From a774fb81cc487e1dd8f55a924f62bfce7045dc54 Mon Sep 17 00:00:00 2001
From: yellows8 <yellows8@users.noreply.github.com>
Date: Sat, 19 Oct 2019 19:51:51 -0400
Subject: [PATCH] Added hidsysSetNotificationLedPatternWithTimeout. Updated
 docs with sysver requirements which were previously missing.

---
 nx/include/switch/services/hidsys.h | 12 ++++++++++++
 nx/source/services/hidsys.c         | 13 +++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/nx/include/switch/services/hidsys.h b/nx/include/switch/services/hidsys.h
index 5f2a06de..6da6b5e2 100644
--- a/nx/include/switch/services/hidsys.h
+++ b/nx/include/switch/services/hidsys.h
@@ -110,13 +110,25 @@ Result hidsysGetUniquePadIds(u64 *UniquePadIds, s32 count, s32 *total_entries);
 
 /**
  * @brief Sets the HOME-button notification LED pattern, for the specified controller.
+ * @note Generally this should only be used if \ref hidsysSetNotificationLedPatternWithTimeout is not usable.
+ * @note Only available on [7.0.0+].
  * @param pattern \ref HidsysNotificationLedPattern
  * @param UniquePadId UniquePadId for the controller.
  */
 Result hidsysSetNotificationLedPattern(const HidsysNotificationLedPattern *pattern, u64 UniquePadId);
 
+/**
+ * @brief Sets the HOME-button notification LED pattern, for the specified controller. The LED will automatically be disabled once the specified timeout occurs.
+ * @note Only available on [9.0.0+], and with controllers which have the [9.0.0+] firmware installed.
+ * @param[in] pattern \ref HidsysNotificationLedPattern
+ * @param[in] UniquePadId UniquePadId for the controller.
+ * @param[in] timeout Timeout in nanoseconds.
+ */
+Result hidsysSetNotificationLedPatternWithTimeout(const HidsysNotificationLedPattern *pattern, u64 UniquePadId, u64 timeout);
+
 /**
  * @brief Gets the unique pad's serial number.
+ * @note Only available on [5.0.0+].
  * @param UniquePadId UniquePadId for the controller.
  * @param serial Pointer to output the serial to. (The buffer size needs to be at least 0x19 bytes)
  */
diff --git a/nx/source/services/hidsys.c b/nx/source/services/hidsys.c
index dd62a932..79315b4a 100644
--- a/nx/source/services/hidsys.c
+++ b/nx/source/services/hidsys.c
@@ -146,6 +146,19 @@ Result hidsysSetNotificationLedPattern(const HidsysNotificationLedPattern *patte
     return serviceDispatchIn(&g_hidsysSrv, 830, in);
 }
 
+Result hidsysSetNotificationLedPatternWithTimeout(const HidsysNotificationLedPattern *pattern, u64 UniquePadId, u64 timeout) {
+    if (hosversionBefore(9,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+
+    const struct {
+        HidsysNotificationLedPattern pattern;
+        u64 UniquePadId;
+        u64 timeout;
+    } in = { *pattern, UniquePadId, timeout };
+
+    return serviceDispatchIn(&g_hidsysSrv, 831, in);
+}
+
 Result hidsysGetUniquePadSerialNumber(u64 UniquePadId, char *serial) {
     if (hosversionBefore(5,0,0))
         return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);