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1/*
2 * Copyright 2006 Dave Airlie <airlied@linux.ie>
3 * Copyright © 2006-2007 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
24 *
25 * Authors:
26 * Eric Anholt <eric@anholt.net>
27 */
28
29#include <linux/delay.h>
30#include <linux/i2c.h>
31#include <linux/kernel.h>
32#include <linux/module.h>
33#include <linux/slab.h>
34
35#include <drm/drm_crtc.h>
36#include <drm/drm_edid.h>
37
38#include "psb_drv.h"
39#include "psb_intel_drv.h"
40#include "psb_intel_reg.h"
41#include "psb_intel_sdvo_regs.h"
42
43#define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
44#define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
45#define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
46#define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
47
48#define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
49 SDVO_TV_MASK)
50
51#define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
52#define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
53#define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
54#define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
55
56
57static const char *tv_format_names[] = {
58 "NTSC_M" , "NTSC_J" , "NTSC_443",
59 "PAL_B" , "PAL_D" , "PAL_G" ,
60 "PAL_H" , "PAL_I" , "PAL_M" ,
61 "PAL_N" , "PAL_NC" , "PAL_60" ,
62 "SECAM_B" , "SECAM_D" , "SECAM_G" ,
63 "SECAM_K" , "SECAM_K1", "SECAM_L" ,
64 "SECAM_60"
65};
66
67struct psb_intel_sdvo {
68 struct gma_encoder base;
69
70 struct i2c_adapter *i2c;
71 u8 slave_addr;
72
73 struct i2c_adapter ddc;
74
75 /* Register for the SDVO device: SDVOB or SDVOC */
76 int sdvo_reg;
77
78 /* Active outputs controlled by this SDVO output */
79 uint16_t controlled_output;
80
81 /*
82 * Capabilities of the SDVO device returned by
83 * i830_sdvo_get_capabilities()
84 */
85 struct psb_intel_sdvo_caps caps;
86
87 /* Pixel clock limitations reported by the SDVO device, in kHz */
88 int pixel_clock_min, pixel_clock_max;
89
90 /*
91 * For multiple function SDVO device,
92 * this is for current attached outputs.
93 */
94 uint16_t attached_output;
95
96 /**
97 * This is used to select the color range of RBG outputs in HDMI mode.
98 * It is only valid when using TMDS encoding and 8 bit per color mode.
99 */
100 uint32_t color_range;
101
102 /**
103 * This is set if we're going to treat the device as TV-out.
104 *
105 * While we have these nice friendly flags for output types that ought
106 * to decide this for us, the S-Video output on our HDMI+S-Video card
107 * shows up as RGB1 (VGA).
108 */
109 bool is_tv;
110
111 /* This is for current tv format name */
112 int tv_format_index;
113
114 /**
115 * This is set if we treat the device as HDMI, instead of DVI.
116 */
117 bool is_hdmi;
118 bool has_hdmi_monitor;
119 bool has_hdmi_audio;
120
121 /**
122 * This is set if we detect output of sdvo device as LVDS and
123 * have a valid fixed mode to use with the panel.
124 */
125 bool is_lvds;
126
127 /**
128 * This is sdvo fixed pannel mode pointer
129 */
130 struct drm_display_mode *sdvo_lvds_fixed_mode;
131
132 /* DDC bus used by this SDVO encoder */
133 uint8_t ddc_bus;
134
135 /* Input timings for adjusted_mode */
136 struct psb_intel_sdvo_dtd input_dtd;
137
138 /* Saved SDVO output states */
139 uint32_t saveSDVO; /* Can be SDVOB or SDVOC depending on sdvo_reg */
140};
141
142struct psb_intel_sdvo_connector {
143 struct gma_connector base;
144
145 /* Mark the type of connector */
146 uint16_t output_flag;
147
148 int force_audio;
149
150 /* This contains all current supported TV format */
151 u8 tv_format_supported[ARRAY_SIZE(tv_format_names)];
152 int format_supported_num;
153 struct drm_property *tv_format;
154
155 /* add the property for the SDVO-TV */
156 struct drm_property *left;
157 struct drm_property *right;
158 struct drm_property *top;
159 struct drm_property *bottom;
160 struct drm_property *hpos;
161 struct drm_property *vpos;
162 struct drm_property *contrast;
163 struct drm_property *saturation;
164 struct drm_property *hue;
165 struct drm_property *sharpness;
166 struct drm_property *flicker_filter;
167 struct drm_property *flicker_filter_adaptive;
168 struct drm_property *flicker_filter_2d;
169 struct drm_property *tv_chroma_filter;
170 struct drm_property *tv_luma_filter;
171 struct drm_property *dot_crawl;
172
173 /* add the property for the SDVO-TV/LVDS */
174 struct drm_property *brightness;
175
176 /* Add variable to record current setting for the above property */
177 u32 left_margin, right_margin, top_margin, bottom_margin;
178
179 /* this is to get the range of margin.*/
180 u32 max_hscan, max_vscan;
181 u32 max_hpos, cur_hpos;
182 u32 max_vpos, cur_vpos;
183 u32 cur_brightness, max_brightness;
184 u32 cur_contrast, max_contrast;
185 u32 cur_saturation, max_saturation;
186 u32 cur_hue, max_hue;
187 u32 cur_sharpness, max_sharpness;
188 u32 cur_flicker_filter, max_flicker_filter;
189 u32 cur_flicker_filter_adaptive, max_flicker_filter_adaptive;
190 u32 cur_flicker_filter_2d, max_flicker_filter_2d;
191 u32 cur_tv_chroma_filter, max_tv_chroma_filter;
192 u32 cur_tv_luma_filter, max_tv_luma_filter;
193 u32 cur_dot_crawl, max_dot_crawl;
194};
195
196static struct psb_intel_sdvo *to_psb_intel_sdvo(struct drm_encoder *encoder)
197{
198 return container_of(encoder, struct psb_intel_sdvo, base.base);
199}
200
201static struct psb_intel_sdvo *intel_attached_sdvo(struct drm_connector *connector)
202{
203 return container_of(gma_attached_encoder(connector),
204 struct psb_intel_sdvo, base);
205}
206
207static struct psb_intel_sdvo_connector *to_psb_intel_sdvo_connector(struct drm_connector *connector)
208{
209 return container_of(to_gma_connector(connector), struct psb_intel_sdvo_connector, base);
210}
211
212static bool
213psb_intel_sdvo_output_setup(struct psb_intel_sdvo *psb_intel_sdvo, uint16_t flags);
214static bool
215psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_sdvo,
216 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
217 int type);
218static bool
219psb_intel_sdvo_create_enhance_property(struct psb_intel_sdvo *psb_intel_sdvo,
220 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector);
221
222/**
223 * Writes the SDVOB or SDVOC with the given value, but always writes both
224 * SDVOB and SDVOC to work around apparent hardware issues (according to
225 * comments in the BIOS).
226 */
227static void psb_intel_sdvo_write_sdvox(struct psb_intel_sdvo *psb_intel_sdvo, u32 val)
228{
229 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
230 u32 bval = val, cval = val;
231 int i, j;
232 int need_aux = IS_MRST(dev) ? 1 : 0;
233
234 for (j = 0; j <= need_aux; j++) {
235 if (psb_intel_sdvo->sdvo_reg == SDVOB)
236 cval = REG_READ_WITH_AUX(SDVOC, j);
237 else
238 bval = REG_READ_WITH_AUX(SDVOB, j);
239
240 /*
241 * Write the registers twice for luck. Sometimes,
242 * writing them only once doesn't appear to 'stick'.
243 * The BIOS does this too. Yay, magic
244 */
245 for (i = 0; i < 2; i++) {
246 REG_WRITE_WITH_AUX(SDVOB, bval, j);
247 REG_READ_WITH_AUX(SDVOB, j);
248 REG_WRITE_WITH_AUX(SDVOC, cval, j);
249 REG_READ_WITH_AUX(SDVOC, j);
250 }
251 }
252}
253
254static bool psb_intel_sdvo_read_byte(struct psb_intel_sdvo *psb_intel_sdvo, u8 addr, u8 *ch)
255{
256 struct i2c_msg msgs[] = {
257 {
258 .addr = psb_intel_sdvo->slave_addr,
259 .flags = 0,
260 .len = 1,
261 .buf = &addr,
262 },
263 {
264 .addr = psb_intel_sdvo->slave_addr,
265 .flags = I2C_M_RD,
266 .len = 1,
267 .buf = ch,
268 }
269 };
270 int ret;
271
272 if ((ret = i2c_transfer(psb_intel_sdvo->i2c, msgs, 2)) == 2)
273 return true;
274
275 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret);
276 return false;
277}
278
279#define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
280/** Mapping of command numbers to names, for debug output */
281static const struct _sdvo_cmd_name {
282 u8 cmd;
283 const char *name;
284} sdvo_cmd_names[] = {
285 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET),
286 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS),
287 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV),
288 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS),
289 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS),
290 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS),
291 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP),
292 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP),
293 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS),
294 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT),
295 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG),
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
328
329 /* Add the op code for SDVO enhancements */
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS),
335 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS),
336 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION),
337 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION),
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE),
340 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE),
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER),
374
375 /* HDMI op code */
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI),
381 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP),
382 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY),
383 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT),
386 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA),
396};
397
398#define IS_SDVOB(reg) (reg == SDVOB)
399#define SDVO_NAME(svdo) (IS_SDVOB((svdo)->sdvo_reg) ? "SDVOB" : "SDVOC")
400
401static void psb_intel_sdvo_debug_write(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
402 const void *args, int args_len)
403{
404 int i;
405
406 DRM_DEBUG_KMS("%s: W: %02X ",
407 SDVO_NAME(psb_intel_sdvo), cmd);
408 for (i = 0; i < args_len; i++)
409 DRM_DEBUG_KMS("%02X ", ((u8 *)args)[i]);
410 for (; i < 8; i++)
411 DRM_DEBUG_KMS(" ");
412 for (i = 0; i < ARRAY_SIZE(sdvo_cmd_names); i++) {
413 if (cmd == sdvo_cmd_names[i].cmd) {
414 DRM_DEBUG_KMS("(%s)", sdvo_cmd_names[i].name);
415 break;
416 }
417 }
418 if (i == ARRAY_SIZE(sdvo_cmd_names))
419 DRM_DEBUG_KMS("(%02X)", cmd);
420 DRM_DEBUG_KMS("\n");
421}
422
423static const char *cmd_status_names[] = {
424 "Power on",
425 "Success",
426 "Not supported",
427 "Invalid arg",
428 "Pending",
429 "Target not specified",
430 "Scaling not supported"
431};
432
433#define MAX_ARG_LEN 32
434
435static bool psb_intel_sdvo_write_cmd(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
436 const void *args, int args_len)
437{
438 u8 buf[MAX_ARG_LEN*2 + 2], status;
439 struct i2c_msg msgs[MAX_ARG_LEN + 3];
440 int i, ret;
441
442 if (args_len > MAX_ARG_LEN) {
443 DRM_ERROR("Need to increase arg length\n");
444 return false;
445 }
446
447 psb_intel_sdvo_debug_write(psb_intel_sdvo, cmd, args, args_len);
448
449 for (i = 0; i < args_len; i++) {
450 msgs[i].addr = psb_intel_sdvo->slave_addr;
451 msgs[i].flags = 0;
452 msgs[i].len = 2;
453 msgs[i].buf = buf + 2 *i;
454 buf[2*i + 0] = SDVO_I2C_ARG_0 - i;
455 buf[2*i + 1] = ((u8*)args)[i];
456 }
457 msgs[i].addr = psb_intel_sdvo->slave_addr;
458 msgs[i].flags = 0;
459 msgs[i].len = 2;
460 msgs[i].buf = buf + 2*i;
461 buf[2*i + 0] = SDVO_I2C_OPCODE;
462 buf[2*i + 1] = cmd;
463
464 /* the following two are to read the response */
465 status = SDVO_I2C_CMD_STATUS;
466 msgs[i+1].addr = psb_intel_sdvo->slave_addr;
467 msgs[i+1].flags = 0;
468 msgs[i+1].len = 1;
469 msgs[i+1].buf = &status;
470
471 msgs[i+2].addr = psb_intel_sdvo->slave_addr;
472 msgs[i+2].flags = I2C_M_RD;
473 msgs[i+2].len = 1;
474 msgs[i+2].buf = &status;
475
476 ret = i2c_transfer(psb_intel_sdvo->i2c, msgs, i+3);
477 if (ret < 0) {
478 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret);
479 return false;
480 }
481 if (ret != i+3) {
482 /* failure in I2C transfer */
483 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret, i+3);
484 return false;
485 }
486
487 return true;
488}
489
490static bool psb_intel_sdvo_read_response(struct psb_intel_sdvo *psb_intel_sdvo,
491 void *response, int response_len)
492{
493 u8 retry = 5;
494 u8 status;
495 int i;
496
497 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(psb_intel_sdvo));
498
499 /*
500 * The documentation states that all commands will be
501 * processed within 15µs, and that we need only poll
502 * the status byte a maximum of 3 times in order for the
503 * command to be complete.
504 *
505 * Check 5 times in case the hardware failed to read the docs.
506 */
507 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
508 SDVO_I2C_CMD_STATUS,
509 &status))
510 goto log_fail;
511
512 while ((status == SDVO_CMD_STATUS_PENDING ||
513 status == SDVO_CMD_STATUS_TARGET_NOT_SPECIFIED) && retry--) {
514 udelay(15);
515 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
516 SDVO_I2C_CMD_STATUS,
517 &status))
518 goto log_fail;
519 }
520
521 if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
522 DRM_DEBUG_KMS("(%s)", cmd_status_names[status]);
523 else
524 DRM_DEBUG_KMS("(??? %d)", status);
525
526 if (status != SDVO_CMD_STATUS_SUCCESS)
527 goto log_fail;
528
529 /* Read the command response */
530 for (i = 0; i < response_len; i++) {
531 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
532 SDVO_I2C_RETURN_0 + i,
533 &((u8 *)response)[i]))
534 goto log_fail;
535 DRM_DEBUG_KMS(" %02X", ((u8 *)response)[i]);
536 }
537 DRM_DEBUG_KMS("\n");
538 return true;
539
540log_fail:
541 DRM_DEBUG_KMS("... failed\n");
542 return false;
543}
544
545static int psb_intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
546{
547 if (mode->clock >= 100000)
548 return 1;
549 else if (mode->clock >= 50000)
550 return 2;
551 else
552 return 4;
553}
554
555static bool psb_intel_sdvo_set_control_bus_switch(struct psb_intel_sdvo *psb_intel_sdvo,
556 u8 ddc_bus)
557{
558 /* This must be the immediately preceding write before the i2c xfer */
559 return psb_intel_sdvo_write_cmd(psb_intel_sdvo,
560 SDVO_CMD_SET_CONTROL_BUS_SWITCH,
561 &ddc_bus, 1);
562}
563
564static bool psb_intel_sdvo_set_value(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd, const void *data, int len)
565{
566 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo, cmd, data, len))
567 return false;
568
569 return psb_intel_sdvo_read_response(psb_intel_sdvo, NULL, 0);
570}
571
572static bool
573psb_intel_sdvo_get_value(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd, void *value, int len)
574{
575 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo, cmd, NULL, 0))
576 return false;
577
578 return psb_intel_sdvo_read_response(psb_intel_sdvo, value, len);
579}
580
581static bool psb_intel_sdvo_set_target_input(struct psb_intel_sdvo *psb_intel_sdvo)
582{
583 struct psb_intel_sdvo_set_target_input_args targets = {0};
584 return psb_intel_sdvo_set_value(psb_intel_sdvo,
585 SDVO_CMD_SET_TARGET_INPUT,
586 &targets, sizeof(targets));
587}
588
589/**
590 * Return whether each input is trained.
591 *
592 * This function is making an assumption about the layout of the response,
593 * which should be checked against the docs.
594 */
595static bool psb_intel_sdvo_get_trained_inputs(struct psb_intel_sdvo *psb_intel_sdvo, bool *input_1, bool *input_2)
596{
597 struct psb_intel_sdvo_get_trained_inputs_response response;
598
599 BUILD_BUG_ON(sizeof(response) != 1);
600 if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_TRAINED_INPUTS,
601 &response, sizeof(response)))
602 return false;
603
604 *input_1 = response.input0_trained;
605 *input_2 = response.input1_trained;
606 return true;
607}
608
609static bool psb_intel_sdvo_set_active_outputs(struct psb_intel_sdvo *psb_intel_sdvo,
610 u16 outputs)
611{
612 return psb_intel_sdvo_set_value(psb_intel_sdvo,
613 SDVO_CMD_SET_ACTIVE_OUTPUTS,
614 &outputs, sizeof(outputs));
615}
616
617static bool psb_intel_sdvo_set_encoder_power_state(struct psb_intel_sdvo *psb_intel_sdvo,
618 int mode)
619{
620 u8 state = SDVO_ENCODER_STATE_ON;
621
622 switch (mode) {
623 case DRM_MODE_DPMS_ON:
624 state = SDVO_ENCODER_STATE_ON;
625 break;
626 case DRM_MODE_DPMS_STANDBY:
627 state = SDVO_ENCODER_STATE_STANDBY;
628 break;
629 case DRM_MODE_DPMS_SUSPEND:
630 state = SDVO_ENCODER_STATE_SUSPEND;
631 break;
632 case DRM_MODE_DPMS_OFF:
633 state = SDVO_ENCODER_STATE_OFF;
634 break;
635 }
636
637 return psb_intel_sdvo_set_value(psb_intel_sdvo,
638 SDVO_CMD_SET_ENCODER_POWER_STATE, &state, sizeof(state));
639}
640
641static bool psb_intel_sdvo_get_input_pixel_clock_range(struct psb_intel_sdvo *psb_intel_sdvo,
642 int *clock_min,
643 int *clock_max)
644{
645 struct psb_intel_sdvo_pixel_clock_range clocks;
646
647 BUILD_BUG_ON(sizeof(clocks) != 4);
648 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
649 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE,
650 &clocks, sizeof(clocks)))
651 return false;
652
653 /* Convert the values from units of 10 kHz to kHz. */
654 *clock_min = clocks.min * 10;
655 *clock_max = clocks.max * 10;
656 return true;
657}
658
659static bool psb_intel_sdvo_set_target_output(struct psb_intel_sdvo *psb_intel_sdvo,
660 u16 outputs)
661{
662 return psb_intel_sdvo_set_value(psb_intel_sdvo,
663 SDVO_CMD_SET_TARGET_OUTPUT,
664 &outputs, sizeof(outputs));
665}
666
667static bool psb_intel_sdvo_set_timing(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
668 struct psb_intel_sdvo_dtd *dtd)
669{
670 return psb_intel_sdvo_set_value(psb_intel_sdvo, cmd, &dtd->part1, sizeof(dtd->part1)) &&
671 psb_intel_sdvo_set_value(psb_intel_sdvo, cmd + 1, &dtd->part2, sizeof(dtd->part2));
672}
673
674static bool psb_intel_sdvo_set_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
675 struct psb_intel_sdvo_dtd *dtd)
676{
677 return psb_intel_sdvo_set_timing(psb_intel_sdvo,
678 SDVO_CMD_SET_INPUT_TIMINGS_PART1, dtd);
679}
680
681static bool psb_intel_sdvo_set_output_timing(struct psb_intel_sdvo *psb_intel_sdvo,
682 struct psb_intel_sdvo_dtd *dtd)
683{
684 return psb_intel_sdvo_set_timing(psb_intel_sdvo,
685 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd);
686}
687
688static bool
689psb_intel_sdvo_create_preferred_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
690 uint16_t clock,
691 uint16_t width,
692 uint16_t height)
693{
694 struct psb_intel_sdvo_preferred_input_timing_args args;
695
696 memset(&args, 0, sizeof(args));
697 args.clock = clock;
698 args.width = width;
699 args.height = height;
700 args.interlace = 0;
701
702 if (psb_intel_sdvo->is_lvds &&
703 (psb_intel_sdvo->sdvo_lvds_fixed_mode->hdisplay != width ||
704 psb_intel_sdvo->sdvo_lvds_fixed_mode->vdisplay != height))
705 args.scaled = 1;
706
707 return psb_intel_sdvo_set_value(psb_intel_sdvo,
708 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING,
709 &args, sizeof(args));
710}
711
712static bool psb_intel_sdvo_get_preferred_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
713 struct psb_intel_sdvo_dtd *dtd)
714{
715 BUILD_BUG_ON(sizeof(dtd->part1) != 8);
716 BUILD_BUG_ON(sizeof(dtd->part2) != 8);
717 return psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
718 &dtd->part1, sizeof(dtd->part1)) &&
719 psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
720 &dtd->part2, sizeof(dtd->part2));
721}
722
723static bool psb_intel_sdvo_set_clock_rate_mult(struct psb_intel_sdvo *psb_intel_sdvo, u8 val)
724{
725 return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_CLOCK_RATE_MULT, &val, 1);
726}
727
728static void psb_intel_sdvo_get_dtd_from_mode(struct psb_intel_sdvo_dtd *dtd,
729 const struct drm_display_mode *mode)
730{
731 uint16_t width, height;
732 uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
733 uint16_t h_sync_offset, v_sync_offset;
734
735 width = mode->crtc_hdisplay;
736 height = mode->crtc_vdisplay;
737
738 /* do some mode translations */
739 h_blank_len = mode->crtc_hblank_end - mode->crtc_hblank_start;
740 h_sync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
741
742 v_blank_len = mode->crtc_vblank_end - mode->crtc_vblank_start;
743 v_sync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
744
745 h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
746 v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
747
748 dtd->part1.clock = mode->clock / 10;
749 dtd->part1.h_active = width & 0xff;
750 dtd->part1.h_blank = h_blank_len & 0xff;
751 dtd->part1.h_high = (((width >> 8) & 0xf) << 4) |
752 ((h_blank_len >> 8) & 0xf);
753 dtd->part1.v_active = height & 0xff;
754 dtd->part1.v_blank = v_blank_len & 0xff;
755 dtd->part1.v_high = (((height >> 8) & 0xf) << 4) |
756 ((v_blank_len >> 8) & 0xf);
757
758 dtd->part2.h_sync_off = h_sync_offset & 0xff;
759 dtd->part2.h_sync_width = h_sync_len & 0xff;
760 dtd->part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 |
761 (v_sync_len & 0xf);
762 dtd->part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) |
763 ((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) |
764 ((v_sync_len & 0x30) >> 4);
765
766 dtd->part2.dtd_flags = 0x18;
767 if (mode->flags & DRM_MODE_FLAG_PHSYNC)
768 dtd->part2.dtd_flags |= 0x2;
769 if (mode->flags & DRM_MODE_FLAG_PVSYNC)
770 dtd->part2.dtd_flags |= 0x4;
771
772 dtd->part2.sdvo_flags = 0;
773 dtd->part2.v_sync_off_high = v_sync_offset & 0xc0;
774 dtd->part2.reserved = 0;
775}
776
777static void psb_intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode,
778 const struct psb_intel_sdvo_dtd *dtd)
779{
780 mode->hdisplay = dtd->part1.h_active;
781 mode->hdisplay += ((dtd->part1.h_high >> 4) & 0x0f) << 8;
782 mode->hsync_start = mode->hdisplay + dtd->part2.h_sync_off;
783 mode->hsync_start += (dtd->part2.sync_off_width_high & 0xc0) << 2;
784 mode->hsync_end = mode->hsync_start + dtd->part2.h_sync_width;
785 mode->hsync_end += (dtd->part2.sync_off_width_high & 0x30) << 4;
786 mode->htotal = mode->hdisplay + dtd->part1.h_blank;
787 mode->htotal += (dtd->part1.h_high & 0xf) << 8;
788
789 mode->vdisplay = dtd->part1.v_active;
790 mode->vdisplay += ((dtd->part1.v_high >> 4) & 0x0f) << 8;
791 mode->vsync_start = mode->vdisplay;
792 mode->vsync_start += (dtd->part2.v_sync_off_width >> 4) & 0xf;
793 mode->vsync_start += (dtd->part2.sync_off_width_high & 0x0c) << 2;
794 mode->vsync_start += dtd->part2.v_sync_off_high & 0xc0;
795 mode->vsync_end = mode->vsync_start +
796 (dtd->part2.v_sync_off_width & 0xf);
797 mode->vsync_end += (dtd->part2.sync_off_width_high & 0x3) << 4;
798 mode->vtotal = mode->vdisplay + dtd->part1.v_blank;
799 mode->vtotal += (dtd->part1.v_high & 0xf) << 8;
800
801 mode->clock = dtd->part1.clock * 10;
802
803 mode->flags &= ~(DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC);
804 if (dtd->part2.dtd_flags & 0x2)
805 mode->flags |= DRM_MODE_FLAG_PHSYNC;
806 if (dtd->part2.dtd_flags & 0x4)
807 mode->flags |= DRM_MODE_FLAG_PVSYNC;
808}
809
810static bool psb_intel_sdvo_check_supp_encode(struct psb_intel_sdvo *psb_intel_sdvo)
811{
812 struct psb_intel_sdvo_encode encode;
813
814 BUILD_BUG_ON(sizeof(encode) != 2);
815 return psb_intel_sdvo_get_value(psb_intel_sdvo,
816 SDVO_CMD_GET_SUPP_ENCODE,
817 &encode, sizeof(encode));
818}
819
820static bool psb_intel_sdvo_set_encode(struct psb_intel_sdvo *psb_intel_sdvo,
821 uint8_t mode)
822{
823 return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_ENCODE, &mode, 1);
824}
825
826static bool psb_intel_sdvo_set_colorimetry(struct psb_intel_sdvo *psb_intel_sdvo,
827 uint8_t mode)
828{
829 return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_COLORIMETRY, &mode, 1);
830}
831
832#if 0
833static void psb_intel_sdvo_dump_hdmi_buf(struct psb_intel_sdvo *psb_intel_sdvo)
834{
835 int i, j;
836 uint8_t set_buf_index[2];
837 uint8_t av_split;
838 uint8_t buf_size;
839 uint8_t buf[48];
840 uint8_t *pos;
841
842 psb_intel_sdvo_get_value(encoder, SDVO_CMD_GET_HBUF_AV_SPLIT, &av_split, 1);
843
844 for (i = 0; i <= av_split; i++) {
845 set_buf_index[0] = i; set_buf_index[1] = 0;
846 psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_SET_HBUF_INDEX,
847 set_buf_index, 2);
848 psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_INFO, NULL, 0);
849 psb_intel_sdvo_read_response(encoder, &buf_size, 1);
850
851 pos = buf;
852 for (j = 0; j <= buf_size; j += 8) {
853 psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_DATA,
854 NULL, 0);
855 psb_intel_sdvo_read_response(encoder, pos, 8);
856 pos += 8;
857 }
858 }
859}
860#endif
861
862static bool psb_intel_sdvo_set_avi_infoframe(struct psb_intel_sdvo *psb_intel_sdvo)
863{
864 DRM_INFO("HDMI is not supported yet");
865
866 return false;
867#if 0
868 struct dip_infoframe avi_if = {
869 .type = DIP_TYPE_AVI,
870 .ver = DIP_VERSION_AVI,
871 .len = DIP_LEN_AVI,
872 };
873 uint8_t tx_rate = SDVO_HBUF_TX_VSYNC;
874 uint8_t set_buf_index[2] = { 1, 0 };
875 uint64_t *data = (uint64_t *)&avi_if;
876 unsigned i;
877
878 intel_dip_infoframe_csum(&avi_if);
879
880 if (!psb_intel_sdvo_set_value(psb_intel_sdvo,
881 SDVO_CMD_SET_HBUF_INDEX,
882 set_buf_index, 2))
883 return false;
884
885 for (i = 0; i < sizeof(avi_if); i += 8) {
886 if (!psb_intel_sdvo_set_value(psb_intel_sdvo,
887 SDVO_CMD_SET_HBUF_DATA,
888 data, 8))
889 return false;
890 data++;
891 }
892
893 return psb_intel_sdvo_set_value(psb_intel_sdvo,
894 SDVO_CMD_SET_HBUF_TXRATE,
895 &tx_rate, 1);
896#endif
897}
898
899static bool psb_intel_sdvo_set_tv_format(struct psb_intel_sdvo *psb_intel_sdvo)
900{
901 struct psb_intel_sdvo_tv_format format;
902 uint32_t format_map;
903
904 format_map = 1 << psb_intel_sdvo->tv_format_index;
905 memset(&format, 0, sizeof(format));
906 memcpy(&format, &format_map, min(sizeof(format), sizeof(format_map)));
907
908 BUILD_BUG_ON(sizeof(format) != 6);
909 return psb_intel_sdvo_set_value(psb_intel_sdvo,
910 SDVO_CMD_SET_TV_FORMAT,
911 &format, sizeof(format));
912}
913
914static bool
915psb_intel_sdvo_set_output_timings_from_mode(struct psb_intel_sdvo *psb_intel_sdvo,
916 const struct drm_display_mode *mode)
917{
918 struct psb_intel_sdvo_dtd output_dtd;
919
920 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
921 psb_intel_sdvo->attached_output))
922 return false;
923
924 psb_intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
925 if (!psb_intel_sdvo_set_output_timing(psb_intel_sdvo, &output_dtd))
926 return false;
927
928 return true;
929}
930
931static bool
932psb_intel_sdvo_set_input_timings_for_mode(struct psb_intel_sdvo *psb_intel_sdvo,
933 const struct drm_display_mode *mode,
934 struct drm_display_mode *adjusted_mode)
935{
936 /* Reset the input timing to the screen. Assume always input 0. */
937 if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
938 return false;
939
940 if (!psb_intel_sdvo_create_preferred_input_timing(psb_intel_sdvo,
941 mode->clock / 10,
942 mode->hdisplay,
943 mode->vdisplay))
944 return false;
945
946 if (!psb_intel_sdvo_get_preferred_input_timing(psb_intel_sdvo,
947 &psb_intel_sdvo->input_dtd))
948 return false;
949
950 psb_intel_sdvo_get_mode_from_dtd(adjusted_mode, &psb_intel_sdvo->input_dtd);
951
952 drm_mode_set_crtcinfo(adjusted_mode, 0);
953 return true;
954}
955
956static bool psb_intel_sdvo_mode_fixup(struct drm_encoder *encoder,
957 const struct drm_display_mode *mode,
958 struct drm_display_mode *adjusted_mode)
959{
960 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
961 int multiplier;
962
963 /* We need to construct preferred input timings based on our
964 * output timings. To do that, we have to set the output
965 * timings, even though this isn't really the right place in
966 * the sequence to do it. Oh well.
