From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Tissoires Subject: Re: [PATCH v2] ACPI: surface3_power: MSHW0011 rev-eng implementation Date: Fri, 30 Jun 2017 17:24:06 +0200 Message-ID: <20170630152406.GJ26073@mail.corp.redhat.com> References: <20170629121009.30234-1-benjamin.tissoires@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org To: "Rafael J. Wysocki" Cc: Andy Shevchenko , Hans de Goede , Bastien Nocera , Stephen Just , Sebastian Reichel , "Rafael J . Wysocki" , Len Brown , Robert Moore , Lv Zheng , Mika Westerberg , "linux-acpi@vger.kernel.org" , "devel@acpica.org" , "linux-pm@vger.kernel.org" , "linux-kernel@vger.kernel.org" List-Id: linux-pm@vger.kernel.org On Jun 29 2017 or thereabouts, Rafael J. Wysocki wrote: > On Thu, Jun 29, 2017 at 4:22 PM, Andy Shevchenko > wrote: > > +Cc: Hans (he might give some advice regarding to the below) > > > > On Thu, Jun 29, 2017 at 3:10 PM, Benjamin Tissoires > > wrote: > >> MSHW0011 replaces the battery firmware by using ACPI operation regions. > >> The values have been obtained by reverse engineering, and are subject to > >> errors. Looks like it works on overall pretty well. > > > > What devices (laptops, tablets) have it? > > Surface 3. What else? > > > >> I couldn't manage to get the IRQ correctly triggered, so I am using a > >> good old polling thread to check for changes. > > > > It might be > > > >> > >> Link: https://bugzilla.kernel.org/show_bug.cgi?id=106231 > > > >> +config ACPI_SURFACE3_POWER_OPREGION > >> + tristate "Surface 3 battery platform operation region support" > > > > depends on ACPI ? > > > >> + help > >> + Select this option to enable support for ACPI operation > >> + region of the Surface 3 battery platform driver. > > > >> +/* > >> + * Supports for the power IC on the Surface 3 tablet. > > > > Shouldn't it go to drivers/acpi/pmic folder ? > > Surely not directly into drivers/acpi/ in any case. > Yep, drivers/acpi/pmic seems like a good candidate. I will do that in v3. Cheers, Benjamin