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Merge "smcinvoke: Add explicit cache flush during CB req from TZ"

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qctecmdr 2022-05-18 00:56:04 -07:00 • committed by Gerrit - the friendly Code Review server
commit 215122559e
1 changed files with 7 additions and 0 deletions
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7
drivers/soc/qcom/smcinvoke.c
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@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#define pr_fmt(fmt) "smcinvoke: %s: " fmt, __func__
@ -1042,8 +1043,14 @@ static int invoke_cmd_handler(int cmd, phys_addr_t in_paddr, size_t in_buf_len,
break;
case SMCINVOKE_CB_RSP_CMD:
if (legacy_smc_call)
qtee_shmbridge_flush_shm_buf(out_shm);
ret = qcom_scm_invoke_callback_response(virt_to_phys(out_buf), out_buf_len,
result, response_type, data);
if (legacy_smc_call) {
qtee_shmbridge_inv_shm_buf(in_shm);
qtee_shmbridge_inv_shm_buf(out_shm);
}
break;
default: