scsi: pm80xx: Controller fatal error through sysfs (e2773c67) · Commits · 戴 / test

drivers/scsi/pm8001/pm8001_ctl.c

+20 −0

Original line number	Diff line number	Diff line
		@@ -69,6 +69,25 @@ static ssize_t pm8001_ctl_mpi_interface_rev_show(struct device *cdev,
		static
		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
		* @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
		@@ -804,6 +823,7 @@ static DEVICE_ATTR(update_fw, S_IRUGO\|S_IWUSR\|S_IWGRP,
		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,