diff options
Diffstat (limited to 'sound/soc/fsl')
-rw-r--r-- | sound/soc/fsl/efika-audio-fabric.c | 1 | ||||
-rw-r--r-- | sound/soc/fsl/eukrea-tlv320.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/fsl_asrc.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/fsl_asrc_dma.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/fsl_esai.c | 5 | ||||
-rw-r--r-- | sound/soc/fsl/fsl_sai.c | 4 | ||||
-rw-r--r-- | sound/soc/fsl/fsl_ssi.c | 101 | ||||
-rw-r--r-- | sound/soc/fsl/imx-mc13783.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/imx-pcm-dma.c | 28 | ||||
-rw-r--r-- | sound/soc/fsl/imx-pcm-fiq.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/imx-wm8962.c | 72 | ||||
-rw-r--r-- | sound/soc/fsl/mpc5200_psc_ac97.c | 1 | ||||
-rw-r--r-- | sound/soc/fsl/mpc5200_psc_ac97.h | 13 | ||||
-rw-r--r-- | sound/soc/fsl/mpc8610_hpcd.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/mx27vis-aic32x4.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/p1022_ds.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/p1022_rdk.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/phycore-ac97.c | 2 | ||||
-rw-r--r-- | sound/soc/fsl/wm1133-ev1.c | 2 |
19 files changed, 103 insertions, 144 deletions
diff --git a/sound/soc/fsl/efika-audio-fabric.c b/sound/soc/fsl/efika-audio-fabric.c index f200d1cfc4bd..667f4215dfc0 100644 --- a/sound/soc/fsl/efika-audio-fabric.c +++ b/sound/soc/fsl/efika-audio-fabric.c @@ -26,7 +26,6 @@ #include <sound/soc.h> #include "mpc5200_dma.h" -#include "mpc5200_psc_ac97.h" #define DRV_NAME "efika-audio-fabric" diff --git a/sound/soc/fsl/eukrea-tlv320.c b/sound/soc/fsl/eukrea-tlv320.c index 883087f2b092..84ef6385736c 100644 --- a/sound/soc/fsl/eukrea-tlv320.c +++ b/sound/soc/fsl/eukrea-tlv320.c @@ -64,7 +64,7 @@ static int eukrea_tlv320_hw_params(struct snd_pcm_substream *substream, return 0; } -static struct snd_soc_ops eukrea_tlv320_snd_ops = { +static const struct snd_soc_ops eukrea_tlv320_snd_ops = { .hw_params = eukrea_tlv320_hw_params, }; diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 1d82f68305c3..8cfffa70c144 100644 --- a/sound/soc/fsl/fsl_asrc.c +++ b/sound/soc/fsl/fsl_asrc.c @@ -368,7 +368,7 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair) fsl_asrc_set_watermarks(pair, ASRC_INPUTFIFO_THRESHOLD, ASRC_INPUTFIFO_THRESHOLD); - /* Configure the followings only for Ideal Ratio mode */ + /* Configure the following only for Ideal Ratio mode */ if (!ideal) return 0; diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c index dc30d780f874..282d841840b1 100644 --- a/sound/soc/fsl/fsl_asrc_dma.c +++ b/sound/soc/fsl/fsl_asrc_dma.c @@ -76,7 +76,7 @@ static int fsl_asrc_dma_prepare_and_submit(struct snd_pcm_substream *substream) pair->dma_chan[!dir], runtime->dma_addr, snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream), - dir == OUT ? DMA_TO_DEVICE : DMA_FROM_DEVICE, flags); + dir == OUT ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM, flags); if (!pair->desc[!dir]) { dev_err(dev, "failed to prepare slave DMA for Front-End\n"); return -ENOMEM; diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c index 38bfd46f4ad8..809a069d490b 100644 --- a/sound/soc/fsl/fsl_esai.c +++ b/sound/soc/fsl/fsl_esai.c @@ -19,7 +19,6 @@ #include "fsl_esai.h" #include "imx-pcm.h" -#define FSL_ESAI_RATES SNDRV_PCM_RATE_8000_192000 #define FSL_ESAI_FORMATS (SNDRV_PCM_FMTBIT_S8 | \ SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S20_3LE | \ @@ -647,14 +646,14 @@ static struct snd_soc_dai_driver fsl_esai_dai = { .stream_name = "CPU-Playback", .channels_min = 1, .channels_max = 12, - .rates = FSL_ESAI_RATES, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = FSL_ESAI_FORMATS, }, .capture = { .stream_name = "CPU-Capture", .channels_min = 1, .channels_max = 8, - .rates = FSL_ESAI_RATES, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = FSL_ESAI_FORMATS, }, .ops = &fsl_esai_dai_ops, diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index 9fadf7e31c5f..18e5ce81527d 100644 --- a/sound/soc/fsl/fsl_sai.c +++ b/sound/soc/fsl/fsl_sai.c @@ -668,7 +668,7 @@ static struct snd_soc_dai_driver fsl_sai_dai = { .playback = { .stream_name = "CPU-Playback", .channels_min = 1, - .channels_max = 2, + .channels_max = 32, .rate_min = 8000, .rate_max = 192000, .rates = SNDRV_PCM_RATE_KNOT, @@ -677,7 +677,7 @@ static struct snd_soc_dai_driver fsl_sai_dai = { .capture = { .stream_name = "CPU-Capture", .channels_min = 1, - .channels_max = 2, + .channels_max = 32, .rate_min = 8000, .rate_max = 192000, .rates = SNDRV_PCM_RATE_KNOT, diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 50349437d961..173cb8496641 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -35,6 +35,7 @@ #include <linux/module.h> #include <linux/interrupt.h> #include <linux/clk.h> +#include <linux/ctype.h> #include <linux/device.h> #include <linux/delay.h> #include <linux/slab.h> @@ -55,16 +56,6 @@ #include "imx-pcm.h" /** - * FSLSSI_I2S_RATES: sample rates supported by the I2S - * - * This driver currently only supports the SSI running in I2S slave mode, - * which means the codec determines the sample rate. Therefore, we tell - * ALSA that we support all rates and let the codec driver decide what rates - * are really supported. - */ -#define FSLSSI_I2S_RATES SNDRV_PCM_RATE_CONTINUOUS - -/** * FSLSSI_I2S_FORMATS: audio formats supported by the SSI * * The SSI has a limitation in that the samples must be in the same byte @@ -224,6 +215,12 @@ struct fsl_ssi_soc_data { * @dbg_stats: Debugging statistics * * @soc: SoC specific data + * + * @fifo_watermark: the FIFO watermark setting. Notifies DMA when + * there are @fifo_watermark or fewer words in TX fifo or + * @fifo_watermark or more empty words in RX fifo. + * @dma_maxburst: max number of words to transfer in one go. So far, + * this is always the same as fifo_watermark. */ struct fsl_ssi_private { struct regmap *regs; @@ -263,6 +260,9 @@ struct fsl_ssi_private { const struct fsl_ssi_soc_data *soc; struct device *dev; + + u32 fifo_watermark; + u32 dma_maxburst; }; /* @@ -1051,21 +1051,7 @@ static int _fsl_ssi_set_dai_fmt(struct device *dev, regmap_write(regs, CCSR_SSI_SRCR, srcr); regmap_write(regs, CCSR_SSI_SCR, scr); - /* - * Set the watermark for transmit FIFI 0 and receive FIFO 0. We don't - * use FIFO 1. We program the transmit water to signal a DMA transfer - * if there are only two (or fewer) elements left in the FIFO. Two - * elements equals one frame (left channel, right channel). This value, - * however, depends on the depth of the transmit buffer. - * - * We set the watermark on the same level as the DMA burstsize. For - * fiq it is probably better to use the biggest possible watermark - * size. - */ - if (ssi_private->use_dma) - wm = ssi_private->fifo_depth - 2; - else - wm = ssi_private->fifo_depth; + wm = ssi_private->fifo_watermark; regmap_write(regs, CCSR_SSI_SFCSR, CCSR_SSI_SFCSR_TFWM0(wm) | CCSR_SSI_SFCSR_RFWM0(wm) | @@ -1217,14 +1203,14 @@ static struct snd_soc_dai_driver fsl_ssi_dai_template = { .stream_name = "CPU-Playback", .channels_min = 1, .channels_max = 32, - .rates = FSLSSI_I2S_RATES, + .rates = SNDRV_PCM_RATE_CONTINUOUS, .formats = FSLSSI_I2S_FORMATS, }, .capture = { .stream_name = "CPU-Capture", .channels_min = 1, .channels_max = 32, - .rates = FSLSSI_I2S_RATES, + .rates = SNDRV_PCM_RATE_CONTINUOUS, .formats = FSLSSI_I2S_FORMATS, }, .ops = &fsl_ssi_dai_ops, @@ -1330,14 +1316,10 @@ static struct snd_ac97_bus_ops fsl_ssi_ac97_ops = { */ static void make_lowercase(char *s) { - char *p = s; - char c; - - while ((c = *p)) { - if ((c >= 'A') && (c <= 'Z')) - *p = c + ('a' - 'A'); - p++; - } + if (!s) + return; + for (; *s; s++) + *s = tolower(*s); } static int fsl_ssi_imx_probe(struct platform_device *pdev, @@ -1373,12 +1355,8 @@ static int fsl_ssi_imx_probe(struct platform_device *pdev, dev_dbg(&pdev->dev, "could not get baud clock: %ld\n", PTR_ERR(ssi_private->baudclk)); - /* - * We have burstsize be "fifo_depth - 2" to match the SSI - * watermark setting in fsl_ssi_startup(). - */ - ssi_private->dma_params_tx.maxburst = ssi_private->fifo_depth - 2; - ssi_private->dma_params_rx.maxburst = ssi_private->fifo_depth - 2; + ssi_private->dma_params_tx.maxburst = ssi_private->dma_maxburst; + ssi_private->dma_params_rx.maxburst = ssi_private->dma_maxburst; ssi_private->dma_params_tx.addr = ssi_private->ssi_phys + CCSR_SSI_STX0; ssi_private->dma_params_rx.addr = ssi_private->ssi_phys + CCSR_SSI_SRX0; @@ -1543,6 +1521,47 @@ static int fsl_ssi_probe(struct platform_device *pdev) /* Older 8610 DTs didn't have the fifo-depth property */ ssi_private->fifo_depth = 8; + /* + * Set the watermark for transmit FIFO 0 and receive FIFO 0. We don't + * use FIFO 1 but set the watermark appropriately nontheless. + * We program the transmit water to signal a DMA transfer + * if there are N elements left in the FIFO. For chips with 15-deep + * FIFOs, set watermark to 8. This allows the SSI to operate at a + * high data rate without channel slipping. Behavior is unchanged + * for the older chips with a fifo depth of only 8. A value of 4 + * might be appropriate for the older chips, but is left at + * fifo_depth-2 until sombody has a chance to test. + * + * We set the watermark on the same level as the DMA burstsize. For + * fiq it is probably better to use the biggest possible watermark + * size. + */ + switch (ssi_private->fifo_depth) { + case 15: + /* + * 2 samples is not enough when running at high data + * rates (like 48kHz @ 16 bits/channel, 16 channels) + * 8 seems to split things evenly and leave enough time + * for the DMA to fill the FIFO before it's over/under + * run. + */ + ssi_private->fifo_watermark = 8; + ssi_private->dma_maxburst = 8; + break; + case 8: + default: + /* + * maintain old behavior for older chips. + * Keeping it the same because I don't have an older + * board to test with. + * I suspect this could be changed to be something to + * leave some more space in the fifo. + */ + ssi_private->fifo_watermark = ssi_private->fifo_depth - 2; + ssi_private->dma_maxburst = ssi_private->fifo_depth - 2; + break; + } + dev_set_drvdata(&pdev->dev, ssi_private); if (ssi_private->soc->imx) { diff --git a/sound/soc/fsl/imx-mc13783.c b/sound/soc/fsl/imx-mc13783.c index bb0459018b45..9d19b808f634 100644 --- a/sound/soc/fsl/imx-mc13783.c +++ b/sound/soc/fsl/imx-mc13783.c @@ -48,7 +48,7 @@ static int imx_mc13783_hifi_hw_params(struct snd_pcm_substream *substream, return snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 16); } -static struct snd_soc_ops imx_mc13783_hifi_ops = { +static const struct