@@ -21,10 +21,10 @@
#define IDEAL_RATIO_DECIMAL_DEPTH 26
#define pair_err(fmt, ...) \
- dev_err(&asrc_priv->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__)
+ dev_err(&asrc->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__)
#define pair_dbg(fmt, ...) \
- dev_dbg(&asrc_priv->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__)
+ dev_dbg(&asrc->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__)
/* Corresponding to process_option */
static unsigned int supported_asrc_rate[] = {
@@ -157,15 +157,15 @@ static void fsl_asrc_sel_proc(int inrate, int outrate,
int fsl_asrc_request_pair(int channels, struct fsl_asrc_pair *pair)
{
enum asrc_pair_index index = ASRC_INVALID_PAIR;
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
- struct device *dev = &asrc_priv->pdev->dev;
+ struct fsl_asrc *asrc = pair->asrc;
+ struct device *dev = &asrc->pdev->dev;
unsigned long lock_flags;
int i, ret = 0;
- spin_lock_irqsave(&asrc_priv->lock, lock_flags);
+ spin_lock_irqsave(&asrc->lock, lock_flags);
for (i = ASRC_PAIR_A; i < ASRC_PAIR_MAX_NUM; i++) {
- if (asrc_priv->pair[i] != NULL)
+ if (asrc->pair[i] != NULL)
continue;
index = i;
@@ -177,17 +177,17 @@ int fsl_asrc_request_pair(int channels, struct fsl_asrc_pair *pair)
if (index == ASRC_INVALID_PAIR) {
dev_err(dev, "all pairs are busy now\n");
ret = -EBUSY;
- } else if (asrc_priv->channel_avail < channels) {
+ } else if (asrc->channel_avail < channels) {
dev_err(dev, "can't afford required channels: %d\n", channels);
ret = -EINVAL;
} else {
- asrc_priv->channel_avail -= channels;
- asrc_priv->pair[index] = pair;
+ asrc->channel_avail -= channels;
+ asrc->pair[index] = pair;
pair->channels = channels;
pair->index = index;
}
- spin_unlock_irqrestore(&asrc_priv->lock, lock_flags);
+ spin_unlock_irqrestore(&asrc->lock, lock_flags);
return ret;
}
@@ -195,25 +195,25 @@ int fsl_asrc_request_pair(int channels, struct fsl_asrc_pair *pair)
/**
* Release ASRC pair
*
- * It clears the resource from asrc_priv and releases the occupied channels.
+ * It clears the resource from asrc and releases the occupied channels.
*/
void fsl_asrc_release_pair(struct fsl_asrc_pair *pair)
{
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
unsigned long lock_flags;
/* Make sure the pair is disabled */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ASRCEi_MASK(index), 0);
- spin_lock_irqsave(&asrc_priv->lock, lock_flags);
+ spin_lock_irqsave(&asrc->lock, lock_flags);
- asrc_priv->channel_avail += pair->channels;
- asrc_priv->pair[index] = NULL;
+ asrc->channel_avail += pair->channels;
+ asrc->pair[index] = NULL;
pair->error = 0;
- spin_unlock_irqrestore(&asrc_priv->lock, lock_flags);
+ spin_unlock_irqrestore(&asrc->lock, lock_flags);
}
/**
@@ -221,10 +221,10 @@ void fsl_asrc_release_pair(struct fsl_asrc_pair *pair)
*/
static void fsl_asrc_set_watermarks(struct fsl_asrc_pair *pair, u32 in, u32 out)
{
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
- regmap_update_bits(asrc_priv->regmap, REG_ASRMCR(index),
+ regmap_update_bits(asrc->regmap, REG_ASRMCR(index),
ASRMCRi_EXTTHRSHi_MASK |
ASRMCRi_INFIFO_THRESHOLD_MASK |
ASRMCRi_OUTFIFO_THRESHOLD_MASK,
@@ -257,7 +257,7 @@ static u32 fsl_asrc_cal_asrck_divisor(struct fsl_asrc_pair *pair, u32 div)
static int fsl_asrc_set_ideal_ratio(struct fsl_asrc_pair *pair,
int inrate, int outrate)
{
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
unsigned long ratio;
int i;
@@ -286,8 +286,8 @@ static int fsl_asrc_set_ideal_ratio(struct fsl_asrc_pair *pair,
break;
}
