctl_ila_version_show, NULL);
+
+/**
+ * pm8001_ctl_inactive_fw_version_show - Inacative firmware version number
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_inactive_fw_version_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;
+
+	if (pm8001_ha->chip_id != chip_8001) {
+		return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n",
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 24),
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 16),
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 8),
+		(u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version));
+	}
+	return 0;
+}
+static
+DEVICE_ATTR(inc_fw_ver, 0444, pm8001_ctl_inactive_fw_version_show, NULL);
+
+
 /**
  * pm8001_ctl_max_out_io_show - max outstanding io supported
  * @cdev: pointer to embedded class device
@@ -748,6 +801,8 @@ struct device_attribute *pm8001_host_attrs[] = {
 	&dev_attr_bios_version,
 	&dev_attr_ib_log,
 	&dev_attr_ob_log,
+	&dev_attr_ila_version,
+	&dev_attr_inc_fw_ver,
 	NULL,
 };
 
diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h
index 2e17505ed5b8..2eb3b670bf45 100644
--- a/drivers/scsi/pm8001/pm8001_sas.h
+++ b/drivers/scsi/pm8001/pm8001_sas.h
@@ -499,6 +499,8 @@ union main_cfg_table {
 	u32			port_recovery_timer;
 	u32			interrupt_reassertion_delay;
 	u32			fatal_n_non_fatal_dump;	        /* 0x28 */
+	u32			ila_version;
+	u32			inc_fw_version;
 	} pm80xx_tbl;
 };
 
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index eb4fee61df72..8fb5ddf08cc4 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -312,6 +312,11 @@ static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
 	/* read port recover and reset timeout */
 	pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer =
 		pm8001_mr32(address, MAIN_PORT_RECOVERY_TIMER);
+	/* read ILA and inactive firmware version */
+	pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version =
+		pm8001_mr32(address, MAIN_MPI_ILA_RELEASE_TYPE);
+	pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version =
+		pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION);
 }
 
 /**
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.h b/drivers/scsi/pm8001/pm80xx_hwi.h
index 1ee2ec210065..d8e5d81e83f1 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.h
+++ b/drivers/scsi/pm8001/pm80xx_hwi.h
@@ -1349,6 +1349,8 @@ typedef struct SASProtocolTimerConfig SASProtocolTimerConfig_t;
 #define MAIN_SAS_PHY_ATTR_TABLE_OFFSET	0x90 /* DWORD 0x24 */
 #define MAIN_PORT_RECOVERY_TIMER	0x94 /* DWORD 0x25 */
 #define MAIN_INT_REASSERTION_DELAY	0x98 /* DWORD 0x26 */
+#define MAIN_MPI_ILA_RELEASE_TYPE	0xA4 /* DWORD 0x29 */
+#define MAIN_MPI_INACTIVE_FW_VERSION	0XB0 /* DWORD 0x2C */
 
 /* Gereral Status Table offset - byte offset */
 #define GST_GSTLEN_MPIS_OFFSET		0x00
-- 
2.12.3

  parent reply	other threads:[~2017-08-25 17:12 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-30  6:06 [PATCH 0/6] pm80xx updates Viswas G
2015-01-30  6:06 ` [PATCH 1/6] pm80xx : redefine sas_identify_frame structure Viswas G
2017-08-29 11:19   ` Jack Wang
2017-08-30 15:41     ` Viswas G
2017-08-30 16:03       ` Jack Wang
2017-08-30 16:28         ` Viswas G
2015-01-30  6:06 ` Viswas G [this message]
2017-08-29 11:26   ` [PATCH 2/6] pm80xx: ILA and inactive firmware version through sysfs Jack Wang
2015-01-30  6:06 ` [PATCH 3/6] pm80xx : Different SAS addresses for phys Viswas G
2017-08-29 11:25   ` Jack Wang
2017-08-30 16:55     ` Viswas G
2017-09-01  8:52       ` Jack Wang
2015-01-30  6:06 ` [PATCH 4/6] pm80xx : Corrected SATA abort handling Viswas G
2017-08-29 11:46   ` Jack Wang
2017-08-30 15:48     ` Viswas G
2015-01-30  6:06 ` [PATCH 5/6] pm80xx : panic on ncq error cleaning up the read log Viswas G
2017-08-29 11:49   ` Jack Wang
2015-01-30  6:06 ` [PATCH 6/6] pm80xx : corrected linkrate value Viswas G
2017-08-29 11:08   ` Jack Wang
2017-08-30  1:32     ` Martin K. Petersen
2017-08-25 21:47 ` [PATCH 0/6] pm80xx updates Martin K. Petersen
2017-08-26  5:27   ` Viswas G

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