File: | dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c |
Warning: | line 1312, column 3 Value stored to 'value0' is never read |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
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 <linux/delay.h> |
27 | #include <linux/slab.h> |
28 | |
29 | #include "reg_helper.h" |
30 | |
31 | #include "core_types.h" |
32 | #include "link_encoder.h" |
33 | #include "dcn10_link_encoder.h" |
34 | #include "stream_encoder.h" |
35 | #include "i2caux_interface.h" |
36 | #include "dc_bios_types.h" |
37 | |
38 | #include "gpio_service_interface.h" |
39 | |
40 | #define CTXenc10->base.ctx \ |
41 | enc10->base.ctx |
42 | #define DC_LOGGERenc10->base.ctx->logger \ |
43 | enc10->base.ctx->logger |
44 | |
45 | #define REG(reg)(enc10->link_regs->reg)\ |
46 | (enc10->link_regs->reg) |
47 | |
48 | #undef FN |
49 | #define FN(reg_name, field_name)enc10->link_shift->field_name, enc10->link_mask-> field_name \ |
50 | enc10->link_shift->field_name, enc10->link_mask->field_name |
51 | |
52 | |
53 | /* |
54 | * @brief |
55 | * Trigger Source Select |
56 | * ASIC-dependent, actual values for register programming |
57 | */ |
58 | #define DCN10_DIG_FE_SOURCE_SELECT_INVALID0x0 0x0 |
59 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGA0x1 0x1 |
60 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGB0x2 0x2 |
61 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGC0x4 0x4 |
62 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGD0x08 0x08 |
63 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGE0x10 0x10 |
64 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGF0x20 0x20 |
65 | #define DCN10_DIG_FE_SOURCE_SELECT_DIGG0x40 0x40 |
66 | |
67 | enum { |
68 | DP_MST_UPDATE_MAX_RETRY = 50 |
69 | }; |
70 | |
71 | static const struct link_encoder_funcs dcn10_lnk_enc_funcs = { |
72 | .validate_output_with_stream = |
73 | dcn10_link_encoder_validate_output_with_stream, |
74 | .hw_init = dcn10_link_encoder_hw_init, |
75 | .setup = dcn10_link_encoder_setup, |
76 | .enable_tmds_output = dcn10_link_encoder_enable_tmds_output, |
77 | .enable_dp_output = dcn10_link_encoder_enable_dp_output, |
78 | .enable_dp_mst_output = dcn10_link_encoder_enable_dp_mst_output, |
79 | .disable_output = dcn10_link_encoder_disable_output, |
80 | .dp_set_lane_settings = dcn10_link_encoder_dp_set_lane_settings, |
81 | .dp_set_phy_pattern = dcn10_link_encoder_dp_set_phy_pattern, |
82 | .update_mst_stream_allocation_table = |
83 | dcn10_link_encoder_update_mst_stream_allocation_table, |
84 | .psr_program_dp_dphy_fast_training = |
85 | dcn10_psr_program_dp_dphy_fast_training, |
86 | .psr_program_secondary_packet = dcn10_psr_program_secondary_packet, |
87 | .connect_dig_be_to_fe = dcn10_link_encoder_connect_dig_be_to_fe, |
88 | .enable_hpd = dcn10_link_encoder_enable_hpd, |
89 | .disable_hpd = dcn10_link_encoder_disable_hpd, |
90 | .is_dig_enabled = dcn10_is_dig_enabled, |
91 | .get_dig_frontend = dcn10_get_dig_frontend, |
92 | .get_dig_mode = dcn10_get_dig_mode, |
93 | .destroy = dcn10_link_encoder_destroy, |
94 | .get_max_link_cap = dcn10_link_encoder_get_max_link_cap, |
95 | }; |
96 | |
97 | static enum bp_result link_transmitter_control( |
98 | struct dcn10_link_encoder *enc10, |
99 | struct bp_transmitter_control *cntl) |
100 | { |
101 | enum bp_result result; |
102 | struct dc_bios *bp = enc10->base.ctx->dc_bios; |
103 | |
104 | result = bp->funcs->transmitter_control(bp, cntl); |
105 | |
106 | return result; |
107 | } |
108 | |
109 | static void enable_phy_bypass_mode( |
110 | struct dcn10_link_encoder *enc10, |
111 | bool_Bool enable) |
112 | { |
113 | /* This register resides in DP back end block; |
114 | * transmitter is used for the offset |
115 | */ |
116 | REG_UPDATE(DP_DPHY_CNTL, DPHY_BYPASS, enable)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_CNTL), 1, enc10->link_shift->DPHY_BYPASS, enc10 ->link_mask->DPHY_BYPASS, enable); |
117 | |
118 | } |
119 | |
120 | static void disable_prbs_symbols( |
121 | struct dcn10_link_encoder *enc10, |
122 | bool_Bool disable) |
123 | { |
124 | /* This register resides in DP back end block; |
125 | * transmitter is used for the offset |
126 | */ |
127 | REG_UPDATE_4(DP_DPHY_CNTL,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_CNTL), 4, enc10->link_shift->DPHY_ATEST_SEL_LANE0 , enc10->link_mask->DPHY_ATEST_SEL_LANE0, disable, enc10 ->link_shift->DPHY_ATEST_SEL_LANE1, enc10->link_mask ->DPHY_ATEST_SEL_LANE1, disable, enc10->link_shift-> DPHY_ATEST_SEL_LANE2, enc10->link_mask->DPHY_ATEST_SEL_LANE2 , disable, enc10->link_shift->DPHY_ATEST_SEL_LANE3, enc10 ->link_mask->DPHY_ATEST_SEL_LANE3, disable) |
128 | DPHY_ATEST_SEL_LANE0, disable,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_CNTL), 4, enc10->link_shift->DPHY_ATEST_SEL_LANE0 , enc10->link_mask->DPHY_ATEST_SEL_LANE0, disable, enc10 ->link_shift->DPHY_ATEST_SEL_LANE1, enc10->link_mask ->DPHY_ATEST_SEL_LANE1, disable, enc10->link_shift-> DPHY_ATEST_SEL_LANE2, enc10->link_mask->DPHY_ATEST_SEL_LANE2 , disable, enc10->link_shift->DPHY_ATEST_SEL_LANE3, enc10 ->link_mask->DPHY_ATEST_SEL_LANE3, disable) |
129 | DPHY_ATEST_SEL_LANE1, disable,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_CNTL), 4, enc10->link_shift->DPHY_ATEST_SEL_LANE0 , enc10->link_mask->DPHY_ATEST_SEL_LANE0, disable, enc10 ->link_shift->DPHY_ATEST_SEL_LANE1, enc10->link_mask ->DPHY_ATEST_SEL_LANE1, disable, enc10->link_shift-> DPHY_ATEST_SEL_LANE2, enc10->link_mask->DPHY_ATEST_SEL_LANE2 , disable, enc10->link_shift->DPHY_ATEST_SEL_LANE3, enc10 ->link_mask->DPHY_ATEST_SEL_LANE3, disable) |
130 | DPHY_ATEST_SEL_LANE2, disable,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_CNTL), 4, enc10->link_shift->DPHY_ATEST_SEL_LANE0 , enc10->link_mask->DPHY_ATEST_SEL_LANE0, disable, enc10 ->link_shift->DPHY_ATEST_SEL_LANE1, enc10->link_mask ->DPHY_ATEST_SEL_LANE1, disable, enc10->link_shift-> DPHY_ATEST_SEL_LANE2, enc10->link_mask->DPHY_ATEST_SEL_LANE2 , disable, enc10->link_shift->DPHY_ATEST_SEL_LANE3, enc10 ->link_mask->DPHY_ATEST_SEL_LANE3, disable) |
131 | DPHY_ATEST_SEL_LANE3, disable)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_CNTL), 4, enc10->link_shift->DPHY_ATEST_SEL_LANE0 , enc10->link_mask->DPHY_ATEST_SEL_LANE0, disable, enc10 ->link_shift->DPHY_ATEST_SEL_LANE1, enc10->link_mask ->DPHY_ATEST_SEL_LANE1, disable, enc10->link_shift-> DPHY_ATEST_SEL_LANE2, enc10->link_mask->DPHY_ATEST_SEL_LANE2 , disable, enc10->link_shift->DPHY_ATEST_SEL_LANE3, enc10 ->link_mask->DPHY_ATEST_SEL_LANE3, disable); |
132 | } |
133 | |
134 | static void disable_prbs_mode( |
135 | struct dcn10_link_encoder *enc10) |
136 | { |
137 | REG_UPDATE(DP_DPHY_PRBS_CNTL, DPHY_PRBS_EN, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 1, enc10->link_shift->DPHY_PRBS_EN , enc10->link_mask->DPHY_PRBS_EN, 0); |
138 | } |
139 | |
140 | static void program_pattern_symbols( |
141 | struct dcn10_link_encoder *enc10, |
142 | uint16_t pattern_symbols[8]) |
143 | { |
144 | /* This register resides in DP back end block; |
145 | * transmitter is used for the offset |
146 | */ |
147 | REG_SET_3(DP_DPHY_SYM0, 0,generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM0), 0, 3, enc10->link_shift->DPHY_SYM1, enc10 ->link_mask->DPHY_SYM1, pattern_symbols[0], enc10->link_shift ->DPHY_SYM2, enc10->link_mask->DPHY_SYM2, pattern_symbols [1], enc10->link_shift->DPHY_SYM3, enc10->link_mask-> DPHY_SYM3, pattern_symbols[2]) |
148 | DPHY_SYM1, pattern_symbols[0],generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM0), 0, 3, enc10->link_shift->DPHY_SYM1, enc10 ->link_mask->DPHY_SYM1, pattern_symbols[0], enc10->link_shift ->DPHY_SYM2, enc10->link_mask->DPHY_SYM2, pattern_symbols [1], enc10->link_shift->DPHY_SYM3, enc10->link_mask-> DPHY_SYM3, pattern_symbols[2]) |
149 | DPHY_SYM2, pattern_symbols[1],generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM0), 0, 3, enc10->link_shift->DPHY_SYM1, enc10 ->link_mask->DPHY_SYM1, pattern_symbols[0], enc10->link_shift ->DPHY_SYM2, enc10->link_mask->DPHY_SYM2, pattern_symbols [1], enc10->link_shift->DPHY_SYM3, enc10->link_mask-> DPHY_SYM3, pattern_symbols[2]) |
150 | DPHY_SYM3, pattern_symbols[2])generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM0), 0, 3, enc10->link_shift->DPHY_SYM1, enc10 ->link_mask->DPHY_SYM1, pattern_symbols[0], enc10->link_shift ->DPHY_SYM2, enc10->link_mask->DPHY_SYM2, pattern_symbols [1], enc10->link_shift->DPHY_SYM3, enc10->link_mask-> DPHY_SYM3, pattern_symbols[2]); |
151 | |
152 | /* This register resides in DP back end block; |
153 | * transmitter is used for the offset |
154 | */ |
155 | REG_SET_3(DP_DPHY_SYM1, 0,generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM1), 0, 3, enc10->link_shift->DPHY_SYM4, enc10 ->link_mask->DPHY_SYM4, pattern_symbols[3], enc10->link_shift ->DPHY_SYM5, enc10->link_mask->DPHY_SYM5, pattern_symbols [4], enc10->link_shift->DPHY_SYM6, enc10->link_mask-> DPHY_SYM6, pattern_symbols[5]) |
156 | DPHY_SYM4, pattern_symbols[3],generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM1), 0, 3, enc10->link_shift->DPHY_SYM4, enc10 ->link_mask->DPHY_SYM4, pattern_symbols[3], enc10->link_shift ->DPHY_SYM5, enc10->link_mask->DPHY_SYM5, pattern_symbols [4], enc10->link_shift->DPHY_SYM6, enc10->link_mask-> DPHY_SYM6, pattern_symbols[5]) |
