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Merge remote-tracking branches 'asoc/topic/fsl', 'asoc/topic/fsl-sai', 'asoc/topic/fsl-spdif', 'asoc/topic/fsl-ssi' and 'asoc/topic/gpio-jack' into asoc-next

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This commit is contained in:
Mark Brown 2015-06-05 18:54:53 +01:00
commit eb2d8ec37f
9 changed files with 165 additions and 32 deletions
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9
include/dt-bindings/sound/audio-jack-events.h Normal file
View File

@ -0,0 +1,9 @@
#ifndef __AUDIO_JACK_EVENTS_H
#define __AUDIO_JACK_EVENTS_H
#define JACK_HEADPHONE 1
#define JACK_MICROPHONE 2
#define JACK_LINEOUT 3
#define JACK_LINEIN 4
#endif /* __AUDIO_JACK_EVENTS_H */

4
sound/soc/fsl/fsl_dma.c
View File

@ -445,7 +445,7 @@ static int fsl_dma_open(struct snd_pcm_substream *substream)
return ret;
}
dma->assigned = 1;
dma->assigned = true;
snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
snd_soc_set_runtime_hwparams(substream, &fsl_dma_hardware);
@ -814,7 +814,7 @@ static int fsl_dma_close(struct snd_pcm_substream *substream)
substream->runtime->private_data = NULL;
}
dma->assigned = 0;
dma->assigned = false;
return 0;
}

