[ALSA] hda - Avoid unexpected breakage with ALC889A hack
The last ALC889A hack may break on some devices with certain model presets
since patch_alc*() have different model tables. So, now it's handled in
the original patch_alc882() but fly to patch_alc883() in model=auto
appropriately.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index fb09e44..732515d 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2579,6 +2579,7 @@
kfree(spec->kctl_alloc);
}
kfree(spec);
+ codec->spec = NULL; /* to be sure */
}
/*
@@ -6336,6 +6337,8 @@
alc_sku_automute(codec);
}
+static int patch_alc883(struct hda_codec *codec); /* called in patch_alc882() */
+
static int patch_alc882(struct hda_codec *codec)
{
struct alc_spec *spec;
@@ -6365,6 +6368,11 @@
board_config = ALC885_MBP3;
break;
default:
+ /* ALC889A is handled better as ALC888-compatible */
+ if (codec->revision_id == 0x100103) {
+ alc_free(codec);
+ return patch_alc883(codec);
+ }
printk(KERN_INFO "hda_codec: Unknown model for ALC882, "
"trying auto-probe from BIOS...\n");
board_config = ALC882_AUTO;
@@ -14043,7 +14051,7 @@
{ .id = 0x10ec0882, .name = "ALC882", .patch = patch_alc882 },
{ .id = 0x10ec0883, .name = "ALC883", .patch = patch_alc883 },
{ .id = 0x10ec0885, .rev = 0x100103, .name = "ALC889A",
- .patch = patch_alc883 },
+ .patch = patch_alc882 }, /* should be patch_alc883() in future */
{ .id = 0x10ec0885, .name = "ALC885", .patch = patch_alc882 },
{ .id = 0x10ec0888, .name = "ALC888", .patch = patch_alc883 },
{ .id = 0x10ec0889, .name = "ALC889", .patch = patch_alc883 },