2 * Copyright 2006 Dave Airlie <airlied@linux.ie>
3 * Copyright © 2006-2007 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
26 * Eric Anholt <eric@anholt.net>
28 #include <linux/i2c.h>
29 #include <linux/slab.h>
30 #include <linux/delay.h>
31 #include <linux/export.h>
36 #include "intel_drv.h"
39 #include "intel_sdvo_regs.h"
41 #define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
42 #define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
43 #define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
44 #define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
46 #define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
49 #define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
50 #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
51 #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
52 #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
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 uint8_t hotplug_active
[2];
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 /* This is for current tv format name */
120 * This is set if we treat the device as HDMI, instead of DVI.
123 bool has_hdmi_monitor
;
127 * This is set if we detect output of sdvo device as LVDS and
128 * have a valid fixed mode to use with the panel.
133 * This is sdvo fixed pannel mode pointer
135 struct drm_display_mode
*sdvo_lvds_fixed_mode
;
137 /* DDC bus used by this SDVO encoder */
140 /* Input timings for adjusted_mode */
141 struct intel_sdvo_dtd input_dtd
;
144 struct intel_sdvo_connector
{
145 struct intel_connector base
;
147 /* Mark the type of connector */
148 uint16_t output_flag
;
152 /* This contains all current supported TV format */
153 u8 tv_format_supported
[TV_FORMAT_NUM
];
154 int format_supported_num
;
155 struct drm_property
*tv_format
;
157 /* add the property for the SDVO-TV */
158 struct drm_property
*left
;
159 struct drm_property
*right
;
160 struct drm_property
*top
;
161 struct drm_property
*bottom
;
162 struct drm_property
*hpos
;
163 struct drm_property
*vpos
;
164 struct drm_property
*contrast
;
165 struct drm_property
*saturation
;
166 struct drm_property
*hue
;
167 struct drm_property
*sharpness
;
168 struct drm_property
*flicker_filter
;
169 struct drm_property
*flicker_filter_adaptive
;
170 struct drm_property
*flicker_filter_2d
;
171 struct drm_property
*tv_chroma_filter
;
172 struct drm_property
*tv_luma_filter
;
173 struct drm_property
*dot_crawl
;
175 /* add the property for the SDVO-TV/LVDS */
176 struct drm_property
*brightness
;
178 /* Add variable to record current setting for the above property */
179 u32 left_margin
, right_margin
, top_margin
, bottom_margin
;
181 /* this is to get the range of margin.*/
182 u32 max_hscan
, max_vscan
;
183 u32 max_hpos
, cur_hpos
;
184 u32 max_vpos
, cur_vpos
;
185 u32 cur_brightness
, max_brightness
;
186 u32 cur_contrast
, max_contrast
;
187 u32 cur_saturation
, max_saturation
;
188 u32 cur_hue
, max_hue
;
189 u32 cur_sharpness
, max_sharpness
;
190 u32 cur_flicker_filter
, max_flicker_filter
;
191 u32 cur_flicker_filter_adaptive
, max_flicker_filter_adaptive
;
192 u32 cur_flicker_filter_2d
, max_flicker_filter_2d
;
193 u32 cur_tv_chroma_filter
, max_tv_chroma_filter
;
194 u32 cur_tv_luma_filter
, max_tv_luma_filter
;
195 u32 cur_dot_crawl
, max_dot_crawl
;
198 static struct intel_sdvo
*to_intel_sdvo(struct drm_encoder
*encoder
)
200 return container_of(encoder
, struct intel_sdvo
, base
.base
);
203 static struct intel_sdvo
*intel_attached_sdvo(struct drm_connector
*connector
)
205 return container_of(intel_attached_encoder(connector
),
206 struct intel_sdvo
, base
);
209 static struct intel_sdvo_connector
*to_intel_sdvo_connector(struct drm_connector
*connector
)
211 return container_of(to_intel_connector(connector
), struct intel_sdvo_connector
, base
);
215 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
);
217 intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
218 struct intel_sdvo_connector
*intel_sdvo_connector
,
221 intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
222 struct intel_sdvo_connector
*intel_sdvo_connector
);
225 * Writes the SDVOB or SDVOC with the given value, but always writes both
226 * SDVOB and SDVOC to work around apparent hardware issues (according to
227 * comments in the BIOS).
229 static void intel_sdvo_write_sdvox(struct intel_sdvo
*intel_sdvo
, u32 val
)
231 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
232 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
233 u32 bval
= val
, cval
= val
;
236 if (intel_sdvo
->sdvo_reg
== PCH_SDVOB
) {
237 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
238 I915_READ(intel_sdvo
->sdvo_reg
);
242 if (intel_sdvo
->sdvo_reg
== SDVOB
) {
243 cval
= I915_READ(SDVOC
);
245 bval
= I915_READ(SDVOB
);
248 * Write the registers twice for luck. Sometimes,
249 * writing them only once doesn't appear to 'stick'.
250 * The BIOS does this too. Yay, magic
252 for (i
= 0; i
< 2; i
++)
254 I915_WRITE(SDVOB
, bval
);
256 I915_WRITE(SDVOC
, cval
);
261 static bool intel_sdvo_read_byte(struct intel_sdvo
*intel_sdvo
, u8 addr
, u8
*ch
)
263 struct i2c_msg msgs
[] = {
265 .addr
= intel_sdvo
->slave_addr
,
271 .addr
= intel_sdvo
->slave_addr
,
279 if ((ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, 2)) == 2)
282 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret
);
286 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
287 /** Mapping of command numbers to names, for debug output */
288 static const struct _sdvo_cmd_name
{
291 } sdvo_cmd_names
[] = {
292 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
293 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
294 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
295 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
336 /* Add the op code for SDVO enhancements */
337 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS
),
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS
),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS
),
340 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS
),
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS
),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS
),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION
),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION
),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION
),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE
),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE
),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE
),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST
),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST
),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST
),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS
),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS
),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS
),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H
),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H
),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H
),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V
),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V
),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V
),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER
),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER
),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER
),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE
),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE
),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE
),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D
),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D
),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D
),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS
),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS
),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS
),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL
),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL
),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER
),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER
),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER
),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER
),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER
),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER
),
383 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
386 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
396 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
397 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
398 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
399 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
400 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
401 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
402 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
405 #define IS_SDVOB(reg) (reg == SDVOB || reg == PCH_SDVOB)
406 #define SDVO_NAME(svdo) (IS_SDVOB((svdo)->sdvo_reg) ? "SDVOB" : "SDVOC")
408 static void intel_sdvo_debug_write(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
409 const void *args
, int args_len
)
413 DRM_DEBUG_KMS("%s: W: %02X ",
414 SDVO_NAME(intel_sdvo
), cmd
);
415 for (i
= 0; i
< args_len
; i
++)
416 DRM_LOG_KMS("%02X ", ((u8
*)args
)[i
]);
419 for (i
= 0; i
< ARRAY_SIZE(sdvo_cmd_names
); i
++) {
420 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
421 DRM_LOG_KMS("(%s)", sdvo_cmd_names
[i
].name
);
425 if (i
== ARRAY_SIZE(sdvo_cmd_names
))
426 DRM_LOG_KMS("(%02X)", cmd
);
430 static const char *cmd_status_names
[] = {
436 "Target not specified",
437 "Scaling not supported"
440 static bool intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
441 const void *args
, int args_len
)
443 u8 buf
[args_len
*2 + 2], status
;
444 struct i2c_msg msgs
[args_len
+ 3];
447 intel_sdvo_debug_write(intel_sdvo
, cmd
, args
, args_len
);
449 for (i
= 0; i
< args_len
; i
++) {
450 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
453 msgs
[i
].buf
= buf
+ 2 *i
;
454 buf
[2*i
+ 0] = SDVO_I2C_ARG_0
- i
;
455 buf
[2*i
+ 1] = ((u8
*)args
)[i
];
457 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
460 msgs
[i
].buf
= buf
+ 2*i
;
461 buf
[2*i
+ 0] = SDVO_I2C_OPCODE
;
464 /* the following two are to read the response */
465 status
= SDVO_I2C_CMD_STATUS
;
466 msgs
[i
+1].addr
= intel_sdvo
->slave_addr
;
469 msgs
[i
+1].buf
= &status
;
471 msgs
[i
+2].addr
= intel_sdvo
->slave_addr
;
472 msgs
[i
+2].flags
= I2C_M_RD
;
474 msgs
[i
+2].buf
= &status
;
476 ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
478 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret
);
482 /* failure in I2C transfer */
483 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret
, i
+3);
490 static bool intel_sdvo_read_response(struct intel_sdvo
*intel_sdvo
,
491 void *response
, int response_len
)
497 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo
));
500 * The documentation states that all commands will be
501 * processed within 15µs, and that we need only poll
502 * the status byte a maximum of 3 times in order for the
503 * command to be complete.
505 * Check 5 times in case the hardware failed to read the docs.
