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Searched refs:epc (Results 1 – 25 of 57) sorted by relevance

123

/linux/drivers/pci/endpoint/
H A Dpci-epc-core.c23 struct pci_epc *epc = *(struct pci_epc **)res; in devm_pci_epc_release() local
25 pci_epc_destroy(epc); in devm_pci_epc_release()
34 void pci_epc_put(struct pci_epc *epc) in pci_epc_put() argument
36 if (IS_ERR_OR_NULL(epc)) in pci_epc_put()
39 module_put(epc->ops->owner); in pci_epc_put()
40 put_device(&epc->dev); in pci_epc_put()
54 struct pci_epc *epc; in pci_epc_get() local
61 epc = to_pci_epc(dev); in pci_epc_get()
62 if (try_module_get(epc->ops->owner)) in pci_epc_get()
63 return epc; in pci_epc_get()
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H A Dpci-epc-mem.c47 int pci_epc_multi_mem_init(struct pci_epc *epc, in pci_epc_multi_mem_init() argument
60 epc->num_windows = 0; in pci_epc_multi_mem_init()
65 epc->windows = kzalloc_objs(*epc->windows, num_windows); in pci_epc_multi_mem_init()
66 if (!epc->windows) in pci_epc_multi_mem_init()
98 epc->windows[i] = mem; in pci_epc_multi_mem_init()
101 epc->mem = epc->windows[0]; in pci_epc_multi_mem_init()
102 epc->num_windows = num_windows; in pci_epc_multi_mem_init()
108 mem = epc->windows[i]; in pci_epc_multi_mem_init()
112 kfree(epc->windows); in pci_epc_multi_mem_init()
128 int pci_epc_mem_init(struct pci_epc *epc, phys_addr_t base, in pci_epc_mem_init() argument
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H A Dpci-ep-msi.c23 struct pci_epc *epc; in pci_epf_write_msi_msg() local
26 epc = pci_epc_get(dev_name(msi_desc_to_dev(desc))); in pci_epf_write_msi_msg()
27 if (IS_ERR(epc)) in pci_epf_write_msi_msg()
30 epf = list_first_entry_or_null(&epc->pci_epf, struct pci_epf, list); in pci_epf_write_msi_msg()
35 pci_epc_put(epc); in pci_epf_write_msi_msg()
40 struct pci_epc *epc = epf->epc; in pci_epf_alloc_doorbell() local
48 if (list_first_entry_or_null(&epc->pci_epf, struct pci_epf, list) != epf) { in pci_epf_alloc_doorbell()
53 domain = of_msi_map_get_device_domain(epc->dev.parent, 0, in pci_epf_alloc_doorbell()
68 dev_set_msi_domain(epc->dev.parent, domain); in pci_epf_alloc_doorbell()
77 ret = platform_device_msi_init_and_alloc_irqs(epc->dev.parent, num_db, in pci_epf_alloc_doorbell()
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H A Dpci-ep-cfs.c32 struct pci_epc *epc; member
52 struct pci_epc *epc = epc_group->epc; in pci_secondary_epc_epf_link() local
55 ret = pci_epc_add_epf(epc, epf, SECONDARY_INTERFACE); in pci_secondary_epc_epf_link()
61 pci_epc_remove_epf(epc, epf, SECONDARY_INTERFACE); in pci_secondary_epc_epf_link()
66 pci_epc_notify_pending_init(epc, epf); in pci_secondary_epc_epf_link()
76 struct pci_epc *epc; in pci_secondary_epc_epf_unlink() local
81 epc = epc_group->epc; in pci_secondary_epc_epf_unlink()
84 pci_epc_remove_epf(epc, epf, SECONDARY_INTERFACE); in pci_secondary_epc_epf_unlink()
116 struct pci_epc *epc = epc_group->epc; in pci_primary_epc_epf_link() local
119 ret = pci_epc_add_epf(epc, epf, PRIMARY_INTERFACE); in pci_primary_epc_epf_link()
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H A Dpci-epf-core.c64 struct pci_epc *epc; in pci_epf_bind() local
