1 /* 2 * Copyright (c) 2016-2018,2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include "hif.h" 20 #include "hif_main.h" 21 #include "multibus.h" 22 #include "ce_main.h" 23 #include "if_pci.h" 24 #include "ahb_api.h" 25 #include "dummy.h" 26 27 /** 28 * hif_initialize_ahb_ops() - initialize the ahb ops 29 * @bus_ops: hif_bus_ops table pointer to initialize 30 * 31 * This function will assign the set of callbacks that needs 32 * to be called for ipq4019 platform 33 * 34 * Return: QDF_STATUS_SUCCESS 35 */ 36 QDF_STATUS hif_initialize_ahb_ops(struct hif_bus_ops *bus_ops) 37 { 38 bus_ops->hif_bus_open = &hif_ahb_open; 39 bus_ops->hif_bus_close = &hif_ahb_close; 40 bus_ops->hif_bus_prevent_linkdown = &hif_dummy_bus_prevent_linkdown; 41 bus_ops->hif_reset_soc = &hif_ahb_reset_soc; 42 bus_ops->hif_bus_suspend = &hif_dummy_bus_suspend; 43 bus_ops->hif_bus_resume = &hif_dummy_bus_resume; 44 bus_ops->hif_target_sleep_state_adjust = 45 &hif_dummy_target_sleep_state_adjust; 46 47 bus_ops->hif_disable_isr = &hif_ahb_disable_isr; 48 bus_ops->hif_nointrs = &hif_ahb_nointrs; 49 bus_ops->hif_enable_bus = &hif_ahb_enable_bus; 50 bus_ops->hif_disable_bus = &hif_ahb_disable_bus; 51 bus_ops->hif_bus_configure = &hif_ahb_bus_configure; 52 bus_ops->hif_get_config_item = &hif_dummy_get_config_item; 53 bus_ops->hif_set_mailbox_swap = &hif_dummy_set_mailbox_swap; 54 bus_ops->hif_claim_device = &hif_dummy_claim_device; 55 bus_ops->hif_shutdown_device = &hif_ce_stop; 56 bus_ops->hif_stop = &hif_ce_stop; 57 bus_ops->hif_cancel_deferred_target_sleep = 58 &hif_dummy_cancel_deferred_target_sleep; 59 bus_ops->hif_irq_disable = &hif_ahb_irq_disable; 60 bus_ops->hif_irq_enable = &hif_ahb_irq_enable; 61 bus_ops->hif_dump_registers = &hif_ahb_dump_registers; 62 bus_ops->hif_dump_target_memory = &hif_dummy_dump_target_memory; 63 bus_ops->hif_ipa_get_ce_resource = &hif_dummy_ipa_get_ce_resource; 64 bus_ops->hif_mask_interrupt_call = &hif_dummy_mask_interrupt_call; 65 bus_ops->hif_enable_power_management = 66 &hif_dummy_enable_power_management; 67 bus_ops->hif_disable_power_management = 68 &hif_dummy_disable_power_management; 69 bus_ops->hif_grp_irq_configure = &hif_ahb_configure_grp_irq; 70 bus_ops->hif_addr_in_boundary = &hif_dummy_addr_in_boundary; 71 bus_ops->hif_needs_bmi = &hif_ahb_needs_bmi; 72 bus_ops->hif_display_stats = &hif_ahb_display_stats; 73 bus_ops->hif_clear_stats = &hif_ahb_clear_stats; 74 return QDF_STATUS_SUCCESS; 75 } 76 77 /** 78 * hif_ahb_get_context_size() - return the size of the snoc context 79 * 80 * Return the size of the context. (0 for invalid bus) 81 */ 82 int hif_ahb_get_context_size(void) 83 { 84 return sizeof(struct hif_pci_softc); 85 } 86