157 | DPHY_SYM5, pattern_symbols[4],generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM1), 0, 3, enc10->link_shift->DPHY_SYM4, enc10 ->link_mask->DPHY_SYM4, pattern_symbols[3], enc10->link_shift ->DPHY_SYM5, enc10->link_mask->DPHY_SYM5, pattern_symbols [4], enc10->link_shift->DPHY_SYM6, enc10->link_mask-> DPHY_SYM6, pattern_symbols[5]) |
158 | DPHY_SYM6, pattern_symbols[5])generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM1), 0, 3, enc10->link_shift->DPHY_SYM4, enc10 ->link_mask->DPHY_SYM4, pattern_symbols[3], enc10->link_shift ->DPHY_SYM5, enc10->link_mask->DPHY_SYM5, pattern_symbols [4], enc10->link_shift->DPHY_SYM6, enc10->link_mask-> DPHY_SYM6, pattern_symbols[5]); |
159 | |
160 | /* This register resides in DP back end block; |
161 | * transmitter is used for the offset |
162 | */ |
163 | REG_SET_2(DP_DPHY_SYM2, 0,generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM2), 0, 2, enc10->link_shift->DPHY_SYM7, enc10 ->link_mask->DPHY_SYM7, pattern_symbols[6], enc10->link_shift ->DPHY_SYM8, enc10->link_mask->DPHY_SYM8, pattern_symbols [7]) |
164 | DPHY_SYM7, pattern_symbols[6],generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM2), 0, 2, enc10->link_shift->DPHY_SYM7, enc10 ->link_mask->DPHY_SYM7, pattern_symbols[6], enc10->link_shift ->DPHY_SYM8, enc10->link_mask->DPHY_SYM8, pattern_symbols [7]) |
165 | DPHY_SYM8, pattern_symbols[7])generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_SYM2), 0, 2, enc10->link_shift->DPHY_SYM7, enc10 ->link_mask->DPHY_SYM7, pattern_symbols[6], enc10->link_shift ->DPHY_SYM8, enc10->link_mask->DPHY_SYM8, pattern_symbols [7]); |
166 | } |
167 | |
168 | static void set_dp_phy_pattern_d102( |
169 | struct dcn10_link_encoder *enc10) |
170 | { |
171 | /* Disable PHY Bypass mode to setup the test pattern */ |
172 | enable_phy_bypass_mode(enc10, false0); |
173 | |
174 | /* For 10-bit PRBS or debug symbols |
175 | * please use the following sequence: |
176 | * |
177 | * Enable debug symbols on the lanes |
178 | */ |
179 | disable_prbs_symbols(enc10, true1); |
180 | |
181 | /* Disable PRBS mode */ |
182 | disable_prbs_mode(enc10); |
183 | |
184 | /* Program debug symbols to be output */ |
185 | { |
186 | uint16_t pattern_symbols[8] = { |
187 | 0x2AA, 0x2AA, 0x2AA, 0x2AA, |
188 | 0x2AA, 0x2AA, 0x2AA, 0x2AA |
189 | }; |
190 | |
191 | program_pattern_symbols(enc10, pattern_symbols); |
192 | } |
193 | |
194 | /* Enable phy bypass mode to enable the test pattern */ |
195 | |
196 | enable_phy_bypass_mode(enc10, true1); |
197 | } |
198 | |
199 | static void set_link_training_complete( |
200 | struct dcn10_link_encoder *enc10, |
201 | bool_Bool complete) |
202 | { |
203 | /* This register resides in DP back end block; |
204 | * transmitter is used for the offset |
205 | */ |
206 | REG_UPDATE(DP_LINK_CNTL, DP_LINK_TRAINING_COMPLETE, complete)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_CNTL), 1, enc10->link_shift->DP_LINK_TRAINING_COMPLETE , enc10->link_mask->DP_LINK_TRAINING_COMPLETE, complete ); |
207 | |
208 | } |
209 | |
210 | void dcn10_link_encoder_set_dp_phy_pattern_training_pattern( |
211 | struct link_encoder *enc, |
212 | uint32_t index) |
213 | { |
214 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
215 | /* Write Training Pattern */ |
216 | |
217 | REG_WRITE(DP_DPHY_TRAINING_PATTERN_SEL, index)dm_write_reg_func(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_TRAINING_PATTERN_SEL), index, __func__); |
218 | |
219 | /* Set HW Register Training Complete to false */ |
220 | |
221 | set_link_training_complete(enc10, false0); |
222 | |
223 | /* Disable PHY Bypass mode to output Training Pattern */ |
224 | |
225 | enable_phy_bypass_mode(enc10, false0); |
226 | |
227 | /* Disable PRBS mode */ |
228 | disable_prbs_mode(enc10); |
229 | } |
230 | |
231 | static void setup_panel_mode( |
232 | struct dcn10_link_encoder *enc10, |
233 | enum dp_panel_mode panel_mode) |
234 | { |
235 | uint32_t value; |
236 | |
237 | if (!REG(DP_DPHY_INTERNAL_CTRL)(enc10->link_regs->DP_DPHY_INTERNAL_CTRL)) |
238 | return; |
239 | |
240 | value = REG_READ(DP_DPHY_INTERNAL_CTRL)dm_read_reg_func(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_INTERNAL_CTRL), __func__); |
241 | |
242 | switch (panel_mode) { |
243 | case DP_PANEL_MODE_EDP: |
244 | value = 0x1; |
245 | break; |
246 | case DP_PANEL_MODE_SPECIAL: |
247 | value = 0x11; |
248 | break; |
249 | default: |
250 | value = 0x0; |
251 | break; |
252 | } |
253 | |
254 | REG_WRITE(DP_DPHY_INTERNAL_CTRL, value)dm_write_reg_func(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_INTERNAL_CTRL), value, __func__); |
255 | } |
256 | |
257 | static void set_dp_phy_pattern_symbol_error( |
258 | struct dcn10_link_encoder *enc10) |
259 | { |
260 | /* Disable PHY Bypass mode to setup the test pattern */ |
261 | enable_phy_bypass_mode(enc10, false0); |
262 | |
263 | /* program correct panel mode*/ |
264 | setup_panel_mode(enc10, DP_PANEL_MODE_DEFAULT); |
265 | |
266 | /* A PRBS23 pattern is used for most DP electrical measurements. */ |
267 | |
268 | /* Enable PRBS symbols on the lanes */ |
269 | disable_prbs_symbols(enc10, false0); |
270 | |
271 | /* For PRBS23 Set bit DPHY_PRBS_SEL=1 and Set bit DPHY_PRBS_EN=1 */ |
272 | REG_UPDATE_2(DP_DPHY_PRBS_CNTL,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 2, enc10->link_shift->DPHY_PRBS_SEL , enc10->link_mask->DPHY_PRBS_SEL, 1, enc10->link_shift ->DPHY_PRBS_EN, enc10->link_mask->DPHY_PRBS_EN, 1) |
273 | DPHY_PRBS_SEL, 1,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 2, enc10->link_shift->DPHY_PRBS_SEL , enc10->link_mask->DPHY_PRBS_SEL, 1, enc10->link_shift ->DPHY_PRBS_EN, enc10->link_mask->DPHY_PRBS_EN, 1) |
274 | DPHY_PRBS_EN, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 2, enc10->link_shift->DPHY_PRBS_SEL , enc10->link_mask->DPHY_PRBS_SEL, 1, enc10->link_shift ->DPHY_PRBS_EN, enc10->link_mask->DPHY_PRBS_EN, 1); |
275 | |
276 | /* Enable phy bypass mode to enable the test pattern */ |
277 | enable_phy_bypass_mode(enc10, true1); |
278 | } |
279 | |
280 | static void set_dp_phy_pattern_prbs7( |
281 | struct dcn10_link_encoder *enc10) |
282 | { |
283 | /* Disable PHY Bypass mode to setup the test pattern */ |
284 | enable_phy_bypass_mode(enc10, false0); |
285 | |
286 | /* A PRBS7 pattern is used for most DP electrical measurements. */ |
287 | |
288 | /* Enable PRBS symbols on the lanes */ |
289 | disable_prbs_symbols(enc10, false0); |
290 | |
291 | /* For PRBS7 Set bit DPHY_PRBS_SEL=0 and Set bit DPHY_PRBS_EN=1 */ |
292 | REG_UPDATE_2(DP_DPHY_PRBS_CNTL,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 2, enc10->link_shift->DPHY_PRBS_SEL , enc10->link_mask->DPHY_PRBS_SEL, 0, enc10->link_shift ->DPHY_PRBS_EN, enc10->link_mask->DPHY_PRBS_EN, 1) |
293 | DPHY_PRBS_SEL, 0,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 2, enc10->link_shift->DPHY_PRBS_SEL , enc10->link_mask->DPHY_PRBS_SEL, 0, enc10->link_shift ->DPHY_PRBS_EN, enc10->link_mask->DPHY_PRBS_EN, 1) |
294 | DPHY_PRBS_EN, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_PRBS_CNTL), 2, enc10->link_shift->DPHY_PRBS_SEL , enc10->link_mask->DPHY_PRBS_SEL, 0, enc10->link_shift ->DPHY_PRBS_EN, enc10->link_mask->DPHY_PRBS_EN, 1); |
295 | |
296 | /* Enable phy bypass mode to enable the test pattern */ |
297 | enable_phy_bypass_mode(enc10, true1); |
298 | } |
299 | |
300 | static void set_dp_phy_pattern_80bit_custom( |
301 | struct dcn10_link_encoder *enc10, |
302 | const uint8_t *pattern) |
303 | { |
304 | /* Disable PHY Bypass mode to setup the test pattern */ |
305 | enable_phy_bypass_mode(enc10, false0); |
306 | |
307 | /* Enable debug symbols on the lanes */ |
308 | |
309 | disable_prbs_symbols(enc10, true1); |
310 | |
311 | /* Enable PHY bypass mode to enable the test pattern */ |
312 | /* TODO is it really needed ? */ |
313 | |
314 | enable_phy_bypass_mode(enc10, true1); |
315 | |
316 | /* Program 80 bit custom pattern */ |
317 | { |
318 | uint16_t pattern_symbols[8]; |
319 | |
320 | pattern_symbols[0] = |
321 | ((pattern[1] & 0x03) << 8) | pattern[0]; |
322 | pattern_symbols[1] = |
323 | ((pattern[2] & 0x0f) << 6) | ((pattern[1] >> 2) & 0x3f); |
324 | pattern_symbols[2] = |
325 | ((pattern[3] & 0x3f) << 4) | ((pattern[2] >> 4) & 0x0f); |
326 | pattern_symbols[3] = |
327 | (pattern[4] << 2) | ((pattern[3] >> 6) & 0x03); |
328 | pattern_symbols[4] = |
329 | ((pattern[6] & 0x03) << 8) | pattern[5]; |
330 | pattern_symbols[5] = |
331 | ((pattern[7] & 0x0f) << 6) | ((pattern[6] >> 2) & 0x3f); |
332 | pattern_symbols[6] = |
333 | ((pattern[8] & 0x3f) << 4) | ((pattern[7] >> 4) & 0x0f); |
334 | pattern_symbols[7] = |
335 | (pattern[9] << 2) | ((pattern[8] >> 6) & 0x03); |
336 | |
337 | program_pattern_symbols(enc10, pattern_symbols); |
338 | } |
339 | |
340 | /* Enable phy bypass mode to enable the test pattern */ |
341 | |
342 | enable_phy_bypass_mode(enc10, true1); |
343 | } |
344 | |
345 | static void set_dp_phy_pattern_hbr2_compliance_cp2520_2( |
346 | struct dcn10_link_encoder *enc10, |
347 | unsigned int cp2520_pattern) |
348 | { |