85 epc = epf->epc; in pci_epf_bind()
87 if (!IS_ERR_OR_NULL(epc)) { in pci_epf_bind()
88 if (!epc->max_vfs) { in pci_epf_bind()
94 if (vfunc_no > epc->max_vfs[func_no]) { in pci_epf_bind()
102 epc = epf->sec_epc; in pci_epf_bind()
104 if (!IS_ERR_OR_NULL(epc)) { in pci_epf_bind()
105 if (!epc->max_vfs) { in pci_epf_bind()
111 if (vfunc_no > epc->max_vfs[func_no]) { in pci_epf_bind()
121 epf_vf->epc = epf->epc; in pci_epf_bind()
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H A DMakefile7 obj-$(CONFIG_PCI_ENDPOINT) += pci-epc-core.o pci-epf-core.o\
8 pci-epc-mem.o functions/
/linux/arch/mips/kernel/
H A Dbranch.c32 long epc = regs->cp0_epc; in __isa_exception_epc() local
35 if (__get_user(inst, (u16 __user *) msk_isa16_mode(epc))) { in __isa_exception_epc()
38 return epc; in __isa_exception_epc()
45 epc += 4; in __isa_exception_epc()
47 epc += 2; in __isa_exception_epc()
49 epc += 2; in __isa_exception_epc()
51 epc += 4; in __isa_exception_epc()
53 return epc; in __isa_exception_epc()
326 long epc; in __MIPS16e_compute_return_epc() local
328 epc = regs->cp0_epc; in __MIPS16e_compute_return_epc()
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H A Dmips-r2-to-r6-emul.c250 unsigned long cepc, epc, nepc; in jr_func() local
260 epc = regs->cp0_epc; in jr_func()
287 err = mips_dsemul(regs, nir, epc, cepc); in jr_func()
911 unsigned long cpc, epc, nepc, r31, res, rs, rt; in mipsr2_decoder() local
918 epc = regs->cp0_epc; in mipsr2_decoder()
925 inst, epc, pass); in mipsr2_decoder()
994 regs->cp0_epc = epc; in mipsr2_decoder()
1001 nepc = epc + 4; in mipsr2_decoder()
1037 err = mips_dsemul(regs, nir, epc, cpc); in mipsr2_decoder()
1051 regs->cp0_epc = epc; in mipsr2_decoder()
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/linux/drivers/pci/controller/cadence/
H A Dpcie-cadence-ep.c38 static int cdns_pcie_ep_write_header(struct pci_epc *epc, u8 fn, u8 vfn, in cdns_pcie_ep_write_header() argument
41 struct cdns_pcie_ep *ep = epc_get_drvdata(epc); in cdns_pcie_ep_write_header()
48 dev_err(&epc->dev, "Only Virtual Function #1 has deviceID\n"); in cdns_pcie_ep_write_header()
81 static int cdns_pcie_ep_set_bar(struct pci_epc *epc, u8 fn, u8 vfn, in cdns_pcie_ep_set_bar() argument
84 struct cdns_pcie_ep *ep = epc_get_drvdata(epc); in cdns_pcie_ep_set_bar()
152 static void cdns_pcie_ep_clear_bar(struct pci_epc *epc, u8 fn, u8 vfn, in cdns_pcie_ep_clear_bar() argument
155 struct cdns_pcie_ep *ep = epc_get_drvdata(epc); in cdns_pcie_ep_clear_bar()
185 static int cdns_pcie_ep_map_addr(struct pci_epc *epc, u8 fn, u8 vfn, in cdns_pcie_ep_map_addr() argument
188 struct cdns_pcie_ep *ep = epc_get_drvdata(epc); in cdns_pcie_ep_map_addr()
194 dev_err(&epc->dev, "no free outbound region\n"); in cdns_pcie_ep_map_addr()
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/linux/drivers/pci/controller/
H A Dpcie-rockchip-ep.c50 struct pci_epc *epc; member
114 static int rockchip_pcie_ep_write_header(struct pci_epc *epc, u8 fn, u8 vfn, in rockchip_pcie_ep_write_header() argument
118 struct rockchip_pcie_ep *ep = epc_get_drvdata(epc); in rockchip_pcie_ep_write_header()
