forked from Minki/linux
ASoC: omap: Use common DAI DMA data
Use the common DAI DMA data struct for omap, this allows us to use the common helper function to configure the DMA slave config based on the DAI DMA data. For omap-dmic and omap-mcpdm also move the DMA data from a global variable to the driver state struct. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lars-Peter Clausen
Mark Brown
parent
2735e6cd2b
commit
09ae3aaf3c
@ -28,7 +28,6 @@
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#include <linux/platform_data/asoc-ti-mcbsp.h>
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#include "omap-mcbsp.h"
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#include "omap-pcm.h"
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#include "../codecs/tlv320aic23.h"
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@ -36,7 +36,6 @@
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#include <linux/platform_data/asoc-ti-mcbsp.h>
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#include "omap-mcbsp.h"
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#include "omap-pcm.h"
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#include "../codecs/cx20442.h"
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@ -1018,9 +1018,10 @@ int omap_mcbsp_init(struct platform_device *pdev)
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return -ENODEV;
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}
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/* RX DMA request number, and port address configuration */
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mcbsp->dma_data[1].name = "Audio Capture";
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mcbsp->dma_data[1].dma_req = res->start;
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mcbsp->dma_data[1].port_addr = omap_mcbsp_dma_reg_params(mcbsp, 1);
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mcbsp->dma_req[1] = res->start;
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mcbsp->dma_data[1].filter_data = &mcbsp->dma_req[1];
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mcbsp->dma_data[1].addr = omap_mcbsp_dma_reg_params(mcbsp, 1);
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mcbsp->dma_data[1].maxburst = 4;
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res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx");
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if (!res) {
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@ -1028,9 +1029,10 @@ int omap_mcbsp_init(struct platform_device *pdev)
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return -ENODEV;
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}
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/* TX DMA request number, and port address configuration */
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mcbsp->dma_data[0].name = "Audio Playback";
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mcbsp->dma_data[0].dma_req = res->start;
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mcbsp->dma_data[0].port_addr = omap_mcbsp_dma_reg_params(mcbsp, 0);
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mcbsp->dma_req[0] = res->start;
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mcbsp->dma_data[0].filter_data = &mcbsp->dma_req[0];
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mcbsp->dma_data[0].addr = omap_mcbsp_dma_reg_params(mcbsp, 0);
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mcbsp->dma_data[0].maxburst = 4;
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mcbsp->fclk = clk_get(&pdev->dev, "fck");
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if (IS_ERR(mcbsp->fclk)) {
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@ -24,14 +24,14 @@
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#ifndef __ASOC_MCBSP_H
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#define __ASOC_MCBSP_H
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#include "omap-pcm.h"
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#ifdef CONFIG_ARCH_OMAP1
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#define mcbsp_omap1() 1
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#else
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#define mcbsp_omap1() 0
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#endif
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#include <sound/dmaengine_pcm.h>
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/* McBSP register numbers. Register address offset = num * reg_step */
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enum {
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/* Common registers */
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@ -312,7 +312,8 @@ struct omap_mcbsp {
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struct omap_mcbsp_platform_data *pdata;
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struct omap_mcbsp_st_data *st_data;
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struct omap_mcbsp_reg_cfg cfg_regs;
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struct omap_pcm_dma_data dma_data[2];
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struct snd_dmaengine_dai_dma_data dma_data[2];
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unsigned int dma_req[2];
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int dma_op_mode;
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u16 max_tx_thres;
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u16 max_rx_thres;
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@ -34,7 +34,6 @@
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#include <linux/platform_data/asoc-ti-mcbsp.h>
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#include "omap-mcbsp.h"
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#include "omap-pcm.h"
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#define N810_HEADSET_AMP_GPIO 10
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#define N810_SPEAKER_AMP_GPIO 101
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@ -34,7 +34,6 @@
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#include "omap-dmic.h"
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#include "omap-mcpdm.h"
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#include "omap-pcm.h"
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#include "../codecs/twl6040.h"
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struct abe_twl6040 {
