1 files changed, 35 insertions, 0 deletions

diff --git a/sound/soc/codecs/sigmadsp-i2c.c b/sound/soc/codecs/sigmadsp-i2c.c
new file mode 100644
index 000000000000..246081aae8ca
--- /dev/null
+++ b/sound/soc/codecs/sigmadsp-i2c.c
@@ -0,0 +1,35 @@
+/*
+ * Load Analog Devices SigmaStudio firmware files
+ *
+ * Copyright 2009-2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/i2c.h>
+#include <linux/export.h>
+#include <linux/module.h>
+
+#include "sigmadsp.h"
+
+static int sigma_action_write_i2c(void *control_data,
+        const struct sigma_action *sa, size_t len)
+{
+        return i2c_master_send(control_data, (const unsigned char *)&sa->addr,
+                len);
+}
+
+int process_sigma_firmware(struct i2c_client *client, const char *name)
+{
+        struct sigma_firmware ssfw;
+
+        ssfw.control_data = client;
+        ssfw.write = sigma_action_write_i2c;
+
+        return _process_sigma_firmware(&client->dev, &ssfw, name);
+}
+EXPORT_SYMBOL(process_sigma_firmware);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("SigmaDSP I2C firmware loader");
+MODULE_LICENSE("GPL");