This patch is to switch Qisda H21 mass storage mode to 3G modem.
If need any modification, please tell me. Thanks.
Brad.
diff --git a/drivers/usb/storage/initializers.c
b/drivers/usb/storage/initializers.c
index 2dd9bd4..56808fc 100644
--- a/drivers/usb/storage/initializers.c
+++ b/drivers/usb/storage/initializers.c
@@ -102,3 +102,30 @@ int usb_stor_huawei_e220_init(struct us_data *us)
US_DEBUGP("usb_control_msg performing result is %d\n", result);
return (result ? 0 : -1);
}
+
+int usb_stor_qisda_h21_init(struct us_data *us)
+{
+
+ int result;
+ struct
+ {
+ unsigned char header[4];
+ unsigned char data[12];
+ } h21_Switch_Mode_Req;
+
+ h21_Switch_Mode_Req.data[5]=0x01;
+
+ result = usb_stor_control_msg(us, us->send_ctrl_pipe,
+ 0x04,
+ USB_TYPE_STANDARD | USB_TYPE_VENDOR,
+ 0x00,
+ 0x00,
+ (void*)&h21_Switch_Mode_Req,
+ sizeof(h21_Switch_Mode_Req),
+ 1000);
+
+
+ US_DEBUGP("usb_control_msg performing result is %d\n", result);
+ return (result ? 0 : -1);
+}
+
diff --git a/drivers/usb/storage/initializers.h
b/drivers/usb/storage/initializers.h
index 529327f..b656264 100644
--- a/drivers/usb/storage/initializers.h
+++ b/drivers/usb/storage/initializers.h
@@ -48,3 +48,6 @@ int usb_stor_ucr61s2b_init(struct us_data *us);
/* This places the HUAWEI E220 devices in multi-port mode */
int usb_stor_huawei_e220_init(struct us_data *us);
+
+/* This places the QISDA H21 devices in multi-port mode */
+int usb_stor_qisda_h21_init(struct us_data *us);
diff --git a/drivers/usb/storage/unusual_devs.h
b/drivers/usb/storage/unusual_devs.h
index 4b8b690..1fac767 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1780,6 +1780,12 @@ UNUSUAL_DEV( 0x1652, 0x6600, 0x0201, 0x0201,
US_SC_DEVICE, US_PR_DEVICE, NULL,
US_FL_IGNORE_RESIDUE ),
+UNUSUAL_DEV( 0x1da5, 0xf000, 0x0000, 0x0000,
+ "QISDA HSPA Modem",
+ "Mass Storage",
+ US_SC_DEVICE, US_PR_DEVICE, usb_stor_qisda_h21_init,
+ 0),
+
UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001,
"ST",
"2A",
***************************
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