2 * Copyright 2006 Dave Airlie <airlied@linux.ie>
3 * Copyright © 2006-2007 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
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:
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
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.
26 * Eric Anholt <eric@anholt.net>
28 #include <linux/i2c.h>
29 #include <linux/slab.h>
30 #include <linux/delay.h>
31 #include <linux/export.h>
36 #include "intel_drv.h"
39 #include "intel_sdvo_regs.h"
41 #define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
42 #define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
43 #define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
44 #define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
46 #define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
49 #define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
50 #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
51 #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
52 #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
53 #define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_MASK | SDVO_LVDS_MASK))
56 static 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" ,
66 #define TV_FORMAT_NUM (sizeof(tv_format_names) / sizeof(*tv_format_names))
69 struct intel_encoder base
;
71 struct i2c_adapter
*i2c
;
74 struct i2c_adapter ddc
;
76 /* Register for the SDVO device: SDVOB or SDVOC */
79 /* Active outputs controlled by this SDVO output */
80 uint16_t controlled_output
;
83 * Capabilities of the SDVO device returned by
84 * i830_sdvo_get_capabilities()
86 struct intel_sdvo_caps caps
;
88 /* Pixel clock limitations reported by the SDVO device, in kHz */
89 int pixel_clock_min
, pixel_clock_max
;
92 * For multiple function SDVO device,
93 * this is for current attached outputs.
95 uint16_t attached_output
;
98 * Hotplug activation bits for this device
100 uint8_t hotplug_active
[2];
103 * This is used to select the color range of RBG outputs in HDMI mode.
104 * It is only valid when using TMDS encoding and 8 bit per color mode.
106 uint32_t color_range
;
109 * This is set if we're going to treat the device as TV-out.
111 * While we have these nice friendly flags for output types that ought
112 * to decide this for us, the S-Video output on our HDMI+S-Video card
113 * shows up as RGB1 (VGA).
117 /* This is for current tv format name */
121 * This is set if we treat the device as HDMI, instead of DVI.
124 bool has_hdmi_monitor
;
128 * This is set if we detect output of sdvo device as LVDS and
129 * have a valid fixed mode to use with the panel.
134 * This is sdvo fixed pannel mode pointer
136 struct drm_display_mode
*sdvo_lvds_fixed_mode
;
138 /* DDC bus used by this SDVO encoder */
141 /* Input timings for adjusted_mode */
142 struct intel_sdvo_dtd input_dtd
;
145 struct intel_sdvo_connector
{
146 struct intel_connector base
;
148 /* Mark the type of connector */
149 uint16_t output_flag
;
151 enum hdmi_force_audio force_audio
;
153 /* This contains all current supported TV format */
154 u8 tv_format_supported
[TV_FORMAT_NUM
];
155 int format_supported_num
;
156 struct drm_property
*tv_format
;
158 /* add the property for the SDVO-TV */
159 struct drm_property
*left
;
160 struct drm_property
*right
;
161 struct drm_property
*top
;
162 struct drm_property
*bottom
;
163 struct drm_property
*hpos
;
164 struct drm_property
*vpos
;
165 struct drm_property
*contrast
;
166 struct drm_property
*saturation
;
167 struct drm_property
*hue
;
168 struct drm_property
*sharpness
;
169 struct drm_property
*flicker_filter
;
170 struct drm_property
*flicker_filter_adaptive
;
171 struct drm_property
*flicker_filter_2d
;
172 struct drm_property
*tv_chroma_filter
;
173 struct drm_property
*tv_luma_filter
;
174 struct drm_property
*dot_crawl
;
176 /* add the property for the SDVO-TV/LVDS */
177 struct drm_property
*brightness
;
179 /* Add variable to record current setting for the above property */
180 u32 left_margin
, right_margin
, top_margin
, bottom_margin
;
182 /* this is to get the range of margin.*/
183 u32 max_hscan
, max_vscan
;
184 u32 max_hpos
, cur_hpos
;
185 u32 max_vpos
, cur_vpos
;
186 u32 cur_brightness
, max_brightness
;
187 u32 cur_contrast
, max_contrast
;
188 u32 cur_saturation
, max_saturation
;
189 u32 cur_hue
, max_hue
;
190 u32 cur_sharpness
, max_sharpness
;
191 u32 cur_flicker_filter
, max_flicker_filter
;
192 u32 cur_flicker_filter_adaptive
, max_flicker_filter_adaptive
;
193 u32 cur_flicker_filter_2d
, max_flicker_filter_2d
;
194 u32 cur_tv_chroma_filter
, max_tv_chroma_filter
;
195 u32 cur_tv_luma_filter
, max_tv_luma_filter
;
196 u32 cur_dot_crawl
, max_dot_crawl
;
199 static struct intel_sdvo
*to_intel_sdvo(struct drm_encoder
*encoder
)
201 return container_of(encoder
, struct intel_sdvo
, base
.base
);
204 static struct intel_sdvo
*intel_attached_sdvo(struct drm_connector
*connector
)
206 return container_of(intel_attached_encoder(connector
),
207 struct intel_sdvo
, base
);
210 static struct intel_sdvo_connector
*to_intel_sdvo_connector(struct drm_connector
*connector
)
212 return container_of(to_intel_connector(connector
), struct intel_sdvo_connector
, base
);
216 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
);
218 intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
219 struct intel_sdvo_connector
*intel_sdvo_connector
,
222 intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
223 struct intel_sdvo_connector
*intel_sdvo_connector
);
226 * Writes the SDVOB or SDVOC with the given value, but always writes both
227 * SDVOB and SDVOC to work around apparent hardware issues (according to
228 * comments in the BIOS).
230 static void intel_sdvo_write_sdvox(struct intel_sdvo
*intel_sdvo
, u32 val
)
232 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
233 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
234 u32 bval
= val
, cval
= val
;
237 if (intel_sdvo
->sdvo_reg
== PCH_SDVOB
) {
238 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
239 I915_READ(intel_sdvo
->sdvo_reg
);
243 if (intel_sdvo
->sdvo_reg
== SDVOB
) {
244 cval
= I915_READ(SDVOC
);
246 bval
= I915_READ(SDVOB
);
249 * Write the registers twice for luck. Sometimes,
250 * writing them only once doesn't appear to 'stick'.
251 * The BIOS does this too. Yay, magic
253 for (i
= 0; i
< 2; i
++)
255 I915_WRITE(SDVOB
, bval
);
257 I915_WRITE(SDVOC
, cval
);
262 static bool intel_sdvo_read_byte(struct intel_sdvo
*intel_sdvo
, u8 addr
, u8
*ch
)
264 struct i2c_msg msgs
[] = {
266 .addr
= intel_sdvo
->slave_addr
,
272 .addr
= intel_sdvo
->slave_addr
,
280 if ((ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, 2)) == 2)
283 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret
);
287 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
288 /** Mapping of command numbers to names, for debug output */
289 static const struct _sdvo_cmd_name
{
292 } sdvo_cmd_names
[] = {
293 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
294 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
295 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
335 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
337 /* Add the op code for SDVO enhancements */
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS
),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS
),
340 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS
),
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS
),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS
),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS
),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION
),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION
),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION
),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE
),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE
),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE
),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST
),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST
),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST
),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS
),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS
),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS
),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H
),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H
),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H
),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V
),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V
),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V
),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER
),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER
),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER
),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE
),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE
),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE
),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D
),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D
),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D
),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS
),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS
),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS
),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL
),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL
),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER
),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER
),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER
),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER
),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER
),
381 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER
),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
386 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
396 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
397 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
398 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
399 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
400 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
401 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
402 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
403 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
406 #define IS_SDVOB(reg) (reg == SDVOB || reg == PCH_SDVOB)
407 #define SDVO_NAME(svdo) (IS_SDVOB((svdo)->sdvo_reg) ? "SDVOB" : "SDVOC")
409 static void intel_sdvo_debug_write(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
410 const void *args
, int args_len
)
414 DRM_DEBUG_KMS("%s: W: %02X ",
415 SDVO_NAME(intel_sdvo
), cmd
);
416 for (i
= 0; i
< args_len
; i
++)
417 DRM_LOG_KMS("%02X ", ((u8
*)args
)[i
]);
420 for (i
= 0; i
< ARRAY_SIZE(sdvo_cmd_names
); i
++) {
421 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
422 DRM_LOG_KMS("(%s)", sdvo_cmd_names
[i
].name
);
426 if (i
== ARRAY_SIZE(sdvo_cmd_names
))
427 DRM_LOG_KMS("(%02X)", cmd
);
431 static const char *cmd_status_names
[] = {
437 "Target not specified",
438 "Scaling not supported"
441 static bool intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
442 const void *args
, int args_len
)
444 u8 buf
[args_len
*2 + 2], status
;
445 struct i2c_msg msgs
[args_len
+ 3];
448 intel_sdvo_debug_write(intel_sdvo
, cmd
, args
, args_len
);
450 for (i
= 0; i
< args_len
; i
++) {
451 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
454 msgs
[i
].buf
= buf
+ 2 *i
;
455 buf
[2*i
+ 0] = SDVO_I2C_ARG_0
- i
;
456 buf
[2*i
+ 1] = ((u8
*)args
)[i
];
458 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
461 msgs
[i
].buf
= buf
+ 2*i
;
462 buf
[2*i
+ 0] = SDVO_I2C_OPCODE
;
465 /* the following two are to read the response */
466 status
= SDVO_I2C_CMD_STATUS
;
467 msgs
[i
+1].addr
= intel_sdvo
->slave_addr
;
470 msgs
[i
+1].buf
= &status
;
472 msgs
[i
+2].addr
= intel_sdvo
->slave_addr
;
473 msgs
[i
+2].flags
= I2C_M_RD
;
475 msgs
[i
+2].buf
= &status
;
477 ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
479 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret
);
483 /* failure in I2C transfer */
484 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret
, i
+3);
491 static bool intel_sdvo_read_response(struct intel_sdvo
*intel_sdvo
,
492 void *response
, int response_len
)
498 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo
));
501 * The documentation states that all commands will be
502 * processed within 15µs, and that we need only poll
503 * the status byte a maximum of 3 times in order for the
504 * command to be complete.
