kernel/drivers/gpu/drm/amd/display/dc/irq/irq_service.h
2024-07-22 17:22:30 +08:00

86 lines
2.4 KiB
C

/*
* Copyright 2012-15 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#ifndef __DAL_IRQ_SERVICE_H__
#define __DAL_IRQ_SERVICE_H__
#include "include/irq_service_interface.h"
#include "irq_types.h"
struct irq_service;
struct irq_source_info;
struct irq_source_info_funcs {
bool (*set)(
struct irq_service *irq_service,
const struct irq_source_info *info,
bool enable);
bool (*ack)(
struct irq_service *irq_service,
const struct irq_source_info *info);
};
struct irq_source_info {
uint32_t src_id;
uint32_t ext_id;
uint32_t enable_reg;
uint32_t enable_mask;
uint32_t enable_value[2];
uint32_t ack_reg;
uint32_t ack_mask;
uint32_t ack_value;
uint32_t status_reg;
const struct irq_source_info_funcs *funcs;
};
struct irq_service_funcs {
enum dc_irq_source (*to_dal_irq_source)(
struct irq_service *irq_service,
uint32_t src_id,
uint32_t ext_id);
};
struct irq_service {
struct dc_context *ctx;
const struct irq_source_info *info;
const struct irq_service_funcs *funcs;
};
void dal_irq_service_construct(
struct irq_service *irq_service,
struct irq_service_init_data *init_data);
void dal_irq_service_ack_generic(
struct irq_service *irq_service,
const struct irq_source_info *info);
void dal_irq_service_set_generic(
struct irq_service *irq_service,
const struct irq_source_info *info,
bool enable);
#endif