1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * linux/drivers/video/omap2/dss/dss_features.c
4 *
5 * Copyright (C) 2010 Texas Instruments
6 * Author: Archit Taneja <archit@ti.com>
7 */
8
9 #include <linux/kernel.h>
10 #include <linux/module.h>
11 #include <linux/types.h>
12 #include <linux/err.h>
13 #include <linux/slab.h>
14
15 #include <video/omapfb_dss.h>
16
17 #include "dss.h"
18 #include "dss_features.h"
19
20 /* Defines a generic omap register field */
21 struct dss_reg_field {
22 u8 start, end;
23 };
24
25 struct dss_param_range {
26 int min, max;
27 };
28
29 struct omap_dss_features {
30 const struct dss_reg_field *reg_fields;
31 const int num_reg_fields;
32
33 const enum dss_feat_id *features;
34 const int num_features;
35
36 const int num_mgrs;
37 const int num_ovls;
38 const enum omap_display_type *supported_displays;
39 const enum omap_dss_output_id *supported_outputs;
40 const enum omap_color_mode *supported_color_modes;
41 const enum omap_overlay_caps *overlay_caps;
42 const char * const *clksrc_names;
43 const struct dss_param_range *dss_params;
44
45 const enum omap_dss_rotation_type supported_rotation_types;
46
47 const u32 buffer_size_unit;
48 const u32 burst_size_unit;
49 };
50
51 /* This struct is assigned to one of the below during initialization */
52 static const struct omap_dss_features *omap_current_dss_features;
53
54 static const struct dss_reg_field omap2_dss_reg_fields[] = {
55 [FEAT_REG_FIRHINC] = { 11, 0 },
56 [FEAT_REG_FIRVINC] = { 27, 16 },
57 [FEAT_REG_FIFOLOWTHRESHOLD] = { 8, 0 },
58 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 24, 16 },
59 [FEAT_REG_FIFOSIZE] = { 8, 0 },
60 [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
61 [FEAT_REG_VERTICALACCU] = { 25, 16 },
62 [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
63 };
64
65 static const struct dss_reg_field omap3_dss_reg_fields[] = {
66 [FEAT_REG_FIRHINC] = { 12, 0 },
67 [FEAT_REG_FIRVINC] = { 28, 16 },
68 [FEAT_REG_FIFOLOWTHRESHOLD] = { 11, 0 },
69 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 27, 16 },
70 [FEAT_REG_FIFOSIZE] = { 10, 0 },
71 [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
72 [FEAT_REG_VERTICALACCU] = { 25, 16 },
73 [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
74 };
75
76 static const struct dss_reg_field am43xx_dss_reg_fields[] = {
77 [FEAT_REG_FIRHINC] = { 12, 0 },
78 [FEAT_REG_FIRVINC] = { 28, 16 },
79 [FEAT_REG_FIFOLOWTHRESHOLD] = { 11, 0 },
80 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 27, 16 },
81 [FEAT_REG_FIFOSIZE] = { 10, 0 },
82 [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
83 [FEAT_REG_VERTICALACCU] = { 25, 16 },
84 [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
85 };
86
87 static const struct dss_reg_field omap4_dss_reg_fields[] = {
88 [FEAT_REG_FIRHINC] = { 12, 0 },
89 [FEAT_REG_FIRVINC] = { 28, 16 },
90 [FEAT_REG_FIFOLOWTHRESHOLD] = { 15, 0 },
91 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 31, 16 },
92 [FEAT_REG_FIFOSIZE] = { 15, 0 },
93 [FEAT_REG_HORIZONTALACCU] = { 10, 0 },
94 [FEAT_REG_VERTICALACCU] = { 26, 16 },
95 [FEAT_REG_DISPC_CLK_SWITCH] = { 9, 8 },
96 };
97
98 static const struct dss_reg_field omap5_dss_reg_fields[] = {
99 [FEAT_REG_FIRHINC] = { 12, 0 },
100 [FEAT_REG_FIRVINC] = { 28, 16 },
101 [FEAT_REG_FIFOLOWTHRESHOLD] = { 15, 0 },
102 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 31, 16 },
103 [FEAT_REG_FIFOSIZE] = { 15, 0 },
104 [FEAT_REG_HORIZONTALACCU] = { 10, 0 },
105 [FEAT_REG_VERTICALACCU] = { 26, 16 },
106 [FEAT_REG_DISPC_CLK_SWITCH] = { 9, 7 },
107 };
108
109 static const enum omap_display_type omap2_dss_supported_displays[] = {
110 /* OMAP_DSS_CHANNEL_LCD */
111 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI,
112
113 /* OMAP_DSS_CHANNEL_DIGIT */
114 OMAP_DISPLAY_TYPE_VENC,
115 };
116
117 static const enum omap_display_type omap3430_dss_supported_displays[] = {
118 /* OMAP_DSS_CHANNEL_LCD */
119 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
120 OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI,
121
122 /* OMAP_DSS_CHANNEL_DIGIT */
123 OMAP_DISPLAY_TYPE_VENC,
124 };
125
126 static const enum omap_display_type omap3630_dss_supported_displays[] = {
127 /* OMAP_DSS_CHANNEL_LCD */
128 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
129 OMAP_DISPLAY_TYPE_DSI,
130
131 /* OMAP_DSS_CHANNEL_DIGIT */
132 OMAP_DISPLAY_TYPE_VENC,
133 };
134
135 static const enum omap_display_type am43xx_dss_supported_displays[] = {
136 /* OMAP_DSS_CHANNEL_LCD */
137 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI,
138 };
139
140 static const enum omap_display_type omap4_dss_supported_displays[] = {
141 /* OMAP_DSS_CHANNEL_LCD */
142 OMAP_DISPLAY_TYPE_DBI | OMAP_DISPLAY_TYPE_DSI,
143
144 /* OMAP_DSS_CHANNEL_DIGIT */
145 OMAP_DISPLAY_TYPE_VENC | OMAP_DISPLAY_TYPE_HDMI,
146
147 /* OMAP_DSS_CHANNEL_LCD2 */
148 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
149 OMAP_DISPLAY_TYPE_DSI,
150 };
151
152 static const enum omap_display_type omap5_dss_supported_displays[] = {
153 /* OMAP_DSS_CHANNEL_LCD */
154 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