506 * Check 5 times in case the hardware failed to read the docs.
508 if (!intel_sdvo_read_byte(intel_sdvo
,
513 while (status
== SDVO_CMD_STATUS_PENDING
&& retry
--) {
515 if (!intel_sdvo_read_byte(intel_sdvo
,
521 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
522 DRM_LOG_KMS("(%s)", cmd_status_names
[status
]);
524 DRM_LOG_KMS("(??? %d)", status
);
526 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
529 /* Read the command response */
530 for (i
= 0; i
< response_len
; i
++) {
531 if (!intel_sdvo_read_byte(intel_sdvo
,
532 SDVO_I2C_RETURN_0
+ i
,
533 &((u8
*)response
)[i
]))
535 DRM_LOG_KMS(" %02X", ((u8
*)response
)[i
]);
541 DRM_LOG_KMS("... failed\n");
545 static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode
*mode
)
547 if (mode
->clock
>= 100000)
549 else if (mode
->clock
>= 50000)
555 static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo
*intel_sdvo
,
558 /* This must be the immediately preceding write before the i2c xfer */
559 return intel_sdvo_write_cmd(intel_sdvo
,
560 SDVO_CMD_SET_CONTROL_BUS_SWITCH
,
564 static bool intel_sdvo_set_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, const void *data
, int len
)
566 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, data
, len
))
569 return intel_sdvo_read_response(intel_sdvo
, NULL
, 0);
573 intel_sdvo_get_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, void *value
, int len
)
575 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, NULL
, 0))
578 return intel_sdvo_read_response(intel_sdvo
, value
, len
);
581 static bool intel_sdvo_set_target_input(struct intel_sdvo
*intel_sdvo
)
583 struct intel_sdvo_set_target_input_args targets
= {0};
584 return intel_sdvo_set_value(intel_sdvo
,
585 SDVO_CMD_SET_TARGET_INPUT
,
586 &targets
, sizeof(targets
));
590 * Return whether each input is trained.
592 * This function is making an assumption about the layout of the response,
593 * which should be checked against the docs.
595 static bool intel_sdvo_get_trained_inputs(struct intel_sdvo
*intel_sdvo
, bool *input_1
, bool *input_2
)
597 struct intel_sdvo_get_trained_inputs_response response
;
599 BUILD_BUG_ON(sizeof(response
) != 1);
600 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_TRAINED_INPUTS
,
601 &response
, sizeof(response
)))
604 *input_1
= response
.input0_trained
;
605 *input_2
= response
.input1_trained
;
609 static bool intel_sdvo_set_active_outputs(struct intel_sdvo
*intel_sdvo
,
612 return intel_sdvo_set_value(intel_sdvo
,
613 SDVO_CMD_SET_ACTIVE_OUTPUTS
,
614 &outputs
, sizeof(outputs
));
617 static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo
*intel_sdvo
,
620 u8 state
= SDVO_ENCODER_STATE_ON
;
623 case DRM_MODE_DPMS_ON
:
624 state
= SDVO_ENCODER_STATE_ON
;
626 case DRM_MODE_DPMS_STANDBY
:
627 state
= SDVO_ENCODER_STATE_STANDBY
;
629 case DRM_MODE_DPMS_SUSPEND
:
630 state
= SDVO_ENCODER_STATE_SUSPEND
;
632 case DRM_MODE_DPMS_OFF
:
633 state
= SDVO_ENCODER_STATE_OFF
;
637 return intel_sdvo_set_value(intel_sdvo
,
638 SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
, sizeof(state
));
641 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo
*intel_sdvo
,
645 struct intel_sdvo_pixel_clock_range clocks
;
647 BUILD_BUG_ON(sizeof(clocks
) != 4);
648 if (!intel_sdvo_get_value(intel_sdvo
,
649 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
650 &clocks
, sizeof(clocks
)))
653 /* Convert the values from units of 10 kHz to kHz. */
654 *clock_min
= clocks
.min
* 10;
655 *clock_max
= clocks
.max
* 10;
659 static bool intel_sdvo_set_target_output(struct intel_sdvo
*intel_sdvo
,
662 return intel_sdvo_set_value(intel_sdvo
,
663 SDVO_CMD_SET_TARGET_OUTPUT
,
664 &outputs
, sizeof(outputs
));
667 static bool intel_sdvo_set_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
668 struct intel_sdvo_dtd
*dtd
)
670 return intel_sdvo_set_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
671 intel_sdvo_set_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
674 static bool intel_sdvo_set_input_timing(struct intel_sdvo
*intel_sdvo
,
675 struct intel_sdvo_dtd
*dtd
)
677 return intel_sdvo_set_timing(intel_sdvo
,
678 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
681 static bool intel_sdvo_set_output_timing(struct intel_sdvo
*intel_sdvo
,
682 struct intel_sdvo_dtd
*dtd
)
684 return intel_sdvo_set_timing(intel_sdvo
,
685 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
689 intel_sdvo_create_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
694 struct intel_sdvo_preferred_input_timing_args args
;
696 memset(&args
, 0, sizeof(args
));
699 args
.height
= height
;
702 if (intel_sdvo
->is_lvds
&&
703 (intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
!= width
||
704 intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
!= height
))
707 return intel_sdvo_set_value(intel_sdvo
,
708 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
709 &args
, sizeof(args
));
712 static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
713 struct intel_sdvo_dtd
*dtd
)
715 BUILD_BUG_ON(sizeof(dtd
->part1
) != 8);
716 BUILD_BUG_ON(sizeof(dtd
->part2
) != 8);
717 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
718 &dtd
->part1
, sizeof(dtd
->part1
)) &&
719 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
720 &dtd
->part2
, sizeof(dtd
->part2
));
723 static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo
*intel_sdvo
, u8 val
)
725 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
728 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
729 const struct drm_display_mode
*mode
)
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
;
736 width
= mode
->crtc_hdisplay
;
737 height
= mode
->crtc_vdisplay
;
739 /* do some mode translations */
740 h_blank_len
= mode
->crtc_hblank_end
- mode
->crtc_hblank_start
;
741 h_sync_len
= mode
->crtc_hsync_end
- mode
->crtc_hsync_start
;
743 v_blank_len
= mode
->crtc_vblank_end
- mode
->crtc_vblank_start
;
744 v_sync_len
= mode
->crtc_vsync_end
- mode
->crtc_vsync_start
;
746 h_sync_offset
= mode
->crtc_hsync_start
- mode
->crtc_hblank_start
;
747 v_sync_offset
= mode
->crtc_vsync_start
- mode
->crtc_vblank_start
;
749 mode_clock
= mode
->clock
;
750 mode_clock
/= intel_mode_get_pixel_multiplier(mode
) ?: 1;
752 dtd
->part1
.clock
= mode_clock
;
754 dtd
->part1
.h_active
= width
& 0xff;
755 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
756 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
757 ((h_blank_len
>> 8) & 0xf);
758 dtd
->part1
.v_active
= height
& 0xff;
759 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
760 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
761 ((v_blank_len
>> 8) & 0xf);
763 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
764 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
765 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
767 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
768 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
769 ((v_sync_len
& 0x30) >> 4);
771 dtd
->part2
.dtd_flags
= 0x18;
772 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
773 dtd
->part2
.dtd_flags
|= 0x2;
774 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
775 dtd
->part2
.dtd_flags
|= 0x4;
777 dtd
->part2
.sdvo_flags
= 0;
778 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
779 dtd
->part2
.reserved
= 0;
782 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
* mode
,
783 const struct intel_sdvo_dtd
*dtd
)
785 mode
->hdisplay
= dtd
->part1
.h_active
;
786 mode
->hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
787 mode
->hsync_start
= mode
->hdisplay
+ dtd
->part2
.h_sync_off
;
788 mode
->hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
789 mode
->hsync_end
= mode
->hsync_start
+ dtd
->part2
.h_sync_width
;
790 mode
->hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
791 mode
->htotal
= mode
->hdisplay
+ dtd
->part1
.h_blank
;
792 mode
->htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
794 mode
->vdisplay
= dtd
->part1
.v_active
;
795 mode
->vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
796 mode
->vsync_start
= mode
->vdisplay
;
797 mode
->vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
798 mode
->vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
799 mode
->vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
800 mode
->vsync_end
= mode
->vsync_start
+
801 (dtd
->part2
.v_sync_off_width
& 0xf);
802 mode
->vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
803 mode
->vtotal
= mode
->vdisplay
+ dtd
->part1
.v_blank
;
804 mode
->vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
806 mode
->clock
= dtd
->part1
.clock
* 10;
808 mode
->flags
&= ~(DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
);
809 if (dtd
->part2
.dtd_flags
& 0x2)
810 mode
->flags
|= DRM_MODE_FLAG_PHSYNC
;
811 if (dtd
->part2
.dtd_flags
& 0x4)
812 mode
->flags
|= DRM_MODE_FLAG_PVSYNC
;
815 static bool intel_sdvo_check_supp_encode(struct intel_sdvo
