From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olivier Moysan Subject: [PATCH 2/7] ASoC: stm32: i2s: fix 16 bit format support Date: Tue, 26 Feb 2019 14:51:05 +0100 Message-ID: <1551189070-15469-3-git-send-email-olivier.moysan@st.com> References: <1551189070-15469-1-git-send-email-olivier.moysan@st.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1551189070-15469-1-git-send-email-olivier.moysan@st.com> Sender: linux-kernel-owner@vger.kernel.org To: lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-kernel@vger.kernel.org, olivier.moysan@st.com, arnaud.pouliquen@st.com, benjamin.gaignard@st.com List-Id: alsa-devel@alsa-project.org I2S supports 16 bits data in 32 channel length. However the expected driver behavior, is to set channel length to 16 bits when data format is 16 bits. Signed-off-by: Olivier Moysan --- sound/soc/stm/stm32_i2s.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/stm/stm32_i2s.c b/sound/soc/stm/stm32_i2s.c index 339cd4715b2e..7d4c67433916 100644 --- a/sound/soc/stm/stm32_i2s.c +++ b/sound/soc/stm/stm32_i2s.c @@ -501,7 +501,7 @@ static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai, switch (format) { case 16: cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_16); - cfgr_mask = I2S_CGFR_DATLEN_MASK; + cfgr_mask = I2S_CGFR_DATLEN_MASK | I2S_CGFR_CHLEN; break; case 32: cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_32) | -- 2.7.4