155 OMAP_DISPLAY_TYPE_DSI,
156
157 /* OMAP_DSS_CHANNEL_DIGIT */
158 OMAP_DISPLAY_TYPE_HDMI | OMAP_DISPLAY_TYPE_DPI,
159
160 /* OMAP_DSS_CHANNEL_LCD2 */
161 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
162 OMAP_DISPLAY_TYPE_DSI,
163 };
164
165 static const enum omap_dss_output_id omap2_dss_supported_outputs[] = {
166 /* OMAP_DSS_CHANNEL_LCD */
167 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
168
169 /* OMAP_DSS_CHANNEL_DIGIT */
170 OMAP_DSS_OUTPUT_VENC,
171 };
172
173 static const enum omap_dss_output_id omap3430_dss_supported_outputs[] = {
174 /* OMAP_DSS_CHANNEL_LCD */
175 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
176 OMAP_DSS_OUTPUT_SDI | OMAP_DSS_OUTPUT_DSI1,
177
178 /* OMAP_DSS_CHANNEL_DIGIT */
179 OMAP_DSS_OUTPUT_VENC,
180 };
181
182 static const enum omap_dss_output_id omap3630_dss_supported_outputs[] = {
183 /* OMAP_DSS_CHANNEL_LCD */
184 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
185 OMAP_DSS_OUTPUT_DSI1,
186
187 /* OMAP_DSS_CHANNEL_DIGIT */
188 OMAP_DSS_OUTPUT_VENC,
189 };
190
191 static const enum omap_dss_output_id am43xx_dss_supported_outputs[] = {
192 /* OMAP_DSS_CHANNEL_LCD */
193 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
194 };
195
196 static const enum omap_dss_output_id omap4_dss_supported_outputs[] = {
197 /* OMAP_DSS_CHANNEL_LCD */
198 OMAP_DSS_OUTPUT_DBI | OMAP_DSS_OUTPUT_DSI1,
199
200 /* OMAP_DSS_CHANNEL_DIGIT */
201 OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI,
202
203 /* OMAP_DSS_CHANNEL_LCD2 */
204 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
205 OMAP_DSS_OUTPUT_DSI2,
206 };
207
208 static const enum omap_dss_output_id omap5_dss_supported_outputs[] = {
209 /* OMAP_DSS_CHANNEL_LCD */
210 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
211 OMAP_DSS_OUTPUT_DSI1 | OMAP_DSS_OUTPUT_DSI2,
212
213 /* OMAP_DSS_CHANNEL_DIGIT */
214 OMAP_DSS_OUTPUT_HDMI,
215
216 /* OMAP_DSS_CHANNEL_LCD2 */
217 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
218 OMAP_DSS_OUTPUT_DSI1,
219
220 /* OMAP_DSS_CHANNEL_LCD3 */
221 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
222 OMAP_DSS_OUTPUT_DSI2,
223 };
224
225 static const enum omap_color_mode omap2_dss_supported_color_modes[] = {
226 /* OMAP_DSS_GFX */
227 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
228 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
229 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
230 OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P,
231
232 /* OMAP_DSS_VIDEO1 */
233 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
234 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
235 OMAP_DSS_COLOR_UYVY,
236
237 /* OMAP_DSS_VIDEO2 */
238 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
239 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
240 OMAP_DSS_COLOR_UYVY,
241 };
242
243 static const enum omap_color_mode omap3_dss_supported_color_modes[] = {
244 /* OMAP_DSS_GFX */
245 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
246 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
247 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
248 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
249 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
250 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
251
252 /* OMAP_DSS_VIDEO1 */
253 OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P |
254 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
255 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_UYVY,
256
257 /* OMAP_DSS_VIDEO2 */
258 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
259 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
260 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
261 OMAP_DSS_COLOR_UYVY | OMAP_DSS_COLOR_ARGB32 |
262 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
263 };
264
265 static const enum omap_color_mode omap4_dss_supported_color_modes[] = {
266 /* OMAP_DSS_GFX */
267 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
268 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
269 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
270 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
271 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
272 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32 |
273 OMAP_DSS_COLOR_ARGB16_1555 | OMAP_DSS_COLOR_RGBX16 |
274 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_XRGB16_1555,
275
276 /* OMAP_DSS_VIDEO1 */
277 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
278 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
279 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
280 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
281 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
282 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
283 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
284 OMAP_DSS_COLOR_RGBX32,
285
286 /* OMAP_DSS_VIDEO2 */
287 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
288 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
289 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
290 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
