| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. |
| */ |
| |
| #ifndef _DPU_HW_INTERRUPTS_H |
| #define _DPU_HW_INTERRUPTS_H |
| |
| #include <linux/types.h> |
| |
| #include "dpu_hwio.h" |
| #include "dpu_hw_catalog.h" |
| #include "dpu_hw_util.h" |
| #include "dpu_hw_mdss.h" |
| |
| /* When making changes be sure to sync with dpu_intr_set */ |
| enum dpu_hw_intr_reg { |
| MDP_SSPP_TOP0_INTR, |
| MDP_SSPP_TOP0_INTR2, |
| MDP_SSPP_TOP0_HIST_INTR, |
| MDP_INTF0_INTR, |
| MDP_INTF1_INTR, |
| MDP_INTF2_INTR, |
| MDP_INTF3_INTR, |
| MDP_INTF4_INTR, |
| MDP_INTF5_INTR, |
| MDP_AD4_0_INTR, |
| MDP_AD4_1_INTR, |
| MDP_INTF0_7xxx_INTR, |
| MDP_INTF1_7xxx_INTR, |
| MDP_INTF2_7xxx_INTR, |
| MDP_INTF3_7xxx_INTR, |
| MDP_INTF4_7xxx_INTR, |
| MDP_INTF5_7xxx_INTR, |
| MDP_INTR_MAX, |
| }; |
| |
| #define DPU_IRQ_IDX(reg_idx, offset) (reg_idx * 32 + offset) |
| |
| /** |
| * struct dpu_hw_intr: hw interrupts handling data structure |
| * @hw: virtual address mapping |
| * @ops: function pointer mapping for IRQ handling |
| * @cache_irq_mask: array of IRQ enable masks reg storage created during init |
| * @save_irq_status: array of IRQ status reg storage created during init |
| * @total_irqs: total number of irq_idx mapped in the hw_interrupts |
| * @irq_lock: spinlock for accessing IRQ resources |
| * @irq_cb_tbl: array of IRQ callbacks lists |
| * @irq_counts: array of IRQ counts |
| */ |
| struct dpu_hw_intr { |
| struct dpu_hw_blk_reg_map hw; |
| u32 *cache_irq_mask; |
| u32 *save_irq_status; |
| u32 total_irqs; |
| spinlock_t irq_lock; |
| unsigned long irq_mask; |
| |
| struct list_head *irq_cb_tbl; |
| atomic_t *irq_counts; |
| }; |
| |
| /** |
| * dpu_hw_intr_init(): Initializes the interrupts hw object |
| * @addr: mapped register io address of MDP |
| * @m : pointer to mdss catalog data |
| */ |
| struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr, |
| struct dpu_mdss_cfg *m); |
| |
| /** |
| * dpu_hw_intr_destroy(): Cleanup interrutps hw object |
| * @intr: pointer to interrupts hw object |
| */ |
| void dpu_hw_intr_destroy(struct dpu_hw_intr *intr); |
| #endif |
