diff options
| author |   Corentin Chary <corentincj@iksaif.net> | 2009-08-28 12:56:46 +0000 |
|---|---|---|
| committer |   Len Brown <len.brown@intel.com> | 2009-08-28 15:21:12 -0400 |
| commit | 1d4a3800c764d111d67462a14589ed1611b2f55e (patch) | |
| tree | 5b9bf7a341d4498fa976e175367a88a124c15bea /drivers/platform/x86/asus-laptop.c | |
| parent | led: document sysfs interface (diff) | |
| download | linux-dev-1d4a3800c764d111d67462a14589ed1611b2f55e.tar.xz linux-dev-1d4a3800c764d111d67462a14589ed1611b2f55e.zip | |
asus-laptop: Show HRWS in infos and fix output format
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@iksaif.net>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/platform/x86/asus-laptop.c')
| -rw-r--r-- | 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 db657bbeec90..23449508d86b 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); |