[alsa-devel] [PATCH 1/2] ASoC: jz4740-i2s: Use managed resources

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[alsa-devel] [PATCH - oxygen 1/1]...

Lars-Peter Clausen

3 Dec 2013 3 Dec '13

6:53 p.m.

Makes the code a bit shorter.

Signed-off-by: Lars-Peter Clausen lars@metafoo.de --- sound/soc/jz4740/jz4740-i2s.c | 85 ++++++++--------------------------------- 1 file changed, 15 insertions(+), 70 deletions(-)

diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c index 4c849a4..a0b6a85 100644 --- a/sound/soc/jz4740/jz4740-i2s.c +++ b/sound/soc/jz4740/jz4740-i2s.c @@ -432,91 +432,36 @@ static const struct snd_soc_component_driver jz4740_i2s_component = { static int jz4740_i2s_dev_probe(struct platform_device *pdev) { struct jz4740_i2s *i2s; + struct resource *mem; int ret;

- i2s = kzalloc(sizeof(*i2s), GFP_KERNEL); - + i2s = devm_kzalloc(&pdev->dev, sizeof(*i2s), GFP_KERNEL); if (!i2s) return -ENOMEM;

- i2s->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!i2s->mem) { - ret = -ENOENT; - goto err_free; - } - - i2s->mem = request_mem_region(i2s->mem->start, resource_size(i2s->mem), - pdev->name); - if (!i2s->mem) { - ret = -EBUSY; - goto err_free; - } - - i2s->base = ioremap_nocache(i2s->mem->start, resource_size(i2s->mem)); - if (!i2s->base) { - ret = -EBUSY; - goto err_release_mem_region; - } + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + i2s->base = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(i2s->base)) + return PTR_ERR(i2s->base);

- i2s->phys_base = i2s->mem->start; + i2s->phys_base = mem->start;

- i2s->clk_aic = clk_get(&pdev->dev, "aic"); - if (IS_ERR(i2s->clk_aic)) { - ret = PTR_ERR(i2s->clk_aic); - goto err_iounmap; - } + i2s->clk_aic = devm_clk_get(&pdev->dev, "aic"); + if (IS_ERR(i2s->clk_aic)) + return PTR_ERR(i2s->clk_aic);

- i2s->clk_i2s = clk_get(&pdev->dev, "i2s"); - if (IS_ERR(i2s->clk_i2s)) { - ret = PTR_ERR(i2s->clk_i2s); - goto err_clk_put_aic; - } + i2s->clk_i2s = devm_clk_get(&pdev->dev, "i2s"); + if (IS_ERR(i2s->clk_i2s)) + return PTR_ERR(i2s->clk_i2s);

platform_set_drvdata(pdev, i2s); - ret = snd_soc_register_component(&pdev->dev, &jz4740_i2s_component, - &jz4740_i2s_dai, 1); - - if (ret) { - dev_err(&pdev->dev, "Failed to register DAI\n"); - goto err_clk_put_i2s; - } - - return 0; - -err_clk_put_i2s: - clk_put(i2s->clk_i2s); -err_clk_put_aic: - clk_put(i2s->clk_aic); -err_iounmap: - iounmap(i2s->base); -err_release_mem_region: - release_mem_region(i2s->mem->start, resource_size(i2s->mem)); -err_free: - kfree(i2s); - - return ret; -} - -static int jz4740_i2s_dev_remove(struct platform_device *pdev) -{ - struct jz4740_i2s *i2s = platform_get_drvdata(pdev); - - snd_soc_unregister_component(&pdev->dev); - - clk_put(i2s->clk_i2s); - clk_put(i2s->clk_aic);

- iounmap(i2s->base); - release_mem_region(i2s->mem->start, resource_size(i2s->mem)); - - kfree(i2s); - - return 0; + return devm_snd_soc_register_component(&pdev->dev, + &jz4740_i2s_component, &jz4740_i2s_dai, 1); }

static struct platform_driver jz4740_i2s_driver = { .probe = jz4740_i2s_dev_probe, - .remove = jz4740_i2s_dev_remove, .driver = { .name = "jz4740-i2s", .owner = THIS_MODULE,

-- 1.7.10.4

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Lars-Peter Clausen

3 Dec 3 Dec

6:53 p.m.

New subject: [alsa-devel] [PATCH 2/2] ASoC: jz4740: Use the generic dmaengine PCM driver

Now that there is a dmaengine driver for the jz4740 DMA core we can use the generic dmaengine PCM driver. This allows us to remove the custom jz4740-pcm code completely.

