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Diffstat (limited to 'sound/soc/qcom/lpass-platform.c')
-rw-r--r--sound/soc/qcom/lpass-platform.c122
1 files changed, 66 insertions, 56 deletions
diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c
index 990d7c33f90f..b456e096f138 100644
--- a/sound/soc/qcom/lpass-platform.c
+++ b/sound/soc/qcom/lpass-platform.c
@@ -5,6 +5,7 @@
* lpass-platform.c -- ALSA SoC platform driver for QTi LPASS
*/
+#include <dt-bindings/sound/qcom,lpass.h>
#include <linux/dma-mapping.h>
#include <linux/export.h>
#include <linux/kernel.h>
@@ -100,7 +101,7 @@ static int lpass_platform_alloc_rxtx_dmactl_fields(struct device *dev,
struct regmap *map)
{
struct lpass_data *drvdata = dev_get_drvdata(dev);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpaif_dmactl *rd_dmactl, *wr_dmactl;
int rval;
@@ -128,7 +129,7 @@ static int lpass_platform_alloc_va_dmactl_fields(struct device *dev,
struct regmap *map)
{
struct lpass_data *drvdata = dev_get_drvdata(dev);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpaif_dmactl *wr_dmactl;
wr_dmactl = devm_kzalloc(dev, sizeof(*wr_dmactl), GFP_KERNEL);
@@ -145,7 +146,7 @@ static int lpass_platform_alloc_dmactl_fields(struct device *dev,
struct regmap *map)
{
struct lpass_data *drvdata = dev_get_drvdata(dev);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpaif_dmactl *rd_dmactl, *wr_dmactl;
int rval;
@@ -175,7 +176,7 @@ static int lpass_platform_alloc_hdmidmactl_fields(struct device *dev,
struct regmap *map)
{
struct lpass_data *drvdata = dev_get_drvdata(dev);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpaif_dmactl *rd_dmactl;
rd_dmactl = devm_kzalloc(dev, sizeof(struct lpaif_dmactl), GFP_KERNEL);
@@ -192,16 +193,15 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
int ret, dma_ch, dir = substream->stream;
struct lpass_pcm_data *data;
struct regmap *map;
unsigned int dai_id = cpu_dai->driver->id;
- component->id = dai_id;
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -284,10 +284,10 @@ static int lpass_platform_pcmops_close(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpass_pcm_data *data;
unsigned int dai_id = cpu_dai->driver->id;
@@ -321,8 +321,8 @@ static int lpass_platform_pcmops_close(struct snd_soc_component *component,
static struct lpaif_dmactl *__lpass_get_dmactl_handle(const struct snd_pcm_substream *substream,
struct snd_soc_component *component)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct lpaif_dmactl *dmactl = NULL;
@@ -353,12 +353,12 @@ static struct lpaif_dmactl *__lpass_get_dmactl_handle(const struct snd_pcm_subst
static int __lpass_get_id(const struct snd_pcm_substream *substream,
struct snd_soc_component *component)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
int id;
switch (cpu_dai->driver->id) {
@@ -388,8 +388,8 @@ static int __lpass_get_id(const struct snd_pcm_substream *substream,
static struct regmap *__lpass_get_regmap_handle(const struct snd_pcm_substream *substream,
struct snd_soc_component *component)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct regmap *map = NULL;
@@ -416,12 +416,12 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
snd_pcm_format_t format = params_format(params);
unsigned int channels = params_channels(params);
unsigned int regval;
@@ -569,12 +569,12 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component,
static int lpass_platform_pcmops_hw_free(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
unsigned int reg;
int ret;
struct regmap *map;
@@ -597,12 +597,12 @@ static int lpass_platform_pcmops_prepare(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpaif_dmactl *dmactl;
struct regmap *map;
int ret, id, ch, dir = substream->stream;
@@ -660,12 +660,12 @@ static int lpass_platform_pcmops_trigger(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
int cmd)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
struct lpaif_dmactl *dmactl;
struct regmap *map;
int ret, ch, id;
@@ -859,12 +859,12 @@ static snd_pcm_uframes_t lpass_platform_pcmops_pointer(
struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct snd_pcm_runtime *rt = substream->runtime;
struct lpass_pcm_data *pcm_data = rt->private_data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
unsigned int base_addr, curr_addr;
int ret, ch, dir = substream->stream;
struct regmap *map;
@@ -911,8 +911,8 @@ static int lpass_platform_pcmops_mmap(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
unsigned int dai_id = cpu_dai->driver->id;
if (is_cdc_dma_port(dai_id))
@@ -926,9 +926,9 @@ static irqreturn_t lpass_dma_interrupt_handler(
