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 | SDVO_OUTPUT_YPRPB0)
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 /* On different gens SDVOB is at different places. */
120 /* This is for current tv format name */
124 * This is set if we treat the device as HDMI, instead of DVI.
127 bool has_hdmi_monitor
;
131 * This is set if we detect output of sdvo device as LVDS and
132 * have a valid fixed mode to use with the panel.
137 * This is sdvo fixed pannel mode pointer
139 struct drm_display_mode
*sdvo_lvds_fixed_mode
;
141 /* DDC bus used by this SDVO encoder */
144 /* Input timings for adjusted_mode */
145 struct intel_sdvo_dtd input_dtd
;
148 struct intel_sdvo_connector
{
149 struct intel_connector base
;
151 /* Mark the type of connector */
152 uint16_t output_flag
;
154 enum hdmi_force_audio force_audio
;
156 /* This contains all current supported TV format */
157 u8 tv_format_supported
[TV_FORMAT_NUM
];
158 int format_supported_num
;
159 struct drm_property
*tv_format
;
161 /* add the property for the SDVO-TV */
162 struct drm_property
*left
;
163 struct drm_property
*right
;
164 struct drm_property
*top
;
165 struct drm_property
*bottom
;
166 struct drm_property
*hpos
;
167 struct drm_property
*vpos
;
168 struct drm_property
*contrast
;
169 struct drm_property
*saturation
;
170 struct drm_property
*hue
;
171 struct drm_property
*sharpness
;
172 struct drm_property
*flicker_filter
;
173 struct drm_property
*flicker_filter_adaptive
;
174 struct drm_property
*flicker_filter_2d
;
175 struct drm_property
*tv_chroma_filter
;
176 struct drm_property
*tv_luma_filter
;
177 struct drm_property
*dot_crawl
;
179 /* add the property for the SDVO-TV/LVDS */
180 struct drm_property
*brightness
;
182 /* Add variable to record current setting for the above property */
183 u32 left_margin
, right_margin
, top_margin
, bottom_margin
;
185 /* this is to get the range of margin.*/
186 u32 max_hscan
, max_vscan
;
187 u32 max_hpos
, cur_hpos
;
188 u32 max_vpos
, cur_vpos
;
189 u32 cur_brightness
, max_brightness
;
190 u32 cur_contrast
, max_contrast
;
191 u32 cur_saturation
, max_saturation
;
192 u32 cur_hue
, max_hue
;
193 u32 cur_sharpness
, max_sharpness
;
194 u32 cur_flicker_filter
, max_flicker_filter
;
195 u32 cur_flicker_filter_adaptive
, max_flicker_filter_adaptive
;
196 u32 cur_flicker_filter_2d
, max_flicker_filter_2d
;
197 u32 cur_tv_chroma_filter
, max_tv_chroma_filter
;
198 u32 cur_tv_luma_filter
, max_tv_luma_filter
;
199 u32 cur_dot_crawl
, max_dot_crawl
;
202 static struct intel_sdvo
*to_intel_sdvo(struct drm_encoder
*encoder
)
204 return container_of(encoder
, struct intel_sdvo
, base
.base
);
207 static struct intel_sdvo
*intel_attached_sdvo(struct drm_connector
*connector
)
209 return container_of(intel_attached_encoder(connector
),
210 struct intel_sdvo
, base
);
213 static struct intel_sdvo_connector
*to_intel_sdvo_connector(struct drm_connector
*connector
)
215 return container_of(to_intel_connector(connector
), struct intel_sdvo_connector
, base
);
219 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
);
221 intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
222 struct intel_sdvo_connector
*intel_sdvo_connector
,
225 intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
226 struct intel_sdvo_connector
*intel_sdvo_connector
);
229 * Writes the SDVOB or SDVOC with the given value, but always writes both
230 * SDVOB and SDVOC to work around apparent hardware issues (according to
231 * comments in the BIOS).
233 static void intel_sdvo_write_sdvox(struct intel_sdvo
*intel_sdvo
, u32 val
)
235 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
236 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
237 u32 bval
= val
, cval
= val
;
240 if (intel_sdvo
->sdvo_reg
== PCH_SDVOB
) {
241 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
242 I915_READ(intel_sdvo
->sdvo_reg
);
246 if (intel_sdvo
->sdvo_reg
== SDVOB
) {
247 cval
= I915_READ(SDVOC
);
249 bval
= I915_READ(SDVOB
);
252 * Write the registers twice for luck. Sometimes,
253 * writing them only once doesn't appear to 'stick'.
254 * The BIOS does this too. Yay, magic
256 for (i
= 0; i
< 2; i
++)
258 I915_WRITE(SDVOB
, bval
);
260 I915_WRITE(SDVOC
, cval
);
265 static bool intel_sdvo_read_byte(struct intel_sdvo
*intel_sdvo
, u8 addr
, u8
*ch
)
267 struct i2c_msg msgs
[] = {
269 .addr
= intel_sdvo
->slave_addr
,
275 .addr
= intel_sdvo
->slave_addr
,
283 if ((ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, 2)) == 2)
286 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret
);
290 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
291 /** Mapping of command numbers to names, for debug output */
292 static const struct _sdvo_cmd_name
{
295 } sdvo_cmd_names
[] = {
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
335 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
336 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
337 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
340 /* Add the op code for SDVO enhancements */
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS
),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS
),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS
),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS
),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS
),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS
),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION
),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION
),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION
),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE
),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE
),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE
),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST
),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST
),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST
),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS
),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS
),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS
),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H
),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H
),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H
),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V
),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V
),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V
),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER
),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER
),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER
),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE
),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE
),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE
),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D
),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D
),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D
),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS
),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS
),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS
),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL
),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL
),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER
),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER
),
381 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER
),
382 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER
),
383 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER
),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER
),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
396 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
397 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
398 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
399 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
400 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
401 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
402 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
403 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
404 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
405 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
406 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
409 #define SDVO_NAME(svdo) ((svdo)->is_sdvob ? "SDVOB" : "SDVOC")
411 static void intel_sdvo_debug_write(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
412 const void *args
, int args_len
)
416 DRM_DEBUG_KMS("%s: W: %02X ",
417 SDVO_NAME(intel_sdvo
), cmd
);
418 for (i
= 0; i
< args_len
; i
++)
419 DRM_LOG_KMS("%02X ", ((u8
*)args
)[i
]);
422 for (i
= 0; i
< ARRAY_SIZE(sdvo_cmd_names
); i
++) {
423 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
424 DRM_LOG_KMS("(%s)", sdvo_cmd_names
[i
].name
);
428 if (i
== ARRAY_SIZE(sdvo_cmd_names
))
429 DRM_LOG_KMS("(%02X)", cmd
);
433 static const char *cmd_status_names
[] = {
439 "Target not specified",
440 "Scaling not supported"
443 static bool intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
444 const void *args
, int args_len
)
447 struct i2c_msg
*msgs
;
450 buf
= (u8
*)kzalloc(args_len
* 2 + 2, GFP_KERNEL
);
454 msgs
= kcalloc(args_len
+ 3, sizeof(*msgs
), GFP_KERNEL
);
458 intel_sdvo_debug_write(intel_sdvo
, cmd
, args
, args_len
);
460 for (i
= 0; i
< args_len
; i
++) {
461 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
464 msgs
[i
].buf
= buf
+ 2 *i
;
465 buf
[2*i
+ 0] = SDVO_I2C_ARG_0
- i
;
466 buf
[2*i
+ 1] = ((u8
*)args
)[i
];
468 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
471 msgs
[i
].buf
= buf
+ 2*i
;
472 buf
[2*i
+ 0] = SDVO_I2C_OPCODE
;
475 /* the following two are to read the response */
476 status
= SDVO_I2C_CMD_STATUS
;
477 msgs
[i
+1].addr
= intel_sdvo
->slave_addr
;
480 msgs
[i
+1].buf
= &status
;
482 msgs
[i
+2].addr
= intel_sdvo
->slave_addr
;
483 msgs
[i
+2].flags
= I2C_M_RD
;
485 msgs
[i
+2].buf
= &status
;
487 ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
489 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret
);
494 /* failure in I2C transfer */
495 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret
, i
+3);
505 static bool intel_sdvo_read_response(struct intel_sdvo
*intel_sdvo
,
506 void *response
, int response_len
)
512 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo
));
515 * The documentation states that all commands will be
516 * processed within 15µs, and that we need only poll
517 * the status byte a maximum of 3 times in order for the
518 * command to be complete.
520 * Check 5 times in case the hardware failed to read the docs.
522 if (!intel_sdvo_read_byte(intel_sdvo
,
527 while (status
== SDVO_CMD_STATUS_PENDING
&& retry
--) {
529 if (!intel_sdvo_read_byte(intel_sdvo
,
535 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
536 DRM_LOG_KMS("(%s)", cmd_status_names
[status
]);
538 DRM_LOG_KMS("(??? %d)", status
);
540 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
543 /* Read the command response */
544 for (i
= 0; i
< response_len
; i
++) {
545 if (!intel_sdvo_read_byte(intel_sdvo
,
546 SDVO_I2C_RETURN_0
+ i
,
547 &((u8
*)response
)[i
]))
549 DRM_LOG_KMS(" %02X", ((u8
*)response
)[i
]);
555 DRM_LOG_KMS("... failed\n");
559 static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode
*mode
)
561 if (mode
->clock
>= 100000)
563 else if (mode
->clock
>= 50000)
569 static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo
*intel_sdvo
,
572 /* This must be the immediately preceding write before the i2c xfer */
573 return intel_sdvo_write_cmd(intel_sdvo
,
574 SDVO_CMD_SET_CONTROL_BUS_SWITCH
,
578 static bool intel_sdvo_set_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, const void *data
, int len
)
580 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, data
, len
))
583 return intel_sdvo_read_response(intel_sdvo
, NULL
, 0);
587 intel_sdvo_get_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, void *value
, int len
)
589 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, NULL
, 0))
592 return intel_sdvo_read_response(intel_sdvo
, value
, len
);
595 static bool intel_sdvo_set_target_input(struct intel_sdvo
*intel_sdvo
)
597 struct intel_sdvo_set_target_input_args targets
= {0};
598 return intel_sdvo_set_value(intel_sdvo
,
599 SDVO_CMD_SET_TARGET_INPUT
,
600 &targets
, sizeof(targets
));
604 * Return whether each input is trained.