141
sound/soc/fsl/fsl_sai.c
View File

@ -1,7 +1,7 @@
/*
* Freescale ALSA SoC Digital Audio Interface (SAI) driver.
*
* Copyright 2012-2013 Freescale Semiconductor, Inc.
* Copyright 2012-2015 Freescale Semiconductor, Inc.
*
* This program is free software, you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@ -27,6 +27,17 @@
#define FSL_SAI_FLAGS (FSL_SAI_CSR_SEIE |\
FSL_SAI_CSR_FEIE)
static u32 fsl_sai_rates[] = {
8000, 11025, 12000, 16000, 22050,
24000, 32000, 44100, 48000, 64000,
88200, 96000, 176400, 192000
};
static struct snd_pcm_hw_constraint_list fsl_sai_rate_constraints = {
.count = ARRAY_SIZE(fsl_sai_rates),
.list = fsl_sai_rates,
};
static irqreturn_t fsl_sai_isr(int irq, void *devid)
{
struct fsl_sai *sai = (struct fsl_sai *)devid;
@ -251,12 +262,14 @@ static int fsl_sai_set_dai_fmt_tr(struct snd_soc_dai *cpu_dai,
val_cr4 |= FSL_SAI_CR4_FSD_MSTR;
break;
case SND_SOC_DAIFMT_CBM_CFM:
sai->is_slave_mode = true;
break;
case SND_SOC_DAIFMT_CBS_CFM:
val_cr2 |= FSL_SAI_CR2_BCD_MSTR;
break;
case SND_SOC_DAIFMT_CBM_CFS:
val_cr4 |= FSL_SAI_CR4_FSD_MSTR;
sai->is_slave_mode = true;
break;
default:
return -EINVAL;
@ -288,6 +301,79 @@ static int fsl_sai_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
return ret;
}
static int fsl_sai_set_bclk(struct snd_soc_dai *dai, bool tx, u32 freq)
{
struct fsl_sai *sai = snd_soc_dai_get_drvdata(dai);
unsigned long clk_rate;
u32 savediv = 0, ratio, savesub = freq;
u32 id;
int ret = 0;
/* Don't apply to slave mode */
if (sai->is_slave_mode)
return 0;
for (id = 0; id < FSL_SAI_MCLK_MAX; id++) {
clk_rate = clk_get_rate(sai->mclk_clk[id]);
if (!clk_rate)
continue;
ratio = clk_rate / freq;
ret = clk_rate - ratio * freq;
/*
* Drop the source that can not be
* divided into the required rate.
*/
if (ret != 0 && clk_rate / ret < 1000)
continue;
dev_dbg(dai->dev,
"ratio %d for freq %dHz based on clock %ldHz\n",
ratio, freq, clk_rate);
if (ratio % 2 == 0 && ratio >= 2 && ratio <= 512)
ratio /= 2;
else
continue;
if (ret < savesub) {
savediv = ratio;
sai->mclk_id[tx] = id;
savesub = ret;
}
if (ret == 0)
break;
}
if (savediv == 0) {
dev_err(dai->dev, "failed to derive required %cx rate: %d\n",
tx ? 'T' : 'R', freq);
return -EINVAL;
}
if ((tx && sai->synchronous[TX]) || (!tx && !sai->synchronous[RX])) {
regmap_update_bits(sai->regmap, FSL_SAI_RCR2,
FSL_SAI_CR2_MSEL_MASK,
FSL_SAI_CR2_MSEL(sai->mclk_id[tx]));
regmap_update_bits(sai->regmap, FSL_SAI_RCR2,
FSL_SAI_CR2_DIV_MASK, savediv - 1);
} else {
regmap_update_bits(sai->regmap, FSL_SAI_TCR2,
FSL_SAI_CR2_MSEL_MASK,
FSL_SAI_CR2_MSEL(sai->mclk_id[tx]));
regmap_update_bits(sai->regmap, FSL_SAI_TCR2,
FSL_SAI_CR2_DIV_MASK, savediv - 1);
}
dev_dbg(dai->dev, "best fit: clock id=%d, div=%d, deviation =%d\n",
sai->mclk_id[tx], savediv, savesub);
return 0;
}
static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
@ -297,6 +383,24 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
unsigned int channels = params_channels(params);
u32 word_width = snd_pcm_format_width(params_format(params));
u32 val_cr4 = 0, val_cr5 = 0;
int ret;
if (!sai->is_slave_mode) {
ret = fsl_sai_set_bclk(cpu_dai, tx,
2 * word_width * params_rate(params));
if (ret)
return ret;
/* Do not enable the clock if it is already enabled */
if (!(sai->mclk_streams & BIT(substream->stream))) {
ret = clk_prepare_enable(sai->mclk_clk[sai->mclk_id[tx]]);
if (ret)
return ret;
sai->mclk_streams |= BIT(substream->stream);
}
}
if (!sai->is_dsp_mode)
val_cr4 |= FSL_SAI_CR4_SYWD(word_width);
@ -322,6 +426,22 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
return 0;
}
static int fsl_sai_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
if (!sai->is_slave_mode &&
sai->mclk_streams & BIT(substream->stream)) {
clk_disable_unprepare(sai->mclk_clk[sai->mclk_id[tx]]);
sai->mclk_streams &= ~BIT(substream->stream);
}
return 0;
}
static int fsl_sai_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *cpu_dai)
{
@ -410,7 +530,10 @@ static int fsl_sai_startup(struct snd_pcm_substream *substream,
regmap_update_bits(sai->regmap, FSL_SAI_xCR3(tx), FSL_SAI_CR3_TRCE,
FSL_SAI_CR3_TRCE);
return 0;
ret = snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE, &fsl_sai_rate_constraints);
return ret;
}
static void fsl_sai_shutdown(struct snd_pcm_substream *substream,
@ -428,6 +551,7 @@ static const struct snd_soc_dai_ops fsl_sai_pcm_dai_ops = {
.set_sysclk = fsl_sai_set_dai_sysclk,
.set_fmt = fsl_sai_set_dai_fmt,
.hw_params = fsl_sai_hw_params,
.hw_free = fsl_sai_hw_free,
.trigger = fsl_sai_trigger,
.startup = fsl_sai_startup,
.shutdown = fsl_sai_shutdown,
@ -463,14 +587,18 @@ static struct snd_soc_dai_driver fsl_sai_dai = {
.stream_name = "CPU-Playback",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.rate_min = 8000,
.rate_max = 192000,
.rates = SNDRV_PCM_RATE_KNOT,
.formats = FSL_SAI_FORMATS,
},
.capture = {
.stream_name = "CPU-Capture",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.rate_min = 8000,
.rate_max = 192000,
.rates = SNDRV_PCM_RATE_KNOT,
.formats = FSL_SAI_FORMATS,
},
.ops = &fsl_sai_pcm_dai_ops,
@ -600,8 +728,9 @@ static int fsl_sai_probe(struct platform_device *pdev)
sai->bus_clk = NULL;
}
for (i = 0; i < FSL_SAI_MCLK_MAX; i++) {
sprintf(tmp, "mclk%d", i + 1);
sai->mclk_clk[0] = sai->bus_clk;
for (i = 1; i < FSL_SAI_MCLK_MAX; i++) {
sprintf(tmp, "mclk%d", i);
sai->mclk_clk[i] = devm_clk_get(&pdev->dev, tmp);
if (IS_ERR(sai->mclk_clk[i])) {
dev_err(&pdev->dev, "failed to get mclk%d clock: %ld\n",

