From bef9f2b2c423d636e2388c62412c754f3bd45968 Mon Sep 17 00:00:00 2001 From: Sam Lantinga Date: Thu, 26 May 2022 20:45:13 -0700 Subject: [PATCH] Don't trigger device notifications when Steam Deck backlight changes --- src/hidapi/SDL_hidapi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/hidapi/SDL_hidapi.c b/src/hidapi/SDL_hidapi.c index 9b25742f8..3808ceba2 100644 --- a/src/hidapi/SDL_hidapi.c +++ b/src/hidapi/SDL_hidapi.c @@ -416,7 +416,10 @@ HIDAPI_UpdateDiscovery() const char *action = NULL; action = usyms->udev_device_get_action(pUdevDevice); if (!action || SDL_strcmp(action, "add") == 0 || SDL_strcmp(action, "remove") == 0) { - ++SDL_HIDAPI_discovery.m_unDeviceChangeCounter; + const char *subsystem = usyms->udev_device_get_subsystem(pUdevDevice); + if (!subsystem || SDL_strcmp(subsystem, "backlight") != 0) { + ++SDL_HIDAPI_discovery.m_unDeviceChangeCounter; + } } usyms->udev_device_unref(pUdevDevice); }