291 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
292 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
293 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
294 OMAP_DSS_COLOR_RGBX32,
295
296 /* OMAP_DSS_VIDEO3 */
297 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
298 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
299 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
300 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
301 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
302 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
303 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
304 OMAP_DSS_COLOR_RGBX32,
305
306 /* OMAP_DSS_WB */
307 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
308 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
309 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
310 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
311 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
312 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
313 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
314 OMAP_DSS_COLOR_RGBX32,
315 };
316
317 static const enum omap_overlay_caps omap2_dss_overlay_caps[] = {
318 /* OMAP_DSS_GFX */
319 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
320
321 /* OMAP_DSS_VIDEO1 */
322 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
323 OMAP_DSS_OVL_CAP_REPLICATION,
324
325 /* OMAP_DSS_VIDEO2 */
326 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
327 OMAP_DSS_OVL_CAP_REPLICATION,
328 };
329
330 static const enum omap_overlay_caps omap3430_dss_overlay_caps[] = {
331 /* OMAP_DSS_GFX */
332 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_POS |
333 OMAP_DSS_OVL_CAP_REPLICATION,
334
335 /* OMAP_DSS_VIDEO1 */
336 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
337 OMAP_DSS_OVL_CAP_REPLICATION,
338
339 /* OMAP_DSS_VIDEO2 */
340 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
341 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
342 };
343
344 static const enum omap_overlay_caps omap3630_dss_overlay_caps[] = {
345 /* OMAP_DSS_GFX */
346 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
347 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
348
349 /* OMAP_DSS_VIDEO1 */
350 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
351 OMAP_DSS_OVL_CAP_REPLICATION,
352
353 /* OMAP_DSS_VIDEO2 */
354 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
355 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_POS |
356 OMAP_DSS_OVL_CAP_REPLICATION,
357 };
358
359 static const enum omap_overlay_caps omap4_dss_overlay_caps[] = {
360 /* OMAP_DSS_GFX */
361 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
362 OMAP_DSS_OVL_CAP_ZORDER | OMAP_DSS_OVL_CAP_POS |
363 OMAP_DSS_OVL_CAP_REPLICATION,
364
365 /* OMAP_DSS_VIDEO1 */
366 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
367 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
368 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
369
370 /* OMAP_DSS_VIDEO2 */
371 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
372 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
373 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
374
375 /* OMAP_DSS_VIDEO3 */
376 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
377 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
378 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
379 };
380
381 static const char * const omap2_dss_clk_source_names[] = {
382 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "N/A",
383 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "N/A",
384 [OMAP_DSS_CLK_SRC_FCK] = "DSS_FCLK1",
385 };
386
387 static const char * const omap3_dss_clk_source_names[] = {
388 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "DSI1_PLL_FCLK",
389 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "DSI2_PLL_FCLK",
390 [OMAP_DSS_CLK_SRC_FCK] = "DSS1_ALWON_FCLK",
391 };
392
393 static const char * const omap4_dss_clk_source_names[] = {
394 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "PLL1_CLK1",
395 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "PLL1_CLK2",
396 [OMAP_DSS_CLK_SRC_FCK] = "DSS_FCLK",
397 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC] = "PLL2_CLK1",
398 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI] = "PLL2_CLK2",
399 };
400
401 static const char * const omap5_dss_clk_source_names[] = {
402 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "DPLL_DSI1_A_CLK1",
403 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "DPLL_DSI1_A_CLK2",
404 [OMAP_DSS_CLK_SRC_FCK] = "DSS_CLK",
405 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC] = "DPLL_DSI1_C_CLK1",
406 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI] = "DPLL_DSI1_C_CLK2",
407 };
408
409 static const struct dss_param_range omap2_dss_param_range[] = {
410 [FEAT_PARAM_DSS_FCK] = { 0, 133000000 },
411 [FEAT_PARAM_DSS_PCD] = { 2, 255 },
412 [FEAT_PARAM_DOWNSCALE] = { 1, 2 },
413 /*
414 * Assuming the line width buffer to be 768 pixels as OMAP2 DISPC
415 * scaler cannot scale a image with width more than 768.
