# --- T2-COPYRIGHT-NOTE-BEGIN ---
# T2 SDE: architecture/powerpc64/package/*/0090-spu-enum-shared-param.patch
# Copyright (C) 2023 The T2 SDE Project
# 
# This Copyright note is generated by scripts/Create-CopyPatch,
# more information can be found in the files COPYING and README.
# 
# This patch file is dual-licensed. It is available under the license the
# patched project is licensed under, as long as it is an OpenSource license
# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
# of the GNU General Public License version 2 as used by the T2 SDE.
# --- T2-COPYRIGHT-NOTE-END ---

--- a/arch/powerpc/include/asm/spu.h	2012-03-01 01:32:49.000000000 +0100
+++ b/arch/powerpc/include/asm/spu.h	2012-03-05 17:49:44.083370504 +0100
@@ -198,6 +198,8 @@
 
 extern struct cbe_spu_info cbe_spu_info[];
 
+extern int spu_enum_shared(void);
+
 void spu_init_channels(struct spu *spu);
 void spu_irq_setaffinity(struct spu *spu, int cpu);
 
--- a/arch/powerpc/platforms/cell/spu_base.c	2018-12-26 17:25:07.982026754 +0100
+++ b/arch/powerpc/platforms/cell/spu_base.c	2018-12-26 17:28:29.346588750 +0100
@@ -39,6 +39,11 @@
 #include <asm/xmon.h>
 #include <asm/prom.h>
 #include <asm/kexec.h>
+#include <linux/moduleparam.h>
+  
+static int enum_shared = 0;
+module_param(enum_shared, int, S_IRUGO);
+MODULE_PARM_DESC(enum_shared, "Enumerate shared SPUs");
 
 const struct spu_management_ops *spu_management_ops;
 EXPORT_SYMBOL_GPL(spu_management_ops);
@@ -450,6 +455,12 @@
 		free_irq(spu->irqs[2], spu);
 }
 
+int spu_enum_shared(void)
+{
+	return enum_shared;
+}
+EXPORT_SYMBOL_GPL(spu_enum_shared);
+
 void spu_init_channels(struct spu *spu)
 {
 	static const struct {
--- a/arch/powerpc/platforms/ps3/spu.c	2012-03-01 01:32:49.000000000 +0100
+++ b/arch/powerpc/platforms/ps3/spu.c	2012-03-05 17:54:01.800664787 +0100
@@ -421,7 +421,7 @@
 		if (result)
 			break;
 
-		if (resource_type == PS3_SPU_RESOURCE_TYPE_EXCLUSIVE) {
+		if (resource_type == PS3_SPU_RESOURCE_TYPE_EXCLUSIVE || spu_enum_shared()) {
 			result = fn((void*)(unsigned long)resource_id);
 
 			if (result)