linux-kernel - [PATCH 15/16] [ALSA] hda-intel - Fix Oops with ATI HDMI devices

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Date:	Fri, 22 Feb 2008 18:47:12 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	torvalds@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Subject: [PATCH 15/16] [ALSA] hda-intel - Fix Oops with ATI HDMI devices

The driver gets Oops with ATI HDMI devices due to the wrong calculation
of index for playback streams.  This patch fixes it.  Reference:
	https://bugtrack.alsa-project.org/alsa-bug/view.php?id=3746

Signed-off-by: Takashi Iwai <tiwai@...e.de>
---
 sound/pci/hda/hda_intel.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a1098bb..4be36c8 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1818,7 +1818,7 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
 		 */
 		chip->playback_streams = (gcap & (0xF << 12)) >> 12;
 		chip->capture_streams = (gcap & (0xF << 8)) >> 8;
-		chip->playback_index_offset = (gcap & (0xF << 12)) >> 12;
+		chip->playback_index_offset = chip->capture_streams;
 		chip->capture_index_offset = 0;
 	} else {
 		/* gcap didn't give any info, switching to old method */
-- 
1.5.3.8

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