507 if (!intel_sdvo_read_byte(intel_sdvo
,
512 while (status
== SDVO_CMD_STATUS_PENDING
&& retry
--) {
514 if (!intel_sdvo_read_byte(intel_sdvo
,
520 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
521 DRM_LOG_KMS("(%s)", cmd_status_names
[status
]);
523 DRM_LOG_KMS("(??? %d)", status
);
525 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
528 /* Read the command response */
529 for (i
= 0; i
< response_len
; i
++) {
530 if (!intel_sdvo_read_byte(intel_sdvo
,
531 SDVO_I2C_RETURN_0
+ i
,
532 &((u8
*)response
)[i
]))
534 DRM_LOG_KMS(" %02X", ((u8
*)response
)[i
]);
540 DRM_LOG_KMS("... failed\n");
544 static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode
*mode
)
546 if (mode
->clock
>= 100000)
548 else if (mode
->clock
>= 50000)
554 static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo
*intel_sdvo
,
557 /* This must be the immediately preceding write before the i2c xfer */
558 return intel_sdvo_write_cmd(intel_sdvo
,
559 SDVO_CMD_SET_CONTROL_BUS_SWITCH
,
563 static bool intel_sdvo_set_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, const void *data
, int len
)
565 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, data
, len
))
568 return intel_sdvo_read_response(intel_sdvo
, NULL
, 0);
572 intel_sdvo_get_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, void *value
, int len
)
574 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, NULL
, 0))
577 return intel_sdvo_read_response(intel_sdvo
, value
, len
);
580 static bool intel_sdvo_set_target_input(struct intel_sdvo
*intel_sdvo
)
582 struct intel_sdvo_set_target_input_args targets
= {0};
583 return intel_sdvo_set_value(intel_sdvo
,
584 SDVO_CMD_SET_TARGET_INPUT
,
585 &targets
, sizeof(targets
));
589 * Return whether each input is trained.
591 * This function is making an assumption about the layout of the response,
592 * which should be checked against the docs.
594 static bool intel_sdvo_get_trained_inputs(struct intel_sdvo
*intel_sdvo
, bool *input_1
, bool *input_2
)
596 struct intel_sdvo_get_trained_inputs_response response
;
598 BUILD_BUG_ON(sizeof(response
) != 1);
599 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_TRAINED_INPUTS
,
600 &response
, sizeof(response
)))
603 *input_1
= response
.input0_trained
;
604 *input_2
= response
.input1_trained
;
608 static bool intel_sdvo_set_active_outputs(struct intel_sdvo
*intel_sdvo
,
611 return intel_sdvo_set_value(intel_sdvo
,
612 SDVO_CMD_SET_ACTIVE_OUTPUTS
,
613 &outputs
, sizeof(outputs
));
616 static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo
*intel_sdvo
,
619 u8 state
= SDVO_ENCODER_STATE_ON
;
622 case DRM_MODE_DPMS_ON
:
623 state
= SDVO_ENCODER_STATE_ON
;
625 case DRM_MODE_DPMS_STANDBY
:
626 state
= SDVO_ENCODER_STATE_STANDBY
;
628 case DRM_MODE_DPMS_SUSPEND
:
629 state
= SDVO_ENCODER_STATE_SUSPEND
;
631 case DRM_MODE_DPMS_OFF
:
632 state
= SDVO_ENCODER_STATE_OFF
;
636 return intel_sdvo_set_value(intel_sdvo
,
637 SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
, sizeof(state
));
640 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo
*intel_sdvo
,
644 struct intel_sdvo_pixel_clock_range clocks
;
646 BUILD_BUG_ON(sizeof(clocks
) != 4);
647 if (!intel_sdvo_get_value(intel_sdvo
,
648 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
649 &clocks
, sizeof(clocks
)))
652 /* Convert the values from units of 10 kHz to kHz. */
653 *clock_min
= clocks
.min
* 10;
654 *clock_max
= clocks
.max
* 10;
658 static bool intel_sdvo_set_target_output(struct intel_sdvo
*intel_sdvo
,
661 return intel_sdvo_set_value(intel_sdvo
,
662 SDVO_CMD_SET_TARGET_OUTPUT
,
663 &outputs
, sizeof(outputs
));
666 static bool intel_sdvo_set_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
667 struct intel_sdvo_dtd
*dtd
)
669 return intel_sdvo_set_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
670 intel_sdvo_set_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
673 static bool intel_sdvo_set_input_timing(struct intel_sdvo
*intel_sdvo
,
674 struct intel_sdvo_dtd
*dtd
)
676 return intel_sdvo_set_timing(intel_sdvo
,
677 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
680 static bool intel_sdvo_set_output_timing(struct intel_sdvo
*intel_sdvo
,
681 struct intel_sdvo_dtd
*dtd
)
683 return intel_sdvo_set_timing(intel_sdvo
,
684 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
688 intel_sdvo_create_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
693 struct intel_sdvo_preferred_input_timing_args args
;
695 memset(&args
, 0, sizeof(args
));
698 args
.height
= height
;
701 if (intel_sdvo
->is_lvds
&&
702 (intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
!= width
||
703 intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
!= height
))
706 return intel_sdvo_set_value(intel_sdvo
,
707 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
708 &args
, sizeof(args
));
711 static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
712 struct intel_sdvo_dtd
*dtd
)
714 BUILD_BUG_ON(sizeof(dtd
->part1
) != 8);
715 BUILD_BUG_ON(sizeof(dtd
->part2
) != 8);
716 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
717 &dtd
->part1
, sizeof(dtd
->part1
)) &&
718 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
719 &dtd
->part2
, sizeof(dtd
->part2
));
722 static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo
*intel_sdvo
, u8 val
)
724 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
727 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
728 const struct drm_display_mode
*mode
)
730 uint16_t width
, height
;
731 uint16_t h_blank_len
, h_sync_len
, v_blank_len
, v_sync_len
;
732 uint16_t h_sync_offset
, v_sync_offset
;
734 width
= mode
->crtc_hdisplay
;
735 height
= mode
->crtc_vdisplay
;
737 /* do some mode translations */
738 h_blank_len
= mode
->crtc_hblank_end
- mode
->crtc_hblank_start
;
739 h_sync_len
= mode
->crtc_hsync_end
- mode
->crtc_hsync_start
;
741 v_blank_len
= mode
->crtc_vblank_end
- mode
->crtc_vblank_start
;
742 v_sync_len
= mode
->crtc_vsync_end
- mode
->crtc_vsync_start
;
744 h_sync_offset
= mode
->crtc_hsync_start
- mode
->crtc_hblank_start
;
745 v_sync_offset
= mode
->crtc_vsync_start
- mode
->crtc_vblank_start
;
747 dtd
->part1
.clock
= mode
->clock
/ 10;
748 dtd
->part1
.h_active
= width
& 0xff;
749 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
750 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
751 ((h_blank_len
>> 8) & 0xf);
752 dtd
->part1
.v_active
= height
& 0xff;
753 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
754 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
755 ((v_blank_len
>> 8) & 0xf);
757 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
758 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
759 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
761 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
762 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
763 ((v_sync_len
& 0x30) >> 4);
765 dtd
->part2
.dtd_flags
= 0x18;
766 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
767 dtd
->part2
.dtd_flags
|= 0x2;
768 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
769 dtd
->part2
.dtd_flags
|= 0x4;
771 dtd
->part2
.sdvo_flags
= 0;
772 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
773 dtd
->part2
.reserved
= 0;
776 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
* mode
,
777 const struct intel_sdvo_dtd
*dtd
)
779 mode
->hdisplay
= dtd
->part1
.h_active
;
780 mode
->hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
781 mode
->hsync_start
= mode
->hdisplay
+ dtd
->part2
.h_sync_off
;
782 mode
->hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
783 mode
->hsync_end
= mode
->hsync_start
+ dtd
->part2
.h_sync_width
;
784 mode
->hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
785 mode
->htotal
= mode
->hdisplay
+ dtd
->part1
.h_blank
;
786 mode
->htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
788 mode
->vdisplay
= dtd
->part1
.v_active
;
789 mode
->vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
790 mode
->vsync_start
= mode
->vdisplay
;
791 mode
->vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
792 mode
->vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
793 mode
->vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
794 mode
->vsync_end
= mode
->vsync_start
+
795 (dtd
->part2
.v_sync_off_width
& 0xf);
796 mode
->vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
797 mode
->vtotal
= mode
->vdisplay
+ dtd
->part1
.v_blank
;
798 mode
->vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
800 mode
->clock
= dtd
->part1
.clock
* 10;
802 mode
->flags
&= ~(DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
);
803 if (dtd
->part2
.dtd_flags
& 0x2)
804 mode
->flags
|= DRM_MODE_FLAG_PHSYNC
;
805 if (dtd
->part2
.dtd_flags
& 0x4)
806 mode
->flags
|= DRM_MODE_FLAG_PVSYNC
;
809 static bool intel_sdvo_check_supp_encode(struct intel_sdvo
*intel_sdvo
)
811 struct intel_sdvo_encode encode
;
813 BUILD_BUG_ON(sizeof(encode
) != 2);
814 return intel_sdvo_get_value(intel_sdvo
,
815 SDVO_CMD_GET_SUPP_ENCODE
,
816 &encode
, sizeof(encode
));
819 static bool intel_sdvo_set_encode(struct intel_sdvo
*intel_sdvo
,
822 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
825 static bool intel_sdvo_set_colorimetry(struct intel_sdvo
*intel_sdvo
,
828 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
832 static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo
*intel_sdvo
)
835 uint8_t set_buf_index
[2];
841 intel_sdvo_get_value(encoder
, SDVO_CMD_GET_HBUF_AV_SPLIT
, &av_split
, 1);
843 for (i
= 0; i
<= av_split
; i
++) {
844 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
845 intel_sdvo_write_cmd(encoder
, SDVO_CMD_SET_HBUF_INDEX
,
847 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
848 intel_sdvo_read_response(encoder
, &buf_size
, 1);
851 for (j
= 0; j
<= buf_size
; j
+= 8) {
852 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_DATA
,
854 intel_sdvo_read_response(encoder
, pos
, 8);
861 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo
*intel_sdvo
)
863 struct dip_infoframe avi_if
= {
864 .type
= DIP_TYPE_AVI
,
865 .ver
= DIP_VERSION_AVI
,
868 uint8_t tx_rate
= SDVO_HBUF_TX_VSYNC
;
869 uint8_t set_buf_index
[2] = { 1, 0 };
870 uint64_t *data
= (uint64_t *)&avi_if
;
873 intel_dip_infoframe_csum(&avi_if
);
875 if (!intel_sdvo_set_value(intel_sdvo
,
876 SDVO_CMD_SET_HBUF_INDEX
,
880 for (i
= 0; i
< sizeof(avi_if
); i
+= 8) {
881 if (!intel_sdvo_set_value(intel_sdvo
,
882 SDVO_CMD_SET_HBUF_DATA
,
888 return intel_sdvo_set_value(intel_sdvo
,
889 SDVO_CMD_SET_HBUF_TXRATE
,
893 static bool intel_sdvo_set_tv_format(struct intel_sdvo
*intel_sdvo
)
895 struct intel_sdvo_tv_format format
;
898 format_map
= 1 << intel_sdvo
->tv_format_index
;
899 memset(&format
, 0, sizeof(format
));
900 memcpy(&format
, &format_map
, min(sizeof(format
), sizeof(format_map
)));
902 BUILD_BUG_ON(sizeof(format
) != 6);
903 return intel_sdvo_set_value(intel_sdvo
,
904 SDVO_CMD_SET_TV_FORMAT
,
905 &format
, sizeof(format
));
909 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo
*intel_sdvo
,
910 struct drm_display_mode
*mode
)
912 struct intel_sdvo_dtd output_dtd
;
914 if (!intel_sdvo_set_target_output(intel_sdvo
,
915 intel_sdvo
->attached_output
))
918 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
919 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
926 intel_sdvo_set_input_timings_for_mode(struct intel_sdvo
*intel_sdvo
,
927 struct drm_display_mode
*mode
,
928 struct drm_display_mode
*adjusted_mode
)
930 /* Reset the input timing to the screen. Assume always input 0. */
931 if (!intel_sdvo_set_target_input(intel_sdvo
))
934 if (!intel_sdvo_create_preferred_input_timing(intel_sdvo
,
940 if (!intel_sdvo_get_preferred_input_timing(intel_sdvo
,
941 &intel_sdvo
->input_dtd
))
944 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &intel_sdvo
->input_dtd
);
946 drm_mode_set_crtcinfo(adjusted_mode
, 0);
950 static bool intel_sdvo_mode_fixup(struct drm_encoder
*encoder
,
951 struct drm_display_mode
*mode
,
952 struct drm_display_mode
*adjusted_mode
)
954 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
957 /* We need to construct preferred input timings based on our
958 * output timings. To do that, we have to set the output
959 * timings, even though this isn't really the right place in
960 * the sequence to do it. Oh well.
