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>
35 #include "intel_drv.h"
38 #include "intel_sdvo_regs.h"
40 #define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
41 #define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
42 #define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
43 #define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
45 #define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
48 #define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
49 #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
50 #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
51 #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
54 static const char *tv_format_names
[] = {
55 "NTSC_M" , "NTSC_J" , "NTSC_443",
56 "PAL_B" , "PAL_D" , "PAL_G" ,
57 "PAL_H" , "PAL_I" , "PAL_M" ,
58 "PAL_N" , "PAL_NC" , "PAL_60" ,
59 "SECAM_B" , "SECAM_D" , "SECAM_G" ,
60 "SECAM_K" , "SECAM_K1", "SECAM_L" ,
64 #define TV_FORMAT_NUM (sizeof(tv_format_names) / sizeof(*tv_format_names))
67 struct intel_encoder base
;
69 struct i2c_adapter
*i2c
;
72 struct i2c_adapter ddc
;
74 /* Register for the SDVO device: SDVOB or SDVOC */
77 /* Active outputs controlled by this SDVO output */
78 uint16_t controlled_output
;
81 * Capabilities of the SDVO device returned by
82 * i830_sdvo_get_capabilities()
84 struct intel_sdvo_caps caps
;
86 /* Pixel clock limitations reported by the SDVO device, in kHz */
87 int pixel_clock_min
, pixel_clock_max
;
90 * For multiple function SDVO device,
91 * this is for current attached outputs.
93 uint16_t attached_output
;
96 * Hotplug activation bits for this device
98 uint8_t hotplug_active
[2];
101 * This is used to select the color range of RBG outputs in HDMI mode.
102 * It is only valid when using TMDS encoding and 8 bit per color mode.
104 uint32_t color_range
;
107 * This is set if we're going to treat the device as TV-out.
109 * While we have these nice friendly flags for output types that ought
110 * to decide this for us, the S-Video output on our HDMI+S-Video card
111 * shows up as RGB1 (VGA).
115 /* This is for current tv format name */
119 * This is set if we treat the device as HDMI, instead of DVI.
122 bool has_hdmi_monitor
;
126 * This is set if we detect output of sdvo device as LVDS and
127 * have a valid fixed mode to use with the panel.
132 * This is sdvo fixed pannel mode pointer
134 struct drm_display_mode
*sdvo_lvds_fixed_mode
;
136 /* DDC bus used by this SDVO encoder */
139 /* Input timings for adjusted_mode */
140 struct intel_sdvo_dtd input_dtd
;
143 struct intel_sdvo_connector
{
144 struct intel_connector base
;
146 /* Mark the type of connector */
147 uint16_t output_flag
;
151 /* This contains all current supported TV format */
152 u8 tv_format_supported
[TV_FORMAT_NUM
];
153 int format_supported_num
;
154 struct drm_property
*tv_format
;
156 /* add the property for the SDVO-TV */
157 struct drm_property
*left
;
158 struct drm_property
*right
;
159 struct drm_property
*top
;
160 struct drm_property
*bottom
;
161 struct drm_property
*hpos
;
162 struct drm_property
*vpos
;
163 struct drm_property
*contrast
;
164 struct drm_property
*saturation
;
165 struct drm_property
*hue
;
166 struct drm_property
*sharpness
;
167 struct drm_property
*flicker_filter
;
168 struct drm_property
*flicker_filter_adaptive
;
169 struct drm_property
*flicker_filter_2d
;
170 struct drm_property
*tv_chroma_filter
;
171 struct drm_property
*tv_luma_filter
;
172 struct drm_property
*dot_crawl
;
174 /* add the property for the SDVO-TV/LVDS */
175 struct drm_property
*brightness
;
177 /* Add variable to record current setting for the above property */
178 u32 left_margin
, right_margin
, top_margin
, bottom_margin
;
180 /* this is to get the range of margin.*/
181 u32 max_hscan
, max_vscan
;
182 u32 max_hpos
, cur_hpos
;
183 u32 max_vpos
, cur_vpos
;
184 u32 cur_brightness
, max_brightness
;
185 u32 cur_contrast
, max_contrast
;
186 u32 cur_saturation
, max_saturation
;
187 u32 cur_hue
, max_hue
;
188 u32 cur_sharpness
, max_sharpness
;
189 u32 cur_flicker_filter
, max_flicker_filter
;
190 u32 cur_flicker_filter_adaptive
, max_flicker_filter_adaptive
;
191 u32 cur_flicker_filter_2d
, max_flicker_filter_2d
;
192 u32 cur_tv_chroma_filter
, max_tv_chroma_filter
;
193 u32 cur_tv_luma_filter
, max_tv_luma_filter
;
194 u32 cur_dot_crawl
, max_dot_crawl
;
197 static struct intel_sdvo
*to_intel_sdvo(struct drm_encoder
*encoder
)
199 return container_of(encoder
, struct intel_sdvo
, base
.base
);
202 static struct intel_sdvo
*intel_attached_sdvo(struct drm_connector
*connector
)
204 return container_of(intel_attached_encoder(connector
),
205 struct intel_sdvo
, base
);
208 static struct intel_sdvo_connector
*to_intel_sdvo_connector(struct drm_connector
*connector
)
210 return container_of(to_intel_connector(connector
), struct intel_sdvo_connector
, base
);
214 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
);
216 intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
217 struct intel_sdvo_connector
*intel_sdvo_connector
,
220 intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
221 struct intel_sdvo_connector
*intel_sdvo_connector
);
224 * Writes the SDVOB or SDVOC with the given value, but always writes both
225 * SDVOB and SDVOC to work around apparent hardware issues (according to
226 * comments in the BIOS).
228 static void intel_sdvo_write_sdvox(struct intel_sdvo
*intel_sdvo
, u32 val
)
230 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
231 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
232 u32 bval
= val
, cval
= val
;
235 if (intel_sdvo
->sdvo_reg
== PCH_SDVOB
) {
236 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
237 I915_READ(intel_sdvo
->sdvo_reg
);
241 if (intel_sdvo
->sdvo_reg
== SDVOB
) {
242 cval
= I915_READ(SDVOC
);
244 bval
= I915_READ(SDVOB
);
247 * Write the registers twice for luck. Sometimes,
248 * writing them only once doesn't appear to 'stick'.
249 * The BIOS does this too. Yay, magic
251 for (i
= 0; i
< 2; i
++)
253 I915_WRITE(SDVOB
, bval
);
255 I915_WRITE(SDVOC
, cval
);
260 static bool intel_sdvo_read_byte(struct intel_sdvo
*intel_sdvo
, u8 addr
, u8
*ch
)
262 struct i2c_msg msgs
[] = {
264 .addr
= intel_sdvo
->slave_addr
,
270 .addr
= intel_sdvo
->slave_addr
,
278 if ((ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, 2)) == 2)
281 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret
);
285 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
286 /** Mapping of command numbers to names, for debug output */
287 static const struct _sdvo_cmd_name
{
290 } sdvo_cmd_names
[] = {
291 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
292 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
293 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
294 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
295 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
335 /* Add the op code for SDVO enhancements */
336 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS
),
337 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS
),
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS
),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS
),
340 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS
),
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS
),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION
),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION
),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION
),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE
),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE
),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE
),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST
),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST
),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST
),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS
),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS
),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS
),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H
),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H
),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H
),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V
),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V
),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V
),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER
),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER
),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER
),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE
),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE
),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE
),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D
),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D
),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D
),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS
),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS
),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS
),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL
),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL
),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER
),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER
),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER
),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER
),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER
),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER
),
382 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
383 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
386 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
396 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
397 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
398 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
399 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
400 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
401 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
404 #define IS_SDVOB(reg) (reg == SDVOB || reg == PCH_SDVOB)
405 #define SDVO_NAME(svdo) (IS_SDVOB((svdo)->sdvo_reg) ? "SDVOB" : "SDVOC")
407 static void intel_sdvo_debug_write(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
408 const void *args
, int args_len
)
412 DRM_DEBUG_KMS("%s: W: %02X ",
413 SDVO_NAME(intel_sdvo
), cmd
);
414 for (i
= 0; i
< args_len
; i
++)
415 DRM_LOG_KMS("%02X ", ((u8
*)args
)[i
]);
418 for (i
= 0; i
< ARRAY_SIZE(sdvo_cmd_names
); i
++) {
419 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
420 DRM_LOG_KMS("(%s)", sdvo_cmd_names
[i
].name
);
424 if (i
== ARRAY_SIZE(sdvo_cmd_names
))
425 DRM_LOG_KMS("(%02X)", cmd
);
429 static const char *cmd_status_names
[] = {
435 "Target not specified",
436 "Scaling not supported"
439 static bool intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
440 const void *args
, int args_len
)
442 u8 buf
[args_len
*2 + 2], status
;
443 struct i2c_msg msgs
[args_len
+ 3];
446 intel_sdvo_debug_write(intel_sdvo
, cmd
, args
, args_len
);
448 for (i
= 0; i
< args_len
; i
++) {
449 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
452 msgs
[i
].buf
= buf
+ 2 *i
;
453 buf
[2*i
+ 0] = SDVO_I2C_ARG_0
- i
;
454 buf
[2*i
+ 1] = ((u8
*)args
)[i
];
456 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
459 msgs
[i
].buf
= buf
+ 2*i
;
460 buf
[2*i
+ 0] = SDVO_I2C_OPCODE
;
463 /* the following two are to read the response */
464 status
= SDVO_I2C_CMD_STATUS
;
465 msgs
[i
+1].addr
= intel_sdvo
->slave_addr
;
468 msgs
[i
+1].buf
= &status
;
470 msgs
[i
+2].addr
= intel_sdvo
->slave_addr
;
471 msgs
[i
+2].flags
= I2C_M_RD
;
473 msgs
[i
+2].buf
= &status
;
475 ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
477 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret
);
481 /* failure in I2C transfer */
482 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret
, i
+3);
489 static bool intel_sdvo_read_response(struct intel_sdvo
*intel_sdvo
,
490 void *response
, int response_len
)
496 DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo
));
499 * The documentation states that all commands will be
500 * processed within 15µs, and that we need only poll
501 * the status byte a maximum of 3 times in order for the
502 * command to be complete.