606 * This function is making an assumption about the layout of the response,
607 * which should be checked against the docs.
609 static bool intel_sdvo_get_trained_inputs(struct intel_sdvo
*intel_sdvo
, bool *input_1
, bool *input_2
)
611 struct intel_sdvo_get_trained_inputs_response response
;
613 BUILD_BUG_ON(sizeof(response
) != 1);
614 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_TRAINED_INPUTS
,
615 &response
, sizeof(response
)))
618 *input_1
= response
.input0_trained
;
619 *input_2
= response
.input1_trained
;
623 static bool intel_sdvo_set_active_outputs(struct intel_sdvo
*intel_sdvo
,
626 return intel_sdvo_set_value(intel_sdvo
,
627 SDVO_CMD_SET_ACTIVE_OUTPUTS
,
628 &outputs
, sizeof(outputs
));
631 static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo
*intel_sdvo
,
634 u8 state
= SDVO_ENCODER_STATE_ON
;
637 case DRM_MODE_DPMS_ON
:
638 state
= SDVO_ENCODER_STATE_ON
;
640 case DRM_MODE_DPMS_STANDBY
:
641 state
= SDVO_ENCODER_STATE_STANDBY
;
643 case DRM_MODE_DPMS_SUSPEND
:
644 state
= SDVO_ENCODER_STATE_SUSPEND
;
646 case DRM_MODE_DPMS_OFF
:
647 state
= SDVO_ENCODER_STATE_OFF
;
651 return intel_sdvo_set_value(intel_sdvo
,
652 SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
, sizeof(state
));
655 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo
*intel_sdvo
,
659 struct intel_sdvo_pixel_clock_range clocks
;
661 BUILD_BUG_ON(sizeof(clocks
) != 4);
662 if (!intel_sdvo_get_value(intel_sdvo
,
663 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
664 &clocks
, sizeof(clocks
)))
667 /* Convert the values from units of 10 kHz to kHz. */
668 *clock_min
= clocks
.min
* 10;
669 *clock_max
= clocks
.max
* 10;
673 static bool intel_sdvo_set_target_output(struct intel_sdvo
*intel_sdvo
,
676 return intel_sdvo_set_value(intel_sdvo
,
677 SDVO_CMD_SET_TARGET_OUTPUT
,
678 &outputs
, sizeof(outputs
));
681 static bool intel_sdvo_set_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
682 struct intel_sdvo_dtd
*dtd
)
684 return intel_sdvo_set_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
685 intel_sdvo_set_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
688 static bool intel_sdvo_set_input_timing(struct intel_sdvo
*intel_sdvo
,
689 struct intel_sdvo_dtd
*dtd
)
691 return intel_sdvo_set_timing(intel_sdvo
,
692 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
695 static bool intel_sdvo_set_output_timing(struct intel_sdvo
*intel_sdvo
,
696 struct intel_sdvo_dtd
*dtd
)
698 return intel_sdvo_set_timing(intel_sdvo
,
699 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
703 intel_sdvo_create_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
708 struct intel_sdvo_preferred_input_timing_args args
;
710 memset(&args
, 0, sizeof(args
));
713 args
.height
= height
;
716 if (intel_sdvo
->is_lvds
&&
717 (intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
!= width
||
718 intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
!= height
))
721 return intel_sdvo_set_value(intel_sdvo
,
722 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
723 &args
, sizeof(args
));
726 static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
727 struct intel_sdvo_dtd
*dtd
)
729 BUILD_BUG_ON(sizeof(dtd
->part1
) != 8);
730 BUILD_BUG_ON(sizeof(dtd
->part2
) != 8);
731 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
732 &dtd
->part1
, sizeof(dtd
->part1
)) &&
733 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
734 &dtd
->part2
, sizeof(dtd
->part2
));
737 static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo
*intel_sdvo
, u8 val
)
739 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
742 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
743 const struct drm_display_mode
*mode
)
745 uint16_t width
, height
;
746 uint16_t h_blank_len
, h_sync_len
, v_blank_len
, v_sync_len
;
747 uint16_t h_sync_offset
, v_sync_offset
;
750 width
= mode
->hdisplay
;
751 height
= mode
->vdisplay
;
753 /* do some mode translations */
754 h_blank_len
= mode
->htotal
- mode
->hdisplay
;
755 h_sync_len
= mode
->hsync_end
- mode
->hsync_start
;
757 v_blank_len
= mode
->vtotal
- mode
->vdisplay
;
758 v_sync_len
= mode
->vsync_end
- mode
->vsync_start
;
760 h_sync_offset
= mode
->hsync_start
- mode
->hdisplay
;
761 v_sync_offset
= mode
->vsync_start
- mode
->vdisplay
;
763 mode_clock
= mode
->clock
;
764 mode_clock
/= intel_mode_get_pixel_multiplier(mode
) ?: 1;
766 dtd
->part1
.clock
= mode_clock
;
768 dtd
->part1
.h_active
= width
& 0xff;
769 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
770 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
771 ((h_blank_len
>> 8) & 0xf);
772 dtd
->part1
.v_active
= height
& 0xff;
773 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
774 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
775 ((v_blank_len
>> 8) & 0xf);
777 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
778 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
779 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
781 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
782 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
783 ((v_sync_len
& 0x30) >> 4);
785 dtd
->part2
.dtd_flags
= 0x18;
786 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
787 dtd
->part2
.dtd_flags
|= 0x2;
788 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
789 dtd
->part2
.dtd_flags
|= 0x4;
791 dtd
->part2
.sdvo_flags
= 0;
792 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
793 dtd
->part2
.reserved
= 0;
796 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
* mode
,
797 const struct intel_sdvo_dtd
*dtd
)
799 mode
->hdisplay
= dtd
->part1
.h_active
;
800 mode
->hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
801 mode
->hsync_start
= mode
->hdisplay
+ dtd
->part2
.h_sync_off
;
802 mode
->hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
803 mode
->hsync_end
= mode
->hsync_start
+ dtd
->part2
.h_sync_width
;
804 mode
->hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
805 mode
->htotal
= mode
->hdisplay
+ dtd
->part1
.h_blank
;
806 mode
->htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
808 mode
->vdisplay
= dtd
->part1
.v_active
;
809 mode
->vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
810 mode
->vsync_start
= mode
->vdisplay
;
811 mode
->vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
812 mode
->vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
813 mode
->vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
814 mode
->vsync_end
= mode
->vsync_start
+
815 (dtd
->part2
.v_sync_off_width
& 0xf);
816 mode
->vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
817 mode
->vtotal
= mode
->vdisplay
+ dtd
->part1
.v_blank
;
818 mode
->vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
820 mode
->clock
= dtd
->part1
.clock
* 10;
822 mode
->flags
&= ~(DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
);
823 if (dtd
->part2
.dtd_flags
& 0x2)
824 mode
->flags
|= DRM_MODE_FLAG_PHSYNC
;
825 if (dtd
->part2
.dtd_flags
& 0x4)
826 mode
->flags
|= DRM_MODE_FLAG_PVSYNC
;
829 static bool intel_sdvo_check_supp_encode(struct intel_sdvo
*intel_sdvo
)
831 struct intel_sdvo_encode encode
;
833 BUILD_BUG_ON(sizeof(encode
) != 2);
834 return intel_sdvo_get_value(intel_sdvo
,
835 SDVO_CMD_GET_SUPP_ENCODE
,
836 &encode
, sizeof(encode
));
839 static bool intel_sdvo_set_encode(struct intel_sdvo
*intel_sdvo
,
842 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
845 static bool intel_sdvo_set_colorimetry(struct intel_sdvo
*intel_sdvo
,
848 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
852 static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo
*intel_sdvo
)
855 uint8_t set_buf_index
[2];
861 intel_sdvo_get_value(encoder
, SDVO_CMD_GET_HBUF_AV_SPLIT
, &av_split
, 1);
863 for (i
= 0; i
<= av_split
; i
++) {
864 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
865 intel_sdvo_write_cmd(encoder
, SDVO_CMD_SET_HBUF_INDEX
,
867 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
868 intel_sdvo_read_response(encoder
, &buf_size
, 1);
871 for (j
= 0; j
<= buf_size
; j
+= 8) {
872 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_DATA
,
874 intel_sdvo_read_response(encoder
, pos
, 8);
881 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo
*intel_sdvo
)
883 struct dip_infoframe avi_if
= {
884 .type
= DIP_TYPE_AVI
,
885 .ver
= DIP_VERSION_AVI
,
888 uint8_t tx_rate
= SDVO_HBUF_TX_VSYNC
;
889 uint8_t set_buf_index
[2] = { 1, 0 };
890 uint64_t *data
= (uint64_t *)&avi_if
;
893 intel_dip_infoframe_csum(&avi_if
);
895 if (!intel_sdvo_set_value(intel_sdvo
,
896 SDVO_CMD_SET_HBUF_INDEX
,
900 for (i
= 0; i
< sizeof(avi_if
); i
+= 8) {
901 if (!intel_sdvo_set_value(intel_sdvo
,
902 SDVO_CMD_SET_HBUF_DATA
,
908 return intel_sdvo_set_value(intel_sdvo
,
909 SDVO_CMD_SET_HBUF_TXRATE
,
913 static bool intel_sdvo_set_tv_format(struct intel_sdvo
*intel_sdvo
)
915 struct intel_sdvo_tv_format format
;
918 format_map
= 1 << intel_sdvo
->tv_format_index
;
919 memset(&format
, 0, sizeof(format
));
920 memcpy(&format
, &format_map
, min(sizeof(format
), sizeof(format_map
)));
922 BUILD_BUG_ON(sizeof(format
) != 6);
923 return intel_sdvo_set_value(intel_sdvo
,
924 SDVO_CMD_SET_TV_FORMAT
,
925 &format
, sizeof(format
));
929 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo
*intel_sdvo
,
930 struct drm_display_mode
*mode
)
932 struct intel_sdvo_dtd output_dtd
;
934 if (!intel_sdvo_set_target_output(intel_sdvo
,
935 intel_sdvo
->attached_output
))
938 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
939 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
946 intel_sdvo_set_input_timings_for_mode(struct intel_sdvo
*intel_sdvo
,
947 struct drm_display_mode
*mode
,
948 struct drm_display_mode
*adjusted_mode
)
950 /* Reset the input timing to the screen. Assume always input 0. */
951 if (!intel_sdvo_set_target_input(intel_sdvo
))
954 if (!intel_sdvo_create_preferred_input_timing(intel_sdvo
,
960 if (!intel_sdvo_get_preferred_input_timing(intel_sdvo
,
961 &intel_sdvo
->input_dtd
))
964 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &intel_sdvo
->input_dtd
);
969 static bool intel_sdvo_mode_fixup(struct drm_encoder
*encoder
,
970 struct drm_display_mode
*mode
,
971 struct drm_display_mode
*adjusted_mode
)
973 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
976 /* We need to construct preferred input timings based on our
977 * output timings. To do that, we have to set the output
978 * timings, even though this isn't really the right place in
979 * the sequence to do it. Oh well.
