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plat: versal: Add InitFinalize API call 

Add support to call InitFinalize API in Versal which calls
corresponding LibPM API.

Signed-off-by: Ravi Patel <ravi.patel@xilinx.com>
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Change-Id: I3428b7245b4db1ef6db8a90b7ad20b6e484ed3b2
This commit is contained in:
Ravi Patel 2019-08-12 03:10:10 -07:00 committed by Manish Pandey
parent 1ba2d84fe2
commit 2cc1fa9537
3 changed files with 21 additions and 3 deletions
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18
plat/xilinx/versal/pm_service/pm_api_sys.c
View File

@ -84,6 +84,22 @@ enum pm_ret_status pm_get_api_version(unsigned int *version)
return pm_ipi_send_sync(primary_proc, payload, version, 1);
}
/**
* pm_init_finalize() - Call to notify PMC PM firmware that master has power
* management enabled and that it has finished its
* initialization
*
* @return Status returned by the PMU firmware
*/
enum pm_ret_status pm_init_finalize(void)
{
uint32_t payload[PAYLOAD_ARG_CNT];
/* Send request to the PMU */
PM_PACK_PAYLOAD1(payload, LIBPM_MODULE_ID, PM_INIT_FINALIZE);
return pm_ipi_send_sync(primary_proc, payload, NULL, 0);
}
/**
* pm_self_suspend() - PM call for processor to suspend itself
* @nid Node id of the processor or subsystem
@ -800,7 +816,6 @@ enum pm_ret_status pm_feature_check(uint32_t api_id, unsigned int *version)
switch (api_id) {
case PM_GET_CALLBACK_DATA:
case PM_GET_TRUSTZONE_VERSION:
case PM_INIT_FINALIZE:
*version = (PM_API_BASE_VERSION << 16);
return PM_RET_SUCCESS;
case PM_GET_API_VERSION:
@ -843,6 +858,7 @@ enum pm_ret_status pm_feature_check(uint32_t api_id, unsigned int *version)
case PM_PLL_SET_MODE:
case PM_PLL_GET_MODE:
case PM_FEATURE_CHECK:
case PM_INIT_FINALIZE:
*version = (PM_API_BASE_VERSION << 16);
break;
case PM_LOAD_PDI:

3
plat/xilinx/versal/pm_service/pm_api_sys.h
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2019, Xilinx, Inc. All rights reserved.
* Copyright (c) 2019-2020, Xilinx, Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -15,6 +15,7 @@
**********************************************************/
enum pm_ret_status pm_get_api_version(unsigned int *version);
enum pm_ret_status pm_init_finalize(void);
enum pm_ret_status pm_self_suspend(uint32_t nid,
unsigned int latency,
unsigned int state,

3
plat/xilinx/versal/pm_service/pm_svc_main.c
View File

@ -159,7 +159,8 @@ uint64_t pm_smc_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2, uint64_t x3,
}
case PM_INIT_FINALIZE:
SMC_RET1(handle, (uint64_t)PM_RET_SUCCESS);
ret = pm_init_finalize();
SMC_RET1(handle, (uint64_t)ret);
case PM_GET_CALLBACK_DATA:
{