2 * Copyright 2006 Dave Airlie <airlied@linux.ie>
3 * Copyright © 2006-2007 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
26 * Eric Anholt <eric@anholt.net>
28 #include <linux/i2c.h>
29 #include <linux/slab.h>
30 #include <linux/delay.h>
31 #include <linux/export.h>
33 #include <drm/drm_atomic_helper.h>
34 #include <drm/drm_crtc.h>
35 #include <drm/drm_edid.h>
36 #include "intel_drv.h"
37 #include <drm/i915_drm.h>
39 #include "intel_sdvo_regs.h"
41 #define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
42 #define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
43 #define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
44 #define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_YPRPB0)
46 #define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
49 #define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
50 #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK)
51 #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
52 #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
53 #define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_MASK | SDVO_LVDS_MASK))
56 static const char * const tv_format_names
[] = {
57 "NTSC_M" , "NTSC_J" , "NTSC_443",
58 "PAL_B" , "PAL_D" , "PAL_G" ,
59 "PAL_H" , "PAL_I" , "PAL_M" ,
60 "PAL_N" , "PAL_NC" , "PAL_60" ,
61 "SECAM_B" , "SECAM_D" , "SECAM_G" ,
62 "SECAM_K" , "SECAM_K1", "SECAM_L" ,
66 #define TV_FORMAT_NUM ARRAY_SIZE(tv_format_names)
69 struct intel_encoder base
;
71 struct i2c_adapter
*i2c
;
74 struct i2c_adapter ddc
;
76 /* Register for the SDVO device: SDVOB or SDVOC */
79 /* Active outputs controlled by this SDVO output */
80 uint16_t controlled_output
;
83 * Capabilities of the SDVO device returned by
84 * intel_sdvo_get_capabilities()
86 struct intel_sdvo_caps caps
;
88 /* Pixel clock limitations reported by the SDVO device, in kHz */
89 int pixel_clock_min
, pixel_clock_max
;
92 * For multiple function SDVO device,
93 * this is for current attached outputs.
95 uint16_t attached_output
;
98 * Hotplug activation bits for this device
100 uint16_t hotplug_active
;
103 * This is set if we're going to treat the device as TV-out.
105 * While we have these nice friendly flags for output types that ought
106 * to decide this for us, the S-Video output on our HDMI+S-Video card
107 * shows up as RGB1 (VGA).
114 * This is set if we treat the device as HDMI, instead of DVI.
117 bool has_hdmi_monitor
;
119 bool rgb_quant_range_selectable
;
122 * This is set if we detect output of sdvo device as LVDS and
123 * have a valid fixed mode to use with the panel.
128 * This is sdvo fixed pannel mode pointer
130 struct drm_display_mode
*sdvo_lvds_fixed_mode
;
132 /* DDC bus used by this SDVO encoder */
136 * the sdvo flag gets lost in round trip: dtd->adjusted_mode->dtd
138 uint8_t dtd_sdvo_flags
;
141 struct intel_sdvo_connector
{
142 struct intel_connector base
;
144 /* Mark the type of connector */
145 uint16_t output_flag
;
147 /* This contains all current supported TV format */
148 u8 tv_format_supported
[TV_FORMAT_NUM
];
149 int format_supported_num
;
150 struct drm_property
*tv_format
;
152 /* add the property for the SDVO-TV */
153 struct drm_property
*left
;
154 struct drm_property
*right
;
155 struct drm_property
*top
;
156 struct drm_property
*bottom
;
157 struct drm_property
*hpos
;
158 struct drm_property
*vpos
;
159 struct drm_property
*contrast
;
160 struct drm_property
*saturation
;
161 struct drm_property
*hue
;
162 struct drm_property
*sharpness
;
163 struct drm_property
*flicker_filter
;
164 struct drm_property
*flicker_filter_adaptive
;
165 struct drm_property
*flicker_filter_2d
;
166 struct drm_property
*tv_chroma_filter
;
167 struct drm_property
*tv_luma_filter
;
168 struct drm_property
*dot_crawl
;
170 /* add the property for the SDVO-TV/LVDS */
171 struct drm_property
*brightness
;
173 /* this is to get the range of margin.*/
174 u32 max_hscan
, max_vscan
;
177 struct intel_sdvo_connector_state
{
178 /* base.base: tv.saturation/contrast/hue/brightness */
179 struct intel_digital_connector_state base
;
182 unsigned overscan_h
, overscan_v
, hpos
, vpos
, sharpness
;
183 unsigned flicker_filter
, flicker_filter_2d
, flicker_filter_adaptive
;
184 unsigned chroma_filter
, luma_filter
, dot_crawl
;
188 static struct intel_sdvo
*to_sdvo(struct intel_encoder
*encoder
)
190 return container_of(encoder
, struct intel_sdvo
, base
);
193 static struct intel_sdvo
*intel_attached_sdvo(struct drm_connector
*connector
)
195 return to_sdvo(intel_attached_encoder(connector
));
198 static struct intel_sdvo_connector
*
199 to_intel_sdvo_connector(struct drm_connector
*connector
)
201 return container_of(connector
, struct intel_sdvo_connector
, base
.base
);
204 #define to_intel_sdvo_connector_state(conn_state) \
205 container_of((conn_state), struct intel_sdvo_connector_state, base.base)
208 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
);
210 intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
211 struct intel_sdvo_connector
*intel_sdvo_connector
,
214 intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
215 struct intel_sdvo_connector
*intel_sdvo_connector
);
218 * Writes the SDVOB or SDVOC with the given value, but always writes both
219 * SDVOB and SDVOC to work around apparent hardware issues (according to
220 * comments in the BIOS).
222 static void intel_sdvo_write_sdvox(struct intel_sdvo
*intel_sdvo
, u32 val
)
224 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
225 struct drm_i915_private
*dev_priv
= to_i915(dev
);
226 u32 bval
= val
, cval
= val
;
229 if (HAS_PCH_SPLIT(dev_priv
)) {
230 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
231 POSTING_READ(intel_sdvo
->sdvo_reg
);
233 * HW workaround, need to write this twice for issue
234 * that may result in first write getting masked.
236 if (HAS_PCH_IBX(dev_priv
)) {
237 I915_WRITE(intel_sdvo
->sdvo_reg
, val
);
238 POSTING_READ(intel_sdvo
->sdvo_reg
);
243 if (intel_sdvo
->port
== PORT_B
)
244 cval
= I915_READ(GEN3_SDVOC
);
246 bval
= I915_READ(GEN3_SDVOB
);
249 * Write the registers twice for luck. Sometimes,
250 * writing them only once doesn't appear to 'stick'.
251 * The BIOS does this too. Yay, magic
253 for (i
= 0; i
< 2; i
++) {
254 I915_WRITE(GEN3_SDVOB
, bval
);
255 POSTING_READ(GEN3_SDVOB
);
257 I915_WRITE(GEN3_SDVOC
, cval
);
258 POSTING_READ(GEN3_SDVOC
);
262 static bool intel_sdvo_read_byte(struct intel_sdvo
*intel_sdvo
, u8 addr
, u8
*ch
)
264 struct i2c_msg msgs
[] = {
266 .addr
= intel_sdvo
->slave_addr
,
272 .addr
= intel_sdvo
->slave_addr
,
280 if ((ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, 2)) == 2)
283 DRM_DEBUG_KMS("i2c transfer returned %d\n", ret
);
287 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
288 /** Mapping of command numbers to names, for debug output */
289 static const struct _sdvo_cmd_name
{
292 } __attribute__ ((packed
)) sdvo_cmd_names
[] = {
293 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
294 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
295 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
296 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
297 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
298 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
299 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
300 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
301 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
302 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
303 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
304 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
305 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
306 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
307 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
308 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
309 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
310 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
311 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
312 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
313 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
314 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
315 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
316 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
317 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
318 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
319 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
320 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
321 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
322 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
323 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
324 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
325 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
326 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
327 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
328 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
329 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
330 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
331 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
332 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
333 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
334 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
335 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
337 /* Add the op code for SDVO enhancements */
338 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HPOS
),
339 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HPOS
),
340 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HPOS
),
341 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_VPOS
),
342 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_VPOS
),
343 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_VPOS
),
344 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION
),
345 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION
),
346 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION
),
347 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE
),
348 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE
),
349 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE
),
350 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST
),
351 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST
),
352 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST
),
353 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS
),
354 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS
),
355 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS
),
356 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H
),
357 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H
),
358 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H
),
359 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V
),
360 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V
),
361 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V
),
362 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER
),
363 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER
),
364 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER
),
365 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_ADAPTIVE
),
366 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_ADAPTIVE
),
367 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_ADAPTIVE
),
368 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_FLICKER_FILTER_2D
),
369 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FLICKER_FILTER_2D
),
370 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_FLICKER_FILTER_2D
),
371 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SHARPNESS
),
372 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SHARPNESS
),
373 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SHARPNESS
),
374 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DOT_CRAWL
),
375 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DOT_CRAWL
),
376 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_CHROMA_FILTER
),
377 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_CHROMA_FILTER
),
378 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_CHROMA_FILTER
),
379 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_TV_LUMA_FILTER
),
380 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_LUMA_FILTER
),
381 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_LUMA_FILTER
),
384 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
385 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
386 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
387 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
388 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
389 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
390 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
391 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
392 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
393 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
394 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
395 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
396 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
397 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
398 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
399 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
400 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
401 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
402 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
403 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
406 #define SDVO_NAME(svdo) ((svdo)->port == PORT_B ? "SDVOB" : "SDVOC")
408 static void intel_sdvo_debug_write(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
409 const void *args
, int args_len
)
413 char buffer
[BUF_LEN
];
415 #define BUF_PRINT(args...) \
416 pos += snprintf(buffer + pos, max_t(int, BUF_LEN - pos, 0), args)
419 for (i
= 0; i
< args_len
; i
++) {
420 BUF_PRINT("%02X ", ((u8
*)args
)[i
]);
425 for (i
= 0; i
< ARRAY_SIZE(sdvo_cmd_names
); i
++) {
426 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
427 BUF_PRINT("(%s)", sdvo_cmd_names
[i
].name
);
431 if (i
== ARRAY_SIZE(sdvo_cmd_names
)) {
432 BUF_PRINT("(%02X)", cmd
);
434 BUG_ON(pos
>= BUF_LEN
- 1);
438 DRM_DEBUG_KMS("%s: W: %02X %s\n", SDVO_NAME(intel_sdvo
), cmd
, buffer
);
441 static const char * const cmd_status_names
[] = {
447 "Target not specified",
448 "Scaling not supported"
451 static bool __intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
452 const void *args
, int args_len
,
456 struct i2c_msg
*msgs
;
459 /* Would be simpler to allocate both in one go ? */
460 buf
= kzalloc(args_len
* 2 + 2, GFP_KERNEL
);
464 msgs
= kcalloc(args_len
+ 3, sizeof(*msgs
), GFP_KERNEL
);
470 intel_sdvo_debug_write(intel_sdvo
, cmd
, args
, args_len
);
472 for (i
= 0; i
< args_len
; i
++) {
473 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
476 msgs
[i
].buf
= buf
+ 2 *i
;
477 buf
[2*i
+ 0] = SDVO_I2C_ARG_0
- i
;
478 buf
[2*i
+ 1] = ((u8
*)args
)[i
];
480 msgs
[i
].addr
= intel_sdvo
->slave_addr
;
483 msgs
[i
].buf
= buf
+ 2*i
;
484 buf
[2*i
+ 0] = SDVO_I2C_OPCODE
;
487 /* the following two are to read the response */
488 status
= SDVO_I2C_CMD_STATUS
;
489 msgs
[i
+1].addr
= intel_sdvo
->slave_addr
;
492 msgs
[i
+1].buf
= &status
;
494 msgs
[i
+2].addr
= intel_sdvo
->slave_addr
;
495 msgs
[i
+2].flags
= I2C_M_RD
;
497 msgs
[i
+2].buf
= &status
;
500 ret
= i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
502 ret
= __i2c_transfer(intel_sdvo
->i2c
, msgs
, i
+3);
504 DRM_DEBUG_KMS("I2c transfer returned %d\n", ret
);
509 /* failure in I2C transfer */
510 DRM_DEBUG_KMS("I2c transfer returned %d/%d\n", ret
, i
+3);
520 static bool intel_sdvo_write_cmd(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
521 const void *args
, int args_len
)
523 return __intel_sdvo_write_cmd(intel_sdvo
, cmd
, args
, args_len
, true);
526 static bool intel_sdvo_read_response(struct intel_sdvo
*intel_sdvo
,
527 void *response
, int response_len
)
529 u8 retry
= 15; /* 5 quick checks, followed by 10 long checks */
533 char buffer
[BUF_LEN
];
537 * The documentation states that all commands will be
538 * processed within 15µs, and that we need only poll
539 * the status byte a maximum of 3 times in order for the
540 * command to be complete.
542 * Check 5 times in case the hardware failed to read the docs.
544 * Also beware that the first response by many devices is to
545 * reply PENDING and stall for time. TVs are notorious for
546 * requiring longer than specified to complete their replies.
547 * Originally (in the DDX long ago), the delay was only ever 15ms
548 * with an additional delay of 30ms applied for TVs added later after
549 * many experiments. To accommodate both sets of delays, we do a
550 * sequence of slow checks if the device is falling behind and fails
551 * to reply within 5*15µs.