349 | |
350 | /* previously there is a register DP_HBR2_EYE_PATTERN |
351 | * that is enabled to get the pattern. |
352 | * But it does not work with the latest spec change, |
353 | * so we are programming the following registers manually. |
354 | * |
355 | * The following settings have been confirmed |
356 | * by Nick Chorney and Sandra Liu |
357 | */ |
358 | |
359 | /* Disable PHY Bypass mode to setup the test pattern */ |
360 | |
361 | enable_phy_bypass_mode(enc10, false0); |
362 | |
363 | /* Setup DIG encoder in DP SST mode */ |
364 | enc10->base.funcs->setup(&enc10->base, SIGNAL_TYPE_DISPLAY_PORT); |
365 | |
366 | /* ensure normal panel mode. */ |
367 | setup_panel_mode(enc10, DP_PANEL_MODE_DEFAULT); |
368 | |
369 | /* no vbid after BS (SR) |
370 | * DP_LINK_FRAMING_CNTL changed history Sandra Liu |
371 | * 11000260 / 11000104 / 110000FC |
372 | */ |
373 | REG_UPDATE_3(DP_LINK_FRAMING_CNTL,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0xFC, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 1, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1) |
374 | DP_IDLE_BS_INTERVAL, 0xFC,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0xFC, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 1, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1) |
375 | DP_VBID_DISABLE, 1,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0xFC, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 1, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1) |
376 | DP_VID_ENHANCED_FRAME_MODE, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0xFC, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 1, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1); |
377 | |
378 | /* swap every BS with SR */ |
379 | REG_UPDATE(DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_BS_COUNT, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_SCRAM_CNTL), 1, enc10->link_shift->DPHY_SCRAMBLER_BS_COUNT , enc10->link_mask->DPHY_SCRAMBLER_BS_COUNT, 0); |
380 | |
381 | /* select cp2520 patterns */ |
382 | if (REG(DP_DPHY_HBR2_PATTERN_CONTROL)(enc10->link_regs->DP_DPHY_HBR2_PATTERN_CONTROL)) |
383 | REG_UPDATE(DP_DPHY_HBR2_PATTERN_CONTROL,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_HBR2_PATTERN_CONTROL), 1, enc10->link_shift-> DP_DPHY_HBR2_PATTERN_CONTROL, enc10->link_mask->DP_DPHY_HBR2_PATTERN_CONTROL , cp2520_pattern) |
384 | DP_DPHY_HBR2_PATTERN_CONTROL, cp2520_pattern)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_HBR2_PATTERN_CONTROL), 1, enc10->link_shift-> DP_DPHY_HBR2_PATTERN_CONTROL, enc10->link_mask->DP_DPHY_HBR2_PATTERN_CONTROL , cp2520_pattern); |
385 | else |
386 | /* pre-DCE11 can only generate CP2520 pattern 2 */ |
387 | ASSERT(cp2520_pattern == 2)do { if (({ static int __warned; int __ret = !!(!(cp2520_pattern == 2)); if (__ret && !__warned) { printf("WARNING %s failed at %s:%d\n" , "!(cp2520_pattern == 2)", "/usr/src/sys/dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c" , 387); __warned = 1; } __builtin_expect(!!(__ret), 0); })) do {} while (0); } while (0); |
388 | |
389 | /* set link training complete */ |
390 | set_link_training_complete(enc10, true1); |
391 | |
392 | /* disable video stream */ |
393 | REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_VID_STREAM_CNTL), 1, enc10->link_shift->DP_VID_STREAM_ENABLE , enc10->link_mask->DP_VID_STREAM_ENABLE, 0); |
394 | |
395 | /* Disable PHY Bypass mode to setup the test pattern */ |
396 | enable_phy_bypass_mode(enc10, false0); |
397 | } |
398 | |
399 | static void set_dp_phy_pattern_passthrough_mode( |
400 | struct dcn10_link_encoder *enc10, |
401 | enum dp_panel_mode panel_mode) |
402 | { |
403 | /* program correct panel mode */ |
404 | setup_panel_mode(enc10, panel_mode); |
405 | |
406 | /* restore LINK_FRAMING_CNTL and DPHY_SCRAMBLER_BS_COUNT |
407 | * in case we were doing HBR2 compliance pattern before |
408 | */ |
409 | REG_UPDATE_3(DP_LINK_FRAMING_CNTL,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0x2000, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 0, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1) |
410 | DP_IDLE_BS_INTERVAL, 0x2000,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0x2000, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 0, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1) |
411 | DP_VBID_DISABLE, 0,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0x2000, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 0, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1) |
412 | DP_VID_ENHANCED_FRAME_MODE, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_FRAMING_CNTL), 3, enc10->link_shift->DP_IDLE_BS_INTERVAL , enc10->link_mask->DP_IDLE_BS_INTERVAL, 0x2000, enc10-> link_shift->DP_VBID_DISABLE, enc10->link_mask->DP_VBID_DISABLE , 0, enc10->link_shift->DP_VID_ENHANCED_FRAME_MODE, enc10 ->link_mask->DP_VID_ENHANCED_FRAME_MODE, 1); |
413 | |
414 | REG_UPDATE(DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_BS_COUNT, 0x1FF)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_SCRAM_CNTL), 1, enc10->link_shift->DPHY_SCRAMBLER_BS_COUNT , enc10->link_mask->DPHY_SCRAMBLER_BS_COUNT, 0x1FF); |
415 | |
416 | /* set link training complete */ |
417 | set_link_training_complete(enc10, true1); |
418 | |
419 | /* Disable PHY Bypass mode to setup the test pattern */ |
420 | enable_phy_bypass_mode(enc10, false0); |
421 | |
422 | /* Disable PRBS mode */ |
423 | disable_prbs_mode(enc10); |
424 | } |
425 | |
426 | /* return value is bit-vector */ |
427 | static uint8_t get_frontend_source( |
428 | enum engine_id engine) |
429 | { |
430 | switch (engine) { |
431 | case ENGINE_ID_DIGA: |
432 | return DCN10_DIG_FE_SOURCE_SELECT_DIGA0x1; |
433 | case ENGINE_ID_DIGB: |
434 | return DCN10_DIG_FE_SOURCE_SELECT_DIGB0x2; |
435 | case ENGINE_ID_DIGC: |
436 | return DCN10_DIG_FE_SOURCE_SELECT_DIGC0x4; |
437 | case ENGINE_ID_DIGD: |
438 | return DCN10_DIG_FE_SOURCE_SELECT_DIGD0x08; |
439 | case ENGINE_ID_DIGE: |
440 | return DCN10_DIG_FE_SOURCE_SELECT_DIGE0x10; |
441 | case ENGINE_ID_DIGF: |
442 | return DCN10_DIG_FE_SOURCE_SELECT_DIGF0x20; |
443 | case ENGINE_ID_DIGG: |
444 | return DCN10_DIG_FE_SOURCE_SELECT_DIGG0x40; |
445 | default: |
446 | ASSERT_CRITICAL(false)do { if (({ int __ret = !!(!(0)); if (__ret) printf("WARNING %s failed at %s:%d\n" , "!(0)", "/usr/src/sys/dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c" , 446); __builtin_expect(!!(__ret), 0); })) do {} while (0); } while (0); |
447 | return DCN10_DIG_FE_SOURCE_SELECT_INVALID0x0; |
448 | } |
449 | } |
450 | |
451 | unsigned int dcn10_get_dig_frontend(struct link_encoder *enc) |
452 | { |
453 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
454 | int32_t value; |
455 | enum engine_id result; |
456 | |
457 | REG_GET(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, &value)generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DIG_BE_CNTL), enc10->link_shift->DIG_FE_SOURCE_SELECT, enc10 ->link_mask->DIG_FE_SOURCE_SELECT, &value); |
458 | |
459 | switch (value) { |
460 | case DCN10_DIG_FE_SOURCE_SELECT_DIGA0x1: |
461 | result = ENGINE_ID_DIGA; |
462 | break; |
463 | case DCN10_DIG_FE_SOURCE_SELECT_DIGB0x2: |
464 | result = ENGINE_ID_DIGB; |
465 | break; |
466 | case DCN10_DIG_FE_SOURCE_SELECT_DIGC0x4: |
467 | result = ENGINE_ID_DIGC; |
468 | break; |
469 | case DCN10_DIG_FE_SOURCE_SELECT_DIGD0x08: |
470 | result = ENGINE_ID_DIGD; |
471 | break; |
472 | case DCN10_DIG_FE_SOURCE_SELECT_DIGE0x10: |
473 | result = ENGINE_ID_DIGE; |
474 | break; |
475 | case DCN10_DIG_FE_SOURCE_SELECT_DIGF0x20: |
476 | result = ENGINE_ID_DIGF; |
477 | break; |
478 | case DCN10_DIG_FE_SOURCE_SELECT_DIGG0x40: |
479 | result = ENGINE_ID_DIGG; |
480 | break; |
481 | default: |
482 | // invalid source select DIG |
483 | result = ENGINE_ID_UNKNOWN; |
484 | } |
485 | |
486 | return result; |
487 | |
488 | } |
489 | |
490 | void enc1_configure_encoder( |
491 | struct dcn10_link_encoder *enc10, |
492 | const struct dc_link_settings *link_settings) |
493 | { |
494 | /* set number of lanes */ |
495 | REG_SET(DP_CONFIG, 0,generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_CONFIG), 0, 1, enc10->link_shift->DP_UDI_LANES, enc10 ->link_mask->DP_UDI_LANES, link_settings->lane_count - LANE_COUNT_ONE) |
496 | DP_UDI_LANES, link_settings->lane_count - LANE_COUNT_ONE)generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_CONFIG), 0, 1, enc10->link_shift->DP_UDI_LANES, enc10 ->link_mask->DP_UDI_LANES, link_settings->lane_count - LANE_COUNT_ONE); |
497 | |
498 | /* setup scrambler */ |
499 | REG_UPDATE(DP_DPHY_SCRAM_CNTL, DPHY_SCRAMBLER_ADVANCE, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_SCRAM_CNTL), 1, enc10->link_shift->DPHY_SCRAMBLER_ADVANCE , enc10->link_mask->DPHY_SCRAMBLER_ADVANCE, 1); |
500 | } |
501 | |
502 | void dcn10_psr_program_dp_dphy_fast_training(struct link_encoder *enc, |
503 | bool_Bool exit_link_training_required) |
504 | { |
505 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
506 | |
507 | if (exit_link_training_required) |
508 | REG_UPDATE(DP_DPHY_FAST_TRAINING,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_FAST_TRAINING), 1, enc10->link_shift->DPHY_RX_FAST_TRAINING_CAPABLE , enc10->link_mask->DPHY_RX_FAST_TRAINING_CAPABLE, 1) |