- regmap_write(asrc_priv->regmap, REG_ASRIDRL(index), ratio);
- regmap_write(asrc_priv->regmap, REG_ASRIDRH(index), ratio >> 24);
+ regmap_write(asrc->regmap, REG_ASRIDRL(index), ratio);
+ regmap_write(asrc->regmap, REG_ASRIDRH(index), ratio >> 24);
return 0;
}
@@ -309,7 +309,7 @@ static int fsl_asrc_set_ideal_ratio(struct fsl_asrc_pair *pair,
static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
{
struct asrc_config *config = pair->config;
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
enum asrc_word_width input_word_width;
enum asrc_word_width output_word_width;
@@ -392,11 +392,11 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
}
/* Validate input and output clock sources */
- clk_index[IN] = asrc_priv->clk_map[IN][config->inclk];
- clk_index[OUT] = asrc_priv->clk_map[OUT][config->outclk];
+ clk_index[IN] = asrc->clk_map[IN][config->inclk];
+ clk_index[OUT] = asrc->clk_map[OUT][config->outclk];
/* We only have output clock for ideal ratio mode */
- clk = asrc_priv->asrck_clk[clk_index[ideal ? OUT : IN]];
+ clk = asrc->asrck_clk[clk_index[ideal ? OUT : IN]];
clk_rate = clk_get_rate(clk);
rem[IN] = do_div(clk_rate, inrate);
@@ -417,7 +417,7 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
div[IN] = min_t(u32, 1024, div[IN]);
- clk = asrc_priv->asrck_clk[clk_index[OUT]];
+ clk = asrc->asrck_clk[clk_index[OUT]];
clk_rate = clk_get_rate(clk);
if (ideal && use_ideal_rate)
rem[OUT] = do_div(clk_rate, IDEAL_RATIO_RATE);
@@ -437,22 +437,22 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
/* Set the channel number */
channels = config->channel_num;
- if (asrc_priv->soc->channel_bits < 4)
+ if (asrc->soc->channel_bits < 4)
channels /= 2;
/* Update channels for current pair */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCNCR,
- ASRCNCR_ANCi_MASK(index, asrc_priv->soc->channel_bits),
- ASRCNCR_ANCi(index, channels, asrc_priv->soc->channel_bits));
+ regmap_update_bits(asrc->regmap, REG_ASRCNCR,
+ ASRCNCR_ANCi_MASK(index, asrc->soc->channel_bits),
+ ASRCNCR_ANCi(index, channels, asrc->soc->channel_bits));
/* Default setting: Automatic selection for processing mode */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ATSi_MASK(index), ASRCTR_ATS(index));
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_USRi_MASK(index), 0);
/* Set the input and output clock sources */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCSR,
+ regmap_update_bits(asrc->regmap, REG_ASRCSR,
ASRCSR_AICSi_MASK(index) | ASRCSR_AOCSi_MASK(index),
ASRCSR_AICS(index, clk_index[IN]) |
ASRCSR_AOCS(index, clk_index[OUT]));
@@ -462,19 +462,19 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
outdiv = fsl_asrc_cal_asrck_divisor(pair, div[OUT]);
/* Suppose indiv and outdiv includes prescaler, so add its MASK too */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCDR(index),
+ regmap_update_bits(asrc->regmap, REG_ASRCDR(index),
ASRCDRi_AOCPi_MASK(index) | ASRCDRi_AICPi_MASK(index) |
ASRCDRi_AOCDi_MASK(index) | ASRCDRi_AICDi_MASK(index),
ASRCDRi_AOCP(index, outdiv) | ASRCDRi_AICP(index, indiv));
/* Implement word_width configurations */
- regmap_update_bits(asrc_priv->regmap, REG_ASRMCR1(index),
+ regmap_update_bits(asrc->regmap, REG_ASRMCR1(index),
ASRMCR1i_OW16_MASK | ASRMCR1i_IWD_MASK,
ASRMCR1i_OW16(output_word_width) |
ASRMCR1i_IWD(input_word_width));
/* Enable BUFFER STALL */
- regmap_update_bits(asrc_priv->regmap, REG_ASRMCR(index),
+ regmap_update_bits(asrc->regmap, REG_ASRMCR(index),
ASRMCRi_BUFSTALLi_MASK, ASRMCRi_BUFSTALLi);
/* Set default thresholds for input and output FIFO */
