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>
33 #include <drm/drm_crtc.h>
34 #include <drm/drm_edid.h>
35 #include "intel_drv.h"
36 #include <drm/i915_drm.h>
38 #include "intel_sdvo_regs.h"
40 #define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
41 #define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
42 #define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
43 #define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_YPRPB0)
45 #define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
48 #define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
49 #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
50 #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
51 #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
52 #define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_MASK | SDVO_LVDS_MASK))
55 static const char *tv_format_names
[] = {
56 "NTSC_M" , "NTSC_J" , "NTSC_443",
57 "PAL_B" , "PAL_D" , "PAL_G" ,
58 "PAL_H" , "PAL_I" , "PAL_M" ,
59 "PAL_N" , "PAL_NC" , "PAL_60" ,
60 "SECAM_B" , "SECAM_D" , "SECAM_G" ,
61 "SECAM_K" , "SECAM_K1", "SECAM_L" ,
65 #define TV_FORMAT_NUM (sizeof(tv_format_names) / sizeof(*tv_format_names))
68 struct intel_encoder base
;
70 struct i2c_adapter
*i2c
;
73 struct i2c_adapter ddc
;
75 /* Register for the SDVO device: SDVOB or SDVOC */
78 /* Active outputs controlled by this SDVO output */
79 uint16_t controlled_output
;
82 * Capabilities of the SDVO device returned by
83 * i830_sdvo_get_capabilities()
85 struct intel_sdvo_caps caps
;
87 /* Pixel clock limitations reported by the SDVO device, in kHz */
88 int pixel_clock_min
, pixel_clock_max
;
91 * For multiple function SDVO device,
92 * this is for current attached outputs.
94 uint16_t attached_output
;
97 * Hotplug activation bits for this device
99 uint16_t hotplug_active
;
102 * This is used to select the color range of RBG outputs in HDMI mode.
103 * It is only valid when using TMDS encoding and 8 bit per color mode.
105 uint32_t color_range
;
108 * This is set if we're going to treat the device as TV-out.
110 * While we have these nice friendly flags for output types that ought
111 * to decide this for us, the S-Video output on our HDMI+S-Video card
112 * shows up as RGB1 (VGA).
116 /* On different gens SDVOB is at different places. */
119 /* This is for current tv format name */
123 * This is set if we treat the device as HDMI, instead of DVI.
126 bool has_hdmi_monitor
;
130 * This is set if we detect output of sdvo device as LVDS and
131 * have a valid fixed mode to use with the panel.
136 * This is sdvo fixed pannel mode pointer
138 struct drm_display_mode
*sdvo_lvds_fixed_mode
;
140 /* DDC bus used by this SDVO encoder */
144 * the sdvo flag gets lost in round trip: dtd->adjusted_mode->dtd
146 uint8_t dtd_sdvo_flags
;
149 struct intel_sdvo_connector
{
150 struct intel_connector base
;
152 /* Mark the type of connector */
153 uint16_t output_flag
;
155 enum hdmi_force_audio force_audio
;
157 /* This contains all current supported TV format */
158 u8 tv_format_supported
[TV_FORMAT_NUM
];
159 int format_supported_num
;
160 struct drm_property
*tv_format
;
162 /* add the property for the SDVO-TV */
163 struct drm_property
*left
;
164 struct drm_property
*right
;
165 struct drm_property
*top
;
166 struct drm_property
*bottom
;
167 struct drm_property
*hpos
;
168 struct drm_property
*vpos
;
169 struct drm_property
*contrast
;
170 struct drm_property
*saturation
;
171 struct drm_property
*hue
;
172 struct drm_property
*sharpness
;
173 struct drm_property
*flicker_filter
;
174 struct drm_property
*flicker_filter_adaptive
;
175 struct drm_property
*flicker_filter_2d
;
176 struct drm_property
*tv_chroma_filter
;
177 struct drm_property
*tv_luma_filter
;
178 struct drm_property
*dot_crawl
;
180 /* add the property for the SDVO-TV/LVDS */
181 struct drm_property
*brightness
;
183 /* Add variable to record current setting for the above property */
184 u32 left_margin
, right_margin
, top_margin
, bottom_margin
;
186 /* this is to get the range of margin.*/
187 u32 max_hscan
, max_vscan
;
188 u32 max_hpos
, cur_hpos
;
189 u32 max_vpos
, cur_vpos
;
190 u32 cur_brightness
, max_brightness
;
191 u32 cur_contrast
, max_contrast
;
192 u32 cur_saturation
, max_saturation
;
193 u32 cur_hue
, max_hue
;
194 u32 cur_sharpness
, max_sharpness
;
195 u32 cur_flicker_filter
, max_flicker_filter
;
196 u32 cur_flicker_filter_adaptive
, max_flicker_filter_adaptive
;
197 u32 cur_flicker_filter_2d
, max_flicker_filter_2d
;
198 u32 cur_tv_chroma_filter
, max_tv_chroma_filter
;
199 u32 cur_tv_luma_filter
, max_tv_luma_filter
;
200 u32 cur_dot_crawl
, max_dot_crawl
;
203 static struct intel_sdvo
*to_intel_sdvo(struct drm_encoder
*encoder
)
205 return container_of(encoder
, struct intel_sdvo
, base
.base
);
208 static struct intel_sdvo
*intel_attached_sdvo(struct drm_connector
*connector
)
210 return container_of(intel_attached_encoder(connector
),
211 struct intel_sdvo
, base
);
214 static struct intel_sdvo_connector
*to_intel_sdvo_connector(struct drm_connector
*connector
)
216 return container_of(to_intel_connector(connector
), struct intel_sdvo_connector
, base
);
220 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
);
222 intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
223 struct intel_sdvo_connector
*intel_sdvo_connector
,
226 intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
227 struct intel_sdvo_connector
*intel_sdvo_connector
);
230 * Writes the SDVOB or SDVOC with the given value, but always writes both
231 * SDVOB and SDVOC to work around apparent hardware issues (according to
232 * comments in the BIOS).
234 static void intel_sdvo_write_sdvox(struct intel_sdvo
*intel_sdvo
, u32 val
)
236 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
237 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
238 u32 bval
= val
, cval
= val
;
241 if (intel_sdvo
->sdvo_reg
== PCH_SDVOB
) {
242 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
243 I915_READ(intel_sdvo
->sdvo_reg
);
247 if (intel_sdvo
->sdvo_reg
== SDVOB
) {
248 cval
= I915_READ(SDVOC
);
250 bval
= I915_READ(SDVOB
);
253 * Write the registers twice for luck. Sometimes,
254 * writing them only once doesn't appear to 'stick'.
255 * The BIOS does this too. Yay, magic
257 for (i
= 0; i
< 2; i
++)
259 I915_WRITE(SDVOB
, bval
);
261 I915_WRITE(SDVOC
, cval
);
266 static bool intel_sdvo_read_byte(struct intel_sdvo
*intel_sdvo
, u8 addr
, u8
*ch
)
268 struct i2c_msg msgs
[] = {
270 .addr
= intel_sdvo
->slave_addr
,
276 .addr
= intel_sdvo
->slave_addr
,
284 if ((ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, 2)) == 2)
287 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret
);
291 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
292 /** Mapping of command numbers to names, for debug output */
293 static const struct _sdvo_cmd_name
{
296 } sdvo_cmd_names
[] = {
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
335 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
336 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
337 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
341 /* Add the op code for SDVO enhancements */
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS
),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS
),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS
),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS
),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS
),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS
),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION
),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION
),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION
),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE
),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE
),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE
),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST
),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST
),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST
),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS
),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS
),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS
),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H
),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H
),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H
),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V
),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V
),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V
),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER
),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER
),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER
),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE
),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE
),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE
),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D
),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D
),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D
),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS
),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS
),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS
),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL
),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL
),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER
),
381 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER
),
382 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER
),
383 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER
),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER
),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER
),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
396 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
397 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
398 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
399 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
400 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
401 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
402 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
403 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
404 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
405 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
406 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
407 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
410 #define SDVO_NAME(svdo) ((svdo)->is_sdvob ? "SDVOB" : "SDVOC")
412 static void intel_sdvo_debug_write(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
413 const void *args
, int args_len
)
417 DRM_DEBUG_KMS("%s: W: %02X ",
418 SDVO_NAME(intel_sdvo
), cmd
);
419 for (i
= 0; i
< args_len
; i
++)
420 DRM_LOG_KMS("%02X ", ((u8
*)args
)[i
]);
423 for (i
= 0; i
< ARRAY_SIZE(sdvo_cmd_names
); i
++) {
424 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
425 DRM_LOG_KMS("(%s)", sdvo_cmd_names
[i
].name
);
429 if (i
== ARRAY_SIZE(sdvo_cmd_names
))
430 DRM_LOG_KMS("(%02X)", cmd
);
434 static const char *cmd_status_names
[] = {
440 "Target not specified",
441 "Scaling not supported"
444 static bool intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
445 const void *args
, int args_len
)
448 struct i2c_msg
*msgs
;
451 /* Would be simpler to allocate both in one go ? */
452 buf
= (u8
*)kzalloc(args_len
* 2 + 2, GFP_KERNEL
);
456 msgs
= kcalloc(args_len
+ 3, sizeof(*msgs
), GFP_KERNEL
);
462 intel_sdvo_debug_write(intel_sdvo
, cmd
, args
, args_len
);
464 for (i
= 0; i
< args_len
; i
++) {
465 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
468 msgs
[i
].buf
= buf
+ 2 *i
;
469 buf
[2*i
+ 0] = SDVO_I2C_ARG_0
- i
;
470 buf
[2*i
+ 1] = ((u8
*)args
)[i
];
472 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
475 msgs
[i
].buf
= buf
+ 2*i
;
476 buf
[2*i
+ 0] = SDVO_I2C_OPCODE
;
479 /* the following two are to read the response */
480 status
= SDVO_I2C_CMD_STATUS
;
481 msgs
[i
+1].addr
= intel_sdvo
->slave_addr
;
484 msgs
[i
+1].buf
= &status
;
486 msgs
[i
+2].addr
= intel_sdvo
->slave_addr
;
487 msgs
[i
+2].flags
= I2C_M_RD
;
489 msgs
[i
+2].buf
= &status
;
491 ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
493 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret
);
498 /* failure in I2C transfer */
499 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret
, i
+3);
509 static bool intel_sdvo_read_response(struct intel_sdvo
*intel_sdvo
,
510 void *response
, int response_len
)
516 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo
));
519 * The documentation states that all commands will be
520 * processed within 15µs, and that we need only poll
521 * the status byte a maximum of 3 times in order for the
522 * command to be complete.
