From c51464d9d8b27d0ffae80793a2bdeb6590be6d72 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Wed, 27 Jul 2022 09:00:39 -0700
Subject: [PATCH] Put the Nintendo Switch Pro controller back into enhanced
mode as needed
Fixes https://github.com/libsdl-org/SDL/issues/3450
---
src/joystick/hidapi/SDL_hidapi_switch.c | 20 ++++++++++++++++++--
1 file changed, 18 insertions(+), 2 deletions(-)
diff --git a/src/joystick/hidapi/SDL_hidapi_switch.c b/src/joystick/hidapi/SDL_hidapi_switch.c
index 061f3b3c9a4..79f83a21aa9 100644
--- a/src/joystick/hidapi/SDL_hidapi_switch.c
+++ b/src/joystick/hidapi/SDL_hidapi_switch.c
@@ -260,6 +260,7 @@ typedef struct {
Uint32 m_unRumblePending;
SDL_bool m_bHasSensors;
SDL_bool m_bReportSensors;
+ Uint32 m_unLastInput;
SwitchInputOnlyControllerStatePacket_t m_lastInputOnlyState;
SwitchSimpleStatePacket_t m_lastSimpleState;
@@ -1608,6 +1609,7 @@ HIDAPI_DriverSwitch_UpdateDevice(SDL_HIDAPI_Device *device)
SDL_DriverSwitch_Context *ctx = (SDL_DriverSwitch_Context *)device->context;
SDL_Joystick *joystick = NULL;
int size;
+ Uint32 now;
if (device->num_joysticks > 0) {
joystick = SDL_JoystickFromInstanceID(device->joysticks[0]);
@@ -1616,6 +1618,8 @@ HIDAPI_DriverSwitch_UpdateDevice(SDL_HIDAPI_Device *device)
return SDL_FALSE;
}
+ now = SDL_GetTicks();
+
while ((size = ReadInput(ctx)) > 0) {
#ifdef DEBUG_SWITCH_PROTOCOL
HIDAPI_DumpPacket("Nintendo Switch packet: size = %d", ctx->m_rgucReadBuffer, size);
@@ -1626,9 +1630,11 @@ HIDAPI_DriverSwitch_UpdateDevice(SDL_HIDAPI_Device *device)
switch (ctx->m_rgucReadBuffer[0]) {
case k_eSwitchInputReportIDs_SimpleControllerState:
HandleSimpleControllerState(joystick, ctx, (SwitchSimpleStatePacket_t *)&ctx->m_rgucReadBuffer[1]);
+ ctx->m_unLastInput = now;
break;
case k_eSwitchInputReportIDs_FullControllerState:
HandleFullControllerState(joystick, ctx, (SwitchStatePacket_t *)&ctx->m_rgucReadBuffer[1]);
+ ctx->m_unLastInput = now;
break;
default:
break;
@@ -1636,12 +1642,22 @@ HIDAPI_DriverSwitch_UpdateDevice(SDL_HIDAPI_Device *device)
}
}
+ if (!ctx->m_bInputOnly && !ctx->m_bUsingBluetooth) {
+ const Uint32 INPUT_WAIT_TIMEOUT_MS = 100;
+ if (SDL_TICKS_PASSED(now, ctx->m_unLastInput + INPUT_WAIT_TIMEOUT_MS)) {
+ /* Steam may have put the controller back into non-reporting mode */
+ SDL_UnlockMutex(ctx->device->dev_lock);
+ WriteProprietary(ctx, k_eSwitchProprietaryCommandIDs_ForceUSB, NULL, 0, SDL_FALSE);
+ SDL_LockMutex(ctx->device->dev_lock);
+ }
+ }
+
if (ctx->m_bRumblePending || ctx->m_bRumbleZeroPending) {
HIDAPI_DriverSwitch_SendPendingRumble(ctx);
} else if (ctx->m_bRumbleActive &&
- SDL_TICKS_PASSED(SDL_GetTicks(), ctx->m_unRumbleSent + RUMBLE_REFRESH_FREQUENCY_MS)) {
+ SDL_TICKS_PASSED(now, ctx->m_unRumbleSent + RUMBLE_REFRESH_FREQUENCY_MS)) {
#ifdef DEBUG_RUMBLE
- SDL_Log("Sent continuing rumble, %d ms after previous rumble\n", SDL_GetTicks() - ctx->m_unRumbleSent);
+ SDL_Log("Sent continuing rumble, %d ms after previous rumble\n", now - ctx->m_unRumbleSent);
#endif
WriteRumble(ctx);
}