xref: /linux/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800)
1 /*
2  * Copyright 2022 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __LINK_HWSS_DIO_H__
27 #define __LINK_HWSS_DIO_H__
28 
29 #include "link_hwss.h"
30 #include "link.h"
31 
32 const struct link_hwss *get_dio_link_hwss(void);
33 bool can_use_dio_link_hwss(const struct dc_link *link,
34 		const struct link_resource *link_res);
35 void set_dio_throttled_vcp_size(struct pipe_ctx *pipe_ctx,
36 		struct fixed31_32 throttled_vcp_size);
37 void setup_dio_stream_encoder(struct pipe_ctx *pipe_ctx);
38 void reset_dio_stream_encoder(struct pipe_ctx *pipe_ctx);
39 void setup_dio_stream_attribute(struct pipe_ctx *pipe_ctx);
40 void enable_dio_dp_link_output(struct dc_link *link,
41 		const struct link_resource *link_res,
42 		enum signal_type signal,
43 		enum clock_source_id clock_source,
44 		const struct dc_link_settings *link_settings);
45 void disable_dio_link_output(struct dc_link *link,
46 		const struct link_resource *link_res,
47 		enum signal_type signal);
48 void set_dio_dp_link_test_pattern(struct dc_link *link,
49 		const struct link_resource *link_res,
50 		struct encoder_set_dp_phy_pattern_param *tp_params);
51 void set_dio_dp_lane_settings(struct dc_link *link,
52 		const struct link_resource *link_res,
53 		const struct dc_link_settings *link_settings,
54 		const struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]);
55 void setup_dio_audio_output(struct pipe_ctx *pipe_ctx,
56 		struct audio_output *audio_output, uint32_t audio_inst);
57 void enable_dio_audio_packet(struct pipe_ctx *pipe_ctx);
58 void disable_dio_audio_packet(struct pipe_ctx *pipe_ctx);
59 void update_dio_stream_allocation_table(struct dc_link *link,
60 		const struct link_resource *link_res,
61 		const struct link_mst_stream_allocation_table *table);
62 
63 #endif /* __LINK_HWSS_DIO_H__ */
64