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 "dc.h"
28 #include "core_types.h"
29 #include "resource.h"
30 #include "ipp.h"
31 #include "timing_generator.h"
32
33 #define DC_LOGGER dc->ctx->logger
34
35 /*******************************************************************************
36 * Private functions
37 ******************************************************************************/
update_stream_signal(struct dc_stream_state * stream)38 void update_stream_signal(struct dc_stream_state *stream)
39 {
40
41 struct dc_sink *dc_sink = stream->sink;
42
43 if (dc_sink->sink_signal == SIGNAL_TYPE_NONE)
44 stream->signal = stream->sink->link->connector_signal;
45 else
46 stream->signal = dc_sink->sink_signal;
47
48 if (dc_is_dvi_signal(stream->signal)) {
49 if (stream->ctx->dc->caps.dual_link_dvi &&
50 stream->timing.pix_clk_khz > TMDS_MAX_PIXEL_CLOCK &&
51 stream->sink->sink_signal != SIGNAL_TYPE_DVI_SINGLE_LINK)
52 stream->signal = SIGNAL_TYPE_DVI_DUAL_LINK;
53 else
54 stream->signal = SIGNAL_TYPE_DVI_SINGLE_LINK;
55 }
56 }
57
construct(struct dc_stream_state * stream,struct dc_sink * dc_sink_data)58 static void construct(struct dc_stream_state *stream,
59 struct dc_sink *dc_sink_data)
60 {
61 uint32_t i = 0;
62
63 stream->sink = dc_sink_data;
64 stream->ctx = stream->sink->ctx;
65
66 dc_sink_retain(dc_sink_data);
67
68 /* Copy audio modes */
69 /* TODO - Remove this translation */
70 for (i = 0; i < (dc_sink_data->edid_caps.audio_mode_count); i++)
71 {
72 stream->audio_info.modes[i].channel_count = dc_sink_data->edid_caps.audio_modes[i].channel_count;
73 stream->audio_info.modes[i].format_code = dc_sink_data->edid_caps.audio_modes[i].format_code;
74 stream->audio_info.modes[i].sample_rates.all = dc_sink_data->edid_caps.audio_modes[i].sample_rate;
75 stream->audio_info.modes[i].sample_size = dc_sink_data->edid_caps.audio_modes[i].sample_size;
76 }
77 stream->audio_info.mode_count = dc_sink_data->edid_caps.audio_mode_count;
78 stream->audio_info.audio_latency = dc_sink_data->edid_caps.audio_latency;
79 stream->audio_info.video_latency = dc_sink_data->edid_caps.video_latency;
80 memmove(
81 stream->audio_info.display_name,
82 dc_sink_data->edid_caps.display_name,
83 AUDIO_INFO_DISPLAY_NAME_SIZE_IN_CHARS);
84 stream->audio_info.manufacture_id = dc_sink_data->edid_caps.manufacturer_id;
85 stream->audio_info.product_id = dc_sink_data->edid_caps.product_id;
86 stream->audio_info.flags.all = dc_sink_data->edid_caps.speaker_flags;
87
88 if (dc_sink_data->dc_container_id != NULL) {
89 struct dc_container_id *dc_container_id = dc_sink_data->dc_container_id;
90
91 stream->audio_info.port_id[0] = dc_container_id->portId[0];
92 stream->audio_info.port_id[1] = dc_container_id->portId[1];
93 } else {
94 /* TODO - WindowDM has implemented,
95 other DMs need Unhardcode port_id */
96 stream->audio_info.port_id[0] = 0x5558859e;
97 stream->audio_info.port_id[1] = 0xd989449;
98 }
99
100 /* EDID CAP translation for HDMI 2.0 */
101 stream->timing.flags.LTE_340MCSC_SCRAMBLE = dc_sink_data->edid_caps.lte_340mcsc_scramble;
102
103 stream->status.link = stream->sink->link;
104
105 update_stream_signal(stream);
106
107 stream->out_transfer_func = dc_create_transfer_func();
108 stream->out_transfer_func->type = TF_TYPE_BYPASS;
109 }
110
destruct(struct dc_stream_state * stream)111 static void destruct(struct dc_stream_state *stream)
112 {
113 dc_sink_release(stream->sink);