*intel_sdvo
)
817 struct intel_sdvo_encode encode
;
819 BUILD_BUG_ON(sizeof(encode
) != 2);
820 return intel_sdvo_get_value(intel_sdvo
,
821 SDVO_CMD_GET_SUPP_ENCODE
,
822 &encode
, sizeof(encode
));
825 static bool intel_sdvo_set_encode(struct intel_sdvo
*intel_sdvo
,
828 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
831 static bool intel_sdvo_set_colorimetry(struct intel_sdvo
*intel_sdvo
,
834 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
838 static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo
*intel_sdvo
)
841 uint8_t set_buf_index
[2];
847 intel_sdvo_get_value(encoder
, SDVO_CMD_GET_HBUF_AV_SPLIT
, &av_split
, 1);
849 for (i
= 0; i
<= av_split
; i
++) {
850 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
851 intel_sdvo_write_cmd(encoder
, SDVO_CMD_SET_HBUF_INDEX
,
853 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
854 intel_sdvo_read_response(encoder
, &buf_size
, 1);
857 for (j
= 0; j
<= buf_size
; j
+= 8) {
858 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_DATA
,
860 intel_sdvo_read_response(encoder
, pos
, 8);
867 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo
*intel_sdvo
)
869 struct dip_infoframe avi_if
= {
870 .type
= DIP_TYPE_AVI
,
871 .ver
= DIP_VERSION_AVI
,
874 uint8_t tx_rate
= SDVO_HBUF_TX_VSYNC
;
875 uint8_t set_buf_index
[2] = { 1, 0 };
876 uint64_t *data
= (uint64_t *)&avi_if
;
879 intel_dip_infoframe_csum(&avi_if
);
881 if (!intel_sdvo_set_value(intel_sdvo
,
882 SDVO_CMD_SET_HBUF_INDEX
,
886 for (i
= 0; i
< sizeof(avi_if
); i
+= 8) {
887 if (!intel_sdvo_set_value(intel_sdvo
,
888 SDVO_CMD_SET_HBUF_DATA
,
894 return intel_sdvo_set_value(intel_sdvo
,
895 SDVO_CMD_SET_HBUF_TXRATE
,
899 static bool intel_sdvo_set_tv_format(struct intel_sdvo
*intel_sdvo
)
901 struct intel_sdvo_tv_format format
;
904 format_map
= 1 << intel_sdvo
->tv_format_index
;
905 memset(&format
, 0, sizeof(format
));
906 memcpy(&format
, &format_map
, min(sizeof(format
), sizeof(format_map
)));
908 BUILD_BUG_ON(sizeof(format
) != 6);
909 return intel_sdvo_set_value(intel_sdvo
,
910 SDVO_CMD_SET_TV_FORMAT
,
911 &format
, sizeof(format
));
915 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo
*intel_sdvo
,
916 struct drm_display_mode
*mode
)
918 struct intel_sdvo_dtd output_dtd
;
920 if (!intel_sdvo_set_target_output(intel_sdvo
,
921 intel_sdvo
->attached_output
))
924 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
925 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
932 intel_sdvo_set_input_timings_for_mode(struct intel_sdvo
*intel_sdvo
,
933 struct drm_display_mode
*mode
,
934 struct drm_display_mode
*adjusted_mode
)
936 /* Reset the input timing to the screen. Assume always input 0. */
937 if (!intel_sdvo_set_target_input(intel_sdvo
))
940 if (!intel_sdvo_create_preferred_input_timing(intel_sdvo
,
946 if (!intel_sdvo_get_preferred_input_timing(intel_sdvo
,
947 &intel_sdvo
->input_dtd
))
950 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &intel_sdvo
->input_dtd
);
955 static bool intel_sdvo_mode_fixup(struct drm_encoder
*encoder
,
956 struct drm_display_mode
*mode
,
957 struct drm_display_mode
*adjusted_mode
)
959 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
962 /* We need to construct preferred input timings based on our
963 * output timings. To do that, we have to set the output
964 * timings, even though this isn't really the right place in
965 * the sequence to do it. Oh well.
967 if (intel_sdvo
->is_tv
) {
968 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
, mode
))
971 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
974 } else if (intel_sdvo
->is_lvds
) {
975 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
,
976 intel_sdvo
->sdvo_lvds_fixed_mode
))
979 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
984 /* Make the CRTC code factor in the SDVO pixel multiplier. The
985 * SDVO device will factor out the multiplier during mode_set.
987 multiplier
= intel_sdvo_get_pixel_multiplier(adjusted_mode
);
988 intel_mode_set_pixel_multiplier(adjusted_mode
, multiplier
);
993 static void intel_sdvo_mode_set(struct drm_encoder
*encoder
,
994 struct drm_display_mode
*mode
,
995 struct drm_display_mode
*adjusted_mode
)
997 struct drm_device
*dev
= encoder
->dev
;
998 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
999 struct drm_crtc
*crtc
= encoder
->crtc
;
1000 struct intel_crtc
*intel_crtc
= to_intel_crtc(crtc
);
1001 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1003 struct intel_sdvo_in_out_map in_out
;
1004 struct intel_sdvo_dtd input_dtd
, output_dtd
;
1005 int pixel_multiplier
= intel_mode_get_pixel_multiplier(adjusted_mode
);
1011 /* First, set the input mapping for the first input to our controlled
1012 * output. This is only correct if we're a single-input device, in
1013 * which case the first input is the output from the appropriate SDVO
1014 * channel on the motherboard. In a two-input device, the first input
1015 * will be SDVOB and the second SDVOC.
1017 in_out
.in0
= intel_sdvo
->attached_output
;
1020 intel_sdvo_set_value(intel_sdvo
,
1021 SDVO_CMD_SET_IN_OUT_MAP
,
1022 &in_out
, sizeof(in_out
));
1024 /* Set the output timings to the screen */
1025 if (!intel_sdvo_set_target_output(intel_sdvo
,
1026 intel_sdvo
->attached_output
))
1029 /* lvds has a special fixed output timing. */
1030 if (intel_sdvo
->is_lvds
)
1031 intel_sdvo_get_dtd_from_mode(&output_dtd
,
1032 intel_sdvo
->sdvo_lvds_fixed_mode
);
1034 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
1035 (void) intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
);
1037 /* Set the input timing to the screen. Assume always input 0. */
1038 if (!intel_sdvo_set_target_input(intel_sdvo
))
1041 if (intel_sdvo
->has_hdmi_monitor
) {
1042 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_HDMI
);
1043 intel_sdvo_set_colorimetry(intel_sdvo
,
1044 SDVO_COLORIMETRY_RGB256
);
1045 intel_sdvo_set_avi_infoframe(intel_sdvo
);
1047 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_DVI
);
1049 if (intel_sdvo
->is_tv
&&
1050 !intel_sdvo_set_tv_format(intel_sdvo
))
1053 /* We have tried to get input timing in mode_fixup, and filled into
1056 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1057 (void) intel_sdvo_set_input_timing(intel_sdvo
, &input_dtd
);
1059 switch (pixel_multiplier
) {
1061 case 1: rate
= SDVO_CLOCK_RATE_MULT_1X
; break;
1062 case 2: rate
= SDVO_CLOCK_RATE_MULT_2X
; break;
1063 case 4: rate
= SDVO_CLOCK_RATE_MULT_4X
; break;
1065 if (!intel_sdvo_set_clock_rate_mult(intel_sdvo
, rate
))
1068 /* Set the SDVO control regs. */
1069 if (INTEL_INFO(dev
)->gen
>= 4) {
1070 /* The real mode polarity is set by the SDVO commands, using
1071 * struct intel_sdvo_dtd. */
1072 sdvox
= SDVO_VSYNC_ACTIVE_HIGH
| SDVO_HSYNC_ACTIVE_HIGH
;
1073 if (intel_sdvo
->is_hdmi
)
1074 sdvox
|= intel_sdvo
->color_range
;
1075 if (INTEL_INFO(dev
)->gen
< 5)
1076 sdvox
|= SDVO_BORDER_ENABLE
;
1078 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1079 switch (intel_sdvo
->sdvo_reg
) {
1081 sdvox
&= SDVOB_PRESERVE_MASK
;
1084 sdvox
&= SDVOC_PRESERVE_MASK
;
1087 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1090 if (INTEL_PCH_TYPE(dev
) >= PCH_CPT
)
1091 sdvox
|= TRANSCODER_CPT(intel_crtc
->pipe
);
1093 sdvox
|= TRANSCODER(intel_crtc
->pipe
);
1095 if (intel_sdvo
->has_hdmi_audio
)
1096 sdvox
|= SDVO_AUDIO_ENABLE
;
1098 if (INTEL_INFO(dev
)->gen
>= 4) {
1099 /* done in crtc_mode_set as the dpll_md reg must be written early */
1100 } else if (IS_I945G(dev
) || IS_I945GM(dev
) || IS_G33(dev
)) {
1101 /* done in crtc_mode_set as it lives inside the dpll register */
1103 sdvox
|= (pixel_multiplier
- 1) << SDVO_PORT_MULTIPLY_SHIFT
;
1106 if (input_dtd
.part2
.sdvo_flags
& SDVO_NEED_TO_STALL
&&
1107 INTEL_INFO(dev
)->gen
< 5)
1108 sdvox
|= SDVO_STALL_SELECT
;
1109 intel_sdvo_write_sdvox(intel_sdvo
, sdvox
);
1112 static void intel_sdvo_dpms(struct drm_encoder
*encoder
, int mode
)
1114 struct drm_device
*dev
= encoder
->dev
;
1115 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1116 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1117 struct intel_crtc
*intel_crtc
= to_intel_crtc(encoder
->crtc
);
1120 if (mode
!= DRM_MODE_DPMS_ON
) {
1121 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1123 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1125 if (mode
== DRM_MODE_DPMS_OFF
) {
1126 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1127 if ((temp
& SDVO_ENABLE
) != 0) {
1128 intel_sdvo_write_sdvox(intel_sdvo
, temp
& ~SDVO_ENABLE
);
1132 bool input1
, input2
;
1136 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1137 if ((temp
& SDVO_ENABLE
) == 0)
1138 intel_sdvo_write_sdvox(intel_sdvo
, temp
| SDVO_ENABLE
);
1139 for (i
= 0; i
< 2; i
++)
1140 intel_wait_for_vblank(dev
, intel_crtc
->pipe
);
1142 status
= intel_sdvo_get_trained_inputs(intel_sdvo
, &input1
, &input2
);
1143 /* Warn if the device reported failure to sync.
