Re: [PATCH] drivers: mcb: use symbol namespaces

From: Michael Moese
Date: Wed Oct 16 2019 - 07:32:46 EST




On 16.10.19 12:01, Johannes Thumshirn wrote:
> Now that we have symbol namespaces, use them in MCB to not pollute the
> default namespace with MCB internals.
>
> Signed-off-by: Johannes Thumshirn <jthumshirn@xxxxxxx>

Reviewed-by: Michael Moese <mmoese@xxxxxxx>

> ---
> drivers/gpio/gpio-menz127.c | 1 +
> drivers/iio/adc/men_z188_adc.c | 1 +
> drivers/mcb/mcb-core.c | 28 ++++++++++++++--------------
> drivers/mcb/mcb-lpc.c | 1 +
> drivers/mcb/mcb-parse.c | 2 +-
> drivers/mcb/mcb-pci.c | 1 +
> drivers/tty/serial/8250/8250_men_mcb.c | 1 +
> drivers/tty/serial/men_z135_uart.c | 1 +
> drivers/watchdog/menz69_wdt.c | 1 +
> 9 files changed, 22 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/gpio/gpio-menz127.c b/drivers/gpio/gpio-menz127.c
> index 70fdb42a8e88..1e21c661d79d 100644
> --- a/drivers/gpio/gpio-menz127.c
> +++ b/drivers/gpio/gpio-menz127.c
> @@ -211,3 +211,4 @@ MODULE_AUTHOR("Andreas Werner <andreas.werner@xxxxxx>");
> MODULE_DESCRIPTION("MEN 16z127 GPIO Controller");
> MODULE_LICENSE("GPL v2");
> MODULE_ALIAS("mcb:16z127");
> +MODULE_IMPORT_NS(MCB);
> diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c
> index 3b2fbb7ce431..196c8226381e 100644
> --- a/drivers/iio/adc/men_z188_adc.c
> +++ b/drivers/iio/adc/men_z188_adc.c
> @@ -167,3 +167,4 @@ MODULE_AUTHOR("Johannes Thumshirn <johannes.thumshirn@xxxxxx>");
> MODULE_LICENSE("GPL");
> MODULE_DESCRIPTION("IIO ADC driver for MEN 16z188 ADC Core");
> MODULE_ALIAS("mcb:16z188");
> +MODULE_IMPORT_NS(MCB);
> diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c
> index b72e82efaee5..38fbb3b59873 100644
> --- a/drivers/mcb/mcb-core.c
> +++ b/drivers/mcb/mcb-core.c
> @@ -191,7 +191,7 @@ int __mcb_register_driver(struct mcb_driver *drv, struct module *owner,
>
> return driver_register(&drv->driver);
> }
> -EXPORT_SYMBOL_GPL(__mcb_register_driver);
> +EXPORT_SYMBOL_NS_GPL(__mcb_register_driver, MCB);
>
> /**
> * mcb_unregister_driver() - Unregister a @mcb_driver from the system
> @@ -203,7 +203,7 @@ void mcb_unregister_driver(struct mcb_driver *drv)
> {
> driver_unregister(&drv->driver);
> }
> -EXPORT_SYMBOL_GPL(mcb_unregister_driver);
> +EXPORT_SYMBOL_NS_GPL(mcb_unregister_driver, MCB);
>
> static void mcb_release_dev(struct device *dev)
> {
> @@ -249,7 +249,7 @@ int mcb_device_register(struct mcb_bus *bus, struct mcb_device *dev)
>
> return ret;
> }
> -EXPORT_SYMBOL_GPL(mcb_device_register);
> +EXPORT_SYMBOL_NS_GPL(mcb_device_register, MCB);
>
> static void mcb_free_bus(struct device *dev)
> {