962 if (intel_sdvo
->is_tv
) {
963 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
, mode
))
966 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
969 } else if (intel_sdvo
->is_lvds
) {
970 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
,
971 intel_sdvo
->sdvo_lvds_fixed_mode
))
974 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
979 /* Make the CRTC code factor in the SDVO pixel multiplier. The
980 * SDVO device will factor out the multiplier during mode_set.
982 multiplier
= intel_sdvo_get_pixel_multiplier(adjusted_mode
);
983 intel_mode_set_pixel_multiplier(adjusted_mode
, multiplier
);
988 static void intel_sdvo_mode_set(struct drm_encoder
*encoder
,
989 struct drm_display_mode
*mode
,
990 struct drm_display_mode
*adjusted_mode
)
992 struct drm_device
*dev
= encoder
->dev
;
993 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
994 struct drm_crtc
*crtc
= encoder
->crtc
;
995 struct intel_crtc
*intel_crtc
= to_intel_crtc(crtc
);
996 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
998 struct intel_sdvo_in_out_map in_out
;
999 struct intel_sdvo_dtd input_dtd
;
1000 int pixel_multiplier
= intel_mode_get_pixel_multiplier(adjusted_mode
);
1006 /* First, set the input mapping for the first input to our controlled
1007 * output. This is only correct if we're a single-input device, in
1008 * which case the first input is the output from the appropriate SDVO
1009 * channel on the motherboard. In a two-input device, the first input
1010 * will be SDVOB and the second SDVOC.
1012 in_out
.in0
= intel_sdvo
->attached_output
;
1015 intel_sdvo_set_value(intel_sdvo
,
1016 SDVO_CMD_SET_IN_OUT_MAP
,
1017 &in_out
, sizeof(in_out
));
1019 /* Set the output timings to the screen */
1020 if (!intel_sdvo_set_target_output(intel_sdvo
,
1021 intel_sdvo
->attached_output
))
1024 /* We have tried to get input timing in mode_fixup, and filled into
1027 if (intel_sdvo
->is_tv
|| intel_sdvo
->is_lvds
) {
1028 input_dtd
= intel_sdvo
->input_dtd
;
1030 /* Set the output timing to the screen */
1031 if (!intel_sdvo_set_target_output(intel_sdvo
,
1032 intel_sdvo
->attached_output
))
1035 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1036 (void) intel_sdvo_set_output_timing(intel_sdvo
, &input_dtd
);
1039 /* Set the input timing to the screen. Assume always input 0. */
1040 if (!intel_sdvo_set_target_input(intel_sdvo
))
1043 if (intel_sdvo
->has_hdmi_monitor
) {
1044 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_HDMI
);
1045 intel_sdvo_set_colorimetry(intel_sdvo
,
1046 SDVO_COLORIMETRY_RGB256
);
1047 intel_sdvo_set_avi_infoframe(intel_sdvo
);
1049 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_DVI
);
1051 if (intel_sdvo
->is_tv
&&
1052 !intel_sdvo_set_tv_format(intel_sdvo
))
1055 (void) intel_sdvo_set_input_timing(intel_sdvo
, &input_dtd
);
1057 switch (pixel_multiplier
) {
1059 case 1: rate
= SDVO_CLOCK_RATE_MULT_1X
; break;
1060 case 2: rate
= SDVO_CLOCK_RATE_MULT_2X
; break;
1061 case 4: rate
= SDVO_CLOCK_RATE_MULT_4X
; break;
1063 if (!intel_sdvo_set_clock_rate_mult(intel_sdvo
, rate
))
1066 /* Set the SDVO control regs. */
1067 if (INTEL_INFO(dev
)->gen
>= 4) {
1069 if (intel_sdvo
->is_hdmi
)
1070 sdvox
|= intel_sdvo
->color_range
;
1071 if (INTEL_INFO(dev
)->gen
< 5)
1072 sdvox
|= SDVO_BORDER_ENABLE
;
1073 if (adjusted_mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
1074 sdvox
|= SDVO_VSYNC_ACTIVE_HIGH
;
1075 if (adjusted_mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
1076 sdvox
|= SDVO_HSYNC_ACTIVE_HIGH
;
1078 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1079 switch (intel_sdvo
->sdvo_reg
) {
1081 sdvox
&= SDVOB_PRESERVE_MASK
;
1084 sdvox
&= SDVOC_PRESERVE_MASK
;
1087 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1089 if (intel_crtc
->pipe
== 1)
1090 sdvox
|= SDVO_PIPE_B_SELECT
;
1091 if (intel_sdvo
->has_hdmi_audio
)
1092 sdvox
|= SDVO_AUDIO_ENABLE
;
1094 if (INTEL_INFO(dev
)->gen
>= 4) {
1095 /* done in crtc_mode_set as the dpll_md reg must be written early */
1096 } else if (IS_I945G(dev
) || IS_I945GM(dev
) || IS_G33(dev
)) {
1097 /* done in crtc_mode_set as it lives inside the dpll register */
1099 sdvox
|= (pixel_multiplier
- 1) << SDVO_PORT_MULTIPLY_SHIFT
;
1102 if (input_dtd
.part2
.sdvo_flags
& SDVO_NEED_TO_STALL
&&
1103 INTEL_INFO(dev
)->gen
< 5)
1104 sdvox
|= SDVO_STALL_SELECT
;
1105 intel_sdvo_write_sdvox(intel_sdvo
, sdvox
);
1108 static void intel_sdvo_dpms(struct drm_encoder
*encoder
, int mode
)
1110 struct drm_device
*dev
= encoder
->dev
;
1111 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1112 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1113 struct intel_crtc
*intel_crtc
= to_intel_crtc(encoder
->crtc
);
1116 if (mode
!= DRM_MODE_DPMS_ON
) {
1117 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1119 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1121 if (mode
== DRM_MODE_DPMS_OFF
) {
1122 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1123 if ((temp
& SDVO_ENABLE
) != 0) {
1124 intel_sdvo_write_sdvox(intel_sdvo
, temp
& ~SDVO_ENABLE
);
1128 bool input1
, input2
;
1132 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1133 if ((temp
& SDVO_ENABLE
) == 0)
1134 intel_sdvo_write_sdvox(intel_sdvo
, temp
| SDVO_ENABLE
);
1135 for (i
= 0; i
< 2; i
++)
1136 intel_wait_for_vblank(dev
, intel_crtc
->pipe
);
1138 status
= intel_sdvo_get_trained_inputs(intel_sdvo
, &input1
, &input2
);
1139 /* Warn if the device reported failure to sync.
1140 * A lot of SDVO devices fail to notify of sync, but it's
1141 * a given it the status is a success, we succeeded.
