From d635711daa98be86d4c7fd01499c34f566b54ccb Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Fri, 10 Jun 2016 05:30:17 -0300
Subject: Linux-libre 4.6.2-gnu

---
 drivers/misc/cxl/base.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'drivers/misc/cxl/base.c')

diff --git a/drivers/misc/cxl/base.c b/drivers/misc/cxl/base.c
index a9f0dd325..9b90ec6c0 100644
--- a/drivers/misc/cxl/base.c
+++ b/drivers/misc/cxl/base.c
@@ -11,6 +11,7 @@
 #include <linux/rcupdate.h>
 #include <asm/errno.h>
 #include <misc/cxl-base.h>
+#include <linux/of_platform.h>
 #include "cxl.h"
 
 /* protected by rcu */
@@ -84,3 +85,34 @@ void unregister_cxl_calls(struct cxl_calls *calls)
 	synchronize_rcu();
 }
 EXPORT_SYMBOL_GPL(unregister_cxl_calls);
+
+int cxl_update_properties(struct device_node *dn,
+			  struct property *new_prop)
+{
+	return of_update_property(dn, new_prop);
+}
+EXPORT_SYMBOL_GPL(cxl_update_properties);
+
+static int __init cxl_base_init(void)
+{
+	struct device_node *np = NULL;
+	struct platform_device *dev;
+	int count = 0;
+
+	/*
+	 * Scan for compatible devices in guest only
+	 */
+	if (cpu_has_feature(CPU_FTR_HVMODE))
+		return 0;
+
+	while ((np = of_find_compatible_node(np, NULL,
+				     "ibm,coherent-platform-facility"))) {
+		dev = of_platform_device_create(np, NULL, NULL);
+		if (dev)
+			count++;
+	}
+	pr_devel("Found %d cxl device(s)\n", count);
+	return 0;
+}
+
+module_init(cxl_base_init);
-- 
cgit v1.2.3-54-g00ecf