416 */
417 [FEAT_PARAM_LINEWIDTH] = { 1, 768 },
418 };
419
420 static const struct dss_param_range omap3_dss_param_range[] = {
421 [FEAT_PARAM_DSS_FCK] = { 0, 173000000 },
422 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
423 [FEAT_PARAM_DSIPLL_LPDIV] = { 1, (1 << 13) - 1},
424 [FEAT_PARAM_DSI_FCK] = { 0, 173000000 },
425 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
426 [FEAT_PARAM_LINEWIDTH] = { 1, 1024 },
427 };
428
429 static const struct dss_param_range am43xx_dss_param_range[] = {
430 [FEAT_PARAM_DSS_FCK] = { 0, 200000000 },
431 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
432 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
433 [FEAT_PARAM_LINEWIDTH] = { 1, 1024 },
434 };
435
436 static const struct dss_param_range omap4_dss_param_range[] = {
437 [FEAT_PARAM_DSS_FCK] = { 0, 186000000 },
438 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
439 [FEAT_PARAM_DSIPLL_LPDIV] = { 0, (1 << 13) - 1 },
440 [FEAT_PARAM_DSI_FCK] = { 0, 170000000 },
441 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
442 [FEAT_PARAM_LINEWIDTH] = { 1, 2048 },
443 };
444
445 static const struct dss_param_range omap5_dss_param_range[] = {
446 [FEAT_PARAM_DSS_FCK] = { 0, 209250000 },
447 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
448 [FEAT_PARAM_DSIPLL_LPDIV] = { 0, (1 << 13) - 1 },
449 [FEAT_PARAM_DSI_FCK] = { 0, 209250000 },
450 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
451 [FEAT_PARAM_LINEWIDTH] = { 1, 2048 },
452 };
453
454 static const enum dss_feat_id omap2_dss_feat_list[] = {
455 FEAT_LCDENABLEPOL,
456 FEAT_LCDENABLESIGNAL,
457 FEAT_PCKFREEENABLE,
458 FEAT_FUNCGATED,
459 FEAT_ROWREPEATENABLE,
460 FEAT_RESIZECONF,
461 };
462
463 static const enum dss_feat_id omap3430_dss_feat_list[] = {
464 FEAT_LCDENABLEPOL,
465 FEAT_LCDENABLESIGNAL,
466 FEAT_PCKFREEENABLE,
467 FEAT_FUNCGATED,
468 FEAT_LINEBUFFERSPLIT,
469 FEAT_ROWREPEATENABLE,
470 FEAT_RESIZECONF,
471 FEAT_DSI_REVERSE_TXCLKESC,
472 FEAT_VENC_REQUIRES_TV_DAC_CLK,
473 FEAT_CPR,
474 FEAT_PRELOAD,
475 FEAT_FIR_COEF_V,
476 FEAT_ALPHA_FIXED_ZORDER,
477 FEAT_FIFO_MERGE,
478 FEAT_OMAP3_DSI_FIFO_BUG,
479 FEAT_DPI_USES_VDDS_DSI,
480 };
481
482 static const enum dss_feat_id am35xx_dss_feat_list[] = {
483 FEAT_LCDENABLEPOL,
484 FEAT_LCDENABLESIGNAL,
485 FEAT_PCKFREEENABLE,
486 FEAT_FUNCGATED,
487 FEAT_LINEBUFFERSPLIT,
488 FEAT_ROWREPEATENABLE,
489 FEAT_RESIZECONF,
490 FEAT_DSI_REVERSE_TXCLKESC,
491 FEAT_VENC_REQUIRES_TV_DAC_CLK,
492 FEAT_CPR,
493 FEAT_PRELOAD,
494 FEAT_FIR_COEF_V,
495 FEAT_ALPHA_FIXED_ZORDER,
496 FEAT_FIFO_MERGE,
497 FEAT_OMAP3_DSI_FIFO_BUG,
498 };
499
500 static const enum dss_feat_id am43xx_dss_feat_list[] = {
501 FEAT_LCDENABLEPOL,
502 FEAT_LCDENABLESIGNAL,
503 FEAT_PCKFREEENABLE,
504 FEAT_FUNCGATED,
505 FEAT_LINEBUFFERSPLIT,
506 FEAT_ROWREPEATENABLE,
507 FEAT_RESIZECONF,
508 FEAT_CPR,
509 FEAT_PRELOAD,
510 FEAT_FIR_COEF_V,
511 FEAT_ALPHA_FIXED_ZORDER,
512 FEAT_FIFO_MERGE,
513 };
514
515 static const enum dss_feat_id omap3630_dss_feat_list[] = {
516 FEAT_LCDENABLEPOL,
517 FEAT_LCDENABLESIGNAL,
518 FEAT_PCKFREEENABLE,
519 FEAT_FUNCGATED,
520 FEAT_LINEBUFFERSPLIT,
521 FEAT_ROWREPEATENABLE,
522 FEAT_RESIZECONF,
523 FEAT_DSI_PLL_PWR_BUG,
524 FEAT_CPR,
525 FEAT_PRELOAD,
526 FEAT_FIR_COEF_V,
527 FEAT_ALPHA_FIXED_ZORDER,
528 FEAT_FIFO_MERGE,
529 FEAT_OMAP3_DSI_FIFO_BUG,
530 FEAT_DPI_USES_VDDS_DSI,