151 static int rockchip_pcie_ep_set_bar(struct pci_epc *epc, u8 fn, u8 vfn, in rockchip_pcie_ep_set_bar() argument
154 struct rockchip_pcie_ep *ep = epc_get_drvdata(epc); in rockchip_pcie_ep_set_bar()
219 static void rockchip_pcie_ep_clear_bar(struct pci_epc *epc, u8 fn, u8 vfn, in rockchip_pcie_ep_clear_bar() argument
222 struct rockchip_pcie_ep *ep = epc_get_drvdata(epc); in rockchip_pcie_ep_clear_bar()
253 static u64 rockchip_pcie_ep_align_addr(struct pci_epc *epc, u64 pci_addr, in rockchip_pcie_ep_align_addr() argument
256 struct rockchip_pcie_ep *ep = epc_get_drvdata(epc); in rockchip_pcie_ep_align_addr()
275 static int rockchip_pcie_ep_map_addr(struct pci_epc *epc, u8 fn, u8 vfn, in rockchip_pcie_ep_map_addr() argument
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H A Dpcie-rcar-ep.c159 static int rcar_pcie_ep_write_header(struct pci_epc *epc, u8 fn, u8 vfn, in rcar_pcie_ep_write_header() argument
162 struct rcar_pcie_endpoint *ep = epc_get_drvdata(epc); in rcar_pcie_ep_write_header()
195 static int rcar_pcie_ep_set_bar(struct pci_epc *epc, u8 func_no, u8 vfunc_no, in rcar_pcie_ep_set_bar() argument
199 struct rcar_pcie_endpoint *ep = epc_get_drvdata(epc); in rcar_pcie_ep_set_bar()
246 static void rcar_pcie_ep_clear_bar(struct pci_epc *epc, u8 fn, u8 vfn, in rcar_pcie_ep_clear_bar() argument
249 struct rcar_pcie_endpoint *ep = epc_get_drvdata(epc); in rcar_pcie_ep_clear_bar()
259 static int rcar_pcie_ep_set_msi(struct pci_epc *epc, u8 fn, u8 vfn, u8 nr_irqs) in rcar_pcie_ep_set_msi() argument
261 struct rcar_pcie_endpoint *ep = epc_get_drvdata(epc); in rcar_pcie_ep_set_msi()
273 static int rcar_pcie_ep_get_msi(struct pci_epc *epc, u8 fn, u8 vfn) in rcar_pcie_ep_get_msi() argument
275 struct rcar_pcie_endpoint *ep = epc_get_drvdata(epc); in rcar_pcie_ep_get_msi()
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/linux/arch/riscv/kernel/
H A Dtraps_misaligned.c146 static inline int get_insn(struct pt_regs *regs, ulong epc, ulong *r_insn) in get_insn() argument
150 if (epc & 0x2) { in get_insn()
153 if (__read_insn(regs, insn, epc, u16)) in get_insn()
164 epc += sizeof(u16); in get_insn()
165 if (__read_insn(regs, tmp, epc, u16)) in get_insn()
171 if (__read_insn(regs, insn, epc, u32)) in get_insn()
196 unsigned long epc = regs->epc; in handle_vector_misaligned_load() local
199 if (get_insn(regs, epc, &insn)) in handle_vector_misaligned_load()
205 regs->epc = epc + INSN_LEN(insn); in handle_vector_misaligned_load()
210 regs->epc = epc; in handle_vector_misaligned_load()
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H A Dcfi.c38 if (get_kernel_nofault(insn, (void *)regs->epc - 4)) in decode_cfi_insn()
45 if (get_kernel_nofault(insn, (void *)regs->epc) || in decode_cfi_insn()
46 get_kernel_nofault(insn, (void *)regs->epc + GET_INSN_LENGTH(insn))) in decode_cfi_insn()
70 if (!is_cfi_trap(regs->epc)) in handle_cfi_failure()
74 return report_cfi_failure_noaddr(regs, regs->epc); in handle_cfi_failure()
76 return report_cfi_failure(regs, regs->epc, &target, type); in handle_cfi_failure()
H A Dtraps.c156 do_trap_error(regs, signo, code, regs->epc, "Oops - " str); \