1143 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
) {
1144 DRM_DEBUG_KMS("First %s output reported failure to "
1145 "sync\n", SDVO_NAME(intel_sdvo
));
1149 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1150 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1155 static int intel_sdvo_mode_valid(struct drm_connector
*connector
,
1156 struct drm_display_mode
*mode
)
1158 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1160 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1161 return MODE_NO_DBLESCAN
;
1163 if (intel_sdvo
->pixel_clock_min
> mode
->clock
)
1164 return MODE_CLOCK_LOW
;
1166 if (intel_sdvo
->pixel_clock_max
< mode
->clock
)
1167 return MODE_CLOCK_HIGH
;
1169 if (intel_sdvo
->is_lvds
) {
1170 if (mode
->hdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
)
1173 if (mode
->vdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
)
1180 static bool intel_sdvo_get_capabilities(struct intel_sdvo
*intel_sdvo
, struct intel_sdvo_caps
*caps
)
1182 BUILD_BUG_ON(sizeof(*caps
) != 8);
1183 if (!intel_sdvo_get_value(intel_sdvo
,
1184 SDVO_CMD_GET_DEVICE_CAPS
,
1185 caps
, sizeof(*caps
)))
1188 DRM_DEBUG_KMS("SDVO capabilities:\n"
1191 " device_rev_id: %d\n"
1192 " sdvo_version_major: %d\n"
1193 " sdvo_version_minor: %d\n"
1194 " sdvo_inputs_mask: %d\n"
1195 " smooth_scaling: %d\n"
1196 " sharp_scaling: %d\n"
1198 " down_scaling: %d\n"
1199 " stall_support: %d\n"
1200 " output_flags: %d\n",
1203 caps
->device_rev_id
,
1204 caps
->sdvo_version_major
,
1205 caps
->sdvo_version_minor
,
1206 caps
->sdvo_inputs_mask
,
1207 caps
->smooth_scaling
,
1208 caps
->sharp_scaling
,
1211 caps
->stall_support
,
1212 caps
->output_flags
);
1217 static int intel_sdvo_supports_hotplug(struct intel_sdvo
*intel_sdvo
)
1221 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
,
1222 &response
, 2) && response
[0];
1225 static void intel_sdvo_enable_hotplug(struct intel_encoder
*encoder
)
1227 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1229 intel_sdvo_write_cmd(intel_sdvo
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
, &intel_sdvo
->hotplug_active
, 2);
1233 intel_sdvo_multifunc_encoder(struct intel_sdvo
*intel_sdvo
)
1235 /* Is there more than one type of output? */
1236 return hweight16(intel_sdvo
->caps
.output_flags
) > 1;
1239 static struct edid
*
1240 intel_sdvo_get_edid(struct drm_connector
*connector
)
1242 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
1243 return drm_get_edid(connector
, &sdvo
->ddc
);
1246 /* Mac mini hack -- use the same DDC as the analog connector */
1247 static struct edid
*
1248 intel_sdvo_get_analog_edid(struct drm_connector
*connector
)
1250 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1252 return drm_get_edid(connector
,
1253 &dev_priv
->gmbus
[dev_priv
->crt_ddc_pin
].adapter
);
1256 enum drm_connector_status
1257 intel_sdvo_tmds_sink_detect(struct drm_connector
*connector
)
1259 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1260 enum drm_connector_status status
;
1263 edid
= intel_sdvo_get_edid(connector
);
1265 if (edid
== NULL
&& intel_sdvo_multifunc_encoder(intel_sdvo
)) {
1266 u8 ddc
, saved_ddc
= intel_sdvo
->ddc_bus
;
1269 * Don't use the 1 as the argument of DDC bus switch to get
1270 * the EDID. It is used for SDVO SPD ROM.
1272 for (ddc
= intel_sdvo
->ddc_bus
>> 1; ddc
> 1; ddc
>>= 1) {
1273 intel_sdvo
->ddc_bus
= ddc
;
1274 edid
= intel_sdvo_get_edid(connector
);
1279 * If we found the EDID on the other bus,
1280 * assume that is the correct DDC bus.
1283 intel_sdvo
->ddc_bus
= saved_ddc
;
1287 * When there is no edid and no monitor is connected with VGA
1288 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1291 edid
= intel_sdvo_get_analog_edid(connector
);
1293 status
= connector_status_unknown
;
1295 /* DDC bus is shared, match EDID to connector type */
1296 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
) {
1297 status
= connector_status_connected
;
1298 if (intel_sdvo
->is_hdmi
) {
1299 intel_sdvo
->has_hdmi_monitor
= drm_detect_hdmi_monitor(edid
);
1300 intel_sdvo
->has_hdmi_audio
= drm_detect_monitor_audio(edid
);
1303 status
= connector_status_disconnected
;
1304 connector
->display_info
.raw_edid
= NULL
;
1308 if (status
== connector_status_connected
) {
1309 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1310 if (intel_sdvo_connector
->force_audio
)
1311 intel_sdvo
->has_hdmi_audio
= intel_sdvo_connector
->force_audio
> 0;
1317 static enum drm_connector_status
1318 intel_sdvo_detect(struct drm_connector
*connector
, bool force
)
1321 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1322 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1323 enum drm_connector_status ret
;
1325 if (!intel_sdvo_write_cmd(intel_sdvo
,
1326 SDVO_CMD_GET_ATTACHED_DISPLAYS
, NULL
, 0))
1327 return connector_status_unknown
;
1329 /* add 30ms delay when the output type might be TV */
1330 if (intel_sdvo
->caps
.output_flags
&
1331 (SDVO_OUTPUT_SVID0
| SDVO_OUTPUT_CVBS0
))
1334 if (!intel_sdvo_read_response(intel_sdvo
, &response
, 2))
1335 return connector_status_unknown
;
1337 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1338 response
& 0xff, response
>> 8,
1339 intel_sdvo_connector
->output_flag
);
1342 return connector_status_disconnected
;
1344 intel_sdvo
->attached_output
= response
;
1346 intel_sdvo
->has_hdmi_monitor
= false;
1347 intel_sdvo
->has_hdmi_audio
= false;
1349 if ((intel_sdvo_connector
->output_flag
& response
) == 0)
1350 ret
= connector_status_disconnected
;
1351 else if (IS_TMDS(intel_sdvo_connector
))
1352 ret
= intel_sdvo_tmds_sink_detect(connector
);
1356 /* if we have an edid check it matches the connection */
1357 edid
= intel_sdvo_get_edid(connector
);
1359 edid
= intel_sdvo_get_analog_edid(connector
);
1361 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1362 ret
= connector_status_disconnected
;
1364 ret
= connector_status_connected
;
1365 connector
->display_info
.raw_edid
= NULL
;
1368 ret
= connector_status_connected
;
1371 /* May update encoder flag for like clock for SDVO TV, etc.*/
1372 if (ret
== connector_status_connected
) {
1373 intel_sdvo
->is_tv
= false;
1374 intel_sdvo
->is_lvds
= false;
1375 intel_sdvo
->base
.needs_tv_clock
= false;
1377 if (response
& SDVO_TV_MASK
) {
1378 intel_sdvo
->is_tv
= true;
1379 intel_sdvo
->base
.needs_tv_clock
= true;
1381 if (response
& SDVO_LVDS_MASK
)
1382 intel_sdvo
->is_lvds
= intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
;
1388 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1392 /* set the bus switch and get the modes */
1393 edid
= intel_sdvo_get_edid(connector
);
1396 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1397 * link between analog and digital outputs. So, if the regular SDVO
1398 * DDC fails, check to see if the analog output is disconnected, in
1399 * which case we'll look there for the digital DDC data.
1402 edid
= intel_sdvo_get_analog_edid(connector
);
1405 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1406 bool monitor_is_digital
= !!(edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1407 bool connector_is_digital
= !!IS_TMDS(intel_sdvo_connector
);
1409 if (connector_is_digital
== monitor_is_digital
) {
1410 drm_mode_connector_update_edid_property(connector
, edid
);
1411 drm_add_edid_modes(connector
, edid
);
1414 connector
->display_info
.raw_edid
= NULL
;
1420 * Set of SDVO TV modes.
1421 * Note! This is in reply order (see loop in get_tv_modes).
1422 * XXX: all 60Hz refresh?
1424 static const struct drm_display_mode sdvo_tv_modes
[] = {
1425 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1426 416, 0, 200, 201, 232, 233, 0,
1427 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1428 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1429 416, 0, 240, 241, 272, 273, 0,
1430 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1431 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1432 496, 0, 300, 301, 332, 333, 0,
1433 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1434 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1435 736, 0, 350, 351, 382, 383, 0,
1436 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1437 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1438 736, 0, 400, 401, 432, 433, 0,
1439 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1440 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1441 736, 0, 480, 481, 512, 513, 0,
1442 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1443 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1444 800, 0, 480, 481, 512, 513, 0,
1445 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1446 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1447 800, 0, 576, 577, 608, 609, 0,
1448 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1449 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1450 816, 0, 350, 351, 382, 383, 0,
1451 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1452 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1453 816, 0, 400, 401, 432, 433, 0,
1454 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1455 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1456 816, 0, 480, 481, 512, 513, 0,
1457 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1458 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1459 816, 0, 540, 541, 572, 573, 0,
1460 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1461 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1462 816, 0, 576, 577, 608, 609, 0,
1463 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1464 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1465 864, 0, 576, 577, 608, 609, 0,
1466 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1467 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1468 896, 0, 600, 601, 632, 633, 0,
1469 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1470 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1471 928, 0, 624, 625, 656, 657, 0,
1472 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1473 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1474 1016, 0, 766, 767, 798, 799, 0,
1475 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1476 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1477 1120, 0, 768, 769, 800, 801, 0,
1478 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1479 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1480 1376, 0, 1024, 1025, 1056, 1057, 0,
1481 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1484 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1486 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1487 struct intel_sdvo_sdtv_resolution_request tv_res
;
1488 uint32_t reply
= 0, format_map
= 0;
1491 /* Read the list of supported input resolutions for the selected TV
1494 format_map
= 1 << intel_sdvo
->tv_format_index
;
1495 memcpy(&tv_res
, &format_map
,
1496 min(sizeof(format_map
), sizeof(struct intel_sdvo_sdtv_resolution_request
)));
1498 if (!intel_sdvo_set_target_output(intel_sdvo
, intel_sdvo
->attached_output
))
1501 BUILD_BUG_ON(sizeof(tv_res
) != 3);
1502 if (!intel_sdvo_write_cmd(intel_sdvo
,
1503 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
1504 &tv_res
, sizeof(tv_res
)))
1506 if (!intel_sdvo_read_response(intel_sdvo
, &reply
, 3))
1509 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
1510 if (reply
& (1 << i
)) {
1511 struct drm_display_mode
*nmode
;
1512 nmode
= drm_mode_duplicate(connector
->dev
,
1515 drm_mode_probed_add(connector
, nmode
);
1519 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
1521 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1522 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1523 struct drm_display_mode
*newmode
;
1526 * Attempt to get the mode list from DDC.
