The button detection functionality depends on a calibration voltage
value which is currently not updated anywhere in the driver code, and
hence it doesn't actually do anything. Remove this unused code.
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx>
---
sound/soc/codecs/mt6359-accdet.c | 92 ++--------------------------------------
sound/soc/codecs/mt6359-accdet.h | 17 --------
2 files changed, 3 insertions(+), 106 deletions(-)
diff --git a/sound/soc/codecs/mt6359-accdet.c b/sound/soc/codecs/mt6359-accdet.c
index a21c6544174517e3eebc8cf25d1ea3029ba014f6..6b0178976d91e37c32540991693ebfd8e29c11f5 100644
--- a/sound/soc/codecs/mt6359-accdet.c
+++ b/sound/soc/codecs/mt6359-accdet.c
@@ -37,9 +37,6 @@
#define ACCDET_PMIC_RSV_EINT BIT(7)
-#define ACCDET_THREE_KEY BIT(8)
-#define ACCDET_FOUR_KEY BIT(9)
-#define ACCDET_TRI_KEY_CDD BIT(10)
#define ACCDET_RSV_KEY BIT(11)
#define ACCDET_ANALOG_FASTDISCHARGE BIT(12)
@@ -255,7 +252,6 @@ static void mt6359_accdet_recover_jd_setting(struct mt6359_accdet *priv)
priv->data->pwm_deb->debounce3);
priv->jack_type = 0;
- priv->btn_type = 0;
priv->accdet_status = 0x3;
mt6359_accdet_jack_report(priv);
}
@@ -318,45 +314,10 @@ static void mt6359_accdet_jack_report(struct mt6359_accdet *priv)
if (!priv->jack)
return;
- report = priv->jack_type | priv->btn_type;
+ report = priv->jack_type;
snd_soc_jack_report(priv->jack, report, MT6359_ACCDET_JACK_MASK);
}
-static unsigned int check_button(struct mt6359_accdet *priv, unsigned int v)
-{
- if (priv->caps & ACCDET_FOUR_KEY) {
- if (v < priv->data->four_key.down &&
- v >= priv->data->four_key.up)
- priv->btn_type = SND_JACK_BTN_1;
- if (v < priv->data->four_key.up &&
- v >= priv->data->four_key.voice)
- priv->btn_type = SND_JACK_BTN_2;
- if (v < priv->data->four_key.voice &&
- v >= priv->data->four_key.mid)
- priv->btn_type = SND_JACK_BTN_3;
- if (v < priv->data->four_key.mid)
- priv->btn_type = SND_JACK_BTN_0;
- } else {
- if (v < priv->data->three_key.down &&
- v >= priv->data->three_key.up)
- priv->btn_type = SND_JACK_BTN_1;
- if (v < priv->data->three_key.up &&
- v >= priv->data->three_key.mid)
- priv->btn_type = SND_JACK_BTN_2;
- if (v < priv->data->three_key.mid)
- priv->btn_type = SND_JACK_BTN_0;
- }
- return 0;
-}
-
-static void is_key_pressed(struct mt6359_accdet *priv, bool pressed)
-{
- priv->btn_type = priv->jack_type & ~MT6359_ACCDET_BTN_MASK;
-
- if (pressed)
- check_button(priv, priv->cali_voltage);
-}
-
static inline void check_jack_btn_type(struct mt6359_accdet *priv)
{
unsigned int val = 0;
@@ -368,15 +329,11 @@ static inline void check_jack_btn_type(struct mt6359_accdet *priv)
switch (priv->accdet_status) {
case 0:
- if (priv->jack_type == SND_JACK_HEADSET)
- is_key_pressed(priv, true);
- else
+ if (priv->jack_type != SND_JACK_HEADSET)
priv->jack_type = SND_JACK_HEADPHONE;
break;
case 1:
- if (priv->jack_type == SND_JACK_HEADSET) {
