xshm: genio dummy driver

Dummy driver for genio. A proper driver for Nova A9540 will be
contributed at a later stage.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/xshm/genio_dummy.c b/drivers/xshm/genio_dummy.c
new file mode 100644 (file)
index 0000000..d359ee6
--- /dev/null
+++ b/drivers/xshm/genio_dummy.c
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) ST-Ericsson AB 2010
+ * Author:     Sjur Brendeland / sjur.brandeland@stericsson.com
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+/* This is a dummy implementation of GENIO */
+
+#include <linux/c2c_genio.h>
+int genio_subscribe(int bit, void (*bit_set_cb)(void *data), void *data)
+{
+       return 0;
+}
+
+int genio_unsubscribe(int bit)
+{
+       return 0;
+}
+
+int genio_set_bit(int bit)
+{
+       return 0;
+}
+
+int genio_init(void)
+{
+       return 0;
+}
+
+void genio_exit(void)
+{
+}
+
+int genio_reset(void)
+{
+       return 0;
+}
+
+int genio_subscribe_caif_ready(void (*caif_ready_cb) (bool ready))
+{
+       return 0;
+}
+
+int genio_set_shm_addr(u32 addr, void (*ipc_ready_cb) (void))
+{
+       return 0;
+}
+
+int genio_bit_alloc(u32 setter_mask, u32 getter_mask)
+{
+       return 0;
+}
+
+void genio_register_errhandler(void (*errhandler)(int errno))
+{
+}
+
+int genio_power_req(int state)
+{
+       return 0;
+}