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ALSA: hda: warn on spurious response 

To help disclose hardware bugs.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Wu Fengguang 2009-08-01 19:18:45 +08:00 committed by Takashi Iwai
parent feb273404f
commit e310bb0646
1 changed files with 5 additions and 1 deletions
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6
sound/pci/hda/hda_intel.c
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@ -632,7 +632,11 @@ static void azx_update_rirb(struct azx *chip)
chip->rirb.res[addr] = res; chip->rirb.res[addr] = res;
smp_wmb(); smp_wmb();
chip->rirb.cmds[addr]--; chip->rirb.cmds[addr]--;
} } else
snd_printk(KERN_ERR SFX "spurious response %#x:%#x, "
"last cmd=%#08x\n",
res, res_ex,
chip->last_cmd[addr]);
} }
} }