modem_shm: genio dummy driver

Add a 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>

diff --git a/drivers/modem_shm/dummy_c2c_genio.c b/drivers/modem_shm/dummy_c2c_genio.c
new file mode 100644 (file)
index 0000000..18fbb6f
--- /dev/null
+++ b/drivers/modem_shm/dummy_c2c_genio.c
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) ST-Ericsson AB 2012
+ * Author:     Sjur Brændeland / sjur.brandeland@stericsson.com
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+/* This is a dummy implementation of GENIO */
+
+#include <linux/module.h>
+#include <linux/c2c_genio.h>
+
+int genio_subscribe(int bit, void (*bit_set_cb)(void *data), void *data)
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_subscribe);
+
+int genio_unsubscribe(int bit)
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_unsubscribe);
+
+int genio_set_bit(int bit)
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_set_bit);
+
+int genio_reset(void)
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_reset);
+
+int genio_subscribe_caif_ready(void (*caif_ready_cb) (bool ready))
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_subscribe_caif_ready);
+
+int genio_set_shm_addr(u32 addr, void (*ipc_ready_cb) (void))
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_set_shm_addr);
+
+int genio_bit_alloc(u32 setter_mask, u32 getter_mask)
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_bit_alloc);
+
+void genio_register_errhandler(void (*errhandler)(int errno))
+{
+}
+EXPORT_SYMBOL(genio_register_errhandler);
+
+int genio_power_req(int state)
+{
+       return 0;
+}
+EXPORT_SYMBOL(genio_power_req);
+
+static int __init genio_init(void)
+{
+       return 0;
+}
+
+static void __exit genio_exit(void)
+{
+}
+module_init(genio_init);
+module_exit(genio_exit);
+
+MODULE_LICENSE("GPL");