From 6c2494f385958f5d8cdb5cb26507b7f47d498502 Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Thu, 8 Dec 2016 23:01:37 +0530 Subject: =?UTF-8?q?ASoC:=20zx296702-i2s:=20remove=20unused=20=E2=80=98form?= =?UTF-8?q?at=E2=80=99?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In zx_i2s_hw_params(), 'format' is initialized and assigned bits based on params_format, but never used. So remove it. sound/soc/zte/zx296702-i2s.c: In function ‘zx_i2s_hw_params’: sound/soc/zte/zx296702-i2s.c:228:21: warning: variable ‘format’ set but not used [-Wunused-but-set-variable] unsigned long val, format; Signed-off-by: Vinod Koul Acked-by: Jun Nie Signed-off-by: Mark Brown --- sound/soc/zte/zx-i2s.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'sound/soc') diff --git a/sound/soc/zte/zx-i2s.c b/sound/soc/zte/zx-i2s.c index 1cad93dc1fcf..ed7a56d1ef54 100644 --- a/sound/soc/zte/zx-i2s.c +++ b/sound/soc/zte/zx-i2s.c @@ -225,7 +225,7 @@ static int zx_i2s_hw_params(struct snd_pcm_substream *substream, struct zx_i2s_info *i2s = snd_soc_dai_get_drvdata(socdai); struct snd_dmaengine_dai_dma_data *dma_data; unsigned int lane, ch_num, len, ret = 0; - unsigned long val, format; + unsigned long val; unsigned long chn_cfg; dma_data = snd_soc_dai_get_dma_data(socdai, substream); @@ -238,15 +238,12 @@ static int zx_i2s_hw_params(struct snd_pcm_substream *substream, switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: - format = 0; len = 16; break; case SNDRV_PCM_FORMAT_S24_LE: - format = 1; len = 24; break; case SNDRV_PCM_FORMAT_S32_LE: - format = 2; len = 32; break; default: -- cgit v1.2.3 From af4b654f9fa87cf66a06f4841074b6738ed58606 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Tue, 13 Dec 2016 13:56:19 +0300 Subject: ASoC: wm8753: Add control to allow swapping HiFi DAC channels This patch adds a control to allow swapping HiFi DAC Left/Right channels. Signed-off-by: Alexander Shiyan Signed-off-by: Mark Brown --- sound/soc/codecs/wm8753.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'sound/soc') diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c index 9bdf5447f6f6..d05d76e79c70 100644 --- a/sound/soc/codecs/wm8753.c +++ b/sound/soc/codecs/wm8753.c @@ -280,6 +280,7 @@ static const DECLARE_TLV_DB_SCALE(voice_mix_tlv, -1200, 300, 0); static const DECLARE_TLV_DB_SCALE(pga_tlv, -1725, 75, 0); static const struct snd_kcontrol_new wm8753_snd_controls[] = { +SOC_SINGLE("Hi-Fi DAC Left/Right channel Swap", WM8753_HIFI, 5, 1, 0), SOC_DOUBLE_R_TLV("PCM Volume", WM8753_LDAC, WM8753_RDAC, 0, 255, 0, dac_tlv), SOC_DOUBLE_R_TLV("ADC Capture Volume", WM8753_LADC, WM8753_RADC, 0, 255, 0, @@ -1087,7 +1088,7 @@ static int wm8753_i2s_set_dai_fmt(struct snd_soc_codec *codec, { u16 ioctl, hifi; - hifi = snd_soc_read(codec, WM8753_HIFI) & 0x011f; + hifi = snd_soc_read(codec, WM8753_HIFI) & 0x013f; ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x00ae; /* set master/slave audio interface */ -- cgit v1.2.3 From 66ead502af7de65d1e555189cdca8f47eddac400 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Thu, 9 Feb 2017 11:12:58 +0800 Subject: ASoC: zx-i2s: introduce pclk for zx2967 family The pclk is necessary for zx2967 I2S controller. the driver currently doesn't handle it. This is something we need to fix. In turn, the driver supports zx296718's I2S controller. By the way, this patch also change the clock name from tx to wclk to make it clear. Signed-off-by: Baoyou Xie Reviewed-by: Shawn Guo Reviewed-by: Jun Nie Signed-off-by: Mark Brown --- sound/soc/zte/zx-i2s.c | 38 +++++++++++++++++++++++++++++--------- 1 file changed, 29 insertions(+), 9 deletions(-) (limited to 'sound/soc') diff --git a/sound/soc/zte/zx-i2s.c b/sound/soc/zte/zx-i2s.c index ed7a56d1ef54..a865f37c2a56 100644 --- a/sound/soc/zte/zx-i2s.c +++ b/sound/soc/zte/zx-i2s.c @@ -95,7 +95,8 @@ struct zx_i2s_info { struct snd_dmaengine_dai_dma_data dma_playback; struct snd_dmaengine_dai_dma_data dma_capture; - struct clk *dai_clk; + struct clk *dai_wclk; + struct clk *dai_pclk; void __iomem *reg_base; int master; resource_size_t mapbase; @@ -275,8 +276,9 @@ static int zx_i2s_hw_params(struct snd_pcm_substream *substream, writel_relaxed(val, i2s->reg_base + ZX_I2S_TIMING_CTRL); if (i2s->master) - ret = clk_set_rate(i2s->dai_clk, - params_rate(params) * ch_num * CLK_RAT); + ret = clk_set_rate(i2s->dai_wclk, + params_rate(params) * ch_num * CLK_RAT); + return ret; } @@ -328,8 +330,19 @@ static int zx_i2s_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct zx_i2s_info *zx_i2s = dev_get_drvdata(dai->dev); + int ret; + + ret = clk_prepare_enable(zx_i2s->dai_wclk); + if (ret) + return ret; + + ret = clk_prepare_enable(zx_i2s->dai_pclk); + if (ret) { + clk_disable_unprepare(zx_i2s->dai_wclk); + return ret; + } - return clk_prepare_enable(zx_i2s->dai_clk); + return ret; } static void zx_i2s_shutdown(struct snd_pcm_substream *substream, @@ -337,7 +350,8 @@ static void zx_i2s_shutdown(struct snd_pcm_substream *substream, { struct zx_i2s_info *zx_i2s = dev_get_drvdata(dai->dev); - clk_disable_unprepare(zx_i2s->dai_clk); + clk_disable_unprepare(zx_i2s->dai_wclk); + clk_disable_unprepare(zx_i2s->dai_pclk); } static struct snd_soc_dai_ops zx_i2s_dai_ops = { @@ -381,10 +395,16 @@ static int zx_i2s_probe(struct platform_device *pdev) if (!zx_i2s) return -ENOMEM; - zx_i2s->dai_clk = devm_clk_get(&pdev->dev, "tx"); - if (IS_ERR(zx_i2s->dai_clk)) { - dev_err(&pdev->dev, "Fail to get clk\n"); - return PTR_ERR(zx_i2s->dai_clk); + zx_i2s->dai_wclk = devm_clk_get(&pdev->dev, "wclk"); + if (IS_ERR(zx_i2s->dai_wclk)) { + dev_err(&pdev->dev, "Fail to get wclk\n"); + return PTR_ERR(zx_i2s->dai_wclk); + } + + zx_i2s->dai_pclk = devm_clk_get(&pdev->dev, "pclk"); + if (IS_ERR(zx_i2s->dai_pclk)) { + dev_err(&pdev->dev, "Fail to get pclk\n"); + return PTR_ERR(zx_i2s->dai_pclk); } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -- cgit v1.2.3