diff options
Diffstat (limited to 'drivers/platform/x86/hp-wmi.c')
| -rw-r--r-- | drivers/platform/x86/hp-wmi.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index a881b709af25..1762f335bac9 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -111,10 +111,10 @@ enum hp_wireless2_bits { HPWMI_POWER_SOFT = 0x02, HPWMI_POWER_BIOS = 0x04, HPWMI_POWER_HARD = 0x08, + HPWMI_POWER_FW_OR_HW = HPWMI_POWER_BIOS | HPWMI_POWER_HARD, }; -#define IS_HWBLOCKED(x) ((x & (HPWMI_POWER_BIOS | HPWMI_POWER_HARD)) \ - != (HPWMI_POWER_BIOS | HPWMI_POWER_HARD)) +#define IS_HWBLOCKED(x) ((x & HPWMI_POWER_FW_OR_HW) != HPWMI_POWER_FW_OR_HW) #define IS_SWBLOCKED(x) !(x & HPWMI_POWER_SOFT) struct bios_rfkill2_device_state { @@ -461,8 +461,14 @@ static ssize_t postcode_show(struct device *dev, struct device_attribute *attr, static ssize_t als_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - u32 tmp = simple_strtoul(buf, NULL, 10); - int ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, HPWMI_WRITE, &tmp, + u32 tmp; + int ret; + + ret = kstrtou32(buf, 10, &tmp); + if (ret) + return ret; + + ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, HPWMI_WRITE, &tmp, sizeof(tmp), sizeof(tmp)); if (ret) return ret < 0 ? ret : -EINVAL; @@ -473,22 +479,20 @@ static ssize_t als_store(struct device *dev, struct device_attribute *attr, static ssize_t postcode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - long unsigned int tmp2; + u32 tmp = 1; + bool clear; int ret; - u32 tmp; - ret = kstrtoul(buf, 10, &tmp2); - if (!ret && tmp2 != 1) - ret = -EINVAL; + ret = kstrtobool(buf, &clear); if (ret) - goto out; + return ret; + + if (clear == false) + return -EINVAL; /* Clear the POST error code. It is kept until until cleared. */ - tmp = (u32) tmp2; ret = hp_wmi_perform_query(HPWMI_POSTCODEERROR_QUERY, HPWMI_WRITE, &tmp, sizeof(tmp), sizeof(tmp)); - -out: if (ret) return ret < 0 ? ret : -EINVAL; |