- is_key_pressed(priv, false);
- } else {
+ if (priv->jack_type != SND_JACK_HEADSET) {
priv->jack_type = SND_JACK_HEADSET;
accdet_set_debounce(priv, eint_state011, 0x1);
}
@@ -603,48 +560,6 @@ static int mt6359_accdet_parse_dt(struct mt6359_accdet *priv)
if (ret)
priv->data->eint_comp_vth = 0x0;
- ret = of_property_read_u32(node, "mediatek,key-mode", &tmp);
- if (ret)
- tmp = 0;
- if (tmp == 0) {
- int three_key[4];
-
- priv->caps |= ACCDET_THREE_KEY;
- ret = of_property_read_u32_array(node,
- "mediatek,three-key-thr",
- three_key,
- ARRAY_SIZE(three_key));
- if (!ret)
- memcpy(&priv->data->three_key, three_key + 1,
- sizeof(struct three_key_threshold));
- } else if (tmp == 1) {
- int four_key[5];
-
- priv->caps |= ACCDET_FOUR_KEY;
- ret = of_property_read_u32_array(node,
- "mediatek,four-key-thr",
- four_key,
- ARRAY_SIZE(four_key));
- if (!ret) {
- memcpy(&priv->data->four_key, four_key + 1,
- sizeof(struct four_key_threshold));
- } else {
- dev_warn(priv->dev,
- "accdet no 4-key-thrsh dts, use efuse\n");
- }
- } else if (tmp == 2) {
- int three_key[4];
-
- priv->caps |= ACCDET_TRI_KEY_CDD;
- ret = of_property_read_u32_array(node,
- "mediatek,tri-key-cdd-thr",
- three_key,
- ARRAY_SIZE(three_key));
- if (!ret)
- memcpy(&priv->data->three_key, three_key + 1,
- sizeof(struct three_key_threshold));
- }
-
of_node_put(node);
dev_warn(priv->dev, "accdet caps=%x\n", priv->caps);
@@ -1015,7 +930,6 @@ static int mt6359_accdet_probe(struct platform_device *pdev)
priv->jd_sts = M_PLUG_OUT;
priv->jack_type = 0;
- priv->btn_type = 0;
priv->accdet_status = 0x3;
mt6359_accdet_init(priv);
diff --git a/sound/soc/codecs/mt6359-accdet.h b/sound/soc/codecs/mt6359-accdet.h
index a54a328bdf3797ce642da446c0cc6792f72ec939..09e1072b61a4c929bf6b764b4fab3c4b26f7cf4a 100644
--- a/sound/soc/codecs/mt6359-accdet.h
+++ b/sound/soc/codecs/mt6359-accdet.h
@@ -50,19 +50,6 @@ enum {
eint_inverter_state000,
};
-struct three_key_threshold {
- unsigned int mid;
- unsigned int up;
- unsigned int down;
-};
-
-struct four_key_threshold {
- unsigned int mid;
- unsigned int voice;
- unsigned int up;
- unsigned int down;
-};
-
struct pwm_deb_settings {
unsigned int pwm_width;
unsigned int pwm_thresh;
@@ -88,8 +75,6 @@ struct dts_data {
unsigned int plugout_deb;
bool hp_eint_high;
struct pwm_deb_settings *pwm_deb;
- struct three_key_threshold three_key;
- struct four_key_threshold four_key;
unsigned int moisture_detect_enable;
unsigned int eint_detect_mode;
unsigned int eint_use_ext_res;
@@ -112,10 +97,8 @@ struct mt6359_accdet {
struct mutex res_lock; /* lock protection */
bool jack_plugged;
unsigned int jack_type;
- unsigned int btn_type;
unsigned int accdet_status;
unsigned int pre_accdet_status;
- unsigned int cali_voltage;
unsigned int jd_sts;
struct work_struct accdet_work;
struct workqueue_struct *accdet_workqueue;
--
2.48.1