509 | DPHY_RX_FAST_TRAINING_CAPABLE, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_FAST_TRAINING), 1, enc10->link_shift->DPHY_RX_FAST_TRAINING_CAPABLE , enc10->link_mask->DPHY_RX_FAST_TRAINING_CAPABLE, 1); |
510 | else { |
511 | REG_UPDATE(DP_DPHY_FAST_TRAINING,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_FAST_TRAINING), 1, enc10->link_shift->DPHY_RX_FAST_TRAINING_CAPABLE , enc10->link_mask->DPHY_RX_FAST_TRAINING_CAPABLE, 0) |
512 | DPHY_RX_FAST_TRAINING_CAPABLE, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_FAST_TRAINING), 1, enc10->link_shift->DPHY_RX_FAST_TRAINING_CAPABLE , enc10->link_mask->DPHY_RX_FAST_TRAINING_CAPABLE, 0); |
513 | /*In DCE 11, we are able to pre-program a Force SR register |
514 | * to be able to trigger SR symbol after 5 idle patterns |
515 | * transmitted. Upon PSR Exit, DMCU can trigger |
516 | * DPHY_LOAD_BS_COUNT_START = 1. Upon writing 1 to |
517 | * DPHY_LOAD_BS_COUNT_START and the internal counter |
518 | * reaches DPHY_LOAD_BS_COUNT, the next BS symbol will be |
519 | * replaced by SR symbol once. |
520 | */ |
521 | |
522 | REG_UPDATE(DP_DPHY_BS_SR_SWAP_CNTL, DPHY_LOAD_BS_COUNT, 0x5)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_DPHY_BS_SR_SWAP_CNTL), 1, enc10->link_shift->DPHY_LOAD_BS_COUNT , enc10->link_mask->DPHY_LOAD_BS_COUNT, 0x5); |
523 | } |
524 | } |
525 | |
526 | void dcn10_psr_program_secondary_packet(struct link_encoder *enc, |
527 | unsigned int sdp_transmit_line_num_deadline) |
528 | { |
529 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
530 | |
531 | REG_UPDATE_2(DP_SEC_CNTL1,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_SEC_CNTL1), 2, enc10->link_shift->DP_SEC_GSP0_LINE_NUM , enc10->link_mask->DP_SEC_GSP0_LINE_NUM, sdp_transmit_line_num_deadline , enc10->link_shift->DP_SEC_GSP0_PRIORITY, enc10->link_mask ->DP_SEC_GSP0_PRIORITY, 1) |
532 | DP_SEC_GSP0_LINE_NUM, sdp_transmit_line_num_deadline,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_SEC_CNTL1), 2, enc10->link_shift->DP_SEC_GSP0_LINE_NUM , enc10->link_mask->DP_SEC_GSP0_LINE_NUM, sdp_transmit_line_num_deadline , enc10->link_shift->DP_SEC_GSP0_PRIORITY, enc10->link_mask ->DP_SEC_GSP0_PRIORITY, 1) |
533 | DP_SEC_GSP0_PRIORITY, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_SEC_CNTL1), 2, enc10->link_shift->DP_SEC_GSP0_LINE_NUM , enc10->link_mask->DP_SEC_GSP0_LINE_NUM, sdp_transmit_line_num_deadline , enc10->link_shift->DP_SEC_GSP0_PRIORITY, enc10->link_mask ->DP_SEC_GSP0_PRIORITY, 1); |
534 | } |
535 | |
536 | bool_Bool dcn10_is_dig_enabled(struct link_encoder *enc) |
537 | { |
538 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
539 | uint32_t value; |
540 | |
541 | REG_GET(DIG_BE_EN_CNTL, DIG_ENABLE, &value)generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DIG_BE_EN_CNTL), enc10->link_shift->DIG_ENABLE, enc10-> link_mask->DIG_ENABLE, &value); |
542 | return value; |
543 | } |
544 | |
545 | static void link_encoder_disable(struct dcn10_link_encoder *enc10) |
546 | { |
547 | /* reset training pattern */ |
548 | REG_SET(DP_DPHY_TRAINING_PATTERN_SEL, 0,generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_TRAINING_PATTERN_SEL), 0, 1, enc10->link_shift-> DPHY_TRAINING_PATTERN_SEL, enc10->link_mask->DPHY_TRAINING_PATTERN_SEL , 0) |
549 | DPHY_TRAINING_PATTERN_SEL, 0)generic_reg_set_ex(enc10->base.ctx, (enc10->link_regs-> DP_DPHY_TRAINING_PATTERN_SEL), 0, 1, enc10->link_shift-> DPHY_TRAINING_PATTERN_SEL, enc10->link_mask->DPHY_TRAINING_PATTERN_SEL , 0); |
550 | |
551 | /* reset training complete */ |
552 | REG_UPDATE(DP_LINK_CNTL, DP_LINK_TRAINING_COMPLETE, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_LINK_CNTL), 1, enc10->link_shift->DP_LINK_TRAINING_COMPLETE , enc10->link_mask->DP_LINK_TRAINING_COMPLETE, 0); |
553 | |
554 | /* reset panel mode */ |
555 | setup_panel_mode(enc10, DP_PANEL_MODE_DEFAULT); |
556 | } |
557 | |
558 | static void hpd_initialize( |
559 | struct dcn10_link_encoder *enc10) |
560 | { |
561 | /* Associate HPD with DIG_BE */ |
562 | enum hpd_source_id hpd_source = enc10->base.hpd_source; |
563 | |
564 | REG_UPDATE(DIG_BE_CNTL, DIG_HPD_SELECT, hpd_source)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_HPD_SELECT , enc10->link_mask->DIG_HPD_SELECT, hpd_source); |
565 | } |
566 | |
567 | bool_Bool dcn10_link_encoder_validate_dvi_output( |
568 | const struct dcn10_link_encoder *enc10, |
569 | enum amd_signal_type connector_signal, |
570 | enum amd_signal_type signal, |
571 | const struct dc_crtc_timing *crtc_timing) |
572 | { |
573 | uint32_t max_pixel_clock = TMDS_MAX_PIXEL_CLOCK165000; |
574 | |
575 | if (signal == SIGNAL_TYPE_DVI_DUAL_LINK) |
576 | max_pixel_clock *= 2; |
577 | |
578 | /* This handles the case of HDMI downgrade to DVI we don't want to |
579 | * we don't want to cap the pixel clock if the DDI is not DVI. |
580 | */ |
581 | if (connector_signal != SIGNAL_TYPE_DVI_DUAL_LINK && |
582 | connector_signal != SIGNAL_TYPE_DVI_SINGLE_LINK) |
583 | max_pixel_clock = enc10->base.features.max_hdmi_pixel_clock; |
584 | |
585 | /* DVI only support RGB pixel encoding */ |
586 | if (crtc_timing->pixel_encoding != PIXEL_ENCODING_RGB) |
587 | return false0; |
588 | |
589 | /*connect DVI via adpater's HDMI connector*/ |
590 | if ((connector_signal == SIGNAL_TYPE_DVI_SINGLE_LINK || |
591 | connector_signal == SIGNAL_TYPE_HDMI_TYPE_A) && |
592 | signal != SIGNAL_TYPE_HDMI_TYPE_A && |
593 | crtc_timing->pix_clk_100hz > (TMDS_MAX_PIXEL_CLOCK165000 * 10)) |
594 | return false0; |
595 | if (crtc_timing->pix_clk_100hz < (TMDS_MIN_PIXEL_CLOCK25000 * 10)) |
596 | return false0; |
597 | |
598 | if (crtc_timing->pix_clk_100hz > (max_pixel_clock * 10)) |
599 | return false0; |
600 | |
601 | /* DVI supports 6/8bpp single-link and 10/16bpp dual-link */ |
602 | switch (crtc_timing->display_color_depth) { |
603 | case COLOR_DEPTH_666: |
604 | case COLOR_DEPTH_888: |
605 | break; |
606 | case COLOR_DEPTH_101010: |
607 | case COLOR_DEPTH_161616: |
608 | if (signal != SIGNAL_TYPE_DVI_DUAL_LINK) |
609 | return false0; |
610 | break; |
611 | default: |
612 | return false0; |
613 | } |
614 | |
615 | return true1; |
616 | } |
617 | |
618 | static bool_Bool dcn10_link_encoder_validate_hdmi_output( |
619 | const struct dcn10_link_encoder *enc10, |
620 | const struct dc_crtc_timing *crtc_timing, |
621 | const struct dc_edid_caps *edid_caps, |
622 | int adjusted_pix_clk_100hz) |
623 | { |
624 | enum dc_color_depth max_deep_color = |
625 | enc10->base.features.max_hdmi_deep_color; |
626 | |
627 | // check pixel clock against edid specified max TMDS clk |
628 | if (edid_caps->max_tmds_clk_mhz != 0 && |
629 | adjusted_pix_clk_100hz > edid_caps->max_tmds_clk_mhz * 10000) |
630 | return false0; |
631 | |
632 | if (max_deep_color < crtc_timing->display_color_depth) |
633 | return false0; |
634 | |
635 | if (crtc_timing->display_color_depth < COLOR_DEPTH_888) |
636 | return false0; |
637 | if (adjusted_pix_clk_100hz < (TMDS_MIN_PIXEL_CLOCK25000 * 10)) |
638 | return false0; |
639 | |
640 | if ((adjusted_pix_clk_100hz == 0) || |
641 | (adjusted_pix_clk_100hz > (enc10->base.features.max_hdmi_pixel_clock * 10))) |
642 | return false0; |
643 | |
644 | /* DCE11 HW does not support 420 */ |
645 | if (!enc10->base.features.hdmi_ycbcr420_supported && |
646 | crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) |
647 | return false0; |
648 | |
649 | if (!enc10->base.features.flags.bits.HDMI_6GB_EN && |
650 | adjusted_pix_clk_100hz >= 3000000) |
651 | return false0; |
652 | if (enc10->base.ctx->dc->debug.hdmi20_disable && |
653 | crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) |
654 | return false0; |
655 | return true1; |
656 | } |
657 | |
658 | bool_Bool dcn10_link_encoder_validate_dp_output( |
659 | const struct dcn10_link_encoder *enc10, |
660 | const struct dc_crtc_timing *crtc_timing) |
661 | { |
662 | if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) { |
663 | if (!enc10->base.features.dp_ycbcr420_supported) |
664 | return false0; |
665 | } |
666 | |
667 | return true1; |
668 | } |
669 | |
670 | void dcn10_link_encoder_construct( |
671 | struct dcn10_link_encoder *enc10, |
672 | const struct encoder_init_data *init_data, |
673 | const struct encoder_feature_support *enc_features, |
674 | const struct dcn10_link_enc_registers *link_regs, |
675 | const struct dcn10_link_enc_aux_registers *aux_regs, |
676 | const struct dcn10_link_enc_hpd_registers *hpd_regs, |
677 | const struct dcn10_link_enc_shift *link_shift, |
678 | const struct dcn10_link_enc_mask *link_mask) |
679 | { |
680 | struct bp_encoder_cap_info bp_cap_info = {0}; |
681 | const struct dc_vbios_funcs *bp_funcs = init_data->ctx->dc_bios->funcs; |
682 | enum bp_result result = BP_RESULT_OK; |
683 | |
684 | enc10->base.funcs = &dcn10_lnk_enc_funcs; |
685 | enc10->base.ctx = init_data->ctx; |
686 | enc10->base.id = init_data->encoder; |
687 | |
688 | enc10->base.hpd_source = init_data->hpd_source; |
689 | enc10->base.connector = init_data->connector; |
690 | |
691 | enc10->base.preferred_engine = ENGINE_ID_UNKNOWN; |
692 | |
693 | enc10->base.features = *enc_features; |