504 * Check 5 times in case the hardware failed to read the docs.
506 if (!intel_sdvo_read_byte(intel_sdvo
,
511 while (status
== SDVO_CMD_STATUS_PENDING
&& retry
--) {
513 if (!intel_sdvo_read_byte(intel_sdvo
,
519 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
520 DRM_LOG_KMS("(%s)", cmd_status_names
[status
]);
522 DRM_LOG_KMS("(??? %d)", status
);
524 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
527 /* Read the command response */
528 for (i
= 0; i
< response_len
; i
++) {
529 if (!intel_sdvo_read_byte(intel_sdvo
,
530 SDVO_I2C_RETURN_0
+ i
,
531 &((u8
*)response
)[i
]))
533 DRM_LOG_KMS(" %02X", ((u8
*)response
)[i
]);
539 DRM_LOG_KMS("... failed\n");
543 static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode
*mode
)
545 if (mode
->clock
>= 100000)
547 else if (mode
->clock
>= 50000)
553 static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo
*intel_sdvo
,
556 /* This must be the immediately preceding write before the i2c xfer */
557 return intel_sdvo_write_cmd(intel_sdvo
,
558 SDVO_CMD_SET_CONTROL_BUS_SWITCH
,
562 static bool intel_sdvo_set_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, const void *data
, int len
)
564 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, data
, len
))
567 return intel_sdvo_read_response(intel_sdvo
, NULL
, 0);
571 intel_sdvo_get_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, void *value
, int len
)
573 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, NULL
, 0))
576 return intel_sdvo_read_response(intel_sdvo
, value
, len
);
579 static bool intel_sdvo_set_target_input(struct intel_sdvo
*intel_sdvo
)
581 struct intel_sdvo_set_target_input_args targets
= {0};
582 return intel_sdvo_set_value(intel_sdvo
,
583 SDVO_CMD_SET_TARGET_INPUT
,
584 &targets
, sizeof(targets
));
588 * Return whether each input is trained.
590 * This function is making an assumption about the layout of the response,
591 * which should be checked against the docs.
593 static bool intel_sdvo_get_trained_inputs(struct intel_sdvo
*intel_sdvo
, bool *input_1
, bool *input_2
)
595 struct intel_sdvo_get_trained_inputs_response response
;
597 BUILD_BUG_ON(sizeof(response
) != 1);
598 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_TRAINED_INPUTS
,
599 &response
, sizeof(response
)))
602 *input_1
= response
.input0_trained
;
603 *input_2
= response
.input1_trained
;
607 static bool intel_sdvo_set_active_outputs(struct intel_sdvo
*intel_sdvo
,
610 return intel_sdvo_set_value(intel_sdvo
,
611 SDVO_CMD_SET_ACTIVE_OUTPUTS
,
612 &outputs
, sizeof(outputs
));
615 static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo
*intel_sdvo
,
618 u8 state
= SDVO_ENCODER_STATE_ON
;
621 case DRM_MODE_DPMS_ON
:
622 state
= SDVO_ENCODER_STATE_ON
;
624 case DRM_MODE_DPMS_STANDBY
:
625 state
= SDVO_ENCODER_STATE_STANDBY
;
627 case DRM_MODE_DPMS_SUSPEND
:
628 state
= SDVO_ENCODER_STATE_SUSPEND
;
630 case DRM_MODE_DPMS_OFF
:
631 state
= SDVO_ENCODER_STATE_OFF
;
635 return intel_sdvo_set_value(intel_sdvo
,
636 SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
, sizeof(state
));
639 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo
*intel_sdvo
,
643 struct intel_sdvo_pixel_clock_range clocks
;
645 BUILD_BUG_ON(sizeof(clocks
) != 4);
646 if (!intel_sdvo_get_value(intel_sdvo
,
647 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
648 &clocks
, sizeof(clocks
)))
651 /* Convert the values from units of 10 kHz to kHz. */
652 *clock_min
= clocks
.min
* 10;
653 *clock_max
= clocks
.max
* 10;
657 static bool intel_sdvo_set_target_output(struct intel_sdvo
*intel_sdvo
,
660 return intel_sdvo_set_value(intel_sdvo
,
661 SDVO_CMD_SET_TARGET_OUTPUT
,
662 &outputs
, sizeof(outputs
));
665 static bool intel_sdvo_set_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
666 struct intel_sdvo_dtd
*dtd
)
668 return intel_sdvo_set_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
669 intel_sdvo_set_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
672 static bool intel_sdvo_set_input_timing(struct intel_sdvo
*intel_sdvo
,
673 struct intel_sdvo_dtd
*dtd
)
675 return intel_sdvo_set_timing(intel_sdvo
,
676 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
679 static bool intel_sdvo_set_output_timing(struct intel_sdvo
*intel_sdvo
,
680 struct intel_sdvo_dtd
*dtd
)
682 return intel_sdvo_set_timing(intel_sdvo
,
683 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
687 intel_sdvo_create_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
692 struct intel_sdvo_preferred_input_timing_args args
;
694 memset(&args
, 0, sizeof(args
));
697 args
.height
= height
;
700 if (intel_sdvo
->is_lvds
&&
701 (intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
!= width
||
702 intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
!= height
))
705 return intel_sdvo_set_value(intel_sdvo
,
706 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
707 &args
, sizeof(args
));
710 static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
711 struct intel_sdvo_dtd
*dtd
)
713 BUILD_BUG_ON(sizeof(dtd
->part1
) != 8);
714 BUILD_BUG_ON(sizeof(dtd
->part2
) != 8);
715 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
716 &dtd
->part1
, sizeof(dtd
->part1
)) &&
717 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
718 &dtd
->part2
, sizeof(dtd
->part2
));
721 static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo
*intel_sdvo
, u8 val
)
723 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
726 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
727 const struct drm_display_mode
*mode
)
729 uint16_t width
, height
;
730 uint16_t h_blank_len
, h_sync_len
, v_blank_len
, v_sync_len
;
731 uint16_t h_sync_offset
, v_sync_offset
;
733 width
= mode
->crtc_hdisplay
;
734 height
= mode
->crtc_vdisplay
;
736 /* do some mode translations */
737 h_blank_len
= mode
->crtc_hblank_end
- mode
->crtc_hblank_start
;
738 h_sync_len
= mode
->crtc_hsync_end
- mode
->crtc_hsync_start
;
740 v_blank_len
= mode
->crtc_vblank_end
- mode
->crtc_vblank_start
;
741 v_sync_len
= mode
->crtc_vsync_end
- mode
->crtc_vsync_start
;
743 h_sync_offset
= mode
->crtc_hsync_start
- mode
->crtc_hblank_start
;
744 v_sync_offset
= mode
->crtc_vsync_start
- mode
->crtc_vblank_start
;
746 dtd
->part1
.clock
= mode
->clock
/ 10;
747 dtd
->part1
.h_active
= width
& 0xff;
748 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
749 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
750 ((h_blank_len
>> 8) & 0xf);
751 dtd
->part1
.v_active
= height
& 0xff;
752 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
753 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
754 ((v_blank_len
>> 8) & 0xf);
756 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
757 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
758 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
760 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
761 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
762 ((v_sync_len
& 0x30) >> 4);
764 dtd
->part2
.dtd_flags
= 0x18;
765 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
766 dtd
->part2
.dtd_flags
|= 0x2;
767 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
768 dtd
->part2
.dtd_flags
|= 0x4;
770 dtd
->part2
.sdvo_flags
= 0;
771 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
772 dtd
->part2
.reserved
= 0;
775 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
* mode
,
776 const struct intel_sdvo_dtd
*dtd
)
778 mode
->hdisplay
= dtd
->part1
.h_active
;
779 mode
->hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
780 mode
->hsync_start
= mode
->hdisplay
+ dtd
->part2
.h_sync_off
;
781 mode
->hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
782 mode
->hsync_end
= mode
->hsync_start
+ dtd
->part2
.h_sync_width
;
783 mode
->hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
784 mode
->htotal
= mode
->hdisplay
+ dtd
->part1
.h_blank
;
785 mode
->htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
787 mode
->vdisplay
= dtd
->part1
.v_active
;
788 mode
->vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
789 mode
->vsync_start
= mode
->vdisplay
;
790 mode
->vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
791 mode
->vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
792 mode
->vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
793 mode
->vsync_end
= mode
->vsync_start
+
794 (dtd
->part2
.v_sync_off_width
& 0xf);
795 mode
->vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
796 mode
->vtotal
= mode
->vdisplay
+ dtd
->part1
.v_blank
;
797 mode
->vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
799 mode
->clock
= dtd
->part1
.clock
* 10;
801 mode
->flags
&= ~(DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
);
802 if (dtd
->part2
.dtd_flags
& 0x2)
803 mode
->flags
|= DRM_MODE_FLAG_PHSYNC
;
804 if (dtd
->part2
.dtd_flags
& 0x4)
805 mode
->flags
|= DRM_MODE_FLAG_PVSYNC
;
808 static bool intel_sdvo_check_supp_encode(struct intel_sdvo
*intel_sdvo
