Hi Len, Ping... I want you to merge the patch into your tree for linux-3.7. Thanks, Yasuaki Ishimatsu 2012/08/30 10:34, Yasuaki Ishimatsu wrote: > Hi Len, > > Three weeks passed after I post the patch. > All comments have already been applied to it. And I think there is no > comments about it. So I want you to merge it into your tree. > > Thanks, > Yasuaki Ishimatsu > > 2012/08/07 9:36, Yasuaki Ishimatsu wrote: >> Even if a device has _SUN method, there is no way to know the slot unique-ID. >> Thus the patch creates "sun" file in sysfs so that we can recognize it. >> >> Reviewed-by: Toshi Kani <toshi.kani@xxxxxx> >> Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx> >> >> --- >> drivers/acpi/scan.c | 24 ++++++++++++++++++++++++ >> include/acpi/acpi_bus.h | 1 + >> 2 files changed, 25 insertions(+) >> >> Index: linux-3.5/include/acpi/acpi_bus.h >> =================================================================== >> --- linux-3.5.orig/include/acpi/acpi_bus.h 2012-07-30 10:06:49.722171575 +0900 >> +++ linux-3.5/include/acpi/acpi_bus.h 2012-08-07 08:57:45.678204360 +0900 >> @@ -209,6 +209,7 @@ struct acpi_device_pnp { >> struct list_head ids; /* _HID and _CIDs */ >> acpi_device_name device_name; /* Driver-determined */ >> acpi_device_class device_class; /* " */ >> + unsigned long sun; /* _SUN */ >> }; >> >> #define acpi_device_bid(d) ((d)->pnp.bus_id) >> Index: linux-3.5/drivers/acpi/scan.c >> =================================================================== >> --- linux-3.5.orig/drivers/acpi/scan.c 2012-07-30 10:06:49.713171688 +0900 >> +++ linux-3.5/drivers/acpi/scan.c 2012-08-07 09:01:38.196203659 +0900 >> @@ -192,10 +192,20 @@ end: >> } >> static DEVICE_ATTR(path, 0444, acpi_device_path_show, NULL); >> >> +static ssize_t >> +acpi_device_sun_show(struct device *dev, struct device_attribute *attr, >> + char *buf) { >> + struct acpi_device *acpi_dev = to_acpi_device(dev); >> + >> + return sprintf(buf, "%lu\n", acpi_dev->pnp.sun); >> +} >> +static DEVICE_ATTR(sun, 0444, acpi_device_sun_show, NULL); >> + >> static int acpi_device_setup_files(struct acpi_device *dev) >> { >> acpi_status status; >> acpi_handle temp; >> + unsigned long long sun; >> int result = 0; >> >> /* >> @@ -217,6 +227,16 @@ static int acpi_device_setup_files(struc >> goto end; >> } >> >> + status = acpi_evaluate_integer(dev->handle, "_SUN", NULL, &sun); >> + if (ACPI_SUCCESS(status)) { >> + dev->pnp.sun = (unsigned long)sun; >> + result = device_create_file(&dev->dev, &dev_attr_sun); >> + if (result) >> + goto end; >> + } else { >> + dev->pnp.sun = (unsigned long)-1; >> + } >> + >> /* >> * If device has _EJ0, 'eject' file is created that is used to trigger >> * hot-removal function from userland. >> @@ -241,6 +261,10 @@ static void acpi_device_remove_files(str >> if (ACPI_SUCCESS(status)) >> device_remove_file(&dev->dev, &dev_attr_eject); >> >> + status = acpi_get_handle(dev->handle, "_SUN", &temp); >> + if (ACPI_SUCCESS(status)) >> + device_remove_file(&dev->dev, &dev_attr_sun); >> + >> device_remove_file(&dev->dev, &dev_attr_modalias); >> device_remove_file(&dev->dev, &dev_attr_hid); >> if (dev->handle) >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-acpi" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html