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@ -39,8 +39,8 @@
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#include <sound/pcm_params.h>
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#include <sound/initval.h>
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#include <sound/soc.h>
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#include <sound/dmaengine_pcm.h>
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#include "omap-pcm.h"
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#include "omap-dmic.h"
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struct omap_dmic {
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@ -55,13 +55,9 @@ struct omap_dmic {
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u32 ch_enabled;
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bool active;
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struct mutex mutex;
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};
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/*
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* Stream DMA parameters
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*/
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static struct omap_pcm_dma_data omap_dmic_dai_dma_params = {
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.name = "DMIC capture",
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struct snd_dmaengine_dai_dma_data dma_data;
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unsigned int dma_req;
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};
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static inline void omap_dmic_write(struct omap_dmic *dmic, u16 reg, u32 val)
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@ -118,7 +114,7 @@ static int omap_dmic_dai_startup(struct snd_pcm_substream *substream,
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mutex_unlock(&dmic->mutex);
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snd_soc_dai_set_dma_data(dai, substream, &omap_dmic_dai_dma_params);
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snd_soc_dai_set_dma_data(dai, substream, &dmic->dma_data);
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return ret;
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}
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@ -203,7 +199,7 @@ static int omap_dmic_dai_hw_params(struct snd_pcm_substream *substream,
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struct snd_soc_dai *dai)
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{
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struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
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struct omap_pcm_dma_data *dma_data;
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struct snd_dmaengine_dai_dma_data *dma_data;
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int channels;
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dmic->clk_div = omap_dmic_select_divider(dmic, params_rate(params));
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@ -230,7 +226,7 @@ static int omap_dmic_dai_hw_params(struct snd_pcm_substream *substream,
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/* packet size is threshold * channels */
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dma_data = snd_soc_dai_get_dma_data(dai, substream);
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dma_data->packet_size = dmic->threshold * channels;
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dma_data->maxburst = dmic->threshold * channels;
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return 0;
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}
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@ -476,7 +472,7 @@ static int asoc_dmic_probe(struct platform_device *pdev)
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ret = -ENODEV;
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goto err_put_clk;
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}
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omap_dmic_dai_dma_params.port_addr = res->start + OMAP_DMIC_DATA_REG;
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dmic->dma_data.addr = res->start + OMAP_DMIC_DATA_REG;
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res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
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if (!res) {
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@ -484,7 +480,9 @@ static int asoc_dmic_probe(struct platform_device *pdev)
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ret = -ENODEV;
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goto err_put_clk;
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}
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omap_dmic_dai_dma_params.dma_req = res->start;
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dmic->dma_req = res->start;
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dmic->dma_data.filter_data = &dmic->dma_req;
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res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
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if (!res) {
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@ -32,15 +32,16 @@
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#include <sound/soc.h>
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#include <sound/asound.h>
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#include <sound/asoundef.h>
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#include <sound/dmaengine_pcm.h>
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#include <video/omapdss.h>
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#include "omap-pcm.h"
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#include "omap-hdmi.h"
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#define DRV_NAME "omap-hdmi-audio-dai"
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struct hdmi_priv {
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struct omap_pcm_dma_data dma_params;
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struct snd_dmaengine_dai_dma_data dma_data;
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unsigned int dma_req;
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struct omap_dss_audio dss_audio;
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struct snd_aes_iec958 iec;
