From bd34fd59dbf0691e2dba76be65f260303d8ccec7 Mon Sep 17 00:00:00 2001
From: SciresM <Sciresm@gmail.com>
Date: Sun, 4 Sep 2016 05:41:28 -0700
Subject: [PATCH] Add GSPLCD_GetVendors (#311)

---
 libctru/include/3ds/services/gsplcd.h |  5 +++++
 libctru/source/services/gsplcd.c      | 14 ++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/libctru/include/3ds/services/gsplcd.h b/libctru/include/3ds/services/gsplcd.h
index a5b4c7e..0ac9a97 100644
--- a/libctru/include/3ds/services/gsplcd.h
+++ b/libctru/include/3ds/services/gsplcd.h
@@ -31,3 +31,8 @@ Result GSPLCD_PowerOnBacklight(u32 screen);
  */
 Result GSPLCD_PowerOffBacklight(u32 screen);
 
+/**
+ * @brief Gets the LCD screens' vendors. Stubbed on old 3ds.
+ * @param vendor Pointer to output the screen vendors to.
+ */
+Result GSPLCD_GetVendors(u8 *vendors);
\ No newline at end of file
diff --git a/libctru/source/services/gsplcd.c b/libctru/source/services/gsplcd.c
index 52bea9a..0c27cb8 100644
--- a/libctru/source/services/gsplcd.c
+++ b/libctru/source/services/gsplcd.c
@@ -52,3 +52,17 @@ Result GSPLCD_PowerOffBacklight(u32 screen)
 	return cmdbuf[1];
 }
 
+Result GSPLCD_GetVendors(u8 *vendors)
+{
+	u32 *cmdbuf = getThreadCommandBuffer();
+
+	cmdbuf[0] = IPC_MakeHeader(0x14,0,0); // 0x140000
+
+	Result ret=0;
+	if (R_FAILED(ret = svcSendSyncRequest(gspLcdHandle))) return ret;
+	
+	if(vendors) *vendors = cmdbuf[2] & 0xFF;
+
+	return cmdbuf[1];
+}
+