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usb_usb: Prohibit MAX3421 suspend at startup #770

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MAX3421 suspend/resume at startup can:
- prevent LUFA startup
- prevent Poker X from being enumerated
This commit is contained in:
tmk 2023-12-30 00:03:02 +09:00
parent d825356dd5
commit 86157dc41d
1 changed files with 12 additions and 0 deletions
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12
converter/usb_usb/usb_usb.cpp
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@ -226,8 +226,16 @@ void led_set(uint8_t usb_led)
if (kbd4.isReady()) kbd4.SetLed(&usb_led); if (kbd4.isReady()) kbd4.SetLed(&usb_led);
} }
static bool init_done = false;
void hook_late_init()
{
dprintf("[i]");
init_done = true;
}
void hook_usb_suspend_loop(void) void hook_usb_suspend_loop(void)
{ {
dprintf("[s]");
#ifndef TMK_LUFA_DEBUG_UART #ifndef TMK_LUFA_DEBUG_UART
// This corrupts debug print when suspend // This corrupts debug print when suspend
suspend_power_down(); suspend_power_down();
@ -243,6 +251,8 @@ static uint8_t _led_stats = 0;
void hook_usb_suspend_entry(void) void hook_usb_suspend_entry(void)
{ {
dprintf("[S]"); dprintf("[S]");
if (!init_done) return;
matrix_clear(); matrix_clear();
clear_keyboard(); clear_keyboard();
@ -260,6 +270,8 @@ void hook_usb_suspend_entry(void)
void hook_usb_wakeup(void) void hook_usb_wakeup(void)
{ {
dprintf("[W]"); dprintf("[W]");
if (!init_done) return;
suspend_wakeup_init(); suspend_wakeup_init();
#ifdef UHS2_POWER_SAVING #ifdef UHS2_POWER_SAVING