1527 * Assume that the preferred modes are
1528 * arranged in priority order.
1530 intel_ddc_get_modes(connector
, intel_sdvo
->i2c
);
1531 if (list_empty(&connector
->probed_modes
) == false)
1534 /* Fetch modes from VBT */
1535 if (dev_priv
->sdvo_lvds_vbt_mode
!= NULL
) {
1536 newmode
= drm_mode_duplicate(connector
->dev
,
1537 dev_priv
->sdvo_lvds_vbt_mode
);
1538 if (newmode
!= NULL
) {
1539 /* Guarantee the mode is preferred */
1540 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
1541 DRM_MODE_TYPE_DRIVER
);
1542 drm_mode_probed_add(connector
, newmode
);
1547 list_for_each_entry(newmode
, &connector
->probed_modes
, head
) {
1548 if (newmode
->type
& DRM_MODE_TYPE_PREFERRED
) {
1549 intel_sdvo
->sdvo_lvds_fixed_mode
=
1550 drm_mode_duplicate(connector
->dev
, newmode
);
1552 drm_mode_set_crtcinfo(intel_sdvo
->sdvo_lvds_fixed_mode
,
1555 intel_sdvo
->is_lvds
= true;
1562 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
1564 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1566 if (IS_TV(intel_sdvo_connector
))
1567 intel_sdvo_get_tv_modes(connector
);
1568 else if (IS_LVDS(intel_sdvo_connector
))
1569 intel_sdvo_get_lvds_modes(connector
);
1571 intel_sdvo_get_ddc_modes(connector
);
1573 return !list_empty(&connector
->probed_modes
);
1577 intel_sdvo_destroy_enhance_property(struct drm_connector
*connector
)
1579 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1580 struct drm_device
*dev
= connector
->dev
;
1582 if (intel_sdvo_connector
->left
)
1583 drm_property_destroy(dev
, intel_sdvo_connector
->left
);
1584 if (intel_sdvo_connector
->right
)
1585 drm_property_destroy(dev
, intel_sdvo_connector
->right
);
1586 if (intel_sdvo_connector
->top
)
1587 drm_property_destroy(dev
, intel_sdvo_connector
->top
);
1588 if (intel_sdvo_connector
->bottom
)
1589 drm_property_destroy(dev
, intel_sdvo_connector
->bottom
);
1590 if (intel_sdvo_connector
->hpos
)
1591 drm_property_destroy(dev
, intel_sdvo_connector
->hpos
);
1592 if (intel_sdvo_connector
->vpos
)
1593 drm_property_destroy(dev
, intel_sdvo_connector
->vpos
);
1594 if (intel_sdvo_connector
->saturation
)
1595 drm_property_destroy(dev
, intel_sdvo_connector
->saturation
);
1596 if (intel_sdvo_connector
->contrast
)
1597 drm_property_destroy(dev
, intel_sdvo_connector
->contrast
);
1598 if (intel_sdvo_connector
->hue
)
1599 drm_property_destroy(dev
, intel_sdvo_connector
->hue
);
1600 if (intel_sdvo_connector
->sharpness
)
1601 drm_property_destroy(dev
, intel_sdvo_connector
->sharpness
);
1602 if (intel_sdvo_connector
->flicker_filter
)
1603 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter
);
1604 if (intel_sdvo_connector
->flicker_filter_2d
)
1605 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_2d
);
1606 if (intel_sdvo_connector
->flicker_filter_adaptive
)
1607 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_adaptive
);
1608 if (intel_sdvo_connector
->tv_luma_filter
)
1609 drm_property_destroy(dev
, intel_sdvo_connector
->tv_luma_filter
);
1610 if (intel_sdvo_connector
->tv_chroma_filter
)
1611 drm_property_destroy(dev
, intel_sdvo_connector
->tv_chroma_filter
);
1612 if (intel_sdvo_connector
->dot_crawl
)
1613 drm_property_destroy(dev
, intel_sdvo_connector
->dot_crawl
);
1614 if (intel_sdvo_connector
->brightness
)
1615 drm_property_destroy(dev
, intel_sdvo_connector
->brightness
);
1618 static void intel_sdvo_destroy(struct drm_connector
*connector
)
1620 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1622 if (intel_sdvo_connector
->tv_format
)
1623 drm_property_destroy(connector
->dev
,
1624 intel_sdvo_connector
->tv_format
);
1626 intel_sdvo_destroy_enhance_property(connector
);
1627 drm_sysfs_connector_remove(connector
);
1628 drm_connector_cleanup(connector
);
1632 static bool intel_sdvo_detect_hdmi_audio(struct drm_connector
*connector
)
1634 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1636 bool has_audio
= false;
1638 if (!intel_sdvo
->is_hdmi
)
1641 edid
= intel_sdvo_get_edid(connector
);
1642 if (edid
!= NULL
&& edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1643 has_audio
= drm_detect_monitor_audio(edid
);
1649 intel_sdvo_set_property(struct drm_connector
*connector
,
1650 struct drm_property
*property
,
1653 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1654 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1655 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1656 uint16_t temp_value
;
1660 ret
= drm_connector_property_set_value(connector
, property
, val
);
1664 if (property
== dev_priv
->force_audio_property
) {
1668 if (i
== intel_sdvo_connector
->force_audio
)
1671 intel_sdvo_connector
->force_audio
= i
;
1674 has_audio
= intel_sdvo_detect_hdmi_audio(connector
);
1678 if (has_audio
== intel_sdvo
->has_hdmi_audio
)
1681 intel_sdvo
->has_hdmi_audio
= has_audio
;
1685 if (property
== dev_priv
->broadcast_rgb_property
) {
1686 if (val
== !!intel_sdvo
->color_range
)
1689 intel_sdvo
->color_range
= val
? SDVO_COLOR_RANGE_16_235
: 0;
1693 #define CHECK_PROPERTY(name, NAME) \
1694 if (intel_sdvo_connector->name == property) { \
1695 if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
1696 if (intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1697 cmd = SDVO_CMD_SET_##NAME; \
1698 intel_sdvo_connector->cur_##name = temp_value; \
1702 if (property
== intel_sdvo_connector
->tv_format
) {
1703 if (val
>= TV_FORMAT_NUM
)
1706 if (intel_sdvo
->tv_format_index
==
1707 intel_sdvo_connector
->tv_format_supported
[val
])
1710 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[val
];
1712 } else if (IS_TV_OR_LVDS(intel_sdvo_connector
)) {
1714 if (intel_sdvo_connector
->left
== property
) {
1715 drm_connector_property_set_value(connector
,
1716 intel_sdvo_connector
->right
, val
);
1717 if (intel_sdvo_connector
->left_margin
== temp_value
)
1720 intel_sdvo_connector
->left_margin
= temp_value
;
1721 intel_sdvo_connector
->right_margin
= temp_value
;
1722 temp_value
= intel_sdvo_connector
->max_hscan
-
1723 intel_sdvo_connector
->left_margin
;
1724 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1726 } else if (intel_sdvo_connector
->right
== property
) {
1727 drm_connector_property_set_value(connector
,
1728 intel_sdvo_connector
->left
, val
);
1729 if (intel_sdvo_connector
->right_margin
== temp_value
)
1732 intel_sdvo_connector
->left_margin
= temp_value
;
1733 intel_sdvo_connector
->right_margin
= temp_value
;
1734 temp_value
= intel_sdvo_connector
->max_hscan
-
1735 intel_sdvo_connector
->left_margin
;
1736 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1738 } else if (intel_sdvo_connector
->top
== property
) {
1739 drm_connector_property_set_value(connector
,
1740 intel_sdvo_connector
->bottom
, val
);
1741 if (intel_sdvo_connector
->top_margin
== temp_value
)
1744 intel_sdvo_connector
->top_margin
= temp_value
;
1745 intel_sdvo_connector
->bottom_margin
= temp_value
;
1746 temp_value
= intel_sdvo_connector
->max_vscan
-
1747 intel_sdvo_connector
->top_margin
;
1748 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1750 } else if (intel_sdvo_connector
->bottom
== property
) {
1751 drm_connector_property_set_value(connector
,
1752 intel_sdvo_connector
->top
, val
);
1753 if (intel_sdvo_connector
->bottom_margin
== temp_value
)
1756 intel_sdvo_connector
->top_margin
= temp_value
;
1757 intel_sdvo_connector
->bottom_margin
= temp_value
;
1758 temp_value
= intel_sdvo_connector
->max_vscan
-
1759 intel_sdvo_connector