531 };
532
533 static const enum dss_feat_id omap4430_es1_0_dss_feat_list[] = {
534 FEAT_MGR_LCD2,
535 FEAT_CORE_CLK_DIV,
536 FEAT_LCD_CLK_SRC,
537 FEAT_DSI_DCS_CMD_CONFIG_VC,
538 FEAT_DSI_VC_OCP_WIDTH,
539 FEAT_DSI_GNQ,
540 FEAT_HANDLE_UV_SEPARATE,
541 FEAT_ATTR2,
542 FEAT_CPR,
543 FEAT_PRELOAD,
544 FEAT_FIR_COEF_V,
545 FEAT_ALPHA_FREE_ZORDER,
546 FEAT_FIFO_MERGE,
547 FEAT_BURST_2D,
548 };
549
550 static const enum dss_feat_id omap4430_es2_0_1_2_dss_feat_list[] = {
551 FEAT_MGR_LCD2,
552 FEAT_CORE_CLK_DIV,
553 FEAT_LCD_CLK_SRC,
554 FEAT_DSI_DCS_CMD_CONFIG_VC,
555 FEAT_DSI_VC_OCP_WIDTH,
556 FEAT_DSI_GNQ,
557 FEAT_HDMI_CTS_SWMODE,
558 FEAT_HANDLE_UV_SEPARATE,
559 FEAT_ATTR2,
560 FEAT_CPR,
561 FEAT_PRELOAD,
562 FEAT_FIR_COEF_V,
563 FEAT_ALPHA_FREE_ZORDER,
564 FEAT_FIFO_MERGE,
565 FEAT_BURST_2D,
566 };
567
568 static const enum dss_feat_id omap4_dss_feat_list[] = {
569 FEAT_MGR_LCD2,
570 FEAT_CORE_CLK_DIV,
571 FEAT_LCD_CLK_SRC,
572 FEAT_DSI_DCS_CMD_CONFIG_VC,
573 FEAT_DSI_VC_OCP_WIDTH,
574 FEAT_DSI_GNQ,
575 FEAT_HDMI_CTS_SWMODE,
576 FEAT_HDMI_AUDIO_USE_MCLK,
577 FEAT_HANDLE_UV_SEPARATE,
578 FEAT_ATTR2,
579 FEAT_CPR,
580 FEAT_PRELOAD,
581 FEAT_FIR_COEF_V,
582 FEAT_ALPHA_FREE_ZORDER,
583 FEAT_FIFO_MERGE,
584 FEAT_BURST_2D,
585 };
586
587 static const enum dss_feat_id omap5_dss_feat_list[] = {
588 FEAT_MGR_LCD2,
589 FEAT_MGR_LCD3,
590 FEAT_CORE_CLK_DIV,
591 FEAT_LCD_CLK_SRC,
592 FEAT_DSI_DCS_CMD_CONFIG_VC,
593 FEAT_DSI_VC_OCP_WIDTH,
594 FEAT_DSI_GNQ,
595 FEAT_HDMI_CTS_SWMODE,
596 FEAT_HDMI_AUDIO_USE_MCLK,
597 FEAT_HANDLE_UV_SEPARATE,
598 FEAT_ATTR2,
599 FEAT_CPR,
600 FEAT_PRELOAD,
601 FEAT_FIR_COEF_V,
602 FEAT_ALPHA_FREE_ZORDER,
603 FEAT_FIFO_MERGE,
604 FEAT_BURST_2D,
605 FEAT_DSI_PHY_DCC,
606 FEAT_MFLAG,
607 };
608
609 /* OMAP2 DSS Features */
610 static const struct omap_dss_features omap2_dss_features = {
611 .reg_fields = omap2_dss_reg_fields,
612 .num_reg_fields = ARRAY_SIZE(omap2_dss_reg_fields),
613
614 .features = omap2_dss_feat_list,
615 .num_features = ARRAY_SIZE(omap2_dss_feat_list),
616
617 .num_mgrs = 2,
618 .num_ovls = 3,
619 .supported_displays = omap2_dss_supported_displays,
620 .supported_outputs = omap2_dss_supported_outputs,
621 .supported_color_modes = omap2_dss_supported_color_modes,
622 .overlay_caps = omap2_dss_overlay_caps,
623 .clksrc_names = omap2_dss_clk_source_names,
624 .dss_params = omap2_dss_param_range,
625 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
626 .buffer_size_unit = 1,
627 .burst_size_unit = 8,
628 };
629
630 /* OMAP3 DSS Features */
631 static const struct omap_dss_features omap3430_dss_features = {
632 .reg_fields = omap3_dss_reg_fields,
633 .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
634
635 .features = omap3430_dss_feat_list,
636 .num_features = ARRAY_SIZE(omap3430_dss_feat_list),
637
638 .num_mgrs = 2,
639 .num_ovls = 3,
640 .supported_displays = omap3430_dss_supported_displays,
641 .supported_outputs = omap3430_dss_supported_outputs,
642 .supported_color_modes = omap3_dss_supported_color_modes,
643 .overlay_caps = omap3430_dss_overlay_caps,
644 .clksrc_names = omap3_dss_clk_source_names,
645 .dss_params = omap3_dss_param_range,
646 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
647 .buffer_size_unit = 1,
648 .burst_size_unit = 8,
649 };
650
651 /*
652 * AM35xx DSS Features. This is basically OMAP3 DSS Features without the