snd_soc_ops imx_mc13783_hifi_ops = { .hw_params = imx_mc13783_hifi_hw_params, }; diff --git a/sound/soc/fsl/imx-pcm-dma.c b/sound/soc/fsl/imx-pcm-dma.c index f3d3d1ffa84e..314814ddd2b0 100644 --- a/sound/soc/fsl/imx-pcm-dma.c +++ b/sound/soc/fsl/imx-pcm-dma.c @@ -33,48 +33,20 @@ static bool filter(struct dma_chan *chan, void *param) return true; } -static const struct snd_pcm_hardware imx_pcm_hardware = { - .info = SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | - SNDRV_PCM_INFO_RESUME, - .buffer_bytes_max = IMX_DEFAULT_DMABUF_SIZE, - .period_bytes_min = 128, - .period_bytes_max = 65535, /* Limited by SDMA engine */ - .periods_min = 2, - .periods_max = 255, - .fifo_size = 0, -}; - static const struct snd_dmaengine_pcm_config imx_dmaengine_pcm_config = { - .pcm_hardware = &imx_pcm_hardware, .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, .compat_filter_fn = filter, - .prealloc_buffer_size = IMX_DEFAULT_DMABUF_SIZE, }; int imx_pcm_dma_init(struct platform_device *pdev, size_t size) { struct snd_dmaengine_pcm_config *config; - struct snd_pcm_hardware *pcm_hardware; config = devm_kzalloc(&pdev->dev, sizeof(struct snd_dmaengine_pcm_config), GFP_KERNEL); if (!config) return -ENOMEM; *config = imx_dmaengine_pcm_config; - if (size) - config->prealloc_buffer_size = size; - - pcm_hardware = devm_kzalloc(&pdev->dev, - sizeof(struct snd_pcm_hardware), GFP_KERNEL); - *pcm_hardware = imx_pcm_hardware; - if (size) - pcm_hardware->buffer_bytes_max = size; - - config->pcm_hardware = pcm_hardware; return devm_snd_dmaengine_pcm_register(&pdev->dev, config, diff --git a/sound/soc/fsl/imx-pcm-fiq.c b/sound/soc/fsl/imx-pcm-fiq.c index dac6688540dc..92410f7ca1fa 100644 --- a/sound/soc/fsl/imx-pcm-fiq.c +++ b/sound/soc/fsl/imx-pcm-fiq.c @@ -282,7 +282,7 @@ static int imx_pcm_new(struct snd_soc_pcm_runtime *rtd) return 0; } -static int ssi_irq = 0; +static int ssi_irq; static int imx_pcm_fiq_new(struct snd_soc_pcm_runtime *rtd) { diff --git a/sound/soc/fsl/imx-wm8962.c b/sound/soc/fsl/imx-wm8962.c index 1b60958e2080..206b898e554c 100644 --- a/sound/soc/fsl/imx-wm8962.c +++ b/sound/soc/fsl/imx-wm8962.c @@ -33,14 +33,14 @@ struct imx_wm8962_data { struct snd_soc_card card; char codec_dai_name[DAI_NAME_SIZE]; char platform_name[DAI_NAME_SIZE]; - struct clk *codec_clk; unsigned int clk_frequency; }; struct imx_priv { struct platform_device *pdev; + int sample_rate; + snd_pcm_format_t sample_format; }; -static struct imx_priv card_priv; static const struct snd_soc_dapm_widget imx_wm8962_dapm_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), @@ -49,14 +49,14 @@ static const struct snd_soc_dapm_widget imx_wm8962_dapm_widgets[] = { SND_SOC_DAPM_MIC("DMIC", NULL), }; -static int sample_rate = 44100; -static snd_pcm_format_t sample_format = SNDRV_PCM_FORMAT_S16_LE; - static int imx_hifi_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { - sample_rate = params_rate(params); - sample_format = params_format(params); + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct imx_priv *priv = snd_soc_card_get_drvdata(rtd->card); + + priv->sample_rate = params_rate(params); + priv->sample_format = params_format(params); return 0; } @@ -71,7 +71,7 @@ static int imx_wm8962_set_bias_level(struct snd_soc_card *card, { struct snd_soc_pcm_runtime *rtd; struct snd_soc_dai *codec_dai; - struct imx_priv *priv = &card_priv; + struct imx_priv *priv = snd_soc_card_get_drvdata(card); struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card); struct device *dev = &priv->pdev->dev; unsigned