From 468c5967fb87a26d60bd0f9b8ce1b1c55d87a666 Mon Sep 17 00:00:00 2001
From: coypu <coypu@sdf.org>
Date: Sat, 17 Sep 2016 08:36:06 +0300
Subject: [PATCH 20/27] squash want __DECONST ...

---
 sys/external/isc/atheros_hal/ic/ah_osdep.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/sys/external/isc/atheros_hal/ic/ah_osdep.h b/sys/external/isc/atheros_hal/ic/ah_osdep.h
index a9f6f70..ff4c8fc 100644
--- a/sys/external/isc/atheros_hal/ic/ah_osdep.h
+++ b/sys/external/isc/atheros_hal/ic/ah_osdep.h
@@ -147,6 +147,16 @@ typedef uint32_t		HAL_DMA_ADDR;
 #define __bswap16(x)			bswap16(x)
 #define __bswap32(x)			bswap32(x)
 
+/*
+ * For USB/SDIO support (where access latencies are quite high);
+ * some write accesses may be buffered and then flushed when
+ * either a read is done, or an explicit flush is done.
+ *
+ * These are simply placeholders for now.
+ */
+#define	OS_REG_WRITE_BUFFER_ENABLE(_ah)		\
+	    do { } while (0)
+
 #ifndef __DECONST
 #define __DECONST(type, var)	((type)(uintptr_t)(const void *)(var))
 #endif
-- 
2.9.3