> @@ -301,7 +301,7 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier)
> kfree(bus);
> return ERR_PTR(rc);
> }
> -EXPORT_SYMBOL_GPL(mcb_alloc_bus);
> +EXPORT_SYMBOL_NS_GPL(mcb_alloc_bus, MCB);
>
> static int __mcb_devices_unregister(struct device *dev, void *data)
> {
> @@ -323,7 +323,7 @@ void mcb_release_bus(struct mcb_bus *bus)
> {
> mcb_devices_unregister(bus);
> }
> -EXPORT_SYMBOL_GPL(mcb_release_bus);
> +EXPORT_SYMBOL_NS_GPL(mcb_release_bus, MCB);
>
> /**
> * mcb_bus_put() - Increment refcnt
> @@ -338,7 +338,7 @@ struct mcb_bus *mcb_bus_get(struct mcb_bus *bus)
>
> return bus;
> }
> -EXPORT_SYMBOL_GPL(mcb_bus_get);
> +EXPORT_SYMBOL_NS_GPL(mcb_bus_get, MCB);
>
> /**
> * mcb_bus_put() - Decrement refcnt
> @@ -351,7 +351,7 @@ void mcb_bus_put(struct mcb_bus *bus)
> if (bus)
> put_device(&bus->dev);
> }
> -EXPORT_SYMBOL_GPL(mcb_bus_put);
> +EXPORT_SYMBOL_NS_GPL(mcb_bus_put, MCB);
>
> /**
> * mcb_alloc_dev() - Allocate a device
> @@ -371,7 +371,7 @@ struct mcb_device *mcb_alloc_dev(struct mcb_bus *bus)
>
> return dev;
> }
> -EXPORT_SYMBOL_GPL(mcb_alloc_dev);
> +EXPORT_SYMBOL_NS_GPL(mcb_alloc_dev, MCB);
>
> /**
> * mcb_free_dev() - Free @mcb_device
> @@ -383,7 +383,7 @@ void mcb_free_dev(struct mcb_device *dev)
> {
> kfree(dev);
> }
> -EXPORT_SYMBOL_GPL(mcb_free_dev);
> +EXPORT_SYMBOL_NS_GPL(mcb_free_dev, MCB);
>
> static int __mcb_bus_add_devices(struct device *dev, void *data)
> {
> @@ -412,7 +412,7 @@ void mcb_bus_add_devices(const struct mcb_bus *bus)
> {
> bus_for_each_dev(&mcb_bus_type, NULL, NULL, __mcb_bus_add_devices);
> }
> -EXPORT_SYMBOL_GPL(mcb_bus_add_devices);
> +EXPORT_SYMBOL_NS_GPL(mcb_bus_add_devices, MCB);
>
> /**
> * mcb_get_resource() - get a resource for a mcb device
> @@ -428,7 +428,7 @@ struct resource *mcb_get_resource(struct mcb_device *dev, unsigned int type)
> else
> return NULL;
> }
> -EXPORT_SYMBOL_GPL(mcb_get_resource);
> +EXPORT_SYMBOL_NS_GPL(mcb_get_resource, MCB);
>
> /**
> * mcb_request_mem() - Request memory
> @@ -454,7 +454,7 @@ struct resource *mcb_request_mem(struct mcb_device *dev, const char *name)
>
> return mem;
> }
> -EXPORT_SYMBOL_GPL(mcb_request_mem);
> +EXPORT_SYMBOL_NS_GPL(mcb_request_mem, MCB);
>
> /**
> * mcb_release_mem() - Release memory requested by device
> @@ -469,7 +469,7 @@ void mcb_release_mem(struct resource *mem)
> size = resource_size(mem);
> release_mem_region(mem->start, size);
> }
> -EXPORT_SYMBOL_GPL(mcb_release_mem);
> +EXPORT_SYMBOL_NS_GPL(mcb_release_mem, MCB);
>
> static int __mcb_get_irq(struct mcb_device *dev)
> {
> @@ -495,7 +495,7 @@ int mcb_get_irq(struct mcb_device *dev)
>
> return __mcb_get_irq(dev);
> }
> -EXPORT_SYMBOL_GPL(mcb_get_irq);
