diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_lrc.h')
-rw-r--r-- | drivers/gpu/drm/xe/xe_lrc.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_lrc.h b/drivers/gpu/drm/xe/xe_lrc.h new file mode 100644 index 0000000000..28b1d3f404 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_lrc.h @@ -0,0 +1,58 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2021 Intel Corporation + */ +#ifndef _XE_LRC_H_ +#define _XE_LRC_H_ + +#include "xe_lrc_types.h" + +struct drm_printer; +struct xe_bb; +struct xe_device; +struct xe_exec_queue; +enum xe_engine_class; +struct xe_hw_engine; +struct xe_vm; + +#define LRC_PPHWSP_SCRATCH_ADDR (0x34 * 4) + +int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe, + struct xe_exec_queue *q, struct xe_vm *vm, u32 ring_size); +void xe_lrc_finish(struct xe_lrc *lrc); + +size_t xe_lrc_size(struct xe_device *xe, enum xe_engine_class class); +u32 xe_lrc_pphwsp_offset(struct xe_lrc *lrc); + +void xe_lrc_set_ring_head(struct xe_lrc *lrc, u32 head); +u32 xe_lrc_ring_head(struct xe_lrc *lrc); +u32 xe_lrc_ring_space(struct xe_lrc *lrc); +void xe_lrc_write_ring(struct xe_lrc *lrc, const void *data, size_t size); + +u32 xe_lrc_ggtt_addr(struct xe_lrc *lrc); +u32 *xe_lrc_regs(struct xe_lrc *lrc); + +u32 xe_lrc_read_ctx_reg(struct xe_lrc *lrc, int reg_nr); +void xe_lrc_write_ctx_reg(struct xe_lrc *lrc, int reg_nr, u32 val); + +u64 xe_lrc_descriptor(struct xe_lrc *lrc); + +u32 xe_lrc_seqno_ggtt_addr(struct xe_lrc *lrc); +struct dma_fence *xe_lrc_create_seqno_fence(struct xe_lrc *lrc); +s32 xe_lrc_seqno(struct xe_lrc *lrc); + +u32 xe_lrc_start_seqno_ggtt_addr(struct xe_lrc *lrc); +s32 xe_lrc_start_seqno(struct xe_lrc *lrc); + +u32 xe_lrc_parallel_ggtt_addr(struct xe_lrc *lrc); +struct iosys_map xe_lrc_parallel_map(struct xe_lrc *lrc); + +size_t xe_lrc_skip_size(struct xe_device *xe); + +void xe_lrc_dump_default(struct drm_printer *p, + struct xe_gt *gt, + enum xe_engine_class); + +void xe_lrc_emit_hwe_state_instructions(struct xe_exec_queue *q, struct xe_bb *bb); + +#endif |