linux-kernel - Re: Cherryview wake up events

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 23 Sep 2016 11:19:04 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Johannes Stezenbach <js@...21.net>
Cc:     linux-acpi@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        David Cohen <david.a.cohen@...ux.intel.com>
Subject: Re: Cherryview wake up events

On Wed, Sep 21, 2016 at 11:16:35AM +0200, Johannes Stezenbach wrote:
> On Wed, Sep 21, 2016 at 12:06:14PM +0300, Mika Westerberg wrote:
> > On Tue, Sep 20, 2016 at 11:11:53PM +0200, Johannes Stezenbach wrote:
> > > Or it is because the PNP0C40 device depends on GpioInt from PMIC
> > > which isn't available...
> > > 
> > >             Method (_CRS, 0, NotSerialized)  // _CRS: Current Resource Settings
> > >             {
> > >                 Name (CBUF, ResourceTemplate ()
> > >                 {
> > >                     GpioInt (Edge, ActiveBoth, ExclusiveAndWake, PullUp, 0x0BB8,
> > >                         "\\_SB.PCI0.I2C7.PMI2", 0x00, ResourceConsumer, ,
> > >                         )
> > >                         {   // Pin list
> > >                             0x0016
> > >                         }
> > >                 })
> > >                 Return (CBUF) /* \_SB_.TBAD._CRS.CBUF */
> > >             }
> > 
> > Most likely this is the reason. I'll try to find if we have an existing
> > driver for this PMIC somewhere. I guess this is the Dollar Cove which is
> > successor of Crystal Cove IIRC which is already supported by the
> > mainline kernel.
> 
> There is an ADBG ("TI_DCOVE") in PMI2._STA, so Dollar Cove
> sounds like a good guess.

David (CC'd) is working on getting the Dollar Cove PMIC driver
upstreamed to the mainline kernel.