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struct snd_cea_861_aud_if cea;
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@ -68,7 +69,7 @@ static int omap_hdmi_dai_startup(struct snd_pcm_substream *substream,
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return -ENODEV;
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}
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snd_soc_dai_set_dma_data(dai, substream, &priv->dma_params);
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snd_soc_dai_set_dma_data(dai, substream, &priv->dma_data);
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return 0;
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}
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@ -88,25 +89,20 @@ static int omap_hdmi_dai_hw_params(struct snd_pcm_substream *substream,
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struct hdmi_priv *priv = snd_soc_dai_get_drvdata(dai);
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struct snd_aes_iec958 *iec = &priv->iec;
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struct snd_cea_861_aud_if *cea = &priv->cea;
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struct omap_pcm_dma_data *dma_data;
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int err = 0;
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dma_data = snd_soc_dai_get_dma_data(dai, substream);
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switch (params_format(params)) {
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case SNDRV_PCM_FORMAT_S16_LE:
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dma_data->packet_size = 16;
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priv->dma_data.maxburst = 16;
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break;
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case SNDRV_PCM_FORMAT_S24_LE:
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dma_data->packet_size = 32;
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priv->dma_data.maxburst = 32;
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break;
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default:
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dev_err(dai->dev, "format not supported!\n");
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return -EINVAL;
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}
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dma_data->data_type = 32;
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/*
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* fill the IEC-60958 channel status word
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*/
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@ -283,8 +279,7 @@ static int omap_hdmi_probe(struct platform_device *pdev)
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return -ENODEV;
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}
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hdmi_data->dma_params.port_addr = hdmi_rsrc->start
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+ OMAP_HDMI_AUDIO_DMA_PORT;
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hdmi_data->dma_data.addr = hdmi_rsrc->start + OMAP_HDMI_AUDIO_DMA_PORT;
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hdmi_rsrc = platform_get_resource(pdev, IORESOURCE_DMA, 0);
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if (!hdmi_rsrc) {
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@ -292,8 +287,9 @@ static int omap_hdmi_probe(struct platform_device *pdev)
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return -ENODEV;
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}
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hdmi_data->dma_params.dma_req = hdmi_rsrc->start;
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hdmi_data->dma_params.name = "HDMI playback";
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hdmi_data->dma_req = hdmi_rsrc->start;
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hdmi_data->dma_data.filter_data = &hdmi_data->dma_req;
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hdmi_data->dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
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/*
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* TODO: We assume that there is only one DSS HDMI device. Future
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@ -33,11 +33,11 @@
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#include <sound/pcm_params.h>
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#include <sound/initval.h>
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#include <sound/soc.h>
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#include <sound/dmaengine_pcm.h>
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#include <linux/platform_data/asoc-ti-mcbsp.h>
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#include "mcbsp.h"
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#include "omap-mcbsp.h"
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#include "omap-pcm.h"
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#define OMAP_MCBSP_RATES (SNDRV_PCM_RATE_8000_96000)
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@ -224,7 +224,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
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{
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struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
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struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs;
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struct omap_pcm_dma_data *dma_data;
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struct snd_dmaengine_dai_dma_data *dma_data;
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int wlen, channels, wpf;
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int pkt_size = 0;
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unsigned int format, div, framesize, master;
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@ -276,7 +276,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
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omap_mcbsp_set_threshold(substream, pkt_size);
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}
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dma_data->packet_size = pkt_size;
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dma_data->maxburst = pkt_size;