553 if (!intel_sdvo_read_byte(intel_sdvo
,
558 while ((status
== SDVO_CMD_STATUS_PENDING
||
559 status
== SDVO_CMD_STATUS_TARGET_NOT_SPECIFIED
) && --retry
) {
565 if (!intel_sdvo_read_byte(intel_sdvo
,
571 #define BUF_PRINT(args...) \
572 pos += snprintf(buffer + pos, max_t(int, BUF_LEN - pos, 0), args)
574 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
575 BUF_PRINT("(%s)", cmd_status_names
[status
]);
577 BUF_PRINT("(??? %d)", status
);
579 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
582 /* Read the command response */
583 for (i
= 0; i
< response_len
; i
++) {
584 if (!intel_sdvo_read_byte(intel_sdvo
,
585 SDVO_I2C_RETURN_0
+ i
,
586 &((u8
*)response
)[i
]))
588 BUF_PRINT(" %02X", ((u8
*)response
)[i
]);
590 BUG_ON(pos
>= BUF_LEN
- 1);
594 DRM_DEBUG_KMS("%s: R: %s\n", SDVO_NAME(intel_sdvo
), buffer
);
598 DRM_DEBUG_KMS("%s: R: ... failed\n", SDVO_NAME(intel_sdvo
));
602 static int intel_sdvo_get_pixel_multiplier(const struct drm_display_mode
*adjusted_mode
)
604 if (adjusted_mode
->crtc_clock
>= 100000)
606 else if (adjusted_mode
->crtc_clock
>= 50000)
612 static bool __intel_sdvo_set_control_bus_switch(struct intel_sdvo
*intel_sdvo
,
615 /* This must be the immediately preceding write before the i2c xfer */
616 return __intel_sdvo_write_cmd(intel_sdvo
,
617 SDVO_CMD_SET_CONTROL_BUS_SWITCH
,
621 static bool intel_sdvo_set_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, const void *data
, int len
)
623 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, data
, len
))
626 return intel_sdvo_read_response(intel_sdvo
, NULL
, 0);
630 intel_sdvo_get_value(struct intel_sdvo
*intel_sdvo
, u8 cmd
, void *value
, int len
)
632 if (!intel_sdvo_write_cmd(intel_sdvo
, cmd
, NULL
, 0))
635 return intel_sdvo_read_response(intel_sdvo
, value
, len
);
638 static bool intel_sdvo_set_target_input(struct intel_sdvo
*intel_sdvo
)
640 struct intel_sdvo_set_target_input_args targets
= {0};
641 return intel_sdvo_set_value(intel_sdvo
,
642 SDVO_CMD_SET_TARGET_INPUT
,
643 &targets
, sizeof(targets
));
647 * Return whether each input is trained.
649 * This function is making an assumption about the layout of the response,
650 * which should be checked against the docs.
652 static bool intel_sdvo_get_trained_inputs(struct intel_sdvo
*intel_sdvo
, bool *input_1
, bool *input_2
)
654 struct intel_sdvo_get_trained_inputs_response response
;
656 BUILD_BUG_ON(sizeof(response
) != 1);
657 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_TRAINED_INPUTS
,
658 &response
, sizeof(response
)))
661 *input_1
= response
.input0_trained
;
662 *input_2
= response
.input1_trained
;
666 static bool intel_sdvo_set_active_outputs(struct intel_sdvo
*intel_sdvo
,
669 return intel_sdvo_set_value(intel_sdvo
,
670 SDVO_CMD_SET_ACTIVE_OUTPUTS
,
671 &outputs
, sizeof(outputs
));
674 static bool intel_sdvo_get_active_outputs(struct intel_sdvo
*intel_sdvo
,
677 return intel_sdvo_get_value(intel_sdvo
,
678 SDVO_CMD_GET_ACTIVE_OUTPUTS
,
679 outputs
, sizeof(*outputs
));
682 static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo
*intel_sdvo
,
685 u8 state
= SDVO_ENCODER_STATE_ON
;
688 case DRM_MODE_DPMS_ON
:
689 state
= SDVO_ENCODER_STATE_ON
;
691 case DRM_MODE_DPMS_STANDBY
:
692 state
= SDVO_ENCODER_STATE_STANDBY
;
694 case DRM_MODE_DPMS_SUSPEND
:
695 state
= SDVO_ENCODER_STATE_SUSPEND
;
697 case DRM_MODE_DPMS_OFF
:
698 state
= SDVO_ENCODER_STATE_OFF
;
702 return intel_sdvo_set_value(intel_sdvo
,
703 SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
, sizeof(state
));
706 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_sdvo
*intel_sdvo
,
710 struct intel_sdvo_pixel_clock_range clocks
;
712 BUILD_BUG_ON(sizeof(clocks
) != 4);
713 if (!intel_sdvo_get_value(intel_sdvo
,
714 SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
715 &clocks
, sizeof(clocks
)))
718 /* Convert the values from units of 10 kHz to kHz. */
719 *clock_min
= clocks
.min
* 10;
720 *clock_max
= clocks
.max
* 10;
724 static bool intel_sdvo_set_target_output(struct intel_sdvo
*intel_sdvo
,
727 return intel_sdvo_set_value(intel_sdvo
,
728 SDVO_CMD_SET_TARGET_OUTPUT
,
729 &outputs
, sizeof(outputs
));
732 static bool intel_sdvo_set_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
733 struct intel_sdvo_dtd
*dtd
)
735 return intel_sdvo_set_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
736 intel_sdvo_set_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
739 static bool intel_sdvo_get_timing(struct intel_sdvo
*intel_sdvo
, u8 cmd
,
740 struct intel_sdvo_dtd
*dtd
)
742 return intel_sdvo_get_value(intel_sdvo
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
)) &&
743 intel_sdvo_get_value(intel_sdvo
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
746 static bool intel_sdvo_set_input_timing(struct intel_sdvo
*intel_sdvo
,
747 struct intel_sdvo_dtd
*dtd
)
749 return intel_sdvo_set_timing(intel_sdvo
,
750 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
753 static bool intel_sdvo_set_output_timing(struct intel_sdvo
*intel_sdvo
,
754 struct intel_sdvo_dtd
*dtd
)
756 return intel_sdvo_set_timing(intel_sdvo
,
757 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
760 static bool intel_sdvo_get_input_timing(struct intel_sdvo
*intel_sdvo
,
761 struct intel_sdvo_dtd
*dtd
)
763 return intel_sdvo_get_timing(intel_sdvo
,
764 SDVO_CMD_GET_INPUT_TIMINGS_PART1
, dtd
);
768 intel_sdvo_create_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
773 struct intel_sdvo_preferred_input_timing_args args
;
775 memset(&args
, 0, sizeof(args
));
778 args
.height
= height
;
781 if (intel_sdvo
->is_lvds
&&
782 (intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
!= width
||
783 intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
!= height
))
786 return intel_sdvo_set_value(intel_sdvo
,
787 SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
788 &args
, sizeof(args
));
791 static bool intel_sdvo_get_preferred_input_timing(struct intel_sdvo
*intel_sdvo
,
792 struct intel_sdvo_dtd
*dtd
)
794 BUILD_BUG_ON(sizeof(dtd
->part1
) != 8);
795 BUILD_BUG_ON(sizeof(dtd
->part2
) != 8);
796 return intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
797 &dtd
->part1
, sizeof(dtd
->part1
)) &&
798 intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
799 &dtd
->part2
, sizeof(dtd
->part2
));
802 static bool intel_sdvo_set_clock_rate_mult(struct intel_sdvo
*intel_sdvo
, u8 val
)
804 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
807 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
808 const struct drm_display_mode
*mode
)
810 uint16_t width
, height
;
811 uint16_t h_blank_len
, h_sync_len
, v_blank_len
, v_sync_len
;
812 uint16_t h_sync_offset
, v_sync_offset
;
815 memset(dtd
, 0, sizeof(*dtd
));
817 width
= mode
->hdisplay
;
818 height
= mode
->vdisplay
;
820 /* do some mode translations */
821 h_blank_len
= mode
->htotal
- mode
->hdisplay
;
822 h_sync_len
= mode
->hsync_end
- mode
->hsync_start
;
824 v_blank_len
= mode
->vtotal
- mode
->vdisplay
;
825 v_sync_len
= mode
->vsync_end
- mode
->vsync_start
;
827 h_sync_offset
= mode
->hsync_start
- mode
->hdisplay
;
828 v_sync_offset
= mode
->vsync_start
- mode
->vdisplay
;
830 mode_clock
= mode
->clock
;
832 dtd
->part1
.clock
= mode_clock
;
834 dtd
->part1
.h_active
= width
& 0xff;
835 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
836 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
837 ((h_blank_len
>> 8) & 0xf);
838 dtd
->part1
.v_active
= height
& 0xff;
839 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
840 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
841 ((v_blank_len
>> 8) & 0xf);
843 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
844 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
845 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
847 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
848 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
849 ((v_sync_len
& 0x30) >> 4);
851 dtd
->part2
.dtd_flags
= 0x18;
852 if (mode
->flags
& DRM_MODE_FLAG_INTERLACE
)
853 dtd
->part2
.dtd_flags
|= DTD_FLAG_INTERLACE
;
854 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
855 dtd
->part2
.dtd_flags
|= DTD_FLAG_HSYNC_POSITIVE
;
856 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
857 dtd
->part2
.dtd_flags
|= DTD_FLAG_VSYNC_POSITIVE
;
859 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
862 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
*pmode
,
863 const struct intel_sdvo_dtd
*dtd
)
865 struct drm_display_mode mode
= {};
867 mode
.hdisplay
= dtd
->part1
.h_active
;
868 mode
.hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
869 mode
.hsync_start
= mode
.hdisplay
+ dtd
->part2
.h_sync_off
;
870 mode
.hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
871 mode
.hsync_end
= mode
.hsync_start
+ dtd
->part2
.h_sync_width
;
872 mode
.hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
873 mode
.htotal
= mode
.hdisplay
+ dtd
->part1
.h_blank
;
874 mode
.htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
876 mode
.vdisplay
= dtd
->part1
.v_active
;
877 mode
.vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
878 mode
.vsync_start
= mode
.vdisplay
;
879 mode
.vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
880 mode
.vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
881 mode
.vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
882 mode
.vsync_end
= mode
.vsync_start
+
883 (dtd
->part2
.v_sync_off_width
& 0xf);
884 mode
.vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
885 mode
.vtotal
= mode
.vdisplay
+ dtd
->part1
.v_blank
;
886 mode
.vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
888 mode
.clock
= dtd
->part1
.clock
* 10;
890 if (dtd
->part2
.dtd_flags
& DTD_FLAG_INTERLACE
)
891 mode
.flags
|= DRM_MODE_FLAG_INTERLACE
;
892 if (dtd
->part2
.dtd_flags
& DTD_FLAG_HSYNC_POSITIVE
)
893 mode
.flags
|= DRM_MODE_FLAG_PHSYNC
;
895 mode
.flags
|= DRM_MODE_FLAG_NHSYNC
;
896 if (dtd
->part2
.dtd_flags
& DTD_FLAG_VSYNC_POSITIVE
)
897 mode
.flags
|= DRM_MODE_FLAG_PVSYNC
;
899 mode
.flags
|= DRM_MODE_FLAG_NVSYNC
;
901 drm_mode_set_crtcinfo(&mode
, 0);
903 drm_mode_copy(pmode
, &mode
);
906 static bool intel_sdvo_check_supp_encode(struct intel_sdvo
*intel_sdvo
)
908 struct intel_sdvo_encode encode
;
910 BUILD_BUG_ON(sizeof(encode
) != 2);
911 return intel_sdvo_get_value(intel_sdvo
,
912 SDVO_CMD_GET_SUPP_ENCODE
,
913 &encode
, sizeof(encode
));
916 static bool intel_sdvo_set_encode(struct intel_sdvo
*intel_sdvo
,
919 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
922 static bool intel_sdvo_set_colorimetry(struct intel_sdvo
*intel_sdvo
,
925 return intel_sdvo_set_value(intel_sdvo
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
929 static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo
*intel_sdvo
)
932 uint8_t set_buf_index
[2];
938 intel_sdvo_get_value(encoder
, SDVO_CMD_GET_HBUF_AV_SPLIT
, &av_split
, 1);
940 for (i
= 0; i
<= av_split
; i
++) {
941 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
942 intel_sdvo_write_cmd(encoder
, SDVO_CMD_SET_HBUF_INDEX
,
944 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
945 intel_sdvo_read_response(encoder
, &buf_size
, 1);
948 for (j
= 0; j
<= buf_size
; j
+= 8) {
949 intel_sdvo_write_cmd(encoder
, SDVO_CMD_GET_HBUF_DATA
,
951 intel_sdvo_read_response(encoder
, pos
, 8);
958 static bool intel_sdvo_write_infoframe(struct intel_sdvo
*intel_sdvo
,
959 unsigned if_index
, uint8_t tx_rate
,
960 const uint8_t *data
, unsigned length
)
962 uint8_t set_buf_index
[2] = { if_index
, 0 };
963 uint8_t hbuf_size
, tmp
[8];
966 if (!intel_sdvo_set_value(intel_sdvo
,
967 SDVO_CMD_SET_HBUF_INDEX
,
971 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HBUF_INFO
,
975 /* Buffer size is 0 based, hooray! */
978 DRM_DEBUG_KMS("writing sdvo hbuf: %i, hbuf_size %i, hbuf_size: %i\n",
979 if_index
, length
, hbuf_size
);
981 for (i
= 0; i
< hbuf_size
; i
+= 8) {
984 memcpy(tmp
, data
+ i
, min_t(unsigned, 8, length
- i
));
986 if (!intel_sdvo_set_value(intel_sdvo
,
987 SDVO_CMD_SET_HBUF_DATA
,
992 return intel_sdvo_set_value(intel_sdvo
,
993 SDVO_CMD_SET_HBUF_TXRATE
,
997 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo
*intel_sdvo
,
998 const struct intel_crtc_state
*pipe_config
)
1000 uint8_t sdvo_data
[HDMI_INFOFRAME_SIZE(AVI
)];
1001 union hdmi_infoframe frame
;
1005 ret
= drm_hdmi_avi_infoframe_from_display_mode(&frame
.avi
,
1006 &pipe_config
->base
.adjusted_mode
,
1009 DRM_ERROR("couldn't fill AVI infoframe\n");
1013 if (intel_sdvo
->rgb_quant_range_selectable
) {
1014 if (pipe_config
->limited_color_range
)
1015 frame
.avi
.quantization_range
=
1016 HDMI_QUANTIZATION_RANGE_LIMITED
;
1018 frame
.avi
.quantization_range
=
1019 HDMI_QUANTIZATION_RANGE_FULL
;
1022 len
= hdmi_infoframe_pack(&frame
, sdvo_data
, sizeof(sdvo_data
));
1026 return intel_sdvo_write_infoframe(intel_sdvo
, SDVO_HBUF_INDEX_AVI_IF
,
1028 sdvo_data
, sizeof(sdvo_data
));
1031 static bool intel_sdvo_set_tv_format(struct intel_sdvo
*intel_sdvo
,
1032 const struct drm_connector_state
*conn_state
)
1034 struct intel_sdvo_tv_format format
;
1035 uint32_t format_map
;
1037 format_map
= 1 << conn_state
->tv
.mode
;
1038 memset(&format
, 0, sizeof(format
));
1039 memcpy(&format
, &format_map
, min(sizeof(format
), sizeof(format_map
)));
1041 BUILD_BUG_ON(sizeof(format
) != 6);
1042 return intel_sdvo_set_value(intel_sdvo
,
1043 SDVO_CMD_SET_TV_FORMAT
,
1044 &format
, sizeof(format
));
1048 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo
*intel_sdvo
,
1049 const struct drm_display_mode
*mode
)
1051 struct intel_sdvo_dtd output_dtd
;
1053 if (!intel_sdvo_set_target_output(intel_sdvo
,
1054 intel_sdvo
->attached_output
))
1057 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
1058 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
1065 * Asks the sdvo controller for the preferred input mode given the output mode.