1144 * A lot of SDVO devices fail to notify of sync, but it's
1145 * a given it the status is a success, we succeeded.
1147 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
) {
1148 DRM_DEBUG_KMS("First %s output reported failure to "
1149 "sync\n", SDVO_NAME(intel_sdvo
));
1153 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1154 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1159 static int intel_sdvo_mode_valid(struct drm_connector
*connector
,
1160 struct drm_display_mode
*mode
)
1162 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1164 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1165 return MODE_NO_DBLESCAN
;
1167 if (intel_sdvo
->pixel_clock_min
> mode
->clock
)
1168 return MODE_CLOCK_LOW
;
1170 if (intel_sdvo
->pixel_clock_max
< mode
->clock
)
1171 return MODE_CLOCK_HIGH
;
1173 if (intel_sdvo
->is_lvds
) {
1174 if (mode
->hdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
)
1177 if (mode
->vdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
)
1184 static bool intel_sdvo_get_capabilities(struct intel_sdvo
*intel_sdvo
, struct intel_sdvo_caps
*caps
)
1186 BUILD_BUG_ON(sizeof(*caps
) != 8);
1187 if (!intel_sdvo_get_value(intel_sdvo
,
1188 SDVO_CMD_GET_DEVICE_CAPS
,
1189 caps
, sizeof(*caps
)))
1192 DRM_DEBUG_KMS("SDVO capabilities:\n"
1195 " device_rev_id: %d\n"
1196 " sdvo_version_major: %d\n"
1197 " sdvo_version_minor: %d\n"
1198 " sdvo_inputs_mask: %d\n"
1199 " smooth_scaling: %d\n"
1200 " sharp_scaling: %d\n"
1202 " down_scaling: %d\n"
1203 " stall_support: %d\n"
1204 " output_flags: %d\n",
1207 caps
->device_rev_id
,
1208 caps
->sdvo_version_major
,
1209 caps
->sdvo_version_minor
,
1210 caps
->sdvo_inputs_mask
,
1211 caps
->smooth_scaling
,
1212 caps
->sharp_scaling
,
1215 caps
->stall_support
,
1216 caps
->output_flags
);
1221 static int intel_sdvo_supports_hotplug(struct intel_sdvo
*intel_sdvo
)
1223 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
1226 /* HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise
1228 if (IS_I945G(dev
) || IS_I945GM(dev
))
1231 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
,
1232 &response
, 2) && response
[0];
1235 static void intel_sdvo_enable_hotplug(struct intel_encoder
*encoder
)
1237 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1239 intel_sdvo_write_cmd(intel_sdvo
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
, &intel_sdvo
->hotplug_active
, 2);
1243 intel_sdvo_multifunc_encoder(struct intel_sdvo
*intel_sdvo
)
1245 /* Is there more than one type of output? */
1246 return hweight16(intel_sdvo
->caps
.output_flags
) > 1;
1249 static struct edid
*
1250 intel_sdvo_get_edid(struct drm_connector
*connector
)
1252 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
1253 return drm_get_edid(connector
, &sdvo
->ddc
);
1256 /* Mac mini hack -- use the same DDC as the analog connector */
1257 static struct edid
*
1258 intel_sdvo_get_analog_edid(struct drm_connector
*connector
)
1260 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1262 return drm_get_edid(connector
,
1263 &dev_priv
->gmbus
[dev_priv
->crt_ddc_pin
].adapter
);
1266 enum drm_connector_status
1267 intel_sdvo_tmds_sink_detect(struct drm_connector
*connector
)
1269 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1270 enum drm_connector_status status
;
1273 edid
= intel_sdvo_get_edid(connector
);
1275 if (edid
== NULL
&& intel_sdvo_multifunc_encoder(intel_sdvo
)) {
1276 u8 ddc
, saved_ddc
= intel_sdvo
->ddc_bus
;
1279 * Don't use the 1 as the argument of DDC bus switch to get
1280 * the EDID. It is used for SDVO SPD ROM.
1282 for (ddc
= intel_sdvo
->ddc_bus
>> 1; ddc
> 1; ddc
>>= 1) {
1283 intel_sdvo
->ddc_bus
= ddc
;
1284 edid
= intel_sdvo_get_edid(connector
);
1289 * If we found the EDID on the other bus,
1290 * assume that is the correct DDC bus.
1293 intel_sdvo
->ddc_bus
= saved_ddc
;
1297 * When there is no edid and no monitor is connected with VGA
1298 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1301 edid
= intel_sdvo_get_analog_edid(connector
);
1303 status
= connector_status_unknown
;
1305 /* DDC bus is shared, match EDID to connector type */
1306 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
) {
1307 status
= connector_status_connected
;
1308 if (intel_sdvo
->is_hdmi
) {
1309 intel_sdvo
->has_hdmi_monitor
= drm_detect_hdmi_monitor(edid
);
1310 intel_sdvo
->has_hdmi_audio
= drm_detect_monitor_audio(edid
);
1313 status
= connector_status_disconnected
;
1314 connector
->display_info
.raw_edid
= NULL
;
1318 if (status
== connector_status_connected
) {
1319 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1320 if (intel_sdvo_connector
->force_audio
!= HDMI_AUDIO_AUTO
)
1321 intel_sdvo
->has_hdmi_audio
= (intel_sdvo_connector
->force_audio
== HDMI_AUDIO_ON
);
1328 intel_sdvo_connector_matches_edid(struct intel_sdvo_connector
*sdvo
,
1331 bool monitor_is_digital
= !!(edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1332 bool connector_is_digital
= !!IS_DIGITAL(sdvo
);
1334 DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n",
1335 connector_is_digital
, monitor_is_digital
);
1336 return connector_is_digital
== monitor_is_digital
;
1339 static enum drm_connector_status
1340 intel_sdvo_detect(struct drm_connector
*connector
, bool force
)
1343 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1344 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1345 enum drm_connector_status ret
;
1347 if (!intel_sdvo_write_cmd(intel_sdvo
,
1348 SDVO_CMD_GET_ATTACHED_DISPLAYS
, NULL
, 0))
1349 return connector_status_unknown
;
1351 /* add 30ms delay when the output type might be TV */
1352 if (intel_sdvo
->caps
.output_flags
&
1353 (SDVO_OUTPUT_SVID0
| SDVO_OUTPUT_CVBS0
))
1356 if (!intel_sdvo_read_response(intel_sdvo
, &response
, 2))
1357 return connector_status_unknown
;
1359 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1360 response
& 0xff, response
>> 8,
1361 intel_sdvo_connector
->output_flag
);
1364 return connector_status_disconnected
;
1366 intel_sdvo
->attached_output
= response
;
1368 intel_sdvo
->has_hdmi_monitor
= false;
1369 intel_sdvo
->has_hdmi_audio
= false;
1371 if ((intel_sdvo_connector
->output_flag
& response
) == 0)
1372 ret
= connector_status_disconnected
;
1373 else if (IS_TMDS(intel_sdvo_connector
))
1374 ret
= intel_sdvo_tmds_sink_detect(connector
);
1378 /* if we have an edid check it matches the connection */
1379 edid
= intel_sdvo_get_edid(connector
);
1381 edid
= intel_sdvo_get_analog_edid(connector
);
1383 if (intel_sdvo_connector_matches_edid(intel_sdvo_connector
,
1385 ret
= connector_status_connected
;
1387 ret
= connector_status_disconnected
;
1389 connector
->display_info
.raw_edid
= NULL
;
1392 ret
= connector_status_connected
;
1395 /* May update encoder flag for like clock for SDVO TV, etc.*/
1396 if (ret
== connector_status_connected
) {
1397 intel_sdvo
->is_tv
= false;
1398 intel_sdvo
->is_lvds
= false;
1399 intel_sdvo
->base
.needs_tv_clock
= false;
1401 if (response
& SDVO_TV_MASK
) {
1402 intel_sdvo
->is_tv
= true;
1403 intel_sdvo
->base
.needs_tv_clock
= true;
1405 if (response
& SDVO_LVDS_MASK
)
1406 intel_sdvo
->is_lvds
= intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
;
1412 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1416 /* set the bus switch and get the modes */
1417 edid
= intel_sdvo_get_edid(connector
);
1420 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1421 * link between analog and digital outputs. So, if the regular SDVO
1422 * DDC fails, check to see if the analog output is disconnected, in
1423 * which case we'll look there for the digital DDC data.
1426 edid
= intel_sdvo_get_analog_edid(connector
);
1429 if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector
),
1431 drm_mode_connector_update_edid_property(connector
, edid
);
1432 drm_add_edid_modes(connector
, edid
);
1435 connector
->display_info
.raw_edid
= NULL
;
1441 * Set of SDVO TV modes.
1442 * Note! This is in reply order (see loop in get_tv_modes).
1443 * XXX: all 60Hz refresh?
