From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Wed, 2 Dec 2015 07:34:28 +0000 (+0000)
Subject: ASoC: rsnd: care SWSP bit for TDM/non-TDM
X-Git-Tag: v4.5-rc1~80^2~13^2~2^2~21
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=f98ed119a7c5feacb1fc1c8d7f6c68934cd27384;p=linux.git

ASoC: rsnd: care SWSP bit for TDM/non-TDM

SSICR::SWSP bit controls WS signal low/high, but in case of TDM
it is inverted. This patch solves this issue.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 628739f13f99..79c3211a1e7f 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -265,6 +265,9 @@ static int rsnd_ssi_config_init(struct rsnd_ssi *ssi,
 	u32 cr_own;
 	u32 cr_mode;
 	u32 wsr;
+	int is_tdm;
+
+	is_tdm = (rsnd_get_slot_runtime(io) >= 6) ? 1 : 0;
 
 	/*
 	 * always use 32bit system word.
@@ -274,7 +277,7 @@ static int rsnd_ssi_config_init(struct rsnd_ssi *ssi,
 
 	if (rdai->bit_clk_inv)
 		cr_own |= SCKP;
-	if (rdai->frm_clk_inv)
+	if (rdai->frm_clk_inv ^ is_tdm)
 		cr_own |= SWSP;
 	if (rdai->data_alignment)
 		cr_own |= SDTA;
@@ -307,7 +310,7 @@ static int rsnd_ssi_config_init(struct rsnd_ssi *ssi,
 	 *	rsnd_ssiu_init_gen2()
 	 */
 	wsr = ssi->wsr;
-	if (rsnd_get_slot_runtime(io) >= 6) {
+	if (is_tdm) {
 		wsr	|= WS_MODE;
 		cr_own	|= CHNL_8;
 	}