967 */
968 if (psb_intel_sdvo->is_tv) {
969 if (!psb_intel_sdvo_set_output_timings_from_mode(psb_intel_sdvo, mode))
970 return false;
971
972 (void) psb_intel_sdvo_set_input_timings_for_mode(psb_intel_sdvo,
973 mode,
974 adjusted_mode);
975 } else if (psb_intel_sdvo->is_lvds) {
976 if (!psb_intel_sdvo_set_output_timings_from_mode(psb_intel_sdvo,
977 psb_intel_sdvo->sdvo_lvds_fixed_mode))
978 return false;
979
980 (void) psb_intel_sdvo_set_input_timings_for_mode(psb_intel_sdvo,
981 mode,
982 adjusted_mode);
983 }
984
985 /* Make the CRTC code factor in the SDVO pixel multiplier. The
986 * SDVO device will factor out the multiplier during mode_set.
987 */
988 multiplier = psb_intel_sdvo_get_pixel_multiplier(adjusted_mode);
989 psb_intel_mode_set_pixel_multiplier(adjusted_mode, multiplier);
990
991 return true;
992}
993
994static void psb_intel_sdvo_mode_set(struct drm_encoder *encoder,
995 struct drm_display_mode *mode,
996 struct drm_display_mode *adjusted_mode)
997{
998 struct drm_device *dev = encoder->dev;
999 struct drm_crtc *crtc = encoder->crtc;
1000 struct gma_crtc *gma_crtc = to_gma_crtc(crtc);
1001 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
1002 u32 sdvox;
1003 struct psb_intel_sdvo_in_out_map in_out;
1004 struct psb_intel_sdvo_dtd input_dtd;
1005 int pixel_multiplier = psb_intel_mode_get_pixel_multiplier(adjusted_mode);
1006 int rate;
1007 int need_aux = IS_MRST(dev) ? 1 : 0;
1008
1009 if (!mode)
1010 return;
1011
1012 /* First, set the input mapping for the first input to our controlled
1013 * output. This is only correct if we're a single-input device, in
1014 * which case the first input is the output from the appropriate SDVO
1015 * channel on the motherboard. In a two-input device, the first input
1016 * will be SDVOB and the second SDVOC.
1017 */
1018 in_out.in0 = psb_intel_sdvo->attached_output;
1019 in_out.in1 = 0;
1020
1021 psb_intel_sdvo_set_value(psb_intel_sdvo,
1022 SDVO_CMD_SET_IN_OUT_MAP,
1023 &in_out, sizeof(in_out));
1024
1025 /* Set the output timings to the screen */
1026 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
1027 psb_intel_sdvo->attached_output))
1028 return;
1029
1030 /* We have tried to get input timing in mode_fixup, and filled into
1031 * adjusted_mode.
1032 */
1033 if (psb_intel_sdvo->is_tv || psb_intel_sdvo->is_lvds) {
1034 input_dtd = psb_intel_sdvo->input_dtd;
1035 } else {
1036 /* Set the output timing to the screen */
1037 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
1038 psb_intel_sdvo->attached_output))
1039 return;
1040
1041 psb_intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
1042 (void) psb_intel_sdvo_set_output_timing(psb_intel_sdvo, &input_dtd);
1043 }
1044
1045 /* Set the input timing to the screen. Assume always input 0. */
1046 if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
1047 return;
1048
1049 if (psb_intel_sdvo->has_hdmi_monitor) {
1050 psb_intel_sdvo_set_encode(psb_intel_sdvo, SDVO_ENCODE_HDMI);
1051 psb_intel_sdvo_set_colorimetry(psb_intel_sdvo,
1052 SDVO_COLORIMETRY_RGB256);
1053 psb_intel_sdvo_set_avi_infoframe(psb_intel_sdvo);
1054 } else
1055 psb_intel_sdvo_set_encode(psb_intel_sdvo, SDVO_ENCODE_DVI);
1056
1057 if (psb_intel_sdvo->is_tv &&
1058 !psb_intel_sdvo_set_tv_format(psb_intel_sdvo))
1059 return;
1060
1061 (void) psb_intel_sdvo_set_input_timing(psb_intel_sdvo, &input_dtd);
1062
1063 switch (pixel_multiplier) {
1064 default:
1065 case 1: rate = SDVO_CLOCK_RATE_MULT_1X; break;
1066 case 2: rate = SDVO_CLOCK_RATE_MULT_2X; break;
1067 case 4: rate = SDVO_CLOCK_RATE_MULT_4X; break;
1068 }
1069 if (!psb_intel_sdvo_set_clock_rate_mult(psb_intel_sdvo, rate))
1070 return;
1071
1072 /* Set the SDVO control regs. */
1073 if (need_aux)
1074 sdvox = REG_READ_AUX(psb_intel_sdvo->sdvo_reg);
1075 else
1076 sdvox = REG_READ(psb_intel_sdvo->sdvo_reg);
1077
1078 switch (psb_intel_sdvo->sdvo_reg) {
1079 case SDVOB:
1080 sdvox &= SDVOB_PRESERVE_MASK;
1081 break;
1082 case SDVOC:
1083 sdvox &= SDVOC_PRESERVE_MASK;
1084 break;
1085 }
1086 sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
1087
1088 if (gma_crtc->pipe == 1)
1089 sdvox |= SDVO_PIPE_B_SELECT;
1090 if (psb_intel_sdvo->has_hdmi_audio)
1091 sdvox |= SDVO_AUDIO_ENABLE;
1092
1093 /* FIXME: Check if this is needed for PSB
1094 sdvox |= (pixel_multiplier - 1) << SDVO_PORT_MULTIPLY_SHIFT;
1095 */
1096
1097 if (input_dtd.part2.sdvo_flags & SDVO_NEED_TO_STALL)
1098 sdvox |= SDVO_STALL_SELECT;
1099 psb_intel_sdvo_write_sdvox(psb_intel_sdvo, sdvox);
1100}
1101
1102static void psb_intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
1103{
1104 struct drm_device *dev = encoder->dev;
1105 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
1106 u32 temp;
1107 int i;
1108 int need_aux = IS_MRST(dev) ? 1 : 0;
1109
1110 switch (mode) {
1111 case DRM_MODE_DPMS_ON:
1112 DRM_DEBUG("DPMS_ON");
1113 break;
1114 case DRM_MODE_DPMS_OFF:
1115 DRM_DEBUG("DPMS_OFF");
1116 break;
1117 default:
1118 DRM_DEBUG("DPMS: %d", mode);
1119 }
1120
1121 if (mode != DRM_MODE_DPMS_ON) {
1122 psb_intel_sdvo_set_active_outputs(psb_intel_sdvo, 0);
1123 if (0)
1124 psb_intel_sdvo_set_encoder_power_state(psb_intel_sdvo, mode);
1125
1126 if (mode == DRM_MODE_DPMS_OFF) {
1127 if (need_aux)
1128 temp = REG_READ_AUX(psb_intel_sdvo->sdvo_reg);
1129 else
1130 temp = REG_READ(psb_intel_sdvo->sdvo_reg);
1131
1132 if ((temp & SDVO_ENABLE) != 0) {
1133 psb_intel_sdvo_write_sdvox(psb_intel_sdvo, temp & ~SDVO_ENABLE);
1134 }
1135 }
1136 } else {
1137 bool input1, input2;
1138 u8 status;
1139
1140 if (need_aux)
1141 temp = REG_READ_AUX(psb_intel_sdvo->sdvo_reg);
1142 else
1143 temp = REG_READ(psb_intel_sdvo->sdvo_reg);
1144
1145 if ((temp & SDVO_ENABLE) == 0)
1146 psb_intel_sdvo_write_sdvox(psb_intel_sdvo, temp | SDVO_ENABLE);
1147
1148 for (i = 0; i < 2; i++)
1149 gma_wait_for_vblank(dev);
1150
1151 status = psb_intel_sdvo_get_trained_inputs(psb_intel_sdvo, &input1, &input2);
1152 /* Warn if the device reported failure to sync.
1153 * A lot of SDVO devices fail to notify of sync, but it's
1154 * a given it the status is a success, we succeeded.
1155 */
1156 if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
1157 DRM_DEBUG_KMS("First %s output reported failure to "
1158 "sync\n", SDVO_NAME(psb_intel_sdvo));
1159 }
1160
1161 if (0)
1162 psb_intel_sdvo_set_encoder_power_state(psb_intel_sdvo, mode);
1163 psb_intel_sdvo_set_active_outputs(psb_intel_sdvo, psb_intel_sdvo->attached_output);
1164 }
1165 return;
1166}
1167
1168static enum drm_mode_status psb_intel_sdvo_mode_valid(struct drm_connector *connector,
1169 struct drm_display_mode *mode)
1170{
1171 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1172
1173 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
1174 return MODE_NO_DBLESCAN;
1175
1176 if (psb_intel_sdvo->pixel_clock_min > mode->clock)
1177 return MODE_CLOCK_LOW;
1178
1179 if (psb_intel_sdvo->pixel_clock_max < mode->clock)
1180 return MODE_CLOCK_HIGH;
1181
1182 if (psb_intel_sdvo->is_lvds) {
1183 if (mode->hdisplay > psb_intel_sdvo->sdvo_lvds_fixed_mode->hdisplay)
1184 return MODE_PANEL;
1185
1186 if (mode->vdisplay > psb_intel_sdvo->sdvo_lvds_fixed_mode->vdisplay)
1187 return MODE_PANEL;
1188 }
1189
1190 return MODE_OK;
1191}
1192
1193static bool psb_intel_sdvo_get_capabilities(struct psb_intel_sdvo *psb_intel_sdvo, struct psb_intel_sdvo_caps *caps)
1194{
1195 BUILD_BUG_ON(sizeof(*caps) != 8);
1196 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
1197 SDVO_CMD_GET_DEVICE_CAPS,
1198 caps, sizeof(*caps)))
1199 return false;
1200
1201 DRM_DEBUG_KMS("SDVO capabilities:\n"
1202 " vendor_id: %d\n"
1203 " device_id: %d\n"
1204 " device_rev_id: %d\n"
1205 " sdvo_version_major: %d\n"
1206 " sdvo_version_minor: %d\n"
1207 " sdvo_inputs_mask: %d\n"
1208 " smooth_scaling: %d\n"
1209 " sharp_scaling: %d\n"
1210 " up_scaling: %d\n"
1211 " down_scaling: %d\n"
1212 " stall_support: %d\n"
1213 " output_flags: %d\n",
1214 caps->vendor_id,
1215 caps->device_id,
1216 caps->device_rev_id,
1217 caps->sdvo_version_major,
1218 caps->sdvo_version_minor,
1219 caps->sdvo_inputs_mask,
1220 caps->smooth_scaling,
1221 caps->sharp_scaling,
1222 caps->up_scaling,
1223 caps->down_scaling,
1224 caps->stall_support,
1225 caps->output_flags);
1226
1227 return true;
1228}
1229
1230/* No use! */
1231#if 0
1232struct drm_connector* psb_intel_sdvo_find(struct drm_device *dev, int sdvoB)
1233{
1234 struct drm_connector *connector = NULL;
1235 struct psb_intel_sdvo *iout = NULL;
1236 struct psb_intel_sdvo *sdvo;
1237
1238 /* find the sdvo connector */
1239 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1240 iout = to_psb_intel_sdvo(connector);
1241
1242 if (iout->type != INTEL_OUTPUT_SDVO)
1243 continue;
1244
1245 sdvo = iout->dev_priv;
1246
1247 if (sdvo->sdvo_reg == SDVOB && sdvoB)
1248 return connector;
1249
1250 if (sdvo->sdvo_reg == SDVOC && !sdvoB)
1251 return connector;
1252
1253 }
1254
1255 return NULL;
1256}
1257
1258int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector)
1259{
1260 u8 response[2];
1261 u8 status;
1262 struct psb_intel_sdvo *psb_intel_sdvo;
1263 DRM_DEBUG_KMS("\n");
1264
1265 if (!connector)
1266 return 0;
1267
1268 psb_intel_sdvo = to_psb_intel_sdvo(connector);
1269
1270 return psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT,
1271 &response, 2) && response[0];
1272}
1273
1274void psb_intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
1275{
1276 u8 response[2];
1277 u8 status;
1278 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(connector);
1279
1280 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
1281 psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
1282
1283 if (on) {
1284 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
1285 status = psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
1286
1287 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
1288 } else {
1289 response[0] = 0;
1290 response[1] = 0;
1291 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
1292 }
1293
1294 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
1295 psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
1296}
1297#endif
1298
1299static bool
1300psb_intel_sdvo_multifunc_encoder(struct psb_intel_sdvo *psb_intel_sdvo)
1301{
1302 /* Is there more than one type of output? */
1303 int caps = psb_intel_sdvo->caps.output_flags & 0xf;
1304 return caps & -caps;
1305}
1306
1307static struct edid *
1308psb_intel_sdvo_get_edid(struct drm_connector *connector)
1309{
1310 struct psb_intel_sdvo *sdvo = intel_attached_sdvo(connector);
1311 return drm_get_edid(connector, &sdvo->ddc);
1312}
1313
1314/* Mac mini hack -- use the same DDC as the analog connector */
1315static struct edid *
1316psb_intel_sdvo_get_analog_edid(struct drm_connector *connector)
1317{
1318 struct drm_psb_private *dev_priv = connector->dev->dev_private;
1319
1320 return drm_get_edid(connector,
1321 &dev_priv->gmbus[dev_priv->crt_ddc_pin].adapter);
1322}
1323
1324static enum drm_connector_status
1325psb_intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
1326{
1327 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1328 enum drm_connector_status status;
1329 struct edid *edid;
1330
1331 edid = psb_intel_sdvo_get_edid(connector);
1332
1333 if (edid == NULL && psb_intel_sdvo_multifunc_encoder(psb_intel_sdvo)) {
1334 u8 ddc, saved_ddc = psb_intel_sdvo->ddc_bus;
1335
1336 /*
1337 * Don't use the 1 as the argument of DDC bus switch to get
1338 * the EDID. It is used for SDVO SPD ROM.
1339 */
1340 for (ddc = psb_intel_sdvo->ddc_bus >> 1; ddc > 1; ddc >>= 1) {
1341 psb_intel_sdvo->ddc_bus = ddc;
1342 edid = psb_intel_sdvo_get_edid(connector);
1343 if (edid)
1344 break;
1345 }
1346 /*
1347 * If we found the EDID on the other bus,
1348 * assume that is the correct DDC bus.
1349 */
1350 if (edid == NULL)
1351 psb_intel_sdvo->ddc_bus = saved_ddc;
1352 }
1353
1354 /*
1355 * When there is no edid and no monitor is connected with VGA
1356 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1357 */
1358 if (edid == NULL)
1359 edid = psb_intel_sdvo_get_analog_edid(connector);
1360
1361 status = connector_status_unknown;
1362 if (edid != NULL) {
1363 /* DDC bus is shared, match EDID to connector type */
1364 if (edid->input & DRM_EDID_INPUT_DIGITAL) {
1365 status = connector_status_connected;
1366 if (psb_intel_sdvo->is_hdmi) {
1367 psb_intel_sdvo->has_hdmi_monitor = drm_detect_hdmi_monitor(edid);
1368 psb_intel_sdvo->has_hdmi_audio = drm_detect_monitor_audio(edid);
1369 }
1370 } else
1371 status = connector_status_disconnected;
1372 kfree(edid);
1373 }
1374
1375 if (status == connector_status_connected) {
1376 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1377 if (psb_intel_sdvo_connector->force_audio)
1378 psb_intel_sdvo->has_hdmi_audio = psb_intel_sdvo_connector->force_audio > 0;
1379 }
1380
1381 return status;
1382}
1383
1384static enum drm_connector_status
1385psb_intel_sdvo_detect(struct drm_connector *connector, bool force)
1386{
1387 uint16_t response;
1388 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1389 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1390 enum drm_connector_status ret;
1391
1392 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo,
1393 SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0))
1394 return connector_status_unknown;
1395
1396 /* add 30ms delay when the output type might be TV */
1397 if (psb_intel_sdvo->caps.output_flags &
1398 (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_CVBS0))
1399 mdelay(30);
1400
1401 if (!psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2))
1402 return connector_status_unknown;
1403
1404 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1405 response & 0xff, response >> 8,
1406 psb_intel_sdvo_connector->output_flag);
1407
1408 if (response == 0)
1409 return connector_status_disconnected;
1410
1411 psb_intel_sdvo->attached_output = response;
1412
1413 psb_intel_sdvo->has_hdmi_monitor = false;
1414 psb_intel_sdvo->has_hdmi_audio = false;
1415
1416 if ((psb_intel_sdvo_connector->output_flag & response) == 0)
1417 ret = connector_status_disconnected;
1418 else if (IS_TMDS(psb_intel_sdvo_connector))
1419 ret = psb_intel_sdvo_hdmi_sink_detect(connector);
1420 else {
1421 struct edid *edid;
1422
1423 /* if we have an edid check it matches the connection */
1424 edid = psb_intel_sdvo_get_edid(connector);
1425 if (edid == NULL)
1426 edid = psb_intel_sdvo_get_analog_edid(connector);
1427 if (edid != NULL) {
1428 if (edid->input & DRM_EDID_INPUT_DIGITAL)
1429 ret = connector_status_disconnected;
1430 else
1431 ret = connector_status_connected;
1432 kfree(edid);
1433 } else
1434 ret = connector_status_connected;
1435 }
1436
1437 /* May update encoder flag for like clock for SDVO TV, etc.*/
1438 if (ret == connector_status_connected) {
1439 psb_intel_sdvo->is_tv = false;
1440 psb_intel_sdvo->is_lvds = false;
1441 psb_intel_sdvo->base.needs_tv_clock = false;
1442
1443 if (response & SDVO_TV_MASK) {
1444 psb_intel_sdvo->is_tv = true;
1445 psb_intel_sdvo->base.needs_tv_clock = true;
1446 }
1447 if (response & SDVO_LVDS_MASK)
1448 psb_intel_sdvo->is_lvds = psb_intel_sdvo->sdvo_lvds_fixed_mode != NULL;
1449 }
1450
1451 return ret;
1452}
1453
1454static void psb_intel_sdvo_get_ddc_modes(struct drm_connector *connector)
1455{
1456 struct edid *edid;
1457
1458 /* set the bus switch and get the modes */
1459 edid = psb_intel_sdvo_get_edid(connector);
1460
1461 /*
1462 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1463 * link between analog and digital outputs. So, if the regular SDVO
1464 * DDC fails, check to see if the analog output is disconnected, in
1465 * which case we'll look there for the digital DDC data.