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if (mcbsp->configured) {
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/* McBSP already configured by another stream */
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@ -39,9 +39,9 @@
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include <sound/dmaengine_pcm.h>
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#include "omap-mcpdm.h"
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#include "omap-pcm.h"
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struct mcpdm_link_config {
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u32 link_mask; /* channel mask for the direction */
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@ -64,19 +64,14 @@ struct omap_mcpdm {
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/* McPDM needs to be restarted due to runtime reconfiguration */
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bool restart;
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struct snd_dmaengine_dai_dma_data dma_data[2];
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unsigned int dma_req[2];
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};
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/*
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* Stream DMA parameters
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*/
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static struct omap_pcm_dma_data omap_mcpdm_dai_dma_params[] = {
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{
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.name = "Audio playback",
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},
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{
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.name = "Audio capture",
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},
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};
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static inline void omap_mcpdm_write(struct omap_mcpdm *mcpdm, u16 reg, u32 val)
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{
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@ -272,7 +267,7 @@ static int omap_mcpdm_dai_startup(struct snd_pcm_substream *substream,
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mutex_unlock(&mcpdm->mutex);
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snd_soc_dai_set_dma_data(dai, substream,
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&omap_mcpdm_dai_dma_params[substream->stream]);
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&mcpdm->dma_data[substream->stream]);
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return 0;
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}
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@ -302,7 +297,7 @@ static int omap_mcpdm_dai_hw_params(struct snd_pcm_substream *substream,
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{
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struct omap_mcpdm *mcpdm = snd_soc_dai_get_drvdata(dai);
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int stream = substream->stream;
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struct omap_pcm_dma_data *dma_data;
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struct snd_dmaengine_dai_dma_data *dma_data;
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u32 threshold;
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int channels;
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int link_mask = 0;
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@ -342,14 +337,14 @@ static int omap_mcpdm_dai_hw_params(struct snd_pcm_substream *substream,
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if (!mcpdm->config[!stream].link_mask)
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mcpdm->config[!stream].link_mask = 0x3;
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dma_data->packet_size =
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dma_data->maxburst =
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(MCPDM_DN_THRES_MAX - threshold) * channels;
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} else {
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/* If playback is not running assume a stereo stream to come */
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if (!mcpdm->config[!stream].link_mask)
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mcpdm->config[!stream].link_mask = (0x3 << 3);
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dma_data->packet_size = threshold * channels;
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dma_data->maxburst = threshold * channels;
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}
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/* Check if we need to restart McPDM with this stream */
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@ -475,20 +470,22 @@ static int asoc_mcpdm_probe(struct platform_device *pdev)
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if (res == NULL)
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return -ENOMEM;
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omap_mcpdm_dai_dma_params[0].port_addr = res->start + MCPDM_REG_DN_DATA;
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omap_mcpdm_dai_dma_params[1].port_addr = res->start + MCPDM_REG_UP_DATA;
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mcpdm->dma_data[0].addr = res->start + MCPDM_REG_DN_DATA;
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mcpdm->dma_data[1].addr = res->start + MCPDM_REG_UP_DATA;
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res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "dn_link");
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if (!res)
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return -ENODEV;
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omap_mcpdm_dai_dma_params[0].dma_req = res->start;
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mcpdm->dma_req[0] = res->start;
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mcpdm->dma_data[0].filter_data = &mcpdm->dma_req[0];
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res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "up_link");
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if (!res)
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return -ENODEV;
