| Pankaj Gupta | 9ce8db7 | 2020-12-09 14:02:38 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2020 NXP |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #include <arch.h> |
| 9 | #include <ccn.h> |
| 10 | |
| 11 | #include <plat_arm.h> |
| 12 | |
| 13 | /****************************************************************************** |
| 14 | * Helper function to place current master into coherency |
| 15 | *****************************************************************************/ |
| 16 | void plat_ls_interconnect_enter_coherency(unsigned int num_clusters) |
| 17 | { |
| 18 | ccn_enter_snoop_dvm_domain(1ULL << MPIDR_AFFLVL1_VAL(read_mpidr_el1())); |
| 19 | |
| 20 | for (uint32_t index = 1U; index < num_clusters; index++) { |
| 21 | ccn_enter_snoop_dvm_domain(1ULL << index); |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | /****************************************************************************** |
| 26 | * Helper function to remove current master from coherency |
| 27 | *****************************************************************************/ |
| 28 | void plat_ls_interconnect_exit_coherency(void) |
| 29 | { |
| 30 | ccn_exit_snoop_dvm_domain(1ULL << MPIDR_AFFLVL1_VAL(read_mpidr_el1())); |
| 31 | } |