)
810 struct intel_sdvo_encode encode
;
812 BUILD_BUG_ON(sizeof(encode
) != 2);
813 return intel_sdvo_get_value(intel_sdvo
,
814 SDVO_CMD_GET_SUPP_ENCODE
,
815 &encode
, sizeof(encode
));
818 static bool intel_sdvo_set_encode(struct intel_sdvo
*intel_sdvo
,
821 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
824 static bool intel_sdvo_set_colorimetry(struct intel_sdvo
*intel_sdvo
,
827 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
831 static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo
*intel_sdvo
)
834 uint8_t set_buf_index
[2];
840 intel_sdvo_get_value(encoder
, SDVO_CMD_GET_HBUF_AV_SPLIT
, &av_split
, 1);
842 for (i
= 0; i
<= av_split
; i
++) {
843 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
844 intel_sdvo_write_cmd(encoder
, SDVO_CMD_SET_HBUF_INDEX
,
846 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
847 intel_sdvo_read_response(encoder
, &buf_size
, 1);
850 for (j
= 0; j
<= buf_size
; j
+= 8) {
851 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_DATA
,
853 intel_sdvo_read_response(encoder
, pos
, 8);
860 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo
*intel_sdvo
)
862 struct dip_infoframe avi_if
= {
863 .type
= DIP_TYPE_AVI
,
864 .ver
= DIP_VERSION_AVI
,
867 uint8_t tx_rate
= SDVO_HBUF_TX_VSYNC
;
868 uint8_t set_buf_index
[2] = { 1, 0 };
869 uint64_t *data
= (uint64_t *)&avi_if
;
872 intel_dip_infoframe_csum(&avi_if
);
874 if (!intel_sdvo_set_value(intel_sdvo
,
875 SDVO_CMD_SET_HBUF_INDEX
,
879 for (i
= 0; i
< sizeof(avi_if
); i
+= 8) {
880 if (!intel_sdvo_set_value(intel_sdvo
,
881 SDVO_CMD_SET_HBUF_DATA
,
887 return intel_sdvo_set_value(intel_sdvo
,
888 SDVO_CMD_SET_HBUF_TXRATE
,
892 static bool intel_sdvo_set_tv_format(struct intel_sdvo
*intel_sdvo
)
894 struct intel_sdvo_tv_format format
;
897 format_map
= 1 << intel_sdvo
->tv_format_index
;
898 memset(&format
, 0, sizeof(format
));
899 memcpy(&format
, &format_map
, min(sizeof(format
), sizeof(format_map
)));
901 BUILD_BUG_ON(sizeof(format
) != 6);
902 return intel_sdvo_set_value(intel_sdvo
,
903 SDVO_CMD_SET_TV_FORMAT
,
904 &format
, sizeof(format
));
908 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo
*intel_sdvo
,
909 struct drm_display_mode
*mode
)
911 struct intel_sdvo_dtd output_dtd
;
913 if (!intel_sdvo_set_target_output(intel_sdvo
,
914 intel_sdvo
->attached_output
))
917 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
918 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
925 intel_sdvo_set_input_timings_for_mode(struct intel_sdvo
*intel_sdvo
,
926 struct drm_display_mode
*mode
,
927 struct drm_display_mode
*adjusted_mode
)
929 /* Reset the input timing to the screen. Assume always input 0. */
930 if (!intel_sdvo_set_target_input(intel_sdvo
))
933 if (!intel_sdvo_create_preferred_input_timing(intel_sdvo
,
939 if (!intel_sdvo_get_preferred_input_timing(intel_sdvo
,
940 &intel_sdvo
->input_dtd
))
943 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &intel_sdvo
->input_dtd
);
945 drm_mode_set_crtcinfo(adjusted_mode
, 0);
949 static bool intel_sdvo_mode_fixup(struct drm_encoder
*encoder
,
950 struct drm_display_mode
*mode
,
951 struct drm_display_mode
*adjusted_mode
)
953 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
956 /* We need to construct preferred input timings based on our
957 * output timings. To do that, we have to set the output
958 * timings, even though this isn't really the right place in
959 * the sequence to do it. Oh well.
961 if (intel_sdvo
->is_tv
) {
962 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
, mode
))
965 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
968 } else if (intel_sdvo
->is_lvds
) {
969 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
,
970 intel_sdvo
->sdvo_lvds_fixed_mode
))
973 (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo
,
978 /* Make the CRTC code factor in the SDVO pixel multiplier. The
979 * SDVO device will factor out the multiplier during mode_set.
981 multiplier
= intel_sdvo_get_pixel_multiplier(adjusted_mode
);
982 intel_mode_set_pixel_multiplier(adjusted_mode
, multiplier
);
987 static void intel_sdvo_mode_set(struct drm_encoder
*encoder
,
988 struct drm_display_mode
*mode
,
989 struct drm_display_mode
*adjusted_mode
)
991 struct drm_device
*dev
= encoder
->dev
;
992 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
993 struct drm_crtc
*crtc
= encoder
->crtc
;
994 struct intel_crtc
*intel_crtc
= to_intel_crtc(crtc
);
995 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
997 struct intel_sdvo_in_out_map in_out
;
998 struct intel_sdvo_dtd input_dtd
;
999 int pixel_multiplier
= intel_mode_get_pixel_multiplier(adjusted_mode
);
1005 /* First, set the input mapping for the first input to our controlled
1006 * output. This is only correct if we're a single-input device, in
1007 * which case the first input is the output from the appropriate SDVO
1008 * channel on the motherboard. In a two-input device, the first input
1009 * will be SDVOB and the second SDVOC.
1011 in_out
.in0
= intel_sdvo
->attached_output
;
1014 intel_sdvo_set_value(intel_sdvo
,
1015 SDVO_CMD_SET_IN_OUT_MAP
,
1016 &in_out
, sizeof(in_out
));
1018 /* Set the output timings to the screen */
1019 if (!intel_sdvo_set_target_output(intel_sdvo
,
1020 intel_sdvo
->attached_output
))
1023 /* We have tried to get input timing in mode_fixup, and filled into
1026 if (intel_sdvo
->is_tv
|| intel_sdvo
->is_lvds
) {
1027 input_dtd
= intel_sdvo
->input_dtd
;
1029 /* Set the output timing to the screen */
1030 if (!intel_sdvo_set_target_output(intel_sdvo
,
1031 intel_sdvo
->attached_output
))
1034 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1035 (void) intel_sdvo_set_output_timing(intel_sdvo
, &input_dtd
);
1038 /* Set the input timing to the screen. Assume always input 0. */
1039 if (!intel_sdvo_set_target_input(intel_sdvo
))
1042 if (intel_sdvo
->has_hdmi_monitor
) {
1043 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_HDMI
);
1044 intel_sdvo_set_colorimetry(intel_sdvo
,
1045 SDVO_COLORIMETRY_RGB256
);
1046 intel_sdvo_set_avi_infoframe(intel_sdvo
);
1048 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_DVI
);
1050 if (intel_sdvo
->is_tv
&&
1051 !intel_sdvo_set_tv_format(intel_sdvo
))
1054 (void) intel_sdvo_set_input_timing(intel_sdvo
, &input_dtd
);
1056 switch (pixel_multiplier
) {
1058 case 1: rate
= SDVO_CLOCK_RATE_MULT_1X
; break;
1059 case 2: rate
= SDVO_CLOCK_RATE_MULT_2X
; break;
1060 case 4: rate
= SDVO_CLOCK_RATE_MULT_4X
; break;
1062 if (!intel_sdvo_set_clock_rate_mult(intel_sdvo
, rate
))
1065 /* Set the SDVO control regs. */
1066 if (INTEL_INFO(dev
)->gen
>= 4) {
1068 if (intel_sdvo
->is_hdmi
)
1069 sdvox
|= intel_sdvo
->color_range
;
1070 if (INTEL_INFO(dev
)->gen
< 5)
1071 sdvox
|= SDVO_BORDER_ENABLE
;
1072 if (adjusted_mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
1073 sdvox
|= SDVO_VSYNC_ACTIVE_HIGH
;
1074 if (adjusted_mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
1075 sdvox
|= SDVO_HSYNC_ACTIVE_HIGH
;
1077 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1078 switch (intel_sdvo
->sdvo_reg
) {
1080 sdvox
&= SDVOB_PRESERVE_MASK
;
1083 sdvox
&= SDVOC_PRESERVE_MASK
;
1086 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1088 if (intel_crtc
->pipe
== 1)
1089 sdvox
|= SDVO_PIPE_B_SELECT
;
1090 if (intel_sdvo
->has_hdmi_audio
)
1091 sdvox
|= SDVO_AUDIO_ENABLE
;
1093 if (INTEL_INFO(dev
)->gen
>= 4) {
1094 /* done in crtc_mode_set as the dpll_md reg must be written early */
1095 } else if (IS_I945G(dev
) || IS_I945GM(dev
) || IS_G33(dev
)) {
1096 /* done in crtc_mode_set as it lives inside the dpll register */
1098 sdvox
|= (pixel_multiplier
- 1) << SDVO_PORT_MULTIPLY_SHIFT
;
1101 if (input_dtd
.part2
.sdvo_flags
& SDVO_NEED_TO_STALL
&&
1102 INTEL_INFO(dev
)->gen
< 5)
1103 sdvox
|= SDVO_STALL_SELECT
;
1104 intel_sdvo_write_sdvox(intel_sdvo
, sdvox
);
1107 static void intel_sdvo_dpms(struct drm_encoder
*encoder
, int mode
)
1109 struct drm_device
*dev
= encoder
->dev
;
1110 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1111 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1112 struct intel_crtc
*intel_crtc
= to_intel_crtc(encoder
->crtc
);
1115 if (mode
!= DRM_MODE_DPMS_ON
) {
1116 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1118 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1120 if (mode
== DRM_MODE_DPMS_OFF
) {
1121 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1122 if ((temp
& SDVO_ENABLE
) != 0) {
1123 intel_sdvo_write_sdvox(intel_sdvo
, temp
& ~SDVO_ENABLE
);
1127 bool input1
, input2
;
1131 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1132 if ((temp
& SDVO_ENABLE
) == 0)
1133 intel_sdvo_write_sdvox(intel_sdvo
, temp
| SDVO_ENABLE
);
1134 for (i
= 0; i
< 2; i
++)
1135 intel_wait_for_vblank(dev
, intel_crtc
->pipe
);
1137 status
= intel_sdvo_get_trained_inputs(intel_sdvo
, &input1
, &input2
);
1138 /* Warn if the device reported failure to sync.
