xref: /freebsd/sys/dev/bhnd/bhndvar.h (revision 2ff63af9b88c7413b7d71715b5532625752a248e)
14ad7e9b0SAdrian Chadd /*-
2*4d846d26SWarner Losh  * SPDX-License-Identifier: BSD-2-Clause
36e778a7eSPedro F. Giffuni  *
4f90f4b65SLandon J. Fuller  * Copyright (c) 2015-2016 Landon Fuller <landonf@FreeBSD.org>
58e35bf83SLandon J. Fuller  * Copyright (c) 2017 The FreeBSD Foundation
64ad7e9b0SAdrian Chadd  * All rights reserved.
74ad7e9b0SAdrian Chadd  *
88e35bf83SLandon J. Fuller  * Portions of this software were developed by Landon Fuller
98e35bf83SLandon J. Fuller  * under sponsorship from the FreeBSD Foundation.
108e35bf83SLandon J. Fuller  *
114ad7e9b0SAdrian Chadd  * Redistribution and use in source and binary forms, with or without
124ad7e9b0SAdrian Chadd  * modification, are permitted provided that the following conditions
134ad7e9b0SAdrian Chadd  * are met:
144ad7e9b0SAdrian Chadd  * 1. Redistributions of source code must retain the above copyright
154ad7e9b0SAdrian Chadd  *    notice, this list of conditions and the following disclaimer,
164ad7e9b0SAdrian Chadd  *    without modification.
174ad7e9b0SAdrian Chadd  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
184ad7e9b0SAdrian Chadd  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
194ad7e9b0SAdrian Chadd  *    redistribution must be conditioned upon including a substantially
204ad7e9b0SAdrian Chadd  *    similar Disclaimer requirement for further binary redistribution.
214ad7e9b0SAdrian Chadd  *
224ad7e9b0SAdrian Chadd  * NO WARRANTY
234ad7e9b0SAdrian Chadd  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
244ad7e9b0SAdrian Chadd  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
254ad7e9b0SAdrian Chadd  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
264ad7e9b0SAdrian Chadd  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
274ad7e9b0SAdrian Chadd  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
284ad7e9b0SAdrian Chadd  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
294ad7e9b0SAdrian Chadd  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
304ad7e9b0SAdrian Chadd  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
314ad7e9b0SAdrian Chadd  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
324ad7e9b0SAdrian Chadd  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
334ad7e9b0SAdrian Chadd  * THE POSSIBILITY OF SUCH DAMAGES.
344ad7e9b0SAdrian Chadd  *
354ad7e9b0SAdrian Chadd  */
364ad7e9b0SAdrian Chadd 
374ad7e9b0SAdrian Chadd #ifndef _BHND_BHNDVAR_H_
384ad7e9b0SAdrian Chadd #define _BHND_BHNDVAR_H_
394ad7e9b0SAdrian Chadd 
404ad7e9b0SAdrian Chadd #include <sys/param.h>
414ad7e9b0SAdrian Chadd #include <sys/bus.h>
424ad7e9b0SAdrian Chadd #include <sys/malloc.h>
434ad7e9b0SAdrian Chadd 
444ad7e9b0SAdrian Chadd #include "bhnd.h"
454ad7e9b0SAdrian Chadd 
464ad7e9b0SAdrian Chadd /*
474ad7e9b0SAdrian Chadd  * Definitions shared by bhnd(4) bus and bhndb(4) bridge driver implementations.