1445 static const struct drm_display_mode sdvo_tv_modes
[] = {
1446 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1447 416, 0, 200, 201, 232, 233, 0,
1448 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1449 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1450 416, 0, 240, 241, 272, 273, 0,
1451 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1452 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1453 496, 0, 300, 301, 332, 333, 0,
1454 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1455 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1456 736, 0, 350, 351, 382, 383, 0,
1457 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1458 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1459 736, 0, 400, 401, 432, 433, 0,
1460 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1461 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1462 736, 0, 480, 481, 512, 513, 0,
1463 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1464 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1465 800, 0, 480, 481, 512, 513, 0,
1466 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1467 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1468 800, 0, 576, 577, 608, 609, 0,
1469 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1470 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1471 816, 0, 350, 351, 382, 383, 0,
1472 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1473 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1474 816, 0, 400, 401, 432, 433, 0,
1475 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1476 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1477 816, 0, 480, 481, 512, 513, 0,
1478 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1479 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1480 816, 0, 540, 541, 572, 573, 0,
1481 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1482 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1483 816, 0, 576, 577, 608, 609, 0,
1484 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1485 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1486 864, 0, 576, 577, 608, 609, 0,
1487 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1488 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1489 896, 0, 600, 601, 632, 633, 0,
1490 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1491 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1492 928, 0, 624, 625, 656, 657, 0,
1493 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1494 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1495 1016, 0, 766, 767, 798, 799, 0,
1496 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1497 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1498 1120, 0, 768, 769, 800, 801, 0,
1499 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1500 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1501 1376, 0, 1024, 1025, 1056, 1057, 0,
1502 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1505 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1507 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1508 struct intel_sdvo_sdtv_resolution_request tv_res
;
1509 uint32_t reply
= 0, format_map
= 0;
1512 /* Read the list of supported input resolutions for the selected TV
1515 format_map
= 1 << intel_sdvo
->tv_format_index
;
1516 memcpy(&tv_res
, &format_map
,
1517 min(sizeof(format_map
), sizeof(struct intel_sdvo_sdtv_resolution_request
)));
1519 if (!intel_sdvo_set_target_output(intel_sdvo
, intel_sdvo
->attached_output
))
1522 BUILD_BUG_ON(sizeof(tv_res
) != 3);
1523 if (!intel_sdvo_write_cmd(intel_sdvo
,
1524 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
1525 &tv_res
, sizeof(tv_res
)))
1527 if (!intel_sdvo_read_response(intel_sdvo
, &reply
, 3))
1530 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
1531 if (reply
& (1 << i
)) {
1532 struct drm_display_mode
*nmode
;
1533 nmode
= drm_mode_duplicate(connector
->dev
,
1536 drm_mode_probed_add(connector
, nmode
);
1540 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
1542 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1543 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1544 struct drm_display_mode
*newmode
;
1547 * Attempt to get the mode list from DDC.
1548 * Assume that the preferred modes are
1549 * arranged in priority order.
1551 intel_ddc_get_modes(connector
, intel_sdvo
->i2c
);
1552 if (list_empty(&connector
->probed_modes
) == false)
1555 /* Fetch modes from VBT */
1556 if (dev_priv
->sdvo_lvds_vbt_mode
!= NULL
) {
1557 newmode
= drm_mode_duplicate(connector
->dev
,
1558 dev_priv
->sdvo_lvds_vbt_mode
);
1559 if (newmode
!= NULL
) {
1560 /* Guarantee the mode is preferred */
1561 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
1562 DRM_MODE_TYPE_DRIVER
);
1563 drm_mode_probed_add(connector
, newmode
);
1568 list_for_each_entry(newmode
, &connector
->probed_modes
, head
) {
1569 if (newmode
->type
& DRM_MODE_TYPE_PREFERRED
) {
1570 intel_sdvo
->sdvo_lvds_fixed_mode
=
1571 drm_mode_duplicate(connector
->dev
, newmode
);
1573 drm_mode_set_crtcinfo(intel_sdvo
->sdvo_lvds_fixed_mode
,
1576 intel_sdvo
->is_lvds
= true;
1583 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
1585 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1587 if (IS_TV(intel_sdvo_connector
))
1588 intel_sdvo_get_tv_modes(connector
);
1589 else if (IS_LVDS(intel_sdvo_connector
))
1590 intel_sdvo_get_lvds_modes(connector
);
1592 intel_sdvo_get_ddc_modes(connector
);
1594 return !list_empty(&connector
->probed_modes
);
1598 intel_sdvo_destroy_enhance_property(struct drm_connector
*connector
)
1600 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1601 struct drm_device
*dev
= connector
->dev
;
1603 if (intel_sdvo_connector
->left
)
1604 drm_property_destroy(dev
, intel_sdvo_connector
->left
);
1605 if (intel_sdvo_connector
->right
)
1606 drm_property_destroy(dev
, intel_sdvo_connector
->right
);
1607 if (intel_sdvo_connector
->top
)
1608 drm_property_destroy(dev
, intel_sdvo_connector
->top
);
1609 if (intel_sdvo_connector
->bottom
)
1610 drm_property_destroy(dev
, intel_sdvo_connector
->bottom
);
1611 if (intel_sdvo_connector
->hpos
)
1612 drm_property_destroy(dev
, intel_sdvo_connector
->hpos
);
1613 if (intel_sdvo_connector
->vpos
)
1614 drm_property_destroy(dev
, intel_sdvo_connector
->vpos
);
1615 if (intel_sdvo_connector
->saturation
)
1616 drm_property_destroy(dev
, intel_sdvo_connector
->saturation
);
1617 if (intel_sdvo_connector
->contrast
)
1618 drm_property_destroy(dev
, intel_sdvo_connector
->contrast
);
1619 if (intel_sdvo_connector
->hue
)
1620 drm_property_destroy(dev
, intel_sdvo_connector
->hue
);
1621 if (intel_sdvo_connector
->sharpness
)
1622 drm_property_destroy(dev
, intel_sdvo_connector
->sharpness
);
1623 if (intel_sdvo_connector
->flicker_filter
)
1624 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter
);
1625 if (intel_sdvo_connector
->flicker_filter_2d
)
1626 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_2d
);
1627 if (intel_sdvo_connector
->flicker_filter_adaptive
)
1628 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_adaptive
);
1629 if (intel_sdvo_connector
->tv_luma_filter
)
1630 drm_property_destroy(dev
, intel_sdvo_connector
->tv_luma_filter
);
1631 if (intel_sdvo_connector
->tv_chroma_filter
)
1632 drm_property_destroy(dev
, intel_sdvo_connector
->tv_chroma_filter
);
1633 if (intel_sdvo_connector
->dot_crawl
)
1634 drm_property_destroy(dev
, intel_sdvo_connector
->dot_crawl
);
1635 if (intel_sdvo_connector
->brightness
)
1636 drm_property_destroy(dev
, intel_sdvo_connector
->brightness
);
1639 static void intel_sdvo_destroy(struct drm_connector
*connector
)
1641 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1643 if (intel_sdvo_connector
->tv_format
)
1644 drm_property_destroy(connector
->dev
,
1645 intel_sdvo_connector
->tv_format
);
1647 intel_sdvo_destroy_enhance_property(connector
);
1648 drm_sysfs_connector_remove(connector
);
1649 drm_connector_cleanup(connector
);
1653 static bool intel_sdvo_detect_hdmi_audio(struct drm_connector
*connector
)
1655 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1657 bool has_audio
= false;
1659 if (!intel_sdvo
->is_hdmi
)
1662 edid
= intel_sdvo_get_edid(connector
);
1663 if (edid
!= NULL
&& edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1664 has_audio
= drm_detect_monitor_audio(edid
);
1670 intel_sdvo_set_property(struct drm_connector
*connector
,
1671 struct drm_property
*property
,
1674 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1675 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1676 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1677 uint16_t temp_value
;
1681 ret
= drm_connector_property_set_value(connector
, property
, val
);
1685 if (property
== dev_priv
->force_audio_property
) {
1689 if (i
== intel_sdvo_connector
->force_audio
)
1692 intel_sdvo_connector
->force_audio
= i
;
1694 if (i
== HDMI_AUDIO_AUTO
)
1695 has_audio
= intel_sdvo_detect_hdmi_audio(connector
);
1697 has_audio
= (i
== HDMI_AUDIO_ON
);
1699 if (has_audio
== intel_sdvo
->has_hdmi_audio
)
1702 intel_sdvo
->has_hdmi_audio
= has_audio
;
1706 if (property
== dev_priv
->broadcast_rgb_property
) {
1707 if (val
== !!intel_sdvo
->color_range
)
1710 intel_sdvo
->color_range
= val
? SDVO_COLOR_RANGE_16_235
: 0;
1714 #define CHECK_PROPERTY(name, NAME) \
1715 if (intel_sdvo_connector->name == property) { \
1716 if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
1717 if (intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1718 cmd = SDVO_CMD_SET_##NAME; \