694 | |
695 | enc10->base.transmitter = init_data->transmitter; |
696 | |
697 | /* set the flag to indicate whether driver poll the I2C data pin |
698 | * while doing the DP sink detect |
699 | */ |
700 | |
701 | /* if (dal_adapter_service_is_feature_supported(as, |
702 | FEATURE_DP_SINK_DETECT_POLL_DATA_PIN)) |
703 | enc10->base.features.flags.bits. |
704 | DP_SINK_DETECT_POLL_DATA_PIN = true;*/ |
705 | |
706 | enc10->base.output_signals = |
707 | SIGNAL_TYPE_DVI_SINGLE_LINK | |
708 | SIGNAL_TYPE_DVI_DUAL_LINK | |
709 | SIGNAL_TYPE_LVDS | |
710 | SIGNAL_TYPE_DISPLAY_PORT | |
711 | SIGNAL_TYPE_DISPLAY_PORT_MST | |
712 | SIGNAL_TYPE_EDP | |
713 | SIGNAL_TYPE_HDMI_TYPE_A; |
714 | |
715 | /* For DCE 8.0 and 8.1, by design, UNIPHY is hardwired to DIG_BE. |
716 | * SW always assign DIG_FE 1:1 mapped to DIG_FE for non-MST UNIPHY. |
717 | * SW assign DIG_FE to non-MST UNIPHY first and MST last. So prefer |
718 | * DIG is per UNIPHY and used by SST DP, eDP, HDMI, DVI and LVDS. |
719 | * Prefer DIG assignment is decided by board design. |
720 | * For DCE 8.0, there are only max 6 UNIPHYs, we assume board design |
721 | * and VBIOS will filter out 7 UNIPHY for DCE 8.0. |
722 | * By this, adding DIGG should not hurt DCE 8.0. |
723 | * This will let DCE 8.1 share DCE 8.0 as much as possible |
724 | */ |
725 | |
726 | enc10->link_regs = link_regs; |
727 | enc10->aux_regs = aux_regs; |
728 | enc10->hpd_regs = hpd_regs; |
729 | enc10->link_shift = link_shift; |
730 | enc10->link_mask = link_mask; |
731 | |
732 | switch (enc10->base.transmitter) { |
733 | case TRANSMITTER_UNIPHY_A: |
734 | enc10->base.preferred_engine = ENGINE_ID_DIGA; |
735 | break; |
736 | case TRANSMITTER_UNIPHY_B: |
737 | enc10->base.preferred_engine = ENGINE_ID_DIGB; |
738 | break; |
739 | case TRANSMITTER_UNIPHY_C: |
740 | enc10->base.preferred_engine = ENGINE_ID_DIGC; |
741 | break; |
742 | case TRANSMITTER_UNIPHY_D: |
743 | enc10->base.preferred_engine = ENGINE_ID_DIGD; |
744 | break; |
745 | case TRANSMITTER_UNIPHY_E: |
746 | enc10->base.preferred_engine = ENGINE_ID_DIGE; |
747 | break; |
748 | case TRANSMITTER_UNIPHY_F: |
749 | enc10->base.preferred_engine = ENGINE_ID_DIGF; |
750 | break; |
751 | case TRANSMITTER_UNIPHY_G: |
752 | enc10->base.preferred_engine = ENGINE_ID_DIGG; |
753 | break; |
754 | default: |
755 | ASSERT_CRITICAL(false)do { if (({ int __ret = !!(!(0)); if (__ret) printf("WARNING %s failed at %s:%d\n" , "!(0)", "/usr/src/sys/dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c" , 755); __builtin_expect(!!(__ret), 0); })) do {} while (0); } while (0); |
756 | enc10->base.preferred_engine = ENGINE_ID_UNKNOWN; |
757 | } |
758 | |
759 | /* default to one to mirror Windows behavior */ |
760 | enc10->base.features.flags.bits.HDMI_6GB_EN = 1; |
761 | |
762 | result = bp_funcs->get_encoder_cap_info(enc10->base.ctx->dc_bios, |
763 | enc10->base.id, &bp_cap_info); |
764 | |
765 | /* Override features with DCE-specific values */ |
766 | if (result == BP_RESULT_OK) { |
767 | enc10->base.features.flags.bits.IS_HBR2_CAPABLE = |
768 | bp_cap_info.DP_HBR2_EN; |
769 | enc10->base.features.flags.bits.IS_HBR3_CAPABLE = |
770 | bp_cap_info.DP_HBR3_EN; |
771 | enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN; |
772 | enc10->base.features.flags.bits.DP_IS_USB_C = |
773 | bp_cap_info.DP_IS_USB_C; |
774 | } else { |
775 | DC_LOG_WARNING("%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n",printk("\0014" "[" "drm" "] " "%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n" , __func__, result) |
776 | __func__,printk("\0014" "[" "drm" "] " "%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n" , __func__, result) |
777 | result)printk("\0014" "[" "drm" "] " "%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n" , __func__, result); |
778 | } |
779 | if (enc10->base.ctx->dc->debug.hdmi20_disable) { |
780 | enc10->base.features.flags.bits.HDMI_6GB_EN = 0; |
781 | } |
782 | } |
783 | |
784 | bool_Bool dcn10_link_encoder_validate_output_with_stream( |
785 | struct link_encoder *enc, |
786 | const struct dc_stream_state *stream) |
787 | { |
788 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
789 | bool_Bool is_valid; |
790 | |
791 | //if SCDC (340-600MHz) is disabled, set to HDMI 1.4 timing limit |
792 | if (stream->sink->edid_caps.panel_patch.skip_scdc_overwrite && |
793 | enc10->base.features.max_hdmi_pixel_clock > 300000) |
794 | enc10->base.features.max_hdmi_pixel_clock = 300000; |
795 | |
796 | switch (stream->signal) { |
797 | case SIGNAL_TYPE_DVI_SINGLE_LINK: |
798 | case SIGNAL_TYPE_DVI_DUAL_LINK: |
799 | is_valid = dcn10_link_encoder_validate_dvi_output( |
800 | enc10, |
801 | stream->link->connector_signal, |
802 | stream->signal, |
803 | &stream->timing); |
804 | break; |
805 | case SIGNAL_TYPE_HDMI_TYPE_A: |
806 | is_valid = dcn10_link_encoder_validate_hdmi_output( |
807 | enc10, |
808 | &stream->timing, |
809 | &stream->sink->edid_caps, |
810 | stream->phy_pix_clk * 10); |
811 | break; |
812 | case SIGNAL_TYPE_DISPLAY_PORT: |
813 | case SIGNAL_TYPE_DISPLAY_PORT_MST: |
814 | is_valid = dcn10_link_encoder_validate_dp_output( |
815 | enc10, &stream->timing); |
816 | break; |
817 | case SIGNAL_TYPE_EDP: |
818 | is_valid = (stream->timing.pixel_encoding == PIXEL_ENCODING_RGB) ? true1 : false0; |
819 | break; |
820 | case SIGNAL_TYPE_VIRTUAL: |
821 | is_valid = true1; |
822 | break; |
823 | default: |
824 | is_valid = false0; |
825 | break; |
826 | } |
827 | |
828 | return is_valid; |
829 | } |
830 | |
831 | void dcn10_link_encoder_hw_init( |
832 | struct link_encoder *enc) |
833 | { |
834 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
835 | struct bp_transmitter_control cntl = { 0 }; |
836 | enum bp_result result; |
837 | |
838 | cntl.action = TRANSMITTER_CONTROL_INIT; |
839 | cntl.engine_id = ENGINE_ID_UNKNOWN; |
840 | cntl.transmitter = enc10->base.transmitter; |
841 | cntl.connector_obj_id = enc10->base.connector; |
842 | cntl.lanes_number = LANE_COUNT_FOUR; |
843 | cntl.coherent = false0; |
844 | cntl.hpd_sel = enc10->base.hpd_source; |
845 | |
846 | if (enc10->base.connector.id == CONNECTOR_ID_EDP) |
847 | cntl.signal = SIGNAL_TYPE_EDP; |
848 | |
849 | result = link_transmitter_control(enc10, &cntl); |
850 | |
851 | if (result != BP_RESULT_OK) { |
852 | DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ) |
853 | __func__)__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ); |
854 | BREAK_TO_DEBUGGER()do { __drm_dbg(DRM_UT_DRIVER, "%s():%d\n", __func__, 854); do {} while (0); } while (0); |
855 | return; |
856 | } |
857 | |
858 | if (enc10->base.connector.id == CONNECTOR_ID_LVDS) { |
859 | cntl.action = TRANSMITTER_CONTROL_BACKLIGHT_BRIGHTNESS; |
860 | |
861 | result = link_transmitter_control(enc10, &cntl); |
862 | |
863 | ASSERT(result == BP_RESULT_OK)do { if (({ static int __warned; int __ret = !!(!(result == BP_RESULT_OK )); if (__ret && !__warned) { printf("WARNING %s failed at %s:%d\n" , "!(result == BP_RESULT_OK)", "/usr/src/sys/dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c" , 863); __warned = 1; } __builtin_expect(!!(__ret), 0); })) do {} while (0); } while (0); |
864 | |
865 | } |
866 | dcn10_aux_initialize(enc10); |
867 | |
868 | /* reinitialize HPD. |
869 | * hpd_initialize() will pass DIG_FE id to HW context. |
870 | * All other routine within HW context will use fe_engine_offset |
871 | * as DIG_FE id even caller pass DIG_FE id. |
872 | * So this routine must be called first. |
873 | */ |
874 | hpd_initialize(enc10); |
875 | } |
876 | |
877 | void dcn10_link_encoder_destroy(struct link_encoder **enc) |
878 | { |
879 | kfree(TO_DCN10_LINK_ENC(*enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (*enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );})); |
880 | *enc = NULL((void *)0); |
881 | } |
882 | |
883 | void dcn10_link_encoder_setup( |
884 | struct link_encoder *enc, |
885 | enum amd_signal_type signal) |
886 | { |
887 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
888 | |
889 | switch (signal) { |
890 | case SIGNAL_TYPE_EDP: |
891 | case SIGNAL_TYPE_DISPLAY_PORT: |
892 | /* DP SST */ |
893 | REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_MODE, enc10 ->link_mask->DIG_MODE, 0); |
894 | break; |
895 | case SIGNAL_TYPE_LVDS: |
896 | /* LVDS */ |
897 | REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_MODE, enc10 ->link_mask->DIG_MODE, 1); |
898 | break; |
899 | case SIGNAL_TYPE_DVI_SINGLE_LINK: |
900 | case SIGNAL_TYPE_DVI_DUAL_LINK: |
901 | /* TMDS-DVI */ |
902 | REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 2)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_MODE, enc10 ->link_mask->DIG_MODE, 2); |
903 | break; |
904 | case SIGNAL_TYPE_HDMI_TYPE_A: |
905 | /* TMDS-HDMI */ |
906 | REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 3)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_MODE, enc10 ->link_mask->DIG_MODE, 3); |
907 | break; |
908 | case SIGNAL_TYPE_DISPLAY_PORT_MST: |
909 | /* DP MST */ |
910 | REG_UPDATE(DIG_BE_CNTL, DIG_MODE, 5)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_MODE, enc10 ->link_mask->DIG_MODE, 5); |
911 | break; |
912 | default: |