1139 * A lot of SDVO devices fail to notify of sync, but it's
1140 * a given it the status is a success, we succeeded.
1142 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
) {
1143 DRM_DEBUG_KMS("First %s output reported failure to "
1144 "sync\n", SDVO_NAME(intel_sdvo
));
1148 intel_sdvo_set_encoder_power_state(intel_sdvo
, mode
);
1149 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1154 static int intel_sdvo_mode_valid(struct drm_connector
*connector
,
1155 struct drm_display_mode
*mode
)
1157 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1159 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1160 return MODE_NO_DBLESCAN
;
1162 if (intel_sdvo
->pixel_clock_min
> mode
->clock
)
1163 return MODE_CLOCK_LOW
;
1165 if (intel_sdvo
->pixel_clock_max
< mode
->clock
)
1166 return MODE_CLOCK_HIGH
;
1168 if (intel_sdvo
->is_lvds
) {
1169 if (mode
->hdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
)
1172 if (mode
->vdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
)
1179 static bool intel_sdvo_get_capabilities(struct intel_sdvo
*intel_sdvo
, struct intel_sdvo_caps
*caps
)
1181 BUILD_BUG_ON(sizeof(*caps
) != 8);
1182 if (!intel_sdvo_get_value(intel_sdvo
,
1183 SDVO_CMD_GET_DEVICE_CAPS
,
1184 caps
, sizeof(*caps
)))
1187 DRM_DEBUG_KMS("SDVO capabilities:\n"
1190 " device_rev_id: %d\n"
1191 " sdvo_version_major: %d\n"
1192 " sdvo_version_minor: %d\n"
1193 " sdvo_inputs_mask: %d\n"
1194 " smooth_scaling: %d\n"
1195 " sharp_scaling: %d\n"
1197 " down_scaling: %d\n"
1198 " stall_support: %d\n"
1199 " output_flags: %d\n",
1202 caps
->device_rev_id
,
1203 caps
->sdvo_version_major
,
1204 caps
->sdvo_version_minor
,
1205 caps
->sdvo_inputs_mask
,
1206 caps
->smooth_scaling
,
1207 caps
->sharp_scaling
,
1210 caps
->stall_support
,
1211 caps
->output_flags
);
1216 static int intel_sdvo_supports_hotplug(struct intel_sdvo
*intel_sdvo
)
1220 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
,
1221 &response
, 2) && response
[0];
1224 static void intel_sdvo_enable_hotplug(struct intel_encoder
*encoder
)
1226 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(&encoder
->base
);
1228 intel_sdvo_write_cmd(intel_sdvo
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
, &intel_sdvo
->hotplug_active
, 2);
1232 intel_sdvo_multifunc_encoder(struct intel_sdvo
*intel_sdvo
)
1234 /* Is there more than one type of output? */
1235 return hweight16(intel_sdvo
->caps
.output_flags
) > 1;
1238 static struct edid
*
1239 intel_sdvo_get_edid(struct drm_connector
*connector
)
1241 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
1242 return drm_get_edid(connector
, &sdvo
->ddc
);
1245 /* Mac mini hack -- use the same DDC as the analog connector */
1246 static struct edid
*
1247 intel_sdvo_get_analog_edid(struct drm_connector
*connector
)
1249 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1251 return drm_get_edid(connector
,
1252 &dev_priv
->gmbus
[dev_priv
->crt_ddc_pin
].adapter
);
1255 enum drm_connector_status
1256 intel_sdvo_tmds_sink_detect(struct drm_connector
*connector
)
1258 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1259 enum drm_connector_status status
;
1262 edid
= intel_sdvo_get_edid(connector
);
1264 if (edid
== NULL
&& intel_sdvo_multifunc_encoder(intel_sdvo
)) {
1265 u8 ddc
, saved_ddc
= intel_sdvo
->ddc_bus
;
1268 * Don't use the 1 as the argument of DDC bus switch to get
1269 * the EDID. It is used for SDVO SPD ROM.
1271 for (ddc
= intel_sdvo
->ddc_bus
>> 1; ddc
> 1; ddc
>>= 1) {
1272 intel_sdvo
->ddc_bus
= ddc
;
1273 edid
= intel_sdvo_get_edid(connector
);
1278 * If we found the EDID on the other bus,
1279 * assume that is the correct DDC bus.
1282 intel_sdvo
->ddc_bus
= saved_ddc
;
1286 * When there is no edid and no monitor is connected with VGA
1287 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1290 edid
= intel_sdvo_get_analog_edid(connector
);
1292 status
= connector_status_unknown
;
1294 /* DDC bus is shared, match EDID to connector type */
1295 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
) {
1296 status
= connector_status_connected
;
1297 if (intel_sdvo
->is_hdmi
) {
1298 intel_sdvo
->has_hdmi_monitor
= drm_detect_hdmi_monitor(edid
);
1299 intel_sdvo
->has_hdmi_audio
= drm_detect_monitor_audio(edid
);
1302 status
= connector_status_disconnected
;
1303 connector
->display_info
.raw_edid
= NULL
;
1307 if (status
== connector_status_connected
) {
1308 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1309 if (intel_sdvo_connector
->force_audio
)
1310 intel_sdvo
->has_hdmi_audio
= intel_sdvo_connector
->force_audio
> 0;
1316 static enum drm_connector_status
1317 intel_sdvo_detect(struct drm_connector
*connector
, bool force
)
1320 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1321 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1322 enum drm_connector_status ret
;
1324 if (!intel_sdvo_write_cmd(intel_sdvo
,
1325 SDVO_CMD_GET_ATTACHED_DISPLAYS
, NULL
, 0))
1326 return connector_status_unknown
;
1328 /* add 30ms delay when the output type might be TV */
1329 if (intel_sdvo
->caps
.output_flags
&
1330 (SDVO_OUTPUT_SVID0
| SDVO_OUTPUT_CVBS0
))
1333 if (!intel_sdvo_read_response(intel_sdvo
, &response
, 2))
1334 return connector_status_unknown
;
1336 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1337 response
& 0xff, response
>> 8,
1338 intel_sdvo_connector
->output_flag
);
1341 return connector_status_disconnected
;
1343 intel_sdvo
->attached_output
= response
;
1345 intel_sdvo
->has_hdmi_monitor
= false;
1346 intel_sdvo
->has_hdmi_audio
= false;
1348 if ((intel_sdvo_connector
->output_flag
& response
) == 0)
1349 ret
= connector_status_disconnected
;
1350 else if (IS_TMDS(intel_sdvo_connector
))
1351 ret
= intel_sdvo_tmds_sink_detect(connector
);
1355 /* if we have an edid check it matches the connection */
1356 edid
= intel_sdvo_get_edid(connector
);
1358 edid
= intel_sdvo_get_analog_edid(connector
);
1360 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1361 ret
= connector_status_disconnected
;
1363 ret
= connector_status_connected
;
1364 connector
->display_info
.raw_edid
= NULL
;
1367 ret
= connector_status_connected
;
1370 /* May update encoder flag for like clock for SDVO TV, etc.*/
1371 if (ret
== connector_status_connected
) {
1372 intel_sdvo
->is_tv
= false;
1373 intel_sdvo
->is_lvds
= false;
1374 intel_sdvo
->base
.needs_tv_clock
= false;
1376 if (response
& SDVO_TV_MASK
) {
1377 intel_sdvo
->is_tv
= true;
1378 intel_sdvo
->base
.needs_tv_clock
= true;
1380 if (response
& SDVO_LVDS_MASK
)
1381 intel_sdvo
->is_lvds
= intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
;
1387 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1391 /* set the bus switch and get the modes */
1392 edid
= intel_sdvo_get_edid(connector
);
1395 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1396 * link between analog and digital outputs. So, if the regular SDVO
1397 * DDC fails, check to see if the analog output is disconnected, in
1398 * which case we'll look there for the digital DDC data.
1401 edid
= intel_sdvo_get_analog_edid(connector
);
1404 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1405 bool monitor_is_digital
= !!(edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1406 bool connector_is_digital
= !!IS_TMDS(intel_sdvo_connector
);
1408 if (connector_is_digital
== monitor_is_digital
) {
1409 drm_mode_connector_update_edid_property(connector
, edid
);
1410 drm_add_edid_modes(connector
, edid
);
1413 connector
->display_info
.raw_edid
= NULL
;
1419 * Set of SDVO TV modes.
1420 * Note! This is in reply order (see loop in get_tv_modes).
1421 * XXX: all 60Hz refresh?
1423 static const struct drm_display_mode sdvo_tv_modes
[] = {
1424 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1425 416, 0, 200, 201, 232, 233, 0,
1426 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1427 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1428 416, 0, 240, 241, 272, 273, 0,
1429 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1430 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1431 496, 0, 300, 301, 332, 333, 0,
1432 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1433 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1434 736, 0, 350, 351, 382, 383, 0,
1435 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1436 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1437 736, 0, 400, 401, 432, 433, 0,
1438 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1439 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1440 736, 0, 480, 481, 512, 513, 0,
1441 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1442 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1443 800, 0, 480, 481, 512, 513, 0,
1444 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1445 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1446 800, 0, 576, 577, 608, 609, 0,
1447 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1448 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1449 816, 0, 350, 351, 382, 383, 0,
1450 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1451 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1452 816, 0, 400, 401, 432, 433, 0,
1453 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1454 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1455 816, 0, 480, 481, 512, 513, 0,
1456 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1457 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1458 816, 0, 540, 541, 572, 573, 0,
1459 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1460 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1461 816, 0, 576, 577, 608, 609, 0,
1462 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1463 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1464 864, 0, 576, 577, 608, 609, 0,
1465 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1466 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1467 896, 0, 600, 601, 632, 633, 0,
1468 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1469 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1470 928, 0, 624, 625, 656, 657, 0,
1471 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1472 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1473 1016, 0, 766, 767, 798, 799, 0,
1474 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1475 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1476 1120, 0, 768, 769, 800, 801, 0,
1477 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1478 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1479 1376, 0, 1024, 1025, 1056, 1057, 0,
1480 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1483 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1485 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1486 struct intel_sdvo_sdtv_resolution_request tv_res
;
1487 uint32_t reply
= 0, format_map
= 0;
1490 /* Read the list of supported input resolutions for the selected TV
1493 format_map
= 1 << intel_sdvo
->tv_format_index
;
1494 memcpy(&tv_res
, &format_map
,
1495 min(sizeof(format_map
), sizeof(struct intel_sdvo_sdtv_resolution_request
)));
1497 if (!intel_sdvo_set_target_output(intel_sdvo
, intel_sdvo
->attached_output
))
1500 BUILD_BUG_ON(sizeof(tv_res
) != 3);
1501 if (!intel_sdvo_write_cmd(intel_sdvo
,
1502 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
1503 &tv_res
, sizeof(tv_res
)))
1505 if (!intel_sdvo_read_response(intel_sdvo
, &reply
, 3))
1508 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
1509 if (reply
& (1 << i
)) {
1510 struct drm_display_mode
*nmode
;
1511 nmode
= drm_mode_duplicate(connector
->dev
,
1514 drm_mode_probed_add(connector
, nmode
);
1518 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
1520 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1521 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1522 struct drm_display_mode
*newmode
;
1525 * Attempt to get the mode list from DDC.
