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path: root/sound/soc/codecs/wm_adsp.c
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Diffstat (limited to 'sound/soc/codecs/wm_adsp.c')
-rw-r--r--sound/soc/codecs/wm_adsp.c99
1 files changed, 57 insertions, 42 deletions
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index 989d093abda7..82b0927e6ed7 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -605,13 +605,13 @@ static const struct {
};
static void wm_adsp2_init_debugfs(struct wm_adsp *dsp,
- struct snd_soc_codec *codec)
+ struct snd_soc_component *component)
{
struct dentry *root = NULL;
char *root_name;
int i;
- if (!codec->component.debugfs_root) {
+ if (!component->debugfs_root) {
adsp_err(dsp, "No codec debugfs root\n");
goto err;
}
@@ -621,7 +621,7 @@ static void wm_adsp2_init_debugfs(struct wm_adsp *dsp,
goto err;
snprintf(root_name, PAGE_SIZE, "dsp%d", dsp->num);
- root = debugfs_create_dir(root_name, codec->component.debugfs_root);
+ root = debugfs_create_dir(root_name, component->debugfs_root);
kfree(root_name);
if (!root)
@@ -662,7 +662,7 @@ static void wm_adsp2_cleanup_debugfs(struct wm_adsp *dsp)
}
#else
static inline void wm_adsp2_init_debugfs(struct wm_adsp *dsp,
- struct snd_soc_codec *codec)
+ struct snd_soc_component *component)
{
}
@@ -688,9 +688,9 @@ static inline void wm_adsp_debugfs_clear(struct wm_adsp *dsp)
static int wm_adsp_fw_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- struct wm_adsp *dsp = snd_soc_codec_get_drvdata(codec);
+ struct wm_adsp *dsp = snd_soc_component_get_drvdata(component);
ucontrol->value.enumerated.item[0] = dsp[e->shift_l].fw;
@@ -700,9 +700,9 @@ static int wm_adsp_fw_get(struct snd_kcontrol *kcontrol,
static int wm_adsp_fw_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- struct wm_adsp *dsp = snd_soc_codec_get_drvdata(codec);
+ struct wm_adsp *dsp = snd_soc_component_get_drvdata(component);
int ret = 0;
if (ucontrol->value.enumerated.item[0] == dsp[e->shift_l].fw)
@@ -1215,7 +1215,7 @@ static int wmfw_add_ctl(struct wm_adsp *dsp, struct wm_coeff_ctl *ctl)
break;
}
- ret = snd_soc_add_codec_controls(dsp->codec, kcontrol, 1);
+ ret = snd_soc_add_component_controls(dsp->component, kcontrol, 1);
if (ret < 0)
goto err_kcontrol;
@@ -1239,9 +1239,16 @@ static int wm_coeff_init_control_caches(struct wm_adsp *dsp)
if (ctl->flags & WMFW_CTL_FLAG_VOLATILE)
continue;
- ret = wm_coeff_read_control(ctl, ctl->cache, ctl->len);
- if (ret < 0)
- return ret;
+ /*
+ * For readable controls populate the cache from the DSP memory.
+ * For non-readable controls the cache was zero-filled when
+ * created so we don't need to do anything.