1066 * Unfortunately we have to set up the full output mode to do that.
1069 intel_sdvo_get_preferred_input_mode(struct intel_sdvo
*intel_sdvo
,
1070 const struct drm_display_mode
*mode
,
1071 struct drm_display_mode
*adjusted_mode
)
1073 struct intel_sdvo_dtd input_dtd
;
1075 /* Reset the input timing to the screen. Assume always input 0. */
1076 if (!intel_sdvo_set_target_input(intel_sdvo
))
1079 if (!intel_sdvo_create_preferred_input_timing(intel_sdvo
,
1085 if (!intel_sdvo_get_preferred_input_timing(intel_sdvo
,
1089 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &input_dtd
);
1090 intel_sdvo
->dtd_sdvo_flags
= input_dtd
.part2
.sdvo_flags
;
1095 static void i9xx_adjust_sdvo_tv_clock(struct intel_crtc_state
*pipe_config
)
1097 unsigned dotclock
= pipe_config
->port_clock
;
1098 struct dpll
*clock
= &pipe_config
->dpll
;
1101 * SDVO TV has fixed PLL values depend on its clock range,
1102 * this mirrors vbios setting.
1104 if (dotclock
>= 100000 && dotclock
< 140500) {
1110 } else if (dotclock
>= 140500 && dotclock
<= 200000) {
1117 WARN(1, "SDVO TV clock out of range: %i\n", dotclock
);
1120 pipe_config
->clock_set
= true;
1123 static bool intel_sdvo_compute_config(struct intel_encoder
*encoder
,
1124 struct intel_crtc_state
*pipe_config
,
1125 struct drm_connector_state
*conn_state
)
1127 struct intel_sdvo
*intel_sdvo
= to_sdvo(encoder
);
1128 struct intel_sdvo_connector_state
*intel_sdvo_state
=
1129 to_intel_sdvo_connector_state(conn_state
);
1130 struct drm_display_mode
*adjusted_mode
= &pipe_config
->base
.adjusted_mode
;
1131 struct drm_display_mode
*mode
= &pipe_config
->base
.mode
;
1133 DRM_DEBUG_KMS("forcing bpc to 8 for SDVO\n");
1134 pipe_config
->pipe_bpp
= 8*3;
1136 if (HAS_PCH_SPLIT(to_i915(encoder
->base
.dev
)))
1137 pipe_config
->has_pch_encoder
= true;
1140 * We need to construct preferred input timings based on our
1141 * output timings. To do that, we have to set the output
1142 * timings, even though this isn't really the right place in
1143 * the sequence to do it. Oh well.
1145 if (intel_sdvo
->is_tv
) {
1146 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
, mode
))
1149 (void) intel_sdvo_get_preferred_input_mode(intel_sdvo
,
1152 pipe_config
->sdvo_tv_clock
= true;
1153 } else if (intel_sdvo
->is_lvds
) {
1154 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo
,
1155 intel_sdvo
->sdvo_lvds_fixed_mode
))
1158 (void) intel_sdvo_get_preferred_input_mode(intel_sdvo
,
1163 if (adjusted_mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1167 * Make the CRTC code factor in the SDVO pixel multiplier. The
1168 * SDVO device will factor out the multiplier during mode_set.
1170 pipe_config
->pixel_multiplier
=
1171 intel_sdvo_get_pixel_multiplier(adjusted_mode
);
1173 if (intel_sdvo_state
->base
.force_audio
!= HDMI_AUDIO_OFF_DVI
)
1174 pipe_config
->has_hdmi_sink
= intel_sdvo
->has_hdmi_monitor
;
1176 if (intel_sdvo_state
->base
.force_audio
== HDMI_AUDIO_ON
||
1177 (intel_sdvo_state
->base
.force_audio
== HDMI_AUDIO_AUTO
&& intel_sdvo
->has_hdmi_audio
))
1178 pipe_config
->has_audio
= true;
1180 if (intel_sdvo_state
->base
.broadcast_rgb
== INTEL_BROADCAST_RGB_AUTO
) {
1182 * See CEA-861-E - 5.1 Default Encoding Parameters
1184 * FIXME: This bit is only valid when using TMDS encoding and 8
1185 * bit per color mode.
1187 if (pipe_config
->has_hdmi_sink
&&
1188 drm_match_cea_mode(adjusted_mode
) > 1)
1189 pipe_config
->limited_color_range
= true;
1191 if (pipe_config
->has_hdmi_sink
&&
1192 intel_sdvo_state
->base
.broadcast_rgb
== INTEL_BROADCAST_RGB_LIMITED
)
1193 pipe_config
->limited_color_range
= true;
1196 /* Clock computation needs to happen after pixel multiplier. */
1197 if (intel_sdvo
->is_tv
)
1198 i9xx_adjust_sdvo_tv_clock(pipe_config
);
1200 /* Set user selected PAR to incoming mode's member */
1201 if (intel_sdvo
->is_hdmi
)
1202 adjusted_mode
->picture_aspect_ratio
= conn_state
->picture_aspect_ratio
;
1207 #define UPDATE_PROPERTY(input, NAME) \
1210 intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_##NAME, &val, sizeof(val)); \
1213 static void intel_sdvo_update_props(struct intel_sdvo
*intel_sdvo
,
1214 const struct intel_sdvo_connector_state
*sdvo_state
)
1216 const struct drm_connector_state
*conn_state
= &sdvo_state
->base
.base
;
1217 struct intel_sdvo_connector
*intel_sdvo_conn
=
1218 to_intel_sdvo_connector(conn_state
->connector
);
1221 if (intel_sdvo_conn
->left
)
1222 UPDATE_PROPERTY(sdvo_state
->tv
.overscan_h
, OVERSCAN_H
);
1224 if (intel_sdvo_conn
->top
)
1225 UPDATE_PROPERTY(sdvo_state
->tv
.overscan_v
, OVERSCAN_V
);
1227 if (intel_sdvo_conn
->hpos
)
1228 UPDATE_PROPERTY(sdvo_state
->tv
.hpos
, HPOS
);
1230 if (intel_sdvo_conn
->vpos
)
1231 UPDATE_PROPERTY(sdvo_state
->tv
.vpos
, VPOS
);
1233 if (intel_sdvo_conn
->saturation
)
1234 UPDATE_PROPERTY(conn_state
->tv
.saturation
, SATURATION
);
1236 if (intel_sdvo_conn
->contrast
)
1237 UPDATE_PROPERTY(conn_state
->tv
.contrast
, CONTRAST
);
1239 if (intel_sdvo_conn
->hue
)
1240 UPDATE_PROPERTY(conn_state
->tv
.hue
, HUE
);
1242 if (intel_sdvo_conn
->brightness
)
1243 UPDATE_PROPERTY(conn_state
->tv
.brightness
, BRIGHTNESS
);
1245 if (intel_sdvo_conn
->sharpness
)
1246 UPDATE_PROPERTY(sdvo_state
->tv
.sharpness
, SHARPNESS
);
1248 if (intel_sdvo_conn
->flicker_filter
)
1249 UPDATE_PROPERTY(sdvo_state
->tv
.flicker_filter
, FLICKER_FILTER
);
1251 if (intel_sdvo_conn
->flicker_filter_2d
)
1252 UPDATE_PROPERTY(sdvo_state
->tv
.flicker_filter_2d
, FLICKER_FILTER_2D
);
1254 if (intel_sdvo_conn
->flicker_filter_adaptive
)
1255 UPDATE_PROPERTY(sdvo_state
->tv
.flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
1257 if (intel_sdvo_conn
->tv_chroma_filter
)
1258 UPDATE_PROPERTY(sdvo_state
->tv
.chroma_filter
, TV_CHROMA_FILTER
);
1260 if (intel_sdvo_conn
->tv_luma_filter
)
1261 UPDATE_PROPERTY(sdvo_state
->tv
.luma_filter
, TV_LUMA_FILTER
);
1263 if (intel_sdvo_conn
->dot_crawl
)
1264 UPDATE_PROPERTY(sdvo_state
->tv
.dot_crawl
, DOT_CRAWL
);
1266 #undef UPDATE_PROPERTY
1269 static void intel_sdvo_pre_enable(struct intel_encoder
*intel_encoder
,
1270 const struct intel_crtc_state
*crtc_state
,
1271 const struct drm_connector_state
*conn_state
)
1273 struct drm_i915_private
*dev_priv
= to_i915(intel_encoder
->base
.dev
);
1274 struct intel_crtc
*crtc
= to_intel_crtc(crtc_state
->base
.crtc
);
1275 const struct drm_display_mode
*adjusted_mode
= &crtc_state
->base
.adjusted_mode
;
1276 const struct intel_sdvo_connector_state
*sdvo_state
=
1277 to_intel_sdvo_connector_state(conn_state
);
1278 const struct drm_display_mode
*mode
= &crtc_state
->base
.mode
;
1279 struct intel_sdvo
*intel_sdvo
= to_sdvo(intel_encoder
);
1281 struct intel_sdvo_in_out_map in_out
;
1282 struct intel_sdvo_dtd input_dtd
, output_dtd
;
1285 intel_sdvo_update_props(intel_sdvo
, sdvo_state
);
1288 * First, set the input mapping for the first input to our controlled
1289 * output. This is only correct if we're a single-input device, in
1290 * which case the first input is the output from the appropriate SDVO
1291 * channel on the motherboard. In a two-input device, the first input
1292 * will be SDVOB and the second SDVOC.
