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authorAndrzej Pietrasiewicz <andrzej.p@samsung.com>2013-12-03 15:15:35 +0100
committerChanho Park <chanho61.park@samsung.com>2014-03-20 17:43:24 +0900
commit19bc44d173440512b4644d3897f3a17bde2ddba9 (patch)
treef5eae658ad49053adc99e3a07bbe765d8cf7be2b /drivers/usb
parentf6be488a3b79844c01d961b0a1cd2566f7f093e0 (diff)
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usb: gadget: FunctionFS: Remove compatibility layer
There are no old function interface users left, so the old interface can be removed. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/f_fs.c114
-rw-r--r--drivers/usb/gadget/u_fs.h2
2 files changed, 0 insertions, 116 deletions
diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index 1a5ffa50391..1c362a62dd4 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -97,19 +97,12 @@ static struct ffs_function *ffs_func_from_usb(struct usb_function *f)
return container_of(f, struct ffs_function, function);
}
-#ifdef USB_FFS_INCLUDED
-static void ffs_func_free(struct ffs_function *func);
-#endif
static void ffs_func_eps_disable(struct ffs_function *func);
static int __must_check ffs_func_eps_enable(struct ffs_function *func);
static int ffs_func_bind(struct usb_configuration *,
struct usb_function *);
-#ifdef USB_FFS_INCLUDED
-static void old_ffs_func_unbind(struct usb_configuration *,
- struct usb_function *);
-#endif
static int ffs_func_set_alt(struct usb_function *, unsigned, unsigned);
static void ffs_func_disable(struct usb_function *);
static int ffs_func_setup(struct usb_function *,
@@ -165,9 +158,7 @@ ffs_sb_create_file(struct super_block *sb, const char *name, void *data,
/* Devices management *******************************************************/
DEFINE_MUTEX(ffs_lock);
-#ifndef USB_FFS_INCLUDED
EXPORT_SYMBOL(ffs_lock);
-#endif
static struct ffs_dev *ffs_find_dev(const char *name);
static void *ffs_acquire_dev(const char *dev_name);
@@ -1303,75 +1294,6 @@ static void ffs_epfiles_destroy(struct ffs_epfile *epfiles, unsigned count)
kfree(epfiles);
}
-#ifdef USB_FFS_INCLUDED
-
-static int functionfs_bind_config(struct usb_composite_dev *cdev,
- struct usb_configuration *c,
- struct ffs_data *ffs)
-{
- struct ffs_function *func;
- int ret;
-
- ENTER();
-
- func = kzalloc(sizeof *func, GFP_KERNEL);
- if (unlikely(!func))
- return -ENOMEM;
-
- func->function.name = "Function FS Gadget";
- func->function.strings = ffs->stringtabs;
-
- func->function.bind = ffs_func_bind;
- func->function.unbind = old_ffs_func_unbind;
- func->function.set_alt = ffs_func_set_alt;
- func->function.disable = ffs_func_disable;
- func->function.setup = ffs_func_setup;
- func->function.suspend = ffs_func_suspend;
- func->function.resume = ffs_func_resume;
-
- func->conf = c;
- func->gadget = cdev->gadget;
- func->ffs = ffs;
- ffs_data_get(ffs);
-
- ret = usb_add_function(c, &func->function);
- if (unlikely(ret))
- ffs_func_free(func);
-
- return ret;
-}
-
-static void ffs_func_free(struct ffs_function *func)
-{
- struct ffs_ep *ep = func->eps;
- unsigned count = func->ffs->eps_count;
- unsigned long flags;
-
- ENTER();
-
- /* cleanup after autoconfig */
- spin_lock_irqsave(&func->ffs->eps_lock, flags);
- do {
- if (ep->ep && ep->req)
- usb_ep_free_request(ep->ep, ep->req);
- ep->req = NULL;
- ++ep;
- } while (--count);
- spin_unlock_irqrestore(&func->ffs->eps_lock, flags);
-
- ffs_data_put(func->ffs);
-
- kfree(func->eps);
- /*
- * eps and interfaces_nums are allocated in the same chunk so
- * only one free is required. Descriptors are also allocated
- * in the same chunk.