1719 intel_sdvo_connector->cur_##name = temp_value; \
1723 if (property
== intel_sdvo_connector
->tv_format
) {
1724 if (val
>= TV_FORMAT_NUM
)
1727 if (intel_sdvo
->tv_format_index
==
1728 intel_sdvo_connector
->tv_format_supported
[val
])
1731 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[val
];
1733 } else if (IS_TV_OR_LVDS(intel_sdvo_connector
)) {
1735 if (intel_sdvo_connector
->left
== property
) {
1736 drm_connector_property_set_value(connector
,
1737 intel_sdvo_connector
->right
, val
);
1738 if (intel_sdvo_connector
->left_margin
== temp_value
)
1741 intel_sdvo_connector
->left_margin
= temp_value
;
1742 intel_sdvo_connector
->right_margin
= temp_value
;
1743 temp_value
= intel_sdvo_connector
->max_hscan
-
1744 intel_sdvo_connector
->left_margin
;
1745 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1747 } else if (intel_sdvo_connector
->right
== property
) {
1748 drm_connector_property_set_value(connector
,
1749 intel_sdvo_connector
->left
, val
);
1750 if (intel_sdvo_connector
->right_margin
== temp_value
)
1753 intel_sdvo_connector
->left_margin
= temp_value
;
1754 intel_sdvo_connector
->right_margin
= temp_value
;
1755 temp_value
= intel_sdvo_connector
->max_hscan
-
1756 intel_sdvo_connector
->left_margin
;
1757 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1759 } else if (intel_sdvo_connector
->top
== property
) {
1760 drm_connector_property_set_value(connector
,
1761 intel_sdvo_connector
->bottom
, val
);
1762 if (intel_sdvo_connector
->top_margin
== temp_value
)
1765 intel_sdvo_connector
->top_margin
= temp_value
;
1766 intel_sdvo_connector
->bottom_margin
= temp_value
;
1767 temp_value
= intel_sdvo_connector
->max_vscan
-
1768 intel_sdvo_connector
->top_margin
;
1769 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1771 } else if (intel_sdvo_connector
->bottom
== property
) {
1772 drm_connector_property_set_value(connector
,
1773 intel_sdvo_connector
->top
, val
);
1774 if (intel_sdvo_connector
->bottom_margin
== temp_value
)
1777 intel_sdvo_connector
->top_margin
= temp_value
;
1778 intel_sdvo_connector
->bottom_margin
= temp_value
;
1779 temp_value
= intel_sdvo_connector
->max_vscan
-
1780 intel_sdvo_connector
->top_margin
;
1781 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1784 CHECK_PROPERTY(hpos
, HPOS
)
1785 CHECK_PROPERTY(vpos
, VPOS
)
1786 CHECK_PROPERTY(saturation
, SATURATION
)
1787 CHECK_PROPERTY(contrast
, CONTRAST
)
1788 CHECK_PROPERTY(hue
, HUE
)
1789 CHECK_PROPERTY(brightness
, BRIGHTNESS
)
1790 CHECK_PROPERTY(sharpness
, SHARPNESS
)
1791 CHECK_PROPERTY(flicker_filter
, FLICKER_FILTER
)
1792 CHECK_PROPERTY(flicker_filter_2d
, FLICKER_FILTER_2D
)
1793 CHECK_PROPERTY(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
)
1794 CHECK_PROPERTY(tv_chroma_filter
, TV_CHROMA_FILTER
)
1795 CHECK_PROPERTY(tv_luma_filter
, TV_LUMA_FILTER
)
1796 CHECK_PROPERTY(dot_crawl
, DOT_CRAWL
)
1799 return -EINVAL
; /* unknown property */
1802 if (!intel_sdvo_set_value(intel_sdvo
, cmd
, &temp_value
, 2))
1807 if (intel_sdvo
->base
.base
.crtc
) {
1808 struct drm_crtc
*crtc
= intel_sdvo
->base
.base
.crtc
;
1809 drm_crtc_helper_set_mode(crtc
, &crtc
->mode
, crtc
->x
,
1814 #undef CHECK_PROPERTY
1817 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs
= {
1818 .dpms
= intel_sdvo_dpms
,
1819 .mode_fixup
= intel_sdvo_mode_fixup
,
1820 .prepare
= intel_encoder_prepare
,
1821 .mode_set
= intel_sdvo_mode_set
,
1822 .commit
= intel_encoder_commit
,
1825 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
1826 .dpms
= drm_helper_connector_dpms
,
1827 .detect
= intel_sdvo_detect
,
1828 .fill_modes
= drm_helper_probe_single_connector_modes
,
1829 .set_property
= intel_sdvo_set_property
,
1830 .destroy
= intel_sdvo_destroy
,
1833 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
1834 .get_modes
= intel_sdvo_get_modes
,
1835 .mode_valid
= intel_sdvo_mode_valid
,
1836 .best_encoder
= intel_best_encoder
,
1839 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
1841 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1843 if (intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
)
1844 drm_mode_destroy(encoder
->dev
,
1845 intel_sdvo
->sdvo_lvds_fixed_mode
);
1847 i2c_del_adapter(&intel_sdvo
->ddc
);
1848 intel_encoder_destroy(encoder
);
1851 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
1852 .destroy
= intel_sdvo_enc_destroy
,
1856 intel_sdvo_guess_ddc_bus(struct intel_sdvo
*sdvo
)
1859 unsigned int num_bits
;
1861 /* Make a mask of outputs less than or equal to our own priority in the
1864 switch (sdvo
->controlled_output
) {
1865 case SDVO_OUTPUT_LVDS1
:
1866 mask
|= SDVO_OUTPUT_LVDS1
;
1867 case SDVO_OUTPUT_LVDS0
:
1868 mask
|= SDVO_OUTPUT_LVDS0
;
1869 case SDVO_OUTPUT_TMDS1
:
1870 mask
|= SDVO_OUTPUT_TMDS1
;
1871 case SDVO_OUTPUT_TMDS0
:
1872 mask
|= SDVO_OUTPUT_TMDS0
;
1873 case SDVO_OUTPUT_RGB1
:
1874 mask
|= SDVO_OUTPUT_RGB1
;
1875 case SDVO_OUTPUT_RGB0
:
1876 mask
|= SDVO_OUTPUT_RGB0
;
1880 /* Count bits to find what number we are in the priority list. */
1881 mask
&= sdvo
->caps
.output_flags
;
1882 num_bits
= hweight16(mask
);
1883 /* If more than 3 outputs, default to DDC bus 3 for now. */
1887 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1888 sdvo
->ddc_bus
= 1 << num_bits
;
1892 * Choose the appropriate DDC bus for control bus switch command for this
1893 * SDVO output based on the controlled output.
1895 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1896 * outputs, then LVDS outputs.
1899 intel_sdvo_select_ddc_bus(struct drm_i915_private
*dev_priv
,
1900 struct intel_sdvo
*sdvo
, u32 reg
)
1902 struct sdvo_device_mapping
*mapping
;
1905 mapping
= &(dev_priv
->sdvo_mappings
[0]);
1907 mapping
= &(dev_priv
->sdvo_mappings
[1]);
1909 if (mapping
->initialized
)
1910 sdvo
->ddc_bus
= 1 << ((mapping
->ddc_pin
& 0xf0) >> 4);
1912 intel_sdvo_guess_ddc_bus(sdvo
);
1916 intel_sdvo_select_i2c_bus(struct drm_i915_private
*dev_priv
,
1917 struct intel_sdvo
*sdvo
, u32 reg
)
1919 struct sdvo_device_mapping
*mapping
;
1923 mapping
= &dev_priv
->sdvo_mappings
[0];
1925 mapping
= &dev_priv
->sdvo_mappings
[1];
1927 pin
= GMBUS_PORT_DPB
;
1928 if (mapping
->initialized
)
1929 pin
= mapping
->i2c_pin
;
1931 if (pin
< GMBUS_NUM_PORTS
) {
1932 sdvo
->i2c
= &dev_priv
->gmbus
[pin
].adapter
;
1933 intel_gmbus_set_speed(sdvo
->i2c
, GMBUS_RATE_1MHZ
);
1934 intel_gmbus_force_bit(sdvo
->i2c
, true);
1936 sdvo
->i2c
= &dev_priv
->gmbus
[GMBUS_PORT_DPB
].adapter
;
1941 intel_sdvo_is_hdmi_connector(struct intel_sdvo
*intel_sdvo
, int device
)
1943 return intel_sdvo_check_supp_encode(intel_sdvo
);
1947 intel_sdvo_get_slave_addr(struct drm_device
*dev
, int sdvo_reg
)
1949 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1950 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
1952 if (IS_SDVOB(sdvo_reg
)) {
1953 my_mapping
= &dev_priv
->sdvo_mappings
[0];
1954 other_mapping
= &dev_priv
->sdvo_mappings
[1];
1956 my_mapping
= &dev_priv
->sdvo_mappings
[1];
1957 other_mapping
= &dev_priv
->sdvo_mappings
[0];
1960 /* If the BIOS described our SDVO device, take advantage of it. */
1961 if (my_mapping
->slave_addr
)
1962 return my_mapping
->slave_addr
;
1964 /* If the BIOS only described a different SDVO device, use the
1965 * address that it isn't using.
1967 if (other_mapping
->slave_addr
) {
1968 if (other_mapping
->slave_addr
== 0x70)
1974 /* No SDVO device info is found for another DVO port,
1975 * so use mapping assumption we had before BIOS parsing.
1977 if (IS_SDVOB(sdvo_reg
))
1984 intel_sdvo_connector_init(struct intel_sdvo_connector
*connector
,
1985 struct intel_sdvo
*encoder
)
1987 drm_connector_init(encoder
->base
.base
.dev
,
1988 &connector
->base
.base
,
1989 &intel_sdvo_connector_funcs
,
1990 connector
->base
.base
.connector_type
);
1992 drm_connector_helper_add(&connector
->base
.base
,
1993 &intel_sdvo_connector_helper_funcs
);
1995 connector
->base
.base
.interlace_allowed
= 1;
1996 connector
->base
.base
.doublescan_allowed
= 0;
1997 connector
->base
.base
.display_info
.subpixel_order
= SubPixelHorizontalRGB
;
1999 intel_connector_attach_encoder(&connector
->base
, &encoder
->base
);
2000 drm_sysfs_connector_add(&connector
->base
.base
);
2004 intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector
*connector
)
2006 struct drm_device
*dev
= connector
->base
.base
.dev
;
2008 intel_attach_force_audio_property(&connector
->base
.base
);
2009 if (INTEL_INFO(dev
)->gen
>= 4 && IS_MOBILE(dev
))
2010 intel_attach_broadcast_rgb_property(&connector
->base
.base
);
2014 intel_sdvo_dvi_init(struct intel_sdvo
*intel_sdvo
, int device
)
2016 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2017 struct drm_connector
*connector
;
2018 struct intel_encoder
*intel_encoder
= to_intel_encoder(encoder
);
2019 struct intel_connector
*intel_connector
;
2020 struct intel_sdvo_connector
*intel_sdvo_connector
;
2022 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2023 if (!intel_sdvo_connector
)
2027 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS0
;
2028 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS0
;
2029 } else if (device
== 1) {
2030 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS1
;
2031 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS1
;
2034 intel_connector
= &intel_sdvo_connector
->base
;
2035 connector
= &intel_connector
->base
;
2036 if (intel_sdvo_supports_hotplug(intel_sdvo
) & (1 << device
)) {
2037 connector
->polled
= DRM_CONNECTOR_POLL_HPD
;
2038 intel_sdvo
->hotplug_active
[0] |= 1 << device
;
2039 /* Some SDVO devices have one-shot hotplug interrupts.
