2018-04-16 11:14:07

by David Wang

Subject: [PATCH] ALSA: hda - New VIA controller suppor no-snoop path

This patch is used to tell kernel that new VIA HDAC controller also
support no-snoop path.

Signed-off-by: David Wang <[email protected]>
---
sound/pci/hda/hda_intel.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 96143df..439e8e9 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1640,7 +1640,7 @@ static void azx_check_snoop_available(struct azx *chip)
*/
u8 val;
pci_read_config_byte(chip->pci, 0x42, &val);
- if (!(val & 0x80) && chip->pci->revision == 0x30)
+ if (!(val & 0x80) && (chip->pci->revision == 0x30 || chip->pci->revision == 0x20))
snoop = false;
}

--
1.9.1

2018-04-16 12:33:31

by Takashi Iwai

Subject: Re: [PATCH] ALSA: hda - New VIA controller suppor no-snoop path

On Mon, 16 Apr 2018 11:48:09 +0200,
David Wang wrote:
>
> This patch is used to tell kernel that new VIA HDAC controller also
> support no-snoop path.
>
> Signed-off-by: David Wang <[email protected]>

Applied now. Thanks.


Takashi