xref: /linux/drivers/gpu/drm/xe/xe_guc_pc.h (revision 42bb9b630c4c6c0964cddca98d9d30aa992826de)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2022 Intel Corporation
4  */
5 
6 #ifndef _XE_GUC_PC_H_
7 #define _XE_GUC_PC_H_
8 
9 #include <linux/types.h>
10 
11 struct xe_guc_pc;
12 enum slpc_gucrc_mode;
13 struct drm_printer;
14 
15 int xe_guc_pc_init(struct xe_guc_pc *pc);
16 int xe_guc_pc_start(struct xe_guc_pc *pc);
17 int xe_guc_pc_stop(struct xe_guc_pc *pc);
18 int xe_guc_pc_gucrc_disable(struct xe_guc_pc *pc);
19 int xe_guc_pc_override_gucrc_mode(struct xe_guc_pc *pc, enum slpc_gucrc_mode mode);
20 int xe_guc_pc_unset_gucrc_mode(struct xe_guc_pc *pc);
21 void xe_guc_pc_print(struct xe_guc_pc *pc, struct drm_printer *p);
22 
23 u32 xe_guc_pc_get_act_freq(struct xe_guc_pc *pc);
24 int xe_guc_pc_get_cur_freq(struct xe_guc_pc *pc, u32 *freq);
25 u32 xe_guc_pc_get_cur_freq_fw(struct xe_guc_pc *pc);
26 u32 xe_guc_pc_get_rp0_freq(struct xe_guc_pc *pc);
27 u32 xe_guc_pc_get_rpa_freq(struct xe_guc_pc *pc);
28 u32 xe_guc_pc_get_rpe_freq(struct xe_guc_pc *pc);
29 u32 xe_guc_pc_get_rpn_freq(struct xe_guc_pc *pc);
30 int xe_guc_pc_get_min_freq(struct xe_guc_pc *pc, u32 *freq);
31 int xe_guc_pc_set_min_freq(struct xe_guc_pc *pc, u32 freq);
32 int xe_guc_pc_get_max_freq(struct xe_guc_pc *pc, u32 *freq);
33 int xe_guc_pc_set_max_freq(struct xe_guc_pc *pc, u32 freq);
34 
35 enum xe_gt_idle_state xe_guc_pc_c_status(struct xe_guc_pc *pc);
36 u64 xe_guc_pc_rc6_residency(struct xe_guc_pc *pc);
37 u64 xe_guc_pc_mc6_residency(struct xe_guc_pc *pc);
38 void xe_guc_pc_init_early(struct xe_guc_pc *pc);
39 int xe_guc_pc_restore_stashed_freq(struct xe_guc_pc *pc);
40 void xe_guc_pc_raise_unslice(struct xe_guc_pc *pc);
41 void xe_guc_pc_apply_flush_freq_limit(struct xe_guc_pc *pc);
42 void xe_guc_pc_remove_flush_freq_limit(struct xe_guc_pc *pc);
43 
44 #endif /* _XE_GUC_PC_H_ */
45