981 if (intel_sdvo
->is_tv
) {
982 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
, mode
))
985 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
988 } else if (intel_sdvo
->is_lvds
) {
989 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
,
990 intel_sdvo
->sdvo_lvds_fixed_mode
))
993 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
998 /* Make the CRTC code factor in the SDVO pixel multiplier. The
999 * SDVO device will factor out the multiplier during mode_set.
1001 multiplier
= intel_sdvo_get_pixel_multiplier(adjusted_mode
);
1002 intel_mode_set_pixel_multiplier(adjusted_mode
, multiplier
);
1007 static void intel_sdvo_mode_set(struct drm_encoder
*encoder
,
1008 struct drm_display_mode
*mode
,
1009 struct drm_display_mode
*adjusted_mode
)
1011 struct drm_device
*dev
= encoder
->dev
;
1012 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1013 struct drm_crtc
*crtc
= encoder
->crtc
;
1014 struct intel_crtc
*intel_crtc
= to_intel_crtc(crtc
);
1015 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1017 struct intel_sdvo_in_out_map in_out
;
1018 struct intel_sdvo_dtd input_dtd
, output_dtd
;
1019 int pixel_multiplier
= intel_mode_get_pixel_multiplier(adjusted_mode
);
1025 /* First, set the input mapping for the first input to our controlled
1026 * output. This is only correct if we're a single-input device, in
1027 * which case the first input is the output from the appropriate SDVO
1028 * channel on the motherboard. In a two-input device, the first input
1029 * will be SDVOB and the second SDVOC.
1031 in_out
.in0
= intel_sdvo
->attached_output
;
1034 intel_sdvo_set_value(intel_sdvo
,
1035 SDVO_CMD_SET_IN_OUT_MAP
,
1036 &in_out
, sizeof(in_out
));
1038 /* Set the output timings to the screen */
1039 if (!intel_sdvo_set_target_output(intel_sdvo
,
1040 intel_sdvo
->attached_output
))
1043 /* lvds has a special fixed output timing. */
1044 if (intel_sdvo
->is_lvds
)
1045 intel_sdvo_get_dtd_from_mode(&output_dtd
,
1046 intel_sdvo
->sdvo_lvds_fixed_mode
);
1048 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
1049 (void) intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
);
1051 /* Set the input timing to the screen. Assume always input 0. */
1052 if (!intel_sdvo_set_target_input(intel_sdvo
))
1055 if (intel_sdvo
->has_hdmi_monitor
) {
1056 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_HDMI
);
1057 intel_sdvo_set_colorimetry(intel_sdvo
,
1058 SDVO_COLORIMETRY_RGB256
);
1059 intel_sdvo_set_avi_infoframe(intel_sdvo
);
1061 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_DVI
);
1063 if (intel_sdvo
->is_tv
&&
1064 !intel_sdvo_set_tv_format(intel_sdvo
))
1067 /* We have tried to get input timing in mode_fixup, and filled into
1070 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1071 (void) intel_sdvo_set_input_timing(intel_sdvo
, &input_dtd
);
1073 switch (pixel_multiplier
) {
1075 case 1: rate
= SDVO_CLOCK_RATE_MULT_1X
; break;
1076 case 2: rate
= SDVO_CLOCK_RATE_MULT_2X
; break;
1077 case 4: rate
= SDVO_CLOCK_RATE_MULT_4X
; break;
1079 if (!intel_sdvo_set_clock_rate_mult(intel_sdvo
, rate
))
1082 /* Set the SDVO control regs. */
1083 if (INTEL_INFO(dev
)->gen
>= 4) {
1084 /* The real mode polarity is set by the SDVO commands, using
1085 * struct intel_sdvo_dtd. */
1086 sdvox
= SDVO_VSYNC_ACTIVE_HIGH
| SDVO_HSYNC_ACTIVE_HIGH
;
1087 if (intel_sdvo
->is_hdmi
)
1088 sdvox
|= intel_sdvo
->color_range
;
1089 if (INTEL_INFO(dev
)->gen
< 5)
1090 sdvox
|= SDVO_BORDER_ENABLE
;
1092 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1093 switch (intel_sdvo
->sdvo_reg
) {
1095 sdvox
&= SDVOB_PRESERVE_MASK
;
1098 sdvox
&= SDVOC_PRESERVE_MASK
;
1101 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1104 if (INTEL_PCH_TYPE(dev
) >= PCH_CPT
)
1105 sdvox
|= TRANSCODER_CPT(intel_crtc
->pipe
);
1107 sdvox
|= TRANSCODER(intel_crtc
->pipe
);
1109 if (intel_sdvo
->has_hdmi_audio
)
1110 sdvox
|= SDVO_AUDIO_ENABLE
;
1112 if (INTEL_INFO(dev
)->gen
>= 4) {
1113 /* done in crtc_mode_set as the dpll_md reg must be written early */
1114 } else if (IS_I945G(dev
) || IS_I945GM(dev
) || IS_G33(dev
)) {
1115 /* done in crtc_mode_set as it lives inside the dpll register */
1117 sdvox
|= (pixel_multiplier
- 1) << SDVO_PORT_MULTIPLY_SHIFT
;
1120 if (input_dtd
.part2
.sdvo_flags
& SDVO_NEED_TO_STALL
&&
1121 INTEL_INFO(dev
)->gen
< 5)
1122 sdvox
|= SDVO_STALL_SELECT
;
1123 intel_sdvo_write_sdvox(intel_sdvo
, sdvox
);
1126 static void intel_sdvo_dpms(struct drm_encoder
*encoder
, int mode
)
1128 struct drm_device
*dev
= encoder
->dev
;
1129 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1130 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1131 struct intel_crtc
*intel_crtc
= to_intel_crtc(encoder
->crtc
);
1134 if (mode
!= DRM_MODE_DPMS_ON
) {
1135 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1137 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1139 if (mode
== DRM_MODE_DPMS_OFF
) {
1140 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1141 if ((temp
& SDVO_ENABLE
) != 0) {
1142 intel_sdvo_write_sdvox(intel_sdvo
, temp
& ~SDVO_ENABLE
);
1146 bool input1
, input2
;
1150 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1151 if ((temp
& SDVO_ENABLE
) == 0)
1152 intel_sdvo_write_sdvox(intel_sdvo
, temp
| SDVO_ENABLE
);
1153 for (i
= 0; i
< 2; i
++)
1154 intel_wait_for_vblank(dev
, intel_crtc
->pipe
);
1156 status
= intel_sdvo_get_trained_inputs(intel_sdvo
, &input1
, &input2
);
1157 /* Warn if the device reported failure to sync.
1158 * A lot of SDVO devices fail to notify of sync, but it's
1159 * a given it the status is a success, we succeeded.