Signed-off-by: Lars-Peter Clausen lars@metafoo.de --- sound/soc/jz4740/Kconfig | 1 + sound/soc/jz4740/jz4740-i2s.c | 54 +++---- sound/soc/jz4740/jz4740-pcm.c | 358 ----------------------------------------- sound/soc/jz4740/jz4740-pcm.h | 20 --- sound/soc/jz4740/qi_lb60.c | 2 +- 5 files changed, 24 insertions(+), 411 deletions(-) delete mode 100644 sound/soc/jz4740/jz4740-pcm.c delete mode 100644 sound/soc/jz4740/jz4740-pcm.h

diff --git a/sound/soc/jz4740/Kconfig b/sound/soc/jz4740/Kconfig index 94406de..74b2f2b 100644 --- a/sound/soc/jz4740/Kconfig +++ b/sound/soc/jz4740/Kconfig @@ -1,6 +1,7 @@ config SND_JZ4740_SOC tristate "SoC Audio for Ingenic JZ4740 SoC" depends on MACH_JZ4740 && SND_SOC + select SND_SOC_GENERIC_DMAENGINE_PCM help Say Y or M if you want to add support for codecs attached to the JZ4740 I2S interface. You will also need to select the audio diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c index a0b6a85..8f22000 100644 --- a/sound/soc/jz4740/jz4740-i2s.c +++ b/sound/soc/jz4740/jz4740-i2s.c @@ -29,9 +29,11 @@ #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/initval.h> +#include <sound/dmaengine_pcm.h> + +#include <asm/mach-jz4740/dma.h>

#include "jz4740-i2s.h" -#include "jz4740-pcm.h"

#define JZ_REG_AIC_CONF 0x00 #define JZ_REG_AIC_CTRL 0x04 @@ -89,8 +91,8 @@ struct jz4740_i2s { struct clk *clk_aic; struct clk *clk_i2s;

- struct jz4740_pcm_config pcm_config_playback; - struct jz4740_pcm_config pcm_config_capture; + struct snd_dmaengine_dai_dma_data playback_dma_data; + struct snd_dmaengine_dai_dma_data capture_dma_data; };

static inline uint32_t jz4740_i2s_read(const struct jz4740_i2s *i2s, @@ -233,8 +235,6 @@ static int jz4740_i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { struct jz4740_i2s *i2s = snd_soc_dai_get_drvdata(dai); - enum jz4740_dma_width dma_width; - struct jz4740_pcm_config *pcm_config; unsigned int sample_size; uint32_t ctrl;

@@ -243,11 +243,9 @@ static int jz4740_i2s_hw_params(struct snd_pcm_substream *substream, switch (params_format(params)) { case SNDRV_PCM_FORMAT_S8: sample_size = 0; - dma_width = JZ4740_DMA_WIDTH_8BIT; break; case SNDRV_PCM_FORMAT_S16: sample_size = 1; - dma_width = JZ4740_DMA_WIDTH_16BIT; break; default: return -EINVAL; @@ -260,22 +258,13 @@ static int jz4740_i2s_hw_params(struct snd_pcm_substream *substream, ctrl |= JZ_AIC_CTRL_MONO_TO_STEREO; else ctrl &= ~JZ_AIC_CTRL_MONO_TO_STEREO; - - pcm_config = &i2s->pcm_config_playback; - pcm_config->dma_config.dst_width = dma_width; - } else { ctrl &= ~JZ_AIC_CTRL_INPUT_SAMPLE_SIZE_MASK; ctrl |= sample_size << JZ_AIC_CTRL_INPUT_SAMPLE_SIZE_OFFSET; - - pcm_config = &i2s->pcm_config_capture; - pcm_config->dma_config.src_width = dma_width; }

jz4740_i2s_write(i2s, JZ_REG_AIC_CTRL, ctrl);

- snd_soc_dai_set_dma_data(dai, substream, pcm_config); - return 0; }

@@ -342,25 +331,19 @@ static int jz4740_i2s_resume(struct snd_soc_dai *dai)

static void jz4740_i2c_init_pcm_config(struct jz4740_i2s *i2s) { - struct jz4740_dma_config *dma_config; + struct snd_dmaengine_dai_dma_data *dma_data;

