hda-intel - Don't try to probe invalid codecs

[ALSA] hda-intel - Don't try to probe invalid codecs

Fix the max number of codecs detected by HD-intel (and compatible)
controllers to 3.  Some hardware reports extra bits as if
connected, and the driver gets confused to probe unexisting codecs.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index e35cfd326df28b0048483813037dfa0384dfbe6a..1b4b0dad4a15ae59c27aa1df8542c7c36043b373 100644 (file)
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -198,7 +198,7 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
 
 /* STATESTS int mask: SD2,SD1,SD0 */
 #define STATESTS_INT_MASK      0x07
-#define AZX_MAX_CODECS         4
+#define AZX_MAX_CODECS         3
 
 /* SD_CTL bits */
 #define SD_CTL_STREAM_RESET    0x01    /* stream reset bit */