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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2012-09-06 20:11:18 +0200
committerFelipe Balbi <balbi@ti.com>2012-09-10 16:12:52 +0300
commit18786da4853017d983ff6911648543ca617c12d1 (patch)
treed9e4ccb116ab9f6063f0662403462ed451c56a8d /drivers
parent5a175bb84d7344fbe5e26cf61b597129e7c80564 (diff)
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usb: gadget: initialize the strings in tcm_usb_gadget properly
I have no idea what I've been thinking while I was doing this in the first place. Now the strings are initialized properly and reported by lsusb. Cc: stable@vger.kernel.org # v3.5 Acked-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/gadget/tcm_usb_gadget.c33
-rw-r--r--drivers/usb/gadget/tcm_usb_gadget.h14
2 files changed, 28 insertions, 19 deletions
diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c
index e64a759f100..2f4980881a8 100644
--- a/drivers/usb/gadget/tcm_usb_gadget.c
+++ b/drivers/usb/gadget/tcm_usb_gadget.c
@@ -1974,7 +1974,6 @@ static struct usb_interface_descriptor bot_intf_desc = {
.bInterfaceClass = USB_CLASS_MASS_STORAGE,
.bInterfaceSubClass = USB_SC_SCSI,
.bInterfaceProtocol = USB_PR_BULK,
- .iInterface = USB_G_STR_INT_UAS,
};
static struct usb_interface_descriptor uasp_intf_desc = {
@@ -1985,7 +1984,6 @@ static struct usb_interface_descriptor uasp_intf_desc = {
.bInterfaceClass = USB_CLASS_MASS_STORAGE,
.bInterfaceSubClass = USB_SC_SCSI,
.bInterfaceProtocol = USB_PR_UAS,
- .iInterface = USB_G_STR_INT_BBB,
};
static struct usb_endpoint_descriptor uasp_bi_desc = {
@@ -2206,20 +2204,16 @@ static struct usb_device_descriptor usbg_device_desc = {
.bDeviceClass = USB_CLASS_PER_INTERFACE,
.idVendor = cpu_to_le16(UAS_VENDOR_ID),
.idProduct = cpu_to_le16(UAS_PRODUCT_ID),
- .iManufacturer = USB_G_STR_MANUFACTOR,
- .iProduct = USB_G_STR_PRODUCT,
- .iSerialNumber = USB_G_STR_SERIAL,
-
.bNumConfigurations = 1,
};
static struct usb_string usbg_us_strings[] = {
- { USB_G_STR_MANUFACTOR, "Target Manufactor"},
- { USB_G_STR_PRODUCT, "Target Product"},
- { USB_G_STR_SERIAL, "000000000001"},
- { USB_G_STR_CONFIG, "default config"},
- { USB_G_STR_INT_UAS, "USB Attached SCSI"},
- { USB_G_STR_INT_BBB, "Bulk Only Transport"},
+ [USB_G_STR_MANUFACTOR].s = "Target Manufactor",
+ [USB_G_STR_PRODUCT].s = "Target Product",
+ [USB_G_STR_SERIAL].s = "000000000001",
+ [USB_G_STR_CONFIG].s = "default config",
+ [USB_G_STR_INT_UAS].s = "USB Attached SCSI",
+ [USB_G_STR_INT_BBB].s = "Bulk Only Transport",
{ },
};
@@ -2241,7 +2235,6 @@ static int guas_unbind(struct usb_composite_dev *cdev)
static struct usb_configuration usbg_config_driver = {
.label = "Linux Target",
.bConfigurationValue = 1,
- .iConfiguration = USB_G_STR_CONFIG,
.bmAttributes = USB_CONFIG_ATT_SELFPOWER,
};
@@ -2414,6 +2407,9 @@ static int usbg_cfg_bind(struct usb_configuration *c)
fu->function.disable = usbg_disable;
fu->tpg = the_only_tpg_I_currently_have;
+ bot_intf_desc.iInterface = usbg_us_strings[USB_G_STR_INT_BBB].id;
+ uasp_intf_desc.iInterface = usbg_us_strings[USB_G_STR_INT_UAS].id;
+
ret = usb_add_function(c, &fu->function);
if (ret)
goto err;
@@ -2428,6 +2424,17 @@ static int usb_target_bind(struct usb_composite_dev *cdev)
{
int ret;
+ ret = usb_string_ids_tab(cdev, usbg_us_strings);
+ if (ret)
+ return ret;
+
+ usbg_device_desc.iManufacturer =
+ usbg_us_strings[USB_G_STR_MANUFACTOR].id;
+ usbg_device_desc.iProduct = usbg_us_strings[USB_G_STR_PRODUCT].id;
+ usbg_device_desc.iSerialNumber = usbg_us_strings[USB_G_STR_SERIAL].id;
+ usbg_config_driver.iConfiguration =
+ usbg_us_strings[USB_G_STR_CONFIG].id;
+
ret = usb_add_config(cdev, &usbg_config_driver,
usbg_cfg_bind);
return 0;
diff --git a/drivers/usb/gadget/tcm_usb_gadget.h b/drivers/usb/gadget/tcm_usb_gadget.h
index bb18999a9a8..9d32ec30f4e 100644
--- a/drivers/usb/gadget/tcm_usb_gadget.h
+++ b/drivers/usb/gadget/tcm_usb_gadget.h
@@ -16,12 +16,14 @@
#define UASP_SS_EP_COMP_LOG_STREAMS 4
#define UASP_SS_EP_COMP_NUM_STREAMS (1 << UASP_SS_EP_COMP_LOG_STREAMS)
-#define USB_G_STR_MANUFACTOR 1
-#define USB_G_STR_PRODUCT 2
-#define USB_G_STR_SERIAL 3
-#define USB_G_STR_CONFIG 4
-#define USB_G_STR_INT_UAS 5
-#define USB_G_STR_INT_BBB 6
+enum {
+ USB_G_STR_MANUFACTOR,
+ USB_G_STR_PRODUCT,
+ USB_G_STR_SERIAL,
+ USB_G_STR_CONFIG,
+ USB_G_STR_INT_UAS,
+ USB_G_STR_INT_BBB,
+};
#define USB_G_ALT_INT_BBB 0
#define USB_G_ALT_INT_UAS 1