| /* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef __SDE_IRQ_H__ |
| #define __SDE_IRQ_H__ |
| |
| #include <linux/kernel.h> |
| #include <linux/irqdomain.h> |
| |
| #include "msm_kms.h" |
| |
| /** |
| * sde_irq_controller - define MDSS level interrupt controller context |
| * @enabled_mask: enable status of MDSS level interrupt |
| * @domain: interrupt domain of this controller |
| */ |
| struct sde_irq_controller { |
| unsigned long enabled_mask; |
| struct irq_domain *domain; |
| }; |
| |
| /** |
| * sde_irq_preinstall - perform pre-installation of MDSS IRQ handler |
| * @kms: pointer to kms context |
| * @return: none |
| */ |
| void sde_irq_preinstall(struct msm_kms *kms); |
| |
| /** |
| * sde_irq_postinstall - perform post-installation of MDSS IRQ handler |
| * @kms: pointer to kms context |
| * @return: 0 if success; error code otherwise |
| */ |
| int sde_irq_postinstall(struct msm_kms *kms); |
| |
| /** |
| * sde_irq_uninstall - uninstall MDSS IRQ handler |
| * @drm_dev: pointer to kms context |
| * @return: none |
| */ |
| void sde_irq_uninstall(struct msm_kms *kms); |
| |
| /** |
| * sde_irq - MDSS level IRQ handler |
| * @kms: pointer to kms context |
| * @return: interrupt handling status |
| */ |
| irqreturn_t sde_irq(struct msm_kms *kms); |
| |
| /** |
| * sde_irq_update - enable/disable IRQ line |
| * @kms: pointer to kms context |
| * @enable: enable:true, disable:false |
| */ |
| void sde_irq_update(struct msm_kms *kms, bool enable); |
| |
| #endif /* __SDE_IRQ_H__ */ |