powerplay/inc/ppinterrupt.h

0001 /*
0002  * Copyright 2015 Advanced Micro Devices, Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  *
0022  */
0023
0024 #ifndef _PP_INTERRUPT_H_
0025 #define _PP_INTERRUPT_H_
0026
0027 enum amd_thermal_irq {
0028     AMD_THERMAL_IRQ_LOW_TO_HIGH = 0,
0029     AMD_THERMAL_IRQ_HIGH_TO_LOW,
0030
0031     AMD_THERMAL_IRQ_LAST
0032 };
0033
0034 /* The type of the interrupt callback functions in PowerPlay */
0035 typedef int (*irq_handler_func_t)(void *private_data,
0036                 unsigned src_id, const uint32_t *iv_entry);
0037
0038 /* Event Manager action chain list information */
0039 struct pp_interrupt_registration_info {
0040     irq_handler_func_t call_back; /* Pointer to callback function */
0041     void *context;                   /* Pointer to callback function context */
0042     uint32_t src_id;               /* Registered interrupt id */
0043     const uint32_t *iv_entry;
0044 };
0045
0046 #endif /* _PP_INTERRUPT_H_ */