/* Playback */ - dma_config = &i2s->pcm_config_playback.dma_config; - dma_config->src_width = JZ4740_DMA_WIDTH_32BIT; - dma_config->transfer_size = JZ4740_DMA_TRANSFER_SIZE_16BYTE; - dma_config->request_type = JZ4740_DMA_TYPE_AIC_TRANSMIT; - dma_config->flags = JZ4740_DMA_SRC_AUTOINC; - dma_config->mode = JZ4740_DMA_MODE_SINGLE; - i2s->pcm_config_playback.fifo_addr = i2s->phys_base + JZ_REG_AIC_FIFO; + dma_data = &i2s->playback_dma_data; + dma_data->maxburst = 16; + dma_data->slave_id = JZ4740_DMA_TYPE_AIC_TRANSMIT; + dma_data->addr = i2s->phys_base + JZ_REG_AIC_FIFO;

/* Capture */ - dma_config = &i2s->pcm_config_capture.dma_config; - dma_config->dst_width = JZ4740_DMA_WIDTH_32BIT; - dma_config->transfer_size = JZ4740_DMA_TRANSFER_SIZE_16BYTE; - dma_config->request_type = JZ4740_DMA_TYPE_AIC_RECEIVE; - dma_config->flags = JZ4740_DMA_DST_AUTOINC; - dma_config->mode = JZ4740_DMA_MODE_SINGLE; - i2s->pcm_config_capture.fifo_addr = i2s->phys_base + JZ_REG_AIC_FIFO; + dma_data = &i2s->capture_dma_data; + dma_data->maxburst = 16; + dma_data->slave_id = JZ4740_DMA_TYPE_AIC_RECEIVE; + dma_data->addr = i2s->phys_base + JZ_REG_AIC_FIFO; }

static int jz4740_i2s_dai_probe(struct snd_soc_dai *dai) @@ -371,6 +354,8 @@ static int jz4740_i2s_dai_probe(struct snd_soc_dai *dai) clk_prepare_enable(i2s->clk_aic);

jz4740_i2c_init_pcm_config(i2s); + snd_soc_dai_init_dma_data(dai, &i2s->playback_dma_data, + &i2s->capture_dma_data);

conf = (7 << JZ_AIC_CONF_FIFO_RX_THRESHOLD_OFFSET) | (8 << JZ_AIC_CONF_FIFO_TX_THRESHOLD_OFFSET) | @@ -456,8 +441,13 @@ static int jz4740_i2s_dev_probe(struct platform_device *pdev)

platform_set_drvdata(pdev, i2s);

- return devm_snd_soc_register_component(&pdev->dev, + ret = devm_snd_soc_register_component(&pdev->dev, &jz4740_i2s_component, &jz4740_i2s_dai, 1); + if (ret) + return ret; + + return devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, + SND_DMAENGINE_PCM_FLAG_COMPAT); }