1294 in_out
.in0
= intel_sdvo
->attached_output
;
1297 intel_sdvo_set_value(intel_sdvo
,
1298 SDVO_CMD_SET_IN_OUT_MAP
,
1299 &in_out
, sizeof(in_out
));
1301 /* Set the output timings to the screen */
1302 if (!intel_sdvo_set_target_output(intel_sdvo
,
1303 intel_sdvo
->attached_output
))
1306 /* lvds has a special fixed output timing. */
1307 if (intel_sdvo
->is_lvds
)
1308 intel_sdvo_get_dtd_from_mode(&output_dtd
,
1309 intel_sdvo
->sdvo_lvds_fixed_mode
);
1311 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
1312 if (!intel_sdvo_set_output_timing(intel_sdvo
, &output_dtd
))
1313 DRM_INFO("Setting output timings on %s failed\n",
1314 SDVO_NAME(intel_sdvo
));
1316 /* Set the input timing to the screen. Assume always input 0. */
1317 if (!intel_sdvo_set_target_input(intel_sdvo
))
1320 if (crtc_state
->has_hdmi_sink
) {
1321 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_HDMI
);
1322 intel_sdvo_set_colorimetry(intel_sdvo
,
1323 SDVO_COLORIMETRY_RGB256
);
1324 intel_sdvo_set_avi_infoframe(intel_sdvo
, crtc_state
);
1326 intel_sdvo_set_encode(intel_sdvo
, SDVO_ENCODE_DVI
);
1328 if (intel_sdvo
->is_tv
&&
1329 !intel_sdvo_set_tv_format(intel_sdvo
, conn_state
))
1332 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1334 if (intel_sdvo
->is_tv
|| intel_sdvo
->is_lvds
)
1335 input_dtd
.part2
.sdvo_flags
= intel_sdvo
->dtd_sdvo_flags
;
1336 if (!intel_sdvo_set_input_timing(intel_sdvo
, &input_dtd
))
1337 DRM_INFO("Setting input timings on %s failed\n",
1338 SDVO_NAME(intel_sdvo
));
1340 switch (crtc_state
->pixel_multiplier
) {
1342 WARN(1, "unknown pixel multiplier specified\n");
1343 case 1: rate
= SDVO_CLOCK_RATE_MULT_1X
; break;
1344 case 2: rate
= SDVO_CLOCK_RATE_MULT_2X
; break;
1345 case 4: rate
= SDVO_CLOCK_RATE_MULT_4X
; break;
1347 if (!intel_sdvo_set_clock_rate_mult(intel_sdvo
, rate
))
1350 /* Set the SDVO control regs. */
1351 if (INTEL_GEN(dev_priv
) >= 4) {
1352 /* The real mode polarity is set by the SDVO commands, using
1353 * struct intel_sdvo_dtd. */
1354 sdvox
= SDVO_VSYNC_ACTIVE_HIGH
| SDVO_HSYNC_ACTIVE_HIGH
;
1355 if (!HAS_PCH_SPLIT(dev_priv
) && crtc_state
->limited_color_range
)
1356 sdvox
|= HDMI_COLOR_RANGE_16_235
;
1357 if (INTEL_GEN(dev_priv
) < 5)
1358 sdvox
|= SDVO_BORDER_ENABLE
;
1360 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1361 if (intel_sdvo
->port
== PORT_B
)
1362 sdvox
&= SDVOB_PRESERVE_MASK
;
1364 sdvox
&= SDVOC_PRESERVE_MASK
;
1365 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1368 if (HAS_PCH_CPT(dev_priv
))
1369 sdvox
|= SDVO_PIPE_SEL_CPT(crtc
->pipe
);
1371 sdvox
|= SDVO_PIPE_SEL(crtc
->pipe
);
1373 if (crtc_state
->has_audio
) {
1374 WARN_ON_ONCE(INTEL_GEN(dev_priv
) < 4);
1375 sdvox
|= SDVO_AUDIO_ENABLE
;
1378 if (INTEL_GEN(dev_priv
) >= 4) {
1379 /* done in crtc_mode_set as the dpll_md reg must be written early */
1380 } else if (IS_I945G(dev_priv
) || IS_I945GM(dev_priv
) ||
1381 IS_G33(dev_priv
) || IS_PINEVIEW(dev_priv
)) {
1382 /* done in crtc_mode_set as it lives inside the dpll register */
1384 sdvox
|= (crtc_state
->pixel_multiplier
- 1)
1385 << SDVO_PORT_MULTIPLY_SHIFT
;
1388 if (input_dtd
.part2
.sdvo_flags
& SDVO_NEED_TO_STALL
&&
1389 INTEL_GEN(dev_priv
) < 5)
1390 sdvox
|= SDVO_STALL_SELECT
;
1391 intel_sdvo_write_sdvox(intel_sdvo
, sdvox
);
1394 static bool intel_sdvo_connector_get_hw_state(struct intel_connector
*connector
)
1396 struct intel_sdvo_connector
*intel_sdvo_connector
=
1397 to_intel_sdvo_connector(&connector
->base
);
1398 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(&connector
->base
);
1399 u16 active_outputs
= 0;
1401 intel_sdvo_get_active_outputs(intel_sdvo
, &active_outputs
);
1403 if (active_outputs
& intel_sdvo_connector
->output_flag
)
1409 bool intel_sdvo_port_enabled(struct drm_i915_private
*dev_priv
,
1410 i915_reg_t sdvo_reg
, enum pipe
*pipe
)
1414 val
= I915_READ(sdvo_reg
);
1416 /* asserts want to know the pipe even if the port is disabled */
1417 if (HAS_PCH_CPT(dev_priv
))
1418 *pipe
= (val
& SDVO_PIPE_SEL_MASK_CPT
) >> SDVO_PIPE_SEL_SHIFT_CPT
;
1419 else if (IS_CHERRYVIEW(dev_priv
))
1420 *pipe
= (val
& SDVO_PIPE_SEL_MASK_CHV
) >> SDVO_PIPE_SEL_SHIFT_CHV
;
1422 *pipe
= (val
& SDVO_PIPE_SEL_MASK
) >> SDVO_PIPE_SEL_SHIFT
;
1424 return val
& SDVO_ENABLE
;
1427 static bool intel_sdvo_get_hw_state(struct intel_encoder
*encoder
,
1430 struct drm_i915_private
*dev_priv
= to_i915(encoder
->base
.dev
);
1431 struct intel_sdvo
*intel_sdvo
= to_sdvo(encoder
);
1432 u16 active_outputs
= 0;
1435 intel_sdvo_get_active_outputs(intel_sdvo
, &active_outputs
);
1437 ret
= intel_sdvo_port_enabled(dev_priv
, intel_sdvo
->sdvo_reg
, pipe
);
1439 return ret
|| active_outputs
;
1442 static void intel_sdvo_get_config(struct intel_encoder
*encoder
,
1443 struct intel_crtc_state
*pipe_config
)
1445 struct drm_device
*dev
= encoder
->base
.dev
;
1446 struct drm_i915_private
*dev_priv
= to_i915(dev
);
1447 struct intel_sdvo
*intel_sdvo
= to_sdvo(encoder
);
1448 struct intel_sdvo_dtd dtd
;
1449 int encoder_pixel_multiplier
= 0;
1451 u32 flags
= 0, sdvox
;
1455 pipe_config
->output_types
|= BIT(INTEL_OUTPUT_SDVO
);
1457 sdvox
= I915_READ(intel_sdvo
->sdvo_reg
);
1459 ret
= intel_sdvo_get_input_timing(intel_sdvo
, &dtd
);
1462 * Some sdvo encoders are not spec compliant and don't
1463 * implement the mandatory get_timings function.
1465 DRM_DEBUG_DRIVER("failed to retrieve SDVO DTD\n");
1466 pipe_config
->quirks
|= PIPE_CONFIG_QUIRK_MODE_SYNC_FLAGS
;
1468 if (dtd
.part2
.dtd_flags
& DTD_FLAG_HSYNC_POSITIVE
)
1469 flags
|= DRM_MODE_FLAG_PHSYNC
;
1471 flags
|= DRM_MODE_FLAG_NHSYNC
;
1473 if (dtd
.part2
.dtd_flags
& DTD_FLAG_VSYNC_POSITIVE
)
1474 flags
|= DRM_MODE_FLAG_PVSYNC
;
1476 flags
|= DRM_MODE_FLAG_NVSYNC
;
1479 pipe_config
->base
.adjusted_mode
.flags
|= flags
;
1482 * pixel multiplier readout is tricky: Only on i915g/gm it is stored in
1483 * the sdvo port register, on all other platforms it is part of the dpll
1484 * state. Since the general pipe state readout happens before the
1485 * encoder->get_config we so already have a valid pixel multplier on all
1488 if (IS_I915G(dev_priv
) || IS_I915GM(dev_priv
)) {
1489 pipe_config
->pixel_multiplier
=
1490 ((sdvox
& SDVO_PORT_MULTIPLY_MASK
)
1491 >> SDVO_PORT_MULTIPLY_SHIFT
) + 1;
1494 dotclock
= pipe_config
->port_clock
;
1496 if (pipe_config
->pixel_multiplier
)
1497 dotclock
/= pipe_config
->pixel_multiplier
;
1499 pipe_config
->base
.adjusted_mode
.crtc_clock
= dotclock
;
1501 /* Cross check the port pixel multiplier with the sdvo encoder state. */
1502 if (intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_CLOCK_RATE_MULT
,
1505 case SDVO_CLOCK_RATE_MULT_1X
:
1506 encoder_pixel_multiplier
= 1;
1508 case SDVO_CLOCK_RATE_MULT_2X
:
1509 encoder_pixel_multiplier
= 2;
1511 case SDVO_CLOCK_RATE_MULT_4X
:
1512 encoder_pixel_multiplier
= 4;
1517 if (sdvox
& HDMI_COLOR_RANGE_16_235
)
1518 pipe_config
->limited_color_range
= true;
1520 if (sdvox
& SDVO_AUDIO_ENABLE
)
1521 pipe_config
->has_audio
= true;
1523 if (intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_ENCODE
,
1525 if (val
== SDVO_ENCODE_HDMI
)
1526 pipe_config
->has_hdmi_sink
= true;
1529 WARN(encoder_pixel_multiplier
!= pipe_config
->pixel_multiplier
,
1530 "SDVO pixel multiplier mismatch, port: %i, encoder: %i\n",
1531 pipe_config
->pixel_multiplier
, encoder_pixel_multiplier
);
1534 static void intel_disable_sdvo(struct intel_encoder
*encoder
,
1535 const struct intel_crtc_state
*old_crtc_state
,
1536 const struct drm_connector_state
*conn_state
)
1538 struct drm_i915_private
*dev_priv
= to_i915(encoder
->base
.dev
);
1539 struct intel_sdvo
*intel_sdvo
= to_sdvo(encoder
);
1540 struct intel_crtc
*crtc
= to_intel_crtc(old_crtc_state
->base
.crtc
);
1543 intel_sdvo_set_active_outputs(intel_sdvo
, 0);
1545 intel_sdvo_set_encoder_power_state(intel_sdvo
,
1548 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1550 temp
&= ~SDVO_ENABLE
;
1551 intel_sdvo_write_sdvox(intel_sdvo
, temp
);
1554 * HW workaround for IBX, we need to move the port
1555 * to transcoder A after disabling it to allow the
1556 * matching DP port to be enabled on transcoder A.
1558 if (HAS_PCH_IBX(dev_priv
) && crtc
->pipe
== PIPE_B
) {
1560 * We get CPU/PCH FIFO underruns on the other pipe when
1561 * doing the workaround. Sweep them under the rug.
1563 intel_set_cpu_fifo_underrun_reporting(dev_priv
, PIPE_A
, false);
1564 intel_set_pch_fifo_underrun_reporting(dev_priv
, PIPE_A
, false);
1566 temp
&= ~SDVO_PIPE_SEL_MASK
;
1567 temp
|= SDVO_ENABLE
| SDVO_PIPE_SEL(PIPE_A
);
1568 intel_sdvo_write_sdvox(intel_sdvo
, temp
);
1570 temp
&= ~SDVO_ENABLE
;
1571 intel_sdvo_write_sdvox(intel_sdvo
, temp
);
1573 intel_wait_for_vblank_if_active(dev_priv
, PIPE_A
);
1574 intel_set_cpu_fifo_underrun_reporting(dev_priv
, PIPE_A
, true);
1575 intel_set_pch_fifo_underrun_reporting(dev_priv
, PIPE_A
, true);
1579 static void pch_disable_sdvo(struct intel_encoder
*encoder
,
1580 const struct intel_crtc_state
*old_crtc_state
,
1581 const struct drm_connector_state
*old_conn_state
)
1585 static void pch_post_disable_sdvo(struct intel_encoder
*encoder
,
1586 const struct intel_crtc_state
*old_crtc_state
,
1587 const struct drm_connector_state
*old_conn_state
)
1589 intel_disable_sdvo(encoder
, old_crtc_state
, old_conn_state
);
1592 static void intel_enable_sdvo(struct intel_encoder
*encoder
,
1593 const struct intel_crtc_state
*pipe_config
,
1594 const struct drm_connector_state
*conn_state
)
1596 struct drm_device
*dev
= encoder
->base
.dev
;
1597 struct drm_i915_private
*dev_priv
= to_i915(dev
);
1598 struct intel_sdvo
*intel_sdvo
= to_sdvo(encoder
);
1599 struct intel_crtc
*intel_crtc
= to_intel_crtc(pipe_config
->base
.crtc
);
1601 bool input1
, input2
;
1605 temp
= I915_READ(intel_sdvo
->sdvo_reg
);
1606 temp
|= SDVO_ENABLE
;
1607 intel_sdvo_write_sdvox(intel_sdvo
, temp
);
1609 for (i
= 0; i
< 2; i
++)
1610 intel_wait_for_vblank(dev_priv
, intel_crtc
->pipe
);
1612 success
= intel_sdvo_get_trained_inputs(intel_sdvo
, &input1
, &input2
);
1614 * Warn if the device reported failure to sync.
1616 * A lot of SDVO devices fail to notify of sync, but it's
1617 * a given it the status is a success, we succeeded.
