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From: David Wang <davidwang@zhaoxin.com>
To: <perex@perex.cz>, <tiwai@suse.com>, <vinod.koul@intel.com>,
	<Vijendar.Mukunda@amd.com>, <subhransu.s.prusty@intel.com>,
	<linux-kernel@vger.kernel.org>, <alsa-devel@alsa-project.org>
Cc: <brucechang@via-alliance.com>, <cooperyan@zhaoxin.com>,
	<qiyuanwang@zhaoxin.com>, <benjaminpan@viatech.com>,
	<lukelin@viacpu.com>, <timguo@zhaoxin.com>,
	David Wang <davidwang@zhaoxin.com>
Subject: [PATCH] ALSA: hda - New VIA controller suppor no-snoop path
Date: Mon, 16 Apr 2018 17:48:09 +0800	[thread overview]
Message-ID: <1523872089-6381-1-git-send-email-davidwang@zhaoxin.com> (raw)

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

Signed-off-by: David Wang <davidwang@zhaoxin.com>
---
 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

WARNING: multiple messages have this Message-ID (diff)
From: David Wang <davidwang@zhaoxin.com>
To: perex@perex.cz, tiwai@suse.com, vinod.koul@intel.com,
	Vijendar.Mukunda@amd.com, subhransu.s.prusty@intel.com,
	linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org
Cc: brucechang@via-alliance.com, cooperyan@zhaoxin.com,
	qiyuanwang@zhaoxin.com, benjaminpan@viatech.com,
	lukelin@viacpu.com, timguo@zhaoxin.com,
	David Wang <davidwang@zhaoxin.com>
Subject: [PATCH] ALSA: hda - New VIA controller suppor no-snoop path
Date: Mon, 16 Apr 2018 17:48:09 +0800	[thread overview]
Message-ID: <1523872089-6381-1-git-send-email-davidwang@zhaoxin.com> (raw)

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

Signed-off-by: David Wang <davidwang@zhaoxin.com>
---
 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

             reply	other threads:[~2018-04-16  9:48 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-16  9:48 David Wang [this message]
2018-04-16  9:48 ` [PATCH] ALSA: hda - New VIA controller suppor no-snoop path David Wang
2018-04-16 11:57 ` Takashi Iwai
2018-04-16 11:57   ` Takashi Iwai

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