1466 */
1467 if (edid == NULL)
1468 edid = psb_intel_sdvo_get_analog_edid(connector);
1469
1470 if (edid != NULL) {
1471 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1472 bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
1473 bool connector_is_digital = !!IS_TMDS(psb_intel_sdvo_connector);
1474
1475 if (connector_is_digital == monitor_is_digital) {
1476 drm_connector_update_edid_property(connector, edid);
1477 drm_add_edid_modes(connector, edid);
1478 }
1479
1480 kfree(edid);
1481 }
1482}
1483
1484/*
1485 * Set of SDVO TV modes.
1486 * Note! This is in reply order (see loop in get_tv_modes).
1487 * XXX: all 60Hz refresh?
1488 */
1489static const struct drm_display_mode sdvo_tv_modes[] = {
1490 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER, 5815, 320, 321, 384,
1491 416, 0, 200, 201, 232, 233, 0,
1492 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1493 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER, 6814, 320, 321, 384,
1494 416, 0, 240, 241, 272, 273, 0,
1495 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1496 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER, 9910, 400, 401, 464,
1497 496, 0, 300, 301, 332, 333, 0,
1498 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1499 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 16913, 640, 641, 704,
1500 736, 0, 350, 351, 382, 383, 0,
1501 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1502 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 19121, 640, 641, 704,
1503 736, 0, 400, 401, 432, 433, 0,
1504 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1505 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 22654, 640, 641, 704,
1506 736, 0, 480, 481, 512, 513, 0,
1507 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1508 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER, 24624, 704, 705, 768,
1509 800, 0, 480, 481, 512, 513, 0,
1510 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1511 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER, 29232, 704, 705, 768,
1512 800, 0, 576, 577, 608, 609, 0,
1513 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1514 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER, 18751, 720, 721, 784,
1515 816, 0, 350, 351, 382, 383, 0,
1516 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1517 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 21199, 720, 721, 784,
1518 816, 0, 400, 401, 432, 433, 0,
1519 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1520 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 25116, 720, 721, 784,
1521 816, 0, 480, 481, 512, 513, 0,
1522 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1523 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER, 28054, 720, 721, 784,
1524 816, 0, 540, 541, 572, 573, 0,
1525 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1526 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 29816, 720, 721, 784,
1527 816, 0, 576, 577, 608, 609, 0,
1528 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1529 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER, 31570, 768, 769, 832,
1530 864, 0, 576, 577, 608, 609, 0,
1531 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1532 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 34030, 800, 801, 864,
1533 896, 0, 600, 601, 632, 633, 0,
1534 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1535 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 36581, 832, 833, 896,
1536 928, 0, 624, 625, 656, 657, 0,
1537 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1538 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER, 48707, 920, 921, 984,
1539 1016, 0, 766, 767, 798, 799, 0,
1540 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1541 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 53827, 1024, 1025, 1088,
1542 1120, 0, 768, 769, 800, 801, 0,
1543 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1544 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 87265, 1280, 1281, 1344,
1545 1376, 0, 1024, 1025, 1056, 1057, 0,
1546 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1547};
1548
1549static void psb_intel_sdvo_get_tv_modes(struct drm_connector *connector)
1550{
1551 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1552 struct psb_intel_sdvo_sdtv_resolution_request tv_res;
1553 uint32_t reply = 0, format_map = 0;
1554 int i;
1555
1556 /* Read the list of supported input resolutions for the selected TV
1557 * format.
1558 */
1559 format_map = 1 << psb_intel_sdvo->tv_format_index;
1560 memcpy(&tv_res, &format_map,
1561 min(sizeof(format_map), sizeof(struct psb_intel_sdvo_sdtv_resolution_request)));
1562
1563 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo, psb_intel_sdvo->attached_output))
1564 return;
1565
1566 BUILD_BUG_ON(sizeof(tv_res) != 3);
1567 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo,
1568 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
1569 &tv_res, sizeof(tv_res)))
1570 return;
1571 if (!psb_intel_sdvo_read_response(psb_intel_sdvo, &reply, 3))
1572 return;
1573
1574 for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++)
1575 if (reply & (1 << i)) {
1576 struct drm_display_mode *nmode;
1577 nmode = drm_mode_duplicate(connector->dev,
1578 &sdvo_tv_modes[i]);
1579 if (nmode)
1580 drm_mode_probed_add(connector, nmode);
1581 }
1582}
1583
1584static void psb_intel_sdvo_get_lvds_modes(struct drm_connector *connector)
1585{
1586 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1587 struct drm_psb_private *dev_priv = connector->dev->dev_private;
1588 struct drm_display_mode *newmode;
1589
1590 /*
1591 * Attempt to get the mode list from DDC.
1592 * Assume that the preferred modes are
1593 * arranged in priority order.
1594 */
1595 psb_intel_ddc_get_modes(connector, psb_intel_sdvo->i2c);
1596 if (list_empty(&connector->probed_modes) == false)
1597 goto end;
1598
1599 /* Fetch modes from VBT */
1600 if (dev_priv->sdvo_lvds_vbt_mode != NULL) {
1601 newmode = drm_mode_duplicate(connector->dev,
1602 dev_priv->sdvo_lvds_vbt_mode);
1603 if (newmode != NULL) {
1604 /* Guarantee the mode is preferred */
1605 newmode->type = (DRM_MODE_TYPE_PREFERRED |
1606 DRM_MODE_TYPE_DRIVER);
1607 drm_mode_probed_add(connector, newmode);
1608 }
1609 }
1610
1611end:
1612 list_for_each_entry(newmode, &connector->probed_modes, head) {
1613 if (newmode->type & DRM_MODE_TYPE_PREFERRED) {
1614 psb_intel_sdvo->sdvo_lvds_fixed_mode =
1615 drm_mode_duplicate(connector->dev, newmode);
1616
1617 drm_mode_set_crtcinfo(psb_intel_sdvo->sdvo_lvds_fixed_mode,
1618 0);
1619
1620 psb_intel_sdvo->is_lvds = true;
1621 break;
1622 }
1623 }
1624
1625}
1626
1627static int psb_intel_sdvo_get_modes(struct drm_connector *connector)
1628{
1629 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1630
1631 if (IS_TV(psb_intel_sdvo_connector))
1632 psb_intel_sdvo_get_tv_modes(connector);
1633 else if (IS_LVDS(psb_intel_sdvo_connector))
1634 psb_intel_sdvo_get_lvds_modes(connector);
1635 else
1636 psb_intel_sdvo_get_ddc_modes(connector);
1637
1638 return !list_empty(&connector->probed_modes);
1639}
1640
1641static void psb_intel_sdvo_destroy(struct drm_connector *connector)
1642{
1643 drm_connector_unregister(connector);
1644 drm_connector_cleanup(connector);
1645 kfree(connector);
1646}
1647
1648static bool psb_intel_sdvo_detect_hdmi_audio(struct drm_connector *connector)
1649{
1650 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1651 struct edid *edid;
1652 bool has_audio = false;
1653
1654 if (!psb_intel_sdvo->is_hdmi)
1655 return false;
1656
1657 edid = psb_intel_sdvo_get_edid(connector);
1658 if (edid != NULL && edid->input & DRM_EDID_INPUT_DIGITAL)
1659 has_audio = drm_detect_monitor_audio(edid);
1660
1661 return has_audio;
1662}
1663
1664static int
1665psb_intel_sdvo_set_property(struct drm_connector *connector,
1666 struct drm_property *property,
1667 uint64_t val)
1668{
1669 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1670 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1671 struct drm_psb_private *dev_priv = connector->dev->dev_private;
1672 uint16_t temp_value;
1673 uint8_t cmd;
1674 int ret;
1675
1676 ret = drm_object_property_set_value(&connector->base, property, val);
1677 if (ret)
1678 return ret;
1679
1680 if (property == dev_priv->force_audio_property) {
1681 int i = val;
1682 bool has_audio;
1683
1684 if (i == psb_intel_sdvo_connector->force_audio)
1685 return 0;
1686
1687 psb_intel_sdvo_connector->force_audio = i;
1688
1689 if (i == 0)
1690 has_audio = psb_intel_sdvo_detect_hdmi_audio(connector);
1691 else
1692 has_audio = i > 0;
1693
1694 if (has_audio == psb_intel_sdvo->has_hdmi_audio)
1695 return 0;
1696
1697 psb_intel_sdvo->has_hdmi_audio = has_audio;
1698 goto done;
1699 }
1700
1701 if (property == dev_priv->broadcast_rgb_property) {
1702 if (val == !!psb_intel_sdvo->color_range)
1703 return 0;
1704
1705 psb_intel_sdvo->color_range = val ? SDVO_COLOR_RANGE_16_235 : 0;
1706 goto done;
1707 }
1708
1709#define CHECK_PROPERTY(name, NAME) \
1710 if (psb_intel_sdvo_connector->name == property) { \
1711 if (psb_intel_sdvo_connector->cur_##name == temp_value) return 0; \
1712 if (psb_intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1713 cmd = SDVO_CMD_SET_##NAME; \
1714 psb_intel_sdvo_connector->cur_##name = temp_value; \
1715 goto set_value; \
1716 }
1717
1718 if (property == psb_intel_sdvo_connector->tv_format) {
1719 if (val >= ARRAY_SIZE(tv_format_names))
1720 return -EINVAL;
1721
1722 if (psb_intel_sdvo->tv_format_index ==
1723 psb_intel_sdvo_connector->tv_format_supported[val])
1724 return 0;
1725
1726 psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[val];
1727 goto done;
1728 } else if (IS_TV_OR_LVDS(psb_intel_sdvo_connector)) {
1729 temp_value = val;
1730 if (psb_intel_sdvo_connector->left == property) {
1731 drm_object_property_set_value(&connector->base,
1732 psb_intel_sdvo_connector->right, val);
1733 if (psb_intel_sdvo_connector->left_margin == temp_value)
1734 return 0;
1735
1736 psb_intel_sdvo_connector->left_margin = temp_value;
1737 psb_intel_sdvo_connector->right_margin = temp_value;
1738 temp_value = psb_intel_sdvo_connector->max_hscan -
1739 psb_intel_sdvo_connector->left_margin;
1740 cmd = SDVO_CMD_SET_OVERSCAN_H;
1741 goto set_value;
1742 } else if (psb_intel_sdvo_connector->right == property) {
1743 drm_object_property_set_value(&connector->base,
1744 psb_intel_sdvo_connector->left, val);
1745 if (psb_intel_sdvo_connector->right_margin == temp_value)
1746 return 0;
1747
1748 psb_intel_sdvo_connector->left_margin = temp_value;
1749 psb_intel_sdvo_connector->right_margin = temp_value;
1750 temp_value = psb_intel_sdvo_connector->max_hscan -
1751 psb_intel_sdvo_connector->left_margin;
1752 cmd = SDVO_CMD_SET_OVERSCAN_H;
1753 goto set_value;
1754 } else if (psb_intel_sdvo_connector->top == property) {
1755 drm_object_property_set_value(&connector->base,
1756 psb_intel_sdvo_connector->bottom, val);
1757 if (psb_intel_sdvo_connector->top_margin == temp_value)
1758 return 0;
1759
1760 psb_intel_sdvo_connector->top_margin = temp_value;
1761 psb_intel_sdvo_connector->bottom_margin = temp_value;
1762 temp_value = psb_intel_sdvo_connector->max_vscan -
1763 psb_intel_sdvo_connector->top_margin;
1764 cmd = SDVO_CMD_SET_OVERSCAN_V;
1765 goto set_value;
1766 } else if (psb_intel_sdvo_connector->bottom == property) {
1767 drm_object_property_set_value(&connector->base,
1768 psb_intel_sdvo_connector->top, val);
1769 if (psb_intel_sdvo_connector->bottom_margin == temp_value)
1770 return 0;
1771
1772 psb_intel_sdvo_connector->top_margin = temp_value;
1773 psb_intel_sdvo_connector->bottom_margin = temp_value;
1774 temp_value = psb_intel_sdvo_connector->max_vscan -
1775 psb_intel_sdvo_connector->top_margin;
1776 cmd = SDVO_CMD_SET_OVERSCAN_V;
1777 goto set_value;
1778 }
1779 CHECK_PROPERTY(hpos, HPOS)
1780 CHECK_PROPERTY(vpos, VPOS)
1781 CHECK_PROPERTY(saturation, SATURATION)
1782 CHECK_PROPERTY(contrast, CONTRAST)
1783 CHECK_PROPERTY(hue, HUE)
1784 CHECK_PROPERTY(brightness, BRIGHTNESS)
1785 CHECK_PROPERTY(sharpness, SHARPNESS)
1786 CHECK_PROPERTY(flicker_filter, FLICKER_FILTER)
1787 CHECK_PROPERTY(flicker_filter_2d, FLICKER_FILTER_2D)
1788 CHECK_PROPERTY(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE)
1789 CHECK_PROPERTY(tv_chroma_filter, TV_CHROMA_FILTER)
1790 CHECK_PROPERTY(tv_luma_filter, TV_LUMA_FILTER)
1791 CHECK_PROPERTY(dot_crawl, DOT_CRAWL)
1792 }
1793
1794 return -EINVAL; /* unknown property */
1795
1796set_value:
1797 if (!psb_intel_sdvo_set_value(psb_intel_sdvo, cmd, &temp_value, 2))
1798 return -EIO;
1799
1800
1801done:
1802 if (psb_intel_sdvo->base.base.crtc) {
1803 struct drm_crtc *crtc = psb_intel_sdvo->base.base.crtc;
1804 drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
1805 crtc->y, crtc->primary->fb);
1806 }
1807
1808 return 0;
1809#undef CHECK_PROPERTY
1810}
1811
1812static void psb_intel_sdvo_save(struct drm_connector *connector)
1813{
1814 struct drm_device *dev = connector->dev;
1815 struct gma_encoder *gma_encoder = gma_attached_encoder(connector);
1816 struct psb_intel_sdvo *sdvo = to_psb_intel_sdvo(&gma_encoder->base);
1817
1818 sdvo->saveSDVO = REG_READ(sdvo->sdvo_reg);
1819}
1820
1821static void psb_intel_sdvo_restore(struct drm_connector *connector)
1822{
1823 struct drm_device *dev = connector->dev;
1824 struct drm_encoder *encoder = &gma_attached_encoder(connector)->base;
1825 struct psb_intel_sdvo *sdvo = to_psb_intel_sdvo(encoder);
1826 struct drm_crtc *crtc = encoder->crtc;
1827
1828 REG_WRITE(sdvo->sdvo_reg, sdvo->saveSDVO);
1829
1830 /* Force a full mode set on the crtc. We're supposed to have the
1831 mode_config lock already. */
1832 if (connector->status == connector_status_connected)
1833 drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x, crtc->y,
1834 NULL);
1835}
1836
1837static const struct drm_encoder_helper_funcs psb_intel_sdvo_helper_funcs = {
1838 .dpms = psb_intel_sdvo_dpms,
1839 .mode_fixup = psb_intel_sdvo_mode_fixup,
1840 .prepare = gma_encoder_prepare,
1841 .mode_set = psb_intel_sdvo_mode_set,
1842 .commit = gma_encoder_commit,
1843};
1844
1845static const struct drm_connector_funcs psb_intel_sdvo_connector_funcs = {
1846 .dpms = drm_helper_connector_dpms,
1847 .detect = psb_intel_sdvo_detect,
1848 .fill_modes = drm_helper_probe_single_connector_modes,
1849 .set_property = psb_intel_sdvo_set_property,
1850 .destroy = psb_intel_sdvo_destroy,
1851};
1852
1853static const struct drm_connector_helper_funcs psb_intel_sdvo_connector_helper_funcs = {
1854 .get_modes = psb_intel_sdvo_get_modes,
1855 .mode_valid = psb_intel_sdvo_mode_valid,
1856 .best_encoder = gma_best_encoder,
1857};
1858
1859static void psb_intel_sdvo_enc_destroy(struct drm_encoder *encoder)
1860{
1861 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
1862
1863 if (psb_intel_sdvo->sdvo_lvds_fixed_mode != NULL)
1864 drm_mode_destroy(encoder->dev,
1865 psb_intel_sdvo->sdvo_lvds_fixed_mode);
1866
1867 i2c_del_adapter(&psb_intel_sdvo->ddc);
1868 gma_encoder_destroy(encoder);
1869}
1870
1871static const struct drm_encoder_funcs psb_intel_sdvo_enc_funcs = {
1872 .destroy = psb_intel_sdvo_enc_destroy,
1873};
1874
1875static void
1876psb_intel_sdvo_guess_ddc_bus(struct psb_intel_sdvo *sdvo)
1877{
1878 /* FIXME: At the moment, ddc_bus = 2 is the only thing that works.
1879 * We need to figure out if this is true for all available poulsbo
1880 * hardware, or if we need to fiddle with the guessing code above.
1881 * The problem might go away if we can parse sdvo mappings from bios */
1882 sdvo->ddc_bus = 2;
1883
1884#if 0
1885 uint16_t mask = 0;
1886 unsigned int num_bits;
1887
1888 /* Make a mask of outputs less than or equal to our own priority in the
1889 * list.
1890 */
1891 switch (sdvo->controlled_output) {
1892 case SDVO_OUTPUT_LVDS1:
1893 mask |= SDVO_OUTPUT_LVDS1;
1894 case SDVO_OUTPUT_LVDS0:
1895 mask |= SDVO_OUTPUT_LVDS0;
1896 case SDVO_OUTPUT_TMDS1:
1897 mask |= SDVO_OUTPUT_TMDS1;
1898 case SDVO_OUTPUT_TMDS0:
1899 mask |= SDVO_OUTPUT_TMDS0;
1900 case SDVO_OUTPUT_RGB1:
1901 mask |= SDVO_OUTPUT_RGB1;
1902 case SDVO_OUTPUT_RGB0:
1903 mask |= SDVO_OUTPUT_RGB0;
1904 break;
1905 }
1906
1907 /* Count bits to find what number we are in the priority list. */
1908 mask &= sdvo->caps.output_flags;
1909 num_bits = hweight16(mask);
1910 /* If more than 3 outputs, default to DDC bus 3 for now. */
1911 if (num_bits > 3)
1912 num_bits = 3;
1913
1914 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1915 sdvo->ddc_bus = 1 << num_bits;
1916#endif
1917}
1918
1919/**
1920 * Choose the appropriate DDC bus for control bus switch command for this
1921 * SDVO output based on the controlled output.
1922 *
1923 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1924 * outputs, then LVDS outputs.
1925 */
1926static void
1927psb_intel_sdvo_select_ddc_bus(struct drm_psb_private *dev_priv,
1928 struct psb_intel_sdvo *sdvo, u32 reg)
1929{
1930 struct sdvo_device_mapping *mapping;
1931
1932 if (IS_SDVOB(reg))
1933 mapping = &(dev_priv->sdvo_mappings[0]);
1934 else
1935 mapping = &(dev_priv->sdvo_mappings[1]);
1936
1937 if (mapping->initialized)
1938 sdvo->ddc_bus = 1 << ((mapping->ddc_pin & 0xf0) >> 4);
1939 else
1940 psb_intel_sdvo_guess_ddc_bus(sdvo);
1941}
1942
1943static void
1944psb_intel_sdvo_select_i2c_bus(struct drm_psb_private *dev_priv,
1945 struct psb_intel_sdvo *sdvo, u32 reg)
1946{
1947 struct sdvo_device_mapping *mapping;
1948 u8 pin, speed;
1949
1950 if (IS_SDVOB(reg))
1951 mapping = &dev_priv->sdvo_mappings[0];
1952 else
1953 mapping = &dev_priv->sdvo_mappings[1];
1954
1955 pin = GMBUS_PORT_DPB;
1956 speed = GMBUS_RATE_1MHZ >> 8;
1957 if (mapping->initialized) {
1958 pin = mapping->i2c_pin;
1959 speed = mapping->i2c_speed;
1960 }
1961
1962 if (pin < GMBUS_NUM_PORTS) {
1963 sdvo->i2c = &dev_priv->gmbus[pin].adapter;
1964 gma_intel_gmbus_set_speed(sdvo->i2c, speed);
1965 gma_intel_gmbus_force_bit(sdvo->i2c, true);
1966 } else
1967 sdvo->i2c = &dev_priv->gmbus[GMBUS_PORT_DPB].adapter;
1968}
1969
1970static bool
1971psb_intel_sdvo_is_hdmi_connector(struct psb_intel_sdvo *psb_intel_sdvo, int device)
1972{
1973 return psb_intel_sdvo_check_supp_encode(psb_intel_sdvo);
1974}
1975
1976static u8
1977psb_intel_sdvo_get_slave_addr(struct drm_device *dev, int sdvo_reg)
1978{
1979 struct drm_psb_private *dev_priv = dev->dev_private;
1980 struct sdvo_device_mapping *my_mapping, *other_mapping;
1981
1982 if (IS_SDVOB(sdvo_reg)) {
1983 my_mapping = &dev_priv->sdvo_mappings[0];
1984 other_mapping = &dev_priv->sdvo_mappings[1];
1985 } else {
1986 my_mapping = &dev_priv->sdvo_mappings[1];
1987 other_mapping = &dev_priv->sdvo_mappings[0];
1988 }
1989
1990 /* If the BIOS described our SDVO device, take advantage of it. */
1991 if (my_mapping->slave_addr)
1992 return my_mapping->slave_addr;
1993
1994 /* If the BIOS only described a different SDVO device, use the
1995 * address that it isn't using.
1996 */
1997 if (other_mapping->slave_addr) {
1998 if (other_mapping->slave_addr == 0x70)
1999 return 0x72;
2000 else
2001 return 0x70;
2002 }
2003
2004 /* No SDVO device info is found for another DVO port,
2005 * so use mapping assumption we had before BIOS parsing.
