ALSA: hda - Check subdevice mask in snd_hda_check_board_codec_sid_config()
In snd_hda_check_board_codec_sid_config(), not only comparing with the exact value but allow the bit-mask comparison for vendor-only, etc. Tested-by: Linus Torvalds <torvalds@linux-foundation.org> Tested-by: Dirk Hohndel <hohndel@infradead.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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1 changed files with 3 additions and 3 deletions
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@ -4046,9 +4046,9 @@ int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
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/* Search for codec ID */
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for (q = tbl; q->subvendor; q++) {
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unsigned long vendorid = (q->subdevice) | (q->subvendor << 16);
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if (vendorid == codec->subsystem_id)
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unsigned int mask = 0xffff0000 | q->subdevice_mask;
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unsigned int id = (q->subdevice | (q->subvendor << 16)) & mask;
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if ((codec->subsystem_id & mask) == id)
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break;
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}
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