irqdomain.c (b7f8f259896f669f131713b0c74ba4d008daa71d) irqdomain.c (753ed9c95c37d058e50e7d42bbe296ee0bf6670d)
1// SPDX-License-Identifier: GPL-2.0
2
3/*
4 * Irqdomain for Linux to run as the root partition on Microsoft Hypervisor.
5 *
6 * Authors:
7 * Sunil Muthuswamy <sunilmut@microsoft.com>
8 * Wei Liu <wei.liu@kernel.org>

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58 var_size = nr_bank + 1;
59
60 status = hv_do_rep_hypercall(HVCALL_MAP_DEVICE_INTERRUPT, 0, var_size,
61 input, output);
62 *entry = output->interrupt_entry;
63
64 local_irq_restore(flags);
65
1// SPDX-License-Identifier: GPL-2.0
2
3/*
4 * Irqdomain for Linux to run as the root partition on Microsoft Hypervisor.
5 *
6 * Authors:
7 * Sunil Muthuswamy <sunilmut@microsoft.com>
8 * Wei Liu <wei.liu@kernel.org>

--- 49 unchanged lines hidden (view full) ---

58 var_size = nr_bank + 1;
59
60 status = hv_do_rep_hypercall(HVCALL_MAP_DEVICE_INTERRUPT, 0, var_size,
61 input, output);
62 *entry = output->interrupt_entry;
63
64 local_irq_restore(flags);
65
66 if ((status & HV_HYPERCALL_RESULT_MASK) != HV_STATUS_SUCCESS)
66 if (!hv_result_success(status))
67 pr_err("%s: hypercall failed, status %lld\n", __func__, status);
68
67 pr_err("%s: hypercall failed, status %lld\n", __func__, status);
68
69 return status & HV_HYPERCALL_RESULT_MASK;
69 return hv_result(status);
70}
71
72static int hv_unmap_interrupt(u64 id, struct hv_interrupt_entry *old_entry)
73{
74 unsigned long flags;
75 struct hv_input_unmap_device_interrupt *input;
76 struct hv_interrupt_entry *intr_entry;
77 u64 status;

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83 intr_entry = &input->interrupt_entry;
84 input->partition_id = hv_current_partition_id;
85 input->device_id = id;
86 *intr_entry = *old_entry;
87
88 status = hv_do_hypercall(HVCALL_UNMAP_DEVICE_INTERRUPT, input, NULL);
89 local_irq_restore(flags);
90
70}
71
72static int hv_unmap_interrupt(u64 id, struct hv_interrupt_entry *old_entry)
73{
74 unsigned long flags;
75 struct hv_input_unmap_device_interrupt *input;
76 struct hv_interrupt_entry *intr_entry;
77 u64 status;

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83 intr_entry = &input->interrupt_entry;
84 input->partition_id = hv_current_partition_id;
85 input->device_id = id;
86 *intr_entry = *old_entry;
87
88 status = hv_do_hypercall(HVCALL_UNMAP_DEVICE_INTERRUPT, input, NULL);
89 local_irq_restore(flags);
90
91 return status & HV_HYPERCALL_RESULT_MASK;
91 return hv_result(status);
92}
93
94#ifdef CONFIG_PCI_MSI
95struct rid_data {
96 struct pci_dev *bridge;
97 u32 rid;
98};
99

--- 286 unchanged lines hidden --- 		92}
93
94#ifdef CONFIG_PCI_MSI
95struct rid_data {
96 struct pci_dev *bridge;
97 u32 rid;
98};
99

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