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usb: gadget: f_subset: remove compatibility layer

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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>
This commit is contained in:
Andrzej Pietrasiewicz 2013-12-03 15:15:26 +01:00 committed by Felipe Balbi
parent 85aec59fab
commit 05de3fe3d1
2 changed files with 1 additions and 62 deletions
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60
drivers/usb/gadget/f_subset.c
View File

@ -301,7 +301,6 @@ geth_bind(struct usb_configuration *c, struct usb_function *f)
int status;
struct usb_ep *ep;
#ifndef USB_FSUBSET_INCLUDED
struct f_gether_opts *gether_opts;
gether_opts = container_of(f->fi, struct f_gether_opts, func_inst);
@ -322,7 +321,7 @@ geth_bind(struct usb_configuration *c, struct usb_function *f)
return status;
gether_opts->bound = true;
}
#endif
us = usb_gstrings_attach(cdev, geth_strings,
ARRAY_SIZE(geth_string_defs));
if (IS_ERR(us))
@ -393,61 +392,6 @@ fail:
return status;
}
#ifdef USB_FSUBSET_INCLUDED
static void
geth_old_unbind(struct usb_configuration *c, struct usb_function *f)
{
geth_string_defs[0].id = 0;
usb_free_all_descriptors(f);
kfree(func_to_geth(f));
}
/**
* geth_bind_config - add CDC Subset network link to a configuration
* @c: the configuration to support the network link
* @ethaddr: a buffer in which the ethernet address of the host side
* side of the link was recorded
* @dev: eth_dev structure
* Context: single threaded during gadget setup
*
* Returns zero on success, else negative errno.
*
* Caller must have called @gether_setup(). Caller is also responsible
* for calling @gether_cleanup() before module unload.
*/
int geth_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN],
struct eth_dev *dev)
{
struct f_gether *geth;
int status;
/* allocate and initialize one new instance */
geth = kzalloc(sizeof *geth, GFP_KERNEL);
if (!geth)
return -ENOMEM;
/* export host's Ethernet address in CDC format */
snprintf(geth->ethaddr, sizeof geth->ethaddr, "%pm", ethaddr);
geth_string_defs[1].s = geth->ethaddr;
geth->port.ioport = dev;
geth->port.cdc_filter = DEFAULT_FILTER;
geth->port.func.name = "cdc_subset";
geth->port.func.bind = geth_bind;
geth->port.func.unbind = geth_old_unbind;
geth->port.func.set_alt = geth_set_alt;
geth->port.func.disable = geth_disable;
status = usb_add_function(c, &geth->port.func);
if (status)
kfree(geth);
return status;
}
#else
static inline struct f_gether_opts *to_f_gether_opts(struct config_item *item)
{
return container_of(to_config_group(item), struct f_gether_opts,
@ -573,5 +517,3 @@ static struct usb_function *geth_alloc(struct usb_function_instance *fi)
DECLARE_USB_FUNCTION_INIT(geth, geth_alloc_inst, geth_alloc);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Brownell");
#endif

3
drivers/usb/gadget/u_ether.h
View File

@ -268,9 +268,6 @@ static inline bool can_support_ecm(struct usb_gadget *gadget)
}
/* each configuration may bind one instance of an ethernet link */
int geth_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN],
struct eth_dev *dev);
#ifdef USB_ETH_RNDIS
int rndis_bind_config_vendor(struct usb_configuration *c, u8 ethaddr[ETH_ALEN],