On Fri, May 06, 2022 at 02:57:18PM +0500, Muhammad Usama Anjum wrote: > From: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx> > > The x86 Chromebooks have the ChromeOS ACPI device. This driver attaches > to the ChromeOS ACPI device and exports the values reported by ACPI in a > sysfs directory. This data isn't present in ACPI tables when read > through ACPI tools, hence a driver is needed to do it. The driver gets > data from firmware using the ACPI component of the kernel. The ACPI values > are presented in string form (numbers as decimal values) or binary > blobs, and can be accessed as the contents of the appropriate read only > files in the standard ACPI device's sysfs directory tree. This data is > consumed by the ChromeOS user space. > > Cc: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> > Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> > Cc: Hans de Goede <hdegoede@xxxxxxxxxx> > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx> > Co-developed-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx> > Signed-off-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx> > --- > The driver's implementation has been changed completely after Greg's > comment. I've updated the authorship of the module to myself. Enric, > Please let me know if yuo are comfortable with this. > > Changes in v9: > - Changed the implementation completely > - Move the driver to drivers/platform/chrome > - Remove Acked-by Rafael as driver has changed > - Corrected some typos > - Changed the author of the module Looks like you need a v10 :(
