usb: gadget: MBIM function driver for QCOM chipsets
This driver implements Mobile Broadband Interface Model protocol.
Control messages are transferred through QBI module
running in user space and communicating with mbim
using file operations interface android_mbim.
Data is transferred on SPS, Bam-to-Bam.
Change-Id: Ifc4b3f7e21b1a0dac377af272f9ae922ec9c7e2e
Signed-off-by: Anna Perel <aperel@codeaurora.org>
diff --git a/drivers/usb/gadget/android.c b/drivers/usb/gadget/android.c
index 3e5c6f1..3fb9c83 100644
--- a/drivers/usb/gadget/android.c
+++ b/drivers/usb/gadget/android.c
@@ -70,6 +70,8 @@
#include "f_rndis.c"
#include "rndis.c"
#include "u_ether.c"
+#include "u_bam_data.c"
+#include "f_mbim.c"
MODULE_AUTHOR("Mike Lockwood");
MODULE_DESCRIPTION("Android Composite USB Driver");
@@ -386,6 +388,35 @@
.attributes = rmnet_function_attributes,
};
+
+/* MBIM - used with BAM */
+#define MAX_MBIM_INSTANCES 1
+
+static int mbim_function_init(struct android_usb_function *f,
+ struct usb_composite_dev *cdev)
+{
+ return mbim_init(MAX_MBIM_INSTANCES);
+}
+
+static void mbim_function_cleanup(struct android_usb_function *f)
+{
+ fmbim_cleanup();
+}
+
+static int mbim_function_bind_config(struct android_usb_function *f,
+ struct usb_configuration *c)
+{
+ return mbim_bind_config(c, 0);
+}
+
+static struct android_usb_function mbim_function = {
+ .name = "usb_mbim",
+ .cleanup = mbim_function_cleanup,
+ .bind_config = mbim_function_bind_config,
+ .init = mbim_function_init,
+};
+
+
/* DIAG */
static char diag_clients[32]; /*enabled DIAG clients- "diag[,diag_mdm]" */
static ssize_t clients_store(
@@ -1004,6 +1035,7 @@
static struct android_usb_function *supported_functions[] = {
+ &mbim_function,
&rmnet_smd_function,
&rmnet_sdio_function,
&rmnet_smd_sdio_function,