From: Deepak Ukey <deepak.ukey@microchip.com>
To: <linux-scsi@vger.kernel.org>
Cc: <Vasanthalakshmi.Tharmarajan@microchip.com>,
<Viswas.G@microchip.com>, <deepak.ukey@microchip.com>,
<jinpu.wang@profitbricks.com>, <martin.petersen@oracle.com>,
<yuuzheng@google.com>, <auradkar@google.com>,
<vishakhavc@google.com>, <bjashnani@google.com>,
<radha@google.com>, <akshatzen@google.com>
Subject: [PATCH V2 06/13] pm80xx : sysfs attribute for number of phys.
Date: Fri, 17 Jan 2020 12:49:16 +0530 [thread overview]
Message-ID: <20200117071923.7445-7-deepak.ukey@microchip.com> (raw)
In-Reply-To: <20200117071923.7445-1-deepak.ukey@microchip.com>
From: Viswas G <Viswas.G@microchip.com>
Added sysfs attribute to show number of phys.
Signed-off-by: Deepak Ukey <deepak.ukey@microchip.com>
Signed-off-by: Viswas G <Viswas.G@microchip.com>
Signed-off-by: Radha Ramachandran <radha@google.com>
---
drivers/scsi/pm8001/pm8001_ctl.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c
index 69458b318a20..8091e78a04b0 100644
--- a/drivers/scsi/pm8001/pm8001_ctl.c
+++ b/drivers/scsi/pm8001/pm8001_ctl.c
@@ -89,6 +89,25 @@ static ssize_t controller_fatal_error_show(struct device *cdev,
}
static DEVICE_ATTR_RO(controller_fatal_error);
+/**
+ * num_phys_show - Number of phys
+ * @cdev:pointer to embedded class device
+ * @buf:the buffer returned
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t num_phys_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ int ret;
+ 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;
+
+ ret = sprintf(buf, "%d", pm8001_ha->chip->n_phy);
+ return ret;
+}
+static DEVICE_ATTR_RO(num_phys);
+
/**
* pm8001_ctl_fw_version_show - firmware version
* @cdev: pointer to embedded class device
@@ -825,6 +844,7 @@ static DEVICE_ATTR(update_fw, S_IRUGO|S_IWUSR|S_IWGRP,
struct device_attribute *pm8001_host_attrs[] = {
&dev_attr_interface_rev,
&dev_attr_controller_fatal_error,
+ &dev_attr_num_phys,
&dev_attr_fw_version,
&dev_attr_update_fw,
&dev_attr_aap_log,
--
2.16.3
next prev parent reply other threads:[~2020-01-17 7:10 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-17 7:19 [PATCH V2 00/13] pm80xx : Updates for the driver version 0.1.39 Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 01/13] pm80xx : Increase request sg length Deepak Ukey
2020-01-17 14:08 ` Jinpu Wang
2020-01-17 15:50 ` Deepak.Ukey
2020-01-17 15:53 ` Jinpu Wang
2020-01-20 4:20 ` Deepak.Ukey
2020-01-20 8:47 ` Jinpu Wang
2020-01-29 9:02 ` Deepak.Ukey
2020-01-17 7:19 ` [PATCH V2 02/13] pm80xx : Deal with kexec reboots Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 03/13] pm80xx : Free the tag when mpi_set_phy_profile_resp is received Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 04/13] pm80xx : Cleanup initialization loading fail path Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 05/13] pm80xx : Support for char device Deepak Ukey
2020-01-17 14:15 ` Jinpu Wang
2020-01-21 0:24 ` Martin K. Petersen
2020-01-21 5:33 ` Deepak.Ukey
2020-01-21 12:39 ` John Garry
2020-01-22 8:50 ` Deepak.Ukey
2020-01-22 12:38 ` John Garry
2020-01-28 9:43 ` Deepak.Ukey
2020-03-11 17:08 ` Jinpu Wang
2020-03-11 22:13 ` Douglas Gilbert
2020-03-12 8:49 ` Jinpu Wang
2020-03-12 10:58 ` John Garry
2020-03-16 6:22 ` Deepak.Ukey
2020-01-17 7:19 ` Deepak Ukey [this message]
2020-01-17 14:21 ` [PATCH V2 06/13] pm80xx : sysfs attribute for number of phys Jinpu Wang
2020-01-20 4:50 ` Deepak.Ukey
2020-01-21 7:55 ` Jinpu Wang
2020-01-17 7:19 ` [PATCH V2 07/13] pm80xx : IOCTL functionality to get phy status Deepak Ukey
2020-01-17 14:35 ` Jinpu Wang
2020-01-17 7:19 ` [PATCH V2 08/13] pm80xx : IOCTL functionality to get phy error Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 09/13] pm80xx : IOCTL functionality for GPIO Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 10/13] pm80xx : IOCTL functionality for SGPIO Deepak Ukey
2020-01-22 8:59 ` Jinpu Wang
2020-01-17 7:19 ` [PATCH V2 11/13] pm80xx : sysfs attribute for non fatal dump Deepak Ukey
2020-01-17 14:26 ` Jinpu Wang
2020-01-17 7:19 ` [PATCH V2 12/13] pm80xx : Introduce read and write length for IOCTL payload structure Deepak Ukey
2020-01-17 7:19 ` [PATCH V2 13/13] pm80xx : IOCTL functionality for TWI device Deepak Ukey
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