Line data Source code
1 : /*
2 : * Copyright 2012-17 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 :
27 : #include "reg_helper.h"
28 : #include "resource.h"
29 : #include "dwb.h"
30 : #include "dcn20_dwb.h"
31 :
32 :
33 : #define REG(reg)\
34 : dwbc20->dwbc_regs->reg
35 :
36 : #define CTX \
37 : dwbc20->base.ctx
38 :
39 : #define DC_LOGGER \
40 : dwbc20->base.ctx->logger
41 : #undef FN
42 : #define FN(reg_name, field_name) \
43 : dwbc20->dwbc_shift->field_name, dwbc20->dwbc_mask->field_name
44 :
45 : enum dwb_outside_pix_strategy {
46 : DWB_OUTSIDE_PIX_STRATEGY_BLACK = 0,
47 : DWB_OUTSIDE_PIX_STRATEGY_EDGE = 1
48 : };
49 :
50 0 : static bool dwb2_get_caps(struct dwbc *dwbc, struct dwb_caps *caps)
51 : {
52 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
53 0 : if (caps) {
54 0 : caps->adapter_id = 0; /* we only support 1 adapter currently */
55 0 : caps->hw_version = DCN_VERSION_2_0;
56 0 : caps->num_pipes = 1;
57 0 : memset(&caps->reserved, 0, sizeof(caps->reserved));
58 0 : memset(&caps->reserved2, 0, sizeof(caps->reserved2));
59 0 : caps->sw_version = dwb_ver_1_0;
60 0 : caps->caps.support_dwb = true;
61 0 : caps->caps.support_ogam = false;
62 0 : caps->caps.support_wbscl = false;
63 0 : caps->caps.support_ocsc = false;
64 0 : DC_LOG_DWB("%s SUPPORTED! inst = %d", __func__, dwbc20->base.inst);
65 0 : return true;
66 : } else {
67 0 : DC_LOG_DWB("%s NOT SUPPORTED! inst = %d", __func__, dwbc20->base.inst);
68 0 : return false;
69 : }
70 : }
71 :
72 0 : void dwb2_config_dwb_cnv(struct dwbc *dwbc, struct dc_dwb_params *params)
73 : {
74 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
75 0 : DC_LOG_DWB("%s inst = %d", __func__, dwbc20->base.inst);
76 :
77 : /* Set DWB source size */
78 0 : REG_UPDATE_2(CNV_SOURCE_SIZE, CNV_SOURCE_WIDTH, params->cnv_params.src_width,
79 : CNV_SOURCE_HEIGHT, params->cnv_params.src_height);
80 :
81 : /* source size is not equal the source size, then enable cropping. */
82 0 : if (params->cnv_params.crop_en) {
83 0 : REG_UPDATE(CNV_MODE, CNV_WINDOW_CROP_EN, 1);
84 0 : REG_UPDATE(CNV_WINDOW_START, CNV_WINDOW_START_X, params->cnv_params.crop_x);
85 0 : REG_UPDATE(CNV_WINDOW_START, CNV_WINDOW_START_Y, params->cnv_params.crop_y);
86 0 : REG_UPDATE(CNV_WINDOW_SIZE, CNV_WINDOW_WIDTH, params->cnv_params.crop_width);
87 0 : REG_UPDATE(CNV_WINDOW_SIZE, CNV_WINDOW_HEIGHT, params->cnv_params.crop_height);
88 : } else {
89 0 : REG_UPDATE(CNV_MODE, CNV_WINDOW_CROP_EN, 0);
90 : }
91 :
92 : /* Set CAPTURE_RATE */
93 0 : REG_UPDATE(CNV_MODE, CNV_FRAME_CAPTURE_RATE, params->capture_rate);
94 :
95 : /* Set CNV output pixel depth */
96 0 : REG_UPDATE(CNV_MODE, CNV_OUT_BPC, params->cnv_params.cnv_out_bpc);
97 0 : }
98 :
99 0 : static bool dwb2_enable(struct dwbc *dwbc, struct dc_dwb_params *params)
100 : {