@@ -486,18 +486,18 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
return 0;
/* Clear ASTSx bit to use Ideal Ratio mode */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ATSi_MASK(index), 0);
/* Enable Ideal Ratio mode */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_IDRi_MASK(index) | ASRCTR_USRi_MASK(index),
ASRCTR_IDR(index) | ASRCTR_USR(index));
fsl_asrc_sel_proc(inrate, outrate, &pre_proc, &post_proc);
/* Apply configurations for pre- and post-processing */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCFG,
+ regmap_update_bits(asrc->regmap, REG_ASRCFG,
ASRCFG_PREMODi_MASK(index) | ASRCFG_POSTMODi_MASK(index),
ASRCFG_PREMOD(index, pre_proc) |
ASRCFG_POSTMOD(index, post_proc));
@@ -512,28 +512,28 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair, bool use_ideal_rate)
*/
static void fsl_asrc_start_pair(struct fsl_asrc_pair *pair)
{
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
int reg, retry = 10, i;
/* Enable the current pair */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ASRCEi_MASK(index), ASRCTR_ASRCE(index));
/* Wait for status of initialization */
do {
udelay(5);
- regmap_read(asrc_priv->regmap, REG_ASRCFG, ®);
+ regmap_read(asrc->regmap, REG_ASRCFG, ®);
reg &= ASRCFG_INIRQi_MASK(index);
} while (!reg && --retry);
/* Make the input fifo to ASRC STALL level */
- regmap_read(asrc_priv->regmap, REG_ASRCNCR, ®);
+ regmap_read(asrc->regmap, REG_ASRCNCR, ®);
for (i = 0; i < pair->channels * 4; i++)
- regmap_write(asrc_priv->regmap, REG_ASRDI(index), 0);
+ regmap_write(asrc->regmap, REG_ASRDI(index), 0);
/* Enable overload interrupt */
- regmap_write(asrc_priv->regmap, REG_ASRIER, ASRIER_AOLIE);
+ regmap_write(asrc->regmap, REG_ASRIER, ASRIER_AOLIE);
}
/**
@@ -541,11 +541,11 @@ static void fsl_asrc_start_pair(struct fsl_asrc_pair *pair)
*/
static void fsl_asrc_stop_pair(struct fsl_asrc_pair *pair)
{
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
/* Stop the current pair */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ASRCEi_MASK(index), 0);
}
@@ -554,23 +554,23 @@ static void fsl_asrc_stop_pair(struct fsl_asrc_pair *pair)
*/
struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, bool dir)
{
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
enum asrc_pair_index index = pair->index;
char name[4];
sprintf(name, "%cx%c", dir == IN ? 'r' : 't', index + 'a');
- return dma_request_slave_channel(&asrc_priv->pdev->dev, name);
+ return dma_request_slave_channel(&asrc->pdev->dev, name);
}
EXPORT_SYMBOL_GPL(fsl_asrc_get_dma_channel);
static int fsl_asrc_dai_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct fsl_asrc *asrc_priv = snd_soc_dai_get_drvdata(dai);
+ struct fsl_asrc *asrc = snd_soc_dai_get_drvdata(dai);
/* Odd channel number is not valid for older ASRC (channel_bits==3) */
- if (asrc_priv->soc->channel_bits == 3)
+ if (asrc->soc->channel_bits == 3)
snd_pcm_hw_constraint_step(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS, 2);
@@ -583,7 +583,7 @@ static int fsl_asrc_dai_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
- struct fsl_asrc *asrc_priv = snd_soc_dai_get_drvdata(dai);
+ struct fsl_asrc *asrc = snd_soc_dai_get_drvdata(dai);
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_asrc_pair *pair = runtime->private_data;
unsigned int channels = params_channels(params);
@@ -600,7 +600,7 @@ static int fsl_asrc_dai_hw_params(struct snd_pcm_substream *substream,
pair->config = &config;
- if (asrc_priv->asrc_width == 16)
+ if (asrc->asrc_width == 16)
format = SNDRV_PCM_FORMAT_S16_LE;
