summaryrefslogtreecommitdiff
path: root/arch/powerpc/platforms/wsp/msi.h
diff options
context:
space:
mode:
authorMichael Ellerman <michael@ellerman.id.au>2011-08-08 12:30:55 (GMT)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-09-19 23:19:55 (GMT)
commitf9a71e0fd1b44148d7af6ce2fecfb2cf7a4df636 (patch)
tree1154460114422872f7a02ad086726e7b23740135 /arch/powerpc/platforms/wsp/msi.h
parentf352c7251255effe6c2326190f1378adbd142aa3 (diff)
downloadlinux-fsl-qoriq-f9a71e0fd1b44148d7af6ce2fecfb2cf7a4df636.tar.xz
powerpc/wsp: Add MSI support for PCI on PowerEN
Based on a patch by Michael Ellerman <michael@ellerman.id.au> Patch was simply forward ported upstream. Jimi Xenidis <jimix@pobox.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/wsp/msi.h')
-rw-r--r--arch/powerpc/platforms/wsp/msi.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/wsp/msi.h b/arch/powerpc/platforms/wsp/msi.h
new file mode 100644
index 0000000..0ab27b7
--- /dev/null
+++ b/arch/powerpc/platforms/wsp/msi.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2011 Michael Ellerman, IBM Corp.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef __WSP_MSI_H
+#define __WSP_MSI_H
+
+#ifdef CONFIG_PCI_MSI
+extern void wsp_setup_phb_msi(struct pci_controller *phb);
+#else
+static inline void wsp_setup_phb_msi(struct pci_controller *phb) { }
+#endif
+
+#endif /* __WSP_MSI_H */