1161 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
) {
1162 DRM_DEBUG_KMS("First %s output reported failure to "
1163 "sync\n", SDVO_NAME(intel_sdvo
));
1167 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1168 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1173 static int intel_sdvo_mode_valid(struct drm_connector
*connector
,
1174 struct drm_display_mode
*mode
)
1176 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1178 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1179 return MODE_NO_DBLESCAN
;
1181 if (intel_sdvo
->pixel_clock_min
> mode
->clock
)
1182 return MODE_CLOCK_LOW
;
1184 if (intel_sdvo
->pixel_clock_max
< mode
->clock
)
1185 return MODE_CLOCK_HIGH
;
1187 if (intel_sdvo
->is_lvds
) {
1188 if (mode
->hdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
)
1191 if (mode
->vdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
)
1198 static bool intel_sdvo_get_capabilities(struct intel_sdvo
*intel_sdvo
, struct intel_sdvo_caps
*caps
)
1200 BUILD_BUG_ON(sizeof(*caps
) != 8);
1201 if (!intel_sdvo_get_value(intel_sdvo
,
1202 SDVO_CMD_GET_DEVICE_CAPS
,
1203 caps
, sizeof(*caps
)))
1206 DRM_DEBUG_KMS("SDVO capabilities:\n"
1209 " device_rev_id: %d\n"
1210 " sdvo_version_major: %d\n"
1211 " sdvo_version_minor: %d\n"
1212 " sdvo_inputs_mask: %d\n"
1213 " smooth_scaling: %d\n"
1214 " sharp_scaling: %d\n"
1216 " down_scaling: %d\n"
1217 " stall_support: %d\n"
1218 " output_flags: %d\n",
1221 caps
->device_rev_id
,
1222 caps
->sdvo_version_major
,
1223 caps
->sdvo_version_minor
,
1224 caps
->sdvo_inputs_mask
,
1225 caps
->smooth_scaling
,
1226 caps
->sharp_scaling
,
1229 caps
->stall_support
,
1230 caps
->output_flags
);
1235 static int intel_sdvo_supports_hotplug(struct intel_sdvo
*intel_sdvo
)
1239 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
,
1240 &response
, 2) && response
[0];
1243 static void intel_sdvo_enable_hotplug(struct intel_encoder
*encoder
)
1245 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1247 intel_sdvo_write_cmd(intel_sdvo
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
, &intel_sdvo
->hotplug_active
, 2);
1251 intel_sdvo_multifunc_encoder(struct intel_sdvo
*intel_sdvo
)
1253 /* Is there more than one type of output? */
1254 return hweight16(intel_sdvo
->caps
.output_flags
) > 1;
1257 static struct edid
*
1258 intel_sdvo_get_edid(struct drm_connector
*connector
)
1260 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
1261 return drm_get_edid(connector
, &sdvo
->ddc
);
1264 /* Mac mini hack -- use the same DDC as the analog connector */
1265 static struct edid
*
1266 intel_sdvo_get_analog_edid(struct drm_connector
*connector
)
1268 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1270 return drm_get_edid(connector
,
1271 intel_gmbus_get_adapter(dev_priv
,
1272 dev_priv
->crt_ddc_pin
));
1275 static enum drm_connector_status
1276 intel_sdvo_tmds_sink_detect(struct drm_connector
*connector
)
1278 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1279 enum drm_connector_status status
;
1282 edid
= intel_sdvo_get_edid(connector
);
1284 if (edid
== NULL
&& intel_sdvo_multifunc_encoder(intel_sdvo
)) {
1285 u8 ddc
, saved_ddc
= intel_sdvo
->ddc_bus
;
1288 * Don't use the 1 as the argument of DDC bus switch to get
1289 * the EDID. It is used for SDVO SPD ROM.
1291 for (ddc
= intel_sdvo
->ddc_bus
>> 1; ddc
> 1; ddc
>>= 1) {
1292 intel_sdvo
->ddc_bus
= ddc
;
1293 edid
= intel_sdvo_get_edid(connector
);
1298 * If we found the EDID on the other bus,
1299 * assume that is the correct DDC bus.
1302 intel_sdvo
->ddc_bus
= saved_ddc
;
1306 * When there is no edid and no monitor is connected with VGA
1307 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1310 edid
= intel_sdvo_get_analog_edid(connector
);
1312 status
= connector_status_unknown
;
1314 /* DDC bus is shared, match EDID to connector type */
1315 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
) {
1316 status
= connector_status_connected
;
1317 if (intel_sdvo
->is_hdmi
) {
1318 intel_sdvo
->has_hdmi_monitor
= drm_detect_hdmi_monitor(edid
);
1319 intel_sdvo
->has_hdmi_audio
= drm_detect_monitor_audio(edid
);
1322 status
= connector_status_disconnected
;
1323 connector
->display_info
.raw_edid
= NULL
;
1327 if (status
== connector_status_connected
) {
1328 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1329 if (intel_sdvo_connector
->force_audio
!= HDMI_AUDIO_AUTO
)
1330 intel_sdvo
->has_hdmi_audio
= (intel_sdvo_connector
->force_audio
== HDMI_AUDIO_ON
);
1337 intel_sdvo_connector_matches_edid(struct intel_sdvo_connector
*sdvo
,
1340 bool monitor_is_digital
= !!(edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1341 bool connector_is_digital
= !!IS_DIGITAL(sdvo
);
1343 DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n",
1344 connector_is_digital
, monitor_is_digital
);
1345 return connector_is_digital
== monitor_is_digital
;
1348 static enum drm_connector_status
1349 intel_sdvo_detect(struct drm_connector
*connector
, bool force
)
1352 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1353 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1354 enum drm_connector_status ret
;
1356 if (!intel_sdvo_write_cmd(intel_sdvo
,
1357 SDVO_CMD_GET_ATTACHED_DISPLAYS
, NULL
, 0))
1358 return connector_status_unknown
;
1360 /* add 30ms delay when the output type might be TV */
1361 if (intel_sdvo
->caps
.output_flags
& SDVO_TV_MASK
)
1364 if (!intel_sdvo_read_response(intel_sdvo
, &response
, 2))
1365 return connector_status_unknown
;
1367 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1368 response
& 0xff, response
>> 8,
1369 intel_sdvo_connector
->output_flag
);
1372 return connector_status_disconnected
;
1374 intel_sdvo
->attached_output
= response
;
1376 intel_sdvo
->has_hdmi_monitor
= false;
1377 intel_sdvo
->has_hdmi_audio
= false;
1379 if ((intel_sdvo_connector
->output_flag
& response
) == 0)
1380 ret
= connector_status_disconnected
;
1381 else if (IS_TMDS(intel_sdvo_connector
))
1382 ret
= intel_sdvo_tmds_sink_detect(connector
);
1386 /* if we have an edid check it matches the connection */
1387 edid
= intel_sdvo_get_edid(connector
);
1389 edid
= intel_sdvo_get_analog_edid(connector
);
1391 if (intel_sdvo_connector_matches_edid(intel_sdvo_connector
,
1393 ret
= connector_status_connected
;
1395 ret
= connector_status_disconnected
;
1397 connector
->display_info
.raw_edid
= NULL
;
1400 ret
= connector_status_connected
;
1403 /* May update encoder flag for like clock for SDVO TV, etc.*/
1404 if (ret
== connector_status_connected
) {
1405 intel_sdvo
->is_tv
= false;
1406 intel_sdvo
->is_lvds
= false;
1407 intel_sdvo
->base
.needs_tv_clock
= false;
1409 if (response
& SDVO_TV_MASK
) {
1410 intel_sdvo
->is_tv
= true;
1411 intel_sdvo
->base
.needs_tv_clock
= true;
1413 if (response
& SDVO_LVDS_MASK
)
1414 intel_sdvo
->is_lvds
= intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
;
1420 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1424 /* set the bus switch and get the modes */
1425 edid
= intel_sdvo_get_edid(connector
);
1428 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1429 * link between analog and digital outputs. So, if the regular SDVO
1430 * DDC fails, check to see if the analog output is disconnected, in
1431 * which case we'll look there for the digital DDC data.
1434 edid
= intel_sdvo_get_analog_edid(connector
);
1437 if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector
),
1439 drm_mode_connector_update_edid_property(connector
, edid
);
1440 drm_add_edid_modes(connector
, edid
);
1443 connector
->display_info
.raw_edid
= NULL
;
1449 * Set of SDVO TV modes.
1450 * Note! This is in reply order (see loop in get_tv_modes).
1451 * XXX: all 60Hz refresh?
1453 static const struct drm_display_mode sdvo_tv_modes
[] = {
1454 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1455 416, 0, 200, 201, 232, 233, 0,
1456 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1457 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1458 416, 0, 240, 241, 272, 273, 0,
1459 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1460 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1461 496, 0, 300, 301, 332, 333, 0,
1462 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1463 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1464 736, 0, 350, 351, 382, 383, 0,
1465 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1466 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1467 736, 0, 400, 401, 432, 433, 0,
1468 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1469 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1470 736, 0, 480, 481, 512, 513, 0,
1471 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1472 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1473 800, 0, 480, 481, 512, 513, 0,
1474 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1475 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1476 800, 0, 576, 577, 608, 609, 0,
1477 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1478 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1479 816, 0, 350, 351, 382, 383, 0,
1480 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1481 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1482 816, 0, 400, 401, 432, 433, 0,
1483 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1484 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1485 816, 0, 480, 481, 512, 513, 0,
1486 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1487 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1488 816, 0, 540, 541, 572, 573, 0,
1489 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1490 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1491 816, 0, 576, 577, 608, 609, 0,
1492 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1493 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1494 864, 0, 576, 577, 608, 609, 0,
1495 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1496 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1497 896, 0, 600, 601, 632, 633, 0,
1498 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1499 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1500 928, 0, 624, 625, 656, 657, 0,
1501 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1502 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1503 1016, 0, 766, 767, 798, 799, 0,
1504 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1505 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1506 1120, 0, 768, 769, 800, 801, 0,
1507 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1508 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1509 1376, 0, 1024, 1025, 1056, 1057, 0,
1510 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1513 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1515 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1516 struct intel_sdvo_sdtv_resolution_request tv_res
;
1517 uint32_t reply
= 0, format_map
= 0;
1520 /* Read the list of supported input resolutions for the selected TV
1523 format_map
= 1 << intel_sdvo
->tv_format_index
;
1524 memcpy(&tv_res
, &format_map
,
1525 min(sizeof(format_map
), sizeof(struct intel_sdvo_sdtv_resolution_request
)));
1527 if (!intel_sdvo_set_target_output(intel_sdvo
, intel_sdvo
->attached_output
))
1530 BUILD_BUG_ON(sizeof(tv_res
) != 3);
1531 if (!intel_sdvo_write_cmd(intel_sdvo
,
1532 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
1533 &tv_res
, sizeof(tv_res
)))
1535 if (!intel_sdvo_read_response(intel_sdvo
, &reply
, 3))
1538 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
1539 if (reply
& (1 << i
)) {
1540 struct drm_display_mode
*nmode
;
1541 nmode
= drm_mode_duplicate(connector
->dev
,
1544 drm_mode_probed_add(connector
, nmode
);
1548 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
1550 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1551 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1552 struct drm_display_mode
*newmode
;
1555 * Attempt to get the mode list from DDC.
