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path: root/drivers/usb/gadget/serial.c
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Diffstat (limited to 'drivers/usb/gadget/serial.c')
-rw-r--r--drivers/usb/gadget/serial.c51
1 files changed, 11 insertions, 40 deletions
diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c
index 9e4f1c6935a5..c925d9222f53 100644
--- a/drivers/usb/gadget/serial.c
+++ b/drivers/usb/gadget/serial.c
@@ -1422,49 +1422,20 @@ static int gs_bind(struct usb_gadget *gadget)
int ret;
struct usb_ep *ep;
struct gs_dev *dev;
+ int gcnum;
- /* device specific */
- if (gadget_is_net2280(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0001);
- } else if (gadget_is_pxa(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0002);
- } else if (gadget_is_sh(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0003);
- /* sh doesn't support multiple interfaces or configs */
+ /* Some controllers can't support CDC ACM:
+ * - sh doesn't support multiple interfaces or configs;
+ * - sa1100 doesn't have a third interrupt endpoint
+ */
+ if (gadget_is_sh(gadget) || gadget_is_sa1100(gadget))
use_acm = 0;
- } else if (gadget_is_sa1100(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0004);
- /* sa1100 doesn't support necessary endpoints */
- use_acm = 0;
- } else if (gadget_is_goku(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0005);
- } else if (gadget_is_mq11xx(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0006);
- } else if (gadget_is_omap(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0007);
- } else if (gadget_is_lh7a40x(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0008);
- } else if (gadget_is_n9604(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0009);
- } else if (gadget_is_pxa27x(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0011);
- } else if (gadget_is_s3c2410(gadget)) {
- gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0012);
- } else if (gadget_is_at91(gadget)) {
+
+ gcnum = usb_gadget_controller_number(gadget);
+ if (gcnum >= 0)
gs_device_desc.bcdDevice =
- __constant_cpu_to_le16(GS_VERSION_NUM|0x0013);
- } else {
+ cpu_to_le16(GS_VERSION_NUM | gcnum);
+ else {
printk(KERN_WARNING "gs_bind: controller '%s' not recognized\n",
gadget->name);
/* unrecognized, but safe unless bulk is REALLY quirky */
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