1619 if (success
&& !input1
) {
1620 DRM_DEBUG_KMS("First %s output reported failure to "
1621 "sync\n", SDVO_NAME(intel_sdvo
));
1625 intel_sdvo_set_encoder_power_state(intel_sdvo
,
1627 intel_sdvo_set_active_outputs(intel_sdvo
, intel_sdvo
->attached_output
);
1630 static enum drm_mode_status
1631 intel_sdvo_mode_valid(struct drm_connector
*connector
,
1632 struct drm_display_mode
*mode
)
1634 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1635 int max_dotclk
= to_i915(connector
->dev
)->max_dotclk_freq
;
1637 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1638 return MODE_NO_DBLESCAN
;
1640 if (intel_sdvo
->pixel_clock_min
> mode
->clock
)
1641 return MODE_CLOCK_LOW
;
1643 if (intel_sdvo
->pixel_clock_max
< mode
->clock
)
1644 return MODE_CLOCK_HIGH
;
1646 if (mode
->clock
> max_dotclk
)
1647 return MODE_CLOCK_HIGH
;
1649 if (intel_sdvo
->is_lvds
) {
1650 if (mode
->hdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->hdisplay
)
1653 if (mode
->vdisplay
> intel_sdvo
->sdvo_lvds_fixed_mode
->vdisplay
)
1660 static bool intel_sdvo_get_capabilities(struct intel_sdvo
*intel_sdvo
, struct intel_sdvo_caps
*caps
)
1662 BUILD_BUG_ON(sizeof(*caps
) != 8);
1663 if (!intel_sdvo_get_value(intel_sdvo
,
1664 SDVO_CMD_GET_DEVICE_CAPS
,
1665 caps
, sizeof(*caps
)))
1668 DRM_DEBUG_KMS("SDVO capabilities:\n"
1671 " device_rev_id: %d\n"
1672 " sdvo_version_major: %d\n"
1673 " sdvo_version_minor: %d\n"
1674 " sdvo_inputs_mask: %d\n"
1675 " smooth_scaling: %d\n"
1676 " sharp_scaling: %d\n"
1678 " down_scaling: %d\n"
1679 " stall_support: %d\n"
1680 " output_flags: %d\n",
1683 caps
->device_rev_id
,
1684 caps
->sdvo_version_major
,
1685 caps
->sdvo_version_minor
,
1686 caps
->sdvo_inputs_mask
,
1687 caps
->smooth_scaling
,
1688 caps
->sharp_scaling
,
1691 caps
->stall_support
,
1692 caps
->output_flags
);
1697 static uint16_t intel_sdvo_get_hotplug_support(struct intel_sdvo
*intel_sdvo
)
1699 struct drm_i915_private
*dev_priv
= to_i915(intel_sdvo
->base
.base
.dev
);
1702 if (!I915_HAS_HOTPLUG(dev_priv
))
1706 * HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise
1709 if (IS_I945G(dev_priv
) || IS_I945GM(dev_priv
))
1712 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
,
1713 &hotplug
, sizeof(hotplug
)))
1719 static void intel_sdvo_enable_hotplug(struct intel_encoder
*encoder
)
1721 struct intel_sdvo
*intel_sdvo
= to_sdvo(encoder
);
1723 intel_sdvo_write_cmd(intel_sdvo
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
,
1724 &intel_sdvo
->hotplug_active
, 2);
1727 static bool intel_sdvo_hotplug(struct intel_encoder
*encoder
,
1728 struct intel_connector
*connector
)
1730 intel_sdvo_enable_hotplug(encoder
);
1732 return intel_encoder_hotplug(encoder
, connector
);
1736 intel_sdvo_multifunc_encoder(struct intel_sdvo
*intel_sdvo
)
1738 /* Is there more than one type of output? */
1739 return hweight16(intel_sdvo
->caps
.output_flags
) > 1;
1742 static struct edid
*
1743 intel_sdvo_get_edid(struct drm_connector
*connector
)
1745 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
1746 return drm_get_edid(connector
, &sdvo
->ddc
);
1749 /* Mac mini hack -- use the same DDC as the analog connector */
1750 static struct edid
*
1751 intel_sdvo_get_analog_edid(struct drm_connector
*connector
)
1753 struct drm_i915_private
*dev_priv
= to_i915(connector
->dev
);
1755 return drm_get_edid(connector
,
1756 intel_gmbus_get_adapter(dev_priv
,
1757 dev_priv
->vbt
.crt_ddc_pin
));
1760 static enum drm_connector_status
1761 intel_sdvo_tmds_sink_detect(struct drm_connector
*connector
)
1763 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1764 enum drm_connector_status status
;
1767 edid
= intel_sdvo_get_edid(connector
);
1769 if (edid
== NULL
&& intel_sdvo_multifunc_encoder(intel_sdvo
)) {
1770 u8 ddc
, saved_ddc
= intel_sdvo
->ddc_bus
;
1773 * Don't use the 1 as the argument of DDC bus switch to get
1774 * the EDID. It is used for SDVO SPD ROM.
1776 for (ddc
= intel_sdvo
->ddc_bus
>> 1; ddc
> 1; ddc
>>= 1) {
1777 intel_sdvo
->ddc_bus
= ddc
;
1778 edid
= intel_sdvo_get_edid(connector
);
1783 * If we found the EDID on the other bus,
1784 * assume that is the correct DDC bus.
1787 intel_sdvo
->ddc_bus
= saved_ddc
;
1791 * When there is no edid and no monitor is connected with VGA
1792 * port, try to use the CRT ddc to read the EDID for DVI-connector.
1795 edid
= intel_sdvo_get_analog_edid(connector
);
1797 status
= connector_status_unknown
;
1799 /* DDC bus is shared, match EDID to connector type */
1800 if (edid
->input
& DRM_EDID_INPUT_DIGITAL
) {
1801 status
= connector_status_connected
;
1802 if (intel_sdvo
->is_hdmi
) {
1803 intel_sdvo
->has_hdmi_monitor
= drm_detect_hdmi_monitor(edid
);
1804 intel_sdvo
->has_hdmi_audio
= drm_detect_monitor_audio(edid
);
1805 intel_sdvo
->rgb_quant_range_selectable
=
1806 drm_rgb_quant_range_selectable(edid
);
1809 status
= connector_status_disconnected
;
1817 intel_sdvo_connector_matches_edid(struct intel_sdvo_connector
*sdvo
,
1820 bool monitor_is_digital
= !!(edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1821 bool connector_is_digital
= !!IS_DIGITAL(sdvo
);
1823 DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n",
1824 connector_is_digital
, monitor_is_digital
);
1825 return connector_is_digital
== monitor_is_digital
;
1828 static enum drm_connector_status
1829 intel_sdvo_detect(struct drm_connector
*connector
, bool force
)
1832 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1833 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
1834 enum drm_connector_status ret
;
1836 DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
1837 connector
->base
.id
, connector
->name
);
1839 if (!intel_sdvo_get_value(intel_sdvo
,
1840 SDVO_CMD_GET_ATTACHED_DISPLAYS
,
1842 return connector_status_unknown
;
1844 DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
1845 response
& 0xff, response
>> 8,
1846 intel_sdvo_connector
->output_flag
);
1849 return connector_status_disconnected
;
1851 intel_sdvo
->attached_output
= response
;
1853 intel_sdvo
->has_hdmi_monitor
= false;
1854 intel_sdvo
->has_hdmi_audio
= false;
1855 intel_sdvo
->rgb_quant_range_selectable
= false;
1857 if ((intel_sdvo_connector
->output_flag
& response
) == 0)
1858 ret
= connector_status_disconnected
;
1859 else if (IS_TMDS(intel_sdvo_connector
))
1860 ret
= intel_sdvo_tmds_sink_detect(connector
);
1864 /* if we have an edid check it matches the connection */
1865 edid
= intel_sdvo_get_edid(connector
);
1867 edid
= intel_sdvo_get_analog_edid(connector
);
1869 if (intel_sdvo_connector_matches_edid(intel_sdvo_connector
,
1871 ret
= connector_status_connected
;
1873 ret
= connector_status_disconnected
;
1877 ret
= connector_status_connected
;
1880 /* May update encoder flag for like clock for SDVO TV, etc.*/
1881 if (ret
== connector_status_connected
) {
1882 intel_sdvo
->is_tv
= false;
1883 intel_sdvo
->is_lvds
= false;
1885 if (response
& SDVO_TV_MASK
)
1886 intel_sdvo
->is_tv
= true;
1887 if (response
& SDVO_LVDS_MASK
)
1888 intel_sdvo
->is_lvds
= intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
;
1894 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1898 DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
1899 connector
->base
.id
, connector
->name
);
1901 /* set the bus switch and get the modes */
1902 edid
= intel_sdvo_get_edid(connector
);
1905 * Mac mini hack. On this device, the DVI-I connector shares one DDC
1906 * link between analog and digital outputs. So, if the regular SDVO
1907 * DDC fails, check to see if the analog output is disconnected, in
1908 * which case we'll look there for the digital DDC data.
1911 edid
= intel_sdvo_get_analog_edid(connector
);
1914 if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector
),
1916 drm_connector_update_edid_property(connector
, edid
);
1917 drm_add_edid_modes(connector
, edid
);
1925 * Set of SDVO TV modes.
1926 * Note! This is in reply order (see loop in get_tv_modes).
1927 * XXX: all 60Hz refresh?
1929 static const struct drm_display_mode sdvo_tv_modes
[] = {
1930 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1931 416, 0, 200, 201, 232, 233, 0,
1932 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1933 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1934 416, 0, 240, 241, 272, 273, 0,
1935 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1936 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1937 496, 0, 300, 301, 332, 333, 0,
1938 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1939 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1940 736, 0, 350, 351, 382, 383, 0,
1941 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1942 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1943 736, 0, 400, 401, 432, 433, 0,
1944 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1945 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1946 736, 0, 480, 481, 512, 513, 0,
1947 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1948 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1949 800, 0, 480, 481, 512, 513, 0,
1950 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1951 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1952 800, 0, 576, 577, 608, 609, 0,
1953 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1954 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1955 816, 0, 350, 351, 382, 383, 0,
1956 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1957 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1958 816, 0, 400, 401, 432, 433, 0,
1959 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1960 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1961 816, 0, 480, 481, 512, 513, 0,
1962 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1963 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1964 816, 0, 540, 541, 572, 573, 0,
1965 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1966 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1967 816, 0, 576, 577, 608, 609, 0,
1968 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1969 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1970 864, 0, 576, 577, 608, 609, 0,
1971 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1972 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1973 896, 0, 600, 601, 632, 633, 0,
1974 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1975 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1976 928, 0, 624, 625, 656, 657, 0,
1977 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1978 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1979 1016, 0, 766, 767, 798, 799, 0,
1980 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1981 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1982 1120, 0, 768, 769, 800, 801, 0,
1983 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1984 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1985 1376, 0, 1024, 1025, 1056, 1057, 0,
1986 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1989 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1991 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
1992 const struct drm_connector_state
*conn_state
= connector
->state
;
1993 struct intel_sdvo_sdtv_resolution_request tv_res
;
1994 uint32_t reply
= 0, format_map
= 0;
1997 DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
1998 connector
->base
.id
, connector
->name
);
2001 * Read the list of supported input resolutions for the selected TV
2004 format_map
= 1 << conn_state
->tv
.mode
;
2005 memcpy(&tv_res
, &format_map
,
2006 min(sizeof(format_map
), sizeof(struct intel_sdvo_sdtv_resolution_request
)));
2008 if (!intel_sdvo_set_target_output(intel_sdvo
, intel_sdvo
->attached_output
))
2011 BUILD_BUG_ON(sizeof(tv_res
) != 3);
2012 if (!intel_sdvo_write_cmd(intel_sdvo
,
2013 SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
2014 &tv_res
, sizeof(tv_res
)))
2016 if (!intel_sdvo_read_response(intel_sdvo
, &reply
, 3))
2019 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
2020 if (reply
& (1 << i
)) {
2021 struct drm_display_mode
*nmode
;
2022 nmode
= drm_mode_duplicate(connector
->dev
,
2025 drm_mode_probed_add(connector
, nmode
);
2029 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
2031 struct intel_sdvo
*intel_sdvo
= intel_attached_sdvo(connector
);
2032 struct drm_i915_private
*dev_priv
= to_i915(connector
->dev
);
2033 struct drm_display_mode
*newmode
;
2035 DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
2036 connector
->base
.id
, connector
->name
);
2039 * Fetch modes from VBT. For SDVO prefer the VBT mode since some
2040 * SDVO->LVDS transcoders can't cope with the EDID mode.
2042 if (dev_priv
->vbt
.sdvo_lvds_vbt_mode
!= NULL
) {
2043 newmode
= drm_mode_duplicate(connector
->dev
,
2044 dev_priv
->vbt
.sdvo_lvds_vbt_mode
);
2045 if (newmode
!= NULL
) {
2046 /* Guarantee the mode is preferred */
2047 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
2048 DRM_MODE_TYPE_DRIVER
);
2049 drm_mode_probed_add(connector
, newmode
);
2054 * Attempt to get the mode list from DDC.
2055 * Assume that the preferred modes are
2056 * arranged in priority order.
