[alsa-devel] [PATCH] ALSA: hda - Add two more machines to the power_save_blacklist

[Hui Wang]

On 2019/4/8 下午3:23, Jaroslav Kysela wrote:
> Dne 08. 04. 19 v 3:35 Hui Wang napsal(a):
>> Recently we set CONFIG_SND_HDA_POWER_SAVE_DEFAULT to 1 when
>> configuring the kernel, then two machines were reported to have noise
>> after installing the new kernel. Put them in the blacklist, the
>> noise disappears.
> Please, place the new entries sorted using the PCI IDs...
>
> 					Jaroslav Kysela

Got it, will fix it in the V2.

Thanks,

Hui.


>> https://bugs.launchpad.net/bugs/1821663
>> Cc: <stable at vger.kernel.org>
>> Signed-off-by: Hui Wang <hui.wang at canonical.com>
>> ---
>>  sound/pci/hda/hda_intel.c | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
>> index ece256a3b48f..f62fb8b16c49 100644
>> --- a/sound/pci/hda/hda_intel.c
>> +++ b/sound/pci/hda/hda_intel.c
>> @@ -2150,6 +2150,9 @@ static struct snd_pci_quirk power_save_blacklist[] = {
>>  	SND_PCI_QUIRK(0x17aa, 0x367b, "Lenovo IdeaCentre B550", 0),
>>  	/* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
>>  	SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0),
>> +	/* https://bugs.launchpad.net/bugs/1821663 */
>> +	SND_PCI_QUIRK(0x1631, 0xe017, "Packard Bell NEC IMEDIA 5204", 0),
>> +	SND_PCI_QUIRK(0x8086, 0x2064, "Intel Laptop 8086:2064", 0),
>>  	{}
>>  };
>>  #endif /* CONFIG_PM */
>>
>