->top_margin
;
1760 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1763 CHECK_PROPERTY(hpos
, HPOS
)
1764 CHECK_PROPERTY(vpos
, VPOS
)
1765 CHECK_PROPERTY(saturation
, SATURATION
)
1766 CHECK_PROPERTY(contrast
, CONTRAST
)
1767 CHECK_PROPERTY(hue
, HUE
)
1768 CHECK_PROPERTY(brightness
, BRIGHTNESS
)
1769 CHECK_PROPERTY(sharpness
, SHARPNESS
)
1770 CHECK_PROPERTY(flicker_filter
, FLICKER_FILTER
)
1771 CHECK_PROPERTY(flicker_filter_2d
, FLICKER_FILTER_2D
)
1772 CHECK_PROPERTY(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
)
1773 CHECK_PROPERTY(tv_chroma_filter
, TV_CHROMA_FILTER
)
1774 CHECK_PROPERTY(tv_luma_filter
, TV_LUMA_FILTER
)
1775 CHECK_PROPERTY(dot_crawl
, DOT_CRAWL
)
1778 return -EINVAL
; /* unknown property */
1781 if (!intel_sdvo_set_value(intel_sdvo
, cmd
, &temp_value
, 2))
1786 if (intel_sdvo
->base
.base
.crtc
) {
1787 struct drm_crtc
*crtc
= intel_sdvo
->base
.base
.crtc
;
1788 drm_crtc_helper_set_mode(crtc
, &crtc
->mode
, crtc
->x
,
1793 #undef CHECK_PROPERTY
1796 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs
= {
1797 .dpms
= intel_sdvo_dpms
,
1798 .mode_fixup
= intel_sdvo_mode_fixup
,
1799 .prepare
= intel_encoder_prepare
,
1800 .mode_set
= intel_sdvo_mode_set
,
1801 .commit
= intel_encoder_commit
,
1804 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
1805 .dpms
= drm_helper_connector_dpms
,
1806 .detect
= intel_sdvo_detect
,
1807 .fill_modes
= drm_helper_probe_single_connector_modes
,
1808 .set_property
= intel_sdvo_set_property
,
1809 .destroy
= intel_sdvo_destroy
,
1812 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
1813 .get_modes
= intel_sdvo_get_modes
,
1814 .mode_valid
= intel_sdvo_mode_valid
,
1815 .best_encoder
= intel_best_encoder
,
1818 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
1820 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1822 if (intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
)
1823 drm_mode_destroy(encoder
->dev
,
1824 intel_sdvo
->sdvo_lvds_fixed_mode
);
1826 i2c_del_adapter(&intel_sdvo
->ddc
);
1827 intel_encoder_destroy(encoder
);
1830 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
1831 .destroy
= intel_sdvo_enc_destroy
,
1835 intel_sdvo_guess_ddc_bus(struct intel_sdvo
*sdvo
)
1838 unsigned int num_bits
;
1840 /* Make a mask of outputs less than or equal to our own priority in the
1843 switch (sdvo
->controlled_output
) {
1844 case SDVO_OUTPUT_LVDS1
:
1845 mask
|= SDVO_OUTPUT_LVDS1
;
1846 case SDVO_OUTPUT_LVDS0
:
1847 mask
|= SDVO_OUTPUT_LVDS0
;
1848 case SDVO_OUTPUT_TMDS1
:
1849 mask
|= SDVO_OUTPUT_TMDS1
;
1850 case SDVO_OUTPUT_TMDS0
:
1851 mask
|= SDVO_OUTPUT_TMDS0
;
1852 case SDVO_OUTPUT_RGB1
:
1853 mask
|= SDVO_OUTPUT_RGB1
;
1854 case SDVO_OUTPUT_RGB0
:
1855 mask
|= SDVO_OUTPUT_RGB0
;
1859 /* Count bits to find what number we are in the priority list. */
1860 mask
&= sdvo
->caps
.output_flags
;
1861 num_bits
= hweight16(mask
);
1862 /* If more than 3 outputs, default to DDC bus 3 for now. */
1866 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1867 sdvo
->ddc_bus
= 1 << num_bits
;
1871 * Choose the appropriate DDC bus for control bus switch command for this
1872 * SDVO output based on the controlled output.
1874 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1875 * outputs, then LVDS outputs.
1878 intel_sdvo_select_ddc_bus(struct drm_i915_private
*dev_priv
,
1879 struct intel_sdvo
*sdvo
, u32 reg
)
1881 struct sdvo_device_mapping
*mapping
;
1884 mapping
= &(dev_priv
->sdvo_mappings
[0]);
1886 mapping
= &(dev_priv
->sdvo_mappings
[1]);
1888 if (mapping
->initialized
)
1889 sdvo
->ddc_bus
= 1 << ((mapping
->ddc_pin
& 0xf0) >> 4);
1891 intel_sdvo_guess_ddc_bus(sdvo
);
1895 intel_sdvo_select_i2c_bus(struct drm_i915_private
*dev_priv
,
1896 struct intel_sdvo
*sdvo
, u32 reg
)
1898 struct sdvo_device_mapping
*mapping
;
1902 mapping
= &dev_priv
->sdvo_mappings
[0];
1904 mapping
= &dev_priv
->sdvo_mappings
[1];
1906 pin
= GMBUS_PORT_DPB
;
1907 if (mapping
->initialized
)
1908 pin
= mapping
->i2c_pin
;
1910 if (pin
< GMBUS_NUM_PORTS
) {
1911 sdvo
->i2c
= &dev_priv
->gmbus
[pin
].adapter
;
1912 intel_gmbus_set_speed(sdvo
->i2c
, GMBUS_RATE_1MHZ
);
1913 intel_gmbus_force_bit(sdvo
->i2c
, true);
1915 sdvo
->i2c
= &dev_priv
->gmbus
[GMBUS_PORT_DPB
].adapter
;
1920 intel_sdvo_is_hdmi_connector(struct intel_sdvo
*intel_sdvo
, int device
)
1922 return intel_sdvo_check_supp_encode(intel_sdvo
);
1926 intel_sdvo_get_slave_addr(struct drm_device
*dev
, int sdvo_reg
)
1928 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1929 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
1931 if (IS_SDVOB(sdvo_reg
)) {
1932 my_mapping
= &dev_priv
->sdvo_mappings
[0];
1933 other_mapping
= &dev_priv
->sdvo_mappings
[1];
1935 my_mapping
= &dev_priv
->sdvo_mappings
[1];
1936 other_mapping
= &dev_priv
->sdvo_mappings
[0];
1939 /* If the BIOS described our SDVO device, take advantage of it. */
1940 if (my_mapping
->slave_addr
)
1941 return my_mapping
->slave_addr
;
1943 /* If the BIOS only described a different SDVO device, use the
1944 * address that it isn't using.
1946 if (other_mapping
->slave_addr
) {
1947 if (other_mapping
->slave_addr
== 0x70)
1953 /* No SDVO device info is found for another DVO port,
1954 * so use mapping assumption we had before BIOS parsing.
1956 if (IS_SDVOB(sdvo_reg
))
1963 intel_sdvo_connector_init(struct intel_sdvo_connector
*connector
,
1964 struct intel_sdvo
*encoder
)
1966 drm_connector_init(encoder
->base
.base
.dev
,
1967 &connector
->base
.base
,
1968 &intel_sdvo_connector_funcs
,
1969 connector
->base
.base
.connector_type
);
1971 drm_connector_helper_add(&connector
->base
.base
,
1972 &intel_sdvo_connector_helper_funcs
);
1974 connector
->base
.base
.interlace_allowed
= 0;
1975 connector
->base
.base
.doublescan_allowed
= 0;
1976 connector
->base
.base
.display_info
.subpixel_order
= SubPixelHorizontalRGB
;
1978 intel_connector_attach_encoder(&connector
->base
, &encoder
->base
);
1979 drm_sysfs_connector_add(&connector
->base
.base
);
1983 intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector
*connector
)
1985 struct drm_device
*dev
= connector
->base
.base
.dev
;
1987 intel_attach_force_audio_property(&connector
->base
.base
);
1988 if (INTEL_INFO(dev
)->gen
>= 4 && IS_MOBILE(dev
))
1989 intel_attach_broadcast_rgb_property(&connector
->base
.base
);
1993 intel_sdvo_dvi_init(struct intel_sdvo
*intel_sdvo
, int device
)
1995 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
1996 struct drm_connector
*connector
;
1997 struct intel_encoder
*intel_encoder
= to_intel_encoder(encoder
);
1998 struct intel_connector
*intel_connector
;
1999 struct intel_sdvo_connector
*intel_sdvo_connector
;
2001 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2002 if (!intel_sdvo_connector
)
2006 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS0
;
2007 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS0
;
2008 } else if (device
== 1) {
2009 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS1
;
2010 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS1
;
2013 intel_connector
= &intel_sdvo_connector
->base
;
2014 connector
= &intel_connector
->base
;
2015 if (intel_sdvo_supports_hotplug(intel_sdvo
) & (1 << device
)) {
2016 connector
->polled
= DRM_CONNECTOR_POLL_HPD
;
2017 intel_sdvo
->hotplug_active
[0] |= 1 << device
;
2018 /* Some SDVO devices have one-shot hotplug interrupts.
2019 * Ensure that they get re-enabled when an interrupt happens.