101 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
102 :
103 : /* Only chroma scaling (sub-sampling) is supported in DCN2 */
104 0 : if ((params->cnv_params.src_width != params->dest_width) ||
105 : (params->cnv_params.src_height != params->dest_height)) {
106 :
107 0 : DC_LOG_DWB("%s inst = %d, FAILED!LUMA SCALING NOT SUPPORTED", __func__, dwbc20->base.inst);
108 0 : return false;
109 : }
110 0 : DC_LOG_DWB("%s inst = %d, ENABLED", __func__, dwbc20->base.inst);
111 :
112 : /* disable power gating */
113 : //REG_UPDATE_5(WB_EC_CONFIG, DISPCLK_R_WB_GATE_DIS, 1,
114 : // DISPCLK_G_WB_GATE_DIS, 1, DISPCLK_G_WBSCL_GATE_DIS, 1,
115 : // WB_LB_LS_DIS, 1, WB_LUT_LS_DIS, 1);
116 :
117 : /* Set WB_ENABLE (not double buffered; capture not enabled) */
118 0 : REG_UPDATE(WB_ENABLE, WB_ENABLE, 1);
119 :
120 : /* Set CNV parameters */
121 0 : dwb2_config_dwb_cnv(dwbc, params);
122 :
123 : /* Set scaling parameters */
124 0 : dwb2_set_scaler(dwbc, params);
125 :
126 : /* Enable DWB capture enable (double buffered) */
127 0 : REG_UPDATE(CNV_MODE, CNV_FRAME_CAPTURE_EN, DWB_FRAME_CAPTURE_ENABLE);
128 :
129 : // disable warmup
130 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL1, GMC_WARM_UP_ENABLE, 0);
131 :
132 0 : return true;
133 : }
134 :
135 0 : bool dwb2_disable(struct dwbc *dwbc)
136 : {
137 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
138 0 : DC_LOG_DWB("%s inst = %d, Disabled", __func__, dwbc20->base.inst);
139 :
140 : /* disable CNV */
141 0 : REG_UPDATE(CNV_MODE, CNV_FRAME_CAPTURE_EN, DWB_FRAME_CAPTURE_DISABLE);
142 :
143 : /* disable WB */
144 0 : REG_UPDATE(WB_ENABLE, WB_ENABLE, 0);
145 :
146 : /* soft reset */
147 0 : REG_UPDATE(WB_SOFT_RESET, WB_SOFT_RESET, 1);
148 0 : REG_UPDATE(WB_SOFT_RESET, WB_SOFT_RESET, 0);
149 :
150 : /* enable power gating */
151 : //REG_UPDATE_5(WB_EC_CONFIG, DISPCLK_R_WB_GATE_DIS, 0,
152 : // DISPCLK_G_WB_GATE_DIS, 0, DISPCLK_G_WBSCL_GATE_DIS, 0,
153 : // WB_LB_LS_DIS, 0, WB_LUT_LS_DIS, 0);
154 :
155 0 : return true;
156 : }
157 :
158 0 : static bool dwb2_update(struct dwbc *dwbc, struct dc_dwb_params *params)
159 : {
160 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
161 : unsigned int pre_locked;
162 :
163 : /* Only chroma scaling (sub-sampling) is supported in DCN2 */
164 0 : if ((params->cnv_params.src_width != params->dest_width) ||
165 : (params->cnv_params.src_height != params->dest_height)) {
166 0 : DC_LOG_DWB("%s inst = %d, FAILED!LUMA SCALING NOT SUPPORTED", __func__, dwbc20->base.inst);
167 0 : return false;
168 : }
169 0 : DC_LOG_DWB("%s inst = %d, scaling", __func__, dwbc20->base.inst);
170 :
171 : /*
172 : * Check if the caller has already locked CNV registers.
173 : * If so: assume the caller will unlock, so don't touch the lock.
174 : * If not: lock them for this update, then unlock after the
175 : * update is complete.
