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5ef3166e | 1 | // SPDX-License-Identifier: GPL-2.0+ |
1ba21436 | 2 | // Copyright 2019 IBM Corp. |
5ef3166e | 3 | #include <linux/module.h> |
5ef3166e FB |
4 | #include "ocxl_internal.h" |
5 | ||
6 | /* | |
7 | * Any opencapi device which wants to use this 'generic' driver should | |
8 | * use the 0x062B device ID. Vendors should define the subsystem | |
9 | * vendor/device ID to help differentiate devices. | |
10 | */ | |
11 | static const struct pci_device_id ocxl_pci_tbl[] = { | |
12 | { PCI_DEVICE(PCI_VENDOR_ID_IBM, 0x062B), }, | |
13 | { } | |
14 | }; | |
15 | MODULE_DEVICE_TABLE(pci, ocxl_pci_tbl); | |
16 | ||
5ef3166e FB |
17 | static int ocxl_probe(struct pci_dev *dev, const struct pci_device_id *id) |
18 | { | |
75ca758a AS |
19 | int rc; |
20 | struct ocxl_afu *afu, *tmp; | |
5ef3166e | 21 | struct ocxl_fn *fn; |
75ca758a | 22 | struct list_head *afu_list; |
5ef3166e | 23 | |
75ca758a AS |
24 | fn = ocxl_function_open(dev); |
25 | if (IS_ERR(fn)) | |
5ef3166e | 26 | return PTR_ERR(fn); |
5ef3166e | 27 | |
75ca758a AS |
28 | pci_set_drvdata(dev, fn); |
29 | ||
30 | afu_list = ocxl_function_afu_list(fn); | |
31 | ||
32 | list_for_each_entry_safe(afu, tmp, afu_list, list) { | |
33 | // Cleanup handled within ocxl_file_register_afu() | |
34 | rc = ocxl_file_register_afu(afu); | |
35 | if (rc) { | |
36 | dev_err(&dev->dev, "Failed to register AFU '%s' index %d", | |
37 | afu->config.name, afu->config.idx); | |
5ef3166e FB |
38 | } |
39 | } | |
75ca758a | 40 | |
5ef3166e FB |
41 | return 0; |
42 | } | |
43 | ||
00b0cdbb | 44 | static void ocxl_remove(struct pci_dev *dev) |
5ef3166e | 45 | { |
75ca758a AS |
46 | struct ocxl_fn *fn; |
47 | struct ocxl_afu *afu; | |
48 | struct list_head *afu_list; | |
5ef3166e | 49 | |
75ca758a AS |
50 | fn = pci_get_drvdata(dev); |
51 | afu_list = ocxl_function_afu_list(fn); | |
52 | ||
53 | list_for_each_entry(afu, afu_list, list) { | |
54 | ocxl_file_unregister_afu(afu); | |
5ef3166e | 55 | } |
75ca758a AS |
56 | |
57 | ocxl_function_close(fn); | |
5ef3166e FB |
58 | } |
59 | ||
60 | struct pci_driver ocxl_pci_driver = { | |
61 | .name = "ocxl", | |
62 | .id_table = ocxl_pci_tbl, | |
63 | .probe = ocxl_probe, | |
64 | .remove = ocxl_remove, | |
65 | .shutdown = ocxl_remove, | |
66 | }; |