1526 * Assume that the preferred modes are
1527 * arranged in priority order.
1529 intel_ddc_get_modes(connector
, intel_sdvo
->i2c
);
1530 if (list_empty(&connector
->probed_modes
) == false)
1533 /* Fetch modes from VBT */
1534 if (dev_priv
->sdvo_lvds_vbt_mode
!= NULL
) {
1535 newmode
= drm_mode_duplicate(connector
->dev
,
1536 dev_priv
->sdvo_lvds_vbt_mode
);
1537 if (newmode
!= NULL
) {
1538 /* Guarantee the mode is preferred */
1539 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
1540 DRM_MODE_TYPE_DRIVER
);
1541 drm_mode_probed_add(connector
, newmode
);
1546 list_for_each_entry(newmode
, &connector
->probed_modes
, head
) {
1547 if (newmode
->type
& DRM_MODE_TYPE_PREFERRED
) {
1548 intel_sdvo
->sdvo_lvds_fixed_mode
=
1549 drm_mode_duplicate(connector
->dev
, newmode
);
1551 drm_mode_set_crtcinfo(intel_sdvo
->sdvo_lvds_fixed_mode
,
1554 intel_sdvo
->is_lvds
= true;
1561 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
1563 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1565 if (IS_TV(intel_sdvo_connector
))
1566 intel_sdvo_get_tv_modes(connector
);
1567 else if (IS_LVDS(intel_sdvo_connector
))
1568 intel_sdvo_get_lvds_modes(connector
);
1570 intel_sdvo_get_ddc_modes(connector
);
1572 return !list_empty(&connector
->probed_modes
);
1576 intel_sdvo_destroy_enhance_property(struct drm_connector
*connector
)
1578 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1579 struct drm_device
*dev
= connector
->dev
;
1581 if (intel_sdvo_connector
->left
)
1582 drm_property_destroy(dev
, intel_sdvo_connector
->left
);
1583 if (intel_sdvo_connector
->right
)
1584 drm_property_destroy(dev
, intel_sdvo_connector
->right
);
1585 if (intel_sdvo_connector
->top
)
1586 drm_property_destroy(dev
, intel_sdvo_connector
->top
);
1587 if (intel_sdvo_connector
->bottom
)
1588 drm_property_destroy(dev
, intel_sdvo_connector
->bottom
);
1589 if (intel_sdvo_connector
->hpos
)
1590 drm_property_destroy(dev
, intel_sdvo_connector
->hpos
);
1591 if (intel_sdvo_connector
->vpos
)
1592 drm_property_destroy(dev
, intel_sdvo_connector
->vpos
);
1593 if (intel_sdvo_connector
->saturation
)
1594 drm_property_destroy(dev
, intel_sdvo_connector
->saturation
);
1595 if (intel_sdvo_connector
->contrast
)
1596 drm_property_destroy(dev
, intel_sdvo_connector
->contrast
);
1597 if (intel_sdvo_connector
->hue
)
1598 drm_property_destroy(dev
, intel_sdvo_connector
->hue
);
1599 if (intel_sdvo_connector
->sharpness
)
1600 drm_property_destroy(dev
, intel_sdvo_connector
->sharpness
);
1601 if (intel_sdvo_connector
->flicker_filter
)
1602 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter
);
1603 if (intel_sdvo_connector
->flicker_filter_2d
)
1604 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_2d
);
1605 if (intel_sdvo_connector
->flicker_filter_adaptive
)
1606 drm_property_destroy(dev
, intel_sdvo_connector
->flicker_filter_adaptive
);
1607 if (intel_sdvo_connector
->tv_luma_filter
)
1608 drm_property_destroy(dev
, intel_sdvo_connector
->tv_luma_filter
);
1609 if (intel_sdvo_connector
->tv_chroma_filter
)
1610 drm_property_destroy(dev
, intel_sdvo_connector
->tv_chroma_filter
);
1611 if (intel_sdvo_connector
->dot_crawl
)
1612 drm_property_destroy(dev
, intel_sdvo_connector
->dot_crawl
);
1613 if (intel_sdvo_connector
->brightness
)
1614 drm_property_destroy(dev
, intel_sdvo_connector
->brightness
);
1617 static void intel_sdvo_destroy(struct drm_connector
*connector
)
1619 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1621 if (intel_sdvo_connector
->tv_format
)
1622 drm_property_destroy(connector
->dev
,
1623 intel_sdvo_connector
->tv_format
);
1625 intel_sdvo_destroy_enhance_property(connector
);
1626 drm_sysfs_connector_remove(connector
);
1627 drm_connector_cleanup(connector
);
1631 static bool intel_sdvo_detect_hdmi_audio(struct drm_connector
*connector
)
1633 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1635 bool has_audio
= false;
1637 if (!intel_sdvo
->is_hdmi
)
1640 edid
= intel_sdvo_get_edid(connector
);
1641 if (edid
!= NULL
&& edid
->input
& DRM_EDID_INPUT_DIGITAL
)
1642 has_audio
= drm_detect_monitor_audio(edid
);
1648 intel_sdvo_set_property(struct drm_connector
*connector
,
1649 struct drm_property
*property
,
1652 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1653 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1654 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1655 uint16_t temp_value
;
1659 ret
= drm_connector_property_set_value(connector
, property
, val
);
1663 if (property
== dev_priv
->force_audio_property
) {
1667 if (i
== intel_sdvo_connector
->force_audio
)
1670 intel_sdvo_connector
->force_audio
= i
;
1673 has_audio
= intel_sdvo_detect_hdmi_audio(connector
);
1677 if (has_audio
== intel_sdvo
->has_hdmi_audio
)
1680 intel_sdvo
->has_hdmi_audio
= has_audio
;
1684 if (property
== dev_priv
->broadcast_rgb_property
) {
1685 if (val
== !!intel_sdvo
->color_range
)
1688 intel_sdvo
->color_range
= val
? SDVO_COLOR_RANGE_16_235
: 0;
1692 #define CHECK_PROPERTY(name, NAME) \
1693 if (intel_sdvo_connector->name == property) { \
1694 if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
1695 if (intel_sdvo_connector->max_##name < temp_value) return -EINVAL; \
1696 cmd = SDVO_CMD_SET_##NAME; \
1697 intel_sdvo_connector->cur_##name = temp_value; \
1701 if (property
== intel_sdvo_connector
->tv_format
) {
1702 if (val
>= TV_FORMAT_NUM
)
1705 if (intel_sdvo
->tv_format_index
==
1706 intel_sdvo_connector
->tv_format_supported
[val
])
1709 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[val
];
1711 } else if (IS_TV_OR_LVDS(intel_sdvo_connector
)) {
1713 if (intel_sdvo_connector
->left
== property
) {
1714 drm_connector_property_set_value(connector
,
1715 intel_sdvo_connector
->right
, val
);
1716 if (intel_sdvo_connector
->left_margin
== temp_value
)
1719 intel_sdvo_connector
->left_margin
= temp_value
;
1720 intel_sdvo_connector
->right_margin
= temp_value
;
1721 temp_value
= intel_sdvo_connector
->max_hscan
-
1722 intel_sdvo_connector
->left_margin
;
1723 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1725 } else if (intel_sdvo_connector
->right
== property
) {
1726 drm_connector_property_set_value(connector
,
1727 intel_sdvo_connector
->left
, val
);
1728 if (intel_sdvo_connector
->right_margin
== temp_value
)
1731 intel_sdvo_connector
->left_margin
= temp_value
;
1732 intel_sdvo_connector
->right_margin
= temp_value
;
1733 temp_value
= intel_sdvo_connector
->max_hscan
-
1734 intel_sdvo_connector
->left_margin
;
1735 cmd
= SDVO_CMD_SET_OVERSCAN_H
;
1737 } else if (intel_sdvo_connector
->top
== property
) {
1738 drm_connector_property_set_value(connector
,
1739 intel_sdvo_connector
->bottom
, val
);
1740 if (intel_sdvo_connector
->top_margin
== temp_value
)
1743 intel_sdvo_connector
->top_margin
= temp_value
;
1744 intel_sdvo_connector
->bottom_margin
= temp_value
;
1745 temp_value
= intel_sdvo_connector
->max_vscan
-
1746 intel_sdvo_connector
->top_margin
;
1747 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1749 } else if (intel_sdvo_connector
->bottom
== property
) {
1750 drm_connector_property_set_value(connector
,
1751 intel_sdvo_connector
->top
, val
);
1752 if (intel_sdvo_connector
->bottom_margin
== temp_value
)
1755 intel_sdvo_connector
->top_margin
= temp_value
;
1756 intel_sdvo_connector
->bottom_margin
= temp_value
;
1757 temp_value
= intel_sdvo_connector
->max_vscan
-
1758 intel_sdvo_connector
