6 files changed, 66 insertions, 1 deletions
diff --git a/sound/soc/codecs/arizona.h b/sound/soc/codecs/arizona.h
index 56707860657c..1822e3b3de80 100644
--- a/sound/soc/codecs/arizona.h
+++ b/sound/soc/codecs/arizona.h
@@ -192,6 +192,7 @@ extern unsigned int arizona_mixer_values[ARIZONA_NUM_MIXER_INPUTS];
 #define ARIZONA_DSP_ROUTES(name) \
 	{ name, NULL, name " Preloader"}, \
 	{ name " Preloader", NULL, "SYSCLK" }, \
+	{ name " Preload", NULL, name " Preloader"}, \
 	{ name, NULL, name " Aux 1" }, \
 	{ name, NULL, name " Aux 2" }, \
 	{ name, NULL, name " Aux 3" }, \
diff --git a/sound/soc/codecs/cs47l24.c b/sound/soc/codecs/cs47l24.c
index 73559ae864b6..0dd721e3005d 100644
--- a/sound/soc/codecs/cs47l24.c
+++ b/sound/soc/codecs/cs47l24.c
@@ -173,6 +173,9 @@ SOC_ENUM("ISRC2 FSH", arizona_isrc_fsh[1]),
 SOC_ENUM("ISRC3 FSH", arizona_isrc_fsh[2]),
 SOC_ENUM("ASRC RATE 1", arizona_asrc_rate1),
 
+WM_ADSP2_PRELOAD_SWITCH("DSP2", 2),
+WM_ADSP2_PRELOAD_SWITCH("DSP3", 3),
+
 ARIZONA_MIXER_CONTROLS("DSP2L", ARIZONA_DSP2LMIX_INPUT_1_SOURCE),
 ARIZONA_MIXER_CONTROLS("DSP2R", ARIZONA_DSP2RMIX_INPUT_1_SOURCE),
 ARIZONA_MIXER_CONTROLS("DSP3L", ARIZONA_DSP3LMIX_INPUT_1_SOURCE),
diff --git a/sound/soc/codecs/wm5102.c b/sound/soc/codecs/wm5102.c
index e7ab37d0dd32..9edd239c3b06 100644
--- a/sound/soc/codecs/wm5102.c
+++ b/sound/soc/codecs/wm5102.c
@@ -855,6 +855,8 @@ ARIZONA_LHPF_CONTROL("LHPF2 Coefficients", ARIZONA_HPLPF2_2),
 ARIZONA_LHPF_CONTROL("LHPF3 Coefficients", ARIZONA_HPLPF3_2),
 ARIZONA_LHPF_CONTROL("LHPF4 Coefficients", ARIZONA_HPLPF4_2),
 
+WM_ADSP2_PRELOAD_SWITCH("DSP1", 1),
+
 ARIZONA_MIXER_CONTROLS("DSP1L", ARIZONA_DSP1LMIX_INPUT_1_SOURCE),
 ARIZONA_MIXER_CONTROLS("DSP1R", ARIZONA_DSP1RMIX_INPUT_1_SOURCE),
 
diff --git a/sound/soc/codecs/wm5110.c b/sound/soc/codecs/wm5110.c
index 585fc706c1b0..01b5b6c66417 100644
--- a/sound/soc/codecs/wm5110.c
+++ b/sound/soc/codecs/wm5110.c
@@ -778,6 +778,11 @@ SOC_ENUM("ISRC2 FSH", arizona_isrc_fsh[1]),
 SOC_ENUM("ISRC3 FSH", arizona_isrc_fsh[2]),
 SOC_ENUM("ASRC RATE 1", arizona_asrc_rate1),
 
+WM_ADSP2_PRELOAD_SWITCH("DSP1", 1),
+WM_ADSP2_PRELOAD_SWITCH("DSP2", 2),
+WM_ADSP2_PRELOAD_SWITCH("DSP3", 3),
+WM_ADSP2_PRELOAD_SWITCH("DSP4", 4),
+
 ARIZONA_MIXER_CONTROLS("DSP1L", ARIZONA_DSP1LMIX_INPUT_1_SOURCE),
 ARIZONA_MIXER_CONTROLS("DSP1R", ARIZONA_DSP1RMIX_INPUT_1_SOURCE),
 ARIZONA_MIXER_CONTROLS("DSP2L", ARIZONA_DSP2LMIX_INPUT_1_SOURCE),
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index 593b7d1aed46..ed615ce8a496 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -2500,6 +2500,43 @@ static void wm_adsp2_set_dspclk(struct wm_adsp *dsp, unsigned int freq)
 		adsp_err(dsp, "Failed to set clock rate: %d\n", ret);
 }
 
+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);
+
+	ucontrol->value.integer.value[0] = dsp->preloaded;
+
+	return 0;
+}
+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 soc_mixer_control *mc =
+		(struct soc_mixer_control *)kcontrol->private_value;
+	char preload[32];
+
+	snprintf(preload, ARRAY_SIZE(preload), "DSP%d Preload", mc->shift);
+
+	dsp->preloaded = ucontrol->value.integer.value[0];
+
+	if (ucontrol->value.integer.value[0])
+		snd_soc_dapm_force_enable_pin(dapm, preload);
+	else
+		snd_soc_dapm_disable_pin(dapm, preload);
+
+	snd_soc_dapm_sync(dapm);
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(wm_adsp2_preloader_put);
+
 int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
 			 struct snd_kcontrol *kcontrol, int event,
 			 unsigned int freq)
@@ -2631,10 +2668,16 @@ EXPORT_SYMBOL_GPL(wm_adsp2_event);
 
 int wm_adsp2_codec_probe(struct wm_adsp *dsp, struct snd_soc_codec *codec)
 {
-	dsp->codec = codec;
+	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+	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);
 
+	dsp->codec = codec;
+
 	return snd_soc_add_codec_controls(codec,
 					  &wm_adsp_fw_controls[dsp->num - 1],
 					  1);
diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h
index 411d062c13f2..3706b11053a3 100644
--- a/sound/soc/codecs/wm_adsp.h
+++ b/sound/soc/codecs/wm_adsp.h
@@ -62,6 +62,7 @@ struct wm_adsp {
 	int fw;
 	int fw_ver;
 
+	bool preloaded;
 	bool booted;
 	bool running;
 
@@ -86,7 +87,12 @@ struct wm_adsp {
 	SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \
 		wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)
 
+#define WM_ADSP2_PRELOAD_SWITCH(wname, num) \
+	SOC_SINGLE_EXT(wname " Preload Switch", SND_SOC_NOPM, num, 1, 0, \
+		wm_adsp2_preloader_get, wm_adsp2_preloader_put)
+
 #define WM_ADSP2(wname, num, event_fn) \
+	SND_SOC_DAPM_SPK(wname " Preload", NULL), \
 {	.id = snd_soc_dapm_supply, .name = wname " Preloader", \
 	.reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \
 	.event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD, \
@@ -110,6 +116,11 @@ int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
 int wm_adsp2_event(struct snd_soc_dapm_widget *w,
 		   struct snd_kcontrol *kcontrol, int event);
 
+int wm_adsp2_preloader_get(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_value *ucontrol);
+int wm_adsp2_preloader_put(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_value *ucontrol);
+
 int wm_adsp_compr_open(struct wm_adsp *dsp, struct snd_compr_stream *stream);
 int wm_adsp_compr_free(struct snd_compr_stream *stream);
 int wm_adsp_compr_set_params(struct snd_compr_stream *stream,