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touch: Do a panel HW test before calibration

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In case the panel or the panel connection has issues, abort the calibration.
This commit is contained in:
CTCaer
2020-03-25 01:38:16 +02:00
parent 4ec7befe82
commit dc9c7fd95c
2 changed files with 74 additions and 5 deletions
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53
nyx/nyx_gui/input/touch.c
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@@ -1,5 +1,5 @@
/*
* Touch driver for Nintendo Switch's STM FingerTip S (4cd60d) touch controller
* Touch driver for Nintendo Switch's STM FingerTip S (4CD60D) touch controller
*
* Copyright (c) 2018 langerhans
* Copyright (c) 2018-2020 CTCaer
@@ -236,6 +236,46 @@ int touch_sys_reset()
return 1;
}
int touch_panel_ito_test(u8 *err)
{
int res = 0;
// Reset touchscreen module.
if (touch_sys_reset())
return res;
// Do ITO Production test.
u8 cmd[2] = { 1, 0 };
if (touch_command(STMFTS_ITO_CHECK, cmd, 2))
return res;
u32 timer = get_tmr_ms() + 2000;
while (true)
{
u8 tmp[8] = {0};
i2c_recv_buf_small(tmp, 8, I2C_3, STMFTS_I2C_ADDR, STMFTS_READ_ONE_EVENT);
if (tmp[1] == 0xF && tmp[2] == 0x5)
{
if (err)
{
err[0] = tmp[3];
err[1] = tmp[4];
}
res = 1;
break;
}
if (get_tmr_ms() > timer)
break;
}
// Reset touchscreen module.
touch_sys_reset();
return res;
}
int touch_sense_enable()
{
// Enable auto tuning calibration and multi-touch sensing.
@@ -326,9 +366,14 @@ int touch_power_on()
u32 btn = btn_wait_timeout(0, BTN_VOL_DOWN | BTN_VOL_UP);
if ((btn & BTN_VOL_DOWN) && (btn & BTN_VOL_UP))
return touch_execute_autotune();
else
return touch_init();
{
u8 err[2];
if (touch_panel_ito_test(err))
if (!err[0] && !err[1])
return touch_execute_autotune();
}
return touch_init();
}
void touch_power_off()