161 do_trap_error(regs, signo, code, regs->epc, "Oops - " str); \
183 do_trap_error(regs, SIGILL, ILL_ILLOPC, regs->epc, in do_trap_insn_illegal()
191 do_trap_error(regs, SIGILL, ILL_ILLOPC, regs->epc, in do_trap_insn_illegal()
231 do_trap_error(regs, SIGBUS, BUS_ADRALN, regs->epc, in do_trap_misaligned()
294 force_sig_fault(SIGTRAP, TRAP_BRKPT, (void __user *)regs->epc); in handle_break()
300 else if (report_bug(regs->epc, regs) == BUG_TRAP_TYPE_WARN || in handle_break()
302 regs->epc += get_break_insn_length(regs->epc); in handle_break()
332 regs->epc += 4; in do_trap_ecall_u()
363 do_trap_error(regs, SIGILL, ILL_ILLTRP, regs->epc, in do_trap_ecall_u()
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H A Dsignal.c347 frame, (void *)regs->epc, (void *)regs->sp); in SYSCALL_DEFINE0()
468 regs->epc = (unsigned long)ksig->ka.sa.sa_handler; in setup_rt_frame()
477 (void *)regs->epc, (void *)regs->ra, frame); in setup_rt_frame()
508 continue_addr = regs->epc; in arch_do_signal_or_restart()
525 regs->epc = restart_addr; in arch_do_signal_or_restart()
540 if (regs->epc == restart_addr && in arch_do_signal_or_restart()
546 regs->epc = continue_addr; in arch_do_signal_or_restart()
558 if (syscall && regs->epc == restart_addr && retval == -ERESTART_RESTARTBLOCK) in arch_do_signal_or_restart()
H A Dkgdb.c39 unsigned long pc = regs->epc; in get_step_address()
201 {DBG_REG_EPC, GDB_SIZEOF_REG, offsetof(struct pt_regs, epc)},
254 regs->epc = pc; in kgdb_arch_set_pc()
282 regs->epc = addr; in kgdb_arch_update_addr()
332 type = kgdb_riscv_kgdbbreak(regs->epc); in kgdb_riscv_notify()
343 regs->epc += 4; in kgdb_riscv_notify()
/linux/drivers/pci/controller/dwc/
H A Dpcie-designware-ep.c65 funcs = pci->ep.epc->max_functions; in dw_pcie_ep_reset_bar()
85 static int dw_pcie_ep_write_header(struct pci_epc *epc, u8 func_no, u8 vfunc_no, in dw_pcie_ep_write_header() argument
88 struct dw_pcie_ep *ep = epc_get_drvdata(epc); in dw_pcie_ep_write_header()
353 static void dw_pcie_ep_clear_bar(struct pci_epc *epc, u8 func_no, u8 vfunc_no, in dw_pcie_ep_clear_bar() argument
356 struct dw_pcie_ep *ep = epc_get_drvdata(epc); in dw_pcie_ep_clear_bar()
490 static int dw_pcie_ep_set_bar(struct pci_epc *epc, u8 func_no, u8 vfunc_no, in dw_pcie_ep_set_bar() argument
493 struct dw_pcie_ep *ep = epc_get_drvdata(epc); in dw_pcie_ep_set_bar()
621 static u64 dw_pcie_ep_align_addr(struct pci_epc *epc, u64 pci_addr, in dw_pcie_ep_align_addr() argument
624 struct dw_pcie_ep *ep = epc_get_drvdata(epc); in dw_pcie_ep_align_addr()
629 *pci_size = ALIGN(ofst + *pci_size, epc->mem->window.page_size); in dw_pcie_ep_align_addr()
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/linux/drivers/pci/endpoint/functions/
H A Dpci-epf-test.c255 filter.dev = epf->epc->dev.parent; in pci_epf_test_init_dma_chan()
356 struct pci_epc *epc = epf->epc; in pci_epf_test_copy() local
385 ret = pci_epc_mem_map(epc, epf->func_no, epf->vfunc_no, in pci_epf_test_copy()
393 ret = pci_epc_mem_map(epf->epc, epf->func_no, epf->vfunc_no, in pci_epf_test_copy()
398 pci_epc_mem_unmap(epc, epf->func_no, epf->vfunc_no, in pci_epf_test_copy()
