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
virtual_stream_encoder_dp_set_stream_attribute(struct stream_encoder * enc,struct dc_crtc_timing * crtc_timing,enum dc_color_space output_color_space,bool use_vsc_sdp_for_colorimetry,uint32_t enable_sdp_splitting)29 static 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
virtual_stream_encoder_hdmi_set_stream_attribute(struct stream_encoder * enc,struct dc_crtc_timing * crtc_timing,int actual_pix_clk_khz,bool enable_audio)36 static 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
virtual_stream_encoder_dvi_set_stream_attribute(struct stream_encoder * enc,struct dc_crtc_timing * crtc_timing,bool is_dual_link)42 static 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
virtual_stream_encoder_set_throttled_vcp_size(struct stream_encoder * enc,struct fixed31_32 avg_time_slots_per_mtp)47 static void virtual_stream_encoder_set_throttled_vcp_size(
48 struct stream_encoder *enc,
49 struct fixed31_32 avg_time_slots_per_mtp)
50 {}
51
virtual_stream_encoder_update_hdmi_info_packets(struct stream_encoder * enc,const struct encoder_info_frame * info_frame)52 static void virtual_stream_encoder_update_hdmi_info_packets(
53 struct stream_encoder *enc,
54 const struct encoder_info_frame *info_frame) {}
55
virtual_stream_encoder_stop_hdmi_info_packets(struct stream_encoder * enc)56 static void virtual_stream_encoder_stop_hdmi_info_packets(
57 struct stream_encoder *enc) {}
58
virtual_stream_encoder_set_avmute(struct stream_encoder * enc,bool enable)59 static void virtual_stream_encoder_set_avmute(
60 struct stream_encoder *enc,
61 bool enable) {}
virtual_stream_encoder_update_dp_info_packets(struct stream_encoder * enc,const struct encoder_info_frame * info_frame)62 static void virtual_stream_encoder_update_dp_info_packets(
63 struct stream_encoder *enc,
64 const struct encoder_info_frame *info_frame) {}
65
virtual_stream_encoder_stop_dp_info_packets(struct stream_encoder * enc)66 static void virtual_stream_encoder_stop_dp_info_packets(
67 struct stream_encoder *enc) {}
68
virtual_stream_encoder_dp_blank(struct dc_link * link,struct stream_encoder * enc)69 static void virtual_stream_encoder_dp_blank(
70 struct dc_link *link,
71 struct stream_encoder *enc) {}
72
virtual_stream_encoder_dp_unblank(struct dc_link * link,struct stream_encoder * enc,const struct encoder_unblank_param * param)73 static void virtual_stream_encoder_dp_unblank(
74 struct dc_link *link,
75 struct stream_encoder *enc,
76 const struct encoder_unblank_param *param) {}
77
virtual_audio_mute_control(struct stream_encoder * enc,bool mute)78 static void virtual_audio_mute_control(
79 struct stream_encoder *enc,
80 bool mute) {}
81
virtual_stream_encoder_reset_hdmi_stream_attribute(struct stream_encoder * enc)82 static void virtual_stream_encoder_reset_hdmi_stream_attribute(
83 struct stream_encoder *enc)
84 {}
85
virtual_enc_dp_set_odm_combine(struct stream_encoder * enc,bool odm_combine)86 static void virtual_enc_dp_set_odm_combine(
87 struct stream_encoder *enc,
88 bool odm_combine)
89 {}
90
virtual_dig_connect_to_otg(struct stream_encoder * enc,int tg_inst)91 static void virtual_dig_connect_to_otg(
92 struct stream_encoder *enc,
93 int tg_inst)
94 {}
95
virtual_setup_stereo_sync(struct stream_encoder * enc,int tg_inst,bool enable)96 static void virtual_setup_stereo_sync(
97 struct stream_encoder *enc,
98 int tg_inst,
99 bool enable)
100 {}
101
virtual_stream_encoder_set_dsc_pps_info_packet(struct stream_encoder * enc,bool enable,uint8_t * dsc_packed_pps,bool immediate_update)102 static 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
109 static 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
virtual_stream_encoder_construct(struct stream_encoder * enc,struct dc_context * ctx,struct dc_bios * bp)141 bool 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
virtual_stream_encoder_create(struct dc_context * ctx,struct dc_bios * bp)159 struct 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