1 /* 2 * Copyright (c) 2016-2018,2020-2021 The Linux Foundation. All rights reserved. 3 * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for 6 * any purpose with or without fee is hereby granted, provided that the 7 * above copyright notice and this permission notice appear in all 8 * copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 11 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 12 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 13 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 14 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 15 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 16 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #include "hif.h" 21 #include "hif_main.h" 22 #include "multibus.h" 23 #include "ce_main.h" 24 #include "if_pci.h" 25 #include "ahb_api.h" 26 #include "dummy.h" 27 28 /** 29 * hif_initialize_ahb_ops() - initialize the ahb ops 30 * @bus_ops: hif_bus_ops table pointer to initialize 31 * 32 * This function will assign the set of callbacks that needs 33 * to be called for ipq4019 platform 34 * 35 * Return: QDF_STATUS_SUCCESS 36 */ 37 QDF_STATUS hif_initialize_ahb_ops(struct hif_bus_ops *bus_ops) 38 { 39 bus_ops->hif_bus_open = &hif_ahb_open; 40 bus_ops->hif_bus_close = &hif_ahb_close; 41 bus_ops->hif_bus_prevent_linkdown = &hif_dummy_bus_prevent_linkdown; 42 bus_ops->hif_reset_soc = &hif_dummy_reset_soc; 43 bus_ops->hif_bus_suspend = &hif_dummy_bus_suspend; 44 bus_ops->hif_bus_resume = &hif_dummy_bus_resume; 45 bus_ops->hif_target_sleep_state_adjust = 46 &hif_dummy_target_sleep_state_adjust; 47 48 bus_ops->hif_disable_isr = &hif_ahb_disable_isr; 49 bus_ops->hif_nointrs = &hif_ahb_nointrs; 50 bus_ops->hif_enable_bus = &hif_ahb_enable_bus; 51 bus_ops->hif_disable_bus = &hif_ahb_disable_bus; 52 bus_ops->hif_bus_configure = &hif_ahb_bus_configure; 53 bus_ops->hif_get_config_item = &hif_dummy_get_config_item; 54 bus_ops->hif_set_mailbox_swap = &hif_dummy_set_mailbox_swap; 55 bus_ops->hif_claim_device = &hif_dummy_claim_device; 56 bus_ops->hif_shutdown_device = &hif_ce_stop; 57 bus_ops->hif_stop = &hif_ce_stop; 58 bus_ops->hif_cancel_deferred_target_sleep = 59 &hif_dummy_cancel_deferred_target_sleep; 60 bus_ops->hif_irq_disable = &hif_ahb_irq_disable; 61 bus_ops->hif_irq_enable = &hif_ahb_irq_enable; 62 bus_ops->hif_dump_registers = &hif_ahb_dump_registers; 63 bus_ops->hif_dump_target_memory = &hif_dummy_dump_target_memory; 64 bus_ops->hif_reg_read32 = &hif_dummy_bus_reg_read32; 65 bus_ops->hif_reg_write32 = &hif_dummy_bus_reg_write32; 66 bus_ops->hif_ipa_get_ce_resource = &hif_dummy_ipa_get_ce_resource; 67 bus_ops->hif_mask_interrupt_call = &hif_dummy_mask_interrupt_call; 68 bus_ops->hif_enable_power_management = 69 &hif_dummy_enable_power_management; 70 bus_ops->hif_disable_power_management = 71 &hif_dummy_disable_power_management; 72 bus_ops->hif_grp_irq_configure = &hif_ahb_configure_grp_irq; 73 bus_ops->hif_grp_irq_deconfigure = &hif_ahb_deconfigure_grp_irq; 74 bus_ops->hif_addr_in_boundary = &hif_dummy_addr_in_boundary; 75 bus_ops->hif_needs_bmi = &hif_ahb_needs_bmi; 76 bus_ops->hif_display_stats = &hif_ahb_display_stats; 77 bus_ops->hif_clear_stats = &hif_ahb_clear_stats; 78 bus_ops->hif_config_irq_affinity = 79 &hif_dummy_config_irq_affinity; 80 bus_ops->hif_config_irq_by_ceid = &hif_ahb_configure_irq_by_ceid; 81 bus_ops->hif_log_bus_info = &hif_dummy_log_bus_info; 82 83 return QDF_STATUS_SUCCESS; 84 } 85 86 /** 87 * hif_ahb_get_context_size() - return the size of the snoc context 88 * 89 * Return the size of the context. (0 for invalid bus) 90 */ 91 int hif_ahb_get_context_size(void) 92 { 93 return sizeof(struct hif_pci_softc); 94 } 95