1 // SPDX-License-Identifier: MIT 2 /* 3 * Copyright © 2021 Intel Corporation 4 */ 5 6 #include <linux/init.h> 7 #include <linux/module.h> 8 9 #include "xe_drv.h" 10 #include "xe_hw_fence.h" 11 #include "xe_module.h" 12 #include "xe_pci.h" 13 #include "xe_sched_job.h" 14 15 bool enable_guc = true; 16 module_param_named_unsafe(enable_guc, enable_guc, bool, 0444); 17 MODULE_PARM_DESC(enable_guc, "Enable GuC submission"); 18 19 u32 xe_force_lmem_bar_size; 20 module_param_named(lmem_bar_size, xe_force_lmem_bar_size, uint, 0600); 21 MODULE_PARM_DESC(lmem_bar_size, "Set the lmem bar size(in MiB)"); 22 23 int xe_guc_log_level = 5; 24 module_param_named(guc_log_level, xe_guc_log_level, int, 0600); 25 MODULE_PARM_DESC(guc_log_level, "GuC firmware logging level (0=disable, 1..5=enable with verbosity min..max)"); 26 27 char *xe_param_force_probe = CONFIG_DRM_XE_FORCE_PROBE; 28 module_param_named_unsafe(force_probe, xe_param_force_probe, charp, 0400); 29 MODULE_PARM_DESC(force_probe, 30 "Force probe options for specified devices. See CONFIG_DRM_XE_FORCE_PROBE for details."); 31 32 struct init_funcs { 33 int (*init)(void); 34 void (*exit)(void); 35 }; 36 #define MAKE_INIT_EXIT_FUNCS(name) \ 37 { .init = xe_##name##_module_init, \ 38 .exit = xe_##name##_module_exit, } 39 static const struct init_funcs init_funcs[] = { 40 MAKE_INIT_EXIT_FUNCS(hw_fence), 41 MAKE_INIT_EXIT_FUNCS(sched_job), 42 }; 43 44 static int __init xe_init(void) 45 { 46 int err, i; 47 48 for (i = 0; i < ARRAY_SIZE(init_funcs); i++) { 49 err = init_funcs[i].init(); 50 if (err) { 51 while (i--) 52 init_funcs[i].exit(); 53 return err; 54 } 55 } 56 57 return xe_register_pci_driver(); 58 } 59 60 static void __exit xe_exit(void) 61 { 62 int i; 63 64 xe_unregister_pci_driver(); 65 66 for (i = ARRAY_SIZE(init_funcs) - 1; i >= 0; i--) 67 init_funcs[i].exit(); 68 } 69 70 module_init(xe_init); 71 module_exit(xe_exit); 72 73 MODULE_AUTHOR("Intel Corporation"); 74 75 MODULE_DESCRIPTION(DRIVER_DESC); 76 MODULE_LICENSE("GPL and additional rights"); 77