+ */
+ if (!ctl->flags || (ctl->flags & WMFW_CTL_FLAG_READABLE)) {
+ ret = wm_coeff_read_control(ctl, ctl->cache, ctl->len);
+ if (ret < 0)
+ return ret;
+ }
}
return 0;
@@ -2398,14 +2405,14 @@ int wm_adsp1_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol,
int event)
{
- struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
- struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct wm_adsp *dsps = snd_soc_component_get_drvdata(component);
struct wm_adsp *dsp = &dsps[w->shift];
struct wm_coeff_ctl *ctl;
int ret;
unsigned int val;
- dsp->codec = codec;
+ dsp->component = component;
mutex_lock(&dsp->pwr_lock);
@@ -2635,8 +2642,8 @@ static void wm_adsp2_set_dspclk(struct wm_adsp *dsp, unsigned int freq)
int wm_adsp2_preloader_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
- struct wm_adsp *dsp = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct wm_adsp *dsp = snd_soc_component_get_drvdata(component);
ucontrol->value.integer.value[0] = dsp->preloaded;
@@ -2647,9 +2654,9 @@ EXPORT_SYMBOL_GPL(wm_adsp2_preloader_get);
int wm_adsp2_preloader_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
- struct wm_adsp *dsp = snd_soc_codec_get_drvdata(codec);
- struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct wm_adsp *dsp = snd_soc_component_get_drvdata(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
char preload[32];
@@ -2685,8 +2692,8 @@ int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event,
unsigned int freq)
{
- struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
- struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct wm_adsp *dsps = snd_soc_component_get_drvdata(component);
struct wm_adsp *dsp = &dsps[w->shift];
struct wm_coeff_ctl *ctl;
@@ -2728,8 +2735,8 @@ EXPORT_SYMBOL_GPL(wm_adsp2_early_event);
int wm_adsp2_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
- struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct wm_adsp *dsps = snd_soc_component_get_drvdata(component);
struct wm_adsp *dsp = &dsps[w->shift];
int ret;
@@ -2843,31 +2850,31 @@ err:
}
EXPORT_SYMBOL_GPL(wm_adsp2_event);
-int wm_adsp2_codec_probe(struct wm_adsp *dsp, struct snd_soc_codec *codec)
+int wm_adsp2_component_probe(struct wm_adsp *dsp, struct snd_soc_component *component)
{
- struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
char preload[32];
snprintf(preload, ARRAY_SIZE(preload), "DSP%d Preload", dsp->num);
snd_soc_dapm_disable_pin(dapm, preload);
- wm_adsp2_init_debugfs(dsp, codec);
+ wm_adsp2_init_debugfs(dsp, component);
- dsp->codec = codec;
+ dsp->component = component;
- return snd_soc_add_codec_controls(codec,
+ return snd_soc_add_component_controls(component,
&wm_adsp_fw_controls[dsp->num - 1],
1);
}
-EXPORT_SYMBOL_GPL(wm_adsp2_codec_probe);
+EXPORT_SYMBOL_GPL(wm_adsp2_component_probe);
-int wm_adsp2_codec_remove(struct wm_adsp *dsp, struct snd_soc_codec *codec)
+int wm_adsp2_component_remove(struct wm_adsp *dsp, struct snd_soc_component *component)
{
wm_adsp2_cleanup_debugfs(dsp);
return 0;
}
-EXPORT_SYMBOL_GPL(wm_adsp2_codec_remove);
+EXPORT_SYMBOL_GPL(wm_adsp2_component_remove);
int wm_adsp2_init(struct wm_adsp *dsp)
{
@@ -3253,6 +3260,13 @@ static int wm_adsp_buffer_populate(struct wm_adsp_compr_buf *buf)
return 0;
}
+static void wm_adsp_buffer_clear(struct wm_adsp_compr_buf *buf)
+{
+ buf->irq_count = 0xFFFFFFFF;
+ buf->read_index = -1;
+ buf->avail = 0;
+}
+
static int wm_adsp_buffer_init(struct wm_adsp *dsp)
{
struct wm_adsp_compr_buf *buf;
@@ -3263,8 +3277,8 @@ static int wm_adsp_buffer_init(struct wm_adsp *dsp)
return -ENOMEM;
buf->dsp = dsp;
- buf->read_index = -1;
- buf->irq_count = 0xFFFFFFFF;
+
+ wm_adsp_buffer_clear(buf);
ret = wm_adsp_buffer_locate(buf);
if (ret < 0) {
@@ -3322,16 +3336,17 @@ int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd)
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
- if (wm_adsp_compr_attached(compr))
- break;
-
- ret = wm_adsp_compr_attach(compr);
- if (ret < 0) {
- adsp_err(dsp, "Failed to link buffer and stream: %d\n",
- ret);
- break;
+ if (!wm_adsp_compr_attached(compr)) {
+ ret = wm_adsp_compr_attach(compr);
+ if (ret < 0) {
+ adsp_err(dsp, "Failed to link buffer and stream: %d\n",
+ ret);
+ break;
+ }
}
+ wm_adsp_buffer_clear(compr->buf);
+
/* Trigger the IRQ at one fragment of data */
ret = wm_adsp_buffer_write(compr->buf,
HOST_BUFFER_FIELD(high_water_mark),