176 : */
177 0 : REG_GET(CNV_UPDATE, CNV_UPDATE_LOCK, &pre_locked);
178 :
179 0 : if (pre_locked == 0) {
180 : /* Lock DWB registers */
181 0 : REG_UPDATE(CNV_UPDATE, CNV_UPDATE_LOCK, 1);
182 : }
183 :
184 : /* Set CNV parameters */
185 0 : dwb2_config_dwb_cnv(dwbc, params);
186 :
187 : /* Set scaling parameters */
188 0 : dwb2_set_scaler(dwbc, params);
189 :
190 0 : if (pre_locked == 0) {
191 : /* Unlock DWB registers */
192 0 : REG_UPDATE(CNV_UPDATE, CNV_UPDATE_LOCK, 0);
193 : }
194 :
195 : return true;
196 : }
197 :
198 0 : bool dwb2_is_enabled(struct dwbc *dwbc)
199 : {
200 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
201 0 : unsigned int wb_enabled = 0;
202 0 : unsigned int cnv_frame_capture_en = 0;
203 :
204 0 : REG_GET(WB_ENABLE, WB_ENABLE, &wb_enabled);
205 0 : REG_GET(CNV_MODE, CNV_FRAME_CAPTURE_EN, &cnv_frame_capture_en);
206 :
207 0 : return ((wb_enabled != 0) && (cnv_frame_capture_en != 0));
208 : }
209 :
210 0 : void dwb2_set_stereo(struct dwbc *dwbc,
211 : struct dwb_stereo_params *stereo_params)
212 : {
213 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
214 0 : DC_LOG_DWB("%s inst = %d, enabled =%d", __func__,\
215 : dwbc20->base.inst, stereo_params->stereo_enabled);
216 :
217 0 : if (stereo_params->stereo_enabled) {
218 0 : REG_UPDATE(CNV_MODE, CNV_STEREO_TYPE, stereo_params->stereo_type);
219 0 : REG_UPDATE(CNV_MODE, CNV_EYE_SELECTION, stereo_params->stereo_eye_select);
220 0 : REG_UPDATE(CNV_MODE, CNV_STEREO_POLARITY, stereo_params->stereo_polarity);
221 : } else {
222 0 : REG_UPDATE(CNV_MODE, CNV_EYE_SELECTION, 0);
223 : }
224 0 : }
225 :
226 0 : void dwb2_set_new_content(struct dwbc *dwbc,
227 : bool is_new_content)
228 : {
229 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
230 0 : DC_LOG_DWB("%s inst = %d", __func__, dwbc20->base.inst);
231 :
232 0 : REG_UPDATE(CNV_MODE, CNV_NEW_CONTENT, is_new_content);
233 0 : }
234 :
235 0 : static void dwb2_set_warmup(struct dwbc *dwbc,
236 : struct dwb_warmup_params *warmup_params)
237 : {
238 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
239 0 : DC_LOG_DWB("%s inst = %d", __func__, dwbc20->base.inst);
240 :
241 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL1, GMC_WARM_UP_ENABLE, warmup_params->warmup_en);
242 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL1, WIDTH_WARMUP, warmup_params->warmup_width);
243 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL1, HEIGHT_WARMUP, warmup_params->warmup_height);
244 :
245 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL2, DATA_VALUE_WARMUP, warmup_params->warmup_data);
246 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL2, MODE_WARMUP, warmup_params->warmup_mode);
247 0 : REG_UPDATE(WB_WARM_UP_MODE_CTL2, DATA_DEPTH_WARMUP, warmup_params->warmup_depth);
248 0 : }
249 :
250 0 : void dwb2_set_scaler(struct dwbc *dwbc, struct dc_dwb_params *params)
251 : {
252 0 : struct dcn20_dwbc *dwbc20 = TO_DCN20_DWBC(dwbc);