1556 * Assume that the preferred modes are
1557 * arranged in priority order.
1559 intel_ddc_get_modes(connector
, intel_sdvo
->i2c
);
1560 if (list_empty(&connector
->probed_modes
) == false)
1563 /* Fetch modes from VBT */
1564 if (dev_priv
->sdvo_lvds_vbt_mode
!= NULL
) {
1565 newmode
= drm_mode_duplicate(connector
->dev
,
1566 dev_priv
->sdvo_lvds_vbt_mode
);
1567 if (newmode
!= NULL
) {
1568 /* Guarantee the mode is preferred */
1569 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
1570 DRM_MODE_TYPE_DRIVER
);
1571 drm_mode_probed_add(connector
, newmode
);
1576 list_for_each_entry(newmode
, &connector
->probed_modes
, head
) {
1577 if (newmode
->type
& DRM_MODE_TYPE_PREFERRED
) {
1578 intel_sdvo
->sdvo_lvds_fixed_mode
=
1579 drm_mode_duplicate(connector
->dev
, newmode
);
1581 intel_sdvo
->is_lvds
= true;
1588 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
1590 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1592 if (IS_TV(intel_sdvo_connector
))
1593 intel_sdvo_get_tv_modes(connector
);
1594 else if (IS_LVDS(intel_sdvo_connector
))
1595 intel_sdvo_get_lvds_modes(connector
);
1597 intel_sdvo_get_ddc_modes(connector
);
1599 return !list_empty(&connector
->probed_modes
);
1603 intel_sdvo_destroy_enhance_property(struct drm_connector
*connector
)
1605 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1606 struct drm_device
*dev
= connector
->dev
;
1608 if (intel_sdvo_connector
->left
)
1609 drm_property_destroy(dev
, intel_sdvo_connector
->left
);
1610 if (intel_sdvo_connector
->right
)
1611 drm_property_destroy(dev
, intel_sdvo_connector
->right
);
1612 if (intel_sdvo_connector
->top
)
1613 drm_property_destroy(dev
, intel_sdvo_connector
->top
);
1614 if (intel_sdvo_connector
->bottom
)
1615 drm_property_destroy(dev
, intel_sdvo_connector
->bottom
);
1616 if (intel_sdvo_connector
->hpos
)
1617 drm_property_destroy(dev
, intel_sdvo_connector
->hpos
);
1618 if (intel_sdvo_connector
->vpos
)
1619 drm_property_destroy(dev
, intel_sdvo_connector
->vpos
);
1620 if (intel_sdvo_connector
->saturation
)
1621 drm_property_destroy(dev
, intel_sdvo_connector
->saturation
);
1622 if (intel_sdvo_connector
->contrast
)
1623 drm_property_destroy(dev
, intel_sdvo_connector
->contrast
);
1624 if (intel_sdvo_connector
->hue
)
1625 drm_property_destroy(dev
, intel_sdvo_connector
->hue
);
1626 if (intel_sdvo_connector
->sharpness
)
1627 drm_property_destroy(dev
, intel_sdvo_connector
->sharpness
);
1628 if (intel_sdvo_connector
->flicker_filter
)
1629 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter
);
1630 if (intel_sdvo_connector
->flicker_filter_2d
)
1631 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_2d
);
1632 if (intel_sdvo_connector
->flicker_filter_adaptive
)
1633 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_adaptive
);
1634 if (intel_sdvo_connector
->tv_luma_filter
)
1635 drm_property_destroy(dev
, intel_sdvo_connector
->tv_luma_filter
);
1636 if (intel_sdvo_connector
->tv_chroma_filter
)
1637 drm_property_destroy(dev
, intel_sdvo_connector
->tv_chroma_filter
);
1638 if (intel_sdvo_connector
->dot_crawl
)
1639 drm_property_destroy(dev
, intel_sdvo_connector
->dot_crawl
);
1640 if (intel_sdvo_connector
->brightness
)
1641 drm_property_destroy(dev
, intel_sdvo_connector
->brightness
);
1644 static void intel_sdvo_destroy(struct drm_connector
*connector
)
1646 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1648 if (intel_sdvo_connector
->tv_format
)
1649 drm_property_destroy(connector
->dev
,
1650 intel_sdvo_connector
->tv_format
);
1652 intel_sdvo_destroy_enhance_property(connector
);
1653 drm_sysfs_connector_remove(connector
);
1654 drm_connector_cleanup(connector
);
1658 static bool intel_sdvo_detect_hdmi_audio(struct drm_connector
*connector
)
1660 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1662 bool has_audio
= false;
1664 if (!intel_sdvo
->is_hdmi
)
1667 edid
= intel_sdvo_get_edid(connector
);
1668 if (edid
!= NULL
&& edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1669 has_audio
= drm_detect_monitor_audio(edid
);
1675 intel_sdvo_set_property(struct drm_connector
*connector
,
1676 struct drm_property
*property
,
1679 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1680 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1681 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1682 uint16_t temp_value
;
1686 ret
= drm_connector_property_set_value(connector
, property
, val
);
1690 if (property
== dev_priv
->force_audio_property
) {
1694 if (i
== intel_sdvo_connector
->force_audio
)
1697 intel_sdvo_connector
->force_audio
= i
;
1699 if (i
== HDMI_AUDIO_AUTO
)
1700 has_audio
= intel_sdvo_detect_hdmi_audio(connector
);
1702 has_audio
= (i
== HDMI_AUDIO_ON
);
1704 if (has_audio
== intel_sdvo
->has_hdmi_audio
)
1707 intel_sdvo
->has_hdmi_audio
= has_audio
;
1711 if (property
== dev_priv
->broadcast_rgb_property
) {
1712 if (val
== !!intel_sdvo
->color_range
)
1715 intel_sdvo
->color_range
= val
? SDVO_COLOR_RANGE_16_235
: 0;
1719 #define CHECK_PROPERTY(name, NAME) \
1720 if (intel_sdvo_connector->name == property) { \
1721 if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
1722 if (intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1723 cmd = SDVO_CMD_SET_##NAME; \
1724 intel_sdvo_connector->cur_##name = temp_value; \
1728 if (property
== intel_sdvo_connector
->tv_format
) {
1729 if (val
>= TV_FORMAT_NUM
)
1732 if (intel_sdvo
->tv_format_index
==
1733 intel_sdvo_connector
->tv_format_supported
[val
])
1736 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[val
];
1738 } else if (IS_TV_OR_LVDS(intel_sdvo_connector
)) {
1740 if (intel_sdvo_connector
->left
== property
) {
1741 drm_connector_property_set_value(connector
,
1742 intel_sdvo_connector
->right
, val
);
1743 if (intel_sdvo_connector
->left_margin
== temp_value
)
1746 intel_sdvo_connector
->left_margin
= temp_value
;
1747 intel_sdvo_connector
->right_margin
= temp_value
;
1748 temp_value
= intel_sdvo_connector
->max_hscan
-
1749 intel_sdvo_connector
->left_margin
;
1750 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1752 } else if (intel_sdvo_connector
->right
== property
) {
1753 drm_connector_property_set_value(connector
,
1754 intel_sdvo_connector
->left
, val
);
1755 if (intel_sdvo_connector
->right_margin
== temp_value
)
1758 intel_sdvo_connector
->left_margin
= temp_value
;
1759 intel_sdvo_connector
->right_margin
= temp_value
;
1760 temp_value
= intel_sdvo_connector
->max_hscan
-
1761 intel_sdvo_connector
->left_margin
;
1762 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1764 } else if (intel_sdvo_connector
->top
== property
) {
1765 drm_connector_property_set_value(connector
,
1766 intel_sdvo_connector
->bottom
, val
);
1767 if (intel_sdvo_connector
->top_margin
== temp_value
)
1770 intel_sdvo_connector
->top_margin
= temp_value
;
1771 intel_sdvo_connector
->bottom_margin
= temp_value
;
1772 temp_value
= intel_sdvo_connector
->max_vscan
-
1773 intel_sdvo_connector
->top_margin
;
1774 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1776 } else if (intel_sdvo_connector
->bottom
== property
) {
1777 drm_connector_property_set_value(connector
,
1778 intel_sdvo_connector
->top
, val
);
1779 if (intel_sdvo_connector
->bottom_margin
== temp_value
)
1782 intel_sdvo_connector
->top_margin
= temp_value
;
1783 intel_sdvo_connector
->bottom_margin
= temp_value
;
1784 temp_value
= intel_sdvo_connector
->max_vscan
-
1785 intel_sdvo_connector
