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ASoC: rt5645: Add the HW EQ for the customized speaker output of Google Celes

PATCH Superseded Oder Chiou 2 participants 2 messages Oct 6, 2015

Subsystems (3)
Sound ASoC Realtek audio codecs

v2 of 4 Superseded Latest is v4 →

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Oder Chiou

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PATCH v2 1/1 ASoC: rt5645: Add the HW EQ for the customized speaker output of Google Celes

Signed-off-by Oder Chiou <[email protected]>
---
 include/sound/rt5645.h    |  1 +
 sound/soc/codecs/rt5645.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++-
 sound/soc/codecs/rt5645.h |  5 ++++
 3 files changed, 75 insertions(+), 1 deletion(-)
include/sound/rt5645.h +1 -0
index a5cf615..cf944e4 100644
@@ -23,6 +23,7 @@ struct rt5645_platform_data {
 	unsigned int jd_mode;
 	/* Invert JD when jack insert */
 	bool jd_invert;
+	unsigned int eq_mode;
 };
 
 #endif
sound/soc/codecs/rt5645.c +69 -1

109 lines not on this page · raw message

sound/soc/codecs/rt5645.h +5 -0
index 13ac732..89f25b8 100644
@@ -2187,6 +2187,11 @@ enum {
 	RT5645_AD_MONO_R_FILTER = (0x1 << 5),
 };
 
+enum {
+	EQ_NONE,
+	EQ_GOOGLE_CELES,
+};
+
 int rt5645_sel_asrc_clk_src(struct snd_soc_codec *codec,
 		unsigned int filter_mask, unsigned int clk_src);
Signature · 1 line
1.8.1.1.439.g50a6b54
maintainer
#1 lore raw

sound/soc/codecs/rt5645.c static const struct reg_default rt5645_reg[] = { · line 252

Quoted 8 lines · Oder Chiou
sound/soc/codecs/rt5645.c +8 -0
+	{ /* EQ_GOOGLE_CELES */
+		{
+			{0x1c0, 0x04b8},
+			{0x1c1, 0xfd02},
+			{0x1c2, 0x04b8},
+			{0x1c3, 0xfd02},
+			{0, 0},
+		},

This looks like binary parameters for a DSP algorithm which I'd expect to be exposed as a binary control. Userspace can then set whatever parameters it needs (perhaps after looking at DMI). Adding Dylan...