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counter: Move symbols into COUNTER namespace

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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@essensium.com>
Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Cc: Oleksij Rempel <linux@rempel-privat.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Kamel Bouhara <kamel.bouhara@bootlin.com>
Cc: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Acked-by: David Lechner <david@lechnology.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20220815220321.74161-1-william.gray@linaro.org/
Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
Link: https://lore.kernel.org/r/8a756df96c24946547a7ece5caa5f654809c5e7f.1664318353.git.william.gray@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
William Breathitt Gray 2022-09-27 18:53:36 -04:00 committed by Greg Kroah-Hartman
parent 55e5832bb1
commit 3216e5512a
10 changed files with 16 additions and 8 deletions
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1
drivers/counter/104-quad-8.c
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@ -1241,3 +1241,4 @@ module_isa_driver(quad8_driver, num_quad8);
MODULE_AUTHOR("William Breathitt Gray <vilhelm.gray@gmail.com>");
MODULE_DESCRIPTION("ACCES 104-QUAD-8 driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(COUNTER);

2
drivers/counter/counter-chrdev.c
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@ -574,4 +574,4 @@ exit_early:
if (copied)
wake_up_poll(&counter->events_wait, EPOLLIN);
}
EXPORT_SYMBOL_GPL(counter_push_event);
EXPORT_SYMBOL_NS_GPL(counter_push_event, COUNTER);

14
drivers/counter/counter-core.c
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@ -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 @@ err_ida_alloc:
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

1
drivers/counter/ftm-quaddec.c
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@ -325,3 +325,4 @@ module_platform_driver(ftm_quaddec_driver);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Kjeld Flarup <kfa@deif.com>");
MODULE_AUTHOR("Patrick Havelange <patrick.havelange@essensium.com>");
MODULE_IMPORT_NS(COUNTER);

1
drivers/counter/intel-qep.c
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@ -523,3 +523,4 @@ MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@linux.intel.com>");
MODULE_AUTHOR("Raymond Tan <raymond.tan@intel.com>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Intel Quadrature Encoder Peripheral driver");
MODULE_IMPORT_NS(COUNTER);

1
drivers/counter/interrupt-cnt.c
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@ -242,3 +242,4 @@ MODULE_ALIAS("platform:interrupt-counter");
MODULE_AUTHOR("Oleksij Rempel <o.rempel@pengutronix.de>");
MODULE_DESCRIPTION("Interrupt counter driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(COUNTER);

1
drivers/counter/microchip-tcb-capture.c
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@ -394,3 +394,4 @@ module_platform_driver(mchp_tc_driver);
MODULE_AUTHOR("Kamel Bouhara <kamel.bouhara@bootlin.com>");
MODULE_DESCRIPTION("Microchip TCB Capture driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(COUNTER);

1
drivers/counter/stm32-lptimer-cnt.c
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@ -520,3 +520,4 @@ MODULE_AUTHOR("Fabrice Gasnier <fabrice.gasnier@st.com>");
MODULE_ALIAS("platform:stm32-lptimer-counter");
MODULE_DESCRIPTION("STMicroelectronics STM32 LPTIM counter driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(COUNTER);

1
drivers/counter/stm32-timer-cnt.c
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@ -417,3 +417,4 @@ MODULE_AUTHOR("Benjamin Gaignard <benjamin.gaignard@st.com>");
MODULE_ALIAS("platform:stm32-timer-counter");
MODULE_DESCRIPTION("STMicroelectronics STM32 TIMER counter driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(COUNTER);

1
drivers/counter/ti-eqep.c
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@ -456,3 +456,4 @@ module_platform_driver(ti_eqep_driver);
MODULE_AUTHOR("David Lechner <david@lechnology.com>");
MODULE_DESCRIPTION("TI eQEP counter driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(COUNTER);