diff options
Diffstat (limited to 'drivers/extcon/extcon-arizona.c')
| -rw-r--r-- | drivers/extcon/extcon-arizona.c | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c index 63f01c42aed4..95cf7f875bb3 100644 --- a/drivers/extcon/extcon-arizona.c +++ b/drivers/extcon/extcon-arizona.c @@ -136,18 +136,22 @@ static const char *arizona_cable[] = { static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info); -static void arizona_extcon_do_magic(struct arizona_extcon_info *info, - unsigned int magic) +static void arizona_extcon_hp_clamp(struct arizona_extcon_info *info, + bool clamp) { struct arizona *arizona = info->arizona; + unsigned int val = 0; int ret; + if (clamp) + val = ARIZONA_RMV_SHRT_HP1L; + mutex_lock(&arizona->dapm->card->dapm_mutex); - arizona->hpdet_magic = magic; + arizona->hpdet_clamp = clamp; - /* Keep the HP output stages disabled while doing the magic */ - if (magic) { + /* Keep the HP output stages disabled while doing the clamp */ + if (clamp) { ret = regmap_update_bits(arizona->regmap, ARIZONA_OUTPUT_ENABLES_1, ARIZONA_OUT1L_ENA | @@ -158,20 +162,20 @@ static void arizona_extcon_do_magic(struct arizona_extcon_info *info, ret); } - ret = regmap_update_bits(arizona->regmap, 0x225, 0x4000, - magic); + ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1L, + ARIZONA_RMV_SHRT_HP1L, val); if (ret != 0) - dev_warn(arizona->dev, "Failed to do magic: %d\n", + dev_warn(arizona->dev, "Failed to do clamp: %d\n", ret); - ret = regmap_update_bits(arizona->regmap, 0x226, 0x4000, - magic); + ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1R, + ARIZONA_RMV_SHRT_HP1R, val); if (ret != 0) - dev_warn(arizona->dev, "Failed to do magic: %d\n", + dev_warn(arizona->dev, "Failed to do clamp: %d\n", ret); - /* Restore the desired state while not doing the magic */ - if (!magic) { + /* Restore the desired state while not doing the clamp */ + if (!clamp) { ret = regmap_update_bits(arizona->regmap, ARIZONA_OUTPUT_ENABLES_1, ARIZONA_OUT1L_ENA | @@ -603,7 +607,7 @@ done: ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, 0); - arizona_extcon_do_magic(info, 0); + arizona_extcon_hp_clamp(info, false); if (id_gpio) gpio_set_value_cansleep(id_gpio, 0); @@ -648,7 +652,7 @@ static void arizona_identify_headphone(struct arizona_extcon_info *info) if (info->mic) arizona_stop_mic(info); - arizona_extcon_do_magic(info, 0x4000); + arizona_extcon_hp_clamp(info, true); ret = regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, @@ -699,7 +703,7 @@ static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info) info->hpdet_active = true; - arizona_extcon_do_magic(info, 0x4000); + arizona_extcon_hp_clamp(info, true); ret = regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |