xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/amd/powerplay/inc/ppinterrupt.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: ppinterrupt.h,v 1.2 2021/12/18 23:45:26 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2015 Advanced Micro Devices, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 
26 #ifndef _PP_INTERRUPT_H_
27 #define _PP_INTERRUPT_H_
28 
29 enum amd_thermal_irq {
30 	AMD_THERMAL_IRQ_LOW_TO_HIGH = 0,
31 	AMD_THERMAL_IRQ_HIGH_TO_LOW,
32 
33 	AMD_THERMAL_IRQ_LAST
34 };
35 
36 /* The type of the interrupt callback functions in PowerPlay */
37 typedef int (*irq_handler_func_t)(void *private_data,
38 				unsigned src_id, const uint32_t *iv_entry);
39 
40 /* Event Manager action chain list information */
41 struct pp_interrupt_registration_info {
42 	irq_handler_func_t call_back; /* Pointer to callback function */
43 	void *context;                   /* Pointer to callback function context */
44 	uint32_t src_id;               /* Registered interrupt id */
45 	const uint32_t *iv_entry;
46 };
47 
48 #endif /* _PP_INTERRUPT_H_ */
49