diff options
| author | John W. Linville <linville@tuxdriver.com> | 2013-02-06 22:55:44 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-02-06 22:55:44 +0400 |
| commit | b3b66ae4c8aff0636521034d824b8953dc617335 (patch) | |
| tree | 0a4c792efd730a59adc79d0d2476e0a4b3aa2f2e /drivers/bcma | |
| parent | bf414b369f158bb527f9f29174ada815f961b44c (diff) | |
| parent | 7b2385b95363c9ff49801c19cba2489a05bd6672 (diff) | |
| download | linux-b3b66ae4c8aff0636521034d824b8953dc617335.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
Diffstat (limited to 'drivers/bcma')
| -rw-r--r-- | drivers/bcma/bcma_private.h | 5 | ||||
| -rw-r--r-- | drivers/bcma/driver_gpio.c | 5 | ||||
| -rw-r--r-- | drivers/bcma/main.c | 7 |
3 files changed, 17 insertions, 0 deletions
diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h index 19e3fbfd5757..cb0c45488572 100644 --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h @@ -94,11 +94,16 @@ void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc); #ifdef CONFIG_BCMA_DRIVER_GPIO /* driver_gpio.c */ int bcma_gpio_init(struct bcma_drv_cc *cc); +int bcma_gpio_unregister(struct bcma_drv_cc *cc); #else static inline int bcma_gpio_init(struct bcma_drv_cc *cc) { return -ENOTSUPP; } +static inline int bcma_gpio_unregister(struct bcma_drv_cc *cc) +{ + return 0; +} #endif /* CONFIG_BCMA_DRIVER_GPIO */ #endif diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c index 9a6f585da2d9..71f755c06fc6 100644 --- a/drivers/bcma/driver_gpio.c +++ b/drivers/bcma/driver_gpio.c @@ -96,3 +96,8 @@ int bcma_gpio_init(struct bcma_drv_cc *cc) return gpiochip_add(chip); } + +int bcma_gpio_unregister(struct bcma_drv_cc *cc) +{ + return gpiochip_remove(&cc->gpio); +} diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 4a92f647b58b..324f9debda88 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -268,6 +268,13 @@ int bcma_bus_register(struct bcma_bus *bus) void bcma_bus_unregister(struct bcma_bus *bus) { struct bcma_device *cores[3]; + int err; + + err = bcma_gpio_unregister(&bus->drv_cc); + if (err == -EBUSY) + bcma_err(bus, "Some GPIOs are still in use.\n"); + else if (err) + bcma_err(bus, "Can not unregister GPIO driver: %i\n", err); cores[0] = bcma_find_core(bus, BCMA_CORE_MIPS_74K); cores[1] = bcma_find_core(bus, BCMA_CORE_PCIE); |