9
sound/soc/fsl/fsl_sai.h
View File

@ -72,13 +72,15 @@
/* SAI Transmit and Recieve Configuration 2 Register */
#define FSL_SAI_CR2_SYNC BIT(30)
#define FSL_SAI_CR2_MSEL_MASK (0xff << 26)
#define FSL_SAI_CR2_MSEL_MASK (0x3 << 26)
#define FSL_SAI_CR2_MSEL_BUS 0
#define FSL_SAI_CR2_MSEL_MCLK1 BIT(26)
#define FSL_SAI_CR2_MSEL_MCLK2 BIT(27)
#define FSL_SAI_CR2_MSEL_MCLK3 (BIT(26) | BIT(27))
#define FSL_SAI_CR2_MSEL(ID) ((ID) << 26)
#define FSL_SAI_CR2_BCP BIT(25)
#define FSL_SAI_CR2_BCD_MSTR BIT(24)
#define FSL_SAI_CR2_DIV_MASK 0xff
/* SAI Transmit and Recieve Configuration 3 Register */
#define FSL_SAI_CR3_TRCE BIT(16)
@ -120,7 +122,7 @@
#define FSL_SAI_CLK_MAST2 2
#define FSL_SAI_CLK_MAST3 3
#define FSL_SAI_MCLK_MAX 3
#define FSL_SAI_MCLK_MAX 4
/* SAI data transfer numbers per DMA request */
#define FSL_SAI_MAXBURST_TX 6
@ -132,11 +134,14 @@ struct fsl_sai {
struct clk *bus_clk;
struct clk *mclk_clk[FSL_SAI_MCLK_MAX];
bool is_slave_mode;
bool is_lsb_first;
bool is_dsp_mode;
bool sai_on_imx;
bool synchronous[2];
unsigned int mclk_id[2];
unsigned int mclk_streams;
struct snd_dmaengine_dai_dma_data dma_params_rx;
struct snd_dmaengine_dai_dma_data dma_params_tx;
};

10
sound/soc/fsl/fsl_spdif.c
View File

@ -417,11 +417,9 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream,
if (clk != STC_TXCLK_SPDIF_ROOT)
goto clk_set_bypass;
/*
* The S/PDIF block needs a clock of 64 * fs * txclk_df.
* So request 64 * fs * (txclk_df + 1) to get rounded.
*/
ret = clk_set_rate(spdif_priv->txclk[rate], 64 * sample_rate * (txclk_df + 1));
/* The S/PDIF block needs a clock of 64 * fs * txclk_df */
ret = clk_set_rate(spdif_priv->txclk[rate],
64 * sample_rate * txclk_df);
if (ret) {
dev_err(&pdev->dev, "failed to set tx clock rate\n");
return ret;
@ -1060,7 +1058,7 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv,
for (sysclk_df = sysclk_dfmin; sysclk_df <= sysclk_dfmax; sysclk_df++) {
for (txclk_df = 1; txclk_df <= 128; txclk_df++) {
rate_ideal = rate[index] * (txclk_df + 1) * 64;
rate_ideal = rate[index] * txclk_df * 64;
if (round)
rate_actual = clk_round_rate(clk, rate_ideal);
else

7
sound/soc/fsl/fsl_ssi.c
View File

@ -1292,13 +1292,6 @@ static int fsl_ssi_probe(struct platform_device *pdev)
void __iomem *iomem;
char name[64];
/* SSIs that are not connected on the board should have a
* status = "disabled"
* property in their device tree nodes.
*/
if (!of_device_is_available(np))
return -ENODEV;
of_id = of_match_device(fsl_ssi_ids, &pdev->dev);
if (!of_id || !of_id->data)
return -EINVAL;

2
sound/soc/fsl/imx-audmux.c
View File

@ -184,7 +184,7 @@ static enum imx_audmux_type {
IMX31_AUDMUX,
} audmux_type;
static struct platform_device_id imx_audmux_ids[] = {
static const struct platform_device_id imx_audmux_ids[] = {
{
.name = "imx21-audmux",
.driver_data = IMX21_AUDMUX,

6
sound/soc/fsl/imx-mc13783.c
View File

@ -45,11 +45,7 @@ static int imx_mc13783_hifi_hw_params(struct snd_pcm_substream *substream,
if (ret)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 16);
if (ret)
return ret;
return 0;
return snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 16);
}
static struct snd_soc_ops imx_mc13783_hifi_ops = {

9
sound/soc/soc-jack.c
View File

@ -315,8 +315,11 @@ int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count,
goto undo;
}
if (gpios[i].gpiod_dev) {
/* GPIO descriptor */
if (gpios[i].desc) {
/* Already have a GPIO descriptor. */
goto got_gpio;
} else if (gpios[i].gpiod_dev) {
/* Get a GPIO descriptor */
gpios[i].desc = gpiod_get_index(gpios[i].gpiod_dev,
gpios[i].name,
gpios[i].idx, GPIOD_IN);
@ -344,7 +347,7 @@ int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count,
gpios[i].desc = gpio_to_desc(gpios[i].gpio);
}
got_gpio:
INIT_DELAYED_WORK(&gpios[i].work, gpio_work);
gpios[i].jack = jack;