static struct platform_driver jz4740_i2s_driver = { diff --git a/sound/soc/jz4740/jz4740-pcm.c b/sound/soc/jz4740/jz4740-pcm.c deleted file mode 100644 index 1d7ef28..0000000 --- a/sound/soc/jz4740/jz4740-pcm.c +++ /dev/null @@ -1,358 +0,0 @@ -/* - * Copyright (C) 2010, Lars-Peter Clausen lars@metafoo.de - * - * 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 - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include <linux/dma-mapping.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> - -#include <asm/mach-jz4740/dma.h> -#include "jz4740-pcm.h" - -struct jz4740_runtime_data { - unsigned long dma_period; - dma_addr_t dma_start; - dma_addr_t dma_pos; - dma_addr_t dma_end; - - struct jz4740_dma_chan *dma; - - dma_addr_t fifo_addr; -}; - -/* identify hardware playback capabilities */ -static const struct snd_pcm_hardware jz4740_pcm_hardware = { - .info = SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8, - - .rates = SNDRV_PCM_RATE_8000_48000, - .channels_min = 1, - .channels_max = 2, - .period_bytes_min = 16, - .period_bytes_max = 2 * PAGE_SIZE, - .periods_min = 2, - .periods_max = 128, - .buffer_bytes_max = 128 * 2 * PAGE_SIZE, - .fifo_size = 32, -}; - -static void jz4740_pcm_start_transfer(struct jz4740_runtime_data *prtd, - struct snd_pcm_substream *substream) -{ - unsigned long count; - - if (prtd->dma_pos == prtd->dma_end) - prtd->dma_pos = prtd->dma_start; - - if (prtd->dma_pos + prtd->dma_period > prtd->dma_end) - count = prtd->dma_end - prtd->dma_pos; - else - count = prtd->dma_period; - - jz4740_dma_disable(prtd->dma); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - jz4740_dma_set_src_addr(prtd->dma, prtd->dma_pos); - jz4740_dma_set_dst_addr(prtd->dma, prtd->fifo_addr); - } else { - jz4740_dma_set_src_addr(prtd->dma, prtd->fifo_addr); - jz4740_dma_set_dst_addr(prtd->dma, prtd->dma_pos); - } - - jz4740_dma_set_transfer_count(prtd->dma, count); - - prtd->dma_pos += count; - - jz4740_dma_enable(prtd->dma); -} - -static void jz4740_pcm_dma_transfer_done(struct jz4740_dma_chan *dma, int err, - void *dev_id) -{ - struct snd_pcm_substream *substream = dev_id; - struct snd_pcm_runtime *runtime = substream->runtime; - struct jz4740_runtime_data *prtd = runtime->private_data; - - snd_pcm_period_elapsed(substream); - - jz4740_pcm_start_transfer(prtd, substream); -} - -static int jz4740_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct jz4740_runtime_data *prtd = runtime->private_data; - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct jz4740_pcm_config *config; - - config = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); - - if (!config) - return 0; - - if (!prtd->dma) { - if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) - prtd->dma = jz4740_dma_request(substream, "PCM Capture"); - else - prtd->dma = jz4740_dma_request(substream, "PCM Playback"); - } - - if (!prtd->dma) - return -EBUSY; - - jz4740_dma_configure(prtd->dma, &config->dma_config); - prtd->fifo_addr = config->fifo_addr; - - jz4740_dma_set_complete_cb(prtd->dma, jz4740_pcm_dma_transfer_done); - - snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); - runtime->dma_bytes = params_buffer_bytes(params); - - prtd->dma_period = params_period_bytes(params); - prtd->dma_start = runtime->dma_addr; - prtd->dma_pos = prtd->dma_start; - prtd->dma_end = prtd->dma_start + runtime->dma_bytes; - - return 0; -} - -static int jz4740_pcm_hw_free(struct snd_pcm_substream *substream) -{ - struct jz4740_runtime_data *prtd = substream->runtime->private_data; - - snd_pcm_set_runtime_buffer(substream, NULL); - if (prtd->dma) { - jz4740_dma_free(prtd->dma); - prtd->dma = NULL; - } - - return 0; -} - -static int jz4740_pcm_prepare(struct snd_pcm_substream *substream) -{ - struct jz4740_runtime_data *prtd = substream->runtime->private_data; - - if (!prtd->dma) - return -EBUSY; - - prtd->dma_pos = prtd->dma_start; - - return 0; -} - -static int jz4740_pcm_trigger(struct snd_pcm_substream *substream, int cmd) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct jz4740_runtime_data *prtd = runtime->private_data; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - jz4740_pcm_start_transfer(prtd, substream); - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - jz4740_dma_disable(prtd->dma); - break; - default: - break; - } - - return 0; -} - -static snd_pcm_uframes_t jz4740_pcm_pointer(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct jz4740_runtime_data *prtd = runtime->private_data; - unsigned long byte_offset; - snd_pcm_uframes_t offset; - struct jz4740_dma_chan *dma = prtd->dma; - - /* prtd->dma_pos points to the end of the current transfer. So by - * subtracting prdt->dma_start we get the offset to the end of the - * current period in bytes. By subtracting the residue of the transfer - * we get the