->top_margin
;
1786 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1789 CHECK_PROPERTY(hpos
, HPOS
)
1790 CHECK_PROPERTY(vpos
, VPOS
)
1791 CHECK_PROPERTY(saturation
, SATURATION
)
1792 CHECK_PROPERTY(contrast
, CONTRAST
)
1793 CHECK_PROPERTY(hue
, HUE
)
1794 CHECK_PROPERTY(brightness
, BRIGHTNESS
)
1795 CHECK_PROPERTY(sharpness
, SHARPNESS
)
1796 CHECK_PROPERTY(flicker_filter
, FLICKER_FILTER
)
1797 CHECK_PROPERTY(flicker_filter_2d
, FLICKER_FILTER_2D
)
1798 CHECK_PROPERTY(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
)
1799 CHECK_PROPERTY(tv_chroma_filter
, TV_CHROMA_FILTER
)
1800 CHECK_PROPERTY(tv_luma_filter
, TV_LUMA_FILTER
)
1801 CHECK_PROPERTY(dot_crawl
, DOT_CRAWL
)
1804 return -EINVAL
; /* unknown property */
1807 if (!intel_sdvo_set_value(intel_sdvo
, cmd
, &temp_value
, 2))
1812 if (intel_sdvo
->base
.base
.crtc
) {
1813 struct drm_crtc
*crtc
= intel_sdvo
->base
.base
.crtc
;
1814 drm_crtc_helper_set_mode(crtc
, &crtc
->mode
, crtc
->x
,
1819 #undef CHECK_PROPERTY
1822 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs
= {
1823 .dpms
= intel_sdvo_dpms
,
1824 .mode_fixup
= intel_sdvo_mode_fixup
,
1825 .prepare
= intel_encoder_prepare
,
1826 .mode_set
= intel_sdvo_mode_set
,
1827 .commit
= intel_encoder_commit
,
1830 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
1831 .dpms
= drm_helper_connector_dpms
,
1832 .detect
= intel_sdvo_detect
,
1833 .fill_modes
= drm_helper_probe_single_connector_modes
,
1834 .set_property
= intel_sdvo_set_property
,
1835 .destroy
= intel_sdvo_destroy
,
1838 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
1839 .get_modes
= intel_sdvo_get_modes
,
1840 .mode_valid
= intel_sdvo_mode_valid
,
1841 .best_encoder
= intel_best_encoder
,
1844 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
1846 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1848 if (intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
)
1849 drm_mode_destroy(encoder
->dev
,
1850 intel_sdvo
->sdvo_lvds_fixed_mode
);
1852 i2c_del_adapter(&intel_sdvo
->ddc
);
1853 intel_encoder_destroy(encoder
);
1856 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
1857 .destroy
= intel_sdvo_enc_destroy
,
1861 intel_sdvo_guess_ddc_bus(struct intel_sdvo
*sdvo
)
1864 unsigned int num_bits
;
1866 /* Make a mask of outputs less than or equal to our own priority in the
1869 switch (sdvo
->controlled_output
) {
1870 case SDVO_OUTPUT_LVDS1
:
1871 mask
|= SDVO_OUTPUT_LVDS1
;
1872 case SDVO_OUTPUT_LVDS0
:
1873 mask
|= SDVO_OUTPUT_LVDS0
;
1874 case SDVO_OUTPUT_TMDS1
:
1875 mask
|= SDVO_OUTPUT_TMDS1
;
1876 case SDVO_OUTPUT_TMDS0
:
1877 mask
|= SDVO_OUTPUT_TMDS0
;
1878 case SDVO_OUTPUT_RGB1
:
1879 mask
|= SDVO_OUTPUT_RGB1
;
1880 case SDVO_OUTPUT_RGB0
:
1881 mask
|= SDVO_OUTPUT_RGB0
;
1885 /* Count bits to find what number we are in the priority list. */
1886 mask
&= sdvo
->caps
.output_flags
;
1887 num_bits
= hweight16(mask
);
1888 /* If more than 3 outputs, default to DDC bus 3 for now. */
1892 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1893 sdvo
->ddc_bus
= 1 << num_bits
;
1897 * Choose the appropriate DDC bus for control bus switch command for this
1898 * SDVO output based on the controlled output.
1900 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1901 * outputs, then LVDS outputs.
1904 intel_sdvo_select_ddc_bus(struct drm_i915_private
*dev_priv
,
1905 struct intel_sdvo
*sdvo
, u32 reg
)
1907 struct sdvo_device_mapping
*mapping
;
1910 mapping
= &(dev_priv
->sdvo_mappings
[0]);
1912 mapping
= &(dev_priv
->sdvo_mappings
[1]);
1914 if (mapping
->initialized
)
1915 sdvo
->ddc_bus
= 1 << ((mapping
->ddc_pin
& 0xf0) >> 4);
1917 intel_sdvo_guess_ddc_bus(sdvo
);
1921 intel_sdvo_select_i2c_bus(struct drm_i915_private
*dev_priv
,
1922 struct intel_sdvo
*sdvo
, u32 reg
)
1924 struct sdvo_device_mapping
*mapping
;
1928 mapping
= &dev_priv
->sdvo_mappings
[0];
1930 mapping
= &dev_priv
->sdvo_mappings
[1];
1932 pin
= GMBUS_PORT_DPB
;
1933 if (mapping
->initialized
)
1934 pin
= mapping
->i2c_pin
;
1936 if (intel_gmbus_is_port_valid(pin
)) {
1937 sdvo
->i2c
= intel_gmbus_get_adapter(dev_priv
, pin
);
1938 intel_gmbus_set_speed(sdvo
->i2c
, GMBUS_RATE_1MHZ
);
1939 intel_gmbus_force_bit(sdvo
->i2c
, true);
1941 sdvo
->i2c
= intel_gmbus_get_adapter(dev_priv
, GMBUS_PORT_DPB
);
1946 intel_sdvo_is_hdmi_connector(struct intel_sdvo
*intel_sdvo
, int device
)
1948 return intel_sdvo_check_supp_encode(intel_sdvo
);
1952 intel_sdvo_get_slave_addr(struct drm_device
*dev
, struct intel_sdvo
*sdvo
)
1954 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1955 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
1957 if (sdvo
->is_sdvob
) {
1958 my_mapping
= &dev_priv
->sdvo_mappings
[0];
1959 other_mapping
= &dev_priv
->sdvo_mappings
[1];
1961 my_mapping
= &dev_priv
->sdvo_mappings
[1];
1962 other_mapping
= &dev_priv
->sdvo_mappings
[0];
1965 /* If the BIOS described our SDVO device, take advantage of it. */
1966 if (my_mapping
->slave_addr
)
1967 return my_mapping
->slave_addr
;
1969 /* If the BIOS only described a different SDVO device, use the
1970 * address that it isn't using.
1972 if (other_mapping
->slave_addr
) {
1973 if (other_mapping
->slave_addr
== 0x70)
1979 /* No SDVO device info is found for another DVO port,
1980 * so use mapping assumption we had before BIOS parsing.
1989 intel_sdvo_connector_init(struct intel_sdvo_connector
*connector
,
1990 struct intel_sdvo
*encoder
)
1992 drm_connector_init(encoder
->base
.base
.dev
,
1993 &connector
->base
.base
,
1994 &intel_sdvo_connector_funcs
,
1995 connector
->base
.base
.connector_type
);
1997 drm_connector_helper_add(&connector
->base
.base
,
1998 &intel_sdvo_connector_helper_funcs
);
2000 connector
->base
.base
.interlace_allowed
= 1;
2001 connector
->base
.base
.doublescan_allowed
= 0;
2002 connector
->base
.base
.display_info
.subpixel_order
= SubPixelHorizontalRGB
;
2004 intel_connector_attach_encoder(&connector
->base
, &encoder
->base
);
2005 drm_sysfs_connector_add(&connector
->base
.base
);
2009 intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector
*connector
)
2011 struct drm_device
*dev
= connector
->base
.base
.dev
;
2013 intel_attach_force_audio_property(&connector
->base
.base
);
2014 if (INTEL_INFO(dev
)->gen
>= 4 && IS_MOBILE(dev
))
2015 intel_attach_broadcast_rgb_property(&connector
->base
.base
);
2019 intel_sdvo_dvi_init(struct intel_sdvo
*intel_sdvo
, int device
)
2021 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2022 struct drm_connector
*connector
;
2023 struct intel_encoder
*intel_encoder
= to_intel_encoder(encoder
);
2024 struct intel_connector
*intel_connector
;
2025 struct intel_sdvo_connector
*intel_sdvo_connector
;
2027 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2028 if (!intel_sdvo_connector
)
2032 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS0
;
2033 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS0
;
2034 } else if (device
== 1) {
2035 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS1
;
2036 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS1
;
2039 intel_connector
= &intel_sdvo_connector
->base
;
2040 connector
= &intel_connector
->base
;
2041 if (intel_sdvo_supports_hotplug(intel_sdvo
) & (1 << device
)) {
2042 connector
->polled
= DRM_CONNECTOR_POLL_HPD
;
2043 intel_sdvo
->hotplug_active
[0] |= 1 << device
;
2044 /* Some SDVO devices have one-shot hotplug interrupts.
2045 * Ensure that they get re-enabled when an interrupt happens.