484ad7e9b0SAdrian Chadd  */
494ad7e9b0SAdrian Chadd 
504ad7e9b0SAdrian Chadd MALLOC_DECLARE(M_BHND);
514ad7e9b0SAdrian Chadd DECLARE_CLASS(bhnd_driver);
524ad7e9b0SAdrian Chadd 
534e96bf3aSLandon J. Fuller struct bhnd_core_clkctl;
544e96bf3aSLandon J. Fuller 
554e96bf3aSLandon J. Fuller struct bhnd_core_clkctl		*bhnd_alloc_core_clkctl(device_t dev,
564e96bf3aSLandon J. Fuller 				     device_t pmu_dev, struct bhnd_resource *r,
574e96bf3aSLandon J. Fuller 				     bus_size_t offset, u_int max_latency);
584e96bf3aSLandon J. Fuller void				 bhnd_free_core_clkctl(
594e96bf3aSLandon J. Fuller 				     struct bhnd_core_clkctl *clkctl);
604e96bf3aSLandon J. Fuller int				 bhnd_core_clkctl_wait(
614e96bf3aSLandon J. Fuller 				     struct bhnd_core_clkctl *clkctl,
624e96bf3aSLandon J. Fuller 				     uint32_t value, uint32_t mask);
634e96bf3aSLandon J. Fuller 
644ad7e9b0SAdrian Chadd int				 bhnd_generic_attach(device_t dev);
654ad7e9b0SAdrian Chadd int				 bhnd_generic_detach(device_t dev);
664ad7e9b0SAdrian Chadd int				 bhnd_generic_shutdown(device_t dev);
674ad7e9b0SAdrian Chadd int				 bhnd_generic_resume(device_t dev);
684ad7e9b0SAdrian Chadd int				 bhnd_generic_suspend(device_t dev);
694ad7e9b0SAdrian Chadd 
704ad7e9b0SAdrian Chadd int				 bhnd_generic_get_probe_order(device_t dev,
714ad7e9b0SAdrian Chadd 				     device_t child);
724ad7e9b0SAdrian Chadd 
73f90f4b65SLandon J. Fuller int				 bhnd_generic_alloc_pmu(device_t dev,
74f90f4b65SLandon J. Fuller 				     device_t child);
75f90f4b65SLandon J. Fuller int				 bhnd_generic_release_pmu(device_t dev,
76f90f4b65SLandon J. Fuller 				     device_t child);
774e96bf3aSLandon J. Fuller int				 bhnd_generic_get_clock_latency(device_t dev,
784e96bf3aSLandon J. Fuller 				     device_t child, bhnd_clock clock,
794e96bf3aSLandon J. Fuller 				     u_int *latency);
804e96bf3aSLandon J. Fuller int				 bhnd_generic_get_clock_freq(device_t dev,
814e96bf3aSLandon J. Fuller 				     device_t child, bhnd_clock clock,
824e96bf3aSLandon J. Fuller 				     u_int *freq);
83f90f4b65SLandon J. Fuller int				 bhnd_generic_request_clock(device_t dev,
84f90f4b65SLandon J. Fuller 				     device_t child, bhnd_clock clock);
85f90f4b65SLandon J. Fuller int				 bhnd_generic_enable_clocks(device_t dev,
86f90f4b65SLandon J. Fuller 				     device_t child, uint32_t clocks);
87f90f4b65SLandon J. Fuller int				 bhnd_generic_request_ext_rsrc(device_t dev,
88f90f4b65SLandon J. Fuller 				     device_t child, u_int rsrc);
89f90f4b65SLandon J. Fuller int				 bhnd_generic_release_ext_rsrc(device_t dev,
90f90f4b65SLandon J. Fuller 				     device_t child, u_int rsrc);
91f90f4b65SLandon J. Fuller 
924ad7e9b0SAdrian Chadd int				 bhnd_generic_print_child(device_t dev,
934ad7e9b0SAdrian Chadd 				     device_t child);
944ad7e9b0SAdrian Chadd void				 bhnd_generic_probe_nomatch(device_t dev,
954ad7e9b0SAdrian Chadd 				     device_t child);
964ad7e9b0SAdrian Chadd 
97688fc8c0SLandon J. Fuller void				 bhnd_generic_child_deleted(device_t dev,
98688fc8c0SLandon J. Fuller 				     device_t child);
994ad7e9b0SAdrian Chadd int				 bhnd_generic_suspend_child(device_t dev,
1004ad7e9b0SAdrian Chadd 				     device_t child);
1014ad7e9b0SAdrian Chadd int				 bhnd_generic_resume_child(device_t dev,
1024ad7e9b0SAdrian Chadd 				     device_t child);
1034ad7e9b0SAdrian Chadd 
104caeff9a3SLandon J. Fuller int				 bhnd_generic_setup_intr(device_t dev,
105caeff9a3SLandon J. Fuller 				     device_t child, struct resource *irq,
106caeff9a3SLandon J. Fuller 				     int flags, driver_filter_t *filter,
107caeff9a3SLandon J. Fuller 				     driver_intr_t *intr, void *arg,
108caeff9a3SLandon J. Fuller 				     void **cookiep);
109caeff9a3SLandon J. Fuller 
110fdedcd9fSLandon J. Fuller int				 bhnd_generic_get_nvram_var(device_t dev,
1118e35bf83SLandon J. Fuller 				     device_t child, const char *name,
1128e35bf83SLandon J. Fuller 				     void *buf, size_t *size,
1138e35bf83SLandon J. Fuller 				     bhnd_nvram_type type);
114fdedcd9fSLandon J. Fuller 
115f90f4b65SLandon J. Fuller /**
116f90f4b65SLandon J. Fuller  * bhnd driver instance state. Must be first member of all subclass
117f90f4b65SLandon J. Fuller  * softc structures.
118f90f4b65SLandon J. Fuller  */
119f90f4b65SLandon J. Fuller struct bhnd_softc {
120f90f4b65SLandon J. Fuller 	device_t dev;	/**< bus device */
121f90f4b65SLandon J. Fuller };
122f90f4b65SLandon J. Fuller 
1234ad7e9b0SAdrian Chadd #endif /* _BHND_BHNDVAR_H_ */
124