> +EXPORT_SYMBOL_NS_GPL(mcb_get_irq, MCB);
>
> static int mcb_init(void)
> {
> diff --git a/drivers/mcb/mcb-lpc.c b/drivers/mcb/mcb-lpc.c
> index 8f1bde437a7e..506676754538 100644
> --- a/drivers/mcb/mcb-lpc.c
> +++ b/drivers/mcb/mcb-lpc.c
> @@ -168,3 +168,4 @@ module_exit(mcb_lpc_exit);
> MODULE_AUTHOR("Andreas Werner <andreas.werner@xxxxxx>");
> MODULE_LICENSE("GPL");
> MODULE_DESCRIPTION("MCB over LPC support");
> +MODULE_IMPORT_NS(MCB);
> diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c
> index 3b69e6aa3d88..0266bfddfbe2 100644
> --- a/drivers/mcb/mcb-parse.c
> +++ b/drivers/mcb/mcb-parse.c
> @@ -253,4 +253,4 @@ int chameleon_parse_cells(struct mcb_bus *bus, phys_addr_t mapbase,
>
> return ret;
> }
> -EXPORT_SYMBOL_GPL(chameleon_parse_cells);
> +EXPORT_SYMBOL_NS_GPL(chameleon_parse_cells, MCB);
> diff --git a/drivers/mcb/mcb-pci.c b/drivers/mcb/mcb-pci.c
> index 14866aa22f75..dc88232d9af8 100644
> --- a/drivers/mcb/mcb-pci.c
> +++ b/drivers/mcb/mcb-pci.c
> @@ -131,3 +131,4 @@ module_pci_driver(mcb_pci_driver);
> MODULE_AUTHOR("Johannes Thumshirn <johannes.thumshirn@xxxxxx>");
> MODULE_LICENSE("GPL");
> MODULE_DESCRIPTION("MCB over PCI support");
> +MODULE_IMPORT_NS(MCB);
> diff --git a/drivers/tty/serial/8250/8250_men_mcb.c b/drivers/tty/serial/8250/8250_men_mcb.c
> index 02c5aff58a74..80a5c063ed70 100644
> --- a/drivers/tty/serial/8250/8250_men_mcb.c
> +++ b/drivers/tty/serial/8250/8250_men_mcb.c
> @@ -174,3 +174,4 @@ MODULE_AUTHOR("Michael Moese <michael.moese@xxxxxx");
> MODULE_ALIAS("mcb:16z125");
> MODULE_ALIAS("mcb:16z025");
> MODULE_ALIAS("mcb:16z057");
> +MODULE_IMPORT_NS(MCB);
> diff --git a/drivers/tty/serial/men_z135_uart.c b/drivers/tty/serial/men_z135_uart.c
> index e5d3ebab6dae..4f53a4caabf6 100644
> --- a/drivers/tty/serial/men_z135_uart.c
> +++ b/drivers/tty/serial/men_z135_uart.c
> @@ -930,3 +930,4 @@ MODULE_AUTHOR("Johannes Thumshirn <johannes.thumshirn@xxxxxx>");
> MODULE_LICENSE("GPL v2");
> MODULE_DESCRIPTION("MEN 16z135 High Speed UART");
> MODULE_ALIAS("mcb:16z135");
> +MODULE_IMPORT_NS(MCB);
> diff --git a/drivers/watchdog/menz69_wdt.c b/drivers/watchdog/menz69_wdt.c
> index ed18238c5407..8973f98bc6a5 100644
> --- a/drivers/watchdog/menz69_wdt.c
> +++ b/drivers/watchdog/menz69_wdt.c
> @@ -168,3 +168,4 @@ module_mcb_driver(men_z069_driver);
> MODULE_AUTHOR("Johannes Thumshirn <jth@xxxxxxxxxx>");
> MODULE_LICENSE("GPL v2");
> MODULE_ALIAS("mcb:16z069");
> +MODULE_IMPORT_NS(MCB);
>

--
Michael Moese <mmoese@xxxxxxx>
QA Engineer
PGP Fingerprint: 4CCE 3896 F873 2CA5 2382 3C6F 6021 375C 8635 7E74

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