2058 intel_ddc_get_modes(connector
, &intel_sdvo
->ddc
);
2060 list_for_each_entry(newmode
, &connector
->probed_modes
, head
) {
2061 if (newmode
->type
& DRM_MODE_TYPE_PREFERRED
) {
2062 intel_sdvo
->sdvo_lvds_fixed_mode
=
2063 drm_mode_duplicate(connector
->dev
, newmode
);
2065 intel_sdvo
->is_lvds
= true;
2071 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
2073 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
2075 if (IS_TV(intel_sdvo_connector
))
2076 intel_sdvo_get_tv_modes(connector
);
2077 else if (IS_LVDS(intel_sdvo_connector
))
2078 intel_sdvo_get_lvds_modes(connector
);
2080 intel_sdvo_get_ddc_modes(connector
);
2082 return !list_empty(&connector
->probed_modes
);
2085 static void intel_sdvo_destroy(struct drm_connector
*connector
)
2087 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
2089 drm_connector_cleanup(connector
);
2090 kfree(intel_sdvo_connector
);
2094 intel_sdvo_connector_atomic_get_property(struct drm_connector
*connector
,
2095 const struct drm_connector_state
*state
,
2096 struct drm_property
*property
,
2099 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
2100 const struct intel_sdvo_connector_state
*sdvo_state
= to_intel_sdvo_connector_state((void *)state
);
2102 if (property
== intel_sdvo_connector
->tv_format
) {
2105 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2106 if (state
->tv
.mode
== intel_sdvo_connector
->tv_format_supported
[i
]) {
2114 } else if (property
== intel_sdvo_connector
->top
||
2115 property
== intel_sdvo_connector
->bottom
)
2116 *val
= intel_sdvo_connector
->max_vscan
- sdvo_state
->tv
.overscan_v
;
2117 else if (property
== intel_sdvo_connector
->left
||
2118 property
== intel_sdvo_connector
->right
)
2119 *val
= intel_sdvo_connector
->max_hscan
- sdvo_state
->tv
.overscan_h
;
2120 else if (property
== intel_sdvo_connector
->hpos
)
2121 *val
= sdvo_state
->tv
.hpos
;
2122 else if (property
== intel_sdvo_connector
->vpos
)
2123 *val
= sdvo_state
->tv
.vpos
;
2124 else if (property
== intel_sdvo_connector
->saturation
)
2125 *val
= state
->tv
.saturation
;
2126 else if (property
== intel_sdvo_connector
->contrast
)
2127 *val
= state
->tv
.contrast
;
2128 else if (property
== intel_sdvo_connector
->hue
)
2129 *val
= state
->tv
.hue
;
2130 else if (property
== intel_sdvo_connector
->brightness
)
2131 *val
= state
->tv
.brightness
;
2132 else if (property
== intel_sdvo_connector
->sharpness
)
2133 *val
= sdvo_state
->tv
.sharpness
;
2134 else if (property
== intel_sdvo_connector
->flicker_filter
)
2135 *val
= sdvo_state
->tv
.flicker_filter
;
2136 else if (property
== intel_sdvo_connector
->flicker_filter_2d
)
2137 *val
= sdvo_state
->tv
.flicker_filter_2d
;
2138 else if (property
== intel_sdvo_connector
->flicker_filter_adaptive
)
2139 *val
= sdvo_state
->tv
.flicker_filter_adaptive
;
2140 else if (property
== intel_sdvo_connector
->tv_chroma_filter
)
2141 *val
= sdvo_state
->tv
.chroma_filter
;
2142 else if (property
== intel_sdvo_connector
->tv_luma_filter
)
2143 *val
= sdvo_state
->tv
.luma_filter
;
2144 else if (property
== intel_sdvo_connector
->dot_crawl
)
2145 *val
= sdvo_state
->tv
.dot_crawl
;
2147 return intel_digital_connector_atomic_get_property(connector
, state
, property
, val
);
2153 intel_sdvo_connector_atomic_set_property(struct drm_connector
*connector
,
2154 struct drm_connector_state
*state
,
2155 struct drm_property
*property
,
2158 struct intel_sdvo_connector
*intel_sdvo_connector
= to_intel_sdvo_connector(connector
);
2159 struct intel_sdvo_connector_state
*sdvo_state
= to_intel_sdvo_connector_state(state
);
2161 if (property
== intel_sdvo_connector
->tv_format
) {
2162 state
->tv
.mode
= intel_sdvo_connector
->tv_format_supported
[val
];
2165 struct drm_crtc_state
*crtc_state
=
2166 drm_atomic_get_new_crtc_state(state
->state
, state
->crtc
);
2168 crtc_state
->connectors_changed
= true;
2170 } else if (property
== intel_sdvo_connector
->top
||
2171 property
== intel_sdvo_connector
->bottom
)
2172 /* Cannot set these independent from each other */
2173 sdvo_state
->tv
.overscan_v
= intel_sdvo_connector
->max_vscan
- val
;
2174 else if (property
== intel_sdvo_connector
->left
||
2175 property
== intel_sdvo_connector
->right
)
2176 /* Cannot set these independent from each other */
2177 sdvo_state
->tv
.overscan_h
= intel_sdvo_connector
->max_hscan
- val
;
2178 else if (property
== intel_sdvo_connector
->hpos
)
2179 sdvo_state
->tv
.hpos
= val
;
2180 else if (property
== intel_sdvo_connector
->vpos
)
2181 sdvo_state
->tv
.vpos
= val
;
2182 else if (property
== intel_sdvo_connector
->saturation
)
2183 state
->tv
.saturation
= val
;
2184 else if (property
== intel_sdvo_connector
->contrast
)
2185 state
->tv
.contrast
= val
;
2186 else if (property
== intel_sdvo_connector
->hue
)
2187 state
->tv
.hue
= val
;
2188 else if (property
== intel_sdvo_connector
->brightness
)
2189 state
->tv
.brightness
= val
;
2190 else if (property
== intel_sdvo_connector
->sharpness
)
2191 sdvo_state
->tv
.sharpness
= val
;
2192 else if (property
== intel_sdvo_connector
->flicker_filter
)
2193 sdvo_state
->tv
.flicker_filter
= val
;
2194 else if (property
== intel_sdvo_connector
->flicker_filter_2d
)
2195 sdvo_state
->tv
.flicker_filter_2d
= val
;
2196 else if (property
== intel_sdvo_connector
->flicker_filter_adaptive
)
2197 sdvo_state
->tv
.flicker_filter_adaptive
= val
;
2198 else if (property
== intel_sdvo_connector
->tv_chroma_filter
)
2199 sdvo_state
->tv
.chroma_filter
= val
;
2200 else if (property
== intel_sdvo_connector
->tv_luma_filter
)
2201 sdvo_state
->tv
.luma_filter
= val
;
2202 else if (property
== intel_sdvo_connector
->dot_crawl
)
2203 sdvo_state
->tv
.dot_crawl
= val
;
2205 return intel_digital_connector_atomic_set_property(connector
, state
, property
, val
);
2211 intel_sdvo_connector_register(struct drm_connector
*connector
)
2213 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
2216 ret
= intel_connector_register(connector
);
2220 return sysfs_create_link(&connector
->kdev
->kobj
,
2221 &sdvo
->ddc
.dev
.kobj
,
2222 sdvo
->ddc
.dev
.kobj
.name
);
2226 intel_sdvo_connector_unregister(struct drm_connector
*connector
)
2228 struct intel_sdvo
*sdvo
= intel_attached_sdvo(connector
);
2230 sysfs_remove_link(&connector
->kdev
->kobj
,
2231 sdvo
->ddc
.dev
.kobj
.name
);
2232 intel_connector_unregister(connector
);
2235 static struct drm_connector_state
*
2236 intel_sdvo_connector_duplicate_state(struct drm_connector
*connector
)
2238 struct intel_sdvo_connector_state
*state
;
2240 state
= kmemdup(connector
->state
, sizeof(*state
), GFP_KERNEL
);
2244 __drm_atomic_helper_connector_duplicate_state(connector
, &state
->base
.base
);
2245 return &state
->base
.base
;
2248 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
2249 .detect
= intel_sdvo_detect
,
2250 .fill_modes
= drm_helper_probe_single_connector_modes
,
2251 .atomic_get_property
= intel_sdvo_connector_atomic_get_property
,
2252 .atomic_set_property
= intel_sdvo_connector_atomic_set_property
,
2253 .late_register
= intel_sdvo_connector_register
,
2254 .early_unregister
= intel_sdvo_connector_unregister
,
2255 .destroy
= intel_sdvo_destroy
,
2256 .atomic_destroy_state
= drm_atomic_helper_connector_destroy_state
,
2257 .atomic_duplicate_state
= intel_sdvo_connector_duplicate_state
,
2260 static int intel_sdvo_atomic_check(struct drm_connector
*conn
,
2261 struct drm_connector_state
*new_conn_state
)
2263 struct drm_atomic_state
*state
= new_conn_state
->state
;
2264 struct drm_connector_state
*old_conn_state
=
2265 drm_atomic_get_old_connector_state(state
, conn
);
2266 struct intel_sdvo_connector_state
*old_state
=
2267 to_intel_sdvo_connector_state(old_conn_state
);
2268 struct intel_sdvo_connector_state
*new_state
=
2269 to_intel_sdvo_connector_state(new_conn_state
);
2271 if (new_conn_state
->crtc
&&
2272 (memcmp(&old_state
->tv
, &new_state
->tv
, sizeof(old_state
->tv
)) ||
2273 memcmp(&old_conn_state
->tv
, &new_conn_state
->tv
, sizeof(old_conn_state
->tv
)))) {
2274 struct drm_crtc_state
*crtc_state
=
2275 drm_atomic_get_new_crtc_state(new_conn_state
->state
,
2276 new_conn_state
->crtc
);
2278 crtc_state
->connectors_changed
= true;
2281 return intel_digital_connector_atomic_check(conn
, new_conn_state
);
2284 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
2285 .get_modes
= intel_sdvo_get_modes
,
2286 .mode_valid
= intel_sdvo_mode_valid
,
2287 .atomic_check
= intel_sdvo_atomic_check
,
2290 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
2292 struct intel_sdvo
*intel_sdvo
= to_sdvo(to_intel_encoder(encoder
));
2294 if (intel_sdvo
->sdvo_lvds_fixed_mode
!= NULL
)
2295 drm_mode_destroy(encoder
->dev
,
2296 intel_sdvo
->sdvo_lvds_fixed_mode
);
2298 i2c_del_adapter(&intel_sdvo
->ddc
);
2299 intel_encoder_destroy(encoder
);
2302 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
2303 .destroy
= intel_sdvo_enc_destroy
,
2307 intel_sdvo_guess_ddc_bus(struct intel_sdvo
*sdvo
)
2310 unsigned int num_bits
;
2313 * Make a mask of outputs less than or equal to our own priority in the
2316 switch (sdvo
->controlled_output
) {
2317 case SDVO_OUTPUT_LVDS1
:
2318 mask
|= SDVO_OUTPUT_LVDS1
;
2319 case SDVO_OUTPUT_LVDS0
:
2320 mask
|= SDVO_OUTPUT_LVDS0
;
2321 case SDVO_OUTPUT_TMDS1
:
2322 mask
|= SDVO_OUTPUT_TMDS1
;
2323 case SDVO_OUTPUT_TMDS0
:
2324 mask
|= SDVO_OUTPUT_TMDS0
;
2325 case SDVO_OUTPUT_RGB1
:
2326 mask
|= SDVO_OUTPUT_RGB1
;
2327 case SDVO_OUTPUT_RGB0
:
2328 mask
|= SDVO_OUTPUT_RGB0
;
2332 /* Count bits to find what number we are in the priority list. */
2333 mask
&= sdvo
->caps
.output_flags
;
2334 num_bits
= hweight16(mask
);
2335 /* If more than 3 outputs, default to DDC bus 3 for now. */
2339 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
2340 sdvo
->ddc_bus
= 1 << num_bits
;
2344 * Choose the appropriate DDC bus for control bus switch command for this
2345 * SDVO output based on the controlled output.
2347 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
2348 * outputs, then LVDS outputs.
2351 intel_sdvo_select_ddc_bus(struct drm_i915_private
*dev_priv
,
2352 struct intel_sdvo
*sdvo
)
2354 struct sdvo_device_mapping
*mapping
;
2356 if (sdvo
->port
== PORT_B
)
2357 mapping
= &dev_priv
->vbt
.sdvo_mappings
[0];
2359 mapping
= &dev_priv
->vbt
.sdvo_mappings
[1];
2361 if (mapping
->initialized
)
2362 sdvo
->ddc_bus
= 1 << ((mapping
->ddc_pin
& 0xf0) >> 4);
2364 intel_sdvo_guess_ddc_bus(sdvo
);
2368 intel_sdvo_select_i2c_bus(struct drm_i915_private
*dev_priv
,
2369 struct intel_sdvo
*sdvo
)
2371 struct sdvo_device_mapping
*mapping
;
2374 if (sdvo
->port
== PORT_B
)
2375 mapping
= &dev_priv
->vbt
.sdvo_mappings
[0];
2377 mapping
= &dev_priv
->vbt
.sdvo_mappings
[1];
2379 if (mapping
->initialized
&&
2380 intel_gmbus_is_valid_pin(dev_priv
, mapping
->i2c_pin
))
2381 pin
= mapping
->i2c_pin
;
2383 pin
= GMBUS_PIN_DPB
;
2385 sdvo
->i2c
= intel_gmbus_get_adapter(dev_priv
, pin
);
2388 * With gmbus we should be able to drive sdvo i2c at 2MHz, but somehow
2389 * our code totally fails once we start using gmbus. Hence fall back to
2390 * bit banging for now.
2392 intel_gmbus_force_bit(sdvo
->i2c
, true);
2395 /* undo any changes intel_sdvo_select_i2c_bus() did to sdvo->i2c */
2397 intel_sdvo_unselect_i2c_bus(struct intel_sdvo
*sdvo
)
2399 intel_gmbus_force_bit(sdvo
->i2c
, false);
2403 intel_sdvo_is_hdmi_connector(struct intel_sdvo
*intel_sdvo
, int device
)
2405 return intel_sdvo_check_supp_encode(intel_sdvo
);
2409 intel_sdvo_get_slave_addr(struct drm_i915_private
*dev_priv
,
2410 struct intel_sdvo
*sdvo
)
2412 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
2414 if (sdvo
->port
== PORT_B
) {
2415 my_mapping
= &dev_priv
->vbt
.sdvo_mappings
[0];
2416 other_mapping
= &dev_priv
->vbt
.sdvo_mappings
[1];
2418 my_mapping
= &dev_priv
->vbt
.sdvo_mappings
[1];
2419 other_mapping
= &dev_priv
->vbt
.sdvo_mappings
[0];
2422 /* If the BIOS described our SDVO device, take advantage of it. */
2423 if (my_mapping
->slave_addr
)
2424 return my_mapping
->slave_addr
;
2427 * If the BIOS only described a different SDVO device, use the
2428 * address that it isn't using.
2430 if (other_mapping
->slave_addr
) {
2431 if (other_mapping
->slave_addr
== 0x70)
2438 * No SDVO device info is found for another DVO port,
2439 * so use mapping assumption we had before BIOS parsing.
