]> Git Repo - linux.git/blob - drivers/gpu/drm/xe/xe_module.c
Revert "drm/amdgpu: add param to specify fw bo location for front-door loading"
[linux.git] / drivers / gpu / drm / xe / xe_module.c
1 // SPDX-License-Identifier: MIT
2 /*
3  * Copyright © 2021 Intel Corporation
4  */
5
6 #include "xe_module.h"
7
8 #include <linux/init.h>
9 #include <linux/module.h>
10
11 #include "xe_drv.h"
12 #include "xe_hw_fence.h"
13 #include "xe_pci.h"
14 #include "xe_sched_job.h"
15
16 struct xe_modparam xe_modparam = {
17         .enable_display = true,
18         .guc_log_level = 5,
19         .force_probe = CONFIG_DRM_XE_FORCE_PROBE,
20         /* the rest are 0 by default */
21 };
22
23 module_param_named_unsafe(force_execlist, xe_modparam.force_execlist, bool, 0444);
24 MODULE_PARM_DESC(force_execlist, "Force Execlist submission");
25
26 module_param_named(enable_display, xe_modparam.enable_display, bool, 0444);
27 MODULE_PARM_DESC(enable_display, "Enable display");
28
29 module_param_named(vram_bar_size, xe_modparam.force_vram_bar_size, uint, 0600);
30 MODULE_PARM_DESC(vram_bar_size, "Set the vram bar size(in MiB)");
31
32 module_param_named(guc_log_level, xe_modparam.guc_log_level, int, 0600);
33 MODULE_PARM_DESC(guc_log_level, "GuC firmware logging level (0=disable, 1..5=enable with verbosity min..max)");
34
35 module_param_named_unsafe(guc_firmware_path, xe_modparam.guc_firmware_path, charp, 0400);
36 MODULE_PARM_DESC(guc_firmware_path,
37                  "GuC firmware path to use instead of the default one");
38
39 module_param_named_unsafe(huc_firmware_path, xe_modparam.huc_firmware_path, charp, 0400);
40 MODULE_PARM_DESC(huc_firmware_path,
41                  "HuC firmware path to use instead of the default one - empty string disables");
42
43 module_param_named_unsafe(gsc_firmware_path, xe_modparam.gsc_firmware_path, charp, 0400);
44 MODULE_PARM_DESC(gsc_firmware_path,
45                  "GSC firmware path to use instead of the default one - empty string disables");
46
47 module_param_named_unsafe(force_probe, xe_modparam.force_probe, charp, 0400);
48 MODULE_PARM_DESC(force_probe,
49                  "Force probe options for specified devices. See CONFIG_DRM_XE_FORCE_PROBE for details.");
50
51 struct init_funcs {
52         int (*init)(void);
53         void (*exit)(void);
54 };
55
56 static const struct init_funcs init_funcs[] = {
57         {
58                 .init = xe_hw_fence_module_init,
59                 .exit = xe_hw_fence_module_exit,
60         },
61         {
62                 .init = xe_sched_job_module_init,
63                 .exit = xe_sched_job_module_exit,
64         },
65         {
66                 .init = xe_register_pci_driver,
67                 .exit = xe_unregister_pci_driver,
68         },
69 };
70
71 static int __init xe_init(void)
72 {
73         int err, i;
74
75         for (i = 0; i < ARRAY_SIZE(init_funcs); i++) {
76                 err = init_funcs[i].init();
77                 if (err) {
78                         while (i--)
79                                 init_funcs[i].exit();
80                         return err;
81                 }
82         }
83
84         return 0;
85 }
86
87 static void __exit xe_exit(void)
88 {
89         int i;
90
91         for (i = ARRAY_SIZE(init_funcs) - 1; i >= 0; i--)
92                 init_funcs[i].exit();
93 }
94
95 module_init(xe_init);
96 module_exit(xe_exit);
97
98 MODULE_AUTHOR("Intel Corporation");
99
100 MODULE_DESCRIPTION(DRIVER_DESC);
101 MODULE_LICENSE("GPL and additional rights");
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