diff options
| author | Uwe Kleine-König <u.kleine-koenig@baylibre.com> | 2025-12-15 15:16:31 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2025-12-17 18:28:27 +0100 |
| commit | a707eda330b932bcf698be9460e54e2f389e24b7 (patch) | |
| tree | 083ad6200344e3374457947c6c5cef48cf55a245 | |
| parent | 8f0b4cce4481fb22653697cced8d0d04027cb1e8 (diff) | |
tee: Add some helpers to reduce boilerplate for tee client drivers
Similar to platform drivers (and others) create dedicated register and
unregister functions and a macro to simplify modules that only need to
handle driver registration in their init and exit handlers.
Reviewed-by: Sumit Garg <sumit.garg@oss.qualcomm.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
| -rw-r--r-- | drivers/tee/tee_core.c | 16 | ||||
| -rw-r--r-- | include/linux/tee_drv.h | 9 |
2 files changed, 25 insertions, 0 deletions
diff --git a/drivers/tee/tee_core.c b/drivers/tee/tee_core.c index d65d47cc154e..51379f7fc5d5 100644 --- a/drivers/tee/tee_core.c +++ b/drivers/tee/tee_core.c @@ -1405,6 +1405,22 @@ const struct bus_type tee_bus_type = { }; EXPORT_SYMBOL_GPL(tee_bus_type); +int __tee_client_driver_register(struct tee_client_driver *tee_driver, + struct module *owner) +{ + tee_driver->driver.owner = owner; + tee_driver->driver.bus = &tee_bus_type; + + return driver_register(&tee_driver->driver); +} +EXPORT_SYMBOL_GPL(__tee_client_driver_register); + +void tee_client_driver_unregister(struct tee_client_driver *tee_driver) +{ + driver_unregister(&tee_driver->driver); +} +EXPORT_SYMBOL_GPL(tee_client_driver_unregister); + static int __init tee_init(void) { int rc; diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 88a6f9697c89..850c03b2cdea 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -322,4 +322,13 @@ struct tee_client_driver { #define to_tee_client_driver(d) \ container_of_const(d, struct tee_client_driver, driver) +#define tee_client_driver_register(drv) \ + __tee_client_driver_register(drv, THIS_MODULE) +int __tee_client_driver_register(struct tee_client_driver *, struct module *); +void tee_client_driver_unregister(struct tee_client_driver *); + +#define module_tee_client_driver(__tee_client_driver) \ + module_driver(__tee_client_driver, tee_client_driver_register, \ + tee_client_driver_unregister) + #endif /*__TEE_DRV_H*/ |