2441 if (sdvo
->port
== PORT_B
)
2448 intel_sdvo_connector_init(struct intel_sdvo_connector
*connector
,
2449 struct intel_sdvo
*encoder
)
2451 struct drm_connector
*drm_connector
;
2454 drm_connector
= &connector
->base
.base
;
2455 ret
= drm_connector_init(encoder
->base
.base
.dev
,
2457 &intel_sdvo_connector_funcs
,
2458 connector
->base
.base
.connector_type
);
2462 drm_connector_helper_add(drm_connector
,
2463 &intel_sdvo_connector_helper_funcs
);
2465 connector
->base
.base
.interlace_allowed
= 1;
2466 connector
->base
.base
.doublescan_allowed
= 0;
2467 connector
->base
.base
.display_info
.subpixel_order
= SubPixelHorizontalRGB
;
2468 connector
->base
.get_hw_state
= intel_sdvo_connector_get_hw_state
;
2470 intel_connector_attach_encoder(&connector
->base
, &encoder
->base
);
2476 intel_sdvo_add_hdmi_properties(struct intel_sdvo
*intel_sdvo
,
2477 struct intel_sdvo_connector
*connector
)
2479 struct drm_i915_private
*dev_priv
= to_i915(connector
->base
.base
.dev
);
2481 intel_attach_force_audio_property(&connector
->base
.base
);
2482 if (INTEL_GEN(dev_priv
) >= 4 && IS_MOBILE(dev_priv
)) {
2483 intel_attach_broadcast_rgb_property(&connector
->base
.base
);
2485 intel_attach_aspect_ratio_property(&connector
->base
.base
);
2486 connector
->base
.base
.state
->picture_aspect_ratio
= HDMI_PICTURE_ASPECT_NONE
;
2489 static struct intel_sdvo_connector
*intel_sdvo_connector_alloc(void)
2491 struct intel_sdvo_connector
*sdvo_connector
;
2492 struct intel_sdvo_connector_state
*conn_state
;
2494 sdvo_connector
= kzalloc(sizeof(*sdvo_connector
), GFP_KERNEL
);
2495 if (!sdvo_connector
)
2498 conn_state
= kzalloc(sizeof(*conn_state
), GFP_KERNEL
);
2500 kfree(sdvo_connector
);
2504 __drm_atomic_helper_connector_reset(&sdvo_connector
->base
.base
,
2505 &conn_state
->base
.base
);
2507 return sdvo_connector
;
2511 intel_sdvo_dvi_init(struct intel_sdvo
*intel_sdvo
, int device
)
2513 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2514 struct drm_i915_private
*dev_priv
= to_i915(encoder
->dev
);
2515 struct drm_connector
*connector
;
2516 struct intel_encoder
*intel_encoder
= to_intel_encoder(encoder
);
2517 struct intel_connector
*intel_connector
;
2518 struct intel_sdvo_connector
*intel_sdvo_connector
;
2520 DRM_DEBUG_KMS("initialising DVI device %d\n", device
);
2522 intel_sdvo_connector
= intel_sdvo_connector_alloc();
2523 if (!intel_sdvo_connector
)
2527 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS0
;
2528 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS0
;
2529 } else if (device
== 1) {
2530 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_TMDS1
;
2531 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_TMDS1
;
2534 intel_connector
= &intel_sdvo_connector
->base
;
2535 connector
= &intel_connector
->base
;
2536 if (intel_sdvo_get_hotplug_support(intel_sdvo
) &
2537 intel_sdvo_connector
->output_flag
) {
2538 intel_sdvo
->hotplug_active
|= intel_sdvo_connector
->output_flag
;
2540 * Some SDVO devices have one-shot hotplug interrupts.
2541 * Ensure that they get re-enabled when an interrupt happens.
2543 intel_encoder
->hotplug
= intel_sdvo_hotplug
;
2544 intel_sdvo_enable_hotplug(intel_encoder
);
2546 intel_connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
| DRM_CONNECTOR_POLL_DISCONNECT
;
2548 encoder
->encoder_type
= DRM_MODE_ENCODER_TMDS
;
2549 connector
->connector_type
= DRM_MODE_CONNECTOR_DVID
;
2551 /* gen3 doesn't do the hdmi bits in the SDVO register */
2552 if (INTEL_GEN(dev_priv
) >= 4 &&
2553 intel_sdvo_is_hdmi_connector(intel_sdvo
, device
)) {
2554 connector
->connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
2555 intel_sdvo
->is_hdmi
= true;
2558 if (intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
) < 0) {
2559 kfree(intel_sdvo_connector
);
2563 if (intel_sdvo
->is_hdmi
)
2564 intel_sdvo_add_hdmi_properties(intel_sdvo
, intel_sdvo_connector
);
2570 intel_sdvo_tv_init(struct intel_sdvo
*intel_sdvo
, int type
)
2572 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2573 struct drm_connector
*connector
;
2574 struct intel_connector
*intel_connector
;
2575 struct intel_sdvo_connector
*intel_sdvo_connector
;
2577 DRM_DEBUG_KMS("initialising TV type %d\n", type
);
2579 intel_sdvo_connector
= intel_sdvo_connector_alloc();
2580 if (!intel_sdvo_connector
)
2583 intel_connector
= &intel_sdvo_connector
->base
;
2584 connector
= &intel_connector
->base
;
2585 encoder
->encoder_type
= DRM_MODE_ENCODER_TVDAC
;
2586 connector
->connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
2588 intel_sdvo
->controlled_output
|= type
;
2589 intel_sdvo_connector
->output_flag
= type
;
2591 intel_sdvo
->is_tv
= true;
2593 if (intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
) < 0) {
2594 kfree(intel_sdvo_connector
);
2598 if (!intel_sdvo_tv_create_property(intel_sdvo
, intel_sdvo_connector
, type
))
2601 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2607 intel_sdvo_destroy(connector
);
2612 intel_sdvo_analog_init(struct intel_sdvo
*intel_sdvo
, int device
)
2614 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2615 struct drm_connector
*connector
;
2616 struct intel_connector
*intel_connector
;
2617 struct intel_sdvo_connector
*intel_sdvo_connector
;
2619 DRM_DEBUG_KMS("initialising analog device %d\n", device
);
2621 intel_sdvo_connector
= intel_sdvo_connector_alloc();
2622 if (!intel_sdvo_connector
)
2625 intel_connector
= &intel_sdvo_connector
->base
;
2626 connector
= &intel_connector
->base
;
2627 intel_connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
2628 encoder
->encoder_type
= DRM_MODE_ENCODER_DAC
;
2629 connector
->connector_type
= DRM_MODE_CONNECTOR_VGA
;
2632 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB0
;
2633 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB0
;
2634 } else if (device
== 1) {
2635 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_RGB1
;
2636 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_RGB1
;
2639 if (intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
) < 0) {
2640 kfree(intel_sdvo_connector
);
2648 intel_sdvo_lvds_init(struct intel_sdvo
*intel_sdvo
, int device
)
2650 struct drm_encoder
*encoder
= &intel_sdvo
->base
.base
;
2651 struct drm_connector
*connector
;
2652 struct intel_connector
*intel_connector
;
2653 struct intel_sdvo_connector
*intel_sdvo_connector
;
2655 DRM_DEBUG_KMS("initialising LVDS device %d\n", device
);
2657 intel_sdvo_connector
= intel_sdvo_connector_alloc();
2658 if (!intel_sdvo_connector
)
2661 intel_connector
= &intel_sdvo_connector
->base
;
2662 connector
= &intel_connector
->base
;
2663 encoder
->encoder_type
= DRM_MODE_ENCODER_LVDS
;
2664 connector
->connector_type
= DRM_MODE_CONNECTOR_LVDS
;
2667 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS0
;
2668 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS0
;
2669 } else if (device
== 1) {
2670 intel_sdvo
->controlled_output
|= SDVO_OUTPUT_LVDS1
;
2671 intel_sdvo_connector
->output_flag
= SDVO_OUTPUT_LVDS1
;
2674 if (intel_sdvo_connector_init(intel_sdvo_connector
, intel_sdvo
) < 0) {
2675 kfree(intel_sdvo_connector
);
2679 if (!intel_sdvo_create_enhance_property(intel_sdvo
, intel_sdvo_connector
))
2685 intel_sdvo_destroy(connector
);
2690 intel_sdvo_output_setup(struct intel_sdvo
*intel_sdvo
, uint16_t flags
)
2692 intel_sdvo
->is_tv
= false;
2693 intel_sdvo
->is_lvds
= false;
2695 /* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
2697 if (flags
& SDVO_OUTPUT_TMDS0
)
2698 if (!intel_sdvo_dvi_init(intel_sdvo
, 0))
2701 if ((flags
& SDVO_TMDS_MASK
) == SDVO_TMDS_MASK
)
2702 if (!intel_sdvo_dvi_init(intel_sdvo
, 1))
2705 /* TV has no XXX1 function block */
2706 if (flags
& SDVO_OUTPUT_SVID0
)
2707 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_SVID0
))
2710 if (flags
& SDVO_OUTPUT_CVBS0
)
2711 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_CVBS0
))
2714 if (flags
& SDVO_OUTPUT_YPRPB0
)
2715 if (!intel_sdvo_tv_init(intel_sdvo
, SDVO_OUTPUT_YPRPB0
))
2718 if (flags
& SDVO_OUTPUT_RGB0
)
2719 if (!intel_sdvo_analog_init(intel_sdvo
, 0))
2722 if ((flags
& SDVO_RGB_MASK
) == SDVO_RGB_MASK
)
2723 if (!intel_sdvo_analog_init(intel_sdvo
, 1))
2726 if (flags
& SDVO_OUTPUT_LVDS0
)
2727 if (!intel_sdvo_lvds_init(intel_sdvo
, 0))
2730 if ((flags
& SDVO_LVDS_MASK
) == SDVO_LVDS_MASK
)
2731 if (!intel_sdvo_lvds_init(intel_sdvo
, 1))
2734 if ((flags
& SDVO_OUTPUT_MASK
) == 0) {
2735 unsigned char bytes
[2];
2737 intel_sdvo
->controlled_output
= 0;
2738 memcpy(bytes
, &intel_sdvo
->caps
.output_flags
, 2);
2739 DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
2740 SDVO_NAME(intel_sdvo
),
2741 bytes
[0], bytes
[1]);
2744 intel_sdvo
->base
.crtc_mask
= (1 << 0) | (1 << 1) | (1 << 2);
2749 static void intel_sdvo_output_cleanup(struct intel_sdvo
*intel_sdvo
)
2751 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2752 struct drm_connector
*connector
, *tmp
;
2754 list_for_each_entry_safe(connector
, tmp
,
2755 &dev
->mode_config
.connector_list
, head
) {
2756 if (intel_attached_encoder(connector
) == &intel_sdvo
->base
) {
2757 drm_connector_unregister(connector
);
2758 intel_sdvo_destroy(connector
);
2763 static bool intel_sdvo_tv_create_property(struct intel_sdvo
*intel_sdvo
,
2764 struct intel_sdvo_connector
*intel_sdvo_connector
,
2767 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2768 struct intel_sdvo_tv_format format
;
2769 uint32_t format_map
, i
;
2771 if (!intel_sdvo_set_target_output(intel_sdvo
, type
))
2774 BUILD_BUG_ON(sizeof(format
) != 6);
2775 if (!intel_sdvo_get_value(intel_sdvo
,
2776 SDVO_CMD_GET_SUPPORTED_TV_FORMATS
,
2777 &format
, sizeof(format
)))
2780 memcpy(&format_map
, &format
, min(sizeof(format_map
), sizeof(format
)));
2782 if (format_map
== 0)
2785 intel_sdvo_connector
->format_supported_num
= 0;
2786 for (i
= 0 ; i
< TV_FORMAT_NUM
; i
++)
2787 if (format_map
& (1 << i
))
2788 intel_sdvo_connector
->tv_format_supported
[intel_sdvo_connector
->format_supported_num
++] = i
;
2791 intel_sdvo_connector
->tv_format
=
2792 drm_property_create(dev
, DRM_MODE_PROP_ENUM
,
2793 "mode", intel_sdvo_connector
->format_supported_num
);
2794 if (!intel_sdvo_connector
->tv_format
)
2797 for (i
= 0; i
< intel_sdvo_connector
->format_supported_num
; i
++)
2798 drm_property_add_enum(intel_sdvo_connector
->tv_format
, i
,
2799 tv_format_names
[intel_sdvo_connector
->tv_format_supported
[i
]]);
2801 intel_sdvo_connector
->base
.base
.state
->tv
.mode
= intel_sdvo_connector
->tv_format_supported
[0];
2802 drm_object_attach_property(&intel_sdvo_connector
->base
.base
.base
,
2803 intel_sdvo_connector
->tv_format
, 0);
2808 #define _ENHANCEMENT(state_assignment, name, NAME) do { \
2809 if (enhancements.name) { \
2810 if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_MAX_##NAME, &data_value, 4) || \
2811 !intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_##NAME, &response, 2)) \
2813 intel_sdvo_connector->name = \
2814 drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
2815 if (!intel_sdvo_connector->name) return false; \
2816 state_assignment = response; \
2817 drm_object_attach_property(&connector->base, \
2818 intel_sdvo_connector->name, 0); \
