diff options
author | Jakub Kicinski <kuba@kernel.org> | 2023-03-10 09:18:59 +0300 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2023-03-10 09:22:11 +0300 |
commit | d0ddf5065ffef45f8fce4001abe0206081c7ff10 (patch) | |
tree | ea83817cbe9fc25261eae87b85afd9fe086f479e /drivers/watchdog/watchdog_dev.c | |
parent | db47fa2e4cbf180a39d8e6d6170962bd7d82e52d (diff) | |
parent | 44889ba56cbb3d51154660ccd15818bc77276696 (diff) | |
download | linux-d0ddf5065ffef45f8fce4001abe0206081c7ff10.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Documentation/bpf/bpf_devel_QA.rst
b7abcd9c656b ("bpf, doc: Link to submitting-patches.rst for general patch submission info")
d56b0c461d19 ("bpf, docs: Fix link to netdev-FAQ target")
https://lore.kernel.org/all/20230307095812.236eb1be@canb.auug.org.au/
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/watchdog/watchdog_dev.c')
-rw-r--r-- | drivers/watchdog/watchdog_dev.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c index 55574ed42504..0122e8796879 100644 --- a/drivers/watchdog/watchdog_dev.c +++ b/drivers/watchdog/watchdog_dev.c @@ -35,6 +35,7 @@ #include <linux/init.h> /* For __init/__exit/... */ #include <linux/hrtimer.h> /* For hrtimers */ #include <linux/kernel.h> /* For printk/panic/... */ +#include <linux/kstrtox.h> /* For kstrto* */ #include <linux/kthread.h> /* For kthread_work */ #include <linux/miscdevice.h> /* For handling misc devices */ #include <linux/module.h> /* For module stuff/... */ @@ -546,6 +547,24 @@ static ssize_t pretimeout_show(struct device *dev, } static DEVICE_ATTR_RO(pretimeout); +static ssize_t options_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct watchdog_device *wdd = dev_get_drvdata(dev); + + return sysfs_emit(buf, "0x%x\n", wdd->info->options); +} +static DEVICE_ATTR_RO(options); + +static ssize_t fw_version_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct watchdog_device *wdd = dev_get_drvdata(dev); + + return sysfs_emit(buf, "%d\n", wdd->info->firmware_version); +} +static DEVICE_ATTR_RO(fw_version); + static ssize_t identity_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -617,6 +636,8 @@ static umode_t wdt_is_visible(struct kobject *kobj, struct attribute *attr, } static struct attribute *wdt_attrs[] = { &dev_attr_state.attr, + &dev_attr_options.attr, + &dev_attr_fw_version.attr, &dev_attr_identity.attr, &dev_attr_timeout.attr, &dev_attr_min_timeout.attr, @@ -1061,8 +1082,8 @@ static int watchdog_cdev_register(struct watchdog_device *wdd) if (wdd->id == 0) { misc_deregister(&watchdog_miscdev); old_wd_data = NULL; - put_device(&wd_data->dev); } + put_device(&wd_data->dev); return err; } |