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| author |   Suzuki K Poulose <suzuki.poulose@arm.com> | 2019-07-23 23:18:37 +0100 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-07-30 13:07:42 +0200 |
| commit | 6bf85ba9e55f659ddc0747bf1bb504ec6d15f525 (patch) | |
| tree | 4b240fa6a535a1e9c045152afe9276aa9266622a /drivers/s390 | |
| parent | drivers: Introduce device lookup variants by ACPI_COMPANION device (diff) | |
| download | linux-dev-6bf85ba9e55f659ddc0747bf1bb504ec6d15f525.tar.xz linux-dev-6bf85ba9e55f659ddc0747bf1bb504ec6d15f525.zip | |
drivers: Add generic helper to match any device
Add a generic helper to match any/all devices. Using this
introduce new wrappers {bus/driver/class}_find_next_device().
Cc: Elie Morisse <syniurge@gmail.com>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Nehal Shah <nehal-bakulchandra.shah@amd.com>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: Shyam Sundar S K <shyam-sundar.s-k@amd.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com> # PCI
Link: https://lore.kernel.org/r/20190723221838.12024-7-suzuki.poulose@arm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/s390/cio/ccwgroup.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index d843e362c167..0005ec9285aa 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -581,11 +581,6 @@ int ccwgroup_driver_register(struct ccwgroup_driver *cdriver) } EXPORT_SYMBOL(ccwgroup_driver_register); -static int __ccwgroup_match_all(struct device *dev, const void *data) -{ - return 1; -} - /** * ccwgroup_driver_unregister() - deregister a ccw group driver * @cdriver: driver to be deregistered @@ -597,8 +592,7 @@ void ccwgroup_driver_unregister(struct ccwgroup_driver *cdriver) struct device *dev; /* We don't want ccwgroup devices to live longer than their driver. */ - while ((dev = driver_find_device(&cdriver->driver, NULL, NULL, - __ccwgroup_match_all))) { + while ((dev = driver_find_next_device(&cdriver->driver, NULL))) { struct ccwgroup_device *gdev = to_ccwgroupdev(dev); ccwgroup_ungroup(gdev); |