else
format = SNDRV_PCM_FORMAT_S24_LE;
@@ -614,11 +614,11 @@ static int fsl_asrc_dai_hw_params(struct snd_pcm_substream *substream,
config.input_format = params_format(params);
config.output_format = format;
config.input_sample_rate = rate;
- config.output_sample_rate = asrc_priv->asrc_rate;
+ config.output_sample_rate = asrc->asrc_rate;
} else {
config.input_format = format;
config.output_format = params_format(params);
- config.input_sample_rate = asrc_priv->asrc_rate;
+ config.input_sample_rate = asrc->asrc_rate;
config.output_sample_rate = rate;
}
@@ -676,10 +676,10 @@ static const struct snd_soc_dai_ops fsl_asrc_dai_ops = {
static int fsl_asrc_dai_probe(struct snd_soc_dai *dai)
{
- struct fsl_asrc *asrc_priv = snd_soc_dai_get_drvdata(dai);
+ struct fsl_asrc *asrc = snd_soc_dai_get_drvdata(dai);
- snd_soc_dai_init_dma_data(dai, &asrc_priv->dma_params_tx,
- &asrc_priv->dma_params_rx);
+ snd_soc_dai_init_dma_data(dai, &asrc->dma_params_tx,
+ &asrc->dma_params_rx);
return 0;
}
@@ -858,30 +858,30 @@ static const struct regmap_config fsl_asrc_regmap_config = {
/**
* Initialize ASRC registers with a default configurations
*/
-static int fsl_asrc_init(struct fsl_asrc *asrc_priv)
+static int fsl_asrc_init(struct fsl_asrc *asrc)
{
/* Halt ASRC internal FP when input FIFO needs data for pair A, B, C */
- regmap_write(asrc_priv->regmap, REG_ASRCTR, ASRCTR_ASRCEN);
+ regmap_write(asrc->regmap, REG_ASRCTR, ASRCTR_ASRCEN);
/* Disable interrupt by default */
- regmap_write(asrc_priv->regmap, REG_ASRIER, 0x0);
+ regmap_write(asrc->regmap, REG_ASRIER, 0x0);
/* Apply recommended settings for parameters from Reference Manual */
- regmap_write(asrc_priv->regmap, REG_ASRPM1, 0x7fffff);
- regmap_write(asrc_priv->regmap, REG_ASRPM2, 0x255555);
- regmap_write(asrc_priv->regmap, REG_ASRPM3, 0xff7280);
- regmap_write(asrc_priv->regmap, REG_ASRPM4, 0xff7280);
- regmap_write(asrc_priv->regmap, REG_ASRPM5, 0xff7280);
+ regmap_write(asrc->regmap, REG_ASRPM1, 0x7fffff);
+ regmap_write(asrc->regmap, REG_ASRPM2, 0x255555);
+ regmap_write(asrc->regmap, REG_ASRPM3, 0xff7280);
+ regmap_write(asrc->regmap, REG_ASRPM4, 0xff7280);
+ regmap_write(asrc->regmap, REG_ASRPM5, 0xff7280);
/* Base address for task queue FIFO. Set to 0x7C */
- regmap_update_bits(asrc_priv->regmap, REG_ASRTFR1,
+ regmap_update_bits(asrc->regmap, REG_ASRTFR1,
ASRTFR1_TF_BASE_MASK, ASRTFR1_TF_BASE(0xfc));
/* Set the processing clock for 76KHz to 133M */
- regmap_write(asrc_priv->regmap, REG_ASR76K, 0x06D6);
+ regmap_write(asrc->regmap, REG_ASR76K, 0x06D6);
/* Set the processing clock for 56KHz to 133M */
- return regmap_write(asrc_priv->regmap, REG_ASR56K, 0x0947);
+ return regmap_write(asrc->regmap, REG_ASR56K, 0x0947);
}
/**
@@ -889,15 +889,15 @@ static int fsl_asrc_init(struct fsl_asrc *asrc_priv)
*/
static irqreturn_t fsl_asrc_isr(int irq, void *dev_id)
{
- struct fsl_asrc *asrc_priv = (struct fsl_asrc *)dev_id;
- struct device *dev = &asrc_priv->pdev->dev;
+ struct fsl_asrc *asrc = (struct fsl_asrc *)dev_id;
+ struct device *dev = &asrc->pdev->dev;
enum asrc_pair_index index;
u32 status;
- regmap_read(asrc_priv->regmap, REG_ASRSTR, &status);
+ regmap_read(asrc->regmap, REG_ASRSTR, &status);
/* Clean overload error */
- regmap_write(asrc_priv->regmap, REG_ASRSTR, ASRSTR_AOLE);
+ regmap_write(asrc->regmap, REG_ASRSTR, ASRSTR_AOLE);
/*
* We here use dev_dbg() for all exceptions because ASRC itself does
@@ -905,31 +905,31 @@ static irqreturn_t fsl_asrc_isr(int irq, void *dev_id)
* interrupt would result a ridged conversion.