struct lpass_data *drvdata,
int chan, u32 interrupts)
{
- struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
- struct lpass_variant *v = drvdata->variant;
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
+ const struct lpass_variant *v = drvdata->variant;
irqreturn_t ret = IRQ_NONE;
int rv;
unsigned int reg, val, mask;
@@ -1020,7 +1020,7 @@ static irqreturn_t lpass_dma_interrupt_handler(
static irqreturn_t lpass_platform_lpaif_irq(int irq, void *data)
{
struct lpass_data *drvdata = data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
unsigned int irqs;
int rv, chan;
@@ -1048,7 +1048,7 @@ static irqreturn_t lpass_platform_lpaif_irq(int irq, void *data)
static irqreturn_t lpass_platform_hdmiif_irq(int irq, void *data)
{
struct lpass_data *drvdata = data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
unsigned int irqs;
int rv, chan;
@@ -1078,7 +1078,7 @@ static irqreturn_t lpass_platform_hdmiif_irq(int irq, void *data)
static irqreturn_t lpass_platform_rxtxif_irq(int irq, void *data)
{
struct lpass_data *drvdata = data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
unsigned int irqs;
irqreturn_t rv;
int chan;
@@ -1103,7 +1103,7 @@ static irqreturn_t lpass_platform_rxtxif_irq(int irq, void *data)
static irqreturn_t lpass_platform_vaif_irq(int irq, void *data)
{
struct lpass_data *drvdata = data;
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
unsigned int irqs;
irqreturn_t rv;
int chan;
@@ -1169,7 +1169,7 @@ static int lpass_platform_pcm_new(struct snd_soc_component *component,
struct snd_soc_pcm_runtime *soc_runtime)
{
struct snd_pcm *pcm = soc_runtime->pcm;
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
unsigned int dai_id = cpu_dai->driver->id;
size_t size = lpass_platform_pcm_hardware.buffer_bytes_max;
@@ -1189,13 +1189,14 @@ static int lpass_platform_pcmops_suspend(struct snd_soc_component *component)
{
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct regmap *map;
- unsigned int dai_id = component->id;
- if (dai_id == LPASS_DP_RX)
+ if (drvdata->hdmi_port_enable) {
map = drvdata->hdmiif_map;
- else
- map = drvdata->lpaif_map;
+ regcache_cache_only(map, true);
+ regcache_mark_dirty(map);
+ }
+ map = drvdata->lpaif_map;
regcache_cache_only(map, true);
regcache_mark_dirty(map);
@@ -1206,14 +1207,19 @@ static int lpass_platform_pcmops_resume(struct snd_soc_component *component)
{
struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
struct regmap *map;
- unsigned int dai_id = component->id;
+ int ret;
- if (dai_id == LPASS_DP_RX)
+ if (drvdata->hdmi_port_enable) {
map = drvdata->hdmiif_map;
- else
- map = drvdata->lpaif_map;
+ regcache_cache_only(map, false);
+ ret = regcache_sync(map);
+ if (ret)
+ return ret;
+ }
+ map = drvdata->lpaif_map;
regcache_cache_only(map, false);
+
return regcache_sync(map);
}
@@ -1223,7 +1229,9 @@ static int lpass_platform_copy(struct snd_soc_component *component,
unsigned long bytes)
{
struct snd_pcm_runtime *rt = substream->runtime;
- unsigned int dai_id = component->id;
+ struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
+ unsigned int dai_id = cpu_dai->driver->id;
int ret = 0;
void __iomem *dma_buf = (void __iomem *) (rt->dma_area + pos +
@@ -1231,14 +1239,16 @@ static int lpass_platform_copy(struct snd_soc_component *component,
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
if (is_cdc_dma_port(dai_id)) {
- ret = copy_from_iter_toio(dma_buf, buf, bytes);
+ if (copy_from_iter_toio(dma_buf, bytes, buf) != bytes)
+ ret = -EFAULT;
} else {
if (copy_from_iter((void __force *)dma_buf, bytes, buf) != bytes)
ret = -EFAULT;
}
} else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
if (is_cdc_dma_port(dai_id)) {
- ret = copy_to_iter_fromio(buf, dma_buf, bytes);
+ if (copy_to_iter_fromio(dma_buf, bytes, buf) != bytes)
+ ret = -EFAULT;
} else {
if (copy_to_iter((void __force *)dma_buf, bytes, buf) != bytes)
ret = -EFAULT;
@@ -1268,7 +1278,7 @@ static const struct snd_soc_component_driver lpass_component_driver = {
int asoc_qcom_lpass_platform_register(struct platform_device *pdev)
{
struct lpass_data *drvdata = platform_get_drvdata(pdev);
- struct lpass_variant *v = drvdata->variant;
+ const struct lpass_variant *v = drvdata->variant;
int ret;
drvdata->lpaif_irq = platform_get_irq_byname(pdev, "lpass-irq-lpaif");
@@ -1383,4 +1393,4 @@ int asoc_qcom_lpass_platform_register(struct platform_device *pdev)
EXPORT_SYMBOL_GPL(asoc_qcom_lpass_platform_register);
MODULE_DESCRIPTION("QTi LPASS Platform Driver");
-MODULE_LICENSE("GPL v2");
+MODULE_LICENSE("GPL");
generated by cgit (git 2.34.1) at 2025-12-25 00:31:26 +0000