425 pci_epc_mem_unmap(epc, epf->func_no, epf->vfunc_no, &dst_map); in pci_epf_test_copy()
426 pci_epc_mem_unmap(epc, epf->func_no, epf->vfunc_no, &src_map); in pci_epf_test_copy()
435 pci_epc_mem_unmap(epc, epf->func_no, epf->vfunc_no, &dst_map); in pci_epf_test_copy()
436 pci_epc_mem_unmap(epc, epf->func_no, epf->vfunc_no, &src_map); in pci_epf_test_copy()
460 struct pci_epc *epc = epf->epc; in pci_epf_test_read() local
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H A Dpci-epf-mhi.c172 struct pci_epc *epc = epf->epc; in __pci_epf_mhi_alloc_map() local
175 *vaddr = pci_epc_mem_alloc_addr(epc, paddr, size + offset); in __pci_epf_mhi_alloc_map()
179 ret = pci_epc_map_addr(epc, epf->func_no, epf->vfunc_no, *paddr, in __pci_epf_mhi_alloc_map()
182 pci_epc_mem_free_addr(epc, *paddr, *vaddr, size + offset); in __pci_epf_mhi_alloc_map()
210 struct pci_epc *epc = epf->epc; in __pci_epf_mhi_unmap_free() local
212 pci_epc_unmap_addr(epc, epf->func_no, epf->vfunc_no, paddr - offset); in __pci_epf_mhi_unmap_free()
213 pci_epc_mem_free_addr(epc, paddr - offset, vaddr - offset, in __pci_epf_mhi_unmap_free()
232 struct pci_epc *epc = epf->epc; in pci_epf_mhi_raise_irq() local
238 pci_epc_raise_irq(epc, epf->func_no, epf->vfunc_no, PCI_IRQ_MSI, in pci_epf_mhi_raise_irq()
313 struct device *dma_dev = epf_mhi->epf->epc->dev.parent; in pci_epf_mhi_edma_read()
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/linux/arch/mips/kvm/
H A Demulate.c46 long epc = instpc; in kvm_compute_return_epc() local
50 if (epc & 3) { in kvm_compute_return_epc()
56 err = kvm_get_badinstrp((u32 *)epc, vcpu, &insn.word); in kvm_compute_return_epc()
65 arch->gprs[insn.r_format.rd] = epc + 8; in kvm_compute_return_epc()
85 epc = epc + 4 + (insn.i_format.simmediate << 2); in kvm_compute_return_epc()
87 epc += 8; in kvm_compute_return_epc()
88 nextpc = epc; in kvm_compute_return_epc()
94 epc = epc + 4 + (insn.i_format.simmediate << 2); in kvm_compute_return_epc()
96 epc += 8; in kvm_compute_return_epc()
97 nextpc = epc; in kvm_compute_return_epc()
[all …]
/linux/arch/riscv/include/asm/
H A Dftrace.h128 unsigned long epc; member
161 return arch_ftrace_regs(fregs)->epc; in ftrace_regs_get_instruction_pointer()
167 arch_ftrace_regs(fregs)->epc = pc; in ftrace_regs_set_instruction_pointer()
206 arch_ftrace_regs(fregs)->epc = arch_ftrace_regs(fregs)->ra; in ftrace_override_function_with_return()
215 regs->epc = afregs->epc; in ftrace_partial_regs()
H A Dptrace.h16 unsigned long epc; member
74 return regs->epc; in instruction_pointer()
79 regs->epc = val; in instruction_pointer_set()
/linux/arch/riscv/mm/
H A Dextable.c26 regs->epc = get_ex_fixup(ex); in ex_handler_fixup()
57 regs->epc = get_ex_fixup(ex); in ex_handler_uaccess_err_zero()
78 regs->epc = get_ex_fixup(ex); in ex_handler_load_unaligned_zeropad()
86 ex = search_exception_tables(regs->epc); in fixup_exception()
/linux/arch/csky/kernel/
H A Datomic.S21 mfcr a3, epc
53 mtcr a3, epc
/linux/tools/testing/selftests/kvm/riscv/
H A Debreak_test.c32 WRITE_ONCE(sw_bp_addr, regs->epc); in guest_breakpoint_handler()
33 regs->epc += 4; in guest_breakpoint_handler()

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