524 * Check 5 times in case the hardware failed to read the docs.
526 if (!intel_sdvo_read_byte(intel_sdvo
,
531 while (status
== SDVO_CMD_STATUS_PENDING
&& retry
--) {
533 if (!intel_sdvo_read_byte(intel_sdvo
,
539 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
540 DRM_LOG_KMS("(%s)", cmd_status_names
[status
]);
542 DRM_LOG_KMS("(??? %d)", status
);
544 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
547 /* Read the command response */
548 for (i
= 0; i
< response_len
; i
++) {
549 if (!intel_sdvo_read_byte(intel_sdvo
,
550 SDVO_I2C_RETURN_0
+ i
,
551 &((u8
*)response
)[i
]))
553 DRM_LOG_KMS(" %02X", ((u8
*)response
)[i
]);
559 DRM_LOG_KMS("... failed\n");
563 static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode
*mode
)
565 if (mode
->clock
>= 100000)
567 else if (mode
->clock
>= 50000)
573 static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo
*intel_sdvo
,
576 /* This must be the immediately preceding write before the i2c xfer */
577 return intel_sdvo_write_cmd(intel_sdvo
,
578 SDVO_CMD_SET_CONTROL_BUS_SWITCH
,
582 static bool intel_sdvo_set_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, const void *data
, int len
)
584 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, data
, len
))
587 return intel_sdvo_read_response(intel_sdvo
, NULL
, 0);
591 intel_sdvo_get_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, void *value
, int len
)
593 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, NULL
, 0))
596 return intel_sdvo_read_response(intel_sdvo
, value
, len
);
599 static bool intel_sdvo_set_target_input(struct intel_sdvo
*intel_sdvo
)
601 struct intel_sdvo_set_target_input_args targets
= {0};
602 return intel_sdvo_set_value(intel_sdvo
,
603 SDVO_CMD_SET_TARGET_INPUT
,
604 &targets
, sizeof(targets
));
608 * Return whether each input is trained.
610 * This function is making an assumption about the layout of the response,
611 * which should be checked against the docs.
613 static bool intel_sdvo_get_trained_inputs(struct intel_sdvo
*intel_sdvo
, bool *input_1
, bool *input_2
)
615 struct intel_sdvo_get_trained_inputs_response response
;
617 BUILD_BUG_ON(sizeof(response
) != 1);
618 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_TRAINED_INPUTS
,
619 &response
, sizeof(response
)))
622 *input_1
= response
.input0_trained
;
623 *input_2
= response
.input1_trained
;
627 static bool intel_sdvo_set_active_outputs(struct intel_sdvo
*intel_sdvo
,
630 return intel_sdvo_set_value(intel_sdvo
,
631 SDVO_CMD_SET_ACTIVE_OUTPUTS
,
632 &outputs
, sizeof(outputs
));
635 static bool intel_sdvo_get_active_outputs(struct intel_sdvo
*intel_sdvo
,
638 return intel_sdvo_get_value(intel_sdvo
,
639 SDVO_CMD_GET_ACTIVE_OUTPUTS
,
640 outputs
, sizeof(*outputs
));
643 static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo
*intel_sdvo
,
646 u8 state
= SDVO_ENCODER_STATE_ON
;
649 case DRM_MODE_DPMS_ON
:
650 state
= SDVO_ENCODER_STATE_ON
;
652 case DRM_MODE_DPMS_STANDBY
:
653 state
= SDVO_ENCODER_STATE_STANDBY
;
655 case DRM_MODE_DPMS_SUSPEND
:
656 state
= SDVO_ENCODER_STATE_SUSPEND
;
658 case DRM_MODE_DPMS_OFF
:
659 state
= SDVO_ENCODER_STATE_OFF
;
663 return intel_sdvo_set_value(intel_sdvo
,
664 SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
, sizeof(state
));
667 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo
*intel_sdvo
,
671 struct intel_sdvo_pixel_clock_range clocks
;
673 BUILD_BUG_ON(sizeof(clocks
) != 4);
674 if (!intel_sdvo_get_value(intel_sdvo
,
675 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
676 &clocks
, sizeof(clocks
)))
679 /* Convert the values from units of 10 kHz to kHz. */
680 *clock_min
= clocks
.min
* 10;
681 *clock_max
= clocks
.max
* 10;
685 static bool intel_sdvo_set_target_output(struct intel_sdvo
*intel_sdvo
,
688 return intel_sdvo_set_value(intel_sdvo
,
689 SDVO_CMD_SET_TARGET_OUTPUT
,
690 &outputs
, sizeof(outputs
));
693 static bool intel_sdvo_set_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
694 struct intel_sdvo_dtd
*dtd
)
696 return intel_sdvo_set_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
697 intel_sdvo_set_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
700 static bool intel_sdvo_set_input_timing(struct intel_sdvo
*intel_sdvo
,
701 struct intel_sdvo_dtd
*dtd
)
703 return intel_sdvo_set_timing(intel_sdvo
,
704 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
707 static bool intel_sdvo_set_output_timing(struct intel_sdvo
*intel_sdvo
,
708 struct intel_sdvo_dtd
*dtd
)
710 return intel_sdvo_set_timing(intel_sdvo
,
711 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
715 intel_sdvo_create_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
720 struct intel_sdvo_preferred_input_timing_args args
;
722 memset(&args
, 0, sizeof(args
));
725 args
.height
= height
;
728 if (intel_sdvo
->is_lvds
&&
729 (intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
!= width
||
730 intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
!= height
))
733 return intel_sdvo_set_value(intel_sdvo
,
734 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
735 &args
, sizeof(args
));
738 static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
739 struct intel_sdvo_dtd
*dtd
)
741 BUILD_BUG_ON(sizeof(dtd
->part1
) != 8);
742 BUILD_BUG_ON(sizeof(dtd
->part2
) != 8);
743 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
744 &dtd
->part1
, sizeof(dtd
->part1
)) &&
745 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
746 &dtd
->part2
, sizeof(dtd
->part2
));
749 static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo
*intel_sdvo
, u8 val
)
751 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
754 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
755 const struct drm_display_mode
*mode
)
757 uint16_t width
, height
;
758 uint16_t h_blank_len
, h_sync_len
, v_blank_len
, v_sync_len
;
759 uint16_t h_sync_offset
, v_sync_offset
;
762 width
= mode
->hdisplay
;
763 height
= mode
->vdisplay
;
765 /* do some mode translations */
766 h_blank_len
= mode
->htotal
- mode
->hdisplay
;
767 h_sync_len
= mode
->hsync_end
- mode
->hsync_start
;
769 v_blank_len
= mode
->vtotal
- mode
->vdisplay
;
770 v_sync_len
= mode
->vsync_end
- mode
->vsync_start
;
772 h_sync_offset
= mode
->hsync_start
- mode
->hdisplay
;
773 v_sync_offset
= mode
->vsync_start
- mode
->vdisplay
;
775 mode_clock
= mode
->clock
;
776 mode_clock
/= intel_mode_get_pixel_multiplier(mode
) ?: 1;
778 dtd
->part1
.clock
= mode_clock
;
780 dtd
->part1
.h_active
= width
& 0xff;
781 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
782 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
783 ((h_blank_len
>> 8) & 0xf);
784 dtd
->part1
.v_active
= height
& 0xff;
785 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
786 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
787 ((v_blank_len
>> 8) & 0xf);
789 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
790 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
791 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
793 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
794 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
795 ((v_sync_len
& 0x30) >> 4);
797 dtd
->part2
.dtd_flags
= 0x18;
798 if (mode
->flags
& DRM_MODE_FLAG_INTERLACE
)
799 dtd
->part2
.dtd_flags
|= DTD_FLAG_INTERLACE
;
800 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
801 dtd
->part2
.dtd_flags
|= DTD_FLAG_HSYNC_POSITIVE
;
802 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
803 dtd
->part2
.dtd_flags
|= DTD_FLAG_VSYNC_POSITIVE
;
805 dtd
->part2
.sdvo_flags
= 0;
806 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
807 dtd
->part2
.reserved
= 0;
810 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
* mode
,
811 const struct intel_sdvo_dtd
*dtd
)
813 mode
->hdisplay
= dtd
->part1
.h_active
;
814 mode
->hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
815 mode
->hsync_start
= mode
->hdisplay
+ dtd
->part2
.h_sync_off
;
816 mode
->hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
817 mode
->hsync_end
= mode
->hsync_start
+ dtd
->part2
.h_sync_width
;
818 mode
->hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
819 mode
->htotal
= mode
->hdisplay
+ dtd
->part1
.h_blank
;
820 mode
->htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
822 mode
->vdisplay
= dtd
->part1
.v_active
;
823 mode
->vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
824 mode
->vsync_start
= mode
->vdisplay
;
825 mode
->vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
826 mode
->vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
827 mode
->vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
828 mode
->vsync_end
= mode
->vsync_start
+
829 (dtd
->part2
.v_sync_off_width
& 0xf);
830 mode
->vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
831 mode
->vtotal
= mode
->vdisplay
+ dtd
->part1
.v_blank
;
832 mode
->vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
834 mode
->clock
= dtd
->part1
.clock
* 10;
836 mode
->flags
&= ~(DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
);
837 if (dtd
->part2
.dtd_flags
& DTD_FLAG_INTERLACE
)
838 mode
->flags
|= DRM_MODE_FLAG_INTERLACE
;
839 if (dtd
->part2
.dtd_flags
& DTD_FLAG_HSYNC_POSITIVE
)
840 mode
->flags
|= DRM_MODE_FLAG_PHSYNC
;
841 if (dtd
->part2
.dtd_flags
& DTD_FLAG_VSYNC_POSITIVE
)
842 mode
->flags
|= DRM_MODE_FLAG_PVSYNC
;
845 static bool intel_sdvo_check_supp_encode(struct intel_sdvo
*intel_sdvo
)
847 struct intel_sdvo_encode encode
;
849 BUILD_BUG_ON(sizeof(encode
) != 2);
850 return intel_sdvo_get_value(intel_sdvo
,
851 SDVO_CMD_GET_SUPP_ENCODE
,
852 &encode
, sizeof(encode
));
855 static bool intel_sdvo_set_encode(struct intel_sdvo
*intel_sdvo
,
858 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
861 static bool intel_sdvo_set_colorimetry(struct intel_sdvo
*intel_sdvo
,
864 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
868 static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo
*intel_sdvo
)
871 uint8_t set_buf_index
[2];
877 intel_sdvo_get_value(encoder
, SDVO_CMD_GET_HBUF_AV_SPLIT
, &av_split
, 1);
879 for (i
= 0; i
<= av_split
; i
++) {
880 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
881 intel_sdvo_write_cmd(encoder
, SDVO_CMD_SET_HBUF_INDEX
,
883 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
884 intel_sdvo_read_response(encoder
, &buf_size