2040 * Ensure that they get re-enabled when an interrupt happens.
2042 intel_encoder
->hot_plug
= intel_sdvo_enable_hotplug
;
2043 intel_sdvo_enable_hotplug(intel_encoder
);
2046 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
| DRM_CONNECTOR_POLL_DISCONNECT
;
2047 encoder
->encoder_type
= DRM_MODE_ENCODER_TMDS
;
2048 connector
->connector_type
= DRM_MODE_CONNECTOR_DVID
;
2050 if (intel_sdvo_is_hdmi_connector(intel_sdvo
, device
)) {
2051 connector
->connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
2052 intel_sdvo
->is_hdmi
= true;
2054 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2055 (1 << INTEL_ANALOG_CLONE_BIT
));
2057 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2058 if (intel_sdvo
->is_hdmi
)
2059 intel_sdvo_add_hdmi_properties(intel_sdvo_connector
);
2065 intel_sdvo_tv_init(struct intel_sdvo
*intel_sdvo
, int type
)
2067 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2068 struct drm_connector
*connector
;
2069 struct intel_connector
*intel_connector
;
2070 struct intel_sdvo_connector
*intel_sdvo_connector
;
2072 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2073 if (!intel_sdvo_connector
)
2076 intel_connector
= &intel_sdvo_connector
->base
;
2077 connector
= &intel_connector
->base
;
2078 encoder
->encoder_type
= DRM_MODE_ENCODER_TVDAC
;
2079 connector
->connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
2081 intel_sdvo
->controlled_output
|= type
;
2082 intel_sdvo_connector
->output_flag
= type
;
2084 intel_sdvo
->is_tv
= true;
2085 intel_sdvo
->base
.needs_tv_clock
= true;
2086 intel_sdvo
->base
.clone_mask
= 1 << INTEL_SDVO_TV_CLONE_BIT
;
2088 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2090 if (!intel_sdvo_tv_create_property(intel_sdvo
, intel_sdvo_connector
, type
))
2093 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2099 intel_sdvo_destroy(connector
);
2104 intel_sdvo_analog_init(struct intel_sdvo
*intel_sdvo
, int device
)
2106 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2107 struct drm_connector
*connector
;
2108 struct intel_connector
*intel_connector
;
2109 struct intel_sdvo_connector
*intel_sdvo_connector
;
2111 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2112 if (!intel_sdvo_connector
)
2115 intel_connector
= &intel_sdvo_connector
->base
;
2116 connector
= &intel_connector
->base
;
2117 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
2118 encoder
->encoder_type
= DRM_MODE_ENCODER_DAC
;
2119 connector
->connector_type
= DRM_MODE_CONNECTOR_VGA
;
2122 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB0
;
2123 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB0
;
2124 } else if (device
== 1) {
2125 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB1
;
2126 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB1
;
2129 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2130 (1 << INTEL_ANALOG_CLONE_BIT
));
2132 intel_sdvo_connector_init(intel_sdvo_connector
,
2138 intel_sdvo_lvds_init(struct intel_sdvo
*intel_sdvo
, int device
)
2140 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2141 struct drm_connector
*connector
;
2142 struct intel_connector
*intel_connector
;
2143 struct intel_sdvo_connector
*intel_sdvo_connector
;
2145 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2146 if (!intel_sdvo_connector
)
2149 intel_connector
= &intel_sdvo_connector
->base
;
2150 connector
= &intel_connector
->base
;
2151 encoder
->encoder_type
= DRM_MODE_ENCODER_LVDS
;
2152 connector
->connector_type
= DRM_MODE_CONNECTOR_LVDS
;
2155 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS0
;
2156 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS0
;
2157 } else if (device
== 1) {
2158 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS1
;
2159 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS1
;
2162 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_ANALOG_CLONE_BIT
) |
2163 (1 << INTEL_SDVO_LVDS_CLONE_BIT
));
2165 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2166 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2172 intel_sdvo_destroy(connector
);
2177 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
)
2179 intel_sdvo
->is_tv
= false;
2180 intel_sdvo
->base
.needs_tv_clock
= false;
2181 intel_sdvo
->is_lvds
= false;
2183 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2185 if (flags
& SDVO_OUTPUT_TMDS0
)
2186 if (!intel_sdvo_dvi_init(intel_sdvo
, 0))
2189 if ((flags
& SDVO_TMDS_MASK
) == SDVO_TMDS_MASK
)
2190 if (!intel_sdvo_dvi_init(intel_sdvo
, 1))
2193 /* TV has no XXX1 function block */
2194 if (flags
& SDVO_OUTPUT_SVID0
)
2195 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_SVID0
))
2198 if (flags
& SDVO_OUTPUT_CVBS0
)
2199 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_CVBS0
))
2202 if (flags
& SDVO_OUTPUT_RGB0
)
2203 if (!intel_sdvo_analog_init(intel_sdvo
, 0))
2206 if ((flags
& SDVO_RGB_MASK
) == SDVO_RGB_MASK
)
2207 if (!intel_sdvo_analog_init(intel_sdvo
, 1))
2210 if (flags
& SDVO_OUTPUT_LVDS0
)
2211 if (!intel_sdvo_lvds_init(intel_sdvo
, 0))
2214 if ((flags
& SDVO_LVDS_MASK
) == SDVO_LVDS_MASK
)
2215 if (!intel_sdvo_lvds_init(intel_sdvo
, 1))
2218 if ((flags
& SDVO_OUTPUT_MASK
) == 0) {
2219 unsigned char bytes
[2];
2221 intel_sdvo
->controlled_output
= 0;
2222 memcpy(bytes
, &intel_sdvo
->caps
.output_flags
, 2);
2223 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2224 SDVO_NAME(intel_sdvo
),
2225 bytes
[0], bytes
[1]);
2228 intel_sdvo
->base
.crtc_mask
= (1 << 0) | (1 << 1) | (1 << 2);
2233 static bool intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
2234 struct intel_sdvo_connector
*intel_sdvo_connector
,
2237 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2238 struct intel_sdvo_tv_format format
;
2239 uint32_t format_map
, i
;
2241 if (!intel_sdvo_set_target_output(intel_sdvo
, type
))
2244 BUILD_BUG_ON(sizeof(format
) != 6);
2245 if (!intel_sdvo_get_value(intel_sdvo
,
2246 SDVO_CMD_GET_SUPPORTED_TV_FORMATS
,
2247 &format
, sizeof(format
)))
2250 memcpy(&format_map
, &format
, min(sizeof(format_map
), sizeof(format
)));
2252 if (format_map
== 0)
2255 intel_sdvo_connector
->format_supported_num
= 0;
2256 for (i
= 0 ; i
< TV_FORMAT_NUM
; i
++)
2257 if (format_map
& (1 << i
))
2258 intel_sdvo_connector
->tv_format_supported
[intel_sdvo_connector
->format_supported_num
++] = i
;
2261 intel_sdvo_connector
->tv_format
=
2262 drm_property_create(dev
, DRM_MODE_PROP_ENUM
,
2263 "mode", intel_sdvo_connector
->format_supported_num
);
2264 if (!intel_sdvo_connector
->tv_format
)
2267 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2268 drm_property_add_enum(
2269 intel_sdvo_connector
->tv_format
, i
,
2270 i
, tv_format_names
[intel_sdvo_connector
->tv_format_supported
[i
]]);
2272 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[0];
2273 drm_connector_attach_property(&intel_sdvo_connector
->base
.base
,
2274 intel_sdvo_connector
->tv_format
, 0);
2279 #define ENHANCEMENT(name, NAME) do { \
2280 if (enhancements.name) { \
2281 if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2282 !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2284 intel_sdvo_connector->max_##name = data_value[0]; \
2285 intel_sdvo_connector->cur_##name = response; \
2286 intel_sdvo_connector->name = \
2287 drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
2288 if (!intel_sdvo_connector->name) return false; \
2289 drm_connector_attach_property(connector, \
2290 intel_sdvo_connector->name, \
2291 intel_sdvo_connector->cur_##name); \
2292 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2293 data_value[0], data_value[1], response); \
2298 intel_sdvo_create_enhance_property_tv(struct intel_sdvo
*intel_sdvo
,
2299 struct intel_sdvo_connector
*intel_sdvo_connector
,
2300 struct intel_sdvo_enhancements_reply enhancements
)
2302 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2303 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2304 uint16_t response
, data_value
[2];
2306 /* when horizontal overscan is supported, Add the left/right property */
2307 if (enhancements
.overscan_h
) {
2308 if (!intel_sdvo_get_value(intel_sdvo
,
2309 SDVO_CMD_GET_MAX_OVERSCAN_H
,
2313 if (!intel_sdvo_get_value(intel_sdvo
,
2314 SDVO_CMD_GET_OVERSCAN_H
,
2318 intel_sdvo_connector
->max_hscan
= data_value
[0];
2319 intel_sdvo_connector
->left_margin
= data_value
[0] - response
;
