[alsa-devel] [PATCH] ALSA: hda - Add Coffelake PCI ID

[Vinod Koul]

On Fri, Jun 16, 2017 at 08:36:50AM +0200, Takashi Iwai wrote:
> On Wed, 14 Jun 2017 07:41:10 +0200,
> Takashi Iwai wrote:
> > 
> > On Wed, 14 Jun 2017 07:25:17 +0200,
> > Takashi Iwai wrote:
> > > 
> > > But while writing this, I noticed that Broxton-T seems forgotten.
> > > Doesn't it need the similar workaround for SKL+ chips?
> > 
> > I meant like below.
> 
> Can anyone confirm whether it is required or not?

Sorry for the delay

> There are two things applied specific to BXT: one is the generic SKL+
> quirk and another is a quick to reduce DMA latency.  Maybe the latter
> one is superfluous for BXT-T but only the former one is needed?

Lets keep former and if someone complains add the later

> 
> 
> thanks,
> 
> Takashi
> 
> > 
> > Takashi
> > 
> > -- 8< --
> > From: Takashi Iwai <tiwai at suse.de>
> > Subject: [PATCH] ALSA: hda - Apply quirks to Broxton-T, too
> > 
> > Broxton-T was a forgotten child and we didn't apply the quirks
> > properly.  Let's fix it.
> > 
> > Cc: <stable at vger.kernel.org>
> > Signed-off-by: Takashi Iwai <tiwai at suse.de>
> > ---
> >  sound/pci/hda/hda_intel.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> > 
> > diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
> > index e3c696c46a21..774f72b26d13 100644
> > --- a/sound/pci/hda/hda_intel.c
> > +++ b/sound/pci/hda/hda_intel.c
> > @@ -369,7 +369,8 @@ enum {
> >  #define IS_KBL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa171)
> >  #define IS_KBL_LP(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x9d71)
> >  #define IS_KBL_H(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa2f0)
> > -#define IS_BXT(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x5a98)
> > +#define IS_BXT(pci) ((pci)->vendor == 0x8086 && \
> > +		     ((pci)->device == 0x5a98 || (pci)->device == 0x1a98))
> >  #define IS_GLK(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x3198)
> >  #define IS_CFL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa348)
> >  #define IS_SKL_PLUS(pci) (IS_SKL(pci) || IS_SKL_LP(pci) || IS_BXT(pci)) || \
> > -- 
> > 2.13.1
> > 

-- 
~Vinod