*/
for (index = ASRC_PAIR_A; index < ASRC_PAIR_MAX_NUM; index++) {
- if (!asrc_priv->pair[index])
+ if (!asrc->pair[index])
continue;
if (status & ASRSTR_ATQOL) {
- asrc_priv->pair[index]->error |= ASRC_TASK_Q_OVERLOAD;
+ asrc->pair[index]->error |= ASRC_TASK_Q_OVERLOAD;
dev_dbg(dev, "ASRC Task Queue FIFO overload\n");
}
if (status & ASRSTR_AOOL(index)) {
- asrc_priv->pair[index]->error |= ASRC_OUTPUT_TASK_OVERLOAD;
+ asrc->pair[index]->error |= ASRC_OUTPUT_TASK_OVERLOAD;
pair_dbg("Output Task Overload\n");
}
if (status & ASRSTR_AIOL(index)) {
- asrc_priv->pair[index]->error |= ASRC_INPUT_TASK_OVERLOAD;
+ asrc->pair[index]->error |= ASRC_INPUT_TASK_OVERLOAD;
pair_dbg("Input Task Overload\n");
}
if (status & ASRSTR_AODO(index)) {
- asrc_priv->pair[index]->error |= ASRC_OUTPUT_BUFFER_OVERFLOW;
+ asrc->pair[index]->error |= ASRC_OUTPUT_BUFFER_OVERFLOW;
pair_dbg("Output Data Buffer has overflowed\n");
}
if (status & ASRSTR_AIDU(index)) {
- asrc_priv->pair[index]->error |= ASRC_INPUT_BUFFER_UNDERRUN;
+ asrc->pair[index]->error |= ASRC_INPUT_BUFFER_UNDERRUN;
pair_dbg("Input Data Buffer has underflowed\n");
}
}
@@ -940,18 +940,18 @@ static irqreturn_t fsl_asrc_isr(int irq, void *dev_id)
static int fsl_asrc_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct fsl_asrc *asrc_priv;
+ struct fsl_asrc *asrc;
struct resource *res;
void __iomem *regs;
int irq, ret, i;
u32 map_idx;
char tmp[16];
- asrc_priv = devm_kzalloc(&pdev->dev, sizeof(*asrc_priv), GFP_KERNEL);
- if (!asrc_priv)
+ asrc = devm_kzalloc(&pdev->dev, sizeof(*asrc), GFP_KERNEL);
+ if (!asrc)
return -ENOMEM;
- asrc_priv->pdev = pdev;
+ asrc->pdev = pdev;
/* Get the addresses and IRQ */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -959,13 +959,13 @@ static int fsl_asrc_probe(struct platform_device *pdev)
if (IS_ERR(regs))
return PTR_ERR(regs);
- asrc_priv->paddr = res->start;
+ asrc->paddr = res->start;
- asrc_priv->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "mem", regs,
- &fsl_asrc_regmap_config);
- if (IS_ERR(asrc_priv->regmap)) {
+ asrc->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "mem", regs,
+ &fsl_asrc_regmap_config);
+ if (IS_ERR(asrc->regmap)) {
dev_err(&pdev->dev, "failed to init regmap\n");
- return PTR_ERR(asrc_priv->regmap);
+ return PTR_ERR(asrc->regmap);
}
irq = platform_get_irq(pdev, 0);
@@ -973,49 +973,49 @@ static int fsl_asrc_probe(struct platform_device *pdev)
return irq;
ret = devm_request_irq(&pdev->dev, irq, fsl_asrc_isr, 0,
- dev_name(&pdev->dev), asrc_priv);
+ dev_name(&pdev->dev), asrc);
if (ret) {
dev_err(&pdev->dev, "failed to claim irq %u: %d\n", irq, ret);
return ret;
}
- asrc_priv->mem_clk = devm_clk_get(&pdev->dev, "mem");
- if (IS_ERR(asrc_priv->mem_clk)) {
+ asrc->mem_clk = devm_clk_get(&pdev->dev, "mem");
+ if (IS_ERR(asrc->mem_clk)) {
dev_err(&pdev->dev, "failed to get mem clock\n");
- return PTR_ERR(asrc_priv->mem_clk);
+ return PTR_ERR(asrc->mem_clk);
}
- asrc_priv->ipg_clk = devm_clk_get(&pdev->dev, "ipg");
- if (IS_ERR(asrc_priv->ipg_clk)) {
+ asrc->ipg_clk = devm_clk_get(&pdev->dev, "ipg");
+ if (IS_ERR(asrc->ipg_clk)) {
dev_err(&pdev->dev, "failed to get ipg clock\n");
- return PTR_ERR(asrc_priv->ipg_clk);
+ return PTR_ERR(asrc->ipg_clk);
}
- asrc_priv->spba_clk = devm_clk_get(&pdev->dev, "spba");
- if (IS_ERR(asrc_priv->spba_clk))
+ asrc->spba_clk = devm_clk_get(&pdev->dev, "spba");
+ if (IS_ERR(asrc->spba_clk))
dev_warn(&pdev->dev, "failed to get spba clock\n");
for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
sprintf(tmp, "asrck_%x", i);