114 if (stream->out_transfer_func != NULL) {
115 dc_transfer_func_release(stream->out_transfer_func);
116 stream->out_transfer_func = NULL;
117 }
118 }
119
dc_stream_retain(struct dc_stream_state * stream)120 void dc_stream_retain(struct dc_stream_state *stream)
121 {
122 kref_get(&stream->refcount);
123 }
124
dc_stream_free(struct kref * kref)125 static void dc_stream_free(struct kref *kref)
126 {
127 struct dc_stream_state *stream = container_of(kref, struct dc_stream_state, refcount);
128
129 destruct(stream);
130 kfree(stream);
131 }
132
dc_stream_release(struct dc_stream_state * stream)133 void dc_stream_release(struct dc_stream_state *stream)
134 {
135 if (stream != NULL) {
136 kref_put(&stream->refcount, dc_stream_free);
137 }
138 }
139
dc_create_stream_for_sink(struct dc_sink * sink)140 struct dc_stream_state *dc_create_stream_for_sink(
141 struct dc_sink *sink)
142 {
143 struct dc_stream_state *stream;
144
145 if (sink == NULL)
146 return NULL;
147
148 stream = kzalloc(sizeof(struct dc_stream_state), GFP_KERNEL);
149 if (stream == NULL)
150 return NULL;
151
152 construct(stream, sink);
153
154 kref_init(&stream->refcount);
155
156 return stream;
157 }
158
dc_stream_get_status(struct dc_stream_state * stream)159 struct dc_stream_status *dc_stream_get_status(
160 struct dc_stream_state *stream)
161 {
162 uint8_t i;
163 struct dc *dc = stream->ctx->dc;
164
165 for (i = 0; i < dc->current_state->stream_count; i++) {
166 if (stream == dc->current_state->streams[i])
167 return &dc->current_state->stream_status[i];
168 }
169
170 return NULL;
171 }
172
173 /**
174 * Update the cursor attributes and set cursor surface address
175 */
dc_stream_set_cursor_attributes(struct dc_stream_state * stream,const struct dc_cursor_attributes * attributes)176 bool dc_stream_set_cursor_attributes(
177 struct dc_stream_state *stream,
178 const struct dc_cursor_attributes *attributes)
179 {
180 int i;
181 struct dc *core_dc;
182 struct resource_context *res_ctx;
183 struct pipe_ctx *pipe_to_program = NULL;
184
185 if (NULL == stream) {
186 dm_error("DC: dc_stream is NULL!\n");
187 return false;
188 }
189 if (NULL == attributes) {
190 dm_error("DC: attributes is NULL!\n");
191 return false;
192 }
193
194 if (attributes->address.quad_part == 0) {
195 dm_output_to_console("DC: Cursor address is 0!\n");
196 return false;
197 }
198
199 core_dc = stream->ctx->dc;
200 res_ctx = &core_dc->current_state->res_ctx;
201 stream->cursor_attributes = *attributes;
202
203 for (i = 0; i < MAX_PIPES; i++) {
204 struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
205
206 if (pipe_ctx->stream != stream)
207 continue;
208 if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state)
209 continue;
210
211 if (!pipe_to_program) {
212 pipe_to_program = pipe_ctx;
213 core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, true);
214 }
215
216 core_dc->hwss.set_cursor_attribute(pipe_ctx);
217 if (core_dc->hwss.set_cursor_sdr_white_level)
218 core_dc->hwss.set_cursor_sdr_white_level(pipe_ctx);
219 }
220
221 if (pipe_to_program)
222 core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, false);
223
224 return true;
225 }
226
dc_stream_set_cursor_position(struct dc_stream_state * stream,const struct dc_cursor_position * position)227 bool dc_stream_set_cursor_position(
228 struct dc_stream_state *stream,
229 const struct dc_cursor_position *position)
230 {
231 int i;
232 struct dc *core_dc;