2047 intel_encoder
->hot_plug
= intel_sdvo_enable_hotplug
;
2048 intel_sdvo_enable_hotplug(intel_encoder
);
2051 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
| DRM_CONNECTOR_POLL_DISCONNECT
;
2052 encoder
->encoder_type
= DRM_MODE_ENCODER_TMDS
;
2053 connector
->connector_type
= DRM_MODE_CONNECTOR_DVID
;
2055 if (intel_sdvo_is_hdmi_connector(intel_sdvo
, device
)) {
2056 connector
->connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
2057 intel_sdvo
->is_hdmi
= true;
2059 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2060 (1 << INTEL_ANALOG_CLONE_BIT
));
2062 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2063 if (intel_sdvo
->is_hdmi
)
2064 intel_sdvo_add_hdmi_properties(intel_sdvo_connector
);
2070 intel_sdvo_tv_init(struct intel_sdvo
*intel_sdvo
, int type
)
2072 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2073 struct drm_connector
*connector
;
2074 struct intel_connector
*intel_connector
;
2075 struct intel_sdvo_connector
*intel_sdvo_connector
;
2077 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2078 if (!intel_sdvo_connector
)
2081 intel_connector
= &intel_sdvo_connector
->base
;
2082 connector
= &intel_connector
->base
;
2083 encoder
->encoder_type
= DRM_MODE_ENCODER_TVDAC
;
2084 connector
->connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
2086 intel_sdvo
->controlled_output
|= type
;
2087 intel_sdvo_connector
->output_flag
= type
;
2089 intel_sdvo
->is_tv
= true;
2090 intel_sdvo
->base
.needs_tv_clock
= true;
2091 intel_sdvo
->base
.clone_mask
= 1 << INTEL_SDVO_TV_CLONE_BIT
;
2093 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2095 if (!intel_sdvo_tv_create_property(intel_sdvo
, intel_sdvo_connector
, type
))
2098 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2104 intel_sdvo_destroy(connector
);
2109 intel_sdvo_analog_init(struct intel_sdvo
*intel_sdvo
, int device
)
2111 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2112 struct drm_connector
*connector
;
2113 struct intel_connector
*intel_connector
;
2114 struct intel_sdvo_connector
*intel_sdvo_connector
;
2116 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2117 if (!intel_sdvo_connector
)
2120 intel_connector
= &intel_sdvo_connector
->base
;
2121 connector
= &intel_connector
->base
;
2122 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
2123 encoder
->encoder_type
= DRM_MODE_ENCODER_DAC
;
2124 connector
->connector_type
= DRM_MODE_CONNECTOR_VGA
;
2127 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB0
;
2128 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB0
;
2129 } else if (device
== 1) {
2130 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB1
;
2131 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB1
;
2134 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2135 (1 << INTEL_ANALOG_CLONE_BIT
));
2137 intel_sdvo_connector_init(intel_sdvo_connector
,
2143 intel_sdvo_lvds_init(struct intel_sdvo
*intel_sdvo
, int device
)
2145 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2146 struct drm_connector
*connector
;
2147 struct intel_connector
*intel_connector
;
2148 struct intel_sdvo_connector
*intel_sdvo_connector
;
2150 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2151 if (!intel_sdvo_connector
)
2154 intel_connector
= &intel_sdvo_connector
->base
;
2155 connector
= &intel_connector
->base
;
2156 encoder
->encoder_type
= DRM_MODE_ENCODER_LVDS
;
2157 connector
->connector_type
= DRM_MODE_CONNECTOR_LVDS
;
2160 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS0
;
2161 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS0
;
2162 } else if (device
== 1) {
2163 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS1
;
2164 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS1
;
2167 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_ANALOG_CLONE_BIT
) |
2168 (1 << INTEL_SDVO_LVDS_CLONE_BIT
));
2170 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2171 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2177 intel_sdvo_destroy(connector
);
2182 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
)
2184 intel_sdvo
->is_tv
= false;
2185 intel_sdvo
->base
.needs_tv_clock
= false;
2186 intel_sdvo
->is_lvds
= false;
2188 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2190 if (flags
& SDVO_OUTPUT_TMDS0
)
2191 if (!intel_sdvo_dvi_init(intel_sdvo
, 0))
2194 if ((flags
& SDVO_TMDS_MASK
) == SDVO_TMDS_MASK
)
2195 if (!intel_sdvo_dvi_init(intel_sdvo
, 1))
2198 /* TV has no XXX1 function block */
2199 if (flags
& SDVO_OUTPUT_SVID0
)
2200 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_SVID0
))
2203 if (flags
& SDVO_OUTPUT_CVBS0
)
2204 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_CVBS0
))
2207 if (flags
& SDVO_OUTPUT_YPRPB0
)
2208 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_YPRPB0
))
2211 if (flags
& SDVO_OUTPUT_RGB0
)
2212 if (!intel_sdvo_analog_init(intel_sdvo
, 0))
2215 if ((flags
& SDVO_RGB_MASK
) == SDVO_RGB_MASK
)
2216 if (!intel_sdvo_analog_init(intel_sdvo
, 1))
2219 if (flags
& SDVO_OUTPUT_LVDS0
)
2220 if (!intel_sdvo_lvds_init(intel_sdvo
, 0))
2223 if ((flags
& SDVO_LVDS_MASK
) == SDVO_LVDS_MASK
)
2224 if (!intel_sdvo_lvds_init(intel_sdvo
, 1))
2227 if ((flags
& SDVO_OUTPUT_MASK
) == 0) {
2228 unsigned char bytes
[2];
2230 intel_sdvo
->controlled_output
= 0;
2231 memcpy(bytes
, &intel_sdvo
->caps
.output_flags
, 2);
2232 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2233 SDVO_NAME(intel_sdvo
),
2234 bytes
[0], bytes
[1]);
2237 intel_sdvo
->base
.crtc_mask
= (1 << 0) | (1 << 1) | (1 << 2);
2242 static bool intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
2243 struct intel_sdvo_connector
*intel_sdvo_connector
,
2246 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2247 struct intel_sdvo_tv_format format
;
2248 uint32_t format_map
, i
;
2250 if (!intel_sdvo_set_target_output(intel_sdvo
, type
))
2253 BUILD_BUG_ON(sizeof(format
) != 6);
2254 if (!intel_sdvo_get_value(intel_sdvo
,
2255 SDVO_CMD_GET_SUPPORTED_TV_FORMATS
,
2256 &format
, sizeof(format
)))
2259 memcpy(&format_map
, &format
, min(sizeof(format_map
), sizeof(format
)));
2261 if (format_map
== 0)
2264 intel_sdvo_connector
->format_supported_num
= 0;
2265 for (i
= 0 ; i
< TV_FORMAT_NUM
; i
++)
2266 if (format_map
& (1 << i
))
2267 intel_sdvo_connector
->tv_format_supported
[intel_sdvo_connector
->format_supported_num
++] = i
;
2270 intel_sdvo_connector
->tv_format
=
2271 drm_property_create(dev
, DRM_MODE_PROP_ENUM
,
2272 "mode", intel_sdvo_connector
->format_supported_num
);
2273 if (!intel_sdvo_connector
->tv_format
)
2276 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2277 drm_property_add_enum(
2278 intel_sdvo_connector
->tv_format
, i
,
2279 i
, tv_format_names
[intel_sdvo_connector
->tv_format_supported
[i
]]);
2281 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[0];
2282 drm_connector_attach_property(&intel_sdvo_connector
->base
.base
,
2283 intel_sdvo_connector
->tv_format
, 0);
2288 #define ENHANCEMENT(name, NAME) do { \
2289 if (enhancements.name) { \
2290 if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2291 !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2293 intel_sdvo_connector->max_##name = data_value[0]; \
2294 intel_sdvo_connector->cur_##name = response; \
2295 intel_sdvo_connector->name = \
2296 drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
2297 if (!intel_sdvo_connector->name) return false; \
2298 drm_connector_attach_property(connector, \
2299 intel_sdvo_connector->name, \
2300 intel_sdvo_connector->cur_##name); \
2301 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2302 data_value[0], data_value[1], response); \
2307 intel_sdvo_create_enhance_property_tv(struct intel_sdvo
*intel_sdvo
,
2308 struct intel_sdvo_connector
*intel_sdvo_connector
,
2309 struct intel_sdvo_enhancements_reply enhancements
)
2311 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2312 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2313 uint16_t response
, data_value
[2];
2315 /* when horizontal overscan is supported, Add the left/right property */
2316 if (enhancements
.overscan_h
) {
2317 if (!intel_sdvo_get_value(intel_sdvo
,
2318 SDVO_CMD_GET_MAX_OVERSCAN_H
,
2322 if (!intel_sdvo_get_value(intel_sdvo
,
2323 SDVO_CMD_GET_OVERSCAN_H
,
2327 intel_sdvo_connector
->max_hscan
= data_value
[0];
2328 intel_sdvo_connector
->left_margin
= data_value
[0] - response
;