653 * vdds_dsi regulator.
654 */
655 static const struct omap_dss_features am35xx_dss_features = {
656 .reg_fields = omap3_dss_reg_fields,
657 .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
658
659 .features = am35xx_dss_feat_list,
660 .num_features = ARRAY_SIZE(am35xx_dss_feat_list),
661
662 .num_mgrs = 2,
663 .num_ovls = 3,
664 .supported_displays = omap3430_dss_supported_displays,
665 .supported_outputs = omap3430_dss_supported_outputs,
666 .supported_color_modes = omap3_dss_supported_color_modes,
667 .overlay_caps = omap3430_dss_overlay_caps,
668 .clksrc_names = omap3_dss_clk_source_names,
669 .dss_params = omap3_dss_param_range,
670 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
671 .buffer_size_unit = 1,
672 .burst_size_unit = 8,
673 };
674
675 static const struct omap_dss_features am43xx_dss_features = {
676 .reg_fields = am43xx_dss_reg_fields,
677 .num_reg_fields = ARRAY_SIZE(am43xx_dss_reg_fields),
678
679 .features = am43xx_dss_feat_list,
680 .num_features = ARRAY_SIZE(am43xx_dss_feat_list),
681
682 .num_mgrs = 1,
683 .num_ovls = 3,
684 .supported_displays = am43xx_dss_supported_displays,
685 .supported_outputs = am43xx_dss_supported_outputs,
686 .supported_color_modes = omap3_dss_supported_color_modes,
687 .overlay_caps = omap3430_dss_overlay_caps,
688 .clksrc_names = omap2_dss_clk_source_names,
689 .dss_params = am43xx_dss_param_range,
690 .supported_rotation_types = OMAP_DSS_ROT_DMA,
691 .buffer_size_unit = 1,
692 .burst_size_unit = 8,
693 };
694
695 static const struct omap_dss_features omap3630_dss_features = {
696 .reg_fields = omap3_dss_reg_fields,
697 .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
698
699 .features = omap3630_dss_feat_list,
700 .num_features = ARRAY_SIZE(omap3630_dss_feat_list),
701
702 .num_mgrs = 2,
703 .num_ovls = 3,
704 .supported_displays = omap3630_dss_supported_displays,
705 .supported_outputs = omap3630_dss_supported_outputs,
706 .supported_color_modes = omap3_dss_supported_color_modes,
707 .overlay_caps = omap3630_dss_overlay_caps,
708 .clksrc_names = omap3_dss_clk_source_names,
709 .dss_params = omap3_dss_param_range,
710 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
711 .buffer_size_unit = 1,
712 .burst_size_unit = 8,
713 };
714
715 /* OMAP4 DSS Features */
716 /* For OMAP4430 ES 1.0 revision */
717 static const struct omap_dss_features omap4430_es1_0_dss_features = {
718 .reg_fields = omap4_dss_reg_fields,
719 .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
720
721 .features = omap4430_es1_0_dss_feat_list,
722 .num_features = ARRAY_SIZE(omap4430_es1_0_dss_feat_list),
723
724 .num_mgrs = 3,
725 .num_ovls = 4,
726 .supported_displays = omap4_dss_supported_displays,
727 .supported_outputs = omap4_dss_supported_outputs,
728 .supported_color_modes = omap4_dss_supported_color_modes,
729 .overlay_caps = omap4_dss_overlay_caps,
730 .clksrc_names = omap4_dss_clk_source_names,
731 .dss_params = omap4_dss_param_range,
732 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
733 .buffer_size_unit = 16,
734 .burst_size_unit = 16,
735 };
736
737 /* For OMAP4430 ES 2.0, 2.1 and 2.2 revisions */
738 static const struct omap_dss_features omap4430_es2_0_1_2_dss_features = {
739 .reg_fields = omap4_dss_reg_fields,
740 .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
741