, 1);
887 for (j
= 0; j
<= buf_size
; j
+= 8) {
888 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_DATA
,
890 intel_sdvo_read_response(encoder
, pos
, 8);
897 static bool intel_sdvo_write_infoframe(struct intel_sdvo
*intel_sdvo
,
898 unsigned if_index
, uint8_t tx_rate
,
899 uint8_t *data
, unsigned length
)
901 uint8_t set_buf_index
[2] = { if_index
, 0 };
902 uint8_t hbuf_size
, tmp
[8];
905 if (!intel_sdvo_set_value(intel_sdvo
,
906 SDVO_CMD_SET_HBUF_INDEX
,
910 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HBUF_INFO
,
914 /* Buffer size is 0 based, hooray! */
917 DRM_DEBUG_KMS("writing sdvo hbuf: %i, hbuf_size %i, hbuf_size: %i\n",
918 if_index
, length
, hbuf_size
);
920 for (i
= 0; i
< hbuf_size
; i
+= 8) {
923 memcpy(tmp
, data
+ i
, min_t(unsigned, 8, length
- i
));
925 if (!intel_sdvo_set_value(intel_sdvo
,
926 SDVO_CMD_SET_HBUF_DATA
,
931 return intel_sdvo_set_value(intel_sdvo
,
932 SDVO_CMD_SET_HBUF_TXRATE
,
936 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo
*intel_sdvo
)
938 struct dip_infoframe avi_if
= {
939 .type
= DIP_TYPE_AVI
,
940 .ver
= DIP_VERSION_AVI
,
943 uint8_t sdvo_data
[4 + sizeof(avi_if
.body
.avi
)];
945 intel_dip_infoframe_csum(&avi_if
);
947 /* sdvo spec says that the ecc is handled by the hw, and it looks like
948 * we must not send the ecc field, either. */
949 memcpy(sdvo_data
, &avi_if
, 3);
950 sdvo_data
[3] = avi_if
.checksum
;
951 memcpy(&sdvo_data
[4], &avi_if
.body
, sizeof(avi_if
.body
.avi
));
953 return intel_sdvo_write_infoframe(intel_sdvo
, SDVO_HBUF_INDEX_AVI_IF
,
955 sdvo_data
, sizeof(sdvo_data
));
958 static bool intel_sdvo_set_tv_format(struct intel_sdvo
*intel_sdvo
)
960 struct intel_sdvo_tv_format format
;
963 format_map
= 1 << intel_sdvo
->tv_format_index
;
964 memset(&format
, 0, sizeof(format
));
965 memcpy(&format
, &format_map
, min(sizeof(format
), sizeof(format_map
)));
967 BUILD_BUG_ON(sizeof(format
) != 6);
968 return intel_sdvo_set_value(intel_sdvo
,
969 SDVO_CMD_SET_TV_FORMAT
,
970 &format
, sizeof(format
));
974 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo
*intel_sdvo
,
975 const struct drm_display_mode
*mode
)
977 struct intel_sdvo_dtd output_dtd
;
979 if (!intel_sdvo_set_target_output(intel_sdvo
,
980 intel_sdvo
->attached_output
))
983 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
984 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
990 /* Asks the sdvo controller for the preferred input mode given the output mode.
991 * Unfortunately we have to set up the full output mode to do that. */
993 intel_sdvo_get_preferred_input_mode(struct intel_sdvo
*intel_sdvo
,
994 const struct drm_display_mode
*mode
,
995 struct drm_display_mode
*adjusted_mode
)
997 struct intel_sdvo_dtd input_dtd
;
999 /* Reset the input timing to the screen. Assume always input 0. */
1000 if (!intel_sdvo_set_target_input(intel_sdvo
))
1003 if (!intel_sdvo_create_preferred_input_timing(intel_sdvo
,
1009 if (!intel_sdvo_get_preferred_input_timing(intel_sdvo
,
1013 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &input_dtd
);
1014 intel_sdvo
->dtd_sdvo_flags
= input_dtd
.part2
.sdvo_flags
;
1019 static bool intel_sdvo_mode_fixup(struct drm_encoder
*encoder
,
1020 const struct drm_display_mode
*mode
,
1021 struct drm_display_mode
*adjusted_mode
)
1023 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1026 /* We need to construct preferred input timings based on our
1027 * output timings. To do that, we have to set the output
1028 * timings, even though this isn't really the right place in
1029 * the sequence to do it. Oh well.
1031 if (intel_sdvo
->is_tv
) {
1032 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
, mode
))
1035 (void) intel_sdvo_get_preferred_input_mode(intel_sdvo
,
1038 } else if (intel_sdvo
->is_lvds
) {
1039 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
,
1040 intel_sdvo
->sdvo_lvds_fixed_mode
))
1043 (void) intel_sdvo_get_preferred_input_mode(intel_sdvo
,
1048 /* Make the CRTC code factor in the SDVO pixel multiplier. The
1049 * SDVO device will factor out the multiplier during mode_set.
1051 multiplier
= intel_sdvo_get_pixel_multiplier(adjusted_mode
);
1052 intel_mode_set_pixel_multiplier(adjusted_mode
, multiplier
);
1057 static void intel_sdvo_mode_set(struct drm_encoder
*encoder
,
1058 struct drm_display_mode
*mode
,
1059 struct drm_display_mode
*adjusted_mode
)
1061 struct drm_device
*dev
= encoder
->dev
;
1062 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1063 struct drm_crtc
*crtc
= encoder
->crtc
;
1064 struct intel_crtc
*intel_crtc
= to_intel_crtc(crtc
);
1065 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1067 struct intel_sdvo_in_out_map in_out
;
1068 struct intel_sdvo_dtd input_dtd
, output_dtd
;
1069 int pixel_multiplier
= intel_mode_get_pixel_multiplier(adjusted_mode
);
1075 /* First, set the input mapping for the first input to our controlled
1076 * output. This is only correct if we're a single-input device, in
1077 * which case the first input is the output from the appropriate SDVO
1078 * channel on the motherboard. In a two-input device, the first input
1079 * will be SDVOB and the second SDVOC.
1081 in_out
.in0
= intel_sdvo
->attached_output
;
1084 intel_sdvo_set_value(intel_sdvo
,
1085 SDVO_CMD_SET_IN_OUT_MAP
,
1086 &in_out
, sizeof(in_out
));
1088 /* Set the output timings to the screen */
1089 if (!intel_sdvo_set_target_output(intel_sdvo
,
1090 intel_sdvo
->attached_output
))
1093 /* lvds has a special fixed output timing. */
1094 if (intel_sdvo
->is_lvds
)
1095 intel_sdvo_get_dtd_from_mode(&output_dtd
,
1096 intel_sdvo
->sdvo_lvds_fixed_mode
);
1098 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
1099 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
1100 DRM_INFO("Setting output timings on %s failed\n",
1101 SDVO_NAME(intel_sdvo
));
1103 /* Set the input timing to the screen. Assume always input 0. */
1104 if (!intel_sdvo_set_target_input(intel_sdvo
))
1107 if (intel_sdvo
->has_hdmi_monitor
) {
1108 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_HDMI
);
1109 intel_sdvo_set_colorimetry(intel_sdvo
,
1110 SDVO_COLORIMETRY_RGB256
);
1111 intel_sdvo_set_avi_infoframe(intel_sdvo
);
1113 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_DVI
);
1115 if (intel_sdvo
->is_tv
&&
1116 !intel_sdvo_set_tv_format(intel_sdvo
))
1119 /* We have tried to get input timing in mode_fixup, and filled into
1122 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1123 if (intel_sdvo
->is_tv
|| intel_sdvo
->is_lvds
)
1124 input_dtd
.part2
.sdvo_flags
= intel_sdvo
->dtd_sdvo_flags
;
1125 if (!intel_sdvo_set_input_timing(intel_sdvo
, &input_dtd
))
1126 DRM_INFO("Setting input timings on %s failed\n",
1127 SDVO_NAME(intel_sdvo
));
1129 switch (pixel_multiplier
) {
1131 case 1: rate
= SDVO_CLOCK_RATE_MULT_1X
; break;
1132 case 2: rate
= SDVO_CLOCK_RATE_MULT_2X
; break;
1133 case 4: rate
= SDVO_CLOCK_RATE_MULT_4X
; break;
1135 if (!intel_sdvo_set_clock_rate_mult(intel_sdvo
, rate
))
1138 /* Set the SDVO control regs. */
1139 if (INTEL_INFO(dev
)->gen
>= 4) {
1140 /* The real mode polarity is set by the SDVO commands, using
1141 * struct intel_sdvo_dtd. */
1142 sdvox
= SDVO_VSYNC_ACTIVE_HIGH
| SDVO_HSYNC_ACTIVE_HIGH
;
1143 if (intel_sdvo
->is_hdmi
)
1144 sdvox
|= intel_sdvo
->color_range
;
1145 if (INTEL_INFO(dev
)->gen
< 5)
1146 sdvox
|= SDVO_BORDER_ENABLE
;
1148 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1149 switch (intel_sdvo
->sdvo_reg
) {
1151 sdvox
&= SDVOB_PRESERVE_MASK
;
1154 sdvox
&= SDVOC_PRESERVE_MASK
;
1157 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1160 if (INTEL_PCH_TYPE(dev
) >= PCH_CPT
)
1161 sdvox
|= TRANSCODER_CPT(intel_crtc
->pipe
);
1163 sdvox
|= TRANSCODER(intel_crtc
->pipe
);
1165 if (intel_sdvo
->has_hdmi_audio
)
1166 sdvox
|= SDVO_AUDIO_ENABLE
;
1168 if (INTEL_INFO(dev
)->gen
>= 4) {
1169 /* done in crtc_mode_set as the dpll_md reg must be written early */
1170 } else if (IS_I945G(dev
) || IS_I945GM(dev
) || IS_G33(dev
)) {
1171 /* done in crtc_mode_set as it lives inside the dpll register */
1173 sdvox
|= (pixel_multiplier
- 1) << SDVO_PORT_MULTIPLY_SHIFT
;
1176 if (input_dtd
.part2
.sdvo_flags
& SDVO_NEED_TO_STALL
&&
1177 INTEL_INFO(dev
)->gen
< 5)
1178 sdvox
|= SDVO_STALL_SELECT
;
1179 intel_sdvo_write_sdvox(intel_sdvo
, sdvox
);
1182 static bool intel_sdvo_connector_get_hw_state(struct intel_connector
*connector
)
1184 struct intel_sdvo_connector
*intel_sdvo_connector
=
1185 to_intel_sdvo_connector(&connector
->base
);
1186 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(&connector
->base
);
1189 intel_sdvo_get_active_outputs(intel_sdvo
, &active_outputs
);
1191 if (active_outputs
& intel_sdvo_connector
->output_flag
)
1197 static bool intel_sdvo_get_hw_state(struct intel_encoder
*encoder
,
1200 struct drm_device
*dev
= encoder
->base
.dev
;
1201 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1202 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1205 tmp
= I915_READ(intel_sdvo
->sdvo_reg
);
1207 if (!(tmp
& SDVO_ENABLE
))
1210 if (HAS_PCH_CPT(dev
))
1211 *pipe
= PORT_TO_PIPE_CPT(tmp
);
1213 *pipe
= PORT_TO_PIPE(tmp
);
1218 static void intel_disable_sdvo(struct intel_encoder
*encoder
)
1220 struct drm_i915_private
*dev_priv
= encoder
->base
.dev
->dev_private
;
1221 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1224 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1226 intel_sdvo_set_encoder_power_state(intel_sdvo
,
1229 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1230 if ((temp
& SDVO_ENABLE
) != 0) {
1231 intel_sdvo_write_sdvox(intel_sdvo
, temp
& ~SDVO_ENABLE
);
1235 static void intel_enable_sdvo(struct intel_encoder
*encoder
)
1237 struct drm_device
*dev
= encoder
->base
.dev
;
1238 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1239 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1240 struct intel_crtc
*intel_crtc
= to_intel_crtc(encoder
->base
.crtc
);
1242 bool input1
, input2
;
1246 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1247 if ((temp
& SDVO_ENABLE
) == 0)
1248 intel_sdvo_write_sdvox(intel_sdvo
, temp
| SDVO_ENABLE
);
1249 for (i
= 0; i
< 2; i
++)
1250 intel_wait_for_vblank(dev
, intel_crtc
->pipe
);
1252 status
= intel_sdvo_get_trained_inputs(intel_sdvo
, &input1
, &input2
);
1253 /* Warn if the device reported failure to sync.