2320 intel_sdvo_connector
->right_margin
= intel_sdvo_connector
->left_margin
;
2321 intel_sdvo_connector
->left
=
2322 drm_property_create_range(dev
, 0, "left_margin", 0, data_value
[0]);
2323 if (!intel_sdvo_connector
->left
)
2326 drm_connector_attach_property(connector
,
2327 intel_sdvo_connector
->left
,
2328 intel_sdvo_connector
->left_margin
);
2330 intel_sdvo_connector
->right
=
2331 drm_property_create_range(dev
, 0, "right_margin", 0, data_value
[0]);
2332 if (!intel_sdvo_connector
->right
)
2335 drm_connector_attach_property(connector
,
2336 intel_sdvo_connector
->right
,
2337 intel_sdvo_connector
->right_margin
);
2338 DRM_DEBUG_KMS("h_overscan: max %d, "
2339 "default %d, current %d\n",
2340 data_value
[0], data_value
[1], response
);
2343 if (enhancements
.overscan_v
) {
2344 if (!intel_sdvo_get_value(intel_sdvo
,
2345 SDVO_CMD_GET_MAX_OVERSCAN_V
,
2349 if (!intel_sdvo_get_value(intel_sdvo
,
2350 SDVO_CMD_GET_OVERSCAN_V
,
2354 intel_sdvo_connector
->max_vscan
= data_value
[0];
2355 intel_sdvo_connector
->top_margin
= data_value
[0] - response
;
2356 intel_sdvo_connector
->bottom_margin
= intel_sdvo_connector
->top_margin
;
2357 intel_sdvo_connector
->top
=
2358 drm_property_create_range(dev
, 0,
2359 "top_margin", 0, data_value
[0]);
2360 if (!intel_sdvo_connector
->top
)
2363 drm_connector_attach_property(connector
,
2364 intel_sdvo_connector
->top
,
2365 intel_sdvo_connector
->top_margin
);
2367 intel_sdvo_connector
->bottom
=
2368 drm_property_create_range(dev
, 0,
2369 "bottom_margin", 0, data_value
[0]);
2370 if (!intel_sdvo_connector
->bottom
)
2373 drm_connector_attach_property(connector
,
2374 intel_sdvo_connector
->bottom
,
2375 intel_sdvo_connector
->bottom_margin
);
2376 DRM_DEBUG_KMS("v_overscan: max %d, "
2377 "default %d, current %d\n",
2378 data_value
[0], data_value
[1], response
);
2381 ENHANCEMENT(hpos
, HPOS
);
2382 ENHANCEMENT(vpos
, VPOS
);
2383 ENHANCEMENT(saturation
, SATURATION
);
2384 ENHANCEMENT(contrast
, CONTRAST
);
2385 ENHANCEMENT(hue
, HUE
);
2386 ENHANCEMENT(sharpness
, SHARPNESS
);
2387 ENHANCEMENT(brightness
, BRIGHTNESS
);
2388 ENHANCEMENT(flicker_filter
, FLICKER_FILTER
);
2389 ENHANCEMENT(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
2390 ENHANCEMENT(flicker_filter_2d
, FLICKER_FILTER_2D
);
2391 ENHANCEMENT(tv_chroma_filter
, TV_CHROMA_FILTER
);
2392 ENHANCEMENT(tv_luma_filter
, TV_LUMA_FILTER
);
2394 if (enhancements
.dot_crawl
) {
2395 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_DOT_CRAWL
, &response
, 2))
2398 intel_sdvo_connector
->max_dot_crawl
= 1;
2399 intel_sdvo_connector
->cur_dot_crawl
= response
& 0x1;
2400 intel_sdvo_connector
->dot_crawl
=
2401 drm_property_create_range(dev
, 0, "dot_crawl", 0, 1);
2402 if (!intel_sdvo_connector
->dot_crawl
)
2405 drm_connector_attach_property(connector
,
2406 intel_sdvo_connector
->dot_crawl
,
2407 intel_sdvo_connector
->cur_dot_crawl
);
2408 DRM_DEBUG_KMS("dot crawl: current %d\n", response
);
2415 intel_sdvo_create_enhance_property_lvds(struct intel_sdvo
*intel_sdvo
,
2416 struct intel_sdvo_connector
*intel_sdvo_connector
,
2417 struct intel_sdvo_enhancements_reply enhancements
)
2419 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2420 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2421 uint16_t response
, data_value
[2];
2423 ENHANCEMENT(brightness
, BRIGHTNESS
);
2429 static bool intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
2430 struct intel_sdvo_connector
*intel_sdvo_connector
)
2433 struct intel_sdvo_enhancements_reply reply
;
2437 BUILD_BUG_ON(sizeof(enhancements
) != 2);
2439 enhancements
.response
= 0;
2440 intel_sdvo_get_value(intel_sdvo
,
2441 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
,
2442 &enhancements
, sizeof(enhancements
));
2443 if (enhancements
.response
== 0) {
2444 DRM_DEBUG_KMS("No enhancement is supported\n");
2448 if (IS_TV(intel_sdvo_connector
))
2449 return intel_sdvo_create_enhance_property_tv(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2450 else if (IS_LVDS(intel_sdvo_connector
))
2451 return intel_sdvo_create_enhance_property_lvds(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2456 static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter
*adapter
,
2457 struct i2c_msg
*msgs
,
2460 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2462 if (!intel_sdvo_set_control_bus_switch(sdvo
, sdvo
->ddc_bus
))
2465 return sdvo
->i2c
->algo
->master_xfer(sdvo
->i2c
, msgs
, num
);
2468 static u32
intel_sdvo_ddc_proxy_func(struct i2c_adapter
*adapter
)
2470 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2471 return sdvo
->i2c
->algo
->functionality(sdvo
->i2c
);
2474 static const struct i2c_algorithm intel_sdvo_ddc_proxy
= {
2475 .master_xfer
= intel_sdvo_ddc_proxy_xfer
,
2476 .functionality
= intel_sdvo_ddc_proxy_func
2480 intel_sdvo_init_ddc_proxy(struct intel_sdvo
*sdvo
,
2481 struct drm_device
*dev
)
2483 sdvo
->ddc
.owner
= THIS_MODULE
;
2484 sdvo
->ddc
.class = I2C_CLASS_DDC
;
2485 snprintf(sdvo
->ddc
.name
, I2C_NAME_SIZE
, "SDVO DDC proxy");
2486 sdvo
->ddc
.dev
.parent
= &dev
->pdev
->dev
;
2487 sdvo
->ddc
.algo_data
= sdvo
;
2488 sdvo
->ddc
.algo
= &intel_sdvo_ddc_proxy
;
2490 return i2c_add_adapter(&sdvo
->ddc
) == 0;
2493 bool intel_sdvo_init(struct drm_device
*dev
, int sdvo_reg
)
2495 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
2496 struct intel_encoder
*intel_encoder
;
2497 struct intel_sdvo
*intel_sdvo
;
2500 intel_sdvo
= kzalloc(sizeof(struct intel_sdvo
), GFP_KERNEL
);
2504 intel_sdvo
->sdvo_reg
= sdvo_reg
;
2505 intel_sdvo
->slave_addr
= intel_sdvo_get_slave_addr(dev
, sdvo_reg
) >> 1;
2506 intel_sdvo_select_i2c_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2507 if (!intel_sdvo_init_ddc_proxy(intel_sdvo
, dev
)) {
2512 /* encoder type will be decided later */
2513 intel_encoder
= &intel_sdvo
->base
;
2514 intel_encoder
->type
= INTEL_OUTPUT_SDVO
;
2515 drm_encoder_init(dev
, &intel_encoder
->base
, &intel_sdvo_enc_funcs
, 0);
2517 /* Read the regs to test if we can talk to the device */
2518 for (i
= 0; i
< 0x40; i
++) {
2521 if (!intel_sdvo_read_byte(intel_sdvo
, i
, &byte
)) {
2522 DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
2523 IS_SDVOB(sdvo_reg
) ? 'B' : 'C');
2528 if (IS_SDVOB(sdvo_reg
))
2529 dev_priv
->hotplug_supported_mask
|= SDVOB_HOTPLUG_INT_STATUS
;
2531 dev_priv
->hotplug_supported_mask
|= SDVOC_HOTPLUG_INT_STATUS
;
2533 drm_encoder_helper_add(&intel_encoder
->base
, &intel_sdvo_helper_funcs
);
2535 /* In default case sdvo lvds is false */
2536 if (!intel_sdvo_get_capabilities(intel_sdvo
, &intel_sdvo
->caps
))
2539 /* Set up hotplug command - note paranoia about contents of reply.
2540 * We assume that the hardware is in a sane state, and only touch
2541 * the bits we think we understand.
2543 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_ACTIVE_HOT_PLUG
,
2544 &intel_sdvo
->hotplug_active
, 2);
2545 intel_sdvo
->hotplug_active
[0] &= ~0x3;
2547 if (intel_sdvo_output_setup(intel_sdvo
,
2548 intel_sdvo
->caps
.output_flags
) != true) {
2549 DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
2550 IS_SDVOB(sdvo_reg
) ? 'B' : 'C');
2554 intel_sdvo_select_ddc_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2556 /* Set the input timing to the screen. Assume always input 0. */
2557 if (!intel_sdvo_set_target_input(intel_sdvo
))
2560 if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo
,
2561 &intel_sdvo
->pixel_clock_min
,
2562 &intel_sdvo
->pixel_clock_max
))
2565 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2566 "clock range %dMHz - %dMHz, "
2567 "input 1: %c, input 2: %c, "
2568 "output 1: %c, output 2: %c\n",
2569 SDVO_NAME(intel_sdvo
),
2570 intel_sdvo
->caps
.vendor_id
, intel_sdvo
->caps
.device_id
,
2571 intel_sdvo
->caps
.device_rev_id
,
2572 intel_sdvo
->pixel_clock_min
/ 1000,
2573 intel_sdvo
->pixel_clock_max
/ 1000,
2574 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
2575 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
2576 /* check currently supported outputs */
2577 intel_sdvo
->caps
.output_flags
&
2578 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
2579 intel_sdvo
->caps
.output_flags
&
2580 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
2584 drm_encoder_cleanup(&intel_encoder
->base
);
2585 i2c_del_adapter(&intel_sdvo
->ddc
);