913 | ASSERT_CRITICAL(false)do { if (({ int __ret = !!(!(0)); if (__ret) printf("WARNING %s failed at %s:%d\n" , "!(0)", "/usr/src/sys/dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c" , 913); __builtin_expect(!!(__ret), 0); })) do {} while (0); } while (0); |
914 | /* invalid mode ! */ |
915 | break; |
916 | } |
917 | |
918 | } |
919 | |
920 | /* TODO: still need depth or just pass in adjusted pixel clock? */ |
921 | void dcn10_link_encoder_enable_tmds_output( |
922 | struct link_encoder *enc, |
923 | enum clock_source_id clock_source, |
924 | enum dc_color_depth color_depth, |
925 | enum amd_signal_type signal, |
926 | uint32_t pixel_clock) |
927 | { |
928 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
929 | struct bp_transmitter_control cntl = { 0 }; |
930 | enum bp_result result; |
931 | |
932 | /* Enable the PHY */ |
933 | |
934 | cntl.action = TRANSMITTER_CONTROL_ENABLE; |
935 | cntl.engine_id = enc->preferred_engine; |
936 | cntl.transmitter = enc10->base.transmitter; |
937 | cntl.pll_id = clock_source; |
938 | cntl.signal = signal; |
939 | if (cntl.signal == SIGNAL_TYPE_DVI_DUAL_LINK) |
940 | cntl.lanes_number = 8; |
941 | else |
942 | cntl.lanes_number = 4; |
943 | |
944 | cntl.hpd_sel = enc10->base.hpd_source; |
945 | |
946 | cntl.pixel_clock = pixel_clock; |
947 | cntl.color_depth = color_depth; |
948 | |
949 | result = link_transmitter_control(enc10, &cntl); |
950 | |
951 | if (result != BP_RESULT_OK) { |
952 | DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ) |
953 | __func__)__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ); |
954 | BREAK_TO_DEBUGGER()do { __drm_dbg(DRM_UT_DRIVER, "%s():%d\n", __func__, 954); do {} while (0); } while (0); |
955 | } |
956 | } |
957 | |
958 | /* enables DP PHY output */ |
959 | void dcn10_link_encoder_enable_dp_output( |
960 | struct link_encoder *enc, |
961 | const struct dc_link_settings *link_settings, |
962 | enum clock_source_id clock_source) |
963 | { |
964 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
965 | struct bp_transmitter_control cntl = { 0 }; |
966 | enum bp_result result; |
967 | |
968 | /* Enable the PHY */ |
969 | |
970 | /* number_of_lanes is used for pixel clock adjust, |
971 | * but it's not passed to asic_control. |
972 | * We need to set number of lanes manually. |
973 | */ |
974 | enc1_configure_encoder(enc10, link_settings); |
975 | |
976 | cntl.action = TRANSMITTER_CONTROL_ENABLE; |
977 | cntl.engine_id = enc->preferred_engine; |
978 | cntl.transmitter = enc10->base.transmitter; |
979 | cntl.pll_id = clock_source; |
980 | cntl.signal = SIGNAL_TYPE_DISPLAY_PORT; |
981 | cntl.lanes_number = link_settings->lane_count; |
982 | cntl.hpd_sel = enc10->base.hpd_source; |
983 | cntl.pixel_clock = link_settings->link_rate |
984 | * LINK_RATE_REF_FREQ_IN_KHZ; |
985 | /* TODO: check if undefined works */ |
986 | cntl.color_depth = COLOR_DEPTH_UNDEFINED; |
987 | |
988 | result = link_transmitter_control(enc10, &cntl); |
989 | |
990 | if (result != BP_RESULT_OK) { |
991 | DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ) |
992 | __func__)__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ); |
993 | BREAK_TO_DEBUGGER()do { __drm_dbg(DRM_UT_DRIVER, "%s():%d\n", __func__, 993); do {} while (0); } while (0); |
994 | } |
995 | } |
996 | |
997 | /* enables DP PHY output in MST mode */ |
998 | void dcn10_link_encoder_enable_dp_mst_output( |
999 | struct link_encoder *enc, |
1000 | const struct dc_link_settings *link_settings, |
1001 | enum clock_source_id clock_source) |
1002 | { |
1003 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1004 | struct bp_transmitter_control cntl = { 0 }; |
1005 | enum bp_result result; |
1006 | |
1007 | /* Enable the PHY */ |
1008 | |
1009 | /* number_of_lanes is used for pixel clock adjust, |
1010 | * but it's not passed to asic_control. |
1011 | * We need to set number of lanes manually. |
1012 | */ |
1013 | enc1_configure_encoder(enc10, link_settings); |
1014 | |
1015 | cntl.action = TRANSMITTER_CONTROL_ENABLE; |
1016 | cntl.engine_id = ENGINE_ID_UNKNOWN; |
1017 | cntl.transmitter = enc10->base.transmitter; |
1018 | cntl.pll_id = clock_source; |
1019 | cntl.signal = SIGNAL_TYPE_DISPLAY_PORT_MST; |
1020 | cntl.lanes_number = link_settings->lane_count; |
1021 | cntl.hpd_sel = enc10->base.hpd_source; |
1022 | cntl.pixel_clock = link_settings->link_rate |
1023 | * LINK_RATE_REF_FREQ_IN_KHZ; |
1024 | /* TODO: check if undefined works */ |
1025 | cntl.color_depth = COLOR_DEPTH_UNDEFINED; |
1026 | |
1027 | result = link_transmitter_control(enc10, &cntl); |
1028 | |
1029 | if (result != BP_RESULT_OK) { |
1030 | DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ) |
1031 | __func__)__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ); |
1032 | BREAK_TO_DEBUGGER()do { __drm_dbg(DRM_UT_DRIVER, "%s():%d\n", __func__, 1032); do {} while (0); } while (0); |
1033 | } |
1034 | } |
1035 | /* |
1036 | * @brief |
1037 | * Disable transmitter and its encoder |
1038 | */ |
1039 | void dcn10_link_encoder_disable_output( |
1040 | struct link_encoder *enc, |
1041 | enum amd_signal_type signal) |
1042 | { |
1043 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1044 | struct bp_transmitter_control cntl = { 0 }; |
1045 | enum bp_result result; |
1046 | |
1047 | if (!dcn10_is_dig_enabled(enc)) { |
1048 | /* OF_SKIP_POWER_DOWN_INACTIVE_ENCODER */ |
1049 | /*in DP_Alt_No_Connect case, we turn off the dig already, |
1050 | after excuation the PHY w/a sequence, not allow touch PHY any more*/ |
1051 | return; |
1052 | } |
1053 | /* Power-down RX and disable GPU PHY should be paired. |
1054 | * Disabling PHY without powering down RX may cause |
1055 | * symbol lock loss, on which we will get DP Sink interrupt. |
1056 | */ |
1057 | |
1058 | /* There is a case for the DP active dongles |
1059 | * where we want to disable the PHY but keep RX powered, |
1060 | * for those we need to ignore DP Sink interrupt |
1061 | * by checking lane count that has been set |
1062 | * on the last do_enable_output(). |
1063 | */ |
1064 | |
1065 | /* disable transmitter */ |
1066 | cntl.action = TRANSMITTER_CONTROL_DISABLE; |
1067 | cntl.transmitter = enc10->base.transmitter; |
1068 | cntl.hpd_sel = enc10->base.hpd_source; |
1069 | cntl.signal = signal; |
1070 | cntl.connector_obj_id = enc10->base.connector; |
1071 | |
1072 | result = link_transmitter_control(enc10, &cntl); |
1073 | |
1074 | if (result != BP_RESULT_OK) { |
1075 | DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n",__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ) |
1076 | __func__)__drm_err("%s: Failed to execute VBIOS command table!\n", __func__ ); |
1077 | BREAK_TO_DEBUGGER()do { __drm_dbg(DRM_UT_DRIVER, "%s():%d\n", __func__, 1077); do {} while (0); } while (0); |
1078 | return; |
1079 | } |
1080 | |
1081 | /* disable encoder */ |
1082 | if (dc_is_dp_signal(signal)) |
1083 | link_encoder_disable(enc10); |
1084 | } |
1085 | |
1086 | void dcn10_link_encoder_dp_set_lane_settings( |
1087 | struct link_encoder *enc, |
1088 | const struct link_training_settings *link_settings) |
1089 | { |
1090 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1091 | union dpcd_training_lane_set training_lane_set = { { 0 } }; |
1092 | int32_t lane = 0; |
1093 | struct bp_transmitter_control cntl = { 0 }; |
1094 | |
1095 | if (!link_settings) { |
1096 | BREAK_TO_DEBUGGER()do { __drm_dbg(DRM_UT_DRIVER, "%s():%d\n", __func__, 1096); do {} while (0); } while (0); |
1097 | return; |
1098 | } |
1099 | |
1100 | cntl.action = TRANSMITTER_CONTROL_SET_VOLTAGE_AND_PREEMPASIS; |
1101 | cntl.transmitter = enc10->base.transmitter; |
1102 | cntl.connector_obj_id = enc10->base.connector; |
1103 | cntl.lanes_number = link_settings->link_settings.lane_count; |
1104 | cntl.hpd_sel = enc10->base.hpd_source; |
1105 | cntl.pixel_clock = link_settings->link_settings.link_rate * |
1106 | LINK_RATE_REF_FREQ_IN_KHZ; |
1107 | |
1108 | for (lane = 0; lane < link_settings->link_settings.lane_count; lane++) { |
1109 | /* translate lane settings */ |
1110 | |
1111 | training_lane_set.bits.VOLTAGE_SWING_SET = |
1112 | link_settings->lane_settings[lane].VOLTAGE_SWING; |
1113 | training_lane_set.bits.PRE_EMPHASIS_SET = |
1114 | link_settings->lane_settings[lane].PRE_EMPHASIS; |
1115 | |
1116 | /* post cursor 2 setting only applies to HBR2 link rate */ |
1117 | if (link_settings->link_settings.link_rate == LINK_RATE_HIGH2) { |
1118 | /* this is passed to VBIOS |
1119 | * to program post cursor 2 level |
1120 | */ |
1121 | training_lane_set.bits.POST_CURSOR2_SET = |
1122 | link_settings->lane_settings[lane].POST_CURSOR2; |
1123 | } |
1124 | |
1125 | cntl.lane_select = lane; |
1126 | cntl.lane_settings = training_lane_set.raw; |
1127 | |
1128 | /* call VBIOS table to set voltage swing and pre-emphasis */ |
1129 | link_transmitter_control(enc10, &cntl); |
1130 | } |
1131 | } |
1132 | |
1133 | /* set DP PHY test and training patterns */ |
1134 | void dcn10_link_encoder_dp_set_phy_pattern( |
1135 | struct link_encoder *enc, |
1136 | const struct encoder_set_dp_phy_pattern_param *param) |
1137 | { |
1138 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1139 | |