2006 */
2007 if (IS_SDVOB(sdvo_reg))
2008 return 0x70;
2009 else
2010 return 0x72;
2011}
2012
2013static void
2014psb_intel_sdvo_connector_init(struct psb_intel_sdvo_connector *connector,
2015 struct psb_intel_sdvo *encoder)
2016{
2017 drm_connector_init(encoder->base.base.dev,
2018 &connector->base.base,
2019 &psb_intel_sdvo_connector_funcs,
2020 connector->base.base.connector_type);
2021
2022 drm_connector_helper_add(&connector->base.base,
2023 &psb_intel_sdvo_connector_helper_funcs);
2024
2025 connector->base.base.interlace_allowed = 0;
2026 connector->base.base.doublescan_allowed = 0;
2027 connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB;
2028
2029 connector->base.save = psb_intel_sdvo_save;
2030 connector->base.restore = psb_intel_sdvo_restore;
2031
2032 gma_connector_attach_encoder(&connector->base, &encoder->base);
2033 drm_connector_register(&connector->base.base);
2034}
2035
2036static void
2037psb_intel_sdvo_add_hdmi_properties(struct psb_intel_sdvo_connector *connector)
2038{
2039 /* FIXME: We don't support HDMI at the moment
2040 struct drm_device *dev = connector->base.base.dev;
2041
2042 intel_attach_force_audio_property(&connector->base.base);
2043 intel_attach_broadcast_rgb_property(&connector->base.base);
2044 */
2045}
2046
2047static bool
2048psb_intel_sdvo_dvi_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
2049{
2050 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2051 struct drm_connector *connector;
2052 struct gma_connector *intel_connector;
2053 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2054
2055 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2056 if (!psb_intel_sdvo_connector)
2057 return false;
2058
2059 if (device == 0) {
2060 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS0;
2061 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS0;
2062 } else if (device == 1) {
2063 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS1;
2064 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS1;
2065 }
2066
2067 intel_connector = &psb_intel_sdvo_connector->base;
2068 connector = &intel_connector->base;
2069 // connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
2070 encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
2071 connector->connector_type = DRM_MODE_CONNECTOR_DVID;
2072
2073 if (psb_intel_sdvo_is_hdmi_connector(psb_intel_sdvo, device)) {
2074 connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
2075 psb_intel_sdvo->is_hdmi = true;
2076 }
2077 psb_intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
2078 (1 << INTEL_ANALOG_CLONE_BIT));
2079
2080 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
2081 if (psb_intel_sdvo->is_hdmi)
2082 psb_intel_sdvo_add_hdmi_properties(psb_intel_sdvo_connector);
2083
2084 return true;
2085}
2086
2087static bool
2088psb_intel_sdvo_tv_init(struct psb_intel_sdvo *psb_intel_sdvo, int type)
2089{
2090 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2091 struct drm_connector *connector;
2092 struct gma_connector *intel_connector;
2093 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2094
2095 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2096 if (!psb_intel_sdvo_connector)
2097 return false;
2098
2099 intel_connector = &psb_intel_sdvo_connector->base;
2100 connector = &intel_connector->base;
2101 encoder->encoder_type = DRM_MODE_ENCODER_TVDAC;
2102 connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
2103
2104 psb_intel_sdvo->controlled_output |= type;
2105 psb_intel_sdvo_connector->output_flag = type;
2106
2107 psb_intel_sdvo->is_tv = true;
2108 psb_intel_sdvo->base.needs_tv_clock = true;
2109 psb_intel_sdvo->base.clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
2110
2111 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
2112
2113 if (!psb_intel_sdvo_tv_create_property(psb_intel_sdvo, psb_intel_sdvo_connector, type))
2114 goto err;
2115
2116 if (!psb_intel_sdvo_create_enhance_property(psb_intel_sdvo, psb_intel_sdvo_connector))
2117 goto err;
2118
2119 return true;
2120
2121err:
2122 psb_intel_sdvo_destroy(connector);
2123 return false;
2124}
2125
2126static bool
2127psb_intel_sdvo_analog_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
2128{
2129 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2130 struct drm_connector *connector;
2131 struct gma_connector *intel_connector;
2132 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2133
2134 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2135 if (!psb_intel_sdvo_connector)
2136 return false;
2137
2138 intel_connector = &psb_intel_sdvo_connector->base;
2139 connector = &intel_connector->base;
2140 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2141 encoder->encoder_type = DRM_MODE_ENCODER_DAC;
2142 connector->connector_type = DRM_MODE_CONNECTOR_VGA;
2143
2144 if (device == 0) {
2145 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB0;
2146 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB0;
2147 } else if (device == 1) {
2148 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB1;
2149 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB1;
2150 }
2151
2152 psb_intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
2153 (1 << INTEL_ANALOG_CLONE_BIT));
2154
2155 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector,
2156 psb_intel_sdvo);
2157 return true;
2158}
2159
2160static bool
2161psb_intel_sdvo_lvds_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
2162{
2163 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2164 struct drm_connector *connector;
2165 struct gma_connector *intel_connector;
2166 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2167
2168 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2169 if (!psb_intel_sdvo_connector)
2170 return false;
2171
2172 intel_connector = &psb_intel_sdvo_connector->base;
2173 connector = &intel_connector->base;
2174 encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
2175 connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
2176
2177 if (device == 0) {
2178 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS0;
2179 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS0;
2180 } else if (device == 1) {
2181 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS1;
2182 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS1;
2183 }
2184
2185 psb_intel_sdvo->base.clone_mask = ((1 << INTEL_ANALOG_CLONE_BIT) |
2186 (1 << INTEL_SDVO_LVDS_CLONE_BIT));
2187
2188 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
2189 if (!psb_intel_sdvo_create_enhance_property(psb_intel_sdvo, psb_intel_sdvo_connector))
2190 goto err;
2191
2192 return true;
2193
2194err:
2195 psb_intel_sdvo_destroy(connector);
2196 return false;
2197}
2198
2199static bool
2200psb_intel_sdvo_output_setup(struct psb_intel_sdvo *psb_intel_sdvo, uint16_t flags)
2201{
2202 psb_intel_sdvo->is_tv = false;
2203 psb_intel_sdvo->base.needs_tv_clock = false;
2204 psb_intel_sdvo->is_lvds = false;
2205
2206 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2207
2208 if (flags & SDVO_OUTPUT_TMDS0)
2209 if (!psb_intel_sdvo_dvi_init(psb_intel_sdvo, 0))
2210 return false;
2211
2212 if ((flags & SDVO_TMDS_MASK) == SDVO_TMDS_MASK)
2213 if (!psb_intel_sdvo_dvi_init(psb_intel_sdvo, 1))
2214 return false;
2215
2216 /* TV has no XXX1 function block */
2217 if (flags & SDVO_OUTPUT_SVID0)
2218 if (!psb_intel_sdvo_tv_init(psb_intel_sdvo, SDVO_OUTPUT_SVID0))
2219 return false;
2220
2221 if (flags & SDVO_OUTPUT_CVBS0)
2222 if (!psb_intel_sdvo_tv_init(psb_intel_sdvo, SDVO_OUTPUT_CVBS0))
2223 return false;
2224
2225 if (flags & SDVO_OUTPUT_RGB0)
2226 if (!psb_intel_sdvo_analog_init(psb_intel_sdvo, 0))
2227 return false;
2228
2229 if ((flags & SDVO_RGB_MASK) == SDVO_RGB_MASK)
2230 if (!psb_intel_sdvo_analog_init(psb_intel_sdvo, 1))
2231 return false;
2232
2233 if (flags & SDVO_OUTPUT_LVDS0)
2234 if (!psb_intel_sdvo_lvds_init(psb_intel_sdvo, 0))
2235 return false;
2236
2237 if ((flags & SDVO_LVDS_MASK) == SDVO_LVDS_MASK)
2238 if (!psb_intel_sdvo_lvds_init(psb_intel_sdvo, 1))
2239 return false;
2240
2241 if ((flags & SDVO_OUTPUT_MASK) == 0) {
2242 unsigned char bytes[2];
2243
2244 psb_intel_sdvo->controlled_output = 0;
2245 memcpy(bytes, &psb_intel_sdvo->caps.output_flags, 2);
2246 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2247 SDVO_NAME(psb_intel_sdvo),
2248 bytes[0], bytes[1]);
2249 return false;
2250 }
2251 psb_intel_sdvo->base.crtc_mask = (1 << 0) | (1 << 1);
2252
2253 return true;
2254}
2255
2256static bool psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_sdvo,
2257 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
2258 int type)
2259{
2260 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
2261 struct psb_intel_sdvo_tv_format format;
2262 uint32_t format_map, i;
2263
2264 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo, type))
2265 return false;
2266
2267 BUILD_BUG_ON(sizeof(format) != 6);
2268 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2269 SDVO_CMD_GET_SUPPORTED_TV_FORMATS,
2270 &format, sizeof(format)))
2271 return false;
2272
2273 memcpy(&format_map, &format, min(sizeof(format_map), sizeof(format)));
2274
2275 if (format_map == 0)
2276 return false;
2277
2278 psb_intel_sdvo_connector->format_supported_num = 0;
2279 for (i = 0 ; i < ARRAY_SIZE(tv_format_names); i++)
2280 if (format_map & (1 << i))
2281 psb_intel_sdvo_connector->tv_format_supported[psb_intel_sdvo_connector->format_supported_num++] = i;
2282
2283
2284 psb_intel_sdvo_connector->tv_format =
2285 drm_property_create(dev, DRM_MODE_PROP_ENUM,
2286 "mode", psb_intel_sdvo_connector->format_supported_num);
2287 if (!psb_intel_sdvo_connector->tv_format)
2288 return false;
2289
2290 for (i = 0; i < psb_intel_sdvo_connector->format_supported_num; i++)
2291 drm_property_add_enum(
2292 psb_intel_sdvo_connector->tv_format,
2293 i, tv_format_names[psb_intel_sdvo_connector->tv_format_supported[i]]);
2294
2295 psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[0];
2296 drm_object_attach_property(&psb_intel_sdvo_connector->base.base.base,
2297 psb_intel_sdvo_connector->tv_format, 0);
2298 return true;
2299
2300}
2301
2302#define ENHANCEMENT(name, NAME) do { \
2303 if (enhancements.name) { \
2304 if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2305 !psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2306 return false; \
2307 psb_intel_sdvo_connector->max_##name = data_value[0]; \
2308 psb_intel_sdvo_connector->cur_##name = response; \
2309 psb_intel_sdvo_connector->name = \
2310 drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
2311 if (!psb_intel_sdvo_connector->name) return false; \
2312 drm_object_attach_property(&connector->base, \
2313 psb_intel_sdvo_connector->name, \
2314 psb_intel_sdvo_connector->cur_##name); \
2315 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2316 data_value[0], data_value[1], response); \
2317 } \
2318} while(0)
2319
2320static bool
2321psb_intel_sdvo_create_enhance_property_tv(struct psb_intel_sdvo *psb_intel_sdvo,
2322 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
2323 struct psb_intel_sdvo_enhancements_reply enhancements)
2324{
2325 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
2326 struct drm_connector *connector = &psb_intel_sdvo_connector->base.base;
2327 uint16_t response, data_value[2];
2328
2329 /* when horizontal overscan is supported, Add the left/right property */
2330 if (enhancements.overscan_h) {
2331 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2332 SDVO_CMD_GET_MAX_OVERSCAN_H,
2333 &data_value, 4))
2334 return false;
2335
2336 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2337 SDVO_CMD_GET_OVERSCAN_H,
2338 &response, 2))
2339 return false;
2340
2341 psb_intel_sdvo_connector->max_hscan = data_value[0];
2342 psb_intel_sdvo_connector->left_margin = data_value[0] - response;
2343 psb_intel_sdvo_connector->right_margin = psb_intel_sdvo_connector->left_margin;
2344 psb_intel_sdvo_connector->left =
2345 drm_property_create_range(dev, 0, "left_margin", 0, data_value[0]);
2346 if (!psb_intel_sdvo_connector->left)
2347 return false;
2348
2349 drm_object_attach_property(&connector->base,
2350 psb_intel_sdvo_connector->left,
2351 psb_intel_sdvo_connector->left_margin);
2352
2353 psb_intel_sdvo_connector->right =
2354 drm_property_create_range(dev, 0, "right_margin", 0, data_value[0]);
2355 if (!psb_intel_sdvo_connector->right)
2356 return false;
2357
2358 drm_object_attach_property(&connector->base,
2359 psb_intel_sdvo_connector->right,
2360 psb_intel_sdvo_connector->right_margin);
2361 DRM_DEBUG_KMS("h_overscan: max %d, "
2362 "default %d, current %d\n",
2363 data_value[0], data_value[1], response);
2364 }
2365
2366 if (enhancements.overscan_v) {
2367 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2368 SDVO_CMD_GET_MAX_OVERSCAN_V,
2369 &data_value, 4))
2370 return false;
2371
2372 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2373 SDVO_CMD_GET_OVERSCAN_V,
2374 &response, 2))
2375 return false;
2376
2377 psb_intel_sdvo_connector->max_vscan = data_value[0];
2378 psb_intel_sdvo_connector->top_margin = data_value[0] - response;
2379 psb_intel_sdvo_connector->bottom_margin = psb_intel_sdvo_connector->top_margin;
2380 psb_intel_sdvo_connector->top =
2381 drm_property_create_range(dev, 0, "top_margin", 0, data_value[0]);
2382 if (!psb_intel_sdvo_connector->top)
2383 return false;
2384
2385 drm_object_attach_property(&connector->base,
2386 psb_intel_sdvo_connector->top,
2387 psb_intel_sdvo_connector->top_margin);
2388
2389 psb_intel_sdvo_connector->bottom =
2390 drm_property_create_range(dev, 0, "bottom_margin", 0, data_value[0]);
2391 if (!psb_intel_sdvo_connector->bottom)
2392 return false;
2393
2394 drm_object_attach_property(&connector->base,
2395 psb_intel_sdvo_connector->bottom,
2396 psb_intel_sdvo_connector->bottom_margin);
2397 DRM_DEBUG_KMS("v_overscan: max %d, "
2398 "default %d, current %d\n",
2399 data_value[0], data_value[1], response);
2400 }
2401
2402 ENHANCEMENT(hpos, HPOS);
2403 ENHANCEMENT(vpos, VPOS);
2404 ENHANCEMENT(saturation, SATURATION);
2405 ENHANCEMENT(contrast, CONTRAST);
2406 ENHANCEMENT(hue, HUE);
2407 ENHANCEMENT(sharpness, SHARPNESS);
2408 ENHANCEMENT(brightness, BRIGHTNESS);
2409 ENHANCEMENT(flicker_filter, FLICKER_FILTER);
2410 ENHANCEMENT(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE);
2411 ENHANCEMENT(flicker_filter_2d, FLICKER_FILTER_2D);
2412 ENHANCEMENT(tv_chroma_filter, TV_CHROMA_FILTER);
2413 ENHANCEMENT(tv_luma_filter, TV_LUMA_FILTER);
2414
2415 if (enhancements.dot_crawl) {
2416 if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_DOT_CRAWL, &response, 2))
2417 return false;
2418
2419 psb_intel_sdvo_connector->max_dot_crawl = 1;
2420 psb_intel_sdvo_connector->cur_dot_crawl = response & 0x1;
2421 psb_intel_sdvo_connector->dot_crawl =
2422 drm_property_create_range(dev, 0, "dot_crawl", 0, 1);
2423 if (!psb_intel_sdvo_connector->dot_crawl)
2424 return false;
2425
2426 drm_object_attach_property(&connector->base,
2427 psb_intel_sdvo_connector->dot_crawl,
2428 psb_intel_sdvo_connector->cur_dot_crawl);
2429 DRM_DEBUG_KMS("dot crawl: current %d\n", response);
2430 }
2431
2432 return true;
2433}
2434
2435static bool
2436psb_intel_sdvo_create_enhance_property_lvds(struct psb_intel_sdvo *psb_intel_sdvo,
2437 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
2438 struct psb_intel_sdvo_enhancements_reply enhancements)
2439{
2440 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
2441 struct drm_connector *connector = &psb_intel_sdvo_connector->base.base;
2442 uint16_t response, data_value[2];
2443
2444 ENHANCEMENT(brightness, BRIGHTNESS);
2445
2446 return true;
2447}
2448#undef ENHANCEMENT
2449
2450static bool psb_intel_sdvo_create_enhance_property(struct psb_intel_sdvo *psb_intel_sdvo,
2451 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector)
2452{
2453 union {
2454 struct psb_intel_sdvo_enhancements_reply reply;
2455 uint16_t response;
2456 } enhancements;
2457
2458 BUILD_BUG_ON(sizeof(enhancements) != 2);
2459
2460 enhancements.response = 0;
2461 psb_intel_sdvo_get_value(psb_intel_sdvo,
2462 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
2463 &enhancements, sizeof(enhancements));
2464 if (enhancements.response == 0) {
2465 DRM_DEBUG_KMS("No enhancement is supported\n");
2466 return true;
2467 }
2468
2469 if (IS_TV(psb_intel_sdvo_connector))
2470 return psb_intel_sdvo_create_enhance_property_tv(psb_intel_sdvo, psb_intel_sdvo_connector, enhancements.reply);
2471 else if(IS_LVDS(psb_intel_sdvo_connector))
2472 return psb_intel_sdvo_create_enhance_property_lvds(psb_intel_sdvo, psb_intel_sdvo_connector, enhancements.reply);
2473 else
2474 return true;
2475}
2476
2477static int psb_intel_sdvo_ddc_proxy_xfer(struct i2c_adapter *adapter,
2478 struct i2c_msg *msgs,
2479 int num)
2480{
2481 struct psb_intel_sdvo *sdvo = adapter->algo_data;
2482
2483 if (!psb_intel_sdvo_set_control_bus_switch(sdvo, sdvo->ddc_bus))
2484 return -EIO;
2485
2486 return sdvo->i2c->algo->master_xfer(sdvo->i2c, msgs, num);
2487}
2488
2489static u32 psb_intel_sdvo_ddc_proxy_func(struct i2c_adapter *adapter)
2490{
2491 struct psb_intel_sdvo *sdvo = adapter->algo_data;
2492 return sdvo->i2c->algo->functionality(sdvo->i2c);
2493}
2494
2495static const struct i2c_algorithm psb_intel_sdvo_ddc_proxy = {
2496 .master_xfer = psb_intel_sdvo_ddc_proxy_xfer,
2497 .functionality = psb_intel_sdvo_ddc_proxy_func
2498};
2499
2500static bool
2501psb_intel_sdvo_init_ddc_proxy(struct psb_intel_sdvo *sdvo,
2502 struct drm_device *dev)
2503{
2504 sdvo->ddc.owner = THIS_MODULE;
2505 sdvo->ddc.class = I2C_CLASS_DDC;
2506 snprintf(sdvo->ddc.name, I2C_NAME_SIZE, "SDVO DDC proxy");
2507 sdvo->ddc.dev.parent = &dev->pdev->dev;
2508 sdvo->ddc.algo_data = sdvo;
2509 sdvo->ddc.algo = &psb_intel_sdvo_ddc_proxy;
2510
2511 return i2c_add_adapter(&sdvo->ddc) == 0;
2512}
2513
2514bool psb_intel_sdvo_init(struct drm_device *dev, int sdvo_reg)
2515{
2516 struct drm_psb_private *dev_priv = dev->dev_private;
2517 struct gma_encoder *gma_encoder;
2518 struct psb_intel_sdvo *psb_intel_sdvo;
2519 int i;
2520
2521 psb_intel_sdvo = kzalloc(sizeof(struct psb_intel_sdvo), GFP_KERNEL);
2522 if (!psb_intel_sdvo)
2523 return false;
2524
2525 psb_intel_sdvo->sdvo_reg = sdvo_reg;
2526 psb_intel_sdvo->slave_addr = psb_intel_sdvo_get_slave_addr(dev, sdvo_reg) >> 1;
2527 psb_intel_sdvo_select_i2c_bus(dev_priv, psb_intel_sdvo, sdvo_reg);
2528 if (!psb_intel_sdvo_init_ddc_proxy(psb_intel_sdvo, dev)) {
2529 kfree(psb_intel_sdvo);
2530 return false;
2531 }
2532
2533 /* encoder type will be decided later */
2534 gma_encoder = &psb_intel_sdvo->base;
2535 gma_encoder->type = INTEL_OUTPUT_SDVO;
2536 drm_encoder_init(dev, &gma_encoder->base, &psb_intel_sdvo_enc_funcs,
2537 0, NULL);
2538
2539 /* Read the regs to test if we can talk to the device */
2540 for (i = 0; i < 0x40; i++) {
2541 u8 byte;
2542
2543 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo, i, &byte)) {
2544 DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
2545 IS_SDVOB(sdvo_reg) ? 'B' : 'C');
2546 goto err;
2547 }
2548 }
2549
2550 if (IS_SDVOB(sdvo_reg))
2551 dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS;
2552 else
2553 dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS;
2554
2555 drm_encoder_helper_add(&gma_encoder->base, &psb_intel_sdvo_helper_funcs);
2556
2557 /* In default case sdvo lvds is false */
2558 if (!psb_intel_sdvo_get_capabilities(psb_intel_sdvo, &psb_intel_sdvo->caps))
2559 goto err;
2560
2561 if (psb_intel_sdvo_output_setup(psb_intel_sdvo,
2562 psb_intel_sdvo->caps.output_flags) != true) {
2563 DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
2564 IS_SDVOB(sdvo_reg) ? 'B' : 'C');
2565 goto err;
2566 }
2567
2568 psb_intel_sdvo_select_ddc_bus(dev_priv, psb_intel_sdvo, sdvo_reg);
2569
2570 /* Set the input timing to the screen. Assume always input 0. */
2571 if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
2572 goto err;
2573
2574 if (!psb_intel_sdvo_get_input_pixel_clock_range(psb_intel_sdvo,
2575 &psb_intel_sdvo->pixel_clock_min,
2576 &psb_intel_sdvo->pixel_clock_max))
2577 goto err;
2578
2579 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2580 "clock range %dMHz - %dMHz, "
2581 "input 1: %c, input 2: %c, "
2582 "output 1: %c, output 2: %c\n",
2583 SDVO_NAME(psb_intel_sdvo),
2584 psb_intel_sdvo->caps.vendor_id, psb_intel_sdvo->caps.device_id,
2585 psb_intel_sdvo->caps.device_rev_id,
2586 psb_intel_sdvo->pixel_clock_min / 1000,
2587 psb_intel_sdvo->pixel_clock_max / 1000,
2588 (psb_intel_sdvo->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N',
2589 (psb_intel_sdvo->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N',
2590 /* check currently supported outputs */
2591 psb_intel_sdvo->caps.output_flags &
2592 (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N',
2593 psb_intel_sdvo->caps.output_flags &
2594 (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
2595 return true;
2596
2597err:
2598 drm_encoder_cleanup(&gma_encoder->base);
2599 i2c_del_adapter(&psb_intel_sdvo->ddc);
2600 kfree(psb_intel_sdvo);
2601
2602 return false;
2603}
1/*
2 * Copyright 2006 Dave Airlie <airlied@linux.ie>
3 * Copyright © 2006-2007 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
24 *
25 * Authors:
26 * Eric Anholt <eric@anholt.net>
27 */
28#include <linux/module.h>
29#include <linux/i2c.h>
30#include <linux/slab.h>
31#include <linux/delay.h>
32#include "drmP.h"
33#include "drm.h"
34#include "drm_crtc.h"
35#include "drm_edid.h"
36#include "psb_intel_drv.h"
37#include "gma_drm.h"
38#include "psb_drv.h"
39#include "psb_intel_sdvo_regs.h"
40#include "psb_intel_reg.h"
41
42#define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
43#define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
44#define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
45#define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
46
47#define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
48 SDVO_TV_MASK)
49
50#define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
51#define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
52#define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
53#define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
54
55
56static const char *tv_format_names[] = {
57 "NTSC_M" , "NTSC_J" , "NTSC_443",
58 "PAL_B" , "PAL_D" , "PAL_G" ,
59 "PAL_H" , "PAL_I" , "PAL_M" ,
60 "PAL_N" , "PAL_NC" , "PAL_60" ,
61 "SECAM_B" , "SECAM_D" , "SECAM_G" ,
62 "SECAM_K" , "SECAM_K1", "SECAM_L" ,
63 "SECAM_60"
64};
65
66#define TV_FORMAT_NUM (sizeof(tv_format_names) / sizeof(*tv_format_names))
67
68struct psb_intel_sdvo {
69 struct psb_intel_encoder base;
70
71 struct i2c_adapter *i2c;
72 u8 slave_addr;
73
74 struct i2c_adapter ddc;
75
76 /* Register for the SDVO device: SDVOB or SDVOC */
77 int sdvo_reg;
78
79 /* Active outputs controlled by this SDVO output */
80 uint16_t controlled_output;
81
82 /*
83 * Capabilities of the SDVO device returned by
84 * i830_sdvo_get_capabilities()
85 */
86 struct psb_intel_sdvo_caps caps;
87
88 /* Pixel clock limitations reported by the SDVO device, in kHz */
89 int pixel_clock_min, pixel_clock_max;
90
91 /*
92 * For multiple function SDVO device,
93 * this is for current attached outputs.
