include/linux/reset.h

1 /* SPDX-License-Identifier: GPL-2.0 */
14  * struct reset_control_bulk_data - Data used for bulk reset control operations.
114 	return optional ? 0 : -ENOTSUPP;  in __device_reset()
122 	return optional ? NULL : ERR_PTR(-ENOTSUPP);  in __of_reset_control_get()
130 	return optional ? NULL : ERR_PTR(-ENOTSUPP);  in __reset_control_get()
167 	return optional ? 0 : -EOPNOTSUPP;  in __reset_control_bulk_get()
180 	return optional ? NULL : ERR_PTR(-ENOTSUPP);  in __devm_reset_control_get()
188 	return optional ? 0 : -EOPNOTSUPP;  in __devm_reset_control_bulk_get()
194 	return optional ? NULL : ERR_PTR(-ENOTSUPP);  in devm_reset_control_array_get()
201 	return optional ? NULL : ERR_PTR(-ENOTSUPP);  in of_reset_control_array_get()
206 	return -ENOENT;  in reset_control_get_count()
222  * reset_control_get_exclusive - Lookup and obtain an exclusive reference
229  * return -EBUSY.
232  * reset-controls.
243  * reset_control_bulk_get_exclusive - Lookup and obtain exclusive references to
260  * reset_control_get_exclusive_released - Lookup and obtain a temoprarily
267  * reset-controls returned by this function must be acquired via
281  * reset_control_bulk_get_exclusive_released - Lookup and obtain temporarily
290  * reset-controls returned by this function must be acquired via
302  * reset_control_bulk_get_optional_exclusive_released - Lookup and obtain optional
323  * reset_control_get_shared - Lookup and obtain a shared reference to a
329  * This function is intended for use with reset-controls which are shared
332  * When a reset-control is shared, the behavior of reset_control_assert /
333  * deassert is changed, the reset-core will keep track of a deassert_count
334  * and only (re-)assert the reset after reset_control_assert has been called
336  * about shared reset-controls in the reset_control_assert docs.
351  * reset_control_bulk_get_shared - Lookup and obtain shared references to
368  * reset_control_get_optional_exclusive - optional reset_control_get_exclusive()
385  * reset_control_bulk_get_optional_exclusive - optional
405  * reset_control_get_optional_shared - optional reset_control_get_shared()
422  * reset_control_bulk_get_optional_shared - optional
442  * of_reset_control_get_exclusive - Lookup and obtain an exclusive reference
458  * of_reset_control_get_optional_exclusive - Lookup and obtain an optional exclusive
478  * of_reset_control_get_shared - Lookup and obtain a shared reference
483  * When a reset-control is shared, the behavior of reset_control_assert /
484  * deassert is changed, the reset-core will keep track of a deassert_count
485  * and only (re-)assert the reset after reset_control_assert has been called
487  * about shared reset-controls in the reset_control_assert docs.
503  * of_reset_control_get_exclusive_by_index - Lookup and obtain an exclusive
509  * This is to be used to perform a list of resets for a device or power domain
520  * of_reset_control_get_shared_by_index - Lookup and obtain a shared
526  * When a reset-control is shared, the behavior of reset_control_assert /
527  * deassert is changed, the reset-core will keep track of a deassert_count
528  * and only (re-)assert the reset after reset_control_assert has been called
530  * about shared reset-controls in the reset_control_assert docs.
537  * This is to be used to perform a list of resets for a device or power domain
548  * devm_reset_control_get_exclusive - resource managed
553  * Managed reset_control_get_exclusive(). For reset controllers returned
567  * devm_reset_control_bulk_get_exclusive - resource managed
573  * Managed reset_control_bulk_get_exclusive(). For reset controllers returned
587  * devm_reset_control_get_exclusive_released - resource managed
592  * Managed reset_control_get_exclusive_released(). For reset controllers
606  * devm_reset_control_bulk_get_exclusive_released - resource managed
612  * Managed reset_control_bulk_get_exclusive_released(). For reset controllers
626  * devm_reset_control_get_optional_exclusive_released - resource managed
631  * Managed-and-optional variant of reset_control_get_exclusive_released(). For
645  * devm_reset_control_bulk_get_optional_exclusive_released - resource managed
651  * Managed reset_control_bulk_optional_get_exclusive_released(). For reset
665  * devm_reset_control_get_shared - resource managed reset_control_get_shared()
669  * Managed reset_control_get_shared(). For reset controllers returned from
680  * devm_reset_control_bulk_get_shared - resource managed
686  * Managed reset_control_bulk_get_shared(). For reset controllers returned
700  * devm_reset_control_get_optional_exclusive - resource managed
705  * Managed reset_control_get_optional_exclusive(). For reset controllers
718  * devm_reset_control_bulk_get_optional_exclusive - resource managed
724  * Managed reset_control_bulk_get_optional_exclusive(). For reset controllers
738  * devm_reset_control_get_optional_shared - resource managed
743  * Managed reset_control_get_optional_shared(). For reset controllers returned
756  * devm_reset_control_bulk_get_optional_shared - resource managed
762  * Managed reset_control_bulk_get_optional_shared(). For reset controllers
776  * devm_reset_control_get_exclusive_by_index - resource managed
781  * Managed reset_control_get_exclusive(). For reset controllers returned from
794  * devm_reset_control_get_shared_by_index - resource managed
799  * Managed reset_control_get_shared(). For reset controllers returned from