1140 | switch (param->dp_phy_pattern) { |
1141 | case DP_TEST_PATTERN_TRAINING_PATTERN1: |
1142 | dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 0); |
1143 | break; |
1144 | case DP_TEST_PATTERN_TRAINING_PATTERN2: |
1145 | dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 1); |
1146 | break; |
1147 | case DP_TEST_PATTERN_TRAINING_PATTERN3: |
1148 | dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 2); |
1149 | break; |
1150 | case DP_TEST_PATTERN_TRAINING_PATTERN4: |
1151 | dcn10_link_encoder_set_dp_phy_pattern_training_pattern(enc, 3); |
1152 | break; |
1153 | case DP_TEST_PATTERN_D102: |
1154 | set_dp_phy_pattern_d102(enc10); |
1155 | break; |
1156 | case DP_TEST_PATTERN_SYMBOL_ERROR: |
1157 | set_dp_phy_pattern_symbol_error(enc10); |
1158 | break; |
1159 | case DP_TEST_PATTERN_PRBS7: |
1160 | set_dp_phy_pattern_prbs7(enc10); |
1161 | break; |
1162 | case DP_TEST_PATTERN_80BIT_CUSTOM: |
1163 | set_dp_phy_pattern_80bit_custom( |
1164 | enc10, param->custom_pattern); |
1165 | break; |
1166 | case DP_TEST_PATTERN_CP2520_1: |
1167 | set_dp_phy_pattern_hbr2_compliance_cp2520_2(enc10, 1); |
1168 | break; |
1169 | case DP_TEST_PATTERN_CP2520_2: |
1170 | set_dp_phy_pattern_hbr2_compliance_cp2520_2(enc10, 2); |
1171 | break; |
1172 | case DP_TEST_PATTERN_CP2520_3: |
1173 | set_dp_phy_pattern_hbr2_compliance_cp2520_2(enc10, 3); |
1174 | break; |
1175 | case DP_TEST_PATTERN_VIDEO_MODE: { |
1176 | set_dp_phy_pattern_passthrough_mode( |
1177 | enc10, param->dp_panel_mode); |
1178 | break; |
1179 | } |
1180 | |
1181 | default: |
1182 | /* invalid phy pattern */ |
1183 | ASSERT_CRITICAL(false)do { if (({ int __ret = !!(!(0)); if (__ret) printf("WARNING %s failed at %s:%d\n" , "!(0)", "/usr/src/sys/dev/pci/drm/amd/display/dc/dcn10/dcn10_link_encoder.c" , 1183); __builtin_expect(!!(__ret), 0); })) do {} while (0); } while (0); |
1184 | break; |
1185 | } |
1186 | } |
1187 | |
1188 | static void fill_stream_allocation_row_info( |
1189 | const struct link_mst_stream_allocation *stream_allocation, |
1190 | uint32_t *src, |
1191 | uint32_t *slots) |
1192 | { |
1193 | const struct stream_encoder *stream_enc = stream_allocation->stream_enc; |
1194 | |
1195 | if (stream_enc) { |
1196 | *src = stream_enc->id; |
1197 | *slots = stream_allocation->slot_count; |
1198 | } else { |
1199 | *src = 0; |
1200 | *slots = 0; |
1201 | } |
1202 | } |
1203 | |
1204 | /* programs DP MST VC payload allocation */ |
1205 | void dcn10_link_encoder_update_mst_stream_allocation_table( |
1206 | struct link_encoder *enc, |
1207 | const struct link_mst_stream_allocation_table *table) |
1208 | { |
1209 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1210 | uint32_t value0 = 0; |
1211 | uint32_t value1 = 0; |
1212 | uint32_t value2 = 0; |
1213 | uint32_t slots = 0; |
1214 | uint32_t src = 0; |
1215 | uint32_t retries = 0; |
1216 | |
1217 | /* For CZ, there are only 3 pipes. So Virtual channel is up 3.*/ |
1218 | |
1219 | /* --- Set MSE Stream Attribute - |
1220 | * Setup VC Payload Table on Tx Side, |
1221 | * Issue allocation change trigger |
1222 | * to commit payload on both tx and rx side |
1223 | */ |
1224 | |
1225 | /* we should clean-up table each time */ |
1226 | |
1227 | if (table->stream_count >= 1) { |
1228 | fill_stream_allocation_row_info( |
1229 | &table->stream_allocations[0], |
1230 | &src, |
1231 | &slots); |
1232 | } else { |
1233 | src = 0; |
1234 | slots = 0; |
1235 | } |
1236 | |
1237 | REG_UPDATE_2(DP_MSE_SAT0,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT0), 2, enc10->link_shift->DP_MSE_SAT_SRC0 , enc10->link_mask->DP_MSE_SAT_SRC0, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT0, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT0 , slots) |
1238 | DP_MSE_SAT_SRC0, src,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT0), 2, enc10->link_shift->DP_MSE_SAT_SRC0 , enc10->link_mask->DP_MSE_SAT_SRC0, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT0, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT0 , slots) |
1239 | DP_MSE_SAT_SLOT_COUNT0, slots)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT0), 2, enc10->link_shift->DP_MSE_SAT_SRC0 , enc10->link_mask->DP_MSE_SAT_SRC0, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT0, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT0 , slots); |
1240 | |
1241 | if (table->stream_count >= 2) { |
1242 | fill_stream_allocation_row_info( |
1243 | &table->stream_allocations[1], |
1244 | &src, |
1245 | &slots); |
1246 | } else { |
1247 | src = 0; |
1248 | slots = 0; |
1249 | } |
1250 | |
1251 | REG_UPDATE_2(DP_MSE_SAT0,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT0), 2, enc10->link_shift->DP_MSE_SAT_SRC1 , enc10->link_mask->DP_MSE_SAT_SRC1, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT1, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT1 , slots) |
1252 | DP_MSE_SAT_SRC1, src,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT0), 2, enc10->link_shift->DP_MSE_SAT_SRC1 , enc10->link_mask->DP_MSE_SAT_SRC1, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT1, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT1 , slots) |
1253 | DP_MSE_SAT_SLOT_COUNT1, slots)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT0), 2, enc10->link_shift->DP_MSE_SAT_SRC1 , enc10->link_mask->DP_MSE_SAT_SRC1, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT1, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT1 , slots); |
1254 | |
1255 | if (table->stream_count >= 3) { |
1256 | fill_stream_allocation_row_info( |
1257 | &table->stream_allocations[2], |
1258 | &src, |
1259 | &slots); |
1260 | } else { |
1261 | src = 0; |
1262 | slots = 0; |
1263 | } |
1264 | |
1265 | REG_UPDATE_2(DP_MSE_SAT1,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT1), 2, enc10->link_shift->DP_MSE_SAT_SRC2 , enc10->link_mask->DP_MSE_SAT_SRC2, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT2, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT2 , slots) |
1266 | DP_MSE_SAT_SRC2, src,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT1), 2, enc10->link_shift->DP_MSE_SAT_SRC2 , enc10->link_mask->DP_MSE_SAT_SRC2, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT2, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT2 , slots) |
1267 | DP_MSE_SAT_SLOT_COUNT2, slots)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT1), 2, enc10->link_shift->DP_MSE_SAT_SRC2 , enc10->link_mask->DP_MSE_SAT_SRC2, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT2, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT2 , slots); |
1268 | |
1269 | if (table->stream_count >= 4) { |
1270 | fill_stream_allocation_row_info( |
1271 | &table->stream_allocations[3], |
1272 | &src, |
1273 | &slots); |
1274 | } else { |
1275 | src = 0; |
1276 | slots = 0; |
1277 | } |
1278 | |
1279 | REG_UPDATE_2(DP_MSE_SAT1,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT1), 2, enc10->link_shift->DP_MSE_SAT_SRC3 , enc10->link_mask->DP_MSE_SAT_SRC3, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT3, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT3 , slots) |
1280 | DP_MSE_SAT_SRC3, src,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT1), 2, enc10->link_shift->DP_MSE_SAT_SRC3 , enc10->link_mask->DP_MSE_SAT_SRC3, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT3, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT3 , slots) |
1281 | DP_MSE_SAT_SLOT_COUNT3, slots)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT1), 2, enc10->link_shift->DP_MSE_SAT_SRC3 , enc10->link_mask->DP_MSE_SAT_SRC3, src, enc10->link_shift ->DP_MSE_SAT_SLOT_COUNT3, enc10->link_mask->DP_MSE_SAT_SLOT_COUNT3 , slots); |
1282 | |
1283 | /* --- wait for transaction finish */ |
1284 | |
1285 | /* send allocation change trigger (ACT) ? |
1286 | * this step first sends the ACT, |
1287 | * then double buffers the SAT into the hardware |
1288 | * making the new allocation active on the DP MST mode link |
1289 | */ |
1290 | |
1291 | /* DP_MSE_SAT_UPDATE: |
1292 | * 0 - No Action |
1293 | * 1 - Update SAT with trigger |
1294 | * 2 - Update SAT without trigger |
1295 | */ |
1296 | REG_UPDATE(DP_MSE_SAT_UPDATE,generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT_UPDATE), 1, enc10->link_shift->DP_MSE_SAT_UPDATE , enc10->link_mask->DP_MSE_SAT_UPDATE, 1) |
1297 | DP_MSE_SAT_UPDATE, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DP_MSE_SAT_UPDATE), 1, enc10->link_shift->DP_MSE_SAT_UPDATE , enc10->link_mask->DP_MSE_SAT_UPDATE, 1); |
1298 | |
1299 | /* wait for update to complete |
1300 | * (i.e. DP_MSE_SAT_UPDATE field is reset to 0) |
1301 | * then wait for the transmission |
1302 | * of at least 16 MTP headers on immediate local link. |
1303 | * i.e. DP_MSE_16_MTP_KEEPOUT field (read only) is reset to 0 |
1304 | * a value of 1 indicates that DP MST mode |
1305 | * is in the 16 MTP keepout region after a VC has been added. |
1306 | * MST stream bandwidth (VC rate) can be configured |
1307 | * after this bit is cleared |
1308 | */ |
1309 | do { |
1310 | udelay(10); |
1311 | |
1312 | value0 = REG_READ(DP_MSE_SAT_UPDATE)dm_read_reg_func(enc10->base.ctx, (enc10->link_regs-> DP_MSE_SAT_UPDATE), __func__); |
Value stored to 'value0' is never read | |
1313 | |
