1/*
2 * Copyright 2012-15 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#include "dm_services.h"
27#include "virtual_stream_encoder.h"
28
29static void virtual_stream_encoder_dp_set_stream_attribute(
30	struct stream_encoder *enc,
31	struct dc_crtc_timing *crtc_timing,
32	enum dc_color_space output_color_space,
33	bool use_vsc_sdp_for_colorimetry,
34	uint32_t enable_sdp_splitting) {}
35
36static void virtual_stream_encoder_hdmi_set_stream_attribute(
37	struct stream_encoder *enc,
38	struct dc_crtc_timing *crtc_timing,
39	int actual_pix_clk_khz,
40	bool enable_audio) {}
41
42static void virtual_stream_encoder_dvi_set_stream_attribute(
43	struct stream_encoder *enc,
44	struct dc_crtc_timing *crtc_timing,
45	bool is_dual_link) {}
46
47static void virtual_stream_encoder_set_throttled_vcp_size(
48	struct stream_encoder *enc,
49	struct fixed31_32 avg_time_slots_per_mtp)
50{}
51
52static void virtual_stream_encoder_update_hdmi_info_packets(
53	struct stream_encoder *enc,
54	const struct encoder_info_frame *info_frame) {}
55
56static void virtual_stream_encoder_stop_hdmi_info_packets(
57	struct stream_encoder *enc) {}
58
59static void virtual_stream_encoder_set_avmute(
60	struct stream_encoder *enc,
61	bool enable) {}
62static void virtual_stream_encoder_update_dp_info_packets(
63	struct stream_encoder *enc,
64	const struct encoder_info_frame *info_frame) {}
65
66static void virtual_stream_encoder_stop_dp_info_packets(
67	struct stream_encoder *enc) {}
68
69static void virtual_stream_encoder_dp_blank(
70	struct dc_link *link,
71	struct stream_encoder *enc) {}
72
73static void virtual_stream_encoder_dp_unblank(
74	struct dc_link *link,
75	struct stream_encoder *enc,
76	const struct encoder_unblank_param *param) {}
77
78static void virtual_audio_mute_control(
79	struct stream_encoder *enc,
80	bool mute) {}
81
82static void virtual_stream_encoder_reset_hdmi_stream_attribute(
83		struct stream_encoder *enc)
84{}
85
86static void virtual_enc_dp_set_odm_combine(
87	struct stream_encoder *enc,
88	bool odm_combine)
89{}
90
91static void virtual_dig_connect_to_otg(
92		struct stream_encoder *enc,
93		int tg_inst)
94{}
95
96static void virtual_setup_stereo_sync(
97			struct stream_encoder *enc,
98			int tg_inst,
99			bool enable)
100{}
101
102static void virtual_stream_encoder_set_dsc_pps_info_packet(
103		struct stream_encoder *enc,
104		bool enable,
105		uint8_t *dsc_packed_pps,
106		bool immediate_update)
107{}
108
109static const struct stream_encoder_funcs virtual_str_enc_funcs = {
110	.dp_set_odm_combine =
111		virtual_enc_dp_set_odm_combine,
112	.dp_set_stream_attribute =
113		virtual_stream_encoder_dp_set_stream_attribute,
114	.hdmi_set_stream_attribute =
115		virtual_stream_encoder_hdmi_set_stream_attribute,
116	.dvi_set_stream_attribute =
117		virtual_stream_encoder_dvi_set_stream_attribute,
118	.set_throttled_vcp_size =
119		virtual_stream_encoder_set_throttled_vcp_size,
120	.update_hdmi_info_packets =
121		virtual_stream_encoder_update_hdmi_info_packets,
122	.stop_hdmi_info_packets =
123		virtual_stream_encoder_stop_hdmi_info_packets,
124	.update_dp_info_packets =
125		virtual_stream_encoder_update_dp_info_packets,
126	.stop_dp_info_packets =
127		virtual_stream_encoder_stop_dp_info_packets,
128	.dp_blank =
129		virtual_stream_encoder_dp_blank,
130	.dp_unblank =
131		virtual_stream_encoder_dp_unblank,
132
133	.audio_mute_control = virtual_audio_mute_control,
134	.set_avmute = virtual_stream_encoder_set_avmute,
135	.hdmi_reset_stream_attribute = virtual_stream_encoder_reset_hdmi_stream_attribute,
136	.dig_connect_to_otg = virtual_dig_connect_to_otg,
137	.setup_stereo_sync = virtual_setup_stereo_sync,
138	.dp_set_dsc_pps_info_packet = virtual_stream_encoder_set_dsc_pps_info_packet,
139};
140
141bool virtual_stream_encoder_construct(
142	struct stream_encoder *enc,
143	struct dc_context *ctx,
144	struct dc_bios *bp)
145{
146	if (!enc)
147		return false;
148	if (!bp)
149		return false;
150
151	enc->funcs = &virtual_str_enc_funcs;
152	enc->ctx = ctx;
153	enc->id = ENGINE_ID_VIRTUAL;
154	enc->bp = bp;
155
156	return true;
157}
158
159struct stream_encoder *virtual_stream_encoder_create(
160	struct dc_context *ctx, struct dc_bios *bp)
161{
162	struct stream_encoder *enc = kzalloc(sizeof(*enc), GFP_KERNEL);
163
164	if (!enc)
165		return NULL;
166
167	if (virtual_stream_encoder_construct(enc, ctx, bp))
168		return enc;
169
170	BREAK_TO_DEBUGGER();
171	kfree(enc);
172	return NULL;
173}
174
175