94 */
95 uint16_t attached_output;
96
97 /**
98 * This is used to select the color range of RBG outputs in HDMI mode.
99 * It is only valid when using TMDS encoding and 8 bit per color mode.
100 */
101 uint32_t color_range;
102
103 /**
104 * This is set if we're going to treat the device as TV-out.
105 *
106 * While we have these nice friendly flags for output types that ought
107 * to decide this for us, the S-Video output on our HDMI+S-Video card
108 * shows up as RGB1 (VGA).
109 */
110 bool is_tv;
111
112 /* This is for current tv format name */
113 int tv_format_index;
114
115 /**
116 * This is set if we treat the device as HDMI, instead of DVI.
117 */
118 bool is_hdmi;
119 bool has_hdmi_monitor;
120 bool has_hdmi_audio;
121
122 /**
123 * This is set if we detect output of sdvo device as LVDS and
124 * have a valid fixed mode to use with the panel.
125 */
126 bool is_lvds;
127
128 /**
129 * This is sdvo fixed pannel mode pointer
130 */
131 struct drm_display_mode *sdvo_lvds_fixed_mode;
132
133 /* DDC bus used by this SDVO encoder */
134 uint8_t ddc_bus;
135
136 /* Input timings for adjusted_mode */
137 struct psb_intel_sdvo_dtd input_dtd;
138};
139
140struct psb_intel_sdvo_connector {
141 struct psb_intel_connector base;
142
143 /* Mark the type of connector */
144 uint16_t output_flag;
145
146 int force_audio;
147
148 /* This contains all current supported TV format */
149 u8 tv_format_supported[TV_FORMAT_NUM];
150 int format_supported_num;
151 struct drm_property *tv_format;
152
153 /* add the property for the SDVO-TV */
154 struct drm_property *left;
155 struct drm_property *right;
156 struct drm_property *top;
157 struct drm_property *bottom;
158 struct drm_property *hpos;
159 struct drm_property *vpos;
160 struct drm_property *contrast;
161 struct drm_property *saturation;
162 struct drm_property *hue;
163 struct drm_property *sharpness;
164 struct drm_property *flicker_filter;
165 struct drm_property *flicker_filter_adaptive;
166 struct drm_property *flicker_filter_2d;
167 struct drm_property *tv_chroma_filter;
168 struct drm_property *tv_luma_filter;
169 struct drm_property *dot_crawl;
170
171 /* add the property for the SDVO-TV/LVDS */
172 struct drm_property *brightness;
173
174 /* Add variable to record current setting for the above property */
175 u32 left_margin, right_margin, top_margin, bottom_margin;
176
177 /* this is to get the range of margin.*/
178 u32 max_hscan, max_vscan;
179 u32 max_hpos, cur_hpos;
180 u32 max_vpos, cur_vpos;
181 u32 cur_brightness, max_brightness;
182 u32 cur_contrast, max_contrast;
183 u32 cur_saturation, max_saturation;
184 u32 cur_hue, max_hue;
185 u32 cur_sharpness, max_sharpness;
186 u32 cur_flicker_filter, max_flicker_filter;
187 u32 cur_flicker_filter_adaptive, max_flicker_filter_adaptive;
188 u32 cur_flicker_filter_2d, max_flicker_filter_2d;
189 u32 cur_tv_chroma_filter, max_tv_chroma_filter;
190 u32 cur_tv_luma_filter, max_tv_luma_filter;
191 u32 cur_dot_crawl, max_dot_crawl;
192};
193
194static struct psb_intel_sdvo *to_psb_intel_sdvo(struct drm_encoder *encoder)
195{
196 return container_of(encoder, struct psb_intel_sdvo, base.base);
197}
198
199static struct psb_intel_sdvo *intel_attached_sdvo(struct drm_connector *connector)
200{
201 return container_of(psb_intel_attached_encoder(connector),
202 struct psb_intel_sdvo, base);
203}
204
205static struct psb_intel_sdvo_connector *to_psb_intel_sdvo_connector(struct drm_connector *connector)
206{
207 return container_of(to_psb_intel_connector(connector), struct psb_intel_sdvo_connector, base);
208}
209
210static bool
211psb_intel_sdvo_output_setup(struct psb_intel_sdvo *psb_intel_sdvo, uint16_t flags);
212static bool
213psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_sdvo,
214 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
215 int type);
216static bool
217psb_intel_sdvo_create_enhance_property(struct psb_intel_sdvo *psb_intel_sdvo,
218 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector);
219
220/**
221 * Writes the SDVOB or SDVOC with the given value, but always writes both
222 * SDVOB and SDVOC to work around apparent hardware issues (according to
223 * comments in the BIOS).
224 */
225static void psb_intel_sdvo_write_sdvox(struct psb_intel_sdvo *psb_intel_sdvo, u32 val)
226{
227 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
228 u32 bval = val, cval = val;
229 int i;
230
231 if (psb_intel_sdvo->sdvo_reg == SDVOB) {
232 cval = REG_READ(SDVOC);
233 } else {
234 bval = REG_READ(SDVOB);
235 }
236 /*
237 * Write the registers twice for luck. Sometimes,
238 * writing them only once doesn't appear to 'stick'.
239 * The BIOS does this too. Yay, magic
240 */
241 for (i = 0; i < 2; i++)
242 {
243 REG_WRITE(SDVOB, bval);
244 REG_READ(SDVOB);
245 REG_WRITE(SDVOC, cval);
246 REG_READ(SDVOC);
247 }
248}
249
250static bool psb_intel_sdvo_read_byte(struct psb_intel_sdvo *psb_intel_sdvo, u8 addr, u8 *ch)
251{
252 struct i2c_msg msgs[] = {
253 {
254 .addr = psb_intel_sdvo->slave_addr,
255 .flags = 0,
256 .len = 1,
257 .buf = &addr,
258 },
259 {
260 .addr = psb_intel_sdvo->slave_addr,
261 .flags = I2C_M_RD,
262 .len = 1,
263 .buf = ch,
264 }
265 };
266 int ret;
267
268 if ((ret = i2c_transfer(psb_intel_sdvo->i2c, msgs, 2)) == 2)
269 return true;
270
271 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret);
272 return false;
273}
274
275#define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
276/** Mapping of command numbers to names, for debug output */
277static const struct _sdvo_cmd_name {
278 u8 cmd;
279 const char *name;
280} sdvo_cmd_names[] = {
281 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET),
282 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS),
283 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV),
284 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS),
285 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS),
286 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS),
287 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP),
288 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP),
289 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS),
290 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT),
291 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG),
292 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG),
293 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE),
294 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT),
295 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT),
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
324
325 /* Add the op code for SDVO enhancements */
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION),
335 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE),
336 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE),
337 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE),
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST),
340 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST),
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER),
370
371 /* HDMI op code */
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER),
381 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT),
382 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT),
383 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO),
386 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA),
392};
393
394#define IS_SDVOB(reg) (reg == SDVOB)
395#define SDVO_NAME(svdo) (IS_SDVOB((svdo)->sdvo_reg) ? "SDVOB" : "SDVOC")
396
397static void psb_intel_sdvo_debug_write(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
398 const void *args, int args_len)
399{
400 int i;
401
402 DRM_DEBUG_KMS("%s: W: %02X ",
403 SDVO_NAME(psb_intel_sdvo), cmd);
404 for (i = 0; i < args_len; i++)
405 DRM_LOG_KMS("%02X ", ((u8 *)args)[i]);
406 for (; i < 8; i++)
407 DRM_LOG_KMS(" ");
408 for (i = 0; i < ARRAY_SIZE(sdvo_cmd_names); i++) {
409 if (cmd == sdvo_cmd_names[i].cmd) {
410 DRM_LOG_KMS("(%s)", sdvo_cmd_names[i].name);
411 break;
412 }
413 }
414 if (i == ARRAY_SIZE(sdvo_cmd_names))
415 DRM_LOG_KMS("(%02X)", cmd);
416 DRM_LOG_KMS("\n");
417}
418
419static const char *cmd_status_names[] = {
420 "Power on",
421 "Success",
422 "Not supported",
423 "Invalid arg",
424 "Pending",
425 "Target not specified",
426 "Scaling not supported"
427};
428
429static bool psb_intel_sdvo_write_cmd(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
430 const void *args, int args_len)
431{
432 u8 buf[args_len*2 + 2], status;
433 struct i2c_msg msgs[args_len + 3];
434 int i, ret;
435
436 psb_intel_sdvo_debug_write(psb_intel_sdvo, cmd, args, args_len);
437
438 for (i = 0; i < args_len; i++) {
439 msgs[i].addr = psb_intel_sdvo->slave_addr;
440 msgs[i].flags = 0;
441 msgs[i].len = 2;
442 msgs[i].buf = buf + 2 *i;
443 buf[2*i + 0] = SDVO_I2C_ARG_0 - i;
444 buf[2*i + 1] = ((u8*)args)[i];
445 }
446 msgs[i].addr = psb_intel_sdvo->slave_addr;
447 msgs[i].flags = 0;
448 msgs[i].len = 2;
449 msgs[i].buf = buf + 2*i;
450 buf[2*i + 0] = SDVO_I2C_OPCODE;
451 buf[2*i + 1] = cmd;
452
453 /* the following two are to read the response */
454 status = SDVO_I2C_CMD_STATUS;
455 msgs[i+1].addr = psb_intel_sdvo->slave_addr;
456 msgs[i+1].flags = 0;
457 msgs[i+1].len = 1;
458 msgs[i+1].buf = &status;
459
460 msgs[i+2].addr = psb_intel_sdvo->slave_addr;
461 msgs[i+2].flags = I2C_M_RD;
462 msgs[i+2].len = 1;
463 msgs[i+2].buf = &status;
464
465 ret = i2c_transfer(psb_intel_sdvo->i2c, msgs, i+3);
466 if (ret < 0) {
467 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret);
468 return false;
469 }
470 if (ret != i+3) {
471 /* failure in I2C transfer */
472 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret, i+3);
473 return false;
474 }
475
476 return true;
477}
478
479static bool psb_intel_sdvo_read_response(struct psb_intel_sdvo *psb_intel_sdvo,
480 void *response, int response_len)
481{
482 u8 retry = 5;
483 u8 status;
484 int i;
485
486 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(psb_intel_sdvo));
487
488 /*
489 * The documentation states that all commands will be
490 * processed within 15µs, and that we need only poll
491 * the status byte a maximum of 3 times in order for the
492 * command to be complete.
493 *
494 * Check 5 times in case the hardware failed to read the docs.
495 */
496 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
497 SDVO_I2C_CMD_STATUS,
498 &status))
499 goto log_fail;
500
501 while (status == SDVO_CMD_STATUS_PENDING && retry--) {
502 udelay(15);
503 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
504 SDVO_I2C_CMD_STATUS,
505 &status))
506 goto log_fail;
507 }
508
509 if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
510 DRM_LOG_KMS("(%s)", cmd_status_names[status]);
511 else
512 DRM_LOG_KMS("(??? %d)", status);
513
514 if (status != SDVO_CMD_STATUS_SUCCESS)
515 goto log_fail;
516
517 /* Read the command response */
518 for (i = 0; i < response_len; i++) {
519 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo,
520 SDVO_I2C_RETURN_0 + i,
521 &((u8 *)response)[i]))
522 goto log_fail;
523 DRM_LOG_KMS(" %02X", ((u8 *)response)[i]);
524 }
525 DRM_LOG_KMS("\n");
526 return true;
527
528log_fail:
529 DRM_LOG_KMS("... failed\n");
530 return false;
531}
532
533static int psb_intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
534{
535 if (mode->clock >= 100000)
536 return 1;
537 else if (mode->clock >= 50000)
538 return 2;
539 else
540 return 4;
541}
542
543static bool psb_intel_sdvo_set_control_bus_switch(struct psb_intel_sdvo *psb_intel_sdvo,
544 u8 ddc_bus)
545{
546 /* This must be the immediately preceding write before the i2c xfer */
547 return psb_intel_sdvo_write_cmd(psb_intel_sdvo,
548 SDVO_CMD_SET_CONTROL_BUS_SWITCH,
549 &ddc_bus, 1);
550}
551
552static bool psb_intel_sdvo_set_value(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd, const void *data, int len)
553{
554 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo, cmd, data, len))
555 return false;
556
557 return psb_intel_sdvo_read_response(psb_intel_sdvo, NULL, 0);
558}
559
560static bool
561psb_intel_sdvo_get_value(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd, void *value, int len)
562{
563 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo, cmd, NULL, 0))
564 return false;
565
566 return psb_intel_sdvo_read_response(psb_intel_sdvo, value, len);
567}
568
569static bool psb_intel_sdvo_set_target_input(struct psb_intel_sdvo *psb_intel_sdvo)
570{
571 struct psb_intel_sdvo_set_target_input_args targets = {0};
572 return psb_intel_sdvo_set_value(psb_intel_sdvo,
573 SDVO_CMD_SET_TARGET_INPUT,
574 &targets, sizeof(targets));
575}
576
577/**
578 * Return whether each input is trained.
579 *
580 * This function is making an assumption about the layout of the response,
581 * which should be checked against the docs.
582 */
583static bool psb_intel_sdvo_get_trained_inputs(struct psb_intel_sdvo *psb_intel_sdvo, bool *input_1, bool *input_2)
584{
585 struct psb_intel_sdvo_get_trained_inputs_response response;
586
587 BUILD_BUG_ON(sizeof(response) != 1);
588 if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_TRAINED_INPUTS,
589 &response, sizeof(response)))
590 return false;
591
592 *input_1 = response.input0_trained;
593 *input_2 = response.input1_trained;
594 return true;
595}
596
597static bool psb_intel_sdvo_set_active_outputs(struct psb_intel_sdvo *psb_intel_sdvo,
598 u16 outputs)
599{
600 return psb_intel_sdvo_set_value(psb_intel_sdvo,
601 SDVO_CMD_SET_ACTIVE_OUTPUTS,
602 &outputs, sizeof(outputs));
603}
604
605static bool psb_intel_sdvo_set_encoder_power_state(struct psb_intel_sdvo *psb_intel_sdvo,
606 int mode)
607{
608 u8 state = SDVO_ENCODER_STATE_ON;
609
610 switch (mode) {
611 case DRM_MODE_DPMS_ON:
612 state = SDVO_ENCODER_STATE_ON;
613 break;
614 case DRM_MODE_DPMS_STANDBY:
615 state = SDVO_ENCODER_STATE_STANDBY;
616 break;
617 case DRM_MODE_DPMS_SUSPEND:
618 state = SDVO_ENCODER_STATE_SUSPEND;
619 break;
620 case DRM_MODE_DPMS_OFF:
621 state = SDVO_ENCODER_STATE_OFF;
622 break;
623 }
624
625 return psb_intel_sdvo_set_value(psb_intel_sdvo,
626 SDVO_CMD_SET_ENCODER_POWER_STATE, &state, sizeof(state));
627}
628
629static bool psb_intel_sdvo_get_input_pixel_clock_range(struct psb_intel_sdvo *psb_intel_sdvo,
630 int *clock_min,
631 int *clock_max)
632{
633 struct psb_intel_sdvo_pixel_clock_range clocks;
634
635 BUILD_BUG_ON(sizeof(clocks) != 4);
636 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
637 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE,
638 &clocks, sizeof(clocks)))
639 return false;
640
641 /* Convert the values from units of 10 kHz to kHz. */
642 *clock_min = clocks.min * 10;
643 *clock_max = clocks.max * 10;
644 return true;
645}
646
647static bool psb_intel_sdvo_set_target_output(struct psb_intel_sdvo *psb_intel_sdvo,
648 u16 outputs)
649{
650 return psb_intel_sdvo_set_value(psb_intel_sdvo,
651 SDVO_CMD_SET_TARGET_OUTPUT,
652 &outputs, sizeof(outputs));
653}
654
655static bool psb_intel_sdvo_set_timing(struct psb_intel_sdvo *psb_intel_sdvo, u8 cmd,
656 struct psb_intel_sdvo_dtd *dtd)
657{
658 return psb_intel_sdvo_set_value(psb_intel_sdvo, cmd, &dtd->part1, sizeof(dtd->part1)) &&
659 psb_intel_sdvo_set_value(psb_intel_sdvo, cmd + 1, &dtd->part2, sizeof(dtd->part2));
660}
661
662static bool psb_intel_sdvo_set_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
663 struct psb_intel_sdvo_dtd *dtd)
664{
665 return psb_intel_sdvo_set_timing(psb_intel_sdvo,
666 SDVO_CMD_SET_INPUT_TIMINGS_PART1, dtd);
667}
668
669static bool psb_intel_sdvo_set_output_timing(struct psb_intel_sdvo *psb_intel_sdvo,
670 struct psb_intel_sdvo_dtd *dtd)
671{
672 return psb_intel_sdvo_set_timing(psb_intel_sdvo,
673 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd);
674}
675
676static bool
677psb_intel_sdvo_create_preferred_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
678 uint16_t clock,
679 uint16_t width,
680 uint16_t height)
681{
682 struct psb_intel_sdvo_preferred_input_timing_args args;
683
684 memset(&args, 0, sizeof(args));
685 args.clock = clock;
686 args.width = width;
687 args.height = height;
688 args.interlace = 0;
689
690 if (psb_intel_sdvo->is_lvds &&
691 (psb_intel_sdvo->sdvo_lvds_fixed_mode->hdisplay != width ||
692 psb_intel_sdvo->sdvo_lvds_fixed_mode->vdisplay != height))
693 args.scaled = 1;
694
695 return psb_intel_sdvo_set_value(psb_intel_sdvo,
696 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING,
697 &args, sizeof(args));
698}
699
700static bool psb_intel_sdvo_get_preferred_input_timing(struct psb_intel_sdvo *psb_intel_sdvo,
701 struct psb_intel_sdvo_dtd *dtd)
702{
703 BUILD_BUG_ON(sizeof(dtd->part1) != 8);
704 BUILD_BUG_ON(sizeof(dtd->part2) != 8);
705 return psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
706 &dtd->part1, sizeof(dtd->part1)) &&
707 psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
708 &dtd->part2, sizeof(dtd->part2));
709}
710
711static bool psb_intel_sdvo_set_clock_rate_mult(struct psb_intel_sdvo *psb_intel_sdvo, u8 val)
712{
713 return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_CLOCK_RATE_MULT, &val, 1);
714}
715
716static void psb_intel_sdvo_get_dtd_from_mode(struct psb_intel_sdvo_dtd *dtd,
717 const struct drm_display_mode *mode)
718{
719 uint16_t width, height;
720 uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
721 uint16_t h_sync_offset, v_sync_offset;
722
723 width = mode->crtc_hdisplay;
724 height = mode->crtc_vdisplay;
725
726 /* do some mode translations */
727 h_blank_len = mode->crtc_hblank_end - mode->crtc_hblank_start;
728 h_sync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
729
730 v_blank_len = mode->crtc_vblank_end - mode->crtc_vblank_start;
731 v_sync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
732
733 h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
734 v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
735
736 dtd->part1.clock = mode->clock / 10;
737 dtd->part1.h_active = width & 0xff;
738 dtd->part1.h_blank = h_blank_len & 0xff;
739 dtd->part1.h_high = (((width >> 8) & 0xf) << 4) |
740 ((h_blank_len >> 8) & 0xf);
741 dtd->part1.v_active = height & 0xff;
742 dtd->part1.v_blank = v_blank_len & 0xff;
743 dtd->part1.v_high = (((height >> 8) & 0xf) << 4) |
744 ((v_blank_len >> 8) & 0xf);
745
746 dtd->part2.h_sync_off = h_sync_offset & 0xff;
747 dtd->part2.h_sync_width = h_sync_len & 0xff;
748 dtd->part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 |
749 (v_sync_len & 0xf);
750 dtd->part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) |
751 ((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) |
752 ((v_sync_len & 0x30) >> 4);
753
754 dtd->part2.dtd_flags = 0x18;
755 if (mode->flags & DRM_MODE_FLAG_PHSYNC)
756 dtd->part2.dtd_flags |= 0x2;
757 if (mode->flags & DRM_MODE_FLAG_PVSYNC)
758 dtd->part2.dtd_flags |= 0x4;
759
760 dtd->part2.sdvo_flags = 0;
761 dtd->part2.v_sync_off_high = v_sync_offset & 0xc0;
762 dtd->part2.reserved = 0;
763}
764
765static void psb_intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode,
766 const struct psb_intel_sdvo_dtd *dtd)
767{
768 mode->hdisplay = dtd->part1.h_active;
769 mode->hdisplay += ((dtd->part1.h_high >> 4) & 0x0f) << 8;
770 mode->hsync_start = mode->hdisplay + dtd->part2.h_sync_off;
771 mode->hsync_start += (dtd->part2.sync_off_width_high & 0xc0) << 2;
772 mode->hsync_end = mode->hsync_start + dtd->part2.h_sync_width;
773 mode->hsync_end += (dtd->part2.sync_off_width_high & 0x30) << 4;
774 mode->htotal = mode->hdisplay + dtd->part1.h_blank;
775 mode->htotal += (dtd->part1.h_high & 0xf) << 8;
776
777 mode->vdisplay = dtd->part1.v_active;
778 mode->vdisplay += ((dtd->part1.v_high >> 4) & 0x0f) << 8;
779 mode->vsync_start = mode->vdisplay;
780 mode->vsync_start += (dtd->part2.v_sync_off_width >> 4) & 0xf;
781 mode->vsync_start += (dtd->part2.sync_off_width_high & 0x0c) << 2;
782 mode->vsync_start += dtd->part2.v_sync_off_high & 0xc0;
783 mode->vsync_end = mode->vsync_start +
784 (dtd->part2.v_sync_off_width & 0xf);
785 mode->vsync_end += (dtd->part2.sync_off_width_high & 0x3) << 4;
786 mode->vtotal = mode->vdisplay + dtd->part1.v_blank;
787 mode->vtotal += (dtd->part1.v_high & 0xf) << 8;
788
789 mode->clock = dtd->part1.clock * 10;
790
791 mode->flags &= ~(DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC);
792 if (dtd->part2.dtd_flags & 0x2)
793 mode->flags |= DRM_MODE_FLAG_PHSYNC;
794 if (dtd->part2.dtd_flags & 0x4)
795 mode->flags |= DRM_MODE_FLAG_PVSYNC;
796}
797
798static bool psb_intel_sdvo_check_supp_encode(struct psb_intel_sdvo *psb_intel_sdvo)
799{
800 struct psb_intel_sdvo_encode encode;
801
802 BUILD_BUG_ON(sizeof(encode) != 2);
803 return psb_intel_sdvo_get_value(psb_intel_sdvo,
804 SDVO_CMD_GET_SUPP_ENCODE,
805 &encode, sizeof(encode));
806}
807
808static bool psb_intel_sdvo_set_encode(struct psb_intel_sdvo *psb_intel_sdvo,
809 uint8_t mode)
810{
811 return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_ENCODE, &mode, 1);
812}
813
814static bool psb_intel_sdvo_set_colorimetry(struct psb_intel_sdvo *psb_intel_sdvo,
815 uint8_t mode)
816{
817 return psb_intel_sdvo_set_value(psb_intel_sdvo, SDVO_CMD_SET_COLORIMETRY, &mode, 1);
818}
819
820#if 0
821static void psb_intel_sdvo_dump_hdmi_buf(struct psb_intel_sdvo *psb_intel_sdvo)
822{
823 int i, j;
824 uint8_t set_buf_index[2];
825 uint8_t av_split;
826 uint8_t buf_size;
827 uint8_t buf[48];
828 uint8_t *pos;
829
830 psb_intel_sdvo_get_value(encoder, SDVO_CMD_GET_HBUF_AV_SPLIT, &av_split, 1);
831
832 for (i = 0; i <= av_split; i++) {
833 set_buf_index[0] = i; set_buf_index[1] = 0;
834 psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_SET_HBUF_INDEX,
835 set_buf_index, 2);
836 psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_INFO, NULL, 0);
837 psb_intel_sdvo_read_response(encoder, &buf_size, 1);
838
839 pos = buf;
840 for (j = 0; j <= buf_size; j += 8) {
841 psb_intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_DATA,
842 NULL, 0);
843 psb_intel_sdvo_read_response(encoder, pos, 8);
844 pos += 8;
845 }
846 }
847}
848#endif
849
850static bool psb_intel_sdvo_set_avi_infoframe(struct psb_intel_sdvo *psb_intel_sdvo)
851{
852 DRM_INFO("HDMI is not supported yet");
853
854 return false;
855#if 0
856 struct dip_infoframe avi_if = {
857 .type = DIP_TYPE_AVI,
858 .ver = DIP_VERSION_AVI,
859 .len = DIP_LEN_AVI,
860 };
861 uint8_t tx_rate = SDVO_HBUF_TX_VSYNC;
862 uint8_t set_buf_index[2] = { 1, 0 };
863 uint64_t *data = (uint64_t *)&avi_if;
864 unsigned i;
865
866 intel_dip_infoframe_csum(&avi_if);
867
868 if (!psb_intel_sdvo_set_value(psb_intel_sdvo,
869 SDVO_CMD_SET_HBUF_INDEX,
870 set_buf_index, 2))
871 return false;
872
873 for (i = 0; i < sizeof(avi_if); i += 8) {
874 if (!psb_intel_sdvo_set_value(psb_intel_sdvo,
875 SDVO_CMD_SET_HBUF_DATA,
876 data, 8))
877 return false;
878 data++;
879 }
880
881 return psb_intel_sdvo_set_value(psb_intel_sdvo,
882 SDVO_CMD_SET_HBUF_TXRATE,
883 &tx_rate, 1);
884#endif
885}
886
887static bool psb_intel_sdvo_set_tv_format(struct psb_intel_sdvo *psb_intel_sdvo)
888{
889 struct psb_intel_sdvo_tv_format format;
890 uint32_t format_map;
891
892 format_map = 1 << psb_intel_sdvo->tv_format_index;
893 memset(&format, 0, sizeof(format));
894 memcpy(&format, &format_map, min(sizeof(format), sizeof(format_map)));
895
896 BUILD_BUG_ON(sizeof(format) != 6);
897 return psb_intel_sdvo_set_value(psb_intel_sdvo,
898 SDVO_CMD_SET_TV_FORMAT,
899 &format, sizeof(format));
900}
901
902static bool
903psb_intel_sdvo_set_output_timings_from_mode(struct psb_intel_sdvo *psb_intel_sdvo,
904 struct drm_display_mode *mode)
905{
906 struct psb_intel_sdvo_dtd output_dtd;
907
908 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
909 psb_intel_sdvo->attached_output))
910 return false;
911
912 psb_intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
913 if (!psb_intel_sdvo_set_output_timing(psb_intel_sdvo, &output_dtd))
914 return false;
915
916 return true;
917}
918
919static bool
920psb_intel_sdvo_set_input_timings_for_mode(struct psb_intel_sdvo *psb_intel_sdvo,
921 struct drm_display_mode *mode,
922 struct drm_display_mode *adjusted_mode)
923{
924 /* Reset the input timing to the screen. Assume always input 0. */
925 if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
926 return false;
927
928 if (!psb_intel_sdvo_create_preferred_input_timing(psb_intel_sdvo,
929 mode->clock / 10,
930 mode->hdisplay,
931 mode->vdisplay))
932 return false;
933
934 if (!psb_intel_sdvo_get_preferred_input_timing(psb_intel_sdvo,
935 &psb_intel_sdvo->input_dtd))
936 return false;
937
938 psb_intel_sdvo_get_mode_from_dtd(adjusted_mode, &psb_intel_sdvo->input_dtd);
939
940 drm_mode_set_crtcinfo(adjusted_mode, 0);
941 return true;
942}
943
944static bool psb_intel_sdvo_mode_fixup(struct drm_encoder *encoder,
945 struct drm_display_mode *mode,
946 struct drm_display_mode *adjusted_mode)
947{
948 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
949 int multiplier;
950
951 /* We need to construct preferred input timings based on our
952 * output timings. To do that, we have to set the output
953 * timings, even though this isn't really the right place in
954 * the sequence to do it. Oh well.
