diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_irq.h')
-rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_irq.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_irq.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_irq.h new file mode 100644 index 000000000000..3e147f7176e2 --- /dev/null +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_irq.h @@ -0,0 +1,59 @@ +/* Copyright (c) 2015-2018, 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 __DPU_IRQ_H__ +#define __DPU_IRQ_H__ + +#include <linux/kernel.h> +#include <linux/irqdomain.h> + +#include "msm_kms.h" + +/** + * dpu_irq_controller - define MDSS level interrupt controller context + * @enabled_mask: enable status of MDSS level interrupt + * @domain: interrupt domain of this controller + */ +struct dpu_irq_controller { + unsigned long enabled_mask; + struct irq_domain *domain; +}; + +/** + * dpu_irq_preinstall - perform pre-installation of MDSS IRQ handler + * @kms: pointer to kms context + * @return: none + */ +void dpu_irq_preinstall(struct msm_kms *kms); + +/** + * dpu_irq_postinstall - perform post-installation of MDSS IRQ handler + * @kms: pointer to kms context + * @return: 0 if success; error code otherwise + */ +int dpu_irq_postinstall(struct msm_kms *kms); + +/** + * dpu_irq_uninstall - uninstall MDSS IRQ handler + * @drm_dev: pointer to kms context + * @return: none + */ +void dpu_irq_uninstall(struct msm_kms *kms); + +/** + * dpu_irq - MDSS level IRQ handler + * @kms: pointer to kms context + * @return: interrupt handling status + */ +irqreturn_t dpu_irq(struct msm_kms *kms); + +#endif /* __DPU_IRQ_H__ */ |