->top_margin
;
1759 cmd
= SDVO_CMD_SET_OVERSCAN_V
;
1762 CHECK_PROPERTY(hpos
, HPOS
)
1763 CHECK_PROPERTY(vpos
, VPOS
)
1764 CHECK_PROPERTY(saturation
, SATURATION
)
1765 CHECK_PROPERTY(contrast
, CONTRAST
)
1766 CHECK_PROPERTY(hue
, HUE
)
1767 CHECK_PROPERTY(brightness
, BRIGHTNESS
)
1768 CHECK_PROPERTY(sharpness
, SHARPNESS
)
1769 CHECK_PROPERTY(flicker_filter
, FLICKER_FILTER
)
1770 CHECK_PROPERTY(flicker_filter_2d
, FLICKER_FILTER_2D
)
1771 CHECK_PROPERTY(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
)
1772 CHECK_PROPERTY(tv_chroma_filter
, TV_CHROMA_FILTER
)
1773 CHECK_PROPERTY(tv_luma_filter
, TV_LUMA_FILTER
)
1774 CHECK_PROPERTY(dot_crawl
, DOT_CRAWL
)
1777 return -EINVAL
; /* unknown property */
1780 if (!intel_sdvo_set_value(intel_sdvo
, cmd
, &temp_value
, 2))
1785 if (intel_sdvo
->base
.base
.crtc
) {
1786 struct drm_crtc
*crtc
= intel_sdvo
->base
.base
.crtc
;
1787 drm_crtc_helper_set_mode(crtc
, &crtc
->mode
, crtc
->x
,
1792 #undef CHECK_PROPERTY
1795 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs
= {
1796 .dpms
= intel_sdvo_dpms
,
1797 .mode_fixup
= intel_sdvo_mode_fixup
,
1798 .prepare
= intel_encoder_prepare
,
1799 .mode_set
= intel_sdvo_mode_set
,
1800 .commit
= intel_encoder_commit
,
1803 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
1804 .dpms
= drm_helper_connector_dpms
,
1805 .detect
= intel_sdvo_detect
,
1806 .fill_modes
= drm_helper_probe_single_connector_modes
,
1807 .set_property
= intel_sdvo_set_property
,
1808 .destroy
= intel_sdvo_destroy
,
1811 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
1812 .get_modes
= intel_sdvo_get_modes
,
1813 .mode_valid
= intel_sdvo_mode_valid
,
1814 .best_encoder
= intel_best_encoder
,
1817 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
1819 struct intel_sdvo
*intel_sdvo
= to_intel_sdvo(encoder
);
1821 if (intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
)
1822 drm_mode_destroy(encoder
->dev
,
1823 intel_sdvo
->sdvo_lvds_fixed_mode
);
1825 i2c_del_adapter(&intel_sdvo
->ddc
);
1826 intel_encoder_destroy(encoder
);
1829 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
1830 .destroy
= intel_sdvo_enc_destroy
,
1834 intel_sdvo_guess_ddc_bus(struct intel_sdvo
*sdvo
)
1837 unsigned int num_bits
;
1839 /* Make a mask of outputs less than or equal to our own priority in the
1842 switch (sdvo
->controlled_output
) {
1843 case SDVO_OUTPUT_LVDS1
:
1844 mask
|= SDVO_OUTPUT_LVDS1
;
1845 case SDVO_OUTPUT_LVDS0
:
1846 mask
|= SDVO_OUTPUT_LVDS0
;
1847 case SDVO_OUTPUT_TMDS1
:
1848 mask
|= SDVO_OUTPUT_TMDS1
;
1849 case SDVO_OUTPUT_TMDS0
:
1850 mask
|= SDVO_OUTPUT_TMDS0
;
1851 case SDVO_OUTPUT_RGB1
:
1852 mask
|= SDVO_OUTPUT_RGB1
;
1853 case SDVO_OUTPUT_RGB0
:
1854 mask
|= SDVO_OUTPUT_RGB0
;
1858 /* Count bits to find what number we are in the priority list. */
1859 mask
&= sdvo
->caps
.output_flags
;
1860 num_bits
= hweight16(mask
);
1861 /* If more than 3 outputs, default to DDC bus 3 for now. */
1865 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1866 sdvo
->ddc_bus
= 1 << num_bits
;
1870 * Choose the appropriate DDC bus for control bus switch command for this
1871 * SDVO output based on the controlled output.
1873 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1874 * outputs, then LVDS outputs.
1877 intel_sdvo_select_ddc_bus(struct drm_i915_private
*dev_priv
,
1878 struct intel_sdvo
*sdvo
, u32 reg
)
1880 struct sdvo_device_mapping
*mapping
;
1883 mapping
= &(dev_priv
->sdvo_mappings
[0]);
1885 mapping
= &(dev_priv
->sdvo_mappings
[1]);
1887 if (mapping
->initialized
)
1888 sdvo
->ddc_bus
= 1 << ((mapping
->ddc_pin
& 0xf0) >> 4);
1890 intel_sdvo_guess_ddc_bus(sdvo
);
1894 intel_sdvo_select_i2c_bus(struct drm_i915_private
*dev_priv
,
1895 struct intel_sdvo
*sdvo
, u32 reg
)
1897 struct sdvo_device_mapping
*mapping
;
1901 mapping
= &dev_priv
->sdvo_mappings
[0];
1903 mapping
= &dev_priv
->sdvo_mappings
[1];
1905 pin
= GMBUS_PORT_DPB
;
1906 if (mapping
->initialized
)
1907 pin
= mapping
->i2c_pin
;
1909 if (pin
< GMBUS_NUM_PORTS
) {
1910 sdvo
->i2c
= &dev_priv
->gmbus
[pin
].adapter
;
1911 intel_gmbus_set_speed(sdvo
->i2c
, GMBUS_RATE_1MHZ
);
1912 intel_gmbus_force_bit(sdvo
->i2c
, true);
1914 sdvo
->i2c
= &dev_priv
->gmbus
[GMBUS_PORT_DPB
].adapter
;
1919 intel_sdvo_is_hdmi_connector(struct intel_sdvo
*intel_sdvo
, int device
)
1921 return intel_sdvo_check_supp_encode(intel_sdvo
);
1925 intel_sdvo_get_slave_addr(struct drm_device
*dev
, int sdvo_reg
)
1927 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1928 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
1930 if (IS_SDVOB(sdvo_reg
)) {
1931 my_mapping
= &dev_priv
->sdvo_mappings
[0];
1932 other_mapping
= &dev_priv
->sdvo_mappings
[1];
1934 my_mapping
= &dev_priv
->sdvo_mappings
[1];
1935 other_mapping
= &dev_priv
->sdvo_mappings
[0];
1938 /* If the BIOS described our SDVO device, take advantage of it. */
1939 if (my_mapping
->slave_addr
)
1940 return my_mapping
->slave_addr
;
1942 /* If the BIOS only described a different SDVO device, use the
1943 * address that it isn't using.
1945 if (other_mapping
->slave_addr
) {
1946 if (other_mapping
->slave_addr
== 0x70)
1952 /* No SDVO device info is found for another DVO port,
1953 * so use mapping assumption we had before BIOS parsing.
1955 if (IS_SDVOB(sdvo_reg
))
1962 intel_sdvo_connector_init(struct intel_sdvo_connector
*connector
,
1963 struct intel_sdvo
*encoder
)
1965 drm_connector_init(encoder
->base
.base
.dev
,
1966 &connector
->base
.base
,
1967 &intel_sdvo_connector_funcs
,
1968 connector
->base
.base
.connector_type
);
1970 drm_connector_helper_add(&connector
->base
.base
,
1971 &intel_sdvo_connector_helper_funcs
);
1973 connector
->base
.base
.interlace_allowed
= 0;
1974 connector
->base
.base
.doublescan_allowed
= 0;
1975 connector
->base
.base
.display_info
.subpixel_order
= SubPixelHorizontalRGB
;
1977 intel_connector_attach_encoder(&connector
->base
, &encoder
->base
);
1978 drm_sysfs_connector_add(&connector
->base
.base
);
1982 intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector
*connector
)
1984 struct drm_device
*dev
= connector
->base
.base
.dev
;
1986 intel_attach_force_audio_property(&connector
->base
.base
);
1987 if (INTEL_INFO(dev
)->gen
>= 4 && IS_MOBILE(dev
))
1988 intel_attach_broadcast_rgb_property(&connector
->base
.base
);
1992 intel_sdvo_dvi_init(struct intel_sdvo
*intel_sdvo
, int device
)
1994 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
1995 struct drm_connector
*connector
;
1996 struct intel_encoder
*intel_encoder
= to_intel_encoder(encoder
);
1997 struct intel_connector
*intel_connector
;
1998 struct intel_sdvo_connector
*intel_sdvo_connector
;
2000 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2001 if (!intel_sdvo_connector
)
2005 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS0
;
2006 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS0
;
2007 } else if (device
== 1) {
2008 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS1
;
2009 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS1
;
2012 intel_connector
= &intel_sdvo_connector
->base
;
2013 connector
= &intel_connector
->base
;
2014 if (intel_sdvo_supports_hotplug(intel_sdvo
) & (1 << device
)) {
2015 connector
->polled
= DRM_CONNECTOR_POLL_HPD
;
2016 intel_sdvo
->hotplug_active
[0] |= 1 << device
;
2017 /* Some SDVO devices have one-shot hotplug interrupts.
2018 * Ensure that they get re-enabled when an interrupt happens.