- asrc_priv->asrck_clk[i] = devm_clk_get(&pdev->dev, tmp);
- if (IS_ERR(asrc_priv->asrck_clk[i])) {
+ asrc->asrck_clk[i] = devm_clk_get(&pdev->dev, tmp);
+ if (IS_ERR(asrc->asrck_clk[i])) {
dev_err(&pdev->dev, "failed to get %s clock\n", tmp);
- return PTR_ERR(asrc_priv->asrck_clk[i]);
+ return PTR_ERR(asrc->asrck_clk[i]);
}
}
- asrc_priv->soc = of_device_get_match_data(&pdev->dev);
- if (!asrc_priv->soc) {
+ asrc->soc = of_device_get_match_data(&pdev->dev);
+ if (!asrc->soc) {
dev_err(&pdev->dev, "failed to get soc data\n");
return -ENODEV;
}
if (of_device_is_compatible(np, "fsl,imx35-asrc")) {
- asrc_priv->clk_map[IN] = input_clk_map_imx35;
- asrc_priv->clk_map[OUT] = output_clk_map_imx35;
+ asrc->clk_map[IN] = input_clk_map_imx35;
+ asrc->clk_map[OUT] = output_clk_map_imx35;
} else if (of_device_is_compatible(np, "fsl,imx53-asrc")) {
- asrc_priv->clk_map[IN] = input_clk_map_imx53;
- asrc_priv->clk_map[OUT] = output_clk_map_imx53;
+ asrc->clk_map[IN] = input_clk_map_imx53;
+ asrc->clk_map[OUT] = output_clk_map_imx53;
} else if (of_device_is_compatible(np, "fsl,imx8qm-asrc") ||
of_device_is_compatible(np, "fsl,imx8qxp-asrc")) {
ret = of_property_read_u32(np, "fsl,asrc-clk-map", &map_idx);
@@ -1029,44 +1029,44 @@ static int fsl_asrc_probe(struct platform_device *pdev)
return -EINVAL;
}
if (of_device_is_compatible(np, "fsl,imx8qm-asrc")) {
- asrc_priv->clk_map[IN] = clk_map_imx8qm[map_idx];
- asrc_priv->clk_map[OUT] = clk_map_imx8qm[map_idx];
+ asrc->clk_map[IN] = clk_map_imx8qm[map_idx];
+ asrc->clk_map[OUT] = clk_map_imx8qm[map_idx];
} else {
- asrc_priv->clk_map[IN] = clk_map_imx8qxp[map_idx];
- asrc_priv->clk_map[OUT] = clk_map_imx8qxp[map_idx];
+ asrc->clk_map[IN] = clk_map_imx8qxp[map_idx];
+ asrc->clk_map[OUT] = clk_map_imx8qxp[map_idx];
}
}
- ret = fsl_asrc_init(asrc_priv);
+ ret = fsl_asrc_init(asrc);
if (ret) {
dev_err(&pdev->dev, "failed to init asrc %d\n", ret);
return ret;
}
- asrc_priv->channel_avail = 10;
+ asrc->channel_avail = 10;
ret = of_property_read_u32(np, "fsl,asrc-rate",
- &asrc_priv->asrc_rate);
+ &asrc->asrc_rate);
if (ret) {
dev_err(&pdev->dev, "failed to get output rate\n");
return ret;
}
ret = of_property_read_u32(np, "fsl,asrc-width",
- &asrc_priv->asrc_width);
+ &asrc->asrc_width);
if (ret) {
dev_err(&pdev->dev, "failed to get output width\n");
return ret;
}
- if (asrc_priv->asrc_width != 16 && asrc_priv->asrc_width != 24) {
+ if (asrc->asrc_width != 16 && asrc->asrc_width != 24) {
dev_warn(&pdev->dev, "unsupported width, switching to 24bit\n");
- asrc_priv->asrc_width = 24;
+ asrc->asrc_width = 24;
}
- platform_set_drvdata(pdev, asrc_priv);
+ platform_set_drvdata(pdev, asrc);
pm_runtime_enable(&pdev->dev);
- spin_lock_init(&asrc_priv->lock);
+ spin_lock_init(&asrc->lock);
ret = devm_snd_soc_register_component(&pdev->dev, &fsl_asrc_component,
&fsl_asrc_dai, 1);
@@ -1081,22 +1081,22 @@ static int fsl_asrc_probe(struct platform_device *pdev)
#ifdef CONFIG_PM
static int fsl_asrc_runtime_resume(struct device *dev)
{
- struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
+ struct fsl_asrc *asrc = dev_get_drvdata(dev);
int i, ret;
- ret = clk_prepare_enable(asrc_priv->mem_clk);
+ ret = clk_prepare_enable(asrc->mem_clk);
if (ret)
return ret;
- ret = clk_prepare_enable(asrc_priv->ipg_clk);
+ ret = clk_prepare_enable(asrc->ipg_clk);
if (ret)
goto disable_mem_clk;
- if (!IS_ERR(asrc_priv->spba_clk)) {
- ret = clk_prepare_enable(asrc_priv->spba_clk);
+ if (!IS_ERR(asrc->spba_clk)) {
+ ret = clk_prepare_enable(asrc->spba_clk);
if (ret)
goto disable_ipg_clk;
}
for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
