1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright © 2022 Intel Corporation 4 */ 5 6 #ifndef _XE_GUC_H_ 7 #define _XE_GUC_H_ 8 9 #include "xe_gt.h" 10 #include "xe_guc_types.h" 11 #include "xe_hw_engine_types.h" 12 #include "xe_macros.h" 13 14 /* 15 * GuC version number components are defined to be only 8-bit size, 16 * so converting to a 32bit 8.8.8 integer allows simple (and safe) 17 * numerical comparisons. 18 */ 19 #define MAKE_GUC_VER(maj, min, pat) (((maj) << 16) | ((min) << 8) | (pat)) 20 #define MAKE_GUC_VER_STRUCT(ver) MAKE_GUC_VER((ver).major, (ver).minor, (ver).patch) 21 #define GUC_SUBMIT_VER(guc) MAKE_VER_STRUCT((guc)->fw.versions.found[XE_UC_FW_VER_COMPATIBILITY]) 22 #define GUC_FIRMWARE_VER(guc) MAKE_VER_STRUCT((guc)->fw.versions.found[XE_UC_FW_VER_RELEASE]) 23 24 struct drm_printer; 25 26 void xe_guc_comm_init_early(struct xe_guc *guc); 27 int xe_guc_init(struct xe_guc *guc); 28 int xe_guc_init_post_hwconfig(struct xe_guc *guc); 29 int xe_guc_post_load_init(struct xe_guc *guc); 30 int xe_guc_reset(struct xe_guc *guc); 31 int xe_guc_upload(struct xe_guc *guc); 32 int xe_guc_min_load_for_hwconfig(struct xe_guc *guc); 33 int xe_guc_enable_communication(struct xe_guc *guc); 34 int xe_guc_suspend(struct xe_guc *guc); 35 void xe_guc_notify(struct xe_guc *guc); 36 int xe_guc_auth_huc(struct xe_guc *guc, u32 rsa_addr); 37 int xe_guc_mmio_send(struct xe_guc *guc, const u32 *request, u32 len); 38 int xe_guc_mmio_send_recv(struct xe_guc *guc, const u32 *request, u32 len, 39 u32 *response_buf); 40 int xe_guc_self_cfg32(struct xe_guc *guc, u16 key, u32 val); 41 int xe_guc_self_cfg64(struct xe_guc *guc, u16 key, u64 val); 42 void xe_guc_irq_handler(struct xe_guc *guc, const u16 iir); 43 void xe_guc_sanitize(struct xe_guc *guc); 44 void xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p); 45 int xe_guc_reset_prepare(struct xe_guc *guc); 46 void xe_guc_reset_wait(struct xe_guc *guc); 47 void xe_guc_stop_prepare(struct xe_guc *guc); 48 void xe_guc_stop(struct xe_guc *guc); 49 int xe_guc_start(struct xe_guc *guc); 50 void xe_guc_declare_wedged(struct xe_guc *guc); 51 52 static inline u16 xe_engine_class_to_guc_class(enum xe_engine_class class) 53 { 54 switch (class) { 55 case XE_ENGINE_CLASS_RENDER: 56 return GUC_RENDER_CLASS; 57 case XE_ENGINE_CLASS_VIDEO_DECODE: 58 return GUC_VIDEO_CLASS; 59 case XE_ENGINE_CLASS_VIDEO_ENHANCE: 60 return GUC_VIDEOENHANCE_CLASS; 61 case XE_ENGINE_CLASS_COPY: 62 return GUC_BLITTER_CLASS; 63 case XE_ENGINE_CLASS_COMPUTE: 64 return GUC_COMPUTE_CLASS; 65 case XE_ENGINE_CLASS_OTHER: 66 return GUC_GSC_OTHER_CLASS; 67 default: 68 XE_WARN_ON(class); 69 return -1; 70 } 71 } 72 73 static inline struct xe_gt *guc_to_gt(struct xe_guc *guc) 74 { 75 return container_of(guc, struct xe_gt, uc.guc); 76 } 77 78 static inline struct xe_device *guc_to_xe(struct xe_guc *guc) 79 { 80 return gt_to_xe(guc_to_gt(guc)); 81 } 82 83 #endif 84