1254 * A lot of SDVO devices fail to notify of sync, but it's
1255 * a given it the status is a success, we succeeded.
1257 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
) {
1258 DRM_DEBUG_KMS("First %s output reported failure to "
1259 "sync\n", SDVO_NAME(intel_sdvo
));
1263 intel_sdvo_set_encoder_power_state(intel_sdvo
,
1265 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1268 static void intel_sdvo_dpms(struct drm_connector
*connector
, int mode
)
1270 struct drm_crtc
*crtc
;
1271 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1273 /* dvo supports only 2 dpms states. */
1274 if (mode
!= DRM_MODE_DPMS_ON
)
1275 mode
= DRM_MODE_DPMS_OFF
;
1277 if (mode
== connector
->dpms
)
1280 connector
->dpms
= mode
;
1282 /* Only need to change hw state when actually enabled */
1283 crtc
= intel_sdvo
->base
.base
.crtc
;
1285 intel_sdvo
->base
.connectors_active
= false;
1289 if (mode
!= DRM_MODE_DPMS_ON
) {
1290 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1292 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1294 intel_sdvo
->base
.connectors_active
= false;
1296 intel_crtc_update_dpms(crtc
);
1298 intel_sdvo
->base
.connectors_active
= true;
1300 intel_crtc_update_dpms(crtc
);
1303 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1304 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1307 intel_modeset_check_state(connector
->dev
);
1310 static int intel_sdvo_mode_valid(struct drm_connector
*connector
,
1311 struct drm_display_mode
*mode
)
1313 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1315 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1316 return MODE_NO_DBLESCAN
;
1318 if (intel_sdvo
->pixel_clock_min
> mode
->clock
)
1319 return MODE_CLOCK_LOW
;
1321 if (intel_sdvo
->pixel_clock_max
< mode
->clock
)
1322 return MODE_CLOCK_HIGH
;
1324 if (intel_sdvo
->is_lvds
) {
1325 if (mode
->hdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
)
1328 if (mode
->vdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
)
1335 static bool intel_sdvo_get_capabilities(struct intel_sdvo
*intel_sdvo
, struct intel_sdvo_caps
*caps
)
1337 BUILD_BUG_ON(sizeof(*caps
) != 8);
1338 if (!intel_sdvo_get_value(intel_sdvo
,
1339 SDVO_CMD_GET_DEVICE_CAPS
,
1340 caps
, sizeof(*caps
)))
1343 DRM_DEBUG_KMS("SDVO capabilities:\n"
1346 " device_rev_id: %d\n"
1347 " sdvo_version_major: %d\n"
1348 " sdvo_version_minor: %d\n"
1349 " sdvo_inputs_mask: %d\n"
1350 " smooth_scaling: %d\n"
1351 " sharp_scaling: %d\n"
1353 " down_scaling: %d\n"
1354 " stall_support: %d\n"
1355 " output_flags: %d\n",
1358 caps
->device_rev_id
,
1359 caps
->sdvo_version_major
,
1360 caps
->sdvo_version_minor
,
1361 caps
->sdvo_inputs_mask
,
1362 caps
->smooth_scaling
,
1363 caps
->sharp_scaling
,
1366 caps
->stall_support
,
1367 caps
->output_flags
);
1372 static uint16_t intel_sdvo_get_hotplug_support(struct intel_sdvo
*intel_sdvo
)
1374 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
1377 /* HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise
1379 if (IS_I945G(dev
) || IS_I945GM(dev
))
1382 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
,
1383 &hotplug
, sizeof(hotplug
)))
1389 static void intel_sdvo_enable_hotplug(struct intel_encoder
*encoder
)
1391 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1393 intel_sdvo_write_cmd(intel_sdvo
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
,
1394 &intel_sdvo
->hotplug_active
, 2);
1398 intel_sdvo_multifunc_encoder(struct intel_sdvo
*intel_sdvo
)
1400 /* Is there more than one type of output? */
1401 return hweight16(intel_sdvo
->caps
.output_flags
) > 1;
1404 static struct edid
*
1405 intel_sdvo_get_edid(struct drm_connector
*connector
)
1407 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
1408 return drm_get_edid(connector
, &sdvo
->ddc
);
1411 /* Mac mini hack -- use the same DDC as the analog connector */
1412 static struct edid
*
1413 intel_sdvo_get_analog_edid(struct drm_connector
*connector
)
1415 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1417 return drm_get_edid(connector
,
1418 intel_gmbus_get_adapter(dev_priv
,
1419 dev_priv
->crt_ddc_pin
));
1422 static enum drm_connector_status
1423 intel_sdvo_tmds_sink_detect(struct drm_connector
*connector
)
1425 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1426 enum drm_connector_status status
;
1429 edid
= intel_sdvo_get_edid(connector
);
1431 if (edid
== NULL
&& intel_sdvo_multifunc_encoder(intel_sdvo
)) {
1432 u8 ddc
, saved_ddc
= intel_sdvo
->ddc_bus
;
1435 * Don't use the 1 as the argument of DDC bus switch to get
1436 * the EDID. It is used for SDVO SPD ROM.
1438 for (ddc
= intel_sdvo
->ddc_bus
>> 1; ddc
> 1; ddc
>>= 1) {
1439 intel_sdvo
->ddc_bus
= ddc
;
1440 edid
= intel_sdvo_get_edid(connector
);
1445 * If we found the EDID on the other bus,
1446 * assume that is the correct DDC bus.
1449 intel_sdvo
->ddc_bus
= saved_ddc
;
1453 * When there is no edid and no monitor is connected with VGA
1454 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1457 edid
= intel_sdvo_get_analog_edid(connector
);
1459 status
= connector_status_unknown
;
1461 /* DDC bus is shared, match EDID to connector type */
1462 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
) {
1463 status
= connector_status_connected
;
1464 if (intel_sdvo
->is_hdmi
) {
1465 intel_sdvo
->has_hdmi_monitor
= drm_detect_hdmi_monitor(edid
);
1466 intel_sdvo
->has_hdmi_audio
= drm_detect_monitor_audio(edid
);
1469 status
= connector_status_disconnected
;
1473 if (status
== connector_status_connected
) {
1474 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1475 if (intel_sdvo_connector
->force_audio
!= HDMI_AUDIO_AUTO
)
1476 intel_sdvo
->has_hdmi_audio
= (intel_sdvo_connector
->force_audio
== HDMI_AUDIO_ON
);
1483 intel_sdvo_connector_matches_edid(struct intel_sdvo_connector
*sdvo
,
1486 bool monitor_is_digital
= !!(edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1487 bool connector_is_digital
= !!IS_DIGITAL(sdvo
);
1489 DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n",
1490 connector_is_digital
, monitor_is_digital
);
1491 return connector_is_digital
== monitor_is_digital
;
1494 static enum drm_connector_status
1495 intel_sdvo_detect(struct drm_connector
*connector
, bool force
)
1498 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1499 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1500 enum drm_connector_status ret
;
1502 if (!intel_sdvo_write_cmd(intel_sdvo
,
1503 SDVO_CMD_GET_ATTACHED_DISPLAYS
, NULL
, 0))
1504 return connector_status_unknown
;
1506 /* add 30ms delay when the output type might be TV */
1507 if (intel_sdvo
->caps
.output_flags
& SDVO_TV_MASK
)
1510 if (!intel_sdvo_read_response(intel_sdvo
, &response
, 2))
1511 return connector_status_unknown
;
1513 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1514 response
& 0xff, response
>> 8,
1515 intel_sdvo_connector
->output_flag
);
1518 return connector_status_disconnected
;
1520 intel_sdvo
->attached_output
= response
;
1522 intel_sdvo
->has_hdmi_monitor
= false;
1523 intel_sdvo
->has_hdmi_audio
= false;
1525 if ((intel_sdvo_connector
->output_flag
& response
) == 0)
1526 ret
= connector_status_disconnected
;
1527 else if (IS_TMDS(intel_sdvo_connector
))
1528 ret
= intel_sdvo_tmds_sink_detect(connector
);
1532 /* if we have an edid check it matches the connection */
1533 edid
= intel_sdvo_get_edid(connector
);
1535 edid
= intel_sdvo_get_analog_edid(connector
);
1537 if (intel_sdvo_connector_matches_edid(intel_sdvo_connector
,
1539 ret
= connector_status_connected
;
1541 ret
= connector_status_disconnected
;
1545 ret
= connector_status_connected
;
1548 /* May update encoder flag for like clock for SDVO TV, etc.*/
1549 if (ret
== connector_status_connected
) {
1550 intel_sdvo
->is_tv
= false;
1551 intel_sdvo
->is_lvds
= false;
1552 intel_sdvo
->base
.needs_tv_clock
= false;
1554 if (response
& SDVO_TV_MASK
) {
1555 intel_sdvo
->is_tv
= true;
1556 intel_sdvo
->base
.needs_tv_clock
= true;
1558 if (response
& SDVO_LVDS_MASK
)
1559 intel_sdvo
->is_lvds
= intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
;
1565 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1569 /* set the bus switch and get the modes */
1570 edid
= intel_sdvo_get_edid(connector
);
1573 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1574 * link between analog and digital outputs. So, if the regular SDVO
1575 * DDC fails, check to see if the analog output is disconnected, in
1576 * which case we'll look there for the digital DDC data.
