[PATCH 1/4] fpga: altera-pr-ip: Add dummy definitions of API functions

[Ian Abbott]

Add a dummy definition of alt_pr_register() for build testing.

Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
 include/linux/fpga/altera-pr-ip-core.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/include/linux/fpga/altera-pr-ip-core.h b/include/linux/fpga/altera-pr-ip-core.h
index a6b4c07858cc..4a5aa9adaccc 100644
--- a/include/linux/fpga/altera-pr-ip-core.h
+++ b/include/linux/fpga/altera-pr-ip-core.h
@@ -11,7 +11,13 @@
 #ifndef _ALT_PR_IP_CORE_H
 #define _ALT_PR_IP_CORE_H
 #include <linux/io.h>
+#include <asm/errno.h>
 
+#ifdef CONFIG_ALTERA_PR_IP_CORE
 int alt_pr_register(struct device *dev, void __iomem *reg_base);
-
+#else
+static inline int alt_pr_register(struct device *dev, void __iomem *reg_base)
+{
+	return -EOPNOTSUPP;
+}
 #endif /* _ALT_PR_IP_CORE_H */
-- 
2.51.0