From mboxrd@z Thu Jan  1 00:00:00 1970
From: Axel Lin <axel.lin@ingics.com>
Subject: ASoC: ssm2518: bug in ssm2518_set_tdm_slot
Date: Mon, 10 Jun 2013 21:39:41 +0800
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ASoC: ssm2518: bug in ssm2518_set_tdm_slot

The code in ssm2518_set_tdm_slot looks wrong:

        if (tx_mask == 0 || tx_mask != 0)
                return -EINVAL;

So ssm2518_set_tdm_slot() always returns error.