1579 edid
= intel_sdvo_get_analog_edid(connector
);
1582 if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector
),
1584 drm_mode_connector_update_edid_property(connector
, edid
);
1585 drm_add_edid_modes(connector
, edid
);
1593 * Set of SDVO TV modes.
1594 * Note! This is in reply order (see loop in get_tv_modes).
1595 * XXX: all 60Hz refresh?
1597 static const struct drm_display_mode sdvo_tv_modes
[] = {
1598 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1599 416, 0, 200, 201, 232, 233, 0,
1600 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1601 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1602 416, 0, 240, 241, 272, 273, 0,
1603 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1604 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1605 496, 0, 300, 301, 332, 333, 0,
1606 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1607 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1608 736, 0, 350, 351, 382, 383, 0,
1609 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1610 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1611 736, 0, 400, 401, 432, 433, 0,
1612 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1613 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1614 736, 0, 480, 481, 512, 513, 0,
1615 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1616 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1617 800, 0, 480, 481, 512, 513, 0,
1618 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1619 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1620 800, 0, 576, 577, 608, 609, 0,
1621 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1622 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1623 816, 0, 350, 351, 382, 383, 0,
1624 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1625 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1626 816, 0, 400, 401, 432, 433, 0,
1627 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1628 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1629 816, 0, 480, 481, 512, 513, 0,
1630 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1631 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1632 816, 0, 540, 541, 572, 573, 0,
1633 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1634 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1635 816, 0, 576, 577, 608, 609, 0,
1636 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1637 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1638 864, 0, 576, 577, 608, 609, 0,
1639 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1640 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1641 896, 0, 600, 601, 632, 633, 0,
1642 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1643 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1644 928, 0, 624, 625, 656, 657, 0,
1645 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1646 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1647 1016, 0, 766, 767, 798, 799, 0,
1648 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1649 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1650 1120, 0, 768, 769, 800, 801, 0,
1651 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1652 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1653 1376, 0, 1024, 1025, 1056, 1057, 0,
1654 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1657 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1659 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1660 struct intel_sdvo_sdtv_resolution_request tv_res
;
1661 uint32_t reply
= 0, format_map
= 0;
1664 /* Read the list of supported input resolutions for the selected TV
1667 format_map
= 1 << intel_sdvo
->tv_format_index
;
1668 memcpy(&tv_res
, &format_map
,
1669 min(sizeof(format_map
), sizeof(struct intel_sdvo_sdtv_resolution_request
)));
1671 if (!intel_sdvo_set_target_output(intel_sdvo
, intel_sdvo
->attached_output
))
1674 BUILD_BUG_ON(sizeof(tv_res
) != 3);
1675 if (!intel_sdvo_write_cmd(intel_sdvo
,
1676 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
1677 &tv_res
, sizeof(tv_res
)))
1679 if (!intel_sdvo_read_response(intel_sdvo
, &reply
, 3))
1682 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
1683 if (reply
& (1 << i
)) {
1684 struct drm_display_mode
*nmode
;
1685 nmode
= drm_mode_duplicate(connector
->dev
,
1688 drm_mode_probed_add(connector
, nmode
);
1692 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
1694 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1695 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1696 struct drm_display_mode
*newmode
;
1699 * Attempt to get the mode list from DDC.
1700 * Assume that the preferred modes are
1701 * arranged in priority order.
1703 intel_ddc_get_modes(connector
, intel_sdvo
->i2c
);
1704 if (list_empty(&connector
->probed_modes
) == false)
1707 /* Fetch modes from VBT */
1708 if (dev_priv
->sdvo_lvds_vbt_mode
!= NULL
) {
1709 newmode
= drm_mode_duplicate(connector
->dev
,
1710 dev_priv
->sdvo_lvds_vbt_mode
);
1711 if (newmode
!= NULL
) {
1712 /* Guarantee the mode is preferred */
1713 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
1714 DRM_MODE_TYPE_DRIVER
);
1715 drm_mode_probed_add(connector
, newmode
);
1720 list_for_each_entry(newmode
, &connector
->probed_modes
, head
) {
1721 if (newmode
->type
& DRM_MODE_TYPE_PREFERRED
) {
1722 intel_sdvo
->sdvo_lvds_fixed_mode
=
1723 drm_mode_duplicate(connector
->dev
, newmode
);
1725 intel_sdvo
->is_lvds
= true;
1732 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
1734 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1736 if (IS_TV(intel_sdvo_connector
))
1737 intel_sdvo_get_tv_modes(connector
);
1738 else if (IS_LVDS(intel_sdvo_connector
))
1739 intel_sdvo_get_lvds_modes(connector
);
1741 intel_sdvo_get_ddc_modes(connector
);
1743 return !list_empty(&connector
->probed_modes
);
1747 intel_sdvo_destroy_enhance_property(struct drm_connector
*connector
)
1749 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1750 struct drm_device
*dev
= connector
->dev
;
1752 if (intel_sdvo_connector
->left
)
1753 drm_property_destroy(dev
, intel_sdvo_connector
->left
);
1754 if (intel_sdvo_connector
->right
)
1755 drm_property_destroy(dev
, intel_sdvo_connector
->right
);
1756 if (intel_sdvo_connector
->top
)
1757 drm_property_destroy(dev
, intel_sdvo_connector
->top
);
1758 if (intel_sdvo_connector
->bottom
)
1759 drm_property_destroy(dev
, intel_sdvo_connector
->bottom
);
1760 if (intel_sdvo_connector
->hpos
)
1761 drm_property_destroy(dev
, intel_sdvo_connector
->hpos
);
1762 if (intel_sdvo_connector
->vpos
)
1763 drm_property_destroy(dev
, intel_sdvo_connector
->vpos
);
1764 if (intel_sdvo_connector
->saturation
)
1765 drm_property_destroy(dev
, intel_sdvo_connector
->saturation
);
1766 if (intel_sdvo_connector
->contrast
)
1767 drm_property_destroy(dev
, intel_sdvo_connector
->contrast
);
1768 if (intel_sdvo_connector
->hue
)
1769 drm_property_destroy(dev
, intel_sdvo_connector
->hue
);
1770 if (intel_sdvo_connector
->sharpness
)
1771 drm_property_destroy(dev
, intel_sdvo_connector
->sharpness
);
1772 if (intel_sdvo_connector
->flicker_filter
)
1773 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter
);
1774 if (intel_sdvo_connector
->flicker_filter_2d
)
1775 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_2d
);
1776 if (intel_sdvo_connector
->flicker_filter_adaptive
)
1777 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_adaptive
);
1778 if (intel_sdvo_connector
->tv_luma_filter
)
1779 drm_property_destroy(dev
, intel_sdvo_connector
->tv_luma_filter
);
1780 if (intel_sdvo_connector
->tv_chroma_filter
)
1781 drm_property_destroy(dev
, intel_sdvo_connector
->tv_chroma_filter
);
1782 if (intel_sdvo_connector
->dot_crawl
)
1783 drm_property_destroy(dev
, intel_sdvo_connector
->dot_crawl
);
1784 if (intel_sdvo_connector
->brightness
)
1785 drm_property_destroy(dev
, intel_sdvo_connector
->brightness
);
1788 static void intel_sdvo_destroy(struct drm_connector
*connector
)
1790 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1792 if (intel_sdvo_connector
->tv_format
)
1793 drm_property_destroy(connector
->dev
,
1794 intel_sdvo_connector
->tv_format
);
1796 intel_sdvo_destroy_enhance_property(connector
);
1797 drm_sysfs_connector_remove(connector
);
1798 drm_connector_cleanup(connector
);
1802 static bool intel_sdvo_detect_hdmi_audio(struct drm_connector
*connector
)
1804 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1806 bool has_audio
= false;
1808 if (!intel_sdvo
->is_hdmi
)
1811 edid
= intel_sdvo_get_edid(connector
);
1812 if (edid
!= NULL
&& edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1813 has_audio
= drm_detect_monitor_audio(edid
);
1820 intel_sdvo_set_property(struct drm_connector
*connector
,
1821 struct drm_property
*property
,
1824 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1825 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1826 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1827 uint16_t temp_value
;
1831 ret
= drm_connector_property_set_value(connector
, property
, val
);
1835 if (property
== dev_priv
->force_audio_property
) {
1839 if (i
== intel_sdvo_connector
->force_audio
)
1842 intel_sdvo_connector
->force_audio
= i
;
1844 if (i
== HDMI_AUDIO_AUTO
)
1845 has_audio
= intel_sdvo_detect_hdmi_audio(connector
);
1847 has_audio
= (i
== HDMI_AUDIO_ON
);
1849 if (has_audio
== intel_sdvo
->has_hdmi_audio
)
1852 intel_sdvo
->has_hdmi_audio
= has_audio
;
1856 if (property
== dev_priv
->broadcast_rgb_property
) {
1857 if (val
== !!intel_sdvo
->color_range
)
1860 intel_sdvo
->color_range
= val
? SDVO_COLOR_RANGE_16_235
: 0;
1864 #define CHECK_PROPERTY(name, NAME) \
1865 if (intel_sdvo_connector->name == property) { \
1866 if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