2021 intel_encoder
->hot_plug
= intel_sdvo_enable_hotplug
;
2022 intel_sdvo_enable_hotplug(intel_encoder
);
2025 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
| DRM_CONNECTOR_POLL_DISCONNECT
;
2026 encoder
->encoder_type
= DRM_MODE_ENCODER_TMDS
;
2027 connector
->connector_type
= DRM_MODE_CONNECTOR_DVID
;
2029 if (intel_sdvo_is_hdmi_connector(intel_sdvo
, device
)) {
2030 connector
->connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
2031 intel_sdvo
->is_hdmi
= true;
2033 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2034 (1 << INTEL_ANALOG_CLONE_BIT
));
2036 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2037 if (intel_sdvo
->is_hdmi
)
2038 intel_sdvo_add_hdmi_properties(intel_sdvo_connector
);
2044 intel_sdvo_tv_init(struct intel_sdvo
*intel_sdvo
, int type
)
2046 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2047 struct drm_connector
*connector
;
2048 struct intel_connector
*intel_connector
;
2049 struct intel_sdvo_connector
*intel_sdvo_connector
;
2051 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2052 if (!intel_sdvo_connector
)
2055 intel_connector
= &intel_sdvo_connector
->base
;
2056 connector
= &intel_connector
->base
;
2057 encoder
->encoder_type
= DRM_MODE_ENCODER_TVDAC
;
2058 connector
->connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
2060 intel_sdvo
->controlled_output
|= type
;
2061 intel_sdvo_connector
->output_flag
= type
;
2063 intel_sdvo
->is_tv
= true;
2064 intel_sdvo
->base
.needs_tv_clock
= true;
2065 intel_sdvo
->base
.clone_mask
= 1 << INTEL_SDVO_TV_CLONE_BIT
;
2067 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2069 if (!intel_sdvo_tv_create_property(intel_sdvo
, intel_sdvo_connector
, type
))
2072 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2078 intel_sdvo_destroy(connector
);
2083 intel_sdvo_analog_init(struct intel_sdvo
*intel_sdvo
, int device
)
2085 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2086 struct drm_connector
*connector
;
2087 struct intel_connector
*intel_connector
;
2088 struct intel_sdvo_connector
*intel_sdvo_connector
;
2090 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2091 if (!intel_sdvo_connector
)
2094 intel_connector
= &intel_sdvo_connector
->base
;
2095 connector
= &intel_connector
->base
;
2096 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
2097 encoder
->encoder_type
= DRM_MODE_ENCODER_DAC
;
2098 connector
->connector_type
= DRM_MODE_CONNECTOR_VGA
;
2101 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB0
;
2102 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB0
;
2103 } else if (device
== 1) {
2104 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB1
;
2105 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB1
;
2108 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2109 (1 << INTEL_ANALOG_CLONE_BIT
));
2111 intel_sdvo_connector_init(intel_sdvo_connector
,
2117 intel_sdvo_lvds_init(struct intel_sdvo
*intel_sdvo
, int device
)
2119 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2120 struct drm_connector
*connector
;
2121 struct intel_connector
*intel_connector
;
2122 struct intel_sdvo_connector
*intel_sdvo_connector
;
2124 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2125 if (!intel_sdvo_connector
)
2128 intel_connector
= &intel_sdvo_connector
->base
;
2129 connector
= &intel_connector
->base
;
2130 encoder
->encoder_type
= DRM_MODE_ENCODER_LVDS
;
2131 connector
->connector_type
= DRM_MODE_CONNECTOR_LVDS
;
2134 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS0
;
2135 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS0
;
2136 } else if (device
== 1) {
2137 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS1
;
2138 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS1
;
2141 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_ANALOG_CLONE_BIT
) |
2142 (1 << INTEL_SDVO_LVDS_CLONE_BIT
));
2144 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2145 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2151 intel_sdvo_destroy(connector
);
2156 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
)
2158 intel_sdvo
->is_tv
= false;
2159 intel_sdvo
->base
.needs_tv_clock
= false;
2160 intel_sdvo
->is_lvds
= false;
2162 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2164 if (flags
& SDVO_OUTPUT_TMDS0
)
2165 if (!intel_sdvo_dvi_init(intel_sdvo
, 0))
2168 if ((flags
& SDVO_TMDS_MASK
) == SDVO_TMDS_MASK
)
2169 if (!intel_sdvo_dvi_init(intel_sdvo
, 1))
2172 /* TV has no XXX1 function block */
2173 if (flags
& SDVO_OUTPUT_SVID0
)
2174 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_SVID0
))
2177 if (flags
& SDVO_OUTPUT_CVBS0
)
2178 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_CVBS0
))
2181 if (flags
& SDVO_OUTPUT_RGB0
)
2182 if (!intel_sdvo_analog_init(intel_sdvo
, 0))
2185 if ((flags
& SDVO_RGB_MASK
) == SDVO_RGB_MASK
)
2186 if (!intel_sdvo_analog_init(intel_sdvo
, 1))
2189 if (flags
& SDVO_OUTPUT_LVDS0
)
2190 if (!intel_sdvo_lvds_init(intel_sdvo
, 0))
2193 if ((flags
& SDVO_LVDS_MASK
) == SDVO_LVDS_MASK
)
2194 if (!intel_sdvo_lvds_init(intel_sdvo
, 1))
2197 if ((flags
& SDVO_OUTPUT_MASK
) == 0) {
2198 unsigned char bytes
[2];
2200 intel_sdvo
->controlled_output
= 0;
2201 memcpy(bytes
, &intel_sdvo
->caps
.output_flags
, 2);
2202 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2203 SDVO_NAME(intel_sdvo
),
2204 bytes
[0], bytes
[1]);
2207 intel_sdvo
->base
.crtc_mask
= (1 << 0) | (1 << 1) | (1 << 2);
2212 static bool intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
2213 struct intel_sdvo_connector
*intel_sdvo_connector
,
2216 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2217 struct intel_sdvo_tv_format format
;
2218 uint32_t format_map
, i
;
2220 if (!intel_sdvo_set_target_output(intel_sdvo
, type
))
2223 BUILD_BUG_ON(sizeof(format
) != 6);
2224 if (!intel_sdvo_get_value(intel_sdvo
,
2225 SDVO_CMD_GET_SUPPORTED_TV_FORMATS
,
2226 &format
, sizeof(format
)))
2229 memcpy(&format_map
, &format
, min(sizeof(format_map
), sizeof(format
)));
2231 if (format_map
== 0)
2234 intel_sdvo_connector
->format_supported_num
= 0;
2235 for (i
= 0 ; i
< TV_FORMAT_NUM
; i
++)
2236 if (format_map
& (1 << i
))
2237 intel_sdvo_connector
->tv_format_supported
[intel_sdvo_connector
->format_supported_num
++] = i
;
2240 intel_sdvo_connector
->tv_format
=
2241 drm_property_create(dev
, DRM_MODE_PROP_ENUM
,
2242 "mode", intel_sdvo_connector
->format_supported_num
);
2243 if (!intel_sdvo_connector
->tv_format
)
2246 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2247 drm_property_add_enum(
2248 intel_sdvo_connector
->tv_format
, i
,
2249 i
, tv_format_names
[intel_sdvo_connector
->tv_format_supported
[i
]]);
2251 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[0];
2252 drm_connector_attach_property(&intel_sdvo_connector
->base
.base
,
2253 intel_sdvo_connector
->tv_format
, 0);
2258 #define ENHANCEMENT(name, NAME) do { \
2259 if (enhancements.name) { \
2260 if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2261 !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2263 intel_sdvo_connector->max_##name = data_value[0]; \
2264 intel_sdvo_connector->cur_##name = response; \
2265 intel_sdvo_connector->name = \
2266 drm_property_create(dev, DRM_MODE_PROP_RANGE, #name, 2); \
2267 if (!intel_sdvo_connector->name) return false; \
2268 intel_sdvo_connector->name->values[0] = 0; \
2269 intel_sdvo_connector->name->values[1] = data_value[0]; \
2270 drm_connector_attach_property(connector, \
2271 intel_sdvo_connector->name, \
2272 intel_sdvo_connector->cur_##name); \
2273 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2274 data_value[0], data_value[1], response); \
2279 intel_sdvo_create_enhance_property_tv(struct intel_sdvo
*intel_sdvo
,
2280 struct intel_sdvo_connector
*intel_sdvo_connector
,
2281 struct intel_sdvo_enhancements_reply enhancements
)
2283 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2284 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2285 uint16_t response
, data_value
[2];
2287 /* when horizontal overscan is supported, Add the left/right property */
2288 if (enhancements
.overscan_h
) {
2289 if (!intel_sdvo_get_value(intel_sdvo
,
2290 SDVO_CMD_GET_MAX_OVERSCAN_H
,
2294 if (!intel_sdvo_get_value(intel_sdvo
,
2295 SDVO_CMD_GET_OVERSCAN_H
,
2299 intel_sdvo_connector
->max_hscan
= data_value
[0];
2300 intel_sdvo_connector
->left_margin
= data_value
[0] - response
;
2301 intel_sdvo_connector
->right_margin
= intel_sdvo_connector
->left_margin
;
2302 intel_sdvo_connector
->left
=
2303 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2305 if (!intel_sdvo_connector
->left
)
2308 intel_sdvo_connector
->left
