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_module.h" 14 #include "xe_pci.h" 15 #include "xe_sched_job.h" 16 17 bool enable_guc = true; 18 module_param_named_unsafe(enable_guc, enable_guc, bool, 0444); 19 MODULE_PARM_DESC(enable_guc, "Enable GuC submission"); 20 21 u32 xe_force_vram_bar_size; 22 module_param_named(vram_bar_size, xe_force_vram_bar_size, uint, 0600); 23 MODULE_PARM_DESC(vram_bar_size, "Set the vram bar size(in MiB)"); 24 25 int xe_guc_log_level = 5; 26 module_param_named(guc_log_level, xe_guc_log_level, int, 0600); 27 MODULE_PARM_DESC(guc_log_level, "GuC firmware logging level (0=disable, 1..5=enable with verbosity min..max)"); 28 29 char *xe_param_force_probe = CONFIG_DRM_XE_FORCE_PROBE; 30 module_param_named_unsafe(force_probe, xe_param_force_probe, charp, 0400); 31 MODULE_PARM_DESC(force_probe, 32 "Force probe options for specified devices. See CONFIG_DRM_XE_FORCE_PROBE for details."); 33 34 struct init_funcs { 35 int (*init)(void); 36 void (*exit)(void); 37 }; 38 39 static const struct init_funcs init_funcs[] = { 40 { 41 .init = xe_hw_fence_module_init, 42 .exit = xe_hw_fence_module_exit, 43 }, 44 { 45 .init = xe_sched_job_module_init, 46 .exit = xe_sched_job_module_exit, 47 }, 48 { 49 .init = xe_register_pci_driver, 50 .exit = xe_unregister_pci_driver, 51 }, 52 }; 53 54 static int __init xe_init(void) 55 { 56 int err, i; 57 58 for (i = 0; i < ARRAY_SIZE(init_funcs); i++) { 59 err = init_funcs[i].init(); 60 if (err) { 61 while (i--) 62 init_funcs[i].exit(); 63 return err; 64 } 65 } 66 67 return 0; 68 } 69 70 static void __exit xe_exit(void) 71 { 72 int i; 73 74 for (i = ARRAY_SIZE(init_funcs) - 1; i >= 0; i--) 75 init_funcs[i].exit(); 76 } 77 78 module_init(xe_init); 79 module_exit(xe_exit); 80 81 MODULE_AUTHOR("Intel Corporation"); 82 83 MODULE_DESCRIPTION(DRIVER_DESC); 84 MODULE_LICENSE("GPL and additional rights"); 85