| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved. |
| */ |
| |
| #ifndef _ARM_SMMU_QCOM_H |
| #define _ARM_SMMU_QCOM_H |
| |
| struct qcom_smmu { |
| struct arm_smmu_device smmu; |
| const struct qcom_smmu_config *cfg; |
| bool bypass_quirk; |
| u8 bypass_cbndx; |
| u32 stall_enabled; |
| }; |
| |
| enum qcom_smmu_impl_reg_offset { |
| QCOM_SMMU_TBU_PWR_STATUS, |
| QCOM_SMMU_STATS_SYNC_INV_TBU_ACK, |
| QCOM_SMMU_MMU2QSS_AND_SAFE_WAIT_CNTR, |
| }; |
| |
| struct qcom_smmu_config { |
| const u32 *reg_offset; |
| }; |
| |
| struct qcom_smmu_match_data { |
| const struct qcom_smmu_config *cfg; |
| const struct arm_smmu_impl *impl; |
| const struct arm_smmu_impl *adreno_impl; |
| }; |
| |
| irqreturn_t qcom_smmu_context_fault(int irq, void *dev); |
| |
| #ifdef CONFIG_ARM_SMMU_QCOM_DEBUG |
| void qcom_smmu_tlb_sync_debug(struct arm_smmu_device *smmu); |
| int qcom_tbu_probe(struct platform_device *pdev); |
| #else |
| static inline void qcom_smmu_tlb_sync_debug(struct arm_smmu_device *smmu) { } |
| static inline int qcom_tbu_probe(struct platform_device *pdev) { return -EINVAL; } |
| #endif |
| |
| #endif /* _ARM_SMMU_QCOM_H */ |
