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authorSuzuki K Poulose <suzuki.poulose@arm.com>2019-06-14 20:53:59 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-24 06:22:31 +0300
commit418e3ea157efb0eb2c6dd412a8d5f052477c7f5a (patch)
tree1c8412f0b9adce1c72806e3e2c61a84c26752a17 /drivers/usb/phy
parente6374f6b2e9c9f9a7cf5418157ad7f30f3abd70e (diff)
downloadlinux-418e3ea157efb0eb2c6dd412a8d5f052477c7f5a.tar.xz
bus_find_device: Unify the match callback with class_find_device
There is an arbitrary difference between the prototypes of bus_find_device() and class_find_device() preventing their callers from passing the same pair of data and match() arguments to both of them, which is the const qualifier used in the prototype of class_find_device(). If that qualifier is also used in the bus_find_device() prototype, it will be possible to pass the same match() callback function to both bus_find_device() and class_find_device(), which will allow some optimizations to be made in order to avoid code duplication going forward. Also with that, constify the "data" parameter as it is passed as a const to the match function. For this reason, change the prototype of bus_find_device() to match the prototype of class_find_device() and adjust its callers to use the const qualifier in accordance with the new prototype of it. Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andrew Lunn <andrew@lunn.ch> Cc: Andreas Noever <andreas.noever@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Corey Minyard <minyard@acm.org> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Cc: David Kershner <david.kershner@unisys.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: David Airlie <airlied@linux.ie> Cc: Felipe Balbi <balbi@kernel.org> Cc: Frank Rowand <frowand.list@gmail.com> Cc: Grygorii Strashko <grygorii.strashko@ti.com> Cc: Harald Freudenberger <freude@linux.ibm.com> Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Heiko Stuebner <heiko@sntech.de> Cc: Jason Gunthorpe <jgg@ziepe.ca> Cc: Jonathan Cameron <jic23@kernel.org> Cc: "James E.J. Bottomley" <jejb@linux.ibm.com> Cc: Len Brown <lenb@kernel.org> Cc: Mark Brown <broonie@kernel.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michael Jamet <michael.jamet@intel.com> Cc: "Martin K. Petersen" <martin.petersen@oracle.com> Cc: Peter Oberparleiter <oberpar@linux.ibm.com> Cc: Sebastian Ott <sebott@linux.ibm.com> Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Cc: Yehezkel Bernat <YehezkelShB@gmail.com> Cc: rafael@kernel.org Acked-by: Corey Minyard <minyard@acm.org> Acked-by: David Kershner <david.kershner@unisys.com> Acked-by: Mark Brown <broonie@kernel.org> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Acked-by: Wolfram Sang <wsa@the-dreams.de> # for the I2C parts Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/phy')
-rw-r--r--drivers/usb/phy/phy-am335x-control.c4
-rw-r--r--drivers/usb/phy/phy-isp1301.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/phy/phy-am335x-control.c b/drivers/usb/phy/phy-am335x-control.c
index a3cb25cb74f8..d16dfc320faa 100644
--- a/drivers/usb/phy/phy-am335x-control.c
+++ b/drivers/usb/phy/phy-am335x-control.c
@@ -118,9 +118,9 @@ static const struct of_device_id omap_control_usb_id_table[] = {
MODULE_DEVICE_TABLE(of, omap_control_usb_id_table);
static struct platform_driver am335x_control_driver;
-static int match(struct device *dev, void *data)
+static int match(struct device *dev, const void *data)
{
- struct device_node *node = (struct device_node *)data;
+ const struct device_node *node = (const struct device_node *)data;
return dev->of_node == node &&
dev->driver == &am335x_control_driver.driver;
}
diff --git a/drivers/usb/phy/phy-isp1301.c b/drivers/usb/phy/phy-isp1301.c
index 93b7d6a30aad..6cf6fbd39237 100644
--- a/drivers/usb/phy/phy-isp1301.c
+++ b/drivers/usb/phy/phy-isp1301.c
@@ -142,9 +142,9 @@ static struct i2c_driver isp1301_driver = {
module_i2c_driver(isp1301_driver);
-static int match(struct device *dev, void *data)
+static int match(struct device *dev, const void *data)
{
- struct device_node *node = (struct device_node *)data;
+ const struct device_node *node = (const struct device_node *)data;
return (dev->of_node == node) &&
(dev->driver == &isp1301_driver.driver);
}