253 0 : DC_LOG_DWB("%s inst = %d", __func__, dwbc20->base.inst);
254 :
255 : /* Program scaling mode */
256 0 : REG_UPDATE_2(WBSCL_MODE, WBSCL_MODE, params->out_format,
257 : WBSCL_OUT_BIT_DEPTH, params->output_depth);
258 :
259 0 : if (params->out_format != dwb_scaler_mode_bypass444) {
260 : /* Program output size */
261 0 : REG_UPDATE(WBSCL_DEST_SIZE, WBSCL_DEST_WIDTH, params->dest_width);
262 0 : REG_UPDATE(WBSCL_DEST_SIZE, WBSCL_DEST_HEIGHT, params->dest_height);
263 :
264 : /* Program round offsets */
265 0 : REG_UPDATE(WBSCL_ROUND_OFFSET, WBSCL_ROUND_OFFSET_Y_RGB, 0x40);
266 0 : REG_UPDATE(WBSCL_ROUND_OFFSET, WBSCL_ROUND_OFFSET_CBCR, 0x200);
267 :
268 : /* Program clamp values */
269 0 : REG_UPDATE(WBSCL_CLAMP_Y_RGB, WBSCL_CLAMP_UPPER_Y_RGB, 0x3fe);
270 0 : REG_UPDATE(WBSCL_CLAMP_Y_RGB, WBSCL_CLAMP_LOWER_Y_RGB, 0x1);
271 0 : REG_UPDATE(WBSCL_CLAMP_CBCR, WBSCL_CLAMP_UPPER_CBCR, 0x3fe);
272 0 : REG_UPDATE(WBSCL_CLAMP_CBCR, WBSCL_CLAMP_LOWER_CBCR, 0x1);
273 :
274 : /* Program outside pixel strategy to use edge pixels */
275 0 : REG_UPDATE(WBSCL_OUTSIDE_PIX_STRATEGY, WBSCL_OUTSIDE_PIX_STRATEGY, DWB_OUTSIDE_PIX_STRATEGY_EDGE);
276 :
277 0 : if (params->cnv_params.crop_en) {
278 : /* horizontal scale */
279 0 : dwb_program_horz_scalar(dwbc20, params->cnv_params.crop_width,
280 : params->dest_width,
281 : params->scaler_taps);
282 :
283 : /* vertical scale */
284 0 : dwb_program_vert_scalar(dwbc20, params->cnv_params.crop_height,
285 : params->dest_height,
286 : params->scaler_taps,
287 : params->subsample_position);
288 : } else {
289 : /* horizontal scale */
290 0 : dwb_program_horz_scalar(dwbc20, params->cnv_params.src_width,
291 : params->dest_width,
292 : params->scaler_taps);
293 :
294 : /* vertical scale */
295 0 : dwb_program_vert_scalar(dwbc20, params->cnv_params.src_height,
296 : params->dest_height,
297 : params->scaler_taps,
298 : params->subsample_position);
299 : }
300 : }
301 :
302 0 : }
303 :
304 : const struct dwbc_funcs dcn20_dwbc_funcs = {
305 : .get_caps = dwb2_get_caps,
306 : .enable = dwb2_enable,
307 : .disable = dwb2_disable,
308 : .update = dwb2_update,
309 : .is_enabled = dwb2_is_enabled,
310 : .set_stereo = dwb2_set_stereo,
311 : .set_new_content = dwb2_set_new_content,
312 : .set_warmup = dwb2_set_warmup,
313 : .dwb_set_scaler = dwb2_set_scaler,
314 : };
315 :
316 0 : void dcn20_dwbc_construct(struct dcn20_dwbc *dwbc20,
317 : struct dc_context *ctx,
318 : const struct dcn20_dwbc_registers *dwbc_regs,
319 : const struct dcn20_dwbc_shift *dwbc_shift,
320 : const struct dcn20_dwbc_mask *dwbc_mask,
321 : int inst)
322 : {
323 0 : dwbc20->base.ctx = ctx;
324 :
325 0 : dwbc20->base.inst = inst;
326 0 : dwbc20->base.funcs = &dcn20_dwbc_funcs;
327 :
328 0 : dwbc20->dwbc_regs = dwbc_regs;
329 0 : dwbc20->dwbc_shift = dwbc_shift;
330 0 : dwbc20->dwbc_mask = dwbc_mask;
331 0 : }
332 :
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