Counter subsystem symbols are only relevant to counter drivers. A COUNTER namespace is created to control the availability of these symbols to modules that import this namespace explicitly. Cc: Patrick Havelange <patrick.havelange@xxxxxxxxxxxxx> Cc: Jarkko Nikula <jarkko.nikula@xxxxxxxxxxxxxxx> Cc: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx> Cc: Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx> Cc: Kamel Bouhara <kamel.bouhara@xxxxxxxxxxx> Cc: Fabrice Gasnier <fabrice.gasnier@xxxxxxxxxxx> Cc: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx> Cc: Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx> Acked-by: David Lechner <david@xxxxxxxxxxxxxx> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> Link: https://lore.kernel.org/r/20220815220321.74161-1-william.gray@xxxxxxxxxx/ Signed-off-by: William Breathitt Gray <william.gray@xxxxxxxxxx> --- drivers/counter/104-quad-8.c | 1 + drivers/counter/counter-chrdev.c | 2 +- drivers/counter/counter-core.c | 14 +++++++------- drivers/counter/ftm-quaddec.c | 1 + drivers/counter/intel-qep.c | 1 + drivers/counter/interrupt-cnt.c | 1 + drivers/counter/microchip-tcb-capture.c | 1 + drivers/counter/stm32-lptimer-cnt.c | 1 + drivers/counter/stm32-timer-cnt.c | 1 + drivers/counter/ti-eqep.c | 1 + 10 files changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/counter/104-quad-8.c b/drivers/counter/104-quad-8.c index 62c2b7ac4339..1323edfbe40c 100644 --- a/drivers/counter/104-quad-8.c +++ b/drivers/counter/104-quad-8.c @@ -1241,3 +1241,4 @@ module_isa_driver(quad8_driver, num_quad8); MODULE_AUTHOR("William Breathitt Gray <vilhelm.gray@xxxxxxxxx>"); MODULE_DESCRIPTION("ACCES 104-QUAD-8 driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/counter-chrdev.c b/drivers/counter/counter-chrdev.c index 69d340be9c93..4e71a19d7e6a 100644 --- a/drivers/counter/counter-chrdev.c +++ b/drivers/counter/counter-chrdev.c @@ -574,4 +574,4 @@ void counter_push_event(struct counter_device *const counter, const u8 event, if (copied) wake_up_poll(&counter->events_wait, EPOLLIN); } -EXPORT_SYMBOL_GPL(counter_push_event); +EXPORT_SYMBOL_NS_GPL(counter_push_event, COUNTER); diff --git a/drivers/counter/counter-core.c b/drivers/counter/counter-core.c index 938651f9e9e0..09c77afb33ca 100644 --- a/drivers/counter/counter-core.c +++ b/drivers/counter/counter-core.c @@ -73,7 +73,7 @@ void *counter_priv(const struct counter_device *const counter) return &ch->privdata; } -EXPORT_SYMBOL_GPL(counter_priv); +EXPORT_SYMBOL_NS_GPL(counter_priv, COUNTER); /** * counter_alloc - allocate a counter_device @@ -133,13 +133,13 @@ struct counter_device *counter_alloc(size_t sizeof_priv) return NULL; } -EXPORT_SYMBOL_GPL(counter_alloc); +EXPORT_SYMBOL_NS_GPL(counter_alloc, COUNTER); void counter_put(struct counter_device *counter) { put_device(&counter->dev); } -EXPORT_SYMBOL_GPL(counter_put); +EXPORT_SYMBOL_NS_GPL(counter_put, COUNTER); /** * counter_add - complete registration of a counter @@ -166,7 +166,7 @@ int counter_add(struct counter_device *counter) /* implies device_add(dev) */ return cdev_device_add(&counter->chrdev, dev); } -EXPORT_SYMBOL_GPL(counter_add); +EXPORT_SYMBOL_NS_GPL(counter_add, COUNTER); /** * counter_unregister - unregister Counter from the system @@ -188,7 +188,7 @@ void counter_unregister(struct counter_device *const counter) mutex_unlock(&counter->ops_exist_lock); } -EXPORT_SYMBOL_GPL(counter_unregister); +EXPORT_SYMBOL_NS_GPL(counter_unregister, COUNTER); static