Show HRWS in /sys/platform/devices/asus-laptop/infos.
HRWS is a bitfield used to get information about Hardware
available in the laptop.
Also change sprintf format from 0x%04x to %#x.
Signed-off-by: Corentin Chary <corentincj@xxxxxxxxxx>
---
drivers/platform/x86/asus-laptop.c | 14 ++++++++++++--
1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index db657bb..2344950 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -516,7 +516,17 @@ static ssize_t show_infos(struct device *dev,
*/
rv = acpi_evaluate_integer(hotk->handle, "SFUN", NULL, &temp);
if (!ACPI_FAILURE(rv))
- len += sprintf(page + len, "SFUN value : 0x%04x\n",
+ len += sprintf(page + len, "SFUN value : %#x\n",
+ (uint) temp);
+ /*
+ * The HWRS method return informations about the hardware.
+ * 0x80 bit is for WLAN, 0x100 for Bluetooth.
+ * The significance of others is yet to be found.
+ * If we don't find the method, we assume the device are present.
+ */
+ rv = acpi_evaluate_integer(hotk->handle, "HRWS", NULL, &temp);
+ if (!ACPI_FAILURE(rv))
+ len += sprintf(page + len, "HRWS value : %#x\n",
(uint) temp);
/*
* Another value for userspace: the ASYM method returns 0x02 for
@@ -527,7 +537,7 @@ static ssize_t show_infos(struct device *dev,
*/
rv = acpi_evaluate_integer(hotk->handle, "ASYM", NULL, &temp);
if (!ACPI_FAILURE(rv))
- len += sprintf(page + len, "ASYM value : 0x%04x\n",
+ len += sprintf(page + len, "ASYM value : %#x\n",
(uint) temp);
if (asus_info) {
snprintf(buf, 16, "%d", asus_info->length);
--
1.6.4
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