current offset in bytes. */ - byte_offset = prtd->dma_pos - prtd->dma_start; - byte_offset -= jz4740_dma_get_residue(dma); - - offset = bytes_to_frames(runtime, byte_offset); - if (offset >= runtime->buffer_size) - offset = 0; - - return offset; -} - -static int jz4740_pcm_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct jz4740_runtime_data *prtd; - - prtd = kzalloc(sizeof(*prtd), GFP_KERNEL); - if (prtd == NULL) - return -ENOMEM; - - snd_soc_set_runtime_hwparams(substream, &jz4740_pcm_hardware); - - runtime->private_data = prtd; - - return 0; -} - -static int jz4740_pcm_close(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct jz4740_runtime_data *prtd = runtime->private_data; - - kfree(prtd); - - return 0; -} - -static int jz4740_pcm_mmap(struct snd_pcm_substream *substream, - struct vm_area_struct *vma) -{ - return remap_pfn_range(vma, vma->vm_start, - substream->dma_buffer.addr >> PAGE_SHIFT, - vma->vm_end - vma->vm_start, vma->vm_page_prot); -} - -static struct snd_pcm_ops jz4740_pcm_ops = { - .open = jz4740_pcm_open, - .close = jz4740_pcm_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = jz4740_pcm_hw_params, - .hw_free = jz4740_pcm_hw_free, - .prepare = jz4740_pcm_prepare, - .trigger = jz4740_pcm_trigger, - .pointer = jz4740_pcm_pointer, - .mmap = jz4740_pcm_mmap, -}; - -static int jz4740_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream) -{ - struct snd_pcm_substream *substream = pcm->streams[stream].substream; - struct snd_dma_buffer *buf = &substream->dma_buffer; - size_t size = jz4740_pcm_hardware.buffer_bytes_max; - - buf->dev.type = SNDRV_DMA_TYPE_DEV; - buf->dev.dev = pcm->card->dev; - buf->private_data = NULL; - - buf->area = dma_alloc_noncoherent(pcm->card->dev, size, - &buf->addr, GFP_KERNEL); - if (!buf->area) - return -ENOMEM; - - buf->bytes = size; - - return 0; -} - -static void jz4740_pcm_free(struct snd_pcm *pcm) -{ - struct snd_pcm_substream *substream; - struct snd_dma_buffer *buf; - int stream; - - for (stream = 0; stream < SNDRV_PCM_STREAM_LAST; ++stream) { - substream = pcm->streams[stream].substream; - if (!substream) - continue; - - buf = &substream->dma_buffer; - if (!buf->area) - continue; - - dma_free_noncoherent(pcm->card->dev, buf->bytes, buf->area, - buf->addr); - buf->area = NULL; - } -} - -static int jz4740_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_card *card = rtd->card->snd_card; - struct snd_pcm *pcm = rtd->pcm; - int ret; - - ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32)); - if (ret) - return ret; - - if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) { - ret = jz4740_pcm_preallocate_dma_buffer(pcm, - SNDRV_PCM_STREAM_PLAYBACK); - if (ret) - goto err; - } - - if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { - ret = jz4740_pcm_preallocate_dma_buffer(pcm, - SNDRV_PCM_STREAM_CAPTURE); - if (ret) - goto err; - } - -err: - return ret; -} - -static struct snd_soc_platform_driver jz4740_soc_platform = { - .ops = &jz4740_pcm_ops, - .pcm_new = jz4740_pcm_new, - .pcm_free = jz4740_pcm_free, -}; - -static int jz4740_pcm_probe(struct platform_device *pdev) -{ - return snd_soc_register_platform(&pdev->dev, &jz4740_soc_platform); -} - -static int jz4740_pcm_remove(struct platform_device *pdev) -{ - snd_soc_unregister_platform(&pdev->dev); - return 0; -} - -static struct platform_driver jz4740_pcm_driver = { - .probe = jz4740_pcm_probe, - .remove = jz4740_pcm_remove, - .driver = { - .name = "jz4740-pcm-audio", - .owner = THIS_MODULE, - }, -}; - -module_platform_driver(jz4740_pcm_driver); - -MODULE_AUTHOR("Lars-Peter Clausen lars@metafoo.de"); -MODULE_DESCRIPTION("Ingenic SoC JZ4740 PCM driver"); -MODULE_LICENSE("GPL"); diff --git a/sound/soc/jz4740/jz4740-pcm.h b/sound/soc/jz4740/jz4740-pcm.h deleted file mode 100644 index 1220cbb..0000000 --- a/sound/soc/jz4740/jz4740-pcm.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef _JZ4740_PCM_H -#define _JZ4740_PCM_H - -#include <linux/dma-mapping.h> -#include <asm/mach-jz4740/dma.h> - - -struct jz4740_pcm_config { - struct jz4740_dma_config dma_config; - phys_addr_t fifo_addr; -}; - -#endif diff --git a/sound/soc/jz4740/qi_lb60.c b/sound/soc/jz4740/qi_lb60.c index 55fd6b5..82b5f37 100644 --- a/sound/soc/jz4740/qi_lb60.c +++ b/sound/soc/jz4740/qi_lb60.c @@ -73,7 +73,7 @@ static struct snd_soc_dai_link qi_lb60_dai = { .name = "jz4740", .stream_name = "jz4740", .cpu_dai_name = "jz4740-i2s", - .platform_name = "jz4740-pcm-audio", + .platform_name = "jz4740-i2s", .codec_dai_name = "jz4740-hifi", .codec_name = "jz4740-codec", .init = qi_lb60_codec_init,

-- 1.7.10.4

Mark Brown

7:08 p.m.

On Tue, Dec 03, 2013 at 06:53:02PM +0100, Lars-Peter Clausen wrote:

...

Makes the code a bit shorter.

Applied both, thanks.

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