| Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 1 | /* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #ifndef __SDE_IRQ_H__ |
| 14 | #define __SDE_IRQ_H__ |
| 15 | |
| 16 | #include <linux/kernel.h> |
| 17 | #include <linux/irqdomain.h> |
| 18 | |
| 19 | #include "msm_kms.h" |
| 20 | |
| 21 | /** |
| 22 | * sde_irq_controller - define MDSS level interrupt controller context |
| 23 | * @enabled_mask: enable status of MDSS level interrupt |
| 24 | * @domain: interrupt domain of this controller |
| 25 | */ |
| 26 | struct sde_irq_controller { |
| 27 | unsigned long enabled_mask; |
| 28 | struct irq_domain *domain; |
| 29 | }; |
| 30 | |
| 31 | /** |
| 32 | * sde_irq_preinstall - perform pre-installation of MDSS IRQ handler |
| 33 | * @kms: pointer to kms context |
| 34 | * @return: none |
| 35 | */ |
| 36 | void sde_irq_preinstall(struct msm_kms *kms); |
| 37 | |
| 38 | /** |
| 39 | * sde_irq_postinstall - perform post-installation of MDSS IRQ handler |
| 40 | * @kms: pointer to kms context |
| 41 | * @return: 0 if success; error code otherwise |
| 42 | */ |
| 43 | int sde_irq_postinstall(struct msm_kms *kms); |
| 44 | |
| 45 | /** |
| 46 | * sde_irq_uninstall - uninstall MDSS IRQ handler |
| 47 | * @drm_dev: pointer to kms context |
| 48 | * @return: none |
| 49 | */ |
| 50 | void sde_irq_uninstall(struct msm_kms *kms); |
| 51 | |
| 52 | /** |
| 53 | * sde_irq - MDSS level IRQ handler |
| 54 | * @kms: pointer to kms context |
| 55 | * @return: interrupt handling status |
| 56 | */ |
| 57 | irqreturn_t sde_irq(struct msm_kms *kms); |
| 58 | |
| 59 | #endif /* __SDE_IRQ_H__ */ |