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authorAndrzej Pietrasiewicz <andrzej.p@samsung.com>2013-05-23 10:51:07 +0200
committerFelipe Balbi <balbi@ti.com>2013-06-10 17:28:19 +0300
commit1af877c409985fdf8f4d3cf14e8d08fb1038a0a4 (patch)
treeea50b8a33c3dd60210edc7eb3aee19910f6e3c47
parentda92801c647cdebfd45001fd6aaecb8f0be7f56b (diff)
usb: gadget: f_obex: use usb_gstrings_attach
use the new usb_gstrings_attach interface Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
-rw-r--r--drivers/usb/gadget/f_obex.c23
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/usb/gadget/f_obex.c b/drivers/usb/gadget/f_obex.c
index 8aa2be5329b..8d6073aef84 100644
--- a/drivers/usb/gadget/f_obex.c
+++ b/drivers/usb/gadget/f_obex.c
@@ -309,23 +309,20 @@ static int obex_bind(struct usb_configuration *c, struct usb_function *f)
{
struct usb_composite_dev *cdev = c->cdev;
struct f_obex *obex = func_to_obex(f);
+ struct usb_string *us;
int status;
struct usb_ep *ep;
if (!can_support_obex(c))
return -EINVAL;
- if (obex_string_defs[OBEX_CTRL_IDX].id == 0) {
- status = usb_string_ids_tab(c->cdev, obex_string_defs);
- if (status < 0)
- return status;
- obex_control_intf.iInterface =
- obex_string_defs[OBEX_CTRL_IDX].id;
-
- status = obex_string_defs[OBEX_DATA_IDX].id;
- obex_data_nop_intf.iInterface = status;
- obex_data_intf.iInterface = status;
- }
+ us = usb_gstrings_attach(cdev, obex_strings,
+ ARRAY_SIZE(obex_string_defs));
+ if (IS_ERR(us))
+ return PTR_ERR(us);
+ obex_control_intf.iInterface = us[OBEX_CTRL_IDX].id;
+ obex_data_nop_intf.iInterface = us[OBEX_DATA_IDX].id;
+ obex_data_intf.iInterface = us[OBEX_DATA_IDX].id;
/* allocate instance-specific interface IDs, and patch descriptors */
@@ -411,7 +408,6 @@ fail:
static void
obex_old_unbind(struct usb_configuration *c, struct usb_function *f)
{
- obex_string_defs[OBEX_CTRL_IDX].id = 0;
usb_free_all_descriptors(f);
kfree(func_to_obex(f));
}
@@ -440,7 +436,6 @@ int __init obex_bind_config(struct usb_configuration *c, u8 port_num)
obex->port.disconnect = obex_disconnect;
obex->port.func.name = "obex";
- obex->port.func.strings = obex_strings;
/* descriptors are per-instance copies */
obex->port.func.bind = obex_bind;
obex->port.func.unbind = obex_old_unbind;
@@ -550,7 +545,6 @@ static void obex_free(struct usb_function *f)
static void obex_unbind(struct usb_configuration *c, struct usb_function *f)
{
- obex_string_defs[OBEX_CTRL_IDX].id = 0;
usb_free_all_descriptors(f);
}
@@ -572,7 +566,6 @@ struct usb_function *obex_alloc(struct usb_function_instance *fi)
obex->port.disconnect = obex_disconnect;
obex->port.func.name = "obex";
- obex->port.func.strings = obex_strings;
/* descriptors are per-instance copies */
obex->port.func.bind = obex_bind;
obex->port.func.unbind = obex_unbind;