void devm_counter_release(void *counter) { @@ -223,7 +223,7 @@ struct counter_device *devm_counter_alloc(struct device *dev, size_t sizeof_priv return counter; } -EXPORT_SYMBOL_GPL(devm_counter_alloc); +EXPORT_SYMBOL_NS_GPL(devm_counter_alloc, COUNTER); /** * devm_counter_add - complete registration of a counter @@ -244,7 +244,7 @@ int devm_counter_add(struct device *dev, return devm_add_action_or_reset(dev, devm_counter_release, counter); } -EXPORT_SYMBOL_GPL(devm_counter_add); +EXPORT_SYMBOL_NS_GPL(devm_counter_add, COUNTER); #define COUNTER_DEV_MAX 256 diff --git a/drivers/counter/ftm-quaddec.c b/drivers/counter/ftm-quaddec.c index 2a58582a9df4..aea6622a9b13 100644 --- a/drivers/counter/ftm-quaddec.c +++ b/drivers/counter/ftm-quaddec.c @@ -325,3 +325,4 @@ module_platform_driver(ftm_quaddec_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Kjeld Flarup <kfa@xxxxxxxx>"); MODULE_AUTHOR("Patrick Havelange <patrick.havelange@xxxxxxxxxxxxx>"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/intel-qep.c b/drivers/counter/intel-qep.c index 47a6a9dfc9e8..af5942e66f7d 100644 --- a/drivers/counter/intel-qep.c +++ b/drivers/counter/intel-qep.c @@ -523,3 +523,4 @@ MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@xxxxxxxxxxxxxxx>"); MODULE_AUTHOR("Raymond Tan <raymond.tan@xxxxxxxxx>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Intel Quadrature Encoder Peripheral driver"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/interrupt-cnt.c b/drivers/counter/interrupt-cnt.c index 3b13f56bbb11..5a11b65fc0e5 100644 --- a/drivers/counter/interrupt-cnt.c +++ b/drivers/counter/interrupt-cnt.c @@ -242,3 +242,4 @@ MODULE_ALIAS("platform:interrupt-counter"); MODULE_AUTHOR("Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>"); MODULE_DESCRIPTION("Interrupt counter driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c index 00844445143b..f9dee15d9777 100644 --- a/drivers/counter/microchip-tcb-capture.c +++ b/drivers/counter/microchip-tcb-capture.c @@ -394,3 +394,4 @@ module_platform_driver(mchp_tc_driver); MODULE_AUTHOR("Kamel Bouhara <kamel.bouhara@xxxxxxxxxxx>"); MODULE_DESCRIPTION("Microchip TCB Capture driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/stm32-lptimer-cnt.c b/drivers/counter/stm32-lptimer-cnt.c index 68031d93ce89..d6b80b6dfc28 100644 --- a/drivers/counter/stm32-lptimer-cnt.c +++ b/drivers/counter/stm32-lptimer-cnt.c @@ -520,3 +520,4 @@ MODULE_AUTHOR("Fabrice Gasnier <fabrice.gasnier@xxxxxx>"); MODULE_ALIAS("platform:stm32-lptimer-counter"); MODULE_DESCRIPTION("STMicroelectronics STM32 LPTIM counter driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/stm32-timer-cnt.c b/drivers/counter/stm32-timer-cnt.c index 5779ae7c73cf..9bf20a5d6bda 100644 --- a/drivers/counter/stm32-timer-cnt.c +++ b/drivers/counter/stm32-timer-cnt.c @@ -417,3 +417,4 @@ MODULE_AUTHOR("Benjamin Gaignard <benjamin.gaignard@xxxxxx>"); MODULE_ALIAS("platform:stm32-timer-counter"); MODULE_DESCRIPTION("STMicroelectronics STM32 TIMER counter driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(COUNTER); diff --git a/drivers/counter/ti-eqep.c b/drivers/counter/ti-eqep.c index 0489d26eb47c..b0f24cf3e891 100644 --- a/drivers/counter/ti-eqep.c +++ b/drivers/counter/ti-eqep.c @@ -456,3 +456,4 @@ module_platform_driver(ti_eqep_driver); MODULE_AUTHOR("David Lechner <david@xxxxxxxxxxxxxx>"); MODULE_DESCRIPTION("TI eQEP counter driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(COUNTER); -- 2.37.3
