linux-zen-server/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.h

40 lines
885 B
C

/* 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;
};
#ifdef CONFIG_ARM_SMMU_QCOM_DEBUG
void qcom_smmu_tlb_sync_debug(struct arm_smmu_device *smmu);
#else
static inline void qcom_smmu_tlb_sync_debug(struct arm_smmu_device *smmu) { }
#endif
#endif /* _ARM_SMMU_QCOM_H */