->values
[0] = 0;
2309 intel_sdvo_connector
->left
->values
[1] = data_value
[0];
2310 drm_connector_attach_property(connector
,
2311 intel_sdvo_connector
->left
,
2312 intel_sdvo_connector
->left_margin
);
2314 intel_sdvo_connector
->right
=
2315 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2317 if (!intel_sdvo_connector
->right
)
2320 intel_sdvo_connector
->right
->values
[0] = 0;
2321 intel_sdvo_connector
->right
->values
[1] = data_value
[0];
2322 drm_connector_attach_property(connector
,
2323 intel_sdvo_connector
->right
,
2324 intel_sdvo_connector
->right_margin
);
2325 DRM_DEBUG_KMS("h_overscan: max %d, "
2326 "default %d, current %d\n",
2327 data_value
[0], data_value
[1], response
);
2330 if (enhancements
.overscan_v
) {
2331 if (!intel_sdvo_get_value(intel_sdvo
,
2332 SDVO_CMD_GET_MAX_OVERSCAN_V
,
2336 if (!intel_sdvo_get_value(intel_sdvo
,
2337 SDVO_CMD_GET_OVERSCAN_V
,
2341 intel_sdvo_connector
->max_vscan
= data_value
[0];
2342 intel_sdvo_connector
->top_margin
= data_value
[0] - response
;
2343 intel_sdvo_connector
->bottom_margin
= intel_sdvo_connector
->top_margin
;
2344 intel_sdvo_connector
->top
=
2345 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2347 if (!intel_sdvo_connector
->top
)
2350 intel_sdvo_connector
->top
->values
[0] = 0;
2351 intel_sdvo_connector
->top
->values
[1] = data_value
[0];
2352 drm_connector_attach_property(connector
,
2353 intel_sdvo_connector
->top
,
2354 intel_sdvo_connector
->top_margin
);
2356 intel_sdvo_connector
->bottom
=
2357 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2358 "bottom_margin", 2);
2359 if (!intel_sdvo_connector
->bottom
)
2362 intel_sdvo_connector
->bottom
->values
[0] = 0;
2363 intel_sdvo_connector
->bottom
->values
[1] = data_value
[0];
2364 drm_connector_attach_property(connector
,
2365 intel_sdvo_connector
->bottom
,
2366 intel_sdvo_connector
->bottom_margin
);
2367 DRM_DEBUG_KMS("v_overscan: max %d, "
2368 "default %d, current %d\n",
2369 data_value
[0], data_value
[1], response
);
2372 ENHANCEMENT(hpos
, HPOS
);
2373 ENHANCEMENT(vpos
, VPOS
);
2374 ENHANCEMENT(saturation
, SATURATION
);
2375 ENHANCEMENT(contrast
, CONTRAST
);
2376 ENHANCEMENT(hue
, HUE
);
2377 ENHANCEMENT(sharpness
, SHARPNESS
);
2378 ENHANCEMENT(brightness
, BRIGHTNESS
);
2379 ENHANCEMENT(flicker_filter
, FLICKER_FILTER
);
2380 ENHANCEMENT(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
2381 ENHANCEMENT(flicker_filter_2d
, FLICKER_FILTER_2D
);
2382 ENHANCEMENT(tv_chroma_filter
, TV_CHROMA_FILTER
);
2383 ENHANCEMENT(tv_luma_filter
, TV_LUMA_FILTER
);
2385 if (enhancements
.dot_crawl
) {
2386 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_DOT_CRAWL
, &response
, 2))
2389 intel_sdvo_connector
->max_dot_crawl
= 1;
2390 intel_sdvo_connector
->cur_dot_crawl
= response
& 0x1;
2391 intel_sdvo_connector
->dot_crawl
=
2392 drm_property_create(dev
, DRM_MODE_PROP_RANGE
, "dot_crawl", 2);
2393 if (!intel_sdvo_connector
->dot_crawl
)
2396 intel_sdvo_connector
->dot_crawl
->values
[0] = 0;
2397 intel_sdvo_connector
->dot_crawl
->values
[1] = 1;
2398 drm_connector_attach_property(connector
,
2399 intel_sdvo_connector
->dot_crawl
,
2400 intel_sdvo_connector
->cur_dot_crawl
);
2401 DRM_DEBUG_KMS("dot crawl: current %d\n", response
);
2408 intel_sdvo_create_enhance_property_lvds(struct intel_sdvo
*intel_sdvo
,
2409 struct intel_sdvo_connector
*intel_sdvo_connector
,
2410 struct intel_sdvo_enhancements_reply enhancements
)
2412 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2413 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2414 uint16_t response
, data_value
[2];
2416 ENHANCEMENT(brightness
, BRIGHTNESS
);
2422 static bool intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
2423 struct intel_sdvo_connector
*intel_sdvo_connector
)
2426 struct intel_sdvo_enhancements_reply reply
;
2430 BUILD_BUG_ON(sizeof(enhancements
) != 2);
2432 enhancements
.response
= 0;
2433 intel_sdvo_get_value(intel_sdvo
,
2434 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
,
2435 &enhancements
, sizeof(enhancements
));
2436 if (enhancements
.response
== 0) {
2437 DRM_DEBUG_KMS("No enhancement is supported\n");
2441 if (IS_TV(intel_sdvo_connector
))
2442 return intel_sdvo_create_enhance_property_tv(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2443 else if (IS_LVDS(intel_sdvo_connector
))
2444 return intel_sdvo_create_enhance_property_lvds(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2449 static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter
*adapter
,
2450 struct i2c_msg
*msgs
,
2453 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2455 if (!intel_sdvo_set_control_bus_switch(sdvo
, sdvo
->ddc_bus
))
2458 return sdvo
->i2c
->algo
->master_xfer(sdvo
->i2c
, msgs
, num
);
2461 static u32
intel_sdvo_ddc_proxy_func(struct i2c_adapter
*adapter
)
2463 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2464 return sdvo
->i2c
->algo
->functionality(sdvo
->i2c
);
2467 static const struct i2c_algorithm intel_sdvo_ddc_proxy
= {
2468 .master_xfer
= intel_sdvo_ddc_proxy_xfer
,
2469 .functionality
= intel_sdvo_ddc_proxy_func
2473 intel_sdvo_init_ddc_proxy(struct intel_sdvo
*sdvo
,
2474 struct drm_device
*dev
)
2476 sdvo
->ddc
.owner
= THIS_MODULE
;
2477 sdvo
->ddc
.class = I2C_CLASS_DDC
;
2478 snprintf(sdvo
->ddc
.name
, I2C_NAME_SIZE
, "SDVO DDC proxy");
2479 sdvo
->ddc
.dev
.parent
= &dev
->pdev
->dev
;
2480 sdvo
->ddc
.algo_data
= sdvo
;
2481 sdvo
->ddc
.algo
= &intel_sdvo_ddc_proxy
;
2483 return i2c_add_adapter(&sdvo
->ddc
) == 0;
2486 bool intel_sdvo_init(struct drm_device
*dev
, int sdvo_reg
)
2488 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
2489 struct intel_encoder
*intel_encoder
;
2490 struct intel_sdvo
*intel_sdvo
;
2493 intel_sdvo
= kzalloc(sizeof(struct intel_sdvo
), GFP_KERNEL
);
2497 intel_sdvo
->sdvo_reg
= sdvo_reg
;
2498 intel_sdvo
->slave_addr
= intel_sdvo_get_slave_addr(dev
, sdvo_reg
) >> 1;
2499 intel_sdvo_select_i2c_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2500 if (!intel_sdvo_init_ddc_proxy(intel_sdvo
, dev
)) {
2505 /* encoder type will be decided later */
2506 intel_encoder
= &intel_sdvo
->base
;
2507 intel_encoder
->type
= INTEL_OUTPUT_SDVO
;
2508 drm_encoder_init(dev
, &intel_encoder
->base
, &intel_sdvo_enc_funcs
, 0);
2510 /* Read the regs to test if we can talk to the device */
2511 for (i
= 0; i
< 0x40; i
++) {
2514 if (!intel_sdvo_read_byte(intel_sdvo
, i
, &byte
)) {
2515 DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
2516 IS_SDVOB(sdvo_reg
) ? 'B' : 'C');
2521 if (IS_SDVOB(sdvo_reg
))
2522 dev_priv
->hotplug_supported_mask
|= SDVOB_HOTPLUG_INT_STATUS
;
2524 dev_priv
->hotplug_supported_mask
|= SDVOC_HOTPLUG_INT_STATUS
;
2526 drm_encoder_helper_add(&intel_encoder
->base
, &intel_sdvo_helper_funcs
);
2528 /* In default case sdvo lvds is false */
2529 if (!intel_sdvo_get_capabilities(intel_sdvo
, &intel_sdvo
->caps
))
2532 /* Set up hotplug command - note paranoia about contents of reply.
2533 * We assume that the hardware is in a sane state, and only touch
2534 * the bits we think we understand.
2536 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_ACTIVE_HOT_PLUG
,
2537 &intel_sdvo
->hotplug_active
, 2);
2538 intel_sdvo
->hotplug_active
[0] &= ~0x3;
2540 if (intel_sdvo_output_setup(intel_sdvo
,
2541 intel_sdvo
->caps
.output_flags
) != true) {
2542 DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
2543 IS_SDVOB(sdvo_reg
) ? 'B' : 'C');
2547 intel_sdvo_select_ddc_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2549 /* Set the input timing to the screen. Assume always input 0. */
2550 if (!intel_sdvo_set_target_input(intel_sdvo
))
2553 if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo
,
2554 &intel_sdvo
->pixel_clock_min
,
2555 &intel_sdvo
->pixel_clock_max
))
2558 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2559 "clock range %dMHz - %dMHz, "
2560 "input 1: %c, input 2: %c, "
2561 "output 1: %c, output 2: %c\n",
2562 SDVO_NAME(intel_sdvo
),
2563 intel_sdvo
->caps
.vendor_id
, intel_sdvo
->caps
.device_id
,
2564 intel_sdvo
->caps
.device_rev_id
,
2565 intel_sdvo
->pixel_clock_min
/ 1000,
2566 intel_sdvo
->pixel_clock_max
/ 1000,
2567 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
2568 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
2569 /* check currently supported outputs */
2570 intel_sdvo
->caps
.output_flags
&
2571 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
2572 intel_sdvo
->caps
.output_flags
&
2573 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
2577 drm_encoder_cleanup(&intel_encoder
->base
);
2578 i2c_del_adapter(&intel_sdvo
->ddc
);