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authorCharles Keepax <ckeepax@opensource.wolfsonmicro.com>2015-06-19 18:23:32 +0200
committerChanwoo Choi <cw00.choi@samsung.com>2015-08-10 04:48:56 +0200
commit0ffe8cbd51dafa5ad6686435bb1bd0afdd2b006b (patch)
treed0d81d4a83bf2a93ad44d897cb6c949cd49b0ab3 /drivers/extcon
parentextcon: arizona: Use gpiod inteface to handle micd_pol_gpio gpio (diff)
downloadlinux-0ffe8cbd51dafa5ad6686435bb1bd0afdd2b006b.tar.xz
linux-0ffe8cbd51dafa5ad6686435bb1bd0afdd2b006b.zip
extcon: arizona: Ensure variables are set for headphone detection
The detecting flag really refers to the microphone detection stage and as such should be cleared before arizona_identify_headphones is called. Also the mic flag should be set before identify headphones is called as well. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/extcon')
-rw-r--r--drivers/extcon/extcon-arizona.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 4dd684a32c3b..2336de66f442 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -765,10 +765,11 @@ static void arizona_micd_timeout_work(struct work_struct *work)
mutex_lock(&info->lock);
dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n");
- arizona_identify_headphone(info);
info->detecting = false;
+ arizona_identify_headphone(info);
+
arizona_stop_mic(info);
mutex_unlock(&info->lock);
@@ -834,6 +835,9 @@ static void arizona_micd_detect(struct work_struct *work)
/* If we got a high impedence we should have a headset, report it. */
if (info->detecting && (val & ARIZONA_MICD_LVL_8)) {
+ info->mic = true;
+ info->detecting = false;
+
arizona_identify_headphone(info);
ret = extcon_set_cable_state_(info->edev,
@@ -849,8 +853,6 @@ static void arizona_micd_detect(struct work_struct *work)
ret);
}
- info->mic = true;
- info->detecting = false;
goto handled;
}
@@ -863,10 +865,11 @@ static void arizona_micd_detect(struct work_struct *work)
if (info->detecting && (val & MICD_LVL_1_TO_7)) {
if (info->jack_flips >= info->micd_num_modes * 10) {
dev_dbg(arizona->dev, "Detected HP/line\n");
- arizona_identify_headphone(info);
info->detecting = false;
+ arizona_identify_headphone(info);
+
arizona_stop_mic(info);
} else {
info->micd_mode++;