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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2013-03-14 10:41:29 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2013-03-14 10:41:29 +0100
commiteb880f7c9a3cf7c6ce440c662c84449840e0b64b (patch)
treef8ac0b91c78605a2a45b3dd36e54c3e4443d1c11 /sound
parent78aeecd7bb86f199ea85987413922a9b866aaf5a (diff)
apalis_t30: Realtek HDA hackApalis_T30_LinuxImageV2.0Alpha1_20130315
Hack for Realtek HDA driver not to crash due to PCI structure not being initialised as expected.
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_realtek.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index cb4d30305059..80a520b1ff4b 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1188,7 +1188,10 @@ static int alc_auto_parse_customize_define(struct hda_codec *codec)
}
ass = codec->subsystem_id & 0xffff;
+#ifndef CONFIG_MACH_APALIS_T30
+/* Hack: avoid crash due to codec->bus->pci being NULL */
if (ass != codec->bus->pci->subsystem_device && (ass & 1))
+#endif
goto do_sku;
nid = 0x1d;
@@ -1268,7 +1271,10 @@ static int alc_subsystem_id(struct hda_codec *codec,
}
ass = codec->subsystem_id & 0xffff;
+#ifndef CONFIG_MACH_APALIS_T30
+/* Hack: avoid crash due to codec->bus->pci being NULL */
if ((ass != codec->bus->pci->subsystem_device) && (ass & 1))
+#endif
goto do_sku;
/* invalid SSID, check the special NID pin defcfg instead */
@@ -1503,7 +1509,12 @@ static void alc_pick_fixup(struct hda_codec *codec,
}
}
if (id < 0) {
+#ifdef CONFIG_MACH_APALIS_T30
+/* Hack: avoid crash due to codec->bus->pci being NULL */
+ quirk = NULL;
+#else
quirk = snd_pci_quirk_lookup(codec->bus->pci, quirk);
+#endif
if (quirk) {
id = quirk->value;
#ifdef CONFIG_SND_DEBUG_VERBOSE