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hdajackretask: Make sure codecs do not show up twice under 3.15 kernel

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On a 3.15 based kernel, both "hdaudioC*D*" and "hwC*D*" shows up under
/sys/class/sound, and pointing to the same object. Make sure we only
match on the hwC*D* name to avoid duplicate entries.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
David Henningsson 2014-05-27 09:12:36 +02:00 • committed by Takashi Iwai
parent f3c2688f9d
commit ab0104736c
1 changed files with 2 additions and 0 deletions
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2
hdajackretask/sysfs-pin-configs.c
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@ -20,8 +20,10 @@ int get_codec_name_list(codec_name_t* names, int entries)
const gchar* dirname = g_dir_read_name(sysdir);
if (!dirname)
break;
/* Split e g "hwC0D1" into "hw", "0" and "1" */
cd = g_strsplit_set(dirname, "CD", 9);
ok = g_strv_length(cd) == 3;
ok &= strcmp(cd[0], "hw") == 0;
if (ok) {
gchar* filetest = g_strdup_printf("/sys/class/sound/%s/init_pin_configs", dirname);
ok = g_file_test(filetest, G_FILE_TEST_IS_REGULAR);