From 8868db37b7f9d7408161cc55bd6566f338762cb0 Mon Sep 17 00:00:00 2001
From: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Date: Tue, 13 Mar 2012 00:18:19 +0000
Subject: Make the presence of Linux SPI headers mandatory for linux_spi

This solution is copied from ft2232_spi and is equally hacky.
Thanks to M.K. for investigating the history of <linux/spi/spidev.h>, which
led to a hopefully more robust check.

Corresponding to flashrom svn r1517.

Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
---
 linux_spi.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'linux_spi.c')

diff --git a/linux_spi.c b/linux_spi.c
index 17d003e..f4d30c9 100644
--- a/linux_spi.c
+++ b/linux_spi.c
@@ -17,6 +17,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#if CONFIG_LINUX_SPI == 1
+
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -24,6 +26,7 @@
 #include <errno.h>
 #include <ctype.h>
 #include <unistd.h>
+#include <linux/types.h>
 #include <linux/spi/spidev.h>
 #include <sys/ioctl.h>
 #include "flash.h"
@@ -176,3 +179,5 @@ static int linux_spi_write_256(struct flashctx *flash, uint8_t *buf,
 	return spi_write_chunked(flash, buf, start, len,
 				((unsigned int)getpagesize()) - 4);
 }
+
+#endif // CONFIG_LINUX_SPI == 1
-- 
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