2329 intel_sdvo_connector
->right_margin
= intel_sdvo_connector
->left_margin
;
2330 intel_sdvo_connector
->left
=
2331 drm_property_create_range(dev
, 0, "left_margin", 0, data_value
[0]);
2332 if (!intel_sdvo_connector
->left
)
2335 drm_connector_attach_property(connector
,
2336 intel_sdvo_connector
->left
,
2337 intel_sdvo_connector
->left_margin
);
2339 intel_sdvo_connector
->right
=
2340 drm_property_create_range(dev
, 0, "right_margin", 0, data_value
[0]);
2341 if (!intel_sdvo_connector
->right
)
2344 drm_connector_attach_property(connector
,
2345 intel_sdvo_connector
->right
,
2346 intel_sdvo_connector
->right_margin
);
2347 DRM_DEBUG_KMS("h_overscan: max %d, "
2348 "default %d, current %d\n",
2349 data_value
[0], data_value
[1], response
);
2352 if (enhancements
.overscan_v
) {
2353 if (!intel_sdvo_get_value(intel_sdvo
,
2354 SDVO_CMD_GET_MAX_OVERSCAN_V
,
2358 if (!intel_sdvo_get_value(intel_sdvo
,
2359 SDVO_CMD_GET_OVERSCAN_V
,
2363 intel_sdvo_connector
->max_vscan
= data_value
[0];
2364 intel_sdvo_connector
->top_margin
= data_value
[0] - response
;
2365 intel_sdvo_connector
->bottom_margin
= intel_sdvo_connector
->top_margin
;
2366 intel_sdvo_connector
->top
=
2367 drm_property_create_range(dev
, 0,
2368 "top_margin", 0, data_value
[0]);
2369 if (!intel_sdvo_connector
->top
)
2372 drm_connector_attach_property(connector
,
2373 intel_sdvo_connector
->top
,
2374 intel_sdvo_connector
->top_margin
);
2376 intel_sdvo_connector
->bottom
=
2377 drm_property_create_range(dev
, 0,
2378 "bottom_margin", 0, data_value
[0]);
2379 if (!intel_sdvo_connector
->bottom
)
2382 drm_connector_attach_property(connector
,
2383 intel_sdvo_connector
->bottom
,
2384 intel_sdvo_connector
->bottom_margin
);
2385 DRM_DEBUG_KMS("v_overscan: max %d, "
2386 "default %d, current %d\n",
2387 data_value
[0], data_value
[1], response
);
2390 ENHANCEMENT(hpos
, HPOS
);
2391 ENHANCEMENT(vpos
, VPOS
);
2392 ENHANCEMENT(saturation
, SATURATION
);
2393 ENHANCEMENT(contrast
, CONTRAST
);
2394 ENHANCEMENT(hue
, HUE
);
2395 ENHANCEMENT(sharpness
, SHARPNESS
);
2396 ENHANCEMENT(brightness
, BRIGHTNESS
);
2397 ENHANCEMENT(flicker_filter
, FLICKER_FILTER
);
2398 ENHANCEMENT(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
2399 ENHANCEMENT(flicker_filter_2d
, FLICKER_FILTER_2D
);
2400 ENHANCEMENT(tv_chroma_filter
, TV_CHROMA_FILTER
);
2401 ENHANCEMENT(tv_luma_filter
, TV_LUMA_FILTER
);
2403 if (enhancements
.dot_crawl
) {
2404 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_DOT_CRAWL
, &response
, 2))
2407 intel_sdvo_connector
->max_dot_crawl
= 1;
2408 intel_sdvo_connector
->cur_dot_crawl
= response
& 0x1;
2409 intel_sdvo_connector
->dot_crawl
=
2410 drm_property_create_range(dev
, 0, "dot_crawl", 0, 1);
2411 if (!intel_sdvo_connector
->dot_crawl
)
2414 drm_connector_attach_property(connector
,
2415 intel_sdvo_connector
->dot_crawl
,
2416 intel_sdvo_connector
->cur_dot_crawl
);
2417 DRM_DEBUG_KMS("dot crawl: current %d\n", response
);
2424 intel_sdvo_create_enhance_property_lvds(struct intel_sdvo
*intel_sdvo
,
2425 struct intel_sdvo_connector
*intel_sdvo_connector
,
2426 struct intel_sdvo_enhancements_reply enhancements
)
2428 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2429 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2430 uint16_t response
, data_value
[2];
2432 ENHANCEMENT(brightness
, BRIGHTNESS
);
2438 static bool intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
2439 struct intel_sdvo_connector
*intel_sdvo_connector
)
2442 struct intel_sdvo_enhancements_reply reply
;
2446 BUILD_BUG_ON(sizeof(enhancements
) != 2);
2448 enhancements
.response
= 0;
2449 intel_sdvo_get_value(intel_sdvo
,
2450 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
,
2451 &enhancements
, sizeof(enhancements
));
2452 if (enhancements
.response
== 0) {
2453 DRM_DEBUG_KMS("No enhancement is supported\n");
2457 if (IS_TV(intel_sdvo_connector
))
2458 return intel_sdvo_create_enhance_property_tv(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2459 else if (IS_LVDS(intel_sdvo_connector
))
2460 return intel_sdvo_create_enhance_property_lvds(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2465 static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter
*adapter
,
2466 struct i2c_msg
*msgs
,
2469 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2471 if (!intel_sdvo_set_control_bus_switch(sdvo
, sdvo
->ddc_bus
))
2474 return sdvo
->i2c
->algo
->master_xfer(sdvo
->i2c
, msgs
, num
);
2477 static u32
intel_sdvo_ddc_proxy_func(struct i2c_adapter
*adapter
)
2479 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2480 return sdvo
->i2c
->algo
->functionality(sdvo
->i2c
);
2483 static const struct i2c_algorithm intel_sdvo_ddc_proxy
= {
2484 .master_xfer
= intel_sdvo_ddc_proxy_xfer
,
2485 .functionality
= intel_sdvo_ddc_proxy_func
2489 intel_sdvo_init_ddc_proxy(struct intel_sdvo
*sdvo
,
2490 struct drm_device
*dev
)
2492 sdvo
->ddc
.owner
= THIS_MODULE
;
2493 sdvo
->ddc
.class = I2C_CLASS_DDC
;
2494 snprintf(sdvo
->ddc
.name
, I2C_NAME_SIZE
, "SDVO DDC proxy");
2495 sdvo
->ddc
.dev
.parent
= &dev
->pdev
->dev
;
2496 sdvo
->ddc
.algo_data
= sdvo
;
2497 sdvo
->ddc
.algo
= &intel_sdvo_ddc_proxy
;
2499 return i2c_add_adapter(&sdvo
->ddc
) == 0;
2502 bool intel_sdvo_init(struct drm_device
*dev
, uint32_t sdvo_reg
, bool is_sdvob
)
2504 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
2505 struct intel_encoder
*intel_encoder
;
2506 struct intel_sdvo
*intel_sdvo
;
2509 intel_sdvo
= kzalloc(sizeof(struct intel_sdvo
), GFP_KERNEL
);
2513 intel_sdvo
->sdvo_reg
= sdvo_reg
;
2514 intel_sdvo
->is_sdvob
= is_sdvob
;
2515 intel_sdvo
->slave_addr
= intel_sdvo_get_slave_addr(dev
, intel_sdvo
) >> 1;
2516 intel_sdvo_select_i2c_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2517 if (!intel_sdvo_init_ddc_proxy(intel_sdvo
, dev
)) {
2522 /* encoder type will be decided later */
2523 intel_encoder
= &intel_sdvo
->base
;
2524 intel_encoder
->type
= INTEL_OUTPUT_SDVO
;
2525 drm_encoder_init(dev
, &intel_encoder
->base
, &intel_sdvo_enc_funcs
, 0);
2527 /* Read the regs to test if we can talk to the device */
2528 for (i
= 0; i
< 0x40; i
++) {
2531 if (!intel_sdvo_read_byte(intel_sdvo
, i
, &byte
)) {
2532 DRM_DEBUG_KMS("No SDVO device found on %s\n",
2533 SDVO_NAME(intel_sdvo
));
2538 if (intel_sdvo
->is_sdvob
)
2539 dev_priv
->hotplug_supported_mask
|= SDVOB_HOTPLUG_INT_STATUS
;
2541 dev_priv
->hotplug_supported_mask
|= SDVOC_HOTPLUG_INT_STATUS
;
2543 drm_encoder_helper_add(&intel_encoder
->base
, &intel_sdvo_helper_funcs
);
2545 /* In default case sdvo lvds is false */
2546 if (!intel_sdvo_get_capabilities(intel_sdvo
, &intel_sdvo
->caps
))
2549 /* Set up hotplug command - note paranoia about contents of reply.
2550 * We assume that the hardware is in a sane state, and only touch
2551 * the bits we think we understand.
2553 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_ACTIVE_HOT_PLUG
,
2554 &intel_sdvo
->hotplug_active
, 2);
2555 intel_sdvo
->hotplug_active
[0] &= ~0x3;
2557 if (intel_sdvo_output_setup(intel_sdvo
,
2558 intel_sdvo
->caps
.output_flags
) != true) {
2559 DRM_DEBUG_KMS("SDVO output failed to setup on %s\n",
2560 SDVO_NAME(intel_sdvo
));
2564 intel_sdvo_select_ddc_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2566 /* Set the input timing to the screen. Assume always input 0. */
2567 if (!intel_sdvo_set_target_input(intel_sdvo
))
2570 if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo
,
2571 &intel_sdvo
->pixel_clock_min
,
2572 &intel_sdvo
->pixel_clock_max
))
2575 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2576 "clock range %dMHz - %dMHz, "
2577 "input 1: %c, input 2: %c, "
2578 "output 1: %c, output 2: %c\n",
2579 SDVO_NAME(intel_sdvo
),
2580 intel_sdvo
->caps
.vendor_id
, intel_sdvo
->caps
.device_id
,
2581 intel_sdvo
->caps
.device_rev_id
,
2582 intel_sdvo
->pixel_clock_min
/ 1000,
2583 intel_sdvo
->pixel_clock_max
/ 1000,
2584 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
2585 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
2586 /* check currently supported outputs */
2587 intel_sdvo
->caps
.output_flags
&
2588 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
2589 intel_sdvo
->caps
.output_flags
&
2590 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
2594 drm_encoder_cleanup(&intel_encoder
->base
);
2595 i2c_del_adapter(&intel_sdvo
->ddc
);