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xduoox3ii/x20: Proper lineout detection and volume mangling.

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hotplugging hp and lineout works, without blowing out eardrums.

Change-Id: I2df5c7a618bb2d1d77d416548d45dff9cfc619db
This commit is contained in:
Solomon Peachy 2020-10-01 14:06:48 -04:00
parent 6d47dc9a88
commit b030bf5885
10 changed files with 80 additions and 48 deletions
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23
firmware/target/hosted/xduoo/button-xduoo.c
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@ -166,25 +166,16 @@ int button_read_device(void)
bool headphones_inserted(void)
{
int status = 0;
const char * const sysfs_lo_switch = "/sys/class/switch/lineout/state";
const char * const sysfs_hs_switch = "/sys/class/switch/headset/state";
#ifdef XDUOO_X20
const char * const sysfs_bal_switch = "/sys/class/switch/balance/state";
#endif
int ps = xduoo_get_outputs();
sysfs_get_int(sysfs_lo_switch, &status);
if (status) return true;
return (ps == 2 || ps == 3);
}
sysfs_get_int(sysfs_hs_switch, &status);
if (status) return true;
bool lineout_inserted(void)
{
int ps = xduoo_get_outputs();
#ifdef XDUOO_X20
sysfs_get_int(sysfs_bal_switch, &status);
if (status) return true;
#endif
return false;
return (ps == 1);
}
void button_close_device(void)