233 struct resource_context *res_ctx;
234 struct pipe_ctx *pipe_to_program = NULL;
235
236 if (NULL == stream) {
237 dm_error("DC: dc_stream is NULL!\n");
238 return false;
239 }
240
241 if (NULL == position) {
242 dm_error("DC: cursor position is NULL!\n");
243 return false;
244 }
245
246 core_dc = stream->ctx->dc;
247 res_ctx = &core_dc->current_state->res_ctx;
248 stream->cursor_position = *position;
249
250 for (i = 0; i < MAX_PIPES; i++) {
251 struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
252
253 if (pipe_ctx->stream != stream ||
254 (!pipe_ctx->plane_res.mi && !pipe_ctx->plane_res.hubp) ||
255 !pipe_ctx->plane_state ||
256 (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp) ||
257 !pipe_ctx->plane_res.ipp)
258 continue;
259
260 if (!pipe_to_program) {
261 pipe_to_program = pipe_ctx;
262 core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, true);
263 }
264
265 core_dc->hwss.set_cursor_position(pipe_ctx);
266 }
267
268 if (pipe_to_program)
269 core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, false);
270
271 return true;
272 }
273
dc_stream_get_vblank_counter(const struct dc_stream_state * stream)274 uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream)
275 {
276 uint8_t i;
277 struct dc *core_dc = stream->ctx->dc;
278 struct resource_context *res_ctx =
279 &core_dc->current_state->res_ctx;
280
281 for (i = 0; i < MAX_PIPES; i++) {
282 struct timing_generator *tg = res_ctx->pipe_ctx[i].stream_res.tg;
283
284 if (res_ctx->pipe_ctx[i].stream != stream)
285 continue;
286
287 return tg->funcs->get_frame_count(tg);
288 }
289
290 return 0;
291 }
292
dc_stream_get_scanoutpos(const struct dc_stream_state * stream,uint32_t * v_blank_start,uint32_t * v_blank_end,uint32_t * h_position,uint32_t * v_position)293 bool dc_stream_get_scanoutpos(const struct dc_stream_state *stream,
294 uint32_t *v_blank_start,
295 uint32_t *v_blank_end,
296 uint32_t *h_position,
297 uint32_t *v_position)
298 {
299 uint8_t i;
300 bool ret = false;
301 struct dc *core_dc = stream->ctx->dc;
302 struct resource_context *res_ctx =
303 &core_dc->current_state->res_ctx;
304
305 for (i = 0; i < MAX_PIPES; i++) {
306 struct timing_generator *tg = res_ctx->pipe_ctx[i].stream_res.tg;
307
308 if (res_ctx->pipe_ctx[i].stream != stream)
309 continue;
310
311 tg->funcs->get_scanoutpos(tg,
312 v_blank_start,
313 v_blank_end,
314 h_position,
315 v_position);
316
317 ret = true;
318 break;
319 }
320
321 return ret;
322 }
323
dc_stream_log(const struct dc * dc,const struct dc_stream_state * stream)324 void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream)
325 {
326 DC_LOG_DC(
327 "core_stream 0x%p: src: %d, %d, %d, %d; dst: %d, %d, %d, %d, colorSpace:%d\n",
328 stream,
329 stream->src.x,
330 stream->src.y,
331 stream->src.width,
332 stream->src.height,
333 stream->dst.x,
334 stream->dst.y,
335 stream->dst.width,
336 stream->dst.height,
337 stream->output_color_space);
338 DC_LOG_DC(
339 "\tpix_clk_khz: %d, h_total: %d, v_total: %d, pixelencoder:%d, displaycolorDepth:%d\n",
340 stream->timing.pix_clk_khz,
341 stream->timing.h_total,
342 stream->timing.v_total,
343 stream->timing.pixel_encoding,
344 stream->timing.display_color_depth);
345 DC_LOG_DC(
346 "\tsink name: %s, serial: %d\n",
347 stream->sink->edid_caps.display_name,
348 stream->sink->edid_caps.serial_number);
349 DC_LOG_DC(
350 "\tlink: %d\n",
351 stream->sink->link->link_index);
352 }
353
