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authorSuzuki K Poulose <suzuki.poulose@arm.com>2019-07-24 01:18:32 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-07-30 14:07:41 +0300
commit6cda08a20dbde45b021091230c8a359fa08c5103 (patch)
tree6017a1b2e4a83b7fd330d404691e33da0df2726a /drivers/usb/roles
parent5f9e832c137075045d15cd6899ab0505cfb2ca4b (diff)
downloadlinux-6cda08a20dbde45b021091230c8a359fa08c5103.tar.xz
drivers: Introduce device lookup variants by name
Add a helper to match the device name for device lookup. Also reuse this generic exported helper for the existing bus_find_device_by_name(). and add similar variants for driver/class. Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: Alexander Aring <alex.aring@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Dan Murphy <dmurphy@ti.com> Cc: Harald Freudenberger <freude@linux.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Jacek Anaszewski <jacek.anaszewski@gmail.com> Cc: Lee Jones <lee.jones@linaro.org> Cc: linux-leds@vger.kernel.org Cc: linux-rtc@vger.kernel.org Cc: linux-usb@vger.kernel.org Cc: linux-wpan@vger.kernel.org Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: Pavel Machek <pavel@ucw.cz> Cc: Peter Oberparleiter <oberpar@linux.ibm.com> Cc: "Rafael J. Wysocki" <rafael@kernel.org> Cc: Stefan Schmidt <stefan@datenfreihafen.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20190723221838.12024-2-suzuki.poulose@arm.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/roles')
-rw-r--r--drivers/usb/roles/class.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/roles/class.c b/drivers/usb/roles/class.c
index 86defca6623e..c8efe60e2465 100644
--- a/drivers/usb/roles/class.c
+++ b/drivers/usb/roles/class.c
@@ -90,11 +90,6 @@ static int switch_fwnode_match(struct device *dev, const void *fwnode)
return dev_fwnode(dev) == fwnode;
}
-static int switch_name_match(struct device *dev, const void *name)
-{
- return !strcmp((const char *)name, dev_name(dev));
-}
-
static void *usb_role_switch_match(struct device_connection *con, int ep,
void *data)
{
@@ -107,8 +102,7 @@ static void *usb_role_switch_match(struct device_connection *con, int ep,
dev = class_find_device(role_class, NULL, con->fwnode,
switch_fwnode_match);
} else {
- dev = class_find_device(role_class, NULL, con->endpoint[ep],
- switch_name_match);
+ dev = class_find_device_by_name(role_class, con->endpoint[ep]);
}
return dev ? to_role_switch(dev) : ERR_PTR(-EPROBE_DEFER);