On Thu, 2018-01-04 at 00:48 +0530, Gaurav K Singh wrote: > From: Gaurav Singh <gaurav.k.singh@xxxxxxxxx> > > On Apollolake, with stress test warm reboot, audio card > was not getting enumerated after reboot. This was a The problem looks similar to https://lists.freedesktop.org/archives/intel-gfx/2017-October/144495.html although the proposed solutions are vastly different. I have Cc'd some more people. > spurious issue happening on Apollolake. HW codec and > HD audio controller link was going out of sync for which > there was a fix in i915 driver but was not getting invoked > for BXT. Extending this fix to BXT as well. > > Tested on apollolake chromebook by stress test warm reboot > with 2500 iterations. > > Signed-off-by: Gaurav K Singh <gaurav.k.singh@xxxxxxxxx> > --- > drivers/gpu/drm/i915/intel_audio.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c > index f1502a0188eb..c71c04e1c3f6 100644 > --- a/drivers/gpu/drm/i915/intel_audio.c > +++ b/drivers/gpu/drm/i915/intel_audio.c > @@ -729,7 +729,7 @@ static void i915_audio_component_codec_wake_override(struct device *kdev, > struct drm_i915_private *dev_priv = kdev_to_i915(kdev); > u32 tmp; > > - if (!IS_GEN9_BC(dev_priv)) > + if (!IS_GEN9_BC(dev_priv) && !IS_BROXTON(dev_priv)) IS_GEN9()? GLK might need this too. > return; > > i915_audio_component_get_power(kdev); _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