742 .features = omap4430_es2_0_1_2_dss_feat_list,
743 .num_features = ARRAY_SIZE(omap4430_es2_0_1_2_dss_feat_list),
744
745 .num_mgrs = 3,
746 .num_ovls = 4,
747 .supported_displays = omap4_dss_supported_displays,
748 .supported_outputs = omap4_dss_supported_outputs,
749 .supported_color_modes = omap4_dss_supported_color_modes,
750 .overlay_caps = omap4_dss_overlay_caps,
751 .clksrc_names = omap4_dss_clk_source_names,
752 .dss_params = omap4_dss_param_range,
753 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
754 .buffer_size_unit = 16,
755 .burst_size_unit = 16,
756 };
757
758 /* For all the other OMAP4 versions */
759 static const struct omap_dss_features omap4_dss_features = {
760 .reg_fields = omap4_dss_reg_fields,
761 .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
762
763 .features = omap4_dss_feat_list,
764 .num_features = ARRAY_SIZE(omap4_dss_feat_list),
765
766 .num_mgrs = 3,
767 .num_ovls = 4,
768 .supported_displays = omap4_dss_supported_displays,
769 .supported_outputs = omap4_dss_supported_outputs,
770 .supported_color_modes = omap4_dss_supported_color_modes,
771 .overlay_caps = omap4_dss_overlay_caps,
772 .clksrc_names = omap4_dss_clk_source_names,
773 .dss_params = omap4_dss_param_range,
774 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
775 .buffer_size_unit = 16,
776 .burst_size_unit = 16,
777 };
778
779 /* OMAP5 DSS Features */
780 static const struct omap_dss_features omap5_dss_features = {
781 .reg_fields = omap5_dss_reg_fields,
782 .num_reg_fields = ARRAY_SIZE(omap5_dss_reg_fields),
783
784 .features = omap5_dss_feat_list,
785 .num_features = ARRAY_SIZE(omap5_dss_feat_list),
786
787 .num_mgrs = 4,
788 .num_ovls = 4,
789 .supported_displays = omap5_dss_supported_displays,
790 .supported_outputs = omap5_dss_supported_outputs,
791 .supported_color_modes = omap4_dss_supported_color_modes,
792 .overlay_caps = omap4_dss_overlay_caps,
793 .clksrc_names = omap5_dss_clk_source_names,
794 .dss_params = omap5_dss_param_range,
795 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
796 .buffer_size_unit = 16,
797 .burst_size_unit = 16,
798 };
799
800 /* Functions returning values related to a DSS feature */
dss_feat_get_num_mgrs(void)801 int dss_feat_get_num_mgrs(void)
802 {
803 return omap_current_dss_features->num_mgrs;
804 }
805 EXPORT_SYMBOL(dss_feat_get_num_mgrs);
806
dss_feat_get_num_ovls(void)807 int dss_feat_get_num_ovls(void)
808 {
809 return omap_current_dss_features->num_ovls;
810 }
811 EXPORT_SYMBOL(dss_feat_get_num_ovls);
812
dss_feat_get_param_min(enum dss_range_param param)813 unsigned long dss_feat_get_param_min(enum dss_range_param param)
814 {
815 return omap_current_dss_features->dss_params[param].min;
816 }
817
dss_feat_get_param_max(enum dss_range_param param)818 unsigned long dss_feat_get_param_max(enum dss_range_param param)
819 {
820 return omap_current_dss_features->dss_params[param].max;
821 }
822
dss_feat_get_supported_displays(enum omap_channel channel)823 enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel)
824 {
825 return omap_current_dss_features->supported_displays[channel];
826 }
827
dss_feat_get_supported_outputs(enum omap_channel channel)828 enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel)
829 {
830 return omap_current_dss_features->supported_outputs[channel];
831 }
832
