1*5113495bSYour Name /*
2*5113495bSYour Name * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
3*5113495bSYour Name * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
4*5113495bSYour Name *
5*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for
6*5113495bSYour Name * any purpose with or without fee is hereby granted, provided that the
7*5113495bSYour Name * above copyright notice and this permission notice appear in all
8*5113495bSYour Name * copies.
9*5113495bSYour Name *
10*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11*5113495bSYour Name * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12*5113495bSYour Name * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13*5113495bSYour Name * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14*5113495bSYour Name * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15*5113495bSYour Name * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16*5113495bSYour Name * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17*5113495bSYour Name * PERFORMANCE OF THIS SOFTWARE.
18*5113495bSYour Name */
19*5113495bSYour Name
20*5113495bSYour Name #include "hif.h"
21*5113495bSYour Name #include "hif_main.h"
22*5113495bSYour Name #include "multibus.h"
23*5113495bSYour Name #include "pci_api.h"
24*5113495bSYour Name #include "hif_io32.h"
25*5113495bSYour Name #include "dummy.h"
26*5113495bSYour Name #include "ce_api.h"
27*5113495bSYour Name
28*5113495bSYour Name /**
29*5113495bSYour Name * hif_initialize_pci_ops() - initialize the pci ops
30*5113495bSYour Name * @hif_sc: HIF context
31*5113495bSYour Name *
32*5113495bSYour Name * Return: QDF_STATUS_SUCCESS
33*5113495bSYour Name */
hif_initialize_pci_ops(struct hif_softc * hif_sc)34*5113495bSYour Name QDF_STATUS hif_initialize_pci_ops(struct hif_softc *hif_sc)
35*5113495bSYour Name {
36*5113495bSYour Name struct hif_bus_ops *bus_ops = &hif_sc->bus_ops;
37*5113495bSYour Name
38*5113495bSYour Name bus_ops->hif_bus_open = &hif_pci_open;
39*5113495bSYour Name bus_ops->hif_bus_close = &hif_pci_close;
40*5113495bSYour Name bus_ops->hif_bus_prevent_linkdown = &hif_pci_prevent_linkdown;
41*5113495bSYour Name bus_ops->hif_reset_soc = &hif_pci_reset_soc;
42*5113495bSYour Name bus_ops->hif_bus_suspend = &hif_pci_bus_suspend;
43*5113495bSYour Name bus_ops->hif_bus_resume = &hif_pci_bus_resume;
44*5113495bSYour Name bus_ops->hif_bus_suspend_noirq = &hif_pci_bus_suspend_noirq;
45*5113495bSYour Name bus_ops->hif_bus_resume_noirq = &hif_pci_bus_resume_noirq;
46*5113495bSYour Name
47*5113495bSYour Name /* do not put the target to sleep for epping or maxperf mode */
48*5113495bSYour Name if (CONFIG_ATH_PCIE_MAX_PERF == 0 &&
49*5113495bSYour Name !QDF_IS_EPPING_ENABLED(hif_get_conparam(hif_sc)))
50*5113495bSYour Name bus_ops->hif_target_sleep_state_adjust =
51*5113495bSYour Name &hif_pci_target_sleep_state_adjust;
52*5113495bSYour Name else
53*5113495bSYour Name bus_ops->hif_target_sleep_state_adjust =
54*5113495bSYour Name &hif_dummy_target_sleep_state_adjust;
55*5113495bSYour Name
56*5113495bSYour Name bus_ops->hif_disable_isr = &hif_pci_disable_isr;
57*5113495bSYour Name bus_ops->hif_nointrs = &hif_pci_nointrs;
58*5113495bSYour Name bus_ops->hif_enable_bus = &hif_pci_enable_bus;
59*5113495bSYour Name bus_ops->hif_disable_bus = &hif_pci_disable_bus;
60*5113495bSYour Name bus_ops->hif_bus_configure = &hif_pci_bus_configure;
61*5113495bSYour Name bus_ops->hif_get_config_item = &hif_dummy_get_config_item;
62*5113495bSYour Name bus_ops->hif_set_mailbox_swap = &hif_dummy_set_mailbox_swap;
63*5113495bSYour Name bus_ops->hif_claim_device = &hif_dummy_claim_device;
64*5113495bSYour Name bus_ops->hif_shutdown_device = &hif_ce_stop;
65*5113495bSYour Name bus_ops->hif_stop = &hif_ce_stop;
66*5113495bSYour Name bus_ops->hif_cancel_deferred_target_sleep =
67*5113495bSYour Name &hif_pci_cancel_deferred_target_sleep;
68*5113495bSYour Name bus_ops->hif_irq_disable = &hif_pci_irq_disable;
69*5113495bSYour Name bus_ops->hif_irq_enable = &hif_pci_irq_enable;