1867 if (intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1868 cmd = SDVO_CMD_SET_##NAME; \
1869 intel_sdvo_connector->cur_##name = temp_value; \
1873 if (property
== intel_sdvo_connector
->tv_format
) {
1874 if (val
>= TV_FORMAT_NUM
)
1877 if (intel_sdvo
->tv_format_index
==
1878 intel_sdvo_connector
->tv_format_supported
[val
])
1881 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[val
];
1883 } else if (IS_TV_OR_LVDS(intel_sdvo_connector
)) {
1885 if (intel_sdvo_connector
->left
== property
) {
1886 drm_connector_property_set_value(connector
,
1887 intel_sdvo_connector
->right
, val
);
1888 if (intel_sdvo_connector
->left_margin
== temp_value
)
1891 intel_sdvo_connector
->left_margin
= temp_value
;
1892 intel_sdvo_connector
->right_margin
= temp_value
;
1893 temp_value
= intel_sdvo_connector
->max_hscan
-
1894 intel_sdvo_connector
->left_margin
;
1895 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1897 } else if (intel_sdvo_connector
->right
== property
) {
1898 drm_connector_property_set_value(connector
,
1899 intel_sdvo_connector
->left
, val
);
1900 if (intel_sdvo_connector
->right_margin
== temp_value
)
1903 intel_sdvo_connector
->left_margin
= temp_value
;
1904 intel_sdvo_connector
->right_margin
= temp_value
;
1905 temp_value
= intel_sdvo_connector
->max_hscan
-
1906 intel_sdvo_connector
->left_margin
;
1907 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1909 } else if (intel_sdvo_connector
->top
== property
) {
1910 drm_connector_property_set_value(connector
,
1911 intel_sdvo_connector
->bottom
, val
);
1912 if (intel_sdvo_connector
->top_margin
== temp_value
)
1915 intel_sdvo_connector
->top_margin
= temp_value
;
1916 intel_sdvo_connector
->bottom_margin
= temp_value
;
1917 temp_value
= intel_sdvo_connector
->max_vscan
-
1918 intel_sdvo_connector
->top_margin
;
1919 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1921 } else if (intel_sdvo_connector
->bottom
== property
) {
1922 drm_connector_property_set_value(connector
,
1923 intel_sdvo_connector
->top
, val
);
1924 if (intel_sdvo_connector
->bottom_margin
== temp_value
)
1927 intel_sdvo_connector
->top_margin
= temp_value
;
1928 intel_sdvo_connector
->bottom_margin
= temp_value
;
1929 temp_value
= intel_sdvo_connector
->max_vscan
-
1930 intel_sdvo_connector
->top_margin
;
1931 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1934 CHECK_PROPERTY(hpos
, HPOS
)
1935 CHECK_PROPERTY(vpos
, VPOS
)
1936 CHECK_PROPERTY(saturation
, SATURATION
)
1937 CHECK_PROPERTY(contrast
, CONTRAST
)
1938 CHECK_PROPERTY(hue
, HUE
)
1939 CHECK_PROPERTY(brightness
, BRIGHTNESS
)
1940 CHECK_PROPERTY(sharpness
, SHARPNESS
)
1941 CHECK_PROPERTY(flicker_filter
, FLICKER_FILTER
)
1942 CHECK_PROPERTY(flicker_filter_2d
, FLICKER_FILTER_2D
)
1943 CHECK_PROPERTY(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
)
1944 CHECK_PROPERTY(tv_chroma_filter
, TV_CHROMA_FILTER
)
1945 CHECK_PROPERTY(tv_luma_filter
, TV_LUMA_FILTER
)
1946 CHECK_PROPERTY(dot_crawl
, DOT_CRAWL
)
1949 return -EINVAL
; /* unknown property */
1952 if (!intel_sdvo_set_value(intel_sdvo
, cmd
, &temp_value
, 2))
1957 if (intel_sdvo
->base
.base
.crtc
) {
1958 struct drm_crtc
*crtc
= intel_sdvo
->base
.base
.crtc
;
1959 intel_set_mode(crtc
, &crtc
->mode
,
1960 crtc
->x
, crtc
->y
, crtc
->fb
);
1964 #undef CHECK_PROPERTY
1967 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs
= {
1968 .mode_fixup
= intel_sdvo_mode_fixup
,
1969 .mode_set
= intel_sdvo_mode_set
,
1970 .disable
= intel_encoder_noop
,
1973 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
1974 .dpms
= intel_sdvo_dpms
,
1975 .detect
= intel_sdvo_detect
,
1976 .fill_modes
= drm_helper_probe_single_connector_modes
,
1977 .set_property
= intel_sdvo_set_property
,
1978 .destroy
= intel_sdvo_destroy
,
1981 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
1982 .get_modes
= intel_sdvo_get_modes
,
1983 .mode_valid
= intel_sdvo_mode_valid
,
1984 .best_encoder
= intel_best_encoder
,
1987 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
1989 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1991 if (intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
)
1992 drm_mode_destroy(encoder
->dev
,
1993 intel_sdvo
->sdvo_lvds_fixed_mode
);
1995 i2c_del_adapter(&intel_sdvo
->ddc
);
1996 intel_encoder_destroy(encoder
);
1999 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
2000 .destroy
= intel_sdvo_enc_destroy
,
2004 intel_sdvo_guess_ddc_bus(struct intel_sdvo
*sdvo
)
2007 unsigned int num_bits
;
2009 /* Make a mask of outputs less than or equal to our own priority in the
2012 switch (sdvo
->controlled_output
) {
2013 case SDVO_OUTPUT_LVDS1
:
2014 mask
|= SDVO_OUTPUT_LVDS1
;
2015 case SDVO_OUTPUT_LVDS0
:
2016 mask
|= SDVO_OUTPUT_LVDS0
;
2017 case SDVO_OUTPUT_TMDS1
:
2018 mask
|= SDVO_OUTPUT_TMDS1
;
2019 case SDVO_OUTPUT_TMDS0
:
2020 mask
|= SDVO_OUTPUT_TMDS0
;
2021 case SDVO_OUTPUT_RGB1
:
2022 mask
|= SDVO_OUTPUT_RGB1
;
2023 case SDVO_OUTPUT_RGB0
:
2024 mask
|= SDVO_OUTPUT_RGB0
;
2028 /* Count bits to find what number we are in the priority list. */
2029 mask
&= sdvo
->caps
.output_flags
;
2030 num_bits
= hweight16(mask
);
2031 /* If more than 3 outputs, default to DDC bus 3 for now. */
2035 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
2036 sdvo
->ddc_bus
= 1 << num_bits
;
2040 * Choose the appropriate DDC bus for control bus switch command for this
2041 * SDVO output based on the controlled output.
2043 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
2044 * outputs, then LVDS outputs.
2047 intel_sdvo_select_ddc_bus(struct drm_i915_private
*dev_priv
,
2048 struct intel_sdvo
*sdvo
, u32 reg
)
2050 struct sdvo_device_mapping
*mapping
;
2053 mapping
= &(dev_priv
->sdvo_mappings
[0]);
2055 mapping
= &(dev_priv
->sdvo_mappings
[1]);
2057 if (mapping
->initialized
)
2058 sdvo
->ddc_bus
= 1 << ((mapping
->ddc_pin
& 0xf0) >> 4);
2060 intel_sdvo_guess_ddc_bus(sdvo
);
2064 intel_sdvo_select_i2c_bus(struct drm_i915_private
*dev_priv
,
2065 struct intel_sdvo
*sdvo
, u32 reg
)
2067 struct sdvo_device_mapping
*mapping
;
2071 mapping
= &dev_priv
->sdvo_mappings
[0];
2073 mapping
= &dev_priv
->sdvo_mappings
[1];
2075 pin
= GMBUS_PORT_DPB
;
2076 if (mapping
->initialized
)
2077 pin
= mapping
->i2c_pin
;
2079 if (intel_gmbus_is_port_valid(pin
)) {
2080 sdvo
->i2c
= intel_gmbus_get_adapter(dev_priv
, pin
);
2081 intel_gmbus_set_speed(sdvo
->i2c
, GMBUS_RATE_1MHZ
);
2082 intel_gmbus_force_bit(sdvo
->i2c
, true);
2084 sdvo
->i2c
= intel_gmbus_get_adapter(dev_priv
, GMBUS_PORT_DPB
);
2089 intel_sdvo_is_hdmi_connector(struct intel_sdvo
*intel_sdvo
, int device
)
2091 return intel_sdvo_check_supp_encode(intel_sdvo
);
2095 intel_sdvo_get_slave_addr(struct drm_device
*dev
, struct intel_sdvo
*sdvo
)
2097 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
2098 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
2100 if (sdvo
->is_sdvob
) {
2101 my_mapping
= &dev_priv
->sdvo_mappings
[0];
2102 other_mapping
= &dev_priv
->sdvo_mappings
[1];
2104 my_mapping
= &dev_priv
->sdvo_mappings
[1];
2105 other_mapping
= &dev_priv
->sdvo_mappings
[0];
2108 /* If the BIOS described our SDVO device, take advantage of it. */
2109 if (my_mapping
->slave_addr
)
2110 return my_mapping
->slave_addr
;
2112 /* If the BIOS only described a different SDVO device, use the
2113 * address that it isn't using.
2115 if (other_mapping
->slave_addr
) {
2116 if (other_mapping
->slave_addr
== 0x70)
2122 /* No SDVO device info is found for another DVO port,
2123 * so use mapping assumption we had before BIOS parsing.
2132 intel_sdvo_connector_init(struct intel_sdvo_connector
*connector
,
2133 struct intel_sdvo
*encoder
)
2135 drm_connector_init(encoder
->base
.base
.dev
,
2136 &connector
->base
.base
,
2137 &intel_sdvo_connector_funcs
,
2138 connector
->base
.base
.connector_type
);
2140 drm_connector_helper_add(&connector
->base
.base
,
2141 &intel_sdvo_connector_helper_funcs
);
2143 connector
->base
.base
.interlace_allowed
= 1;
2144 connector
->base
.base
.doublescan_allowed
= 0;
2145 connector
->base
.base
.display_info
.subpixel_order
= SubPixelHorizontalRGB
;
2146 connector
->base
.get_hw_state
= intel_sdvo_connector_get_hw_state
;
2148 intel_connector_attach_encoder(&connector
->base
, &encoder
->base
);
2149 drm_sysfs_connector_add(&connector
->base
.base
);
2153 intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector
*connector
)
2155 struct drm_device
*dev
= connector
->base
.base
.dev
;
2157 intel_attach_force_audio_property(&connector
->base
.base
);
2158 if (INTEL_INFO(dev
)->gen
>= 4 && IS_MOBILE(dev
))
2159 intel_attach_broadcast_rgb_property(&connector
->base
.base
);
2163 intel_sdvo_dvi_init(struct intel_sdvo
*intel_sdvo
, int device
)
2165 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2166 struct drm_connector
*connector
;
2167 struct intel_encoder
*intel_encoder
= to_intel_encoder(encoder
);
2168 struct intel_connector
*intel_connector
;
2169 struct intel_sdvo_connector
*intel_sdvo_connector
;
2171 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2172 if (!intel_sdvo_connector
)
2176 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS0
;
2177 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS0
;
2178 } else if (device
== 1) {
2179 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS1
;
2180 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS1
;
2183 intel_connector
= &intel_sdvo_connector
->base
;
2184 connector
= &intel_connector
->base
;
2185 if (intel_sdvo_get_hotplug_support(intel_sdvo
) &
2186 intel_sdvo_connector
->output_flag
) {
2187 connector
->polled
= DRM_CONNECTOR_POLL_HPD
;
2188 intel_sdvo
->hotplug_active
|= intel_sdvo_connector
->output_flag
;
2189 /* Some SDVO devices have one-shot hotplug interrupts.