1314 | REG_GET(DP_MSE_SAT_UPDATE,generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DP_MSE_SAT_UPDATE), enc10->link_shift->DP_MSE_SAT_UPDATE , enc10->link_mask->DP_MSE_SAT_UPDATE, &value1) |
1315 | DP_MSE_SAT_UPDATE, &value1)generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DP_MSE_SAT_UPDATE), enc10->link_shift->DP_MSE_SAT_UPDATE , enc10->link_mask->DP_MSE_SAT_UPDATE, &value1); |
1316 | |
1317 | REG_GET(DP_MSE_SAT_UPDATE,generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DP_MSE_SAT_UPDATE), enc10->link_shift->DP_MSE_16_MTP_KEEPOUT , enc10->link_mask->DP_MSE_16_MTP_KEEPOUT, &value2) |
1318 | DP_MSE_16_MTP_KEEPOUT, &value2)generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DP_MSE_SAT_UPDATE), enc10->link_shift->DP_MSE_16_MTP_KEEPOUT , enc10->link_mask->DP_MSE_16_MTP_KEEPOUT, &value2); |
1319 | |
1320 | /* bit field DP_MSE_SAT_UPDATE is set to 1 already */ |
1321 | if (!value1 && !value2) |
1322 | break; |
1323 | ++retries; |
1324 | } while (retries < DP_MST_UPDATE_MAX_RETRY); |
1325 | } |
1326 | |
1327 | void dcn10_link_encoder_connect_dig_be_to_fe( |
1328 | struct link_encoder *enc, |
1329 | enum engine_id engine, |
1330 | bool_Bool connect) |
1331 | { |
1332 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1333 | uint32_t field; |
1334 | |
1335 | if (engine != ENGINE_ID_UNKNOWN) { |
1336 | |
1337 | REG_GET(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, &field)generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DIG_BE_CNTL), enc10->link_shift->DIG_FE_SOURCE_SELECT, enc10 ->link_mask->DIG_FE_SOURCE_SELECT, &field); |
1338 | |
1339 | if (connect) |
1340 | field |= get_frontend_source(engine); |
1341 | else |
1342 | field &= ~get_frontend_source(engine); |
1343 | |
1344 | REG_UPDATE(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, field)generic_reg_update_ex(enc10->base.ctx, (enc10->link_regs ->DIG_BE_CNTL), 1, enc10->link_shift->DIG_FE_SOURCE_SELECT , enc10->link_mask->DIG_FE_SOURCE_SELECT, field); |
1345 | } |
1346 | } |
1347 | |
1348 | |
1349 | #define HPD_REG(reg)(enc10->hpd_regs->reg)\ |
1350 | (enc10->hpd_regs->reg) |
1351 | |
1352 | #define HPD_REG_READ(reg_name)dm_read_reg_func(enc10->base.ctx, (enc10->hpd_regs-> reg_name), __func__) \ |
1353 | dm_read_reg(CTX, HPD_REG(reg_name))dm_read_reg_func(enc10->base.ctx, (enc10->hpd_regs-> reg_name), __func__) |
1354 | |
1355 | #define HPD_REG_UPDATE_N(reg_name, n, ...)generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->reg_name), n, ...) \ |
1356 | generic_reg_update_ex(CTXenc10->base.ctx, \ |
1357 | HPD_REG(reg_name)(enc10->hpd_regs->reg_name), \ |
1358 | n, __VA_ARGS__) |
1359 | |
1360 | #define HPD_REG_UPDATE(reg_name, field, val)generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->reg_name), 1, enc10->link_shift->field, enc10-> link_mask->field, val) \ |
1361 | HPD_REG_UPDATE_N(reg_name, 1, \generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->reg_name), 1, enc10->link_shift->field, enc10-> link_mask->field, val) |
1362 | FN(reg_name, field), val)generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->reg_name), 1, enc10->link_shift->field, enc10-> link_mask->field, val) |
1363 | |
1364 | void dcn10_link_encoder_enable_hpd(struct link_encoder *enc) |
1365 | { |
1366 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1367 | |
1368 | HPD_REG_UPDATE(DC_HPD_CONTROL,generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->DC_HPD_CONTROL), 1, enc10->link_shift->DC_HPD_EN, enc10 ->link_mask->DC_HPD_EN, 1) |
1369 | DC_HPD_EN, 1)generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->DC_HPD_CONTROL), 1, enc10->link_shift->DC_HPD_EN, enc10 ->link_mask->DC_HPD_EN, 1); |
1370 | } |
1371 | |
1372 | void dcn10_link_encoder_disable_hpd(struct link_encoder *enc) |
1373 | { |
1374 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1375 | |
1376 | HPD_REG_UPDATE(DC_HPD_CONTROL,generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->DC_HPD_CONTROL), 1, enc10->link_shift->DC_HPD_EN, enc10 ->link_mask->DC_HPD_EN, 0) |
1377 | DC_HPD_EN, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->hpd_regs ->DC_HPD_CONTROL), 1, enc10->link_shift->DC_HPD_EN, enc10 ->link_mask->DC_HPD_EN, 0); |
1378 | } |
1379 | |
1380 | #define AUX_REG(reg)(enc10->aux_regs->reg)\ |
1381 | (enc10->aux_regs->reg) |
1382 | |
1383 | #define AUX_REG_READ(reg_name)dm_read_reg_func(enc10->base.ctx, (enc10->aux_regs-> reg_name), __func__) \ |
1384 | dm_read_reg(CTX, AUX_REG(reg_name))dm_read_reg_func(enc10->base.ctx, (enc10->aux_regs-> reg_name), __func__) |
1385 | |
1386 | #define AUX_REG_UPDATE_N(reg_name, n, ...)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg_name), n, ...) \ |
1387 | generic_reg_update_ex(CTXenc10->base.ctx, \ |
1388 | AUX_REG(reg_name)(enc10->aux_regs->reg_name), \ |
1389 | n, __VA_ARGS__) |
1390 | |
1391 | #define AUX_REG_UPDATE(reg_name, field, val)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg_name), 1, enc10->link_shift->field, enc10-> link_mask->field, val) \ |
1392 | AUX_REG_UPDATE_N(reg_name, 1, \generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg_name), 1, enc10->link_shift->field, enc10-> link_mask->field, val) |
1393 | FN(reg_name, field), val)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg_name), 1, enc10->link_shift->field, enc10-> link_mask->field, val) |
1394 | |
1395 | #define AUX_REG_UPDATE_2(reg, f1, v1, f2, v2)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg), 2, enc10->link_shift->f1, enc10->link_mask ->f1, v1, enc10->link_shift->f2, enc10->link_mask ->f2, v2) \ |
1396 | AUX_REG_UPDATE_N(reg, 2,\generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg), 2, enc10->link_shift->f1, enc10->link_mask ->f1, v1, enc10->link_shift->f2, enc10->link_mask ->f2, v2) |
1397 | FN(reg, f1), v1,\generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg), 2, enc10->link_shift->f1, enc10->link_mask ->f1, v1, enc10->link_shift->f2, enc10->link_mask ->f2, v2) |
1398 | FN(reg, f2), v2)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->reg), 2, enc10->link_shift->f1, enc10->link_mask ->f1, v1, enc10->link_shift->f2, enc10->link_mask ->f2, v2) |
1399 | |
1400 | void dcn10_aux_initialize(struct dcn10_link_encoder *enc10) |
1401 | { |
1402 | enum hpd_source_id hpd_source = enc10->base.hpd_source; |
1403 | |
1404 | AUX_REG_UPDATE_2(AUX_CONTROL,generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->AUX_CONTROL), 2, enc10->link_shift->AUX_HPD_SEL, enc10 ->link_mask->AUX_HPD_SEL, hpd_source, enc10->link_shift ->AUX_LS_READ_EN, enc10->link_mask->AUX_LS_READ_EN, 0 ) |
1405 | AUX_HPD_SEL, hpd_source,generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->AUX_CONTROL), 2, enc10->link_shift->AUX_HPD_SEL, enc10 ->link_mask->AUX_HPD_SEL, hpd_source, enc10->link_shift ->AUX_LS_READ_EN, enc10->link_mask->AUX_LS_READ_EN, 0 ) |
1406 | AUX_LS_READ_EN, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->AUX_CONTROL), 2, enc10->link_shift->AUX_HPD_SEL, enc10 ->link_mask->AUX_HPD_SEL, hpd_source, enc10->link_shift ->AUX_LS_READ_EN, enc10->link_mask->AUX_LS_READ_EN, 0 ); |
1407 | |
1408 | /* 1/4 window (the maximum allowed) */ |
1409 | AUX_REG_UPDATE(AUX_DPHY_RX_CONTROL0,generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->AUX_DPHY_RX_CONTROL0), 1, enc10->link_shift->AUX_RX_RECEIVE_WINDOW , enc10->link_mask->AUX_RX_RECEIVE_WINDOW, 0) |
1410 | AUX_RX_RECEIVE_WINDOW, 0)generic_reg_update_ex(enc10->base.ctx, (enc10->aux_regs ->AUX_DPHY_RX_CONTROL0), 1, enc10->link_shift->AUX_RX_RECEIVE_WINDOW , enc10->link_mask->AUX_RX_RECEIVE_WINDOW, 0); |
1411 | } |
1412 | |
1413 | enum amd_signal_type dcn10_get_dig_mode( |
1414 | struct link_encoder *enc) |
1415 | { |
1416 | struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc)({ const __typeof( ((struct dcn10_link_encoder *)0)->base ) *__mptr = (enc); (struct dcn10_link_encoder *)( (char *)__mptr - __builtin_offsetof(struct dcn10_link_encoder, base) );}); |
1417 | uint32_t value; |
1418 | REG_GET(DIG_BE_CNTL, DIG_MODE, &value)generic_reg_get(enc10->base.ctx, (enc10->link_regs-> DIG_BE_CNTL), enc10->link_shift->DIG_MODE, enc10->link_mask ->DIG_MODE, &value); |
1419 | switch (value) { |
1420 | case 1: |
1421 | return SIGNAL_TYPE_DISPLAY_PORT; |
1422 | case 2: |
1423 | return SIGNAL_TYPE_DVI_SINGLE_LINK; |
1424 | case 3: |
1425 | return SIGNAL_TYPE_HDMI_TYPE_A; |
1426 | case 5: |
1427 | return SIGNAL_TYPE_DISPLAY_PORT_MST; |
1428 | default: |
1429 | return SIGNAL_TYPE_NONE; |
1430 | } |
1431 | return SIGNAL_TYPE_NONE; |
1432 | } |
1433 | |
1434 | void dcn10_link_encoder_get_max_link_cap(struct link_encoder *enc, |
1435 | struct dc_link_settings *link_settings) |
1436 | { |
1437 | /* Set Default link settings */ |
1438 | struct dc_link_settings max_link_cap = {LANE_COUNT_FOUR, LINK_RATE_HIGH, |
1439 | LINK_SPREAD_05_DOWNSPREAD_30KHZ, false0, 0}; |
1440 | |
1441 | /* Higher link settings based on feature supported */ |
1442 | if (enc->features.flags.bits.IS_HBR2_CAPABLE) |
1443 | max_link_cap.link_rate = LINK_RATE_HIGH2; |
1444 | |
1445 | if (enc->features.flags.bits.IS_HBR3_CAPABLE) |
1446 | max_link_cap.link_rate = LINK_RATE_HIGH3; |
1447 | |
1448 | *link_settings = max_link_cap; |
1449 | } |