2020 intel_encoder
->hot_plug
= intel_sdvo_enable_hotplug
;
2021 intel_sdvo_enable_hotplug(intel_encoder
);
2024 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
| DRM_CONNECTOR_POLL_DISCONNECT
;
2025 encoder
->encoder_type
= DRM_MODE_ENCODER_TMDS
;
2026 connector
->connector_type
= DRM_MODE_CONNECTOR_DVID
;
2028 if (intel_sdvo_is_hdmi_connector(intel_sdvo
, device
)) {
2029 connector
->connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
2030 intel_sdvo
->is_hdmi
= true;
2032 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2033 (1 << INTEL_ANALOG_CLONE_BIT
));
2035 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2036 if (intel_sdvo
->is_hdmi
)
2037 intel_sdvo_add_hdmi_properties(intel_sdvo_connector
);
2043 intel_sdvo_tv_init(struct intel_sdvo
*intel_sdvo
, int type
)
2045 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2046 struct drm_connector
*connector
;
2047 struct intel_connector
*intel_connector
;
2048 struct intel_sdvo_connector
*intel_sdvo_connector
;
2050 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2051 if (!intel_sdvo_connector
)
2054 intel_connector
= &intel_sdvo_connector
->base
;
2055 connector
= &intel_connector
->base
;
2056 encoder
->encoder_type
= DRM_MODE_ENCODER_TVDAC
;
2057 connector
->connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
2059 intel_sdvo
->controlled_output
|= type
;
2060 intel_sdvo_connector
->output_flag
= type
;
2062 intel_sdvo
->is_tv
= true;
2063 intel_sdvo
->base
.needs_tv_clock
= true;
2064 intel_sdvo
->base
.clone_mask
= 1 << INTEL_SDVO_TV_CLONE_BIT
;
2066 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2068 if (!intel_sdvo_tv_create_property(intel_sdvo
, intel_sdvo_connector
, type
))
2071 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2077 intel_sdvo_destroy(connector
);
2082 intel_sdvo_analog_init(struct intel_sdvo
*intel_sdvo
, int device
)
2084 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2085 struct drm_connector
*connector
;
2086 struct intel_connector
*intel_connector
;
2087 struct intel_sdvo_connector
*intel_sdvo_connector
;
2089 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2090 if (!intel_sdvo_connector
)
2093 intel_connector
= &intel_sdvo_connector
->base
;
2094 connector
= &intel_connector
->base
;
2095 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
2096 encoder
->encoder_type
= DRM_MODE_ENCODER_DAC
;
2097 connector
->connector_type
= DRM_MODE_CONNECTOR_VGA
;
2100 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB0
;
2101 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB0
;
2102 } else if (device
== 1) {
2103 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB1
;
2104 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB1
;
2107 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_SDVO_NON_TV_CLONE_BIT
) |
2108 (1 << INTEL_ANALOG_CLONE_BIT
));
2110 intel_sdvo_connector_init(intel_sdvo_connector
,
2116 intel_sdvo_lvds_init(struct intel_sdvo
*intel_sdvo
, int device
)
2118 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2119 struct drm_connector
*connector
;
2120 struct intel_connector
*intel_connector
;
2121 struct intel_sdvo_connector
*intel_sdvo_connector
;
2123 intel_sdvo_connector
= kzalloc(sizeof(struct intel_sdvo_connector
), GFP_KERNEL
);
2124 if (!intel_sdvo_connector
)
2127 intel_connector
= &intel_sdvo_connector
->base
;
2128 connector
= &intel_connector
->base
;
2129 encoder
->encoder_type
= DRM_MODE_ENCODER_LVDS
;
2130 connector
->connector_type
= DRM_MODE_CONNECTOR_LVDS
;
2133 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS0
;
2134 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS0
;
2135 } else if (device
== 1) {
2136 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS1
;
2137 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS1
;
2140 intel_sdvo
->base
.clone_mask
= ((1 << INTEL_ANALOG_CLONE_BIT
) |
2141 (1 << INTEL_SDVO_LVDS_CLONE_BIT
));
2143 intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
);
2144 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2150 intel_sdvo_destroy(connector
);
2155 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
)
2157 intel_sdvo
->is_tv
= false;
2158 intel_sdvo
->base
.needs_tv_clock
= false;
2159 intel_sdvo
->is_lvds
= false;
2161 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2163 if (flags
& SDVO_OUTPUT_TMDS0
)
2164 if (!intel_sdvo_dvi_init(intel_sdvo
, 0))
2167 if ((flags
& SDVO_TMDS_MASK
) == SDVO_TMDS_MASK
)
2168 if (!intel_sdvo_dvi_init(intel_sdvo
, 1))
2171 /* TV has no XXX1 function block */
2172 if (flags
& SDVO_OUTPUT_SVID0
)
2173 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_SVID0
))
2176 if (flags
& SDVO_OUTPUT_CVBS0
)
2177 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_CVBS0
))
2180 if (flags
& SDVO_OUTPUT_RGB0
)
2181 if (!intel_sdvo_analog_init(intel_sdvo
, 0))
2184 if ((flags
& SDVO_RGB_MASK
) == SDVO_RGB_MASK
)
2185 if (!intel_sdvo_analog_init(intel_sdvo
, 1))
2188 if (flags
& SDVO_OUTPUT_LVDS0
)
2189 if (!intel_sdvo_lvds_init(intel_sdvo
, 0))
2192 if ((flags
& SDVO_LVDS_MASK
) == SDVO_LVDS_MASK
)
2193 if (!intel_sdvo_lvds_init(intel_sdvo
, 1))
2196 if ((flags
& SDVO_OUTPUT_MASK
) == 0) {
2197 unsigned char bytes
[2];
2199 intel_sdvo
->controlled_output
= 0;
2200 memcpy(bytes
, &intel_sdvo
->caps
.output_flags
, 2);
2201 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2202 SDVO_NAME(intel_sdvo
),
2203 bytes
[0], bytes
[1]);
2206 intel_sdvo
->base
.crtc_mask
= (1 << 0) | (1 << 1);
2211 static bool intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
2212 struct intel_sdvo_connector
*intel_sdvo_connector
,
2215 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2216 struct intel_sdvo_tv_format format
;
2217 uint32_t format_map
, i
;
2219 if (!intel_sdvo_set_target_output(intel_sdvo
, type
))
2222 BUILD_BUG_ON(sizeof(format
) != 6);
2223 if (!intel_sdvo_get_value(intel_sdvo
,
2224 SDVO_CMD_GET_SUPPORTED_TV_FORMATS
,
2225 &format
, sizeof(format
)))
2228 memcpy(&format_map
, &format
, min(sizeof(format_map
), sizeof(format
)));
2230 if (format_map
== 0)
2233 intel_sdvo_connector
->format_supported_num
= 0;
2234 for (i
= 0 ; i
< TV_FORMAT_NUM
; i
++)
2235 if (format_map
& (1 << i
))
2236 intel_sdvo_connector
->tv_format_supported
[intel_sdvo_connector
->format_supported_num
++] = i
;
2239 intel_sdvo_connector
->tv_format
=
2240 drm_property_create(dev
, DRM_MODE_PROP_ENUM
,
2241 "mode", intel_sdvo_connector
->format_supported_num
);
2242 if (!intel_sdvo_connector
->tv_format
)
2245 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2246 drm_property_add_enum(
2247 intel_sdvo_connector
->tv_format
, i
,
2248 i
, tv_format_names
[intel_sdvo_connector
->tv_format_supported
[i
]]);
2250 intel_sdvo
->tv_format_index
= intel_sdvo_connector
->tv_format_supported
[0];
2251 drm_connector_attach_property(&intel_sdvo_connector
->base
.base
,
2252 intel_sdvo_connector
->tv_format
, 0);
2257 #define ENHANCEMENT(name, NAME) do { \
2258 if (enhancements.name) { \
2259 if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2260 !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2262 intel_sdvo_connector->max_##name = data_value[0]; \
2263 intel_sdvo_connector->cur_##name = response; \
2264 intel_sdvo_connector->name = \
2265 drm_property_create(dev, DRM_MODE_PROP_RANGE, #name, 2); \
2266 if (!intel_sdvo_connector->name) return false; \
2267 intel_sdvo_connector->name->values[0] = 0; \
2268 intel_sdvo_connector->name->values[1] = data_value[0]; \
2269 drm_connector_attach_property(connector, \
2270 intel_sdvo_connector->name, \
2271 intel_sdvo_connector->cur_##name); \
2272 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2273 data_value[0], data_value[1], response); \
2278 intel_sdvo_create_enhance_property_tv(struct intel_sdvo
*intel_sdvo
,
2279 struct intel_sdvo_connector
*intel_sdvo_connector
,
2280 struct intel_sdvo_enhancements_reply enhancements
)
2282 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2283 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2284 uint16_t response
, data_value
[2];
2286 /* when horizontal overscan is supported, Add the left/right property */
2287 if (enhancements
.overscan_h
) {
2288 if (!intel_sdvo_get_value(intel_sdvo
,
2289 SDVO_CMD_GET_MAX_OVERSCAN_H
,
2293 if (!intel_sdvo_get_value(intel_sdvo
,
2294 SDVO_CMD_GET_OVERSCAN_H
,
2298 intel_sdvo_connector
->max_hscan
= data_value
[0];
2299 intel_sdvo_connector
->left_margin
= data_value
[0] - response
;
2300 intel_sdvo_connector
->right_margin
= intel_sdvo_connector
->left_margin
;
2301 intel_sdvo_connector
->left
=
2302 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2304 if (!intel_sdvo_connector
