diff options
Diffstat (limited to 'drivers/gpu/drm/xe/abi/guc_scheduler_abi.h')
| -rw-r--r-- | drivers/gpu/drm/xe/abi/guc_scheduler_abi.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/abi/guc_scheduler_abi.h b/drivers/gpu/drm/xe/abi/guc_scheduler_abi.h new file mode 100644 index 000000000000..19ec89bf39c5 --- /dev/null +++ b/drivers/gpu/drm/xe/abi/guc_scheduler_abi.h @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2025 Intel Corporation + */ + +#ifndef _ABI_GUC_SCHEDULER_ABI_H +#define _ABI_GUC_SCHEDULER_ABI_H + +#include <linux/types.h> + +/* + * Generic defines required for registration with and submissions to the GuC + * scheduler. Includes engine class/instance defines and context attributes + * (id, priority, etc) + */ + +/* Engine classes/instances */ +#define GUC_RENDER_CLASS 0 +#define GUC_VIDEO_CLASS 1 +#define GUC_VIDEOENHANCE_CLASS 2 +#define GUC_BLITTER_CLASS 3 +#define GUC_COMPUTE_CLASS 4 +#define GUC_GSC_OTHER_CLASS 5 +#define GUC_LAST_ENGINE_CLASS GUC_GSC_OTHER_CLASS +#define GUC_MAX_ENGINE_CLASSES 16 +#define GUC_MAX_INSTANCES_PER_CLASS 32 + +/* context priority values */ +#define GUC_CLIENT_PRIORITY_KMD_HIGH 0 +#define GUC_CLIENT_PRIORITY_HIGH 1 +#define GUC_CLIENT_PRIORITY_KMD_NORMAL 2 +#define GUC_CLIENT_PRIORITY_NORMAL 3 +#define GUC_CLIENT_PRIORITY_NUM 4 + +/* Context registration */ +#define GUC_ID_MAX 65535 +#define GUC_ID_UNKNOWN 0xffffffff + +#define CONTEXT_REGISTRATION_FLAG_KMD BIT(0) +#define CONTEXT_REGISTRATION_FLAG_TYPE GENMASK(2, 1) +#define GUC_CONTEXT_NORMAL 0 +#define GUC_CONTEXT_COMPRESSION_SAVE 1 +#define GUC_CONTEXT_COMPRESSION_RESTORE 2 +#define GUC_CONTEXT_COUNT (GUC_CONTEXT_COMPRESSION_RESTORE + 1) + +/* context enable/disable */ +#define GUC_CONTEXT_DISABLE 0 +#define GUC_CONTEXT_ENABLE 1 + +/* scheduler groups */ +#define GUC_MAX_SCHED_GROUPS 8 + +struct guc_sched_group { + u32 engines[GUC_MAX_ENGINE_CLASSES]; +} __packed; + +#endif |