955 */
956 if (psb_intel_sdvo->is_tv) {
957 if (!psb_intel_sdvo_set_output_timings_from_mode(psb_intel_sdvo, mode))
958 return false;
959
960 (void) psb_intel_sdvo_set_input_timings_for_mode(psb_intel_sdvo,
961 mode,
962 adjusted_mode);
963 } else if (psb_intel_sdvo->is_lvds) {
964 if (!psb_intel_sdvo_set_output_timings_from_mode(psb_intel_sdvo,
965 psb_intel_sdvo->sdvo_lvds_fixed_mode))
966 return false;
967
968 (void) psb_intel_sdvo_set_input_timings_for_mode(psb_intel_sdvo,
969 mode,
970 adjusted_mode);
971 }
972
973 /* Make the CRTC code factor in the SDVO pixel multiplier. The
974 * SDVO device will factor out the multiplier during mode_set.
975 */
976 multiplier = psb_intel_sdvo_get_pixel_multiplier(adjusted_mode);
977 psb_intel_mode_set_pixel_multiplier(adjusted_mode, multiplier);
978
979 return true;
980}
981
982static void psb_intel_sdvo_mode_set(struct drm_encoder *encoder,
983 struct drm_display_mode *mode,
984 struct drm_display_mode *adjusted_mode)
985{
986 struct drm_device *dev = encoder->dev;
987 struct drm_crtc *crtc = encoder->crtc;
988 struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc);
989 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
990 u32 sdvox;
991 struct psb_intel_sdvo_in_out_map in_out;
992 struct psb_intel_sdvo_dtd input_dtd;
993 int pixel_multiplier = psb_intel_mode_get_pixel_multiplier(adjusted_mode);
994 int rate;
995
996 if (!mode)
997 return;
998
999 /* First, set the input mapping for the first input to our controlled
1000 * output. This is only correct if we're a single-input device, in
1001 * which case the first input is the output from the appropriate SDVO
1002 * channel on the motherboard. In a two-input device, the first input
1003 * will be SDVOB and the second SDVOC.
1004 */
1005 in_out.in0 = psb_intel_sdvo->attached_output;
1006 in_out.in1 = 0;
1007
1008 psb_intel_sdvo_set_value(psb_intel_sdvo,
1009 SDVO_CMD_SET_IN_OUT_MAP,
1010 &in_out, sizeof(in_out));
1011
1012 /* Set the output timings to the screen */
1013 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
1014 psb_intel_sdvo->attached_output))
1015 return;
1016
1017 /* We have tried to get input timing in mode_fixup, and filled into
1018 * adjusted_mode.
1019 */
1020 if (psb_intel_sdvo->is_tv || psb_intel_sdvo->is_lvds) {
1021 input_dtd = psb_intel_sdvo->input_dtd;
1022 } else {
1023 /* Set the output timing to the screen */
1024 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo,
1025 psb_intel_sdvo->attached_output))
1026 return;
1027
1028 psb_intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
1029 (void) psb_intel_sdvo_set_output_timing(psb_intel_sdvo, &input_dtd);
1030 }
1031
1032 /* Set the input timing to the screen. Assume always input 0. */
1033 if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
1034 return;
1035
1036 if (psb_intel_sdvo->has_hdmi_monitor) {
1037 psb_intel_sdvo_set_encode(psb_intel_sdvo, SDVO_ENCODE_HDMI);
1038 psb_intel_sdvo_set_colorimetry(psb_intel_sdvo,
1039 SDVO_COLORIMETRY_RGB256);
1040 psb_intel_sdvo_set_avi_infoframe(psb_intel_sdvo);
1041 } else
1042 psb_intel_sdvo_set_encode(psb_intel_sdvo, SDVO_ENCODE_DVI);
1043
1044 if (psb_intel_sdvo->is_tv &&
1045 !psb_intel_sdvo_set_tv_format(psb_intel_sdvo))
1046 return;
1047
1048 (void) psb_intel_sdvo_set_input_timing(psb_intel_sdvo, &input_dtd);
1049
1050 switch (pixel_multiplier) {
1051 default:
1052 case 1: rate = SDVO_CLOCK_RATE_MULT_1X; break;
1053 case 2: rate = SDVO_CLOCK_RATE_MULT_2X; break;
1054 case 4: rate = SDVO_CLOCK_RATE_MULT_4X; break;
1055 }
1056 if (!psb_intel_sdvo_set_clock_rate_mult(psb_intel_sdvo, rate))
1057 return;
1058
1059 /* Set the SDVO control regs. */
1060 sdvox = REG_READ(psb_intel_sdvo->sdvo_reg);
1061 switch (psb_intel_sdvo->sdvo_reg) {
1062 case SDVOB:
1063 sdvox &= SDVOB_PRESERVE_MASK;
1064 break;
1065 case SDVOC:
1066 sdvox &= SDVOC_PRESERVE_MASK;
1067 break;
1068 }
1069 sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
1070
1071 if (psb_intel_crtc->pipe == 1)
1072 sdvox |= SDVO_PIPE_B_SELECT;
1073 if (psb_intel_sdvo->has_hdmi_audio)
1074 sdvox |= SDVO_AUDIO_ENABLE;
1075
1076 /* FIXME: Check if this is needed for PSB
1077 sdvox |= (pixel_multiplier - 1) << SDVO_PORT_MULTIPLY_SHIFT;
1078 */
1079
1080 if (input_dtd.part2.sdvo_flags & SDVO_NEED_TO_STALL)
1081 sdvox |= SDVO_STALL_SELECT;
1082 psb_intel_sdvo_write_sdvox(psb_intel_sdvo, sdvox);
1083}
1084
1085static void psb_intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
1086{
1087 struct drm_device *dev = encoder->dev;
1088 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
1089 u32 temp;
1090
1091 switch (mode) {
1092 case DRM_MODE_DPMS_ON:
1093 DRM_DEBUG("DPMS_ON");
1094 break;
1095 case DRM_MODE_DPMS_OFF:
1096 DRM_DEBUG("DPMS_OFF");
1097 break;
1098 default:
1099 DRM_DEBUG("DPMS: %d", mode);
1100 }
1101
1102 if (mode != DRM_MODE_DPMS_ON) {
1103 psb_intel_sdvo_set_active_outputs(psb_intel_sdvo, 0);
1104 if (0)
1105 psb_intel_sdvo_set_encoder_power_state(psb_intel_sdvo, mode);
1106
1107 if (mode == DRM_MODE_DPMS_OFF) {
1108 temp = REG_READ(psb_intel_sdvo->sdvo_reg);
1109 if ((temp & SDVO_ENABLE) != 0) {
1110 psb_intel_sdvo_write_sdvox(psb_intel_sdvo, temp & ~SDVO_ENABLE);
1111 }
1112 }
1113 } else {
1114 bool input1, input2;
1115 int i;
1116 u8 status;
1117
1118 temp = REG_READ(psb_intel_sdvo->sdvo_reg);
1119 if ((temp & SDVO_ENABLE) == 0)
1120 psb_intel_sdvo_write_sdvox(psb_intel_sdvo, temp | SDVO_ENABLE);
1121 for (i = 0; i < 2; i++)
1122 psb_intel_wait_for_vblank(dev);
1123
1124 status = psb_intel_sdvo_get_trained_inputs(psb_intel_sdvo, &input1, &input2);
1125 /* Warn if the device reported failure to sync.
1126 * A lot of SDVO devices fail to notify of sync, but it's
1127 * a given it the status is a success, we succeeded.
1128 */
1129 if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
1130 DRM_DEBUG_KMS("First %s output reported failure to "
1131 "sync\n", SDVO_NAME(psb_intel_sdvo));
1132 }
1133
1134 if (0)
1135 psb_intel_sdvo_set_encoder_power_state(psb_intel_sdvo, mode);
1136 psb_intel_sdvo_set_active_outputs(psb_intel_sdvo, psb_intel_sdvo->attached_output);
1137 }
1138 return;
1139}
1140
1141static int psb_intel_sdvo_mode_valid(struct drm_connector *connector,
1142 struct drm_display_mode *mode)
1143{
1144 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1145
1146 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
1147 return MODE_NO_DBLESCAN;
1148
1149 if (psb_intel_sdvo->pixel_clock_min > mode->clock)
1150 return MODE_CLOCK_LOW;
1151
1152 if (psb_intel_sdvo->pixel_clock_max < mode->clock)
1153 return MODE_CLOCK_HIGH;
1154
1155 if (psb_intel_sdvo->is_lvds) {
1156 if (mode->hdisplay > psb_intel_sdvo->sdvo_lvds_fixed_mode->hdisplay)
1157 return MODE_PANEL;
1158
1159 if (mode->vdisplay > psb_intel_sdvo->sdvo_lvds_fixed_mode->vdisplay)
1160 return MODE_PANEL;
1161 }
1162
1163 return MODE_OK;
1164}
1165
1166static bool psb_intel_sdvo_get_capabilities(struct psb_intel_sdvo *psb_intel_sdvo, struct psb_intel_sdvo_caps *caps)
1167{
1168 BUILD_BUG_ON(sizeof(*caps) != 8);
1169 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
1170 SDVO_CMD_GET_DEVICE_CAPS,
1171 caps, sizeof(*caps)))
1172 return false;
1173
1174 DRM_DEBUG_KMS("SDVO capabilities:\n"
1175 " vendor_id: %d\n"
1176 " device_id: %d\n"
1177 " device_rev_id: %d\n"
1178 " sdvo_version_major: %d\n"
1179 " sdvo_version_minor: %d\n"
1180 " sdvo_inputs_mask: %d\n"
1181 " smooth_scaling: %d\n"
1182 " sharp_scaling: %d\n"
1183 " up_scaling: %d\n"
1184 " down_scaling: %d\n"
1185 " stall_support: %d\n"
1186 " output_flags: %d\n",
1187 caps->vendor_id,
1188 caps->device_id,
1189 caps->device_rev_id,
1190 caps->sdvo_version_major,
1191 caps->sdvo_version_minor,
1192 caps->sdvo_inputs_mask,
1193 caps->smooth_scaling,
1194 caps->sharp_scaling,
1195 caps->up_scaling,
1196 caps->down_scaling,
1197 caps->stall_support,
1198 caps->output_flags);
1199
1200 return true;
1201}
1202
1203/* No use! */
1204#if 0
1205struct drm_connector* psb_intel_sdvo_find(struct drm_device *dev, int sdvoB)
1206{
1207 struct drm_connector *connector = NULL;
1208 struct psb_intel_sdvo *iout = NULL;
1209 struct psb_intel_sdvo *sdvo;
1210
1211 /* find the sdvo connector */
1212 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1213 iout = to_psb_intel_sdvo(connector);
1214
1215 if (iout->type != INTEL_OUTPUT_SDVO)
1216 continue;
1217
1218 sdvo = iout->dev_priv;
1219
1220 if (sdvo->sdvo_reg == SDVOB && sdvoB)
1221 return connector;
1222
1223 if (sdvo->sdvo_reg == SDVOC && !sdvoB)
1224 return connector;
1225
1226 }
1227
1228 return NULL;
1229}
1230
1231int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector)
1232{
1233 u8 response[2];
1234 u8 status;
1235 struct psb_intel_sdvo *psb_intel_sdvo;
1236 DRM_DEBUG_KMS("\n");
1237
1238 if (!connector)
1239 return 0;
1240
1241 psb_intel_sdvo = to_psb_intel_sdvo(connector);
1242
1243 return psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT,
1244 &response, 2) && response[0];
1245}
1246
1247void psb_intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
1248{
1249 u8 response[2];
1250 u8 status;
1251 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(connector);
1252
1253 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
1254 psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
1255
1256 if (on) {
1257 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
1258 status = psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
1259
1260 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
1261 } else {
1262 response[0] = 0;
1263 response[1] = 0;
1264 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
1265 }
1266
1267 psb_intel_sdvo_write_cmd(psb_intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
1268 psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2);
1269}
1270#endif
1271
1272static bool
1273psb_intel_sdvo_multifunc_encoder(struct psb_intel_sdvo *psb_intel_sdvo)
1274{
1275 /* Is there more than one type of output? */
1276 int caps = psb_intel_sdvo->caps.output_flags & 0xf;
1277 return caps & -caps;
1278}
1279
1280static struct edid *
1281psb_intel_sdvo_get_edid(struct drm_connector *connector)
1282{
1283 struct psb_intel_sdvo *sdvo = intel_attached_sdvo(connector);
1284 return drm_get_edid(connector, &sdvo->ddc);
1285}
1286
1287/* Mac mini hack -- use the same DDC as the analog connector */
1288static struct edid *
1289psb_intel_sdvo_get_analog_edid(struct drm_connector *connector)
1290{
1291 struct drm_psb_private *dev_priv = connector->dev->dev_private;
1292
1293 return drm_get_edid(connector,
1294 &dev_priv->gmbus[dev_priv->crt_ddc_pin].adapter);
1295 return NULL;
1296}
1297
1298static enum drm_connector_status
1299psb_intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
1300{
1301 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1302 enum drm_connector_status status;
1303 struct edid *edid;
1304
1305 edid = psb_intel_sdvo_get_edid(connector);
1306
1307 if (edid == NULL && psb_intel_sdvo_multifunc_encoder(psb_intel_sdvo)) {
1308 u8 ddc, saved_ddc = psb_intel_sdvo->ddc_bus;
1309
1310 /*
1311 * Don't use the 1 as the argument of DDC bus switch to get
1312 * the EDID. It is used for SDVO SPD ROM.
1313 */
1314 for (ddc = psb_intel_sdvo->ddc_bus >> 1; ddc > 1; ddc >>= 1) {
1315 psb_intel_sdvo->ddc_bus = ddc;
1316 edid = psb_intel_sdvo_get_edid(connector);
1317 if (edid)
1318 break;
1319 }
1320 /*
1321 * If we found the EDID on the other bus,
1322 * assume that is the correct DDC bus.
1323 */
1324 if (edid == NULL)
1325 psb_intel_sdvo->ddc_bus = saved_ddc;
1326 }
1327
1328 /*
1329 * When there is no edid and no monitor is connected with VGA
1330 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1331 */
1332 if (edid == NULL)
1333 edid = psb_intel_sdvo_get_analog_edid(connector);
1334
1335 status = connector_status_unknown;
1336 if (edid != NULL) {
1337 /* DDC bus is shared, match EDID to connector type */
1338 if (edid->input & DRM_EDID_INPUT_DIGITAL) {
1339 status = connector_status_connected;
1340 if (psb_intel_sdvo->is_hdmi) {
1341 psb_intel_sdvo->has_hdmi_monitor = drm_detect_hdmi_monitor(edid);
1342 psb_intel_sdvo->has_hdmi_audio = drm_detect_monitor_audio(edid);
1343 }
1344 } else
1345 status = connector_status_disconnected;
1346 connector->display_info.raw_edid = NULL;
1347 kfree(edid);
1348 }
1349
1350 if (status == connector_status_connected) {
1351 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1352 if (psb_intel_sdvo_connector->force_audio)
1353 psb_intel_sdvo->has_hdmi_audio = psb_intel_sdvo_connector->force_audio > 0;
1354 }
1355
1356 return status;
1357}
1358
1359static enum drm_connector_status
1360psb_intel_sdvo_detect(struct drm_connector *connector, bool force)
1361{
1362 uint16_t response;
1363 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1364 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1365 enum drm_connector_status ret;
1366
1367 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo,
1368 SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0))
1369 return connector_status_unknown;
1370
1371 /* add 30ms delay when the output type might be TV */
1372 if (psb_intel_sdvo->caps.output_flags &
1373 (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_CVBS0))
1374 mdelay(30);
1375
1376 if (!psb_intel_sdvo_read_response(psb_intel_sdvo, &response, 2))
1377 return connector_status_unknown;
1378
1379 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1380 response & 0xff, response >> 8,
1381 psb_intel_sdvo_connector->output_flag);
1382
1383 if (response == 0)
1384 return connector_status_disconnected;
1385
1386 psb_intel_sdvo->attached_output = response;
1387
1388 psb_intel_sdvo->has_hdmi_monitor = false;
1389 psb_intel_sdvo->has_hdmi_audio = false;
1390
1391 if ((psb_intel_sdvo_connector->output_flag & response) == 0)
1392 ret = connector_status_disconnected;
1393 else if (IS_TMDS(psb_intel_sdvo_connector))
1394 ret = psb_intel_sdvo_hdmi_sink_detect(connector);
1395 else {
1396 struct edid *edid;
1397
1398 /* if we have an edid check it matches the connection */
1399 edid = psb_intel_sdvo_get_edid(connector);
1400 if (edid == NULL)
1401 edid = psb_intel_sdvo_get_analog_edid(connector);
1402 if (edid != NULL) {
1403 if (edid->input & DRM_EDID_INPUT_DIGITAL)
1404 ret = connector_status_disconnected;
1405 else
1406 ret = connector_status_connected;
1407 connector->display_info.raw_edid = NULL;
1408 kfree(edid);
1409 } else
1410 ret = connector_status_connected;
1411 }
1412
1413 /* May update encoder flag for like clock for SDVO TV, etc.*/
1414 if (ret == connector_status_connected) {
1415 psb_intel_sdvo->is_tv = false;
1416 psb_intel_sdvo->is_lvds = false;
1417 psb_intel_sdvo->base.needs_tv_clock = false;
1418
1419 if (response & SDVO_TV_MASK) {
1420 psb_intel_sdvo->is_tv = true;
1421 psb_intel_sdvo->base.needs_tv_clock = true;
1422 }
1423 if (response & SDVO_LVDS_MASK)
1424 psb_intel_sdvo->is_lvds = psb_intel_sdvo->sdvo_lvds_fixed_mode != NULL;
1425 }
1426
1427 return ret;
1428}
1429
1430static void psb_intel_sdvo_get_ddc_modes(struct drm_connector *connector)
1431{
1432 struct edid *edid;
1433
1434 /* set the bus switch and get the modes */
1435 edid = psb_intel_sdvo_get_edid(connector);
1436
1437 /*
1438 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1439 * link between analog and digital outputs. So, if the regular SDVO
1440 * DDC fails, check to see if the analog output is disconnected, in
1441 * which case we'll look there for the digital DDC data.
1442 */
1443 if (edid == NULL)
1444 edid = psb_intel_sdvo_get_analog_edid(connector);
1445
1446 if (edid != NULL) {
1447 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1448 bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
1449 bool connector_is_digital = !!IS_TMDS(psb_intel_sdvo_connector);
1450
1451 if (connector_is_digital == monitor_is_digital) {
1452 drm_mode_connector_update_edid_property(connector, edid);
1453 drm_add_edid_modes(connector, edid);
1454 }
1455
1456 connector->display_info.raw_edid = NULL;
1457 kfree(edid);
1458 }
1459}
1460
1461/*
1462 * Set of SDVO TV modes.
