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From: Viswas G <Viswas.G@microsemi.com>
To: linux-scsi@vger.kernel.org
Cc: Vasanthalakshmi.Tharmarajan@microsemi.com,
	Viswas.G@microsemi.com, deepak.ukey@microsemi.com,
	Raj.Dinesh@microsemi.com, jinpu.wang@profitbricks.com,
	martin.petersen@oracle.com
Subject: [PATCH V4 2/9] pm80xx : ILA and inactive firmware version through sysfs
Date: Wed, 18 Oct 2017 11:39:08 +0530	[thread overview]
Message-ID: <20171018060915.8549-3-Viswas.G@microsemi.com> (raw)
In-Reply-To: <20171018060915.8549-1-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>

Acked-by: Jack Wang <jinpu.wang@profitbricks.com>
---
 drivers/scsi/pm8001/pm8001_ctl.c | 54 ++++++++++++++++++++++++++++++++++++++++
 drivers/scsi/pm8001/pm8001_sas.h |  2 ++
 drivers/scsi/pm8001/pm80xx_hwi.c |  5 ++++
 drivers/scsi/pm8001/pm80xx_hwi.h |  2 ++
 4 files changed, 63 insertions(+)

diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c
index be8269c8d127..596f3ff965f5 100644
--- a/drivers/scsi/pm8001/pm8001_ctl.c
+++ b/drivers/scsi/pm8001/pm8001_ctl.c
@@ -98,6 +98,58 @@ 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 +800,8 @@ 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 e81a8fa7ef1a..c75de413e062 100644
--- a/drivers/scsi/pm8001/pm8001_sas.h
+++ b/drivers/scsi/pm8001/pm8001_sas.h
@@ -404,6 +404,8 @@ 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 82b8cf581da9..e36c5176f9a9 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.h
+++ b/drivers/scsi/pm8001/pm80xx_hwi.h
@@ -1445,6 +1445,8 @@ 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:[~2017-10-18  6:09 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-18  6:09 [PATCH V4 0/9] pm80xx updates Viswas G
2017-10-18  6:09 ` [PATCH V4 1/9] pm80xx : redefine sas_identify_frame structure Viswas G
2017-10-18  6:09 ` Viswas G [this message]
2017-10-18  6:09 ` [PATCH V4 3/9] pm80xx : Different SAS addresses for phys Viswas G
2017-10-18  6:09 ` [PATCH V4 4/9] pm80xx : tag allocation for phy control request Viswas G
2017-10-18  6:09 ` [PATCH V4 5/9] pm80xx : cleanup in pm8001_abort_task function Viswas G
2017-10-18  6:09 ` [PATCH V4 6/9] pm80xx : modified port reset timer value for PM8006 card Viswas G
2017-10-18  6:09 ` [PATCH V4 7/9] pm80xx : corrected SATA abort handling sequence Viswas G
2017-10-18  6:09 ` [PATCH V4 8/9] pm80xx : panic on ncq error cleaning up the read log Viswas G
2017-10-18  6:09 ` [PATCH V4 9/9] pm80xx : corrected linkrate value Viswas G
2017-10-18  8:10 ` [PATCH V4 0/9] pm80xx updates Jinpu Wang
2017-10-19  2:12 ` Martin K. Petersen

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