- */
-
- kfree(func);
-}
-
-#endif
static void ffs_func_eps_disable(struct ffs_function *func)
{
@@ -2035,7 +1957,6 @@ static int __ffs_func_bind_do_nums(enum ffs_entity_type type, u8 *valuep,
return 0;
}
-#ifndef USB_FFS_INCLUDED
static inline struct f_fs_opts *ffs_do_functionfs_bind(struct usb_function *f,
struct usb_configuration *c)
{
@@ -2084,7 +2005,6 @@ static inline struct f_fs_opts *ffs_do_functionfs_bind(struct usb_function *f,
return ffs_opts;
}
-#endif
static int _ffs_func_bind(struct usb_configuration *c,
struct usb_function *f)
@@ -2190,12 +2110,10 @@ error:
static int ffs_func_bind(struct usb_configuration *c,
struct usb_function *f)
{
-#ifndef USB_FFS_INCLUDED
struct f_fs_opts *ffs_opts = ffs_do_functionfs_bind(f, c);
if (IS_ERR(ffs_opts))
return PTR_ERR(ffs_opts);
-#endif
return _ffs_func_bind(c, f);
}
@@ -2203,28 +2121,6 @@ static int ffs_func_bind(struct usb_configuration *c,
/* Other USB function hooks *************************************************/
-#ifdef USB_FFS_INCLUDED
-
-static void old_ffs_func_unbind(struct usb_configuration *c,
- struct usb_function *f)
-{
- struct ffs_function *func = ffs_func_from_usb(f);
- struct ffs_data *ffs = func->ffs;
-
- ENTER();
-
- if (ffs->func == func) {
- ffs_func_eps_disable(func);
- ffs->func = NULL;
- }
-
- ffs_event_add(ffs, FUNCTIONFS_UNBIND);
-
- ffs_func_free(func);
-}
-
-#endif
-
static int ffs_func_set_alt(struct usb_function *f,
unsigned interface, unsigned alt)
{
@@ -2401,8 +2297,6 @@ static struct ffs_dev *ffs_find_dev(const char *name)
/* Function registration interface ******************************************/
-#ifndef USB_FFS_INCLUDED
-
static void ffs_free_inst(struct usb_function_instance *f)
{
struct f_fs_opts *opts;
@@ -2507,8 +2401,6 @@ static struct usb_function *ffs_alloc(struct usb_function_instance *fi)
return &func->function;
}
-#endif
-
/*
* ffs_lock must be taken by the caller of this function
*/
@@ -2567,9 +2459,7 @@ int ffs_name_dev(struct ffs_dev *dev, const char *name)
return ret;
}
-#ifndef USB_FFS_INCLUDED
EXPORT_SYMBOL(ffs_name_dev);
-#endif
int ffs_single_dev(struct ffs_dev *dev)
{
@@ -2586,9 +2476,7 @@ int ffs_single_dev(struct ffs_dev *dev)
ffs_dev_unlock();
return ret;
}
-#ifndef USB_FFS_INCLUDED
EXPORT_SYMBOL(ffs_single_dev);
-#endif
/*
* ffs_lock must be taken by the caller of this function
@@ -2719,8 +2607,6 @@ static char *ffs_prepare_buffer(const char __user *buf, size_t len)
return data;
}
-#ifndef USB_FFS_INCLUDED
DECLARE_USB_FUNCTION_INIT(ffs, ffs_alloc_inst, ffs_alloc);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Michal Nazarewicz");
-#endif
diff --git a/drivers/usb/gadget/u_fs.h b/drivers/usb/gadget/u_fs.h
index d60a9ddc033..09313750f91 100644
--- a/drivers/usb/gadget/u_fs.h
+++ b/drivers/usb/gadget/u_fs.h
@@ -249,7 +249,6 @@ struct ffs_data {
};
-#ifndef USB_FFS_INCLUDED
struct f_fs_opts {
struct usb_function_instance func_inst;
struct ffs_dev *dev;
@@ -261,6 +260,5 @@ static inline struct f_fs_opts *to_f_fs_opts(struct usb_function_instance *fi)
{
return container_of(fi, struct f_fs_opts, func_inst);
}
-#endif
#endif /* U_FFS_H */