1463 * Note! This is in reply order (see loop in get_tv_modes).
1464 * XXX: all 60Hz refresh?
1465 */
1466static const struct drm_display_mode sdvo_tv_modes[] = {
1467 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER, 5815, 320, 321, 384,
1468 416, 0, 200, 201, 232, 233, 0,
1469 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1470 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER, 6814, 320, 321, 384,
1471 416, 0, 240, 241, 272, 273, 0,
1472 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1473 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER, 9910, 400, 401, 464,
1474 496, 0, 300, 301, 332, 333, 0,
1475 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1476 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 16913, 640, 641, 704,
1477 736, 0, 350, 351, 382, 383, 0,
1478 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1479 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 19121, 640, 641, 704,
1480 736, 0, 400, 401, 432, 433, 0,
1481 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1482 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 22654, 640, 641, 704,
1483 736, 0, 480, 481, 512, 513, 0,
1484 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1485 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER, 24624, 704, 705, 768,
1486 800, 0, 480, 481, 512, 513, 0,
1487 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1488 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER, 29232, 704, 705, 768,
1489 800, 0, 576, 577, 608, 609, 0,
1490 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1491 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER, 18751, 720, 721, 784,
1492 816, 0, 350, 351, 382, 383, 0,
1493 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1494 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 21199, 720, 721, 784,
1495 816, 0, 400, 401, 432, 433, 0,
1496 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1497 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 25116, 720, 721, 784,
1498 816, 0, 480, 481, 512, 513, 0,
1499 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1500 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER, 28054, 720, 721, 784,
1501 816, 0, 540, 541, 572, 573, 0,
1502 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1503 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 29816, 720, 721, 784,
1504 816, 0, 576, 577, 608, 609, 0,
1505 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1506 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER, 31570, 768, 769, 832,
1507 864, 0, 576, 577, 608, 609, 0,
1508 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1509 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 34030, 800, 801, 864,
1510 896, 0, 600, 601, 632, 633, 0,
1511 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1512 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 36581, 832, 833, 896,
1513 928, 0, 624, 625, 656, 657, 0,
1514 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1515 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER, 48707, 920, 921, 984,
1516 1016, 0, 766, 767, 798, 799, 0,
1517 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1518 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 53827, 1024, 1025, 1088,
1519 1120, 0, 768, 769, 800, 801, 0,
1520 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1521 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 87265, 1280, 1281, 1344,
1522 1376, 0, 1024, 1025, 1056, 1057, 0,
1523 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1524};
1525
1526static void psb_intel_sdvo_get_tv_modes(struct drm_connector *connector)
1527{
1528 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1529 struct psb_intel_sdvo_sdtv_resolution_request tv_res;
1530 uint32_t reply = 0, format_map = 0;
1531 int i;
1532
1533 /* Read the list of supported input resolutions for the selected TV
1534 * format.
1535 */
1536 format_map = 1 << psb_intel_sdvo->tv_format_index;
1537 memcpy(&tv_res, &format_map,
1538 min(sizeof(format_map), sizeof(struct psb_intel_sdvo_sdtv_resolution_request)));
1539
1540 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo, psb_intel_sdvo->attached_output))
1541 return;
1542
1543 BUILD_BUG_ON(sizeof(tv_res) != 3);
1544 if (!psb_intel_sdvo_write_cmd(psb_intel_sdvo,
1545 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
1546 &tv_res, sizeof(tv_res)))
1547 return;
1548 if (!psb_intel_sdvo_read_response(psb_intel_sdvo, &reply, 3))
1549 return;
1550
1551 for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++)
1552 if (reply & (1 << i)) {
1553 struct drm_display_mode *nmode;
1554 nmode = drm_mode_duplicate(connector->dev,
1555 &sdvo_tv_modes[i]);
1556 if (nmode)
1557 drm_mode_probed_add(connector, nmode);
1558 }
1559}
1560
1561static void psb_intel_sdvo_get_lvds_modes(struct drm_connector *connector)
1562{
1563 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1564 struct drm_psb_private *dev_priv = connector->dev->dev_private;
1565 struct drm_display_mode *newmode;
1566
1567 /*
1568 * Attempt to get the mode list from DDC.
1569 * Assume that the preferred modes are
1570 * arranged in priority order.
1571 */
1572 psb_intel_ddc_get_modes(connector, psb_intel_sdvo->i2c);
1573 if (list_empty(&connector->probed_modes) == false)
1574 goto end;
1575
1576 /* Fetch modes from VBT */
1577 if (dev_priv->sdvo_lvds_vbt_mode != NULL) {
1578 newmode = drm_mode_duplicate(connector->dev,
1579 dev_priv->sdvo_lvds_vbt_mode);
1580 if (newmode != NULL) {
1581 /* Guarantee the mode is preferred */
1582 newmode->type = (DRM_MODE_TYPE_PREFERRED |
1583 DRM_MODE_TYPE_DRIVER);
1584 drm_mode_probed_add(connector, newmode);
1585 }
1586 }
1587
1588end:
1589 list_for_each_entry(newmode, &connector->probed_modes, head) {
1590 if (newmode->type & DRM_MODE_TYPE_PREFERRED) {
1591 psb_intel_sdvo->sdvo_lvds_fixed_mode =
1592 drm_mode_duplicate(connector->dev, newmode);
1593
1594 drm_mode_set_crtcinfo(psb_intel_sdvo->sdvo_lvds_fixed_mode,
1595 0);
1596
1597 psb_intel_sdvo->is_lvds = true;
1598 break;
1599 }
1600 }
1601
1602}
1603
1604static int psb_intel_sdvo_get_modes(struct drm_connector *connector)
1605{
1606 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1607
1608 if (IS_TV(psb_intel_sdvo_connector))
1609 psb_intel_sdvo_get_tv_modes(connector);
1610 else if (IS_LVDS(psb_intel_sdvo_connector))
1611 psb_intel_sdvo_get_lvds_modes(connector);
1612 else
1613 psb_intel_sdvo_get_ddc_modes(connector);
1614
1615 return !list_empty(&connector->probed_modes);
1616}
1617
1618static void
1619psb_intel_sdvo_destroy_enhance_property(struct drm_connector *connector)
1620{
1621 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1622 struct drm_device *dev = connector->dev;
1623
1624 if (psb_intel_sdvo_connector->left)
1625 drm_property_destroy(dev, psb_intel_sdvo_connector->left);
1626 if (psb_intel_sdvo_connector->right)
1627 drm_property_destroy(dev, psb_intel_sdvo_connector->right);
1628 if (psb_intel_sdvo_connector->top)
1629 drm_property_destroy(dev, psb_intel_sdvo_connector->top);
1630 if (psb_intel_sdvo_connector->bottom)
1631 drm_property_destroy(dev, psb_intel_sdvo_connector->bottom);
1632 if (psb_intel_sdvo_connector->hpos)
1633 drm_property_destroy(dev, psb_intel_sdvo_connector->hpos);
1634 if (psb_intel_sdvo_connector->vpos)
1635 drm_property_destroy(dev, psb_intel_sdvo_connector->vpos);
1636 if (psb_intel_sdvo_connector->saturation)
1637 drm_property_destroy(dev, psb_intel_sdvo_connector->saturation);
1638 if (psb_intel_sdvo_connector->contrast)
1639 drm_property_destroy(dev, psb_intel_sdvo_connector->contrast);
1640 if (psb_intel_sdvo_connector->hue)
1641 drm_property_destroy(dev, psb_intel_sdvo_connector->hue);
1642 if (psb_intel_sdvo_connector->sharpness)
1643 drm_property_destroy(dev, psb_intel_sdvo_connector->sharpness);
1644 if (psb_intel_sdvo_connector->flicker_filter)
1645 drm_property_destroy(dev, psb_intel_sdvo_connector->flicker_filter);
1646 if (psb_intel_sdvo_connector->flicker_filter_2d)
1647 drm_property_destroy(dev, psb_intel_sdvo_connector->flicker_filter_2d);
1648 if (psb_intel_sdvo_connector->flicker_filter_adaptive)
1649 drm_property_destroy(dev, psb_intel_sdvo_connector->flicker_filter_adaptive);
1650 if (psb_intel_sdvo_connector->tv_luma_filter)
1651 drm_property_destroy(dev, psb_intel_sdvo_connector->tv_luma_filter);
1652 if (psb_intel_sdvo_connector->tv_chroma_filter)
1653 drm_property_destroy(dev, psb_intel_sdvo_connector->tv_chroma_filter);
1654 if (psb_intel_sdvo_connector->dot_crawl)
1655 drm_property_destroy(dev, psb_intel_sdvo_connector->dot_crawl);
1656 if (psb_intel_sdvo_connector->brightness)
1657 drm_property_destroy(dev, psb_intel_sdvo_connector->brightness);
1658}
1659
1660static void psb_intel_sdvo_destroy(struct drm_connector *connector)
1661{
1662 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1663
1664 if (psb_intel_sdvo_connector->tv_format)
1665 drm_property_destroy(connector->dev,
1666 psb_intel_sdvo_connector->tv_format);
1667
1668 psb_intel_sdvo_destroy_enhance_property(connector);
1669 drm_sysfs_connector_remove(connector);
1670 drm_connector_cleanup(connector);
1671 kfree(connector);
1672}
1673
1674static bool psb_intel_sdvo_detect_hdmi_audio(struct drm_connector *connector)
1675{
1676 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1677 struct edid *edid;
1678 bool has_audio = false;
1679
1680 if (!psb_intel_sdvo->is_hdmi)
1681 return false;
1682
1683 edid = psb_intel_sdvo_get_edid(connector);
1684 if (edid != NULL && edid->input & DRM_EDID_INPUT_DIGITAL)
1685 has_audio = drm_detect_monitor_audio(edid);
1686
1687 return has_audio;
1688}
1689
1690static int
1691psb_intel_sdvo_set_property(struct drm_connector *connector,
1692 struct drm_property *property,
1693 uint64_t val)
1694{
1695 struct psb_intel_sdvo *psb_intel_sdvo = intel_attached_sdvo(connector);
1696 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector = to_psb_intel_sdvo_connector(connector);
1697 struct drm_psb_private *dev_priv = connector->dev->dev_private;
1698 uint16_t temp_value;
1699 uint8_t cmd;
1700 int ret;
1701
1702 ret = drm_connector_property_set_value(connector, property, val);
1703 if (ret)
1704 return ret;
1705
1706 if (property == dev_priv->force_audio_property) {
1707 int i = val;
1708 bool has_audio;
1709
1710 if (i == psb_intel_sdvo_connector->force_audio)
1711 return 0;
1712
1713 psb_intel_sdvo_connector->force_audio = i;
1714
1715 if (i == 0)
1716 has_audio = psb_intel_sdvo_detect_hdmi_audio(connector);
1717 else
1718 has_audio = i > 0;
1719
1720 if (has_audio == psb_intel_sdvo->has_hdmi_audio)
1721 return 0;
1722
1723 psb_intel_sdvo->has_hdmi_audio = has_audio;
1724 goto done;
1725 }
1726
1727 if (property == dev_priv->broadcast_rgb_property) {
1728 if (val == !!psb_intel_sdvo->color_range)
1729 return 0;
1730
1731 psb_intel_sdvo->color_range = val ? SDVO_COLOR_RANGE_16_235 : 0;
1732 goto done;
1733 }
1734
1735#define CHECK_PROPERTY(name, NAME) \
1736 if (psb_intel_sdvo_connector->name == property) { \
1737 if (psb_intel_sdvo_connector->cur_##name == temp_value) return 0; \
1738 if (psb_intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1739 cmd = SDVO_CMD_SET_##NAME; \
1740 psb_intel_sdvo_connector->cur_##name = temp_value; \
1741 goto set_value; \
1742 }
1743
1744 if (property == psb_intel_sdvo_connector->tv_format) {
1745 if (val >= TV_FORMAT_NUM)
1746 return -EINVAL;
1747
1748 if (psb_intel_sdvo->tv_format_index ==
1749 psb_intel_sdvo_connector->tv_format_supported[val])
1750 return 0;
1751
1752 psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[val];
1753 goto done;
1754 } else if (IS_TV_OR_LVDS(psb_intel_sdvo_connector)) {
1755 temp_value = val;
1756 if (psb_intel_sdvo_connector->left == property) {
1757 drm_connector_property_set_value(connector,
1758 psb_intel_sdvo_connector->right, val);
1759 if (psb_intel_sdvo_connector->left_margin == temp_value)
1760 return 0;
1761
1762 psb_intel_sdvo_connector->left_margin = temp_value;
1763 psb_intel_sdvo_connector->right_margin = temp_value;
1764 temp_value = psb_intel_sdvo_connector->max_hscan -
1765 psb_intel_sdvo_connector->left_margin;
1766 cmd = SDVO_CMD_SET_OVERSCAN_H;
1767 goto set_value;
1768 } else if (psb_intel_sdvo_connector->right == property) {
1769 drm_connector_property_set_value(connector,
1770 psb_intel_sdvo_connector->left, val);
1771 if (psb_intel_sdvo_connector->right_margin == temp_value)
1772 return 0;
1773
1774 psb_intel_sdvo_connector->left_margin = temp_value;
1775 psb_intel_sdvo_connector->right_margin = temp_value;
1776 temp_value = psb_intel_sdvo_connector->max_hscan -
1777 psb_intel_sdvo_connector->left_margin;
1778 cmd = SDVO_CMD_SET_OVERSCAN_H;
1779 goto set_value;
1780 } else if (psb_intel_sdvo_connector->top == property) {
1781 drm_connector_property_set_value(connector,
1782 psb_intel_sdvo_connector->bottom, val);
1783 if (psb_intel_sdvo_connector->top_margin == temp_value)
1784 return 0;
1785
1786 psb_intel_sdvo_connector->top_margin = temp_value;
1787 psb_intel_sdvo_connector->bottom_margin = temp_value;
1788 temp_value = psb_intel_sdvo_connector->max_vscan -
1789 psb_intel_sdvo_connector->top_margin;
1790 cmd = SDVO_CMD_SET_OVERSCAN_V;
1791 goto set_value;
1792 } else if (psb_intel_sdvo_connector->bottom == property) {
1793 drm_connector_property_set_value(connector,
1794 psb_intel_sdvo_connector->top, val);
1795 if (psb_intel_sdvo_connector->bottom_margin == temp_value)
1796 return 0;
1797
1798 psb_intel_sdvo_connector->top_margin = temp_value;
1799 psb_intel_sdvo_connector->bottom_margin = temp_value;
1800 temp_value = psb_intel_sdvo_connector->max_vscan -
1801 psb_intel_sdvo_connector->top_margin;
1802 cmd = SDVO_CMD_SET_OVERSCAN_V;
1803 goto set_value;
1804 }
1805 CHECK_PROPERTY(hpos, HPOS)
1806 CHECK_PROPERTY(vpos, VPOS)
1807 CHECK_PROPERTY(saturation, SATURATION)
1808 CHECK_PROPERTY(contrast, CONTRAST)
1809 CHECK_PROPERTY(hue, HUE)
1810 CHECK_PROPERTY(brightness, BRIGHTNESS)
1811 CHECK_PROPERTY(sharpness, SHARPNESS)
1812 CHECK_PROPERTY(flicker_filter, FLICKER_FILTER)
1813 CHECK_PROPERTY(flicker_filter_2d, FLICKER_FILTER_2D)
1814 CHECK_PROPERTY(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE)
1815 CHECK_PROPERTY(tv_chroma_filter, TV_CHROMA_FILTER)
1816 CHECK_PROPERTY(tv_luma_filter, TV_LUMA_FILTER)
1817 CHECK_PROPERTY(dot_crawl, DOT_CRAWL)
1818 }
1819
1820 return -EINVAL; /* unknown property */
1821
1822set_value:
1823 if (!psb_intel_sdvo_set_value(psb_intel_sdvo, cmd, &temp_value, 2))
1824 return -EIO;
1825
1826
1827done:
1828 if (psb_intel_sdvo->base.base.crtc) {
1829 struct drm_crtc *crtc = psb_intel_sdvo->base.base.crtc;
1830 drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
1831 crtc->y, crtc->fb);
1832 }
1833
1834 return 0;
1835#undef CHECK_PROPERTY
1836}
1837
1838static const struct drm_encoder_helper_funcs psb_intel_sdvo_helper_funcs = {
1839 .dpms = psb_intel_sdvo_dpms,
1840 .mode_fixup = psb_intel_sdvo_mode_fixup,
1841 .prepare = psb_intel_encoder_prepare,
1842 .mode_set = psb_intel_sdvo_mode_set,
1843 .commit = psb_intel_encoder_commit,
1844};
1845
1846static const struct drm_connector_funcs psb_intel_sdvo_connector_funcs = {
1847 .dpms = drm_helper_connector_dpms,
1848 .detect = psb_intel_sdvo_detect,
1849 .fill_modes = drm_helper_probe_single_connector_modes,
1850 .set_property = psb_intel_sdvo_set_property,
1851 .destroy = psb_intel_sdvo_destroy,
1852};
1853
1854static const struct drm_connector_helper_funcs psb_intel_sdvo_connector_helper_funcs = {
1855 .get_modes = psb_intel_sdvo_get_modes,
1856 .mode_valid = psb_intel_sdvo_mode_valid,
1857 .best_encoder = psb_intel_best_encoder,
1858};
1859
1860static void psb_intel_sdvo_enc_destroy(struct drm_encoder *encoder)
1861{
1862 struct psb_intel_sdvo *psb_intel_sdvo = to_psb_intel_sdvo(encoder);
1863
1864 if (psb_intel_sdvo->sdvo_lvds_fixed_mode != NULL)
1865 drm_mode_destroy(encoder->dev,
1866 psb_intel_sdvo->sdvo_lvds_fixed_mode);
1867
1868 i2c_del_adapter(&psb_intel_sdvo->ddc);
1869 psb_intel_encoder_destroy(encoder);
1870}
1871
1872static const struct drm_encoder_funcs psb_intel_sdvo_enc_funcs = {
1873 .destroy = psb_intel_sdvo_enc_destroy,
1874};
1875
1876static void
1877psb_intel_sdvo_guess_ddc_bus(struct psb_intel_sdvo *sdvo)
1878{
1879 /* FIXME: At the moment, ddc_bus = 2 is the only thing that works.
1880 * We need to figure out if this is true for all available poulsbo
1881 * hardware, or if we need to fiddle with the guessing code above.
1882 * The problem might go away if we can parse sdvo mappings from bios */
1883 sdvo->ddc_bus = 2;
1884
1885#if 0
1886 uint16_t mask = 0;
1887 unsigned int num_bits;
1888
1889 /* Make a mask of outputs less than or equal to our own priority in the
1890 * list.
1891 */
1892 switch (sdvo->controlled_output) {
1893 case SDVO_OUTPUT_LVDS1:
1894 mask |= SDVO_OUTPUT_LVDS1;
1895 case SDVO_OUTPUT_LVDS0:
1896 mask |= SDVO_OUTPUT_LVDS0;
1897 case SDVO_OUTPUT_TMDS1:
1898 mask |= SDVO_OUTPUT_TMDS1;
1899 case SDVO_OUTPUT_TMDS0:
1900 mask |= SDVO_OUTPUT_TMDS0;
1901 case SDVO_OUTPUT_RGB1:
1902 mask |= SDVO_OUTPUT_RGB1;
1903 case SDVO_OUTPUT_RGB0:
1904 mask |= SDVO_OUTPUT_RGB0;
1905 break;
1906 }
1907
1908 /* Count bits to find what number we are in the priority list. */
1909 mask &= sdvo->caps.output_flags;
1910 num_bits = hweight16(mask);
1911 /* If more than 3 outputs, default to DDC bus 3 for now. */
1912 if (num_bits > 3)
1913 num_bits = 3;
1914
1915 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1916 sdvo->ddc_bus = 1 << num_bits;
1917#endif
1918}
1919
1920/**
1921 * Choose the appropriate DDC bus for control bus switch command for this
1922 * SDVO output based on the controlled output.
1923 *
1924 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1925 * outputs, then LVDS outputs.
1926 */
1927static void
1928psb_intel_sdvo_select_ddc_bus(struct drm_psb_private *dev_priv,
1929 struct psb_intel_sdvo *sdvo, u32 reg)
1930{
1931 struct sdvo_device_mapping *mapping;
1932
1933 if (IS_SDVOB(reg))
1934 mapping = &(dev_priv->sdvo_mappings[0]);
1935 else
1936 mapping = &(dev_priv->sdvo_mappings[1]);
1937
1938 if (mapping->initialized)
1939 sdvo->ddc_bus = 1 << ((mapping->ddc_pin & 0xf0) >> 4);
1940 else
1941 psb_intel_sdvo_guess_ddc_bus(sdvo);
1942}
1943
1944static void
1945psb_intel_sdvo_select_i2c_bus(struct drm_psb_private *dev_priv,
1946 struct psb_intel_sdvo *sdvo, u32 reg)
1947{
1948 struct sdvo_device_mapping *mapping;
1949 u8 pin, speed;
1950
1951 if (IS_SDVOB(reg))
1952 mapping = &dev_priv->sdvo_mappings[0];
1953 else
1954 mapping = &dev_priv->sdvo_mappings[1];
1955
1956 pin = GMBUS_PORT_DPB;
1957 speed = GMBUS_RATE_1MHZ >> 8;
1958 if (mapping->initialized) {
1959 pin = mapping->i2c_pin;
1960 speed = mapping->i2c_speed;
1961 }
1962
1963 if (pin < GMBUS_NUM_PORTS) {
1964 sdvo->i2c = &dev_priv->gmbus[pin].adapter;
1965 gma_intel_gmbus_set_speed(sdvo->i2c, speed);
1966 gma_intel_gmbus_force_bit(sdvo->i2c, true);
1967 } else
1968 sdvo->i2c = &dev_priv->gmbus[GMBUS_PORT_DPB].adapter;
1969}
1970
1971static bool
1972psb_intel_sdvo_is_hdmi_connector(struct psb_intel_sdvo *psb_intel_sdvo, int device)
1973{
1974 return psb_intel_sdvo_check_supp_encode(psb_intel_sdvo);
1975}
1976
1977static u8
1978psb_intel_sdvo_get_slave_addr(struct drm_device *dev, int sdvo_reg)
1979{
1980 struct drm_psb_private *dev_priv = dev->dev_private;
1981 struct sdvo_device_mapping *my_mapping, *other_mapping;
1982
1983 if (IS_SDVOB(sdvo_reg)) {
1984 my_mapping = &dev_priv->sdvo_mappings[0];
1985 other_mapping = &dev_priv->sdvo_mappings[1];
1986 } else {
1987 my_mapping = &dev_priv->sdvo_mappings[1];
1988 other_mapping = &dev_priv->sdvo_mappings[0];
1989 }
1990
1991 /* If the BIOS described our SDVO device, take advantage of it. */
1992 if (my_mapping->slave_addr)
1993 return my_mapping->slave_addr;
1994
1995 /* If the BIOS only described a different SDVO device, use the
1996 * address that it isn't using.
1997 */
1998 if (other_mapping->slave_addr) {
1999 if (other_mapping->slave_addr == 0x70)
2000 return 0x72;
2001 else
2002 return 0x70;
2003 }
2004
2005 /* No SDVO device info is found for another DVO port,
2006 * so use mapping assumption we had before BIOS parsing.