->left
)
2307 intel_sdvo_connector
->left
->values
[0] = 0;
2308 intel_sdvo_connector
->left
->values
[1] = data_value
[0];
2309 drm_connector_attach_property(connector
,
2310 intel_sdvo_connector
->left
,
2311 intel_sdvo_connector
->left_margin
);
2313 intel_sdvo_connector
->right
=
2314 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2316 if (!intel_sdvo_connector
->right
)
2319 intel_sdvo_connector
->right
->values
[0] = 0;
2320 intel_sdvo_connector
->right
->values
[1] = data_value
[0];
2321 drm_connector_attach_property(connector
,
2322 intel_sdvo_connector
->right
,
2323 intel_sdvo_connector
->right_margin
);
2324 DRM_DEBUG_KMS("h_overscan: max %d, "
2325 "default %d, current %d\n",
2326 data_value
[0], data_value
[1], response
);
2329 if (enhancements
.overscan_v
) {
2330 if (!intel_sdvo_get_value(intel_sdvo
,
2331 SDVO_CMD_GET_MAX_OVERSCAN_V
,
2335 if (!intel_sdvo_get_value(intel_sdvo
,
2336 SDVO_CMD_GET_OVERSCAN_V
,
2340 intel_sdvo_connector
->max_vscan
= data_value
[0];
2341 intel_sdvo_connector
->top_margin
= data_value
[0] - response
;
2342 intel_sdvo_connector
->bottom_margin
= intel_sdvo_connector
->top_margin
;
2343 intel_sdvo_connector
->top
=
2344 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2346 if (!intel_sdvo_connector
->top
)
2349 intel_sdvo_connector
->top
->values
[0] = 0;
2350 intel_sdvo_connector
->top
->values
[1] = data_value
[0];
2351 drm_connector_attach_property(connector
,
2352 intel_sdvo_connector
->top
,
2353 intel_sdvo_connector
->top_margin
);
2355 intel_sdvo_connector
->bottom
=
2356 drm_property_create(dev
, DRM_MODE_PROP_RANGE
,
2357 "bottom_margin", 2);
2358 if (!intel_sdvo_connector
->bottom
)
2361 intel_sdvo_connector
->bottom
->values
[0] = 0;
2362 intel_sdvo_connector
->bottom
->values
[1] = data_value
[0];
2363 drm_connector_attach_property(connector
,
2364 intel_sdvo_connector
->bottom
,
2365 intel_sdvo_connector
->bottom_margin
);
2366 DRM_DEBUG_KMS("v_overscan: max %d, "
2367 "default %d, current %d\n",
2368 data_value
[0], data_value
[1], response
);
2371 ENHANCEMENT(hpos
, HPOS
);
2372 ENHANCEMENT(vpos
, VPOS
);
2373 ENHANCEMENT(saturation
, SATURATION
);
2374 ENHANCEMENT(contrast
, CONTRAST
);
2375 ENHANCEMENT(hue
, HUE
);
2376 ENHANCEMENT(sharpness
, SHARPNESS
);
2377 ENHANCEMENT(brightness
, BRIGHTNESS
);
2378 ENHANCEMENT(flicker_filter
, FLICKER_FILTER
);
2379 ENHANCEMENT(flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
2380 ENHANCEMENT(flicker_filter_2d
, FLICKER_FILTER_2D
);
2381 ENHANCEMENT(tv_chroma_filter
, TV_CHROMA_FILTER
);
2382 ENHANCEMENT(tv_luma_filter
, TV_LUMA_FILTER
);
2384 if (enhancements
.dot_crawl
) {
2385 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_DOT_CRAWL
, &response
, 2))
2388 intel_sdvo_connector
->max_dot_crawl
= 1;
2389 intel_sdvo_connector
->cur_dot_crawl
= response
& 0x1;
2390 intel_sdvo_connector
->dot_crawl
=
2391 drm_property_create(dev
, DRM_MODE_PROP_RANGE
, "dot_crawl", 2);
2392 if (!intel_sdvo_connector
->dot_crawl
)
2395 intel_sdvo_connector
->dot_crawl
->values
[0] = 0;
2396 intel_sdvo_connector
->dot_crawl
->values
[1] = 1;
2397 drm_connector_attach_property(connector
,
2398 intel_sdvo_connector
->dot_crawl
,
2399 intel_sdvo_connector
->cur_dot_crawl
);
2400 DRM_DEBUG_KMS("dot crawl: current %d\n", response
);
2407 intel_sdvo_create_enhance_property_lvds(struct intel_sdvo
*intel_sdvo
,
2408 struct intel_sdvo_connector
*intel_sdvo_connector
,
2409 struct intel_sdvo_enhancements_reply enhancements
)
2411 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2412 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2413 uint16_t response
, data_value
[2];
2415 ENHANCEMENT(brightness
, BRIGHTNESS
);
2421 static bool intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
2422 struct intel_sdvo_connector
*intel_sdvo_connector
)
2425 struct intel_sdvo_enhancements_reply reply
;
2429 BUILD_BUG_ON(sizeof(enhancements
) != 2);
2431 enhancements
.response
= 0;
2432 intel_sdvo_get_value(intel_sdvo
,
2433 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
,
2434 &enhancements
, sizeof(enhancements
));
2435 if (enhancements
.response
== 0) {
2436 DRM_DEBUG_KMS("No enhancement is supported\n");
2440 if (IS_TV(intel_sdvo_connector
))
2441 return intel_sdvo_create_enhance_property_tv(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2442 else if (IS_LVDS(intel_sdvo_connector
))
2443 return intel_sdvo_create_enhance_property_lvds(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2448 static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter
*adapter
,
2449 struct i2c_msg
*msgs
,
2452 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2454 if (!intel_sdvo_set_control_bus_switch(sdvo
, sdvo
->ddc_bus
))
2457 return sdvo
->i2c
->algo
->master_xfer(sdvo
->i2c
, msgs
, num
);
2460 static u32
intel_sdvo_ddc_proxy_func(struct i2c_adapter
*adapter
)
2462 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2463 return sdvo
->i2c
->algo
->functionality(sdvo
->i2c
);
2466 static const struct i2c_algorithm intel_sdvo_ddc_proxy
= {
2467 .master_xfer
= intel_sdvo_ddc_proxy_xfer
,
2468 .functionality
= intel_sdvo_ddc_proxy_func
2472 intel_sdvo_init_ddc_proxy(struct intel_sdvo
*sdvo
,
2473 struct drm_device
*dev
)
2475 sdvo
->ddc
.owner
= THIS_MODULE
;
2476 sdvo
->ddc
.class = I2C_CLASS_DDC
;
2477 snprintf(sdvo
->ddc
.name
, I2C_NAME_SIZE
, "SDVO DDC proxy");
2478 sdvo
->ddc
.dev
.parent
= &dev
->pdev
->dev
;
2479 sdvo
->ddc
.algo_data
= sdvo
;
2480 sdvo
->ddc
.algo
= &intel_sdvo_ddc_proxy
;
2482 return i2c_add_adapter(&sdvo
->ddc
) == 0;
2485 bool intel_sdvo_init(struct drm_device
*dev
, int sdvo_reg
)
2487 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
2488 struct intel_encoder
*intel_encoder
;
2489 struct intel_sdvo
*intel_sdvo
;
2492 intel_sdvo
= kzalloc(sizeof(struct intel_sdvo
), GFP_KERNEL
);
2496 intel_sdvo
->sdvo_reg
= sdvo_reg
;
2497 intel_sdvo
->slave_addr
= intel_sdvo_get_slave_addr(dev
, sdvo_reg
) >> 1;
2498 intel_sdvo_select_i2c_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2499 if (!intel_sdvo_init_ddc_proxy(intel_sdvo
, dev
)) {
2504 /* encoder type will be decided later */
2505 intel_encoder
= &intel_sdvo
->base
;
2506 intel_encoder
->type
= INTEL_OUTPUT_SDVO
;
2507 drm_encoder_init(dev
, &intel_encoder
->base
, &intel_sdvo_enc_funcs
, 0);
2509 /* Read the regs to test if we can talk to the device */
2510 for (i
= 0; i
< 0x40; i
++) {
2513 if (!intel_sdvo_read_byte(intel_sdvo
, i
, &byte
)) {
2514 DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
2515 IS_SDVOB(sdvo_reg
) ? 'B' : 'C');
2520 if (IS_SDVOB(sdvo_reg
))
2521 dev_priv
->hotplug_supported_mask
|= SDVOB_HOTPLUG_INT_STATUS
;
2523 dev_priv
->hotplug_supported_mask
|= SDVOC_HOTPLUG_INT_STATUS
;
2525 drm_encoder_helper_add(&intel_encoder
->base
, &intel_sdvo_helper_funcs
);
2527 /* In default case sdvo lvds is false */
2528 if (!intel_sdvo_get_capabilities(intel_sdvo
, &intel_sdvo
->caps
))
2531 /* Set up hotplug command - note paranoia about contents of reply.
2532 * We assume that the hardware is in a sane state, and only touch
2533 * the bits we think we understand.
2535 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_ACTIVE_HOT_PLUG
,
2536 &intel_sdvo
->hotplug_active
, 2);
2537 intel_sdvo
->hotplug_active
[0] &= ~0x3;
2539 if (intel_sdvo_output_setup(intel_sdvo
,
2540 intel_sdvo
->caps
.output_flags
) != true) {
2541 DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
2542 IS_SDVOB(sdvo_reg
) ? 'B' : 'C');
2546 intel_sdvo_select_ddc_bus(dev_priv
, intel_sdvo
, sdvo_reg
);
2548 /* Set the input timing to the screen. Assume always input 0. */
2549 if (!intel_sdvo_set_target_input(intel_sdvo
))
2552 if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo
,
2553 &intel_sdvo
->pixel_clock_min
,
2554 &intel_sdvo
->pixel_clock_max
))
2557 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
2558 "clock range %dMHz - %dMHz, "
2559 "input 1: %c, input 2: %c, "
2560 "output 1: %c, output 2: %c\n",
2561 SDVO_NAME(intel_sdvo
),
2562 intel_sdvo
->caps
.vendor_id
, intel_sdvo
->caps
.device_id
,
2563 intel_sdvo
->caps
.device_rev_id
,
2564 intel_sdvo
->pixel_clock_min
/ 1000,
2565 intel_sdvo
->pixel_clock_max
/ 1000,
2566 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
2567 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
2568 /* check currently supported outputs */
2569 intel_sdvo
->caps
.output_flags
&
2570 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
2571 intel_sdvo
->caps
.output_flags
&
2572 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
2576 drm_encoder_cleanup(&intel_encoder
->base
);
2577 i2c_del_adapter(&intel_sdvo
->ddc
);