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| author | Christoph Hellwig <hch@lst.de> | 2015-10-03 15:32:51 +0200 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2015-10-13 22:15:57 -0700 |
| commit | 0736390bea65cac63bed9671a957031c068a60e7 (patch) | |
| tree | 0fefcb54acfbe2167353b4e0a1878a39f63c3a69 /drivers/usb/gadget/function/f_phonet.c | |
| parent | 3da5e4c10cbacf5f3da043498299ae631a6dfc9c (diff) | |
| download | linux-stable-0736390bea65cac63bed9671a957031c068a60e7.tar.gz linux-stable-0736390bea65cac63bed9671a957031c068a60e7.tar.bz2 linux-stable-0736390bea65cac63bed9671a957031c068a60e7.zip | |
usb-gadget/f_phonet: use per-attribute show and store methods
To simplify the configfs interface and remove boilerplate code that also
causes binary bloat.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/usb/gadget/function/f_phonet.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_phonet.c | 25 |
1 files changed, 4 insertions, 21 deletions
diff --git a/drivers/usb/gadget/function/f_phonet.c b/drivers/usb/gadget/function/f_phonet.c index c0c3ef272714..c029ef6ba419 100644 --- a/drivers/usb/gadget/function/f_phonet.c +++ b/drivers/usb/gadget/function/f_phonet.c @@ -589,21 +589,6 @@ static inline struct f_phonet_opts *to_f_phonet_opts(struct config_item *item) func_inst.group); } -CONFIGFS_ATTR_STRUCT(f_phonet_opts); -static ssize_t f_phonet_attr_show(struct config_item *item, - struct configfs_attribute *attr, - char *page) -{ - struct f_phonet_opts *opts = to_f_phonet_opts(item); - struct f_phonet_opts_attribute *f_phonet_opts_attr = - container_of(attr, struct f_phonet_opts_attribute, attr); - ssize_t ret = 0; - - if (f_phonet_opts_attr->show) - ret = f_phonet_opts_attr->show(opts, page); - return ret; -} - static void phonet_attr_release(struct config_item *item) { struct f_phonet_opts *opts = to_f_phonet_opts(item); @@ -613,19 +598,17 @@ static void phonet_attr_release(struct config_item *item) static struct configfs_item_operations phonet_item_ops = { .release = phonet_attr_release, - .show_attribute = f_phonet_attr_show, }; -static ssize_t f_phonet_ifname_show(struct f_phonet_opts *opts, char *page) +static ssize_t f_phonet_ifname_show(struct config_item *item, char *page) { - return gether_get_ifname(opts->net, page, PAGE_SIZE); + return gether_get_ifname(to_f_phonet_opts(item)->net, page, PAGE_SIZE); } -static struct f_phonet_opts_attribute f_phonet_ifname = - __CONFIGFS_ATTR_RO(ifname, f_phonet_ifname_show); +CONFIGFS_ATTR_RO(f_phonet_, ifname); static struct configfs_attribute *phonet_attrs[] = { - &f_phonet_ifname.attr, + &f_phonet_attr_ifname, NULL, }; |