- ret = clk_prepare_enable(asrc_priv->asrck_clk[i]);
+ ret = clk_prepare_enable(asrc->asrck_clk[i]);
if (ret)
goto disable_asrck_clk;
}
@@ -1105,27 +1105,27 @@ static int fsl_asrc_runtime_resume(struct device *dev)
disable_asrck_clk:
for (i--; i >= 0; i--)
- clk_disable_unprepare(asrc_priv->asrck_clk[i]);
- if (!IS_ERR(asrc_priv->spba_clk))
- clk_disable_unprepare(asrc_priv->spba_clk);
+ clk_disable_unprepare(asrc->asrck_clk[i]);
+ if (!IS_ERR(asrc->spba_clk))
+ clk_disable_unprepare(asrc->spba_clk);
disable_ipg_clk:
- clk_disable_unprepare(asrc_priv->ipg_clk);
+ clk_disable_unprepare(asrc->ipg_clk);
disable_mem_clk:
- clk_disable_unprepare(asrc_priv->mem_clk);
+ clk_disable_unprepare(asrc->mem_clk);
return ret;
}
static int fsl_asrc_runtime_suspend(struct device *dev)
{
- struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
+ struct fsl_asrc *asrc = dev_get_drvdata(dev);
int i;
for (i = 0; i < ASRC_CLK_MAX_NUM; i++)
- clk_disable_unprepare(asrc_priv->asrck_clk[i]);
- if (!IS_ERR(asrc_priv->spba_clk))
- clk_disable_unprepare(asrc_priv->spba_clk);
- clk_disable_unprepare(asrc_priv->ipg_clk);
- clk_disable_unprepare(asrc_priv->mem_clk);
+ clk_disable_unprepare(asrc->asrck_clk[i]);
+ if (!IS_ERR(asrc->spba_clk))
+ clk_disable_unprepare(asrc->spba_clk);
+ clk_disable_unprepare(asrc->ipg_clk);
+ clk_disable_unprepare(asrc->mem_clk);
return 0;
}
@@ -1134,37 +1134,37 @@ static int fsl_asrc_runtime_suspend(struct device *dev)
#ifdef CONFIG_PM_SLEEP
static int fsl_asrc_suspend(struct device *dev)
{
- struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
+ struct fsl_asrc *asrc = dev_get_drvdata(dev);
- regmap_read(asrc_priv->regmap, REG_ASRCFG,
- &asrc_priv->regcache_cfg);
+ regmap_read(asrc->regmap, REG_ASRCFG,
+ &asrc->regcache_cfg);
- regcache_cache_only(asrc_priv->regmap, true);
- regcache_mark_dirty(asrc_priv->regmap);
+ regcache_cache_only(asrc->regmap, true);
+ regcache_mark_dirty(asrc->regmap);
return 0;
}
static int fsl_asrc_resume(struct device *dev)
{
- struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
+ struct fsl_asrc *asrc = dev_get_drvdata(dev);
u32 asrctr;
/* Stop all pairs provisionally */
- regmap_read(asrc_priv->regmap, REG_ASRCTR, &asrctr);
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_read(asrc->regmap, REG_ASRCTR, &asrctr);
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ASRCEi_ALL_MASK, 0);
/* Restore all registers */
- regcache_cache_only(asrc_priv->regmap, false);
- regcache_sync(asrc_priv->regmap);
+ regcache_cache_only(asrc->regmap, false);
+ regcache_sync(asrc->regmap);
- regmap_update_bits(asrc_priv->regmap, REG_ASRCFG,
+ regmap_update_bits(asrc->regmap, REG_ASRCFG,
ASRCFG_NDPRi_ALL_MASK | ASRCFG_POSTMODi_ALL_MASK |
- ASRCFG_PREMODi_ALL_MASK, asrc_priv->regcache_cfg);
+ ASRCFG_PREMODi_ALL_MASK, asrc->regcache_cfg);
/* Restart enabled pairs */
- regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
+ regmap_update_bits(asrc->regmap, REG_ASRCTR,
ASRCTR_ASRCEi_ALL_MASK, asrctr);
return 0;
@@ -448,7 +448,7 @@ struct fsl_asrc_soc_data {
/**
* fsl_asrc_pair: ASRC Pair private data
*
- * @asrc_priv: pointer to its parent module
+ * @asrc: pointer to its parent module
* @config: configuration profile
* @error: error record
* @index: pair index (ASRC_PAIR_A, ASRC_PAIR_B, ASRC_PAIR_C)
@@ -460,7 +460,7 @@ struct fsl_asrc_soc_data {
* @private: pair private area
*/
struct fsl_asrc_pair {
- struct fsl_asrc *asrc_priv;
+ struct fsl_asrc *asrc;
struct asrc_config *config;
unsigned int error;