2007 */
2008 if (IS_SDVOB(sdvo_reg))
2009 return 0x70;
2010 else
2011 return 0x72;
2012}
2013
2014static void
2015psb_intel_sdvo_connector_init(struct psb_intel_sdvo_connector *connector,
2016 struct psb_intel_sdvo *encoder)
2017{
2018 drm_connector_init(encoder->base.base.dev,
2019 &connector->base.base,
2020 &psb_intel_sdvo_connector_funcs,
2021 connector->base.base.connector_type);
2022
2023 drm_connector_helper_add(&connector->base.base,
2024 &psb_intel_sdvo_connector_helper_funcs);
2025
2026 connector->base.base.interlace_allowed = 0;
2027 connector->base.base.doublescan_allowed = 0;
2028 connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB;
2029
2030 psb_intel_connector_attach_encoder(&connector->base, &encoder->base);
2031 drm_sysfs_connector_add(&connector->base.base);
2032}
2033
2034static void
2035psb_intel_sdvo_add_hdmi_properties(struct psb_intel_sdvo_connector *connector)
2036{
2037 /* FIXME: We don't support HDMI at the moment
2038 struct drm_device *dev = connector->base.base.dev;
2039
2040 intel_attach_force_audio_property(&connector->base.base);
2041 intel_attach_broadcast_rgb_property(&connector->base.base);
2042 */
2043}
2044
2045static bool
2046psb_intel_sdvo_dvi_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
2047{
2048 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2049 struct drm_connector *connector;
2050 struct psb_intel_connector *intel_connector;
2051 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2052
2053 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2054 if (!psb_intel_sdvo_connector)
2055 return false;
2056
2057 if (device == 0) {
2058 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS0;
2059 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS0;
2060 } else if (device == 1) {
2061 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_TMDS1;
2062 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_TMDS1;
2063 }
2064
2065 intel_connector = &psb_intel_sdvo_connector->base;
2066 connector = &intel_connector->base;
2067 // connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
2068 encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
2069 connector->connector_type = DRM_MODE_CONNECTOR_DVID;
2070
2071 if (psb_intel_sdvo_is_hdmi_connector(psb_intel_sdvo, device)) {
2072 connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
2073 psb_intel_sdvo->is_hdmi = true;
2074 }
2075 psb_intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
2076 (1 << INTEL_ANALOG_CLONE_BIT));
2077
2078 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
2079 if (psb_intel_sdvo->is_hdmi)
2080 psb_intel_sdvo_add_hdmi_properties(psb_intel_sdvo_connector);
2081
2082 return true;
2083}
2084
2085static bool
2086psb_intel_sdvo_tv_init(struct psb_intel_sdvo *psb_intel_sdvo, int type)
2087{
2088 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2089 struct drm_connector *connector;
2090 struct psb_intel_connector *intel_connector;
2091 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2092
2093 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2094 if (!psb_intel_sdvo_connector)
2095 return false;
2096
2097 intel_connector = &psb_intel_sdvo_connector->base;
2098 connector = &intel_connector->base;
2099 encoder->encoder_type = DRM_MODE_ENCODER_TVDAC;
2100 connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
2101
2102 psb_intel_sdvo->controlled_output |= type;
2103 psb_intel_sdvo_connector->output_flag = type;
2104
2105 psb_intel_sdvo->is_tv = true;
2106 psb_intel_sdvo->base.needs_tv_clock = true;
2107 psb_intel_sdvo->base.clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
2108
2109 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
2110
2111 if (!psb_intel_sdvo_tv_create_property(psb_intel_sdvo, psb_intel_sdvo_connector, type))
2112 goto err;
2113
2114 if (!psb_intel_sdvo_create_enhance_property(psb_intel_sdvo, psb_intel_sdvo_connector))
2115 goto err;
2116
2117 return true;
2118
2119err:
2120 psb_intel_sdvo_destroy(connector);
2121 return false;
2122}
2123
2124static bool
2125psb_intel_sdvo_analog_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
2126{
2127 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2128 struct drm_connector *connector;
2129 struct psb_intel_connector *intel_connector;
2130 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2131
2132 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2133 if (!psb_intel_sdvo_connector)
2134 return false;
2135
2136 intel_connector = &psb_intel_sdvo_connector->base;
2137 connector = &intel_connector->base;
2138 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2139 encoder->encoder_type = DRM_MODE_ENCODER_DAC;
2140 connector->connector_type = DRM_MODE_CONNECTOR_VGA;
2141
2142 if (device == 0) {
2143 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB0;
2144 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB0;
2145 } else if (device == 1) {
2146 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_RGB1;
2147 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_RGB1;
2148 }
2149
2150 psb_intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
2151 (1 << INTEL_ANALOG_CLONE_BIT));
2152
2153 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector,
2154 psb_intel_sdvo);
2155 return true;
2156}
2157
2158static bool
2159psb_intel_sdvo_lvds_init(struct psb_intel_sdvo *psb_intel_sdvo, int device)
2160{
2161 struct drm_encoder *encoder = &psb_intel_sdvo->base.base;
2162 struct drm_connector *connector;
2163 struct psb_intel_connector *intel_connector;
2164 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector;
2165
2166 psb_intel_sdvo_connector = kzalloc(sizeof(struct psb_intel_sdvo_connector), GFP_KERNEL);
2167 if (!psb_intel_sdvo_connector)
2168 return false;
2169
2170 intel_connector = &psb_intel_sdvo_connector->base;
2171 connector = &intel_connector->base;
2172 encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
2173 connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
2174
2175 if (device == 0) {
2176 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS0;
2177 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS0;
2178 } else if (device == 1) {
2179 psb_intel_sdvo->controlled_output |= SDVO_OUTPUT_LVDS1;
2180 psb_intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS1;
2181 }
2182
2183 psb_intel_sdvo->base.clone_mask = ((1 << INTEL_ANALOG_CLONE_BIT) |
2184 (1 << INTEL_SDVO_LVDS_CLONE_BIT));
2185
2186 psb_intel_sdvo_connector_init(psb_intel_sdvo_connector, psb_intel_sdvo);
2187 if (!psb_intel_sdvo_create_enhance_property(psb_intel_sdvo, psb_intel_sdvo_connector))
2188 goto err;
2189
2190 return true;
2191
2192err:
2193 psb_intel_sdvo_destroy(connector);
2194 return false;
2195}
2196
2197static bool
2198psb_intel_sdvo_output_setup(struct psb_intel_sdvo *psb_intel_sdvo, uint16_t flags)
2199{
2200 psb_intel_sdvo->is_tv = false;
2201 psb_intel_sdvo->base.needs_tv_clock = false;
2202 psb_intel_sdvo->is_lvds = false;
2203
2204 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2205
2206 if (flags & SDVO_OUTPUT_TMDS0)
2207 if (!psb_intel_sdvo_dvi_init(psb_intel_sdvo, 0))
2208 return false;
2209
2210 if ((flags & SDVO_TMDS_MASK) == SDVO_TMDS_MASK)
2211 if (!psb_intel_sdvo_dvi_init(psb_intel_sdvo, 1))
2212 return false;
2213
2214 /* TV has no XXX1 function block */
2215 if (flags & SDVO_OUTPUT_SVID0)
2216 if (!psb_intel_sdvo_tv_init(psb_intel_sdvo, SDVO_OUTPUT_SVID0))
2217 return false;
2218
2219 if (flags & SDVO_OUTPUT_CVBS0)
2220 if (!psb_intel_sdvo_tv_init(psb_intel_sdvo, SDVO_OUTPUT_CVBS0))
2221 return false;
2222
2223 if (flags & SDVO_OUTPUT_RGB0)
2224 if (!psb_intel_sdvo_analog_init(psb_intel_sdvo, 0))
2225 return false;
2226
2227 if ((flags & SDVO_RGB_MASK) == SDVO_RGB_MASK)
2228 if (!psb_intel_sdvo_analog_init(psb_intel_sdvo, 1))
2229 return false;
2230
2231 if (flags & SDVO_OUTPUT_LVDS0)
2232 if (!psb_intel_sdvo_lvds_init(psb_intel_sdvo, 0))
2233 return false;
2234
2235 if ((flags & SDVO_LVDS_MASK) == SDVO_LVDS_MASK)
2236 if (!psb_intel_sdvo_lvds_init(psb_intel_sdvo, 1))
2237 return false;
2238
2239 if ((flags & SDVO_OUTPUT_MASK) == 0) {
2240 unsigned char bytes[2];
2241
2242 psb_intel_sdvo->controlled_output = 0;
2243 memcpy(bytes, &psb_intel_sdvo->caps.output_flags, 2);
2244 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2245 SDVO_NAME(psb_intel_sdvo),
2246 bytes[0], bytes[1]);
2247 return false;
2248 }
2249 psb_intel_sdvo->base.crtc_mask = (1 << 0) | (1 << 1);
2250
2251 return true;
2252}
2253
2254static bool psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_sdvo,
2255 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
2256 int type)
2257{
2258 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
2259 struct psb_intel_sdvo_tv_format format;
2260 uint32_t format_map, i;
2261
2262 if (!psb_intel_sdvo_set_target_output(psb_intel_sdvo, type))
2263 return false;
2264
2265 BUILD_BUG_ON(sizeof(format) != 6);
2266 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2267 SDVO_CMD_GET_SUPPORTED_TV_FORMATS,
2268 &format, sizeof(format)))
2269 return false;
2270
2271 memcpy(&format_map, &format, min(sizeof(format_map), sizeof(format)));
2272
2273 if (format_map == 0)
2274 return false;
2275
2276 psb_intel_sdvo_connector->format_supported_num = 0;
2277 for (i = 0 ; i < TV_FORMAT_NUM; i++)
2278 if (format_map & (1 << i))
2279 psb_intel_sdvo_connector->tv_format_supported[psb_intel_sdvo_connector->format_supported_num++] = i;
2280
2281
2282 psb_intel_sdvo_connector->tv_format =
2283 drm_property_create(dev, DRM_MODE_PROP_ENUM,
2284 "mode", psb_intel_sdvo_connector->format_supported_num);
2285 if (!psb_intel_sdvo_connector->tv_format)
2286 return false;
2287
2288 for (i = 0; i < psb_intel_sdvo_connector->format_supported_num; i++)
2289 drm_property_add_enum(
2290 psb_intel_sdvo_connector->tv_format, i,
2291 i, tv_format_names[psb_intel_sdvo_connector->tv_format_supported[i]]);
2292
2293 psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[0];
2294 drm_connector_attach_property(&psb_intel_sdvo_connector->base.base,
2295 psb_intel_sdvo_connector->tv_format, 0);
2296 return true;
2297
2298}
2299
2300#define ENHANCEMENT(name, NAME) do { \
2301 if (enhancements.name) { \
2302 if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2303 !psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2304 return false; \
2305 psb_intel_sdvo_connector->max_##name = data_value[0]; \
2306 psb_intel_sdvo_connector->cur_##name = response; \
2307 psb_intel_sdvo_connector->name = \
2308 drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
2309 if (!psb_intel_sdvo_connector->name) return false; \
2310 drm_connector_attach_property(connector, \
2311 psb_intel_sdvo_connector->name, \
2312 psb_intel_sdvo_connector->cur_##name); \
2313 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2314 data_value[0], data_value[1], response); \
2315 } \
2316} while(0)
2317
2318static bool
2319psb_intel_sdvo_create_enhance_property_tv(struct psb_intel_sdvo *psb_intel_sdvo,
2320 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
2321 struct psb_intel_sdvo_enhancements_reply enhancements)
2322{
2323 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
2324 struct drm_connector *connector = &psb_intel_sdvo_connector->base.base;
2325 uint16_t response, data_value[2];
2326
2327 /* when horizontal overscan is supported, Add the left/right property */
2328 if (enhancements.overscan_h) {
2329 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2330 SDVO_CMD_GET_MAX_OVERSCAN_H,
2331 &data_value, 4))
2332 return false;
2333
2334 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2335 SDVO_CMD_GET_OVERSCAN_H,
2336 &response, 2))
2337 return false;
2338
2339 psb_intel_sdvo_connector->max_hscan = data_value[0];
2340 psb_intel_sdvo_connector->left_margin = data_value[0] - response;
2341 psb_intel_sdvo_connector->right_margin = psb_intel_sdvo_connector->left_margin;
2342 psb_intel_sdvo_connector->left =
2343 drm_property_create_range(dev, 0, "left_margin", 0, data_value[0]);
2344 if (!psb_intel_sdvo_connector->left)
2345 return false;
2346
2347 drm_connector_attach_property(connector,
2348 psb_intel_sdvo_connector->left,
2349 psb_intel_sdvo_connector->left_margin);
2350
2351 psb_intel_sdvo_connector->right =
2352 drm_property_create_range(dev, 0, "right_margin", 0, data_value[0]);
2353 if (!psb_intel_sdvo_connector->right)
2354 return false;
2355
2356 drm_connector_attach_property(connector,
2357 psb_intel_sdvo_connector->right,
2358 psb_intel_sdvo_connector->right_margin);
2359 DRM_DEBUG_KMS("h_overscan: max %d, "
2360 "default %d, current %d\n",
2361 data_value[0], data_value[1], response);
2362 }
2363
2364 if (enhancements.overscan_v) {
2365 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2366 SDVO_CMD_GET_MAX_OVERSCAN_V,
2367 &data_value, 4))
2368 return false;
2369
2370 if (!psb_intel_sdvo_get_value(psb_intel_sdvo,
2371 SDVO_CMD_GET_OVERSCAN_V,
2372 &response, 2))
2373 return false;
2374
2375 psb_intel_sdvo_connector->max_vscan = data_value[0];
2376 psb_intel_sdvo_connector->top_margin = data_value[0] - response;
2377 psb_intel_sdvo_connector->bottom_margin = psb_intel_sdvo_connector->top_margin;
2378 psb_intel_sdvo_connector->top =
2379 drm_property_create_range(dev, 0, "top_margin", 0, data_value[0]);
2380 if (!psb_intel_sdvo_connector->top)
2381 return false;
2382
2383 drm_connector_attach_property(connector,
2384 psb_intel_sdvo_connector->top,
2385 psb_intel_sdvo_connector->top_margin);
2386
2387 psb_intel_sdvo_connector->bottom =
2388 drm_property_create_range(dev, 0, "bottom_margin", 0, data_value[0]);
2389 if (!psb_intel_sdvo_connector->bottom)
2390 return false;
2391
2392 drm_connector_attach_property(connector,
2393 psb_intel_sdvo_connector->bottom,
2394 psb_intel_sdvo_connector->bottom_margin);
2395 DRM_DEBUG_KMS("v_overscan: max %d, "
2396 "default %d, current %d\n",
2397 data_value[0], data_value[1], response);
2398 }
2399
2400 ENHANCEMENT(hpos, HPOS);
2401 ENHANCEMENT(vpos, VPOS);
2402 ENHANCEMENT(saturation, SATURATION);
2403 ENHANCEMENT(contrast, CONTRAST);
2404 ENHANCEMENT(hue, HUE);
2405 ENHANCEMENT(sharpness, SHARPNESS);
2406 ENHANCEMENT(brightness, BRIGHTNESS);
2407 ENHANCEMENT(flicker_filter, FLICKER_FILTER);
2408 ENHANCEMENT(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE);
2409 ENHANCEMENT(flicker_filter_2d, FLICKER_FILTER_2D);
2410 ENHANCEMENT(tv_chroma_filter, TV_CHROMA_FILTER);
2411 ENHANCEMENT(tv_luma_filter, TV_LUMA_FILTER);
2412
2413 if (enhancements.dot_crawl) {
2414 if (!psb_intel_sdvo_get_value(psb_intel_sdvo, SDVO_CMD_GET_DOT_CRAWL, &response, 2))
2415 return false;
2416
2417 psb_intel_sdvo_connector->max_dot_crawl = 1;
2418 psb_intel_sdvo_connector->cur_dot_crawl = response & 0x1;
2419 psb_intel_sdvo_connector->dot_crawl =
2420 drm_property_create_range(dev, 0, "dot_crawl", 0, 1);
2421 if (!psb_intel_sdvo_connector->dot_crawl)
2422 return false;
2423
2424 drm_connector_attach_property(connector,
2425 psb_intel_sdvo_connector->dot_crawl,
2426 psb_intel_sdvo_connector->cur_dot_crawl);
2427 DRM_DEBUG_KMS("dot crawl: current %d\n", response);
2428 }
2429
2430 return true;
2431}
2432
2433static bool
2434psb_intel_sdvo_create_enhance_property_lvds(struct psb_intel_sdvo *psb_intel_sdvo,
2435 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector,
2436 struct psb_intel_sdvo_enhancements_reply enhancements)
2437{
2438 struct drm_device *dev = psb_intel_sdvo->base.base.dev;
2439 struct drm_connector *connector = &psb_intel_sdvo_connector->base.base;
2440 uint16_t response, data_value[2];
2441
2442 ENHANCEMENT(brightness, BRIGHTNESS);
2443
2444 return true;
2445}
2446#undef ENHANCEMENT
2447
2448static bool psb_intel_sdvo_create_enhance_property(struct psb_intel_sdvo *psb_intel_sdvo,
2449 struct psb_intel_sdvo_connector *psb_intel_sdvo_connector)
2450{
2451 union {
2452 struct psb_intel_sdvo_enhancements_reply reply;
2453 uint16_t response;
2454 } enhancements;
2455
2456 BUILD_BUG_ON(sizeof(enhancements) != 2);
2457
2458 enhancements.response = 0;
2459 psb_intel_sdvo_get_value(psb_intel_sdvo,
2460 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
2461 &enhancements, sizeof(enhancements));
2462 if (enhancements.response == 0) {
2463 DRM_DEBUG_KMS("No enhancement is supported\n");
2464 return true;
2465 }
2466
2467 if (IS_TV(psb_intel_sdvo_connector))
2468 return psb_intel_sdvo_create_enhance_property_tv(psb_intel_sdvo, psb_intel_sdvo_connector, enhancements.reply);
2469 else if(IS_LVDS(psb_intel_sdvo_connector))
2470 return psb_intel_sdvo_create_enhance_property_lvds(psb_intel_sdvo, psb_intel_sdvo_connector, enhancements.reply);
2471 else
2472 return true;
2473}
2474
2475static int psb_intel_sdvo_ddc_proxy_xfer(struct i2c_adapter *adapter,
2476 struct i2c_msg *msgs,
2477 int num)
2478{
2479 struct psb_intel_sdvo *sdvo = adapter->algo_data;
2480
2481 if (!psb_intel_sdvo_set_control_bus_switch(sdvo, sdvo->ddc_bus))
2482 return -EIO;
2483
2484 return sdvo->i2c->algo->master_xfer(sdvo->i2c, msgs, num);
2485}
2486
2487static u32 psb_intel_sdvo_ddc_proxy_func(struct i2c_adapter *adapter)
2488{
2489 struct psb_intel_sdvo *sdvo = adapter->algo_data;
2490 return sdvo->i2c->algo->functionality(sdvo->i2c);
2491}
2492
2493static const struct i2c_algorithm psb_intel_sdvo_ddc_proxy = {
2494 .master_xfer = psb_intel_sdvo_ddc_proxy_xfer,
2495 .functionality = psb_intel_sdvo_ddc_proxy_func
2496};
2497
2498static bool
2499psb_intel_sdvo_init_ddc_proxy(struct psb_intel_sdvo *sdvo,
2500 struct drm_device *dev)
2501{
2502 sdvo->ddc.owner = THIS_MODULE;
2503 sdvo->ddc.class = I2C_CLASS_DDC;
2504 snprintf(sdvo->ddc.name, I2C_NAME_SIZE, "SDVO DDC proxy");
2505 sdvo->ddc.dev.parent = &dev->pdev->dev;
2506 sdvo->ddc.algo_data = sdvo;
2507 sdvo->ddc.algo = &psb_intel_sdvo_ddc_proxy;
2508
2509 return i2c_add_adapter(&sdvo->ddc) == 0;
2510}
2511
2512bool psb_intel_sdvo_init(struct drm_device *dev, int sdvo_reg)
2513{
2514 struct drm_psb_private *dev_priv = dev->dev_private;
2515 struct psb_intel_encoder *psb_intel_encoder;
2516 struct psb_intel_sdvo *psb_intel_sdvo;
2517 int i;
2518
2519 psb_intel_sdvo = kzalloc(sizeof(struct psb_intel_sdvo), GFP_KERNEL);
2520 if (!psb_intel_sdvo)
2521 return false;
2522
2523 psb_intel_sdvo->sdvo_reg = sdvo_reg;
2524 psb_intel_sdvo->slave_addr = psb_intel_sdvo_get_slave_addr(dev, sdvo_reg) >> 1;
2525 psb_intel_sdvo_select_i2c_bus(dev_priv, psb_intel_sdvo, sdvo_reg);
2526 if (!psb_intel_sdvo_init_ddc_proxy(psb_intel_sdvo, dev)) {
2527 kfree(psb_intel_sdvo);
2528 return false;
2529 }
2530
2531 /* encoder type will be decided later */
2532 psb_intel_encoder = &psb_intel_sdvo->base;
2533 psb_intel_encoder->type = INTEL_OUTPUT_SDVO;
2534 drm_encoder_init(dev, &psb_intel_encoder->base, &psb_intel_sdvo_enc_funcs, 0);
2535
2536 /* Read the regs to test if we can talk to the device */
2537 for (i = 0; i < 0x40; i++) {
2538 u8 byte;
2539
2540 if (!psb_intel_sdvo_read_byte(psb_intel_sdvo, i, &byte)) {
2541 DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
2542 IS_SDVOB(sdvo_reg) ? 'B' : 'C');
2543 goto err;
2544 }
2545 }
2546
2547 if (IS_SDVOB(sdvo_reg))
2548 dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS;
2549 else
2550 dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS;
2551
2552 drm_encoder_helper_add(&psb_intel_encoder->base, &psb_intel_sdvo_helper_funcs);
2553
2554 /* In default case sdvo lvds is false */
2555 if (!psb_intel_sdvo_get_capabilities(psb_intel_sdvo, &psb_intel_sdvo->caps))
2556 goto err;
2557
2558 if (psb_intel_sdvo_output_setup(psb_intel_sdvo,
2559 psb_intel_sdvo->caps.output_flags) != true) {
2560 DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
2561 IS_SDVOB(sdvo_reg) ? 'B' : 'C');
2562 goto err;
2563 }
2564
2565 psb_intel_sdvo_select_ddc_bus(dev_priv, psb_intel_sdvo, sdvo_reg);
2566
2567 /* Set the input timing to the screen. Assume always input 0. */
2568 if (!psb_intel_sdvo_set_target_input(psb_intel_sdvo))
2569 goto err;
2570
2571 if (!psb_intel_sdvo_get_input_pixel_clock_range(psb_intel_sdvo,
2572 &psb_intel_sdvo->pixel_clock_min,
2573 &psb_intel_sdvo->pixel_clock_max))
2574 goto err;
2575
2576 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2577 "clock range %dMHz - %dMHz, "
2578 "input 1: %c, input 2: %c, "
2579 "output 1: %c, output 2: %c\n",
2580 SDVO_NAME(psb_intel_sdvo),
2581 psb_intel_sdvo->caps.vendor_id, psb_intel_sdvo->caps.device_id,
2582 psb_intel_sdvo->caps.device_rev_id,
2583 psb_intel_sdvo->pixel_clock_min / 1000,
2584 psb_intel_sdvo->pixel_clock_max / 1000,
2585 (psb_intel_sdvo->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N',
2586 (psb_intel_sdvo->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N',
2587 /* check currently supported outputs */
2588 psb_intel_sdvo->caps.output_flags &
2589 (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N',
2590 psb_intel_sdvo->caps.output_flags &
2591 (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
2592 return true;
2593
2594err:
2595 drm_encoder_cleanup(&psb_intel_encoder->base);
2596 i2c_del_adapter(&psb_intel_sdvo->ddc);
2597 kfree(psb_intel_sdvo);
2598
2599 return false;
2600}