[alsa-devel] hda: Is it ok to enable SND_HDA_I915 to support Haswell Gfx power well by default?
Takashi Iwai
tiwai at suse.de
Tue Aug 27 11:57:23 CEST 2013
At Tue, 27 Aug 2013 11:38:11 +0200,
David Henningsson wrote:
>
> On 08/27/2013 11:32 AM, Lin, Mengdong wrote:
> > Hi Takashi and David,
> >
> >
> >
> > Is it okay to enable SND_HDA_I915 by default?
>
> I think it should be automatically enabled if the user has selected both
> of snd-hda-intel and i915. And I thought it already was, but I haven't
> checked so I might very well be wrong.
It's not set to default=y. But, it'd be even easier to get rid of the
user selection like below.
Takashi
---
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index 59c5e9c..8de66cc 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -152,14 +152,9 @@ config SND_HDA_CODEC_HDMI
This module is automatically loaded at probing.
config SND_HDA_I915
- bool "Build Display HD-audio controller/codec power well support for i915 cards"
+ bool
+ default y
depends on DRM_I915
- help
- Say Y here to include full HDMI and DisplayPort HD-audio controller/codec
- power-well support for Intel Haswell graphics cards based on the i915 driver.
-
- Note that this option must be enabled for Intel Haswell C+ stepping machines, otherwise
- the GPU audio controller/codecs will not be initialized or damaged when exit from S3 mode.
config SND_HDA_CODEC_CIRRUS
bool "Build Cirrus Logic codec support"
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