2819 DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
2820 data_value[0], data_value[1], response); \
2824 #define ENHANCEMENT(state, name, NAME) _ENHANCEMENT((state)->name, name, NAME)
2827 intel_sdvo_create_enhance_property_tv(struct intel_sdvo
*intel_sdvo
,
2828 struct intel_sdvo_connector
*intel_sdvo_connector
,
2829 struct intel_sdvo_enhancements_reply enhancements
)
2831 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2832 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2833 struct drm_connector_state
*conn_state
= connector
->state
;
2834 struct intel_sdvo_connector_state
*sdvo_state
=
2835 to_intel_sdvo_connector_state(conn_state
);
2836 uint16_t response
, data_value
[2];
2838 /* when horizontal overscan is supported, Add the left/right property */
2839 if (enhancements
.overscan_h
) {
2840 if (!intel_sdvo_get_value(intel_sdvo
,
2841 SDVO_CMD_GET_MAX_OVERSCAN_H
,
2845 if (!intel_sdvo_get_value(intel_sdvo
,
2846 SDVO_CMD_GET_OVERSCAN_H
,
2850 sdvo_state
->tv
.overscan_h
= response
;
2852 intel_sdvo_connector
->max_hscan
= data_value
[0];
2853 intel_sdvo_connector
->left
=
2854 drm_property_create_range(dev
, 0, "left_margin", 0, data_value
[0]);
2855 if (!intel_sdvo_connector
->left
)
2858 drm_object_attach_property(&connector
->base
,
2859 intel_sdvo_connector
->left
, 0);
2861 intel_sdvo_connector
->right
=
2862 drm_property_create_range(dev
, 0, "right_margin", 0, data_value
[0]);
2863 if (!intel_sdvo_connector
->right
)
2866 drm_object_attach_property(&connector
->base
,
2867 intel_sdvo_connector
->right
, 0);
2868 DRM_DEBUG_KMS("h_overscan: max %d, "
2869 "default %d, current %d\n",
2870 data_value
[0], data_value
[1], response
);
2873 if (enhancements
.overscan_v
) {
2874 if (!intel_sdvo_get_value(intel_sdvo
,
2875 SDVO_CMD_GET_MAX_OVERSCAN_V
,
2879 if (!intel_sdvo_get_value(intel_sdvo
,
2880 SDVO_CMD_GET_OVERSCAN_V
,
2884 sdvo_state
->tv
.overscan_v
= response
;
2886 intel_sdvo_connector
->max_vscan
= data_value
[0];
2887 intel_sdvo_connector
->top
=
2888 drm_property_create_range(dev
, 0,
2889 "top_margin", 0, data_value
[0]);
2890 if (!intel_sdvo_connector
->top
)
2893 drm_object_attach_property(&connector
->base
,
2894 intel_sdvo_connector
->top
, 0);
2896 intel_sdvo_connector
->bottom
=
2897 drm_property_create_range(dev
, 0,
2898 "bottom_margin", 0, data_value
[0]);
2899 if (!intel_sdvo_connector
->bottom
)
2902 drm_object_attach_property(&connector
->base
,
2903 intel_sdvo_connector
->bottom
, 0);
2904 DRM_DEBUG_KMS("v_overscan: max %d, "
2905 "default %d, current %d\n",
2906 data_value
[0], data_value
[1], response
);
2909 ENHANCEMENT(&sdvo_state
->tv
, hpos
, HPOS
);
2910 ENHANCEMENT(&sdvo_state
->tv
, vpos
, VPOS
);
2911 ENHANCEMENT(&conn_state
->tv
, saturation
, SATURATION
);
2912 ENHANCEMENT(&conn_state
->tv
, contrast
, CONTRAST
);
2913 ENHANCEMENT(&conn_state
->tv
, hue
, HUE
);
2914 ENHANCEMENT(&conn_state
->tv
, brightness
, BRIGHTNESS
);
2915 ENHANCEMENT(&sdvo_state
->tv
, sharpness
, SHARPNESS
);
2916 ENHANCEMENT(&sdvo_state
->tv
, flicker_filter
, FLICKER_FILTER
);
2917 ENHANCEMENT(&sdvo_state
->tv
, flicker_filter_adaptive
, FLICKER_FILTER_ADAPTIVE
);
2918 ENHANCEMENT(&sdvo_state
->tv
, flicker_filter_2d
, FLICKER_FILTER_2D
);
2919 _ENHANCEMENT(sdvo_state
->tv
.chroma_filter
, tv_chroma_filter
, TV_CHROMA_FILTER
);
2920 _ENHANCEMENT(sdvo_state
->tv
.luma_filter
, tv_luma_filter
, TV_LUMA_FILTER
);
2922 if (enhancements
.dot_crawl
) {
2923 if (!intel_sdvo_get_value(intel_sdvo
, SDVO_CMD_GET_DOT_CRAWL
, &response
, 2))
2926 sdvo_state
->tv
.dot_crawl
= response
& 0x1;
2927 intel_sdvo_connector
->dot_crawl
=
2928 drm_property_create_range(dev
, 0, "dot_crawl", 0, 1);
2929 if (!intel_sdvo_connector
->dot_crawl
)
2932 drm_object_attach_property(&connector
->base
,
2933 intel_sdvo_connector
->dot_crawl
, 0);
2934 DRM_DEBUG_KMS("dot crawl: current %d\n", response
);
2941 intel_sdvo_create_enhance_property_lvds(struct intel_sdvo
*intel_sdvo
,
2942 struct intel_sdvo_connector
*intel_sdvo_connector
,
2943 struct intel_sdvo_enhancements_reply enhancements
)
2945 struct drm_device
*dev
= intel_sdvo
->base
.base
.dev
;
2946 struct drm_connector
*connector
= &intel_sdvo_connector
->base
.base
;
2947 uint16_t response
, data_value
[2];
2949 ENHANCEMENT(&connector
->state
->tv
, brightness
, BRIGHTNESS
);
2956 static bool intel_sdvo_create_enhance_property(struct intel_sdvo
*intel_sdvo
,
2957 struct intel_sdvo_connector
*intel_sdvo_connector
)
2960 struct intel_sdvo_enhancements_reply reply
;
2964 BUILD_BUG_ON(sizeof(enhancements
) != 2);
2966 if (!intel_sdvo_get_value(intel_sdvo
,
2967 SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
,
2968 &enhancements
, sizeof(enhancements
)) ||
2969 enhancements
.response
== 0) {
2970 DRM_DEBUG_KMS("No enhancement is supported\n");
2974 if (IS_TV(intel_sdvo_connector
))
2975 return intel_sdvo_create_enhance_property_tv(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2976 else if (IS_LVDS(intel_sdvo_connector
))
2977 return intel_sdvo_create_enhance_property_lvds(intel_sdvo
, intel_sdvo_connector
, enhancements
.reply
);
2982 static int intel_sdvo_ddc_proxy_xfer(struct i2c_adapter
*adapter
,
2983 struct i2c_msg
*msgs
,
2986 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2988 if (!__intel_sdvo_set_control_bus_switch(sdvo
, sdvo
->ddc_bus
))
2991 return sdvo
->i2c
->algo
->master_xfer(sdvo
->i2c
, msgs
, num
);
2994 static u32
intel_sdvo_ddc_proxy_func(struct i2c_adapter
*adapter
)
2996 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
2997 return sdvo
->i2c
->algo
->functionality(sdvo
->i2c
);
3000 static const struct i2c_algorithm intel_sdvo_ddc_proxy
= {
3001 .master_xfer
= intel_sdvo_ddc_proxy_xfer
,
3002 .functionality
= intel_sdvo_ddc_proxy_func
3005 static void proxy_lock_bus(struct i2c_adapter
*adapter
,
3008 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
3009 sdvo
->i2c
->lock_ops
->lock_bus(sdvo
->i2c
, flags
);
3012 static int proxy_trylock_bus(struct i2c_adapter
*adapter
,
3015 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
3016 return sdvo
->i2c
->lock_ops
->trylock_bus(sdvo
->i2c
, flags
);
3019 static void proxy_unlock_bus(struct i2c_adapter
*adapter
,
3022 struct intel_sdvo
*sdvo
= adapter
->algo_data
;
3023 sdvo
->i2c
->lock_ops
->unlock_bus(sdvo
->i2c
, flags
);
3026 static const struct i2c_lock_operations proxy_lock_ops
= {
3027 .lock_bus
= proxy_lock_bus
,
3028 .trylock_bus
= proxy_trylock_bus
,
3029 .unlock_bus
= proxy_unlock_bus
,
3033 intel_sdvo_init_ddc_proxy(struct intel_sdvo
*sdvo
,
3034 struct drm_i915_private
*dev_priv
)
3036 struct pci_dev
*pdev
= dev_priv
->drm
.pdev
;
3038 sdvo
->ddc
.owner
= THIS_MODULE
;
3039 sdvo
->ddc
.class = I2C_CLASS_DDC
;
3040 snprintf(sdvo
->ddc
.name
, I2C_NAME_SIZE
, "SDVO DDC proxy");
3041 sdvo
->ddc
.dev
.parent
= &pdev
->dev
;
3042 sdvo
->ddc
.algo_data
= sdvo
;
3043 sdvo
->ddc
.algo
= &intel_sdvo_ddc_proxy
;
3044 sdvo
->ddc
.lock_ops
= &proxy_lock_ops
;
3046 return i2c_add_adapter(&sdvo
->ddc
) == 0;
3049 static void assert_sdvo_port_valid(const struct drm_i915_private
*dev_priv
,
3052 if (HAS_PCH_SPLIT(dev_priv
))
3053 WARN_ON(port
!= PORT_B
);
3055 WARN_ON(port
!= PORT_B
&& port
!= PORT_C
);
3058 bool intel_sdvo_init(struct drm_i915_private
*dev_priv
,
3059 i915_reg_t sdvo_reg
, enum port port
)
3061 struct intel_encoder
*intel_encoder
;
3062 struct intel_sdvo
*intel_sdvo
;
3065 assert_sdvo_port_valid(dev_priv
, port
);
3067 intel_sdvo
= kzalloc(sizeof(*intel_sdvo
), GFP_KERNEL
);
3071 intel_sdvo
->sdvo_reg
= sdvo_reg
;
3072 intel_sdvo
->port
= port
;
3073 intel_sdvo
->slave_addr
=
3074 intel_sdvo_get_slave_addr(dev_priv
, intel_sdvo
) >> 1;
3075 intel_sdvo_select_i2c_bus(dev_priv
, intel_sdvo
);
3076 if (!intel_sdvo_init_ddc_proxy(intel_sdvo
, dev_priv
))
3079 /* encoder type will be decided later */
3080 intel_encoder
= &intel_sdvo
->base
;
3081 intel_encoder
->type
= INTEL_OUTPUT_SDVO
;
3082 intel_encoder
->power_domain
= POWER_DOMAIN_PORT_OTHER
;
3083 intel_encoder
->port
= port
;
3084 drm_encoder_init(&dev_priv
->drm
, &intel_encoder
->base
,
3085 &intel_sdvo_enc_funcs
, 0,
3086 "SDVO %c", port_name(port
));
3088 /* Read the regs to test if we can talk to the device */
3089 for (i
= 0; i
< 0x40; i
++) {
3092 if (!intel_sdvo_read_byte(intel_sdvo
, i
, &byte
)) {
3093 DRM_DEBUG_KMS("No SDVO device found on %s\n",
3094 SDVO_NAME(intel_sdvo
));
3099 intel_encoder
->compute_config
= intel_sdvo_compute_config
;
3100 if (HAS_PCH_SPLIT(dev_priv
)) {
3101 intel_encoder
->disable
= pch_disable_sdvo
;
3102 intel_encoder
->post_disable
= pch_post_disable_sdvo
;
3104 intel_encoder
->disable
= intel_disable_sdvo
;
3106 intel_encoder
->pre_enable
= intel_sdvo_pre_enable
;
3107 intel_encoder
->enable
= intel_enable_sdvo
;
3108 intel_encoder
->get_hw_state
= intel_sdvo_get_hw_state
;
3109 intel_encoder
->get_config
= intel_sdvo_get_config
;
3111 /* In default case sdvo lvds is false */
3112 if (!intel_sdvo_get_capabilities(intel_sdvo
, &intel_sdvo
->caps
))
3115 if (intel_sdvo_output_setup(intel_sdvo
,
3116 intel_sdvo
->caps
.output_flags
) != true) {
3117 DRM_DEBUG_KMS("SDVO output failed to setup on %s\n",
3118 SDVO_NAME(intel_sdvo
));
3119 /* Output_setup can leave behind connectors! */
3124 * Only enable the hotplug irq if we need it, to work around noisy
3127 if (intel_sdvo
->hotplug_active
) {
3128 if (intel_sdvo
->port
== PORT_B
)
3129 intel_encoder
->hpd_pin
= HPD_SDVO_B
;
3131 intel_encoder
->hpd_pin
= HPD_SDVO_C
;
3135 * Cloning SDVO with anything is often impossible, since the SDVO
3136 * encoder can request a special input timing mode. And even if that's
3137 * not the case we have evidence that cloning a plain unscaled mode with
3138 * VGA doesn't really work. Furthermore the cloning flags are way too
3139 * simplistic anyway to express such constraints, so just give up on
3140 * cloning for SDVO encoders.
3142 intel_sdvo
->base
.cloneable
= 0;
3144 intel_sdvo_select_ddc_bus(dev_priv
, intel_sdvo
);
3146 /* Set the input timing to the screen. Assume always input 0. */
3147 if (!intel_sdvo_set_target_input(intel_sdvo
))
3150 if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo
,
3151 &intel_sdvo
->pixel_clock_min
,
3152 &intel_sdvo
->pixel_clock_max
))
3155 DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
3156 "clock range %dMHz - %dMHz, "
3157 "input 1: %c, input 2: %c, "
3158 "output 1: %c, output 2: %c\n",
3159 SDVO_NAME(intel_sdvo
),
3160 intel_sdvo
->caps
.vendor_id
, intel_sdvo
->caps
.device_id
,
3161 intel_sdvo
->caps
.device_rev_id
,
3162 intel_sdvo
->pixel_clock_min
/ 1000,
3163 intel_sdvo
->pixel_clock_max
/ 1000,
3164 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
3165 (intel_sdvo
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
3166 /* check currently supported outputs */
3167 intel_sdvo
->caps
.output_flags
&
3168 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
3169 intel_sdvo
->caps
.output_flags
&
3170 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
3174 intel_sdvo_output_cleanup(intel_sdvo
);
3177 drm_encoder_cleanup(&intel_encoder
->base
);
3178 i2c_del_adapter(&intel_sdvo
->ddc
);
3180 intel_sdvo_unselect_i2c_bus(intel_sdvo
);