2190 * Ensure that they get re-enabled when an interrupt happens.
2192 intel_encoder
->hot_plug
= intel_sdvo_enable_hotplug
;
2193 intel_sdvo_enable_hotplug(intel_encoder
);
2195 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
| DRM_CONNECTOR_POLL_DISCONNECT
;
2197 encoder
->encoder_type
= DRM_MODE_ENCODER_TMDS
;
2198 connector
->connector_type
= DRM_MODE_CONNECTOR_DVID
;
2200 if (intel_sdvo_is_hdmi_connector(intel_sdvo
, device
)) {
2201 connector
->connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
2202 intel_sdvo
->is_hdmi
= true;
2205 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2206 if (intel_sdvo
->is_hdmi
)
2207 intel_sdvo_add_hdmi_properties(intel_sdvo_connector
);
2213 intel_sdvo_tv_init(struct intel_sdvo
*intel_sdvo
, int type
)
2215 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2216 struct drm_connector
*connector
;
2217 struct intel_connector
*intel_connector
;
2218 struct intel_sdvo_connector
*intel_sdvo_connector
;
2220 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2221 if (!intel_sdvo_connector
)
2224 intel_connector
= &intel_sdvo_connector
->base
;
2225 connector
= &intel_connector
->base
;
2226 encoder
->encoder_type
= DRM_MODE_ENCODER_TVDAC
;
2227 connector
->connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
2229 intel_sdvo
->controlled_output
|= type
;
2230 intel_sdvo_connector
->output_flag
= type
;
2232 intel_sdvo
->is_tv
= true;
2233 intel_sdvo
->base
.needs_tv_clock
= true;
2235 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2237 if (!intel_sdvo_tv_create_property(intel_sdvo
, intel_sdvo_connector
, type
))
2240 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2246 intel_sdvo_destroy(connector
);
2251 intel_sdvo_analog_init(struct intel_sdvo
*intel_sdvo
, int device
)
2253 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2254 struct drm_connector
*connector
;
2255 struct intel_connector
*intel_connector
;
2256 struct intel_sdvo_connector
*intel_sdvo_connector
;
2258 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2259 if (!intel_sdvo_connector
)
2262 intel_connector
= &intel_sdvo_connector
->base
;
2263 connector
= &intel_connector
->base
;
2264 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
2265 encoder
->encoder_type
= DRM_MODE_ENCODER_DAC
;
2266 connector
->connector_type
= DRM_MODE_CONNECTOR_VGA
;
2269 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB0
;
2270 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB0
;
2271 } else if (device
== 1) {
2272 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB1
;
2273 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB1
;
2276 intel_sdvo_connector_init(intel_sdvo_connector
,
2282 intel_sdvo_lvds_init(struct intel_sdvo
*intel_sdvo
, int device
)
2284 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2285 struct drm_connector
*connector
;
2286 struct intel_connector
*intel_connector
;
2287 struct intel_sdvo_connector
*intel_sdvo_connector
;
2289 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2290 if (!intel_sdvo_connector
)
2293 intel_connector
= &intel_sdvo_connector
->base
;
2294 connector
= &intel_connector
->base
;
2295 encoder
->encoder_type
= DRM_MODE_ENCODER_LVDS
;
2296 connector
->connector_type
= DRM_MODE_CONNECTOR_LVDS
;
2299 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS0
;
2300 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS0
;
2301 } else if (device
== 1) {
2302 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS1
;
2303 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS1
;
2306 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2307 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2313 intel_sdvo_destroy(connector
);
2318 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
)
2320 intel_sdvo
->is_tv
= false;
2321 intel_sdvo
->base
.needs_tv_clock
= false;
2322 intel_sdvo
->is_lvds
= false;
2324 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2326 if (flags
& SDVO_OUTPUT_TMDS0
)
2327 if (!intel_sdvo_dvi_init(intel_sdvo
, 0))
2330 if ((flags
& SDVO_TMDS_MASK
) == SDVO_TMDS_MASK
)
2331 if (!intel_sdvo_dvi_init(intel_sdvo
, 1))
2334 /* TV has no XXX1 function block */
2335 if (flags
& SDVO_OUTPUT_SVID0
)
2336 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_SVID0
))
2339 if (flags
& SDVO_OUTPUT_CVBS0
)
2340 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_CVBS0
))
2343 if (flags
& SDVO_OUTPUT_YPRPB0
)
2344 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_YPRPB0
))
2347 if (flags
& SDVO_OUTPUT_RGB0
)
2348 if (!intel_sdvo_analog_init(intel_sdvo
, 0))
2351 if ((flags
& SDVO_RGB_MASK
) == SDVO_RGB_MASK
)
2352 if (!intel_sdvo_analog_init(intel_sdvo
, 1))
2355 if (flags
& SDVO_OUTPUT_LVDS0
)
2356 if (!intel_sdvo_lvds_init(intel_sdvo
, 0))
2359 if ((flags
& SDVO_LVDS_MASK
) == SDVO_LVDS_MASK
)
2360 if (!intel_sdvo_lvds_init(intel_sdvo
, 1))
2363 if ((flags
& SDVO_OUTPUT_MASK
) == 0) {
2364 unsigned char bytes
[2];
2366 intel_sdvo
->controlled_output
= 0;
2367 memcpy(bytes
, &intel_sdvo
->caps
.output_flags
, 2);
2368 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2369 SDVO_NAME(intel_sdvo
),
2370 bytes
[0], bytes
[1]);
2373 intel_sdvo
->base
.crtc_mask
= (1 << 0) | (1 << 1) | (1 << 2);
2378 static void intel_sdvo_output_cleanup(struct intel_sdvo
*intel_sdvo
)
2380 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2381 struct drm_connector
*connector
, *tmp
;
2383 list_for_each_entry_safe(connector
, tmp
,
2384 &dev
->mode_config
.connector_list
, head
) {
2385 if (intel_attached_encoder(connector
) == &intel_sdvo
->base
)
2386 intel_sdvo_destroy(connector
);
2390 static bool intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
2391 struct intel_sdvo_connector
*intel_sdvo_connector
,
2394 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2395 struct intel_sdvo_tv_format format
;
2396 uint32_t format_map
, i
;
2398 if (!intel_sdvo_set_target_output(intel_sdvo
, type
))
2401 BUILD_BUG_ON(sizeof(format
) != 6);
2402 if (!intel_sdvo_get_value(intel_sdvo
,
2403 SDVO_CMD_GET_SUPPORTED_TV_FORMATS
,
2404 &format
, sizeof(format
)))
2407 memcpy(&format_map
, &format
, min(sizeof(format_map
), sizeof(format
)));
2409 if (format_map
== 0)
2412 intel_sdvo_connector
->format_supported_num
= 0;
2413 for (i
= 0 ; i
< TV_FORMAT_NUM
; i
++)
2414 if (format_map
& (1 << i
))
2415 intel_sdvo_connector
->tv_format_supported
[intel_sdvo_connector
->format_supported_num
++] = i
;
2418 intel_sdvo_connector
->tv_format
=
2419 drm_property_create(dev
, DRM_MODE_PROP_ENUM
,
2420 "mode", intel_sdvo_connector
->format_supported_num
);
2421 if (!intel_sdvo_connector
->tv_format
)
2424 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2425 drm_property_add_enum(
2426 intel_sdvo_connector
->tv_format
, i
,
2427 i
, tv_format_names
[intel_sdvo_connector
->tv_format_supported
[i
]]);
2429 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[0];
2430 drm_connector_attach_property(&intel_sdvo_connector
->base
.base
,
2431 intel_sdvo_connector
->tv_format
, 0);
2436 #define ENHANCEMENT(name, NAME) do { \
2437 if (enhancements.name) { \
2438 if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2439 !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2441 intel_sdvo_connector->max_##name = data_value[0]; \
2442 intel_sdvo_connector->cur_##name = response; \
2443 intel_sdvo_connector->name = \
2444 drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
2445 if (!intel_sdvo_connector->name) return false; \
2446 drm_connector_attach_property(connector, \
2447 intel_sdvo_connector->name, \
2448 intel_sdvo_connector->cur_##name); \
2449 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2450 data_value[0], data_value[1], response); \
2455 intel_sdvo_create_enhance_property_tv(struct intel_sdvo
*intel_sdvo
,
2456 struct intel_sdvo_connector
*intel_sdvo_connector
,
2457 struct intel_sdvo_enhancements_reply enhancements
)
2459 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2460 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2461 uint16_t response
, data_value
[2];
2463 /* when horizontal overscan is supported, Add the left/right property */
2464 if (enhancements
.overscan_h
) {
2465 if (!intel_sdvo_get_value(intel_sdvo
,
2466 SDVO_CMD_GET_MAX_OVERSCAN_H
,
2470 if (!intel_sdvo_get_value(intel_sdvo
,
2471 SDVO_CMD_GET_OVERSCAN_H
,
2475 intel_sdvo_connector
->max_hscan
= data_value
[0];
2476 intel_sdvo_connector
->left_margin
= data_value
[0] - response
;
2477 intel_sdvo_connector
->right_margin
= intel_sdvo_connector
->left_margin
;
2478 intel_sdvo_connector
->left
=
2479 drm_property_create_range(dev
, 0, "left_margin", 0, data_value
[0]);
2480 if (!intel_sdvo_connector
->left
)
2483 drm_connector_attach_property(connector
,
2484 intel_sdvo_connector
->left
,
2485 intel_sdvo_connector