70*5113495bSYour Name bus_ops->hif_dump_registers = &hif_pci_dump_registers;
71*5113495bSYour Name bus_ops->hif_dump_target_memory = &hif_ce_dump_target_memory;
72*5113495bSYour Name bus_ops->hif_reg_read32 = &hif_pci_reg_read32;
73*5113495bSYour Name bus_ops->hif_reg_write32 = &hif_pci_reg_write32;
74*5113495bSYour Name bus_ops->hif_ipa_get_ce_resource = &hif_ce_ipa_get_ce_resource;
75*5113495bSYour Name bus_ops->hif_mask_interrupt_call = &hif_dummy_mask_interrupt_call;
76*5113495bSYour Name bus_ops->hif_enable_power_management =
77*5113495bSYour Name &hif_pci_enable_power_management;
78*5113495bSYour Name bus_ops->hif_disable_power_management =
79*5113495bSYour Name &hif_pci_disable_power_management;
80*5113495bSYour Name bus_ops->hif_grp_irq_configure = &hif_pci_configure_grp_irq;
81*5113495bSYour Name bus_ops->hif_grp_irq_deconfigure = &hif_pci_deconfigure_grp_irq;
82*5113495bSYour Name bus_ops->hif_display_stats =
83*5113495bSYour Name &hif_pci_display_stats;
84*5113495bSYour Name bus_ops->hif_clear_stats =
85*5113495bSYour Name &hif_pci_clear_stats;
86*5113495bSYour Name bus_ops->hif_addr_in_boundary = &hif_pci_addr_in_boundary;
87*5113495bSYour Name
88*5113495bSYour Name /* default to legacy mapping handler; override as needed */
89*5113495bSYour Name bus_ops->hif_map_ce_to_irq = &hif_pci_legacy_map_ce_to_irq;
90*5113495bSYour Name bus_ops->hif_needs_bmi = &hif_pci_needs_bmi;
91*5113495bSYour Name
92*5113495bSYour Name bus_ops->hif_config_irq_affinity =
93*5113495bSYour Name &hif_pci_config_irq_affinity;
94*5113495bSYour Name bus_ops->hif_config_irq_by_ceid = &hif_ce_msi_configure_irq_by_ceid;
95*5113495bSYour Name bus_ops->hif_config_irq_clear_cpu_affinity =
96*5113495bSYour Name &hif_pci_config_irq_clear_cpu_affinity;
97*5113495bSYour Name bus_ops->hif_log_bus_info = &hif_log_pcie_info;
98*5113495bSYour Name #ifdef FEATURE_IRQ_AFFINITY
99*5113495bSYour Name bus_ops->hif_set_grp_intr_affinity = &hif_pci_set_grp_intr_affinity;
100*5113495bSYour Name #endif
101*5113495bSYour Name #ifdef WLAN_FEATURE_AFFINITY_MGR
102*5113495bSYour Name bus_ops->hif_affinity_mgr_set_affinity = &hif_affinity_mgr_affine_irq;
103*5113495bSYour Name #endif
104*5113495bSYour Name return QDF_STATUS_SUCCESS;
105*5113495bSYour Name }
106*5113495bSYour Name
107*5113495bSYour Name /**
108*5113495bSYour Name * hif_update_irq_ops_with_pci() - reinitialize the pci ops
109*5113495bSYour Name * for hybrid bus type device qcn6122 ie.connected to pci slot
110*5113495bSYour Name * but act as ahb bus device from host perspective
111*5113495bSYour Name *
112*5113495bSYour Name * @hif_sc: hif_softc to get bus ops
113*5113495bSYour Name *
114*5113495bSYour Name * Return: QDF_STATUS_SUCCESS
115*5113495bSYour Name */
hif_update_irq_ops_with_pci(struct hif_softc * hif_sc)116*5113495bSYour Name QDF_STATUS hif_update_irq_ops_with_pci(struct hif_softc *hif_sc)
117*5113495bSYour Name {
118*5113495bSYour Name struct hif_bus_ops *bus_ops = &hif_sc->bus_ops;
119*5113495bSYour Name
120*5113495bSYour Name bus_ops->hif_grp_irq_configure = &hif_pci_configure_grp_irq;
121*5113495bSYour Name bus_ops->hif_grp_irq_deconfigure = &hif_pci_deconfigure_grp_irq;
122*5113495bSYour Name bus_ops->hif_nointrs = &hif_pci_nointrs;
123*5113495bSYour Name bus_ops->hif_irq_disable = &hif_pci_irq_disable;
124*5113495bSYour Name bus_ops->hif_irq_enable = &hif_pci_irq_enable;
125*5113495bSYour Name bus_ops->hif_disable_isr = &hif_pci_disable_isr;
126*5113495bSYour Name
127*5113495bSYour Name return QDF_STATUS_SUCCESS;
128*5113495bSYour Name }
129*5113495bSYour Name
130*5113495bSYour Name /**
131*5113495bSYour Name * hif_pci_get_context_size() - return the size of the pci context
132*5113495bSYour Name *
133*5113495bSYour Name * Return the size of the context. (0 for invalid bus)
134*5113495bSYour Name */
hif_pci_get_context_size(void)135*5113495bSYour Name int hif_pci_get_context_size(void)
136*5113495bSYour Name {
137*5113495bSYour Name return sizeof(struct hif_pci_softc);
138*5113495bSYour Name }
139