@@ -135,7 +135,7 @@ static int fsl_asrc_dma_hw_params(struct snd_soc_component *component,
struct snd_dmaengine_dai_dma_data *dma_params_be = NULL;
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_asrc_pair *pair = runtime->private_data;
- struct fsl_asrc *asrc_priv = pair->asrc_priv;
+ struct fsl_asrc *asrc = pair->asrc;
struct dma_slave_config config_fe, config_be;
enum asrc_pair_index index = pair->index;
struct device *dev = component->dev;
@@ -170,7 +170,7 @@ static int fsl_asrc_dma_hw_params(struct snd_soc_component *component,
/* Override dma_data of the Front-End and config its dmaengine */
dma_params_fe = snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(rtd, 0), substream);
- dma_params_fe->addr = asrc_priv->paddr + REG_ASRDx(!dir, index);
+ dma_params_fe->addr = asrc->paddr + REG_ASRDx(!dir, index);
dma_params_fe->maxburst = dma_params_be->maxburst;
pair->dma_chan[!dir] = fsl_asrc_get_dma_channel(pair, !dir);
@@ -203,7 +203,7 @@ static int fsl_asrc_dma_hw_params(struct snd_soc_component *component,
* need to configure dma_request and dma_request2, but get dma_chan via
* dma_request_slave_channel directly with dma name of Front-End device
*/
- if (!asrc_priv->soc->use_edma) {
+ if (!asrc->soc->use_edma) {
/* Get DMA request of Back-End */
tmp_chan = dma_request_slave_channel(dev_be, tx ? "tx" : "rx");
tmp_data = tmp_chan->private;
@@ -230,7 +230,7 @@ static int fsl_asrc_dma_hw_params(struct snd_soc_component *component,
return -EINVAL;
}
- if (asrc_priv->asrc_width == 16)
+ if (asrc->asrc_width == 16)
buswidth = DMA_SLAVE_BUSWIDTH_2_BYTES;
else
buswidth = DMA_SLAVE_BUSWIDTH_4_BYTES;
@@ -242,10 +242,10 @@ static int fsl_asrc_dma_hw_params(struct snd_soc_component *component,
config_be.dst_maxburst = dma_params_be->maxburst;
if (tx) {
- config_be.src_addr = asrc_priv->paddr + REG_ASRDO(index);
+ config_be.src_addr = asrc->paddr + REG_ASRDO(index);
config_be.dst_addr = dma_params_be->addr;
} else {
- config_be.dst_addr = asrc_priv->paddr + REG_ASRDI(index);
+ config_be.dst_addr = asrc->paddr + REG_ASRDI(index);
config_be.src_addr = dma_params_be->addr;
}
@@ -288,7 +288,7 @@ static int fsl_asrc_dma_startup(struct snd_soc_component *component,
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_dmaengine_dai_dma_data *dma_data;
struct device *dev = component->dev;
- struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
+ struct fsl_asrc *asrc = dev_get_drvdata(dev);
struct fsl_asrc_pair *pair;
struct dma_chan *tmp_chan = NULL;
u8 dir = tx ? OUT : IN;
@@ -306,7 +306,7 @@ static int fsl_asrc_dma_startup(struct snd_soc_component *component,
if (!pair)
return -ENOMEM;
- pair->asrc_priv = asrc_priv;
+ pair->asrc = asrc;
runtime->private_data = pair;
@@ -361,15 +361,15 @@ static int fsl_asrc_dma_shutdown(struct snd_soc_component *component,
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_asrc_pair *pair = runtime->private_data;
- struct fsl_asrc *asrc_priv;
+ struct fsl_asrc *asrc;
if (!pair)
return 0;
- asrc_priv = pair->asrc_priv;
+ asrc = pair->asrc;
- if (asrc_priv->pair[pair->index] == pair)
- asrc_priv->pair[pair->index] = NULL;
+ if (asrc->pair[pair->index] == pair)
+ asrc->pair[pair->index] = NULL;
kfree(pair);
In order to move common structure to fsl_asrc_common.h we change the name of asrc_priv to asrc, the asrc_priv will be used by new struct fsl_asrc_priv. Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com> --- sound/soc/fsl/fsl_asrc.c | 298 +++++++++++++++++------------------ sound/soc/fsl/fsl_asrc.h | 4 +- sound/soc/fsl/fsl_asrc_dma.c | 24 +-- 3 files changed, 163 insertions(+), 163 deletions(-)