dss_feat_get_supported_color_modes(enum omap_plane plane)833 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane)
834 {
835 return omap_current_dss_features->supported_color_modes[plane];
836 }
837 EXPORT_SYMBOL(dss_feat_get_supported_color_modes);
838
dss_feat_get_overlay_caps(enum omap_plane plane)839 enum omap_overlay_caps dss_feat_get_overlay_caps(enum omap_plane plane)
840 {
841 return omap_current_dss_features->overlay_caps[plane];
842 }
843
dss_feat_color_mode_supported(enum omap_plane plane,enum omap_color_mode color_mode)844 bool dss_feat_color_mode_supported(enum omap_plane plane,
845 enum omap_color_mode color_mode)
846 {
847 return omap_current_dss_features->supported_color_modes[plane] &
848 color_mode;
849 }
850
dss_feat_get_clk_source_name(enum omap_dss_clk_source id)851 const char *dss_feat_get_clk_source_name(enum omap_dss_clk_source id)
852 {
853 return omap_current_dss_features->clksrc_names[id];
854 }
855
dss_feat_get_buffer_size_unit(void)856 u32 dss_feat_get_buffer_size_unit(void)
857 {
858 return omap_current_dss_features->buffer_size_unit;
859 }
860
dss_feat_get_burst_size_unit(void)861 u32 dss_feat_get_burst_size_unit(void)
862 {
863 return omap_current_dss_features->burst_size_unit;
864 }
865
866 /* DSS has_feature check */
dss_has_feature(enum dss_feat_id id)867 bool dss_has_feature(enum dss_feat_id id)
868 {
869 int i;
870 const enum dss_feat_id *features = omap_current_dss_features->features;
871 const int num_features = omap_current_dss_features->num_features;
872
873 for (i = 0; i < num_features; i++) {
874 if (features[i] == id)
875 return true;
876 }
877
878 return false;
879 }
880
dss_feat_get_reg_field(enum dss_feat_reg_field id,u8 * start,u8 * end)881 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end)
882 {
883 BUG_ON(id >= omap_current_dss_features->num_reg_fields);
884
885 *start = omap_current_dss_features->reg_fields[id].start;
886 *end = omap_current_dss_features->reg_fields[id].end;
887 }
888
dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type)889 bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type)
890 {
891 return omap_current_dss_features->supported_rotation_types & rot_type;
892 }
893
dss_features_init(enum omapdss_version version)894 void dss_features_init(enum omapdss_version version)
895 {
896 switch (version) {
897 case OMAPDSS_VER_OMAP24xx:
898 omap_current_dss_features = &omap2_dss_features;
899 break;
900
901 case OMAPDSS_VER_OMAP34xx_ES1:
902 case OMAPDSS_VER_OMAP34xx_ES3:
903 omap_current_dss_features = &omap3430_dss_features;
904 break;
905
906 case OMAPDSS_VER_OMAP3630:
907 omap_current_dss_features = &omap3630_dss_features;
908 break;
909
910 case OMAPDSS_VER_OMAP4430_ES1:
911 omap_current_dss_features = &omap4430_es1_0_dss_features;
912 break;
913
914 case OMAPDSS_VER_OMAP4430_ES2:
915 omap_current_dss_features = &omap4430_es2_0_1_2_dss_features;
916 break;
917
918 case OMAPDSS_VER_OMAP4:
919 omap_current_dss_features = &omap4_dss_features;
920 break;
921
922 case OMAPDSS_VER_OMAP5:
923 case OMAPDSS_VER_DRA7xx:
924 omap_current_dss_features = &omap5_dss_features;
925 break;
926
927 case OMAPDSS_VER_AM35xx:
928 omap_current_dss_features = &am35xx_dss_features;
929 break;
930
931 case OMAPDSS_VER_AM43xx:
932 omap_current_dss_features = &am43xx_dss_features;
933 break;
934
935 default:
936 DSSWARN("Unsupported OMAP version");
937 break;
938 }
939 }
940