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omap_mcpdm_dai_dma_params[1].dma_req = res->start;
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mcpdm->dma_req[1] = res->start;
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mcpdm->dma_data[1].filter_data = &mcpdm->dma_req[1];
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res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
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if (res == NULL)
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@ -32,8 +32,6 @@
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#include <sound/dmaengine_pcm.h>
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#include <sound/soc.h>
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#include "omap-pcm.h"
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#ifdef CONFIG_ARCH_OMAP1
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#define pcm_omap1510() cpu_is_omap1510()
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#else
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@ -56,25 +54,6 @@ static const struct snd_pcm_hardware omap_pcm_hardware = {
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.buffer_bytes_max = 128 * 1024,
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};
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static int omap_pcm_get_dma_buswidth(int num_bits)
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{
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int buswidth;
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switch (num_bits) {
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case 16:
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buswidth = DMA_SLAVE_BUSWIDTH_2_BYTES;
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break;
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case 32:
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buswidth = DMA_SLAVE_BUSWIDTH_4_BYTES;
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break;
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default:
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buswidth = -EINVAL;
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break;
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}
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return buswidth;
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}
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/* this may get called several times by oss emulation */
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static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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@ -105,20 +84,9 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
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if (err)
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return err;
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/* Override the *_dma addr_width if requested by the DAI driver */
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if (dma_data->data_type) {
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int buswidth = omap_pcm_get_dma_buswidth(dma_data->data_type);
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|
||||
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
|
||||
config.dst_addr_width = buswidth;
|
||||
else
|
||||
config.src_addr_width = buswidth;
|
||||
}
|
||||
|
||||
config.src_addr = dma_data->port_addr;
|
||||
config.dst_addr = dma_data->port_addr;
|
||||
config.src_maxburst = dma_data->packet_size;
|
||||
config.dst_maxburst = dma_data->packet_size;
|
||||
snd_dmaengine_pcm_set_config_from_dai_data(substream,
|
||||
snd_soc_dai_get_dma_data(rtd->cpu_dai, substream),
|
||||
&config);
|
||||
|
||||
return dmaengine_slave_config(chan, &config);
|
||||
}
|
||||
@ -144,14 +112,14 @@ static snd_pcm_uframes_t omap_pcm_pointer(struct snd_pcm_substream *substream)
|
||||
static int omap_pcm_open(struct snd_pcm_substream *substream)
|
||||
{
|
||||
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
||||
struct omap_pcm_dma_data *dma_data;
|
||||
struct snd_dmaengine_dai_dma_data *dma_data;
|
||||
|
||||
snd_soc_set_runtime_hwparams(substream, &omap_pcm_hardware);
|
||||
|
||||
dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
|
||||
|
||||
return snd_dmaengine_pcm_open(substream, omap_dma_filter_fn,
|
||||
&dma_data->dma_req);
|
||||
dma_data->filter_data);
|
||||
}
|
||||
|
||||
static int omap_pcm_mmap(struct snd_pcm_substream *substream,
|
||||
|
||||
@ -1,39 +0,0 @@
|
||||
/*
|
||||
* omap-pcm.h
|
||||
*
|
||||
* Copyright (C) 2008 Nokia Corporation
|
||||
*
|
||||
* Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
|
||||
* Peter Ujfalusi <peter.ujfalusi@ti.com>
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* General Public License for more details.
|
||||
*
|
||||
* 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., 51 Franklin St, Fifth Floor, Boston, MA
|
||||
* 02110-1301 USA
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef __OMAP_PCM_H__
|
||||
#define __OMAP_PCM_H__
|
||||
|
||||
struct snd_pcm_substream;
|
||||
|
||||
struct omap_pcm_dma_data {
|
||||
char *name; /* stream identifier */
|
||||
int dma_req; /* DMA request line */
|
||||
unsigned long port_addr; /* transmit/receive register */
|
||||
int data_type; /* 8, 16, 32 (bits) or 0 to let omap-pcm
|
||||
* to decide the sDMA data type */
|
||||
int packet_size; /* packet size only in PACKET mode */
|
||||
};
|
||||
|
||||
#endif
|
||||
@ -43,7 +43,6 @@
|
||||
#include <sound/jack.h>
|
||||
|
||||
#include "omap-mcbsp.h"
|
||||
#include "omap-pcm.h"
|
||||
|
||||
struct omap_twl4030 {
|
||||
int jack_detect; /* board can detect jack events */
|
||||
|
||||
@ -34,7 +34,6 @@
|
||||
#include <linux/platform_data/asoc-ti-mcbsp.h>
|
||||
|
||||
#include "omap-mcbsp.h"
|
||||
#include "omap-pcm.h"
|
||||
|
||||
#define OMAP3_PANDORA_DAC_POWER_GPIO 118
|
||||
#define OMAP3_PANDORA_AMP_POWER_GPIO 14
|
||||
|
||||
@ -33,7 +33,6 @@
|
||||
#include <linux/platform_data/asoc-ti-mcbsp.h>
|
||||
|
||||
#include "omap-mcbsp.h"
|
||||
#include "omap-pcm.h"
|
||||
#include "../codecs/tlv320aic23.h"
|
||||
|
||||
#define CODEC_CLOCK 12000000
|
||||
|
||||
@ -37,7 +37,6 @@
|
||||
#include <asm/mach-types.h>
|
||||
|
||||
#include "omap-mcbsp.h"
|
||||
#include "omap-pcm.h"
|
||||
|
||||
#define RX51_TVOUT_SEL_GPIO 40
|
||||
#define RX51_JACK_DETECT_GPIO 177
|
||||
|
||||
Loading…
Reference in New Issue
Block a user