int pll_out; @@ -85,10 +85,10 @@ static int imx_wm8962_set_bias_level(struct snd_soc_card *card, switch (level) { case SND_SOC_BIAS_PREPARE: if (dapm->bias_level == SND_SOC_BIAS_STANDBY) { - if (sample_format == SNDRV_PCM_FORMAT_S24_LE) - pll_out = sample_rate * 384; + if (priv->sample_format == SNDRV_PCM_FORMAT_S24_LE) + pll_out = priv->sample_rate * 384; else - pll_out = sample_rate * 256; + pll_out = priv->sample_rate * 256; ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL, WM8962_FLL_MCLK, data->clk_frequency, @@ -140,7 +140,7 @@ static int imx_wm8962_late_probe(struct snd_soc_card *card) { struct snd_soc_pcm_runtime *rtd; struct snd_soc_dai *codec_dai; - struct imx_priv *priv = &card_priv; + struct imx_priv *priv = snd_soc_card_get_drvdata(card); struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card); struct device *dev = &priv->pdev->dev; int ret; @@ -160,13 +160,20 @@ static int imx_wm8962_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct device_node *ssi_np, *codec_np; struct platform_device *ssi_pdev; - struct imx_priv *priv = &card_priv; struct i2c_client *codec_dev; struct imx_wm8962_data *data; + struct imx_priv *priv; + struct clk *codec_clk; int int_port, ext_port; int ret; + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + priv->pdev = pdev; + priv->sample_rate = 44100; + priv->sample_format = SNDRV_PCM_FORMAT_S16_LE; ret = of_property_read_u32(np, "mux-int-port", &int_port); if (ret) { @@ -231,19 +238,15 @@ static int imx_wm8962_probe(struct platform_device *pdev) goto fail; } - data->codec_clk = devm_clk_get(&codec_dev->dev, NULL); - if (IS_ERR(data->codec_clk)) { - ret = PTR_ERR(data->codec_clk); + codec_clk = clk_get(&codec_dev->dev, NULL); + if (IS_ERR(codec_clk)) { + ret = PTR_ERR(codec_clk); dev_err(&codec_dev->dev, "failed to get codec clk: %d\n", ret); goto fail; } - data->clk_frequency = clk_get_rate(data->codec_clk); - ret = clk_prepare_enable(data->codec_clk); - if (ret) { - dev_err(&codec_dev->dev, "failed to enable codec clk: %d\n", ret); - goto fail; - } + data->clk_frequency = clk_get_rate(codec_clk); + clk_put(codec_clk); data->dai.name = "HiFi"; data->dai.stream_name = "HiFi"; @@ -258,10 +261,10 @@ static int imx_wm8962_probe(struct platform_device *pdev) data->card.dev = &pdev->dev; ret = snd_soc_of_parse_card_name(&data->card, "model"); if (ret) - goto clk_fail; + goto fail; ret = snd_soc_of_parse_audio_routing(&data->card, "audio-routing"); if (ret) - goto clk_fail; + goto fail; data->card.num_links = 1; data->card.owner = THIS_MODULE; data->card.dai_link = &data->dai; @@ -277,16 +280,9 @@ static int imx_wm8962_probe(struct platform_device *pdev) ret = devm_snd_soc_register_card(&pdev->dev, &data->card); if (ret) { dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret); - goto clk_fail; + goto fail; } - of_node_put(ssi_np); - of_node_put(codec_np); - - return 0; - -clk_fail: - clk_disable_unprepare(data->codec_clk); fail: of_node_put(ssi_np); of_node_put(codec_np); @@ -294,17 +290,6 @@ fail: return ret; } -static int imx_wm8962_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card); - - if (!IS_ERR(data->codec_clk)) - clk_disable_unprepare(data->codec_clk); - - return 0; -} - static const struct of_device_id imx_wm8962_dt_ids[] = { { .compatible = "fsl,imx-audio-wm8962", }, { /* sentinel */ } @@ -318,7 +303,6 @@ static struct platform_driver imx_wm8962_driver = { .of_match_table = imx_wm8962_dt_ids, }, .probe = imx_wm8962_probe, - .remove = imx_wm8962_remove, }; module_platform_driver(imx_wm8962_driver); diff --git a/sound/soc/fsl/mpc5200_psc_ac97.c b/sound/soc/fsl/mpc5200_psc_ac97.c index 243700cc29e6..07ee355ee385 100644 --- a/sound/soc/fsl/mpc5200_psc_ac97.c +++ b/sound/soc/fsl/mpc5200_psc_ac97.c @@ -25,7 +25,6 @@ #include <asm/mpc52xx_psc.h> #include "mpc5200_dma.h" -#include "mpc5200_psc_ac97.h" #define DRV_NAME "mpc5200-psc-ac97" diff --git a/sound/soc/fsl/mpc5200_psc_ac97.h b/sound/soc/fsl/mpc5200_psc_ac97.h deleted file mode 100644 index e881e784b270..000000000000 --- a/sound/soc/fsl/mpc5200_psc_ac97.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * Freescale MPC5200 PSC in AC97 mode - * ALSA SoC Digital Audio Interface (DAI) driver - * - */ - -#ifndef __SOUND_SOC_FSL_MPC52xx_PSC_AC97_H__ -#define __SOUND_SOC_FSL_MPC52xx_PSC_AC97_H__ - -#define MPC5200_AC97_NORMAL 0 -#define MPC5200_AC97_SPDIF 1 - -#endif /* __SOUND_SOC_FSL_MPC52xx_PSC_AC97_H__ */ diff --git a/sound/soc/fsl/mpc8610_hpcd.c b/sound/soc/fsl/mpc8610_hpcd.c index ddf49f30b23f..a639b52c16f6 100644 --- a/sound/soc/fsl/mpc8610_hpcd.c +++ b/sound/soc/fsl/mpc8610_hpcd.c @@ -174,7 +174,7 @@ static int mpc8610_hpcd_machine_remove(struct snd_soc_card *card) /** * mpc8610_hpcd_ops: ASoC machine driver operations */ -static struct snd_soc_ops mpc8610_hpcd_ops = { +static const struct snd_soc_ops mpc8610_hpcd_ops = { .startup = mpc8610_hpcd_startup, }; diff --git a/sound/soc/fsl/mx27vis-aic32x4.c b/sound/soc/fsl/mx27vis-aic32x4.c index 198eeb3f3f7a..d7ec3d20065c 100644 --- a/sound/soc/fsl/mx27vis-aic32x4.c +++ b/sound/soc/fsl/mx27vis-aic32x4.c @@ -73,7 +73,7 @@ static int mx27vis_aic32x4_hw_params(struct snd_pcm_substream *substream, return 0; } -static struct snd_soc_ops mx27vis_aic32x4_snd_ops = { +static const struct snd_soc_ops mx27vis_aic32x4_snd_ops = { .hw_params = mx27vis_aic32x4_hw_params, }; diff --git a/sound/soc/fsl/p1022_ds.c b/sound/soc/fsl/p1022_ds.c index a1f780ecadf5..41c623c55c16 100644 --- a/sound/soc/fsl/p1022_ds.c +++ b/sound/soc/fsl/p1022_ds.c @@ -184,7 +184,7 @@ static int p1022_ds_machine_remove(struct snd_soc_card *card) /** * p1022_ds_ops: ASoC machine driver operations */ -static struct snd_soc_ops p1022_ds_ops = { +static const struct snd_soc_ops p1022_ds_ops = { .startup = p1022_ds_startup, }; diff --git a/sound/soc/fsl/p1022_rdk.c b/sound/soc/fsl/p1022_rdk.c index d4d88a8cb9c0..4afbdd610bfa 100644 --- a/sound/soc/fsl/p1022_rdk.c +++ b/sound/soc/fsl/p1022_rdk.c @@ -188,7 +188,7 @@ static int p1022_rdk_machine_remove(struct snd_soc_card *card) /** * p1022_rdk_ops: ASoC machine driver operations */ -static struct snd_soc_ops p1022_rdk_ops = { +static const struct snd_soc_ops p1022_rdk_ops = { .startup = p1022_rdk_startup, }; diff --git a/sound/soc/fsl/phycore-ac97.c b/sound/soc/fsl/phycore-ac97.c index ae403c29688f..66fb6c4614d2 100644 --- a/sound/soc/fsl/phycore-ac97.c +++ b/sound/soc/fsl/phycore-ac97.c @@ -23,7 +23,7 @@ static struct snd_soc_card imx_phycore; -static struct snd_soc_ops imx_phycore_hifi_ops = { +static const struct snd_soc_ops imx_phycore_hifi_ops = { }; static struct snd_soc_dai_link imx_phycore_dai_ac97[] = { diff --git a/sound/soc/fsl/wm1133-ev1.c b/sound/soc/fsl/wm1133-ev1.c index b454972dce35..cdaf16367b47 100644 --- a/sound/soc/fsl/wm1133-ev1.c +++ b/sound/soc/fsl/wm1133-ev1.c @@ -139,7 +139,7 @@ static int wm1133_ev1_hw_params(struct snd_pcm_substream *substream, return 0; } -static struct snd_soc_ops wm1133_ev1_ops = { +static const struct snd_soc_ops wm1133_ev1_ops = { .hw_params = wm1133_ev1_hw_params, }; |