->left_margin
);
2487 intel_sdvo_connector
->right
=
2488 drm_property_create_range(dev
, 0, "right_margin", 0, data_value
[0]);
2489 if (!intel_sdvo_connector
->right
)
2492 drm_connector_attach_property(connector
,
2493 intel_sdvo_connector
->right
,
2494 intel_sdvo_connector
->right_margin
);
2495 DRM_DEBUG_KMS("h_overscan: max %d, "
2496 "default %d, current %d\n",
2497 data_value
[0], data_value
[1], response
);
2500 if (enhancements
.overscan_v
) {
2501 if (!intel_sdvo_get_value(intel_sdvo
,
2502 SDVO_CMD_GET_MAX_OVERSCAN_V
,
2506 if (!intel_sdvo_get_value(intel_sdvo
,
2507 SDVO_CMD_GET_OVERSCAN_V
,
2511 intel_sdvo_connector
->max_vscan
= data_value
[0];
2512 intel_sdvo_connector
->top_margin
= data_value
[0] - response
;
2513 intel_sdvo_connector
->bottom_margin
= intel_sdvo_connector
->top_margin
;
2514 intel_sdvo_connector
->top
=
2515 drm_property_create_range(dev
, 0,
2516 "top_margin", 0, data_value
[0]);
2517 if (!intel_sdvo_connector
->top
)
2520 drm_connector_attach_property(connector
,
2521 intel_sdvo_connector
->top
,
2522 intel_sdvo_connector
->top_margin
);
2524 intel_sdvo_connector
->bottom
=
2525 drm_property_create_range(dev
, 0,
2526 "bottom_margin", 0, data_value
[0]);
2527 if (!intel_sdvo_connector
->bottom
)
2530 drm_connector_attach_property(connector
,
2531 intel_sdvo_connector
->bottom
,
2532 intel_sdvo_connector
->bottom_margin
);
2533 DRM_DEBUG_KMS("v_overscan: max %d, "
2534 "default %d, current %d\n",
2535 data_value
[0], data_value
[1], response
);
2538 ENHANCEMENT(hpos
, HPOS
);
2539 ENHANCEMENT(vpos
, VPOS
);
2540 ENHANCEMENT(saturation
, SATURATION
);
2541 ENHANCEMENT(contrast
, CONTRAST
);
2542 ENHANCEMENT(hue
, HUE
);
2543 ENHANCEMENT(sharpness
, SHARPNESS
);
2544 ENHANCEMENT(brightness
, BRIGHTNESS
);
2545 ENHANCEMENT(flicker_filter
, FLICKER_FILTER
);
2546 ENHANCEMENT(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
2547 ENHANCEMENT(flicker_filter_2d
, FLICKER_FILTER_2D
);
2548 ENHANCEMENT(tv_chroma_filter
, TV_CHROMA_FILTER
);
2549 ENHANCEMENT(tv_luma_filter
, TV_LUMA_FILTER
);
2551 if (enhancements
.dot_crawl
) {
2552 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_DOT_CRAWL
, &response
, 2))
2555 intel_sdvo_connector
->max_dot_crawl
= 1;
2556 intel_sdvo_connector
->cur_dot_crawl
= response
& 0x1;
2557 intel_sdvo_connector
->dot_crawl
=
2558 drm_property_create_range(dev
, 0, "dot_crawl", 0, 1);
2559 if (!intel_sdvo_connector
->dot_crawl
)
2562 drm_connector_attach_property(connector
,
2563 intel_sdvo_connector
->dot_crawl
,
2564 intel_sdvo_connector
->cur_dot_crawl
);
2565 DRM_DEBUG_KMS("dot crawl: current %d\n", response
);
2572 intel_sdvo_create_enhance_property_lvds(struct intel_sdvo
*intel_sdvo
,
2573 struct intel_sdvo_connector
*intel_sdvo_connector
,
2574 struct intel_sdvo_enhancements_reply enhancements
)
2576 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2577 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2578 uint16_t response
, data_value
[2];
2580 ENHANCEMENT(brightness
, BRIGHTNESS
);
2586 static bool intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
2587 struct intel_sdvo_connector
*intel_sdvo_connector
)
2590 struct intel_sdvo_enhancements_reply reply
;
2594 BUILD_BUG_ON(sizeof(enhancements
) != 2);
2596 enhancements
.response
= 0;
2597 intel_sdvo_get_value(intel_sdvo
,
2598 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
,
2599 &enhancements
, sizeof(enhancements
));
2600 if (enhancements
.response
== 0) {
2601 DRM_DEBUG_KMS("No enhancement is supported\n");
2605 if (IS_TV(intel_sdvo_connector
))
2606 return intel_sdvo_create_enhance_property_tv(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2607 else if (IS_LVDS(intel_sdvo_connector
))
2608 return intel_sdvo_create_enhance_property_lvds(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2613 static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter
*adapter
,
2614 struct i2c_msg
*msgs
,
2617 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2619 if (!intel_sdvo_set_control_bus_switch(sdvo
, sdvo
->ddc_bus
))
2622 return sdvo
->i2c
->algo
->master_xfer(sdvo
->i2c
, msgs
, num
);
2625 static u32
intel_sdvo_ddc_proxy_func(struct i2c_adapter
*adapter
)
2627 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2628 return sdvo
->i2c
->algo
->functionality(sdvo
->i2c
);
2631 static const struct i2c_algorithm intel_sdvo_ddc_proxy
= {
2632 .master_xfer
= intel_sdvo_ddc_proxy_xfer
,
2633 .functionality
= intel_sdvo_ddc_proxy_func
2637 intel_sdvo_init_ddc_proxy(struct intel_sdvo
*sdvo
,
2638 struct drm_device
*dev
)
2640 sdvo
->ddc
.owner
= THIS_MODULE
;
2641 sdvo
->ddc
.class = I2C_CLASS_DDC
;
2642 snprintf(sdvo
->ddc
.name
, I2C_NAME_SIZE
, "SDVO DDC proxy");
2643 sdvo
->ddc
.dev
.parent
= &dev
->pdev
->dev
;
2644 sdvo
->ddc
.algo_data
= sdvo
;
2645 sdvo
->ddc
.algo
= &intel_sdvo_ddc_proxy
;
2647 return i2c_add_adapter(&sdvo
->ddc
) == 0;
2650 bool intel_sdvo_init(struct drm_device
*dev
, uint32_t sdvo_reg
, bool is_sdvob
)
2652 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
2653 struct intel_encoder
*intel_encoder
;
2654 struct intel_sdvo
*intel_sdvo
;
2658 intel_sdvo
= kzalloc(sizeof(struct intel_sdvo
), GFP_KERNEL
);
2662 intel_sdvo
->sdvo_reg
= sdvo_reg
;
2663 intel_sdvo
->is_sdvob
= is_sdvob
;
2664 intel_sdvo
->slave_addr
= intel_sdvo_get_slave_addr(dev
, intel_sdvo
) >> 1;
2665 intel_sdvo_select_i2c_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2666 if (!intel_sdvo_init_ddc_proxy(intel_sdvo
, dev
)) {
2671 /* encoder type will be decided later */
2672 intel_encoder
= &intel_sdvo
->base
;
2673 intel_encoder
->type
= INTEL_OUTPUT_SDVO
;
2674 drm_encoder_init(dev
, &intel_encoder
->base
, &intel_sdvo_enc_funcs
, 0);
2676 /* Read the regs to test if we can talk to the device */
2677 for (i
= 0; i
< 0x40; i
++) {
2680 if (!intel_sdvo_read_byte(intel_sdvo
, i
, &byte
)) {
2681 DRM_DEBUG_KMS("No SDVO device found on %s\n",
2682 SDVO_NAME(intel_sdvo
));
2689 hotplug_mask
= intel_sdvo
->is_sdvob
?
2690 SDVOB_HOTPLUG_INT_STATUS_G4X
: SDVOC_HOTPLUG_INT_STATUS_G4X
;
2691 } else if (IS_GEN4(dev
)) {
2692 hotplug_mask
= intel_sdvo
->is_sdvob
?
2693 SDVOB_HOTPLUG_INT_STATUS_I965
: SDVOC_HOTPLUG_INT_STATUS_I965
;
2695 hotplug_mask
= intel_sdvo
->is_sdvob
?
2696 SDVOB_HOTPLUG_INT_STATUS_I915
: SDVOC_HOTPLUG_INT_STATUS_I915
;
2699 drm_encoder_helper_add(&intel_encoder
->base
, &intel_sdvo_helper_funcs
);
2701 intel_encoder
->disable
= intel_disable_sdvo
;
2702 intel_encoder
->enable
= intel_enable_sdvo
;
2703 intel_encoder
->get_hw_state
= intel_sdvo_get_hw_state
;
2705 /* In default case sdvo lvds is false */
2706 if (!intel_sdvo_get_capabilities(intel_sdvo
, &intel_sdvo
->caps
))
2709 if (intel_sdvo_output_setup(intel_sdvo
,
2710 intel_sdvo
->caps
.output_flags
) != true) {
2711 DRM_DEBUG_KMS("SDVO output failed to setup on %s\n",
2712 SDVO_NAME(intel_sdvo
));
2713 /* Output_setup can leave behind connectors! */
2718 * Cloning SDVO with anything is often impossible, since the SDVO
2719 * encoder can request a special input timing mode. And even if that's
2720 * not the case we have evidence that cloning a plain unscaled mode with
2721 * VGA doesn't really work. Furthermore the cloning flags are way too
2722 * simplistic anyway to express such constraints, so just give up on
2723 * cloning for SDVO encoders.
2725 intel_sdvo
->base
.cloneable
= false;
2727 /* Only enable the hotplug irq if we need it, to work around noisy
2730 if (intel_sdvo
->hotplug_active
)
2731 dev_priv
->hotplug_supported_mask
|= hotplug_mask
;
2733 intel_sdvo_select_ddc_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2735 /* Set the input timing to the screen. Assume always input 0. */
2736 if (!intel_sdvo_set_target_input(intel_sdvo
))
2739 if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo
,
2740 &intel_sdvo
->pixel_clock_min
,
2741 &intel_sdvo
->pixel_clock_max
))
2744 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2745 "clock range %dMHz - %dMHz, "
2746 "input 1: %c, input 2: %c, "
2747 "output 1: %c, output 2: %c\n",
2748 SDVO_NAME(intel_sdvo
),
2749 intel_sdvo
->caps
.vendor_id
, intel_sdvo
->caps
.device_id
,
2750 intel_sdvo
->caps
.device_rev_id
,
2751 intel_sdvo
->pixel_clock_min
/ 1000,
2752 intel_sdvo
->pixel_clock_max
/ 1000,
2753 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
2754 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
2755 /* check currently supported outputs */
2756 intel_sdvo
->caps
.output_flags
&
2757 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
2758 intel_sdvo
->caps
.output_flags
&
2759 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
2763 intel_sdvo_output_cleanup(intel_sdvo
);
2766 drm_encoder_cleanup(&intel_encoder
->base
);
2767 i2c_del_adapter(&intel_sdvo
->ddc
);