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/delay.h>
33 #include "intel_drv.h"
36 #include "intel_sdvo_regs.h"
40 struct intel_sdvo_priv
{
41 struct intel_i2c_chan
*i2c_bus
;
44 /* Register for the SDVO device: SDVOB or SDVOC */
47 /* Active outputs controlled by this SDVO output */
48 uint16_t controlled_output
;
51 * Capabilities of the SDVO device returned by
52 * i830_sdvo_get_capabilities()
54 struct intel_sdvo_caps caps
;
56 /* Pixel clock limitations reported by the SDVO device, in kHz */
57 int pixel_clock_min
, pixel_clock_max
;
60 * This is set if we're going to treat the device as TV-out.
62 * While we have these nice friendly flags for output types that ought
63 * to decide this for us, the S-Video output on our HDMI+S-Video card
64 * shows up as RGB1 (VGA).
69 * This is set if we treat the device as HDMI, instead of DVI.
73 * This is set if we detect output of sdvo device as LVDS.
78 * Returned SDTV resolutions allowed for the current format, if the
81 struct intel_sdvo_sdtv_resolution_reply sdtv_resolutions
;
84 * Current selected TV format.
86 * This is stored in the same structure that's passed to the device, for
89 struct intel_sdvo_tv_format tv_format
;
92 * supported encoding mode, used to determine whether HDMI is
95 struct intel_sdvo_encode encode
;
97 /* DDC bus used by this SDVO output */
101 u16 save_active_outputs
;
102 struct intel_sdvo_dtd save_input_dtd_1
, save_input_dtd_2
;
103 struct intel_sdvo_dtd save_output_dtd
[16];
108 * Writes the SDVOB or SDVOC with the given value, but always writes both
109 * SDVOB and SDVOC to work around apparent hardware issues (according to
110 * comments in the BIOS).
112 static void intel_sdvo_write_sdvox(struct intel_output
*intel_output
, u32 val
)
114 struct drm_device
*dev
= intel_output
->base
.dev
;
115 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
116 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
117 u32 bval
= val
, cval
= val
;
120 if (sdvo_priv
->output_device
== SDVOB
) {
121 cval
= I915_READ(SDVOC
);
123 bval
= I915_READ(SDVOB
);
126 * Write the registers twice for luck. Sometimes,
127 * writing them only once doesn't appear to 'stick'.
128 * The BIOS does this too. Yay, magic
130 for (i
= 0; i
< 2; i
++)
132 I915_WRITE(SDVOB
, bval
);
134 I915_WRITE(SDVOC
, cval
);
139 static bool intel_sdvo_read_byte(struct intel_output
*intel_output
, u8 addr
,
142 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
147 struct i2c_msg msgs
[] = {
149 .addr
= sdvo_priv
->i2c_bus
->slave_addr
,
155 .addr
= sdvo_priv
->i2c_bus
->slave_addr
,
165 if ((ret
= i2c_transfer(&sdvo_priv
->i2c_bus
->adapter
, msgs
, 2)) == 2)
171 DRM_DEBUG("i2c transfer returned %d\n", ret
);
175 static bool intel_sdvo_write_byte(struct intel_output
*intel_output
, int addr
,
179 struct i2c_msg msgs
[] = {
181 .addr
= intel_output
->i2c_bus
->slave_addr
,
191 if (i2c_transfer(&intel_output
->i2c_bus
->adapter
, msgs
, 1) == 1)
198 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
199 /** Mapping of command numbers to names, for debug output */
200 static const struct _sdvo_cmd_name
{
203 } sdvo_cmd_names
[] = {
204 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET
),
205 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS
),
206 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV
),
207 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS
),
208 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS
),
209 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS
),
210 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP
),
211 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP
),
212 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS
),
213 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT
),
214 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG
),
215 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG
),
216 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE
),
217 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT
),
218 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT
),
219 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1
),
220 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2
),
221 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
222 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2
),
223 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1
),
224 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
),
225 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2
),
226 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
),
227 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2
),
228 SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
),
229 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
),
230 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
),
231 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
),
232 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE
),
233 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS
),
234 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT
),
235 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT
),
236 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS
),
237 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT
),
238 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT
),
239 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES
),
240 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE
),
241 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE
),
242 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE
),
243 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH
),
244 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
),
245 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT
),
246 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS
),
248 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE
),
249 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE
),
250 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE
),
251 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI
),
252 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI
),
253 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP
),
254 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY
),
255 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY
),
256 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER
),
257 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT
),
258 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT
),
259 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX
),
260 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX
),
261 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO
),
262 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT
),
263 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT
),
264 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE
),
265 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE
),
266 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA
),
267 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA
),
270 #define SDVO_NAME(dev_priv) ((dev_priv)->output_device == SDVOB ? "SDVOB" : "SDVOC")
271 #define SDVO_PRIV(output) ((struct intel_sdvo_priv *) (output)->dev_priv)
274 static void intel_sdvo_debug_write(struct intel_output
*intel_output
, u8 cmd
,
275 void *args
, int args_len
)
277 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
280 printk(KERN_DEBUG
"%s: W: %02X ", SDVO_NAME(sdvo_priv
), cmd
);
281 for (i
= 0; i
< args_len
; i
++)
282 printk(KERN_DEBUG
"%02X ", ((u8
*)args
)[i
]);
284 printk(KERN_DEBUG
" ");
285 for (i
= 0; i
< sizeof(sdvo_cmd_names
) / sizeof(sdvo_cmd_names
[0]); i
++) {
286 if (cmd
== sdvo_cmd_names
[i
].cmd
) {
287 printk(KERN_DEBUG
"(%s)", sdvo_cmd_names
[i
].name
);
291 if (i
== sizeof(sdvo_cmd_names
)/ sizeof(sdvo_cmd_names
[0]))
292 printk(KERN_DEBUG
"(%02X)", cmd
);
293 printk(KERN_DEBUG
"\n");
296 #define intel_sdvo_debug_write(o, c, a, l)
299 static void intel_sdvo_write_cmd(struct intel_output
*intel_output
, u8 cmd
,
300 void *args
, int args_len
)
304 intel_sdvo_debug_write(intel_output
, cmd
, args
, args_len
);
306 for (i
= 0; i
< args_len
; i
++) {
307 intel_sdvo_write_byte(intel_output
, SDVO_I2C_ARG_0
- i
,
311 intel_sdvo_write_byte(intel_output
, SDVO_I2C_OPCODE
, cmd
);
315 static const char *cmd_status_names
[] = {
321 "Target not specified",
322 "Scaling not supported"
325 static void intel_sdvo_debug_response(struct intel_output
*intel_output
,
326 void *response
, int response_len
,
329 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
332 printk(KERN_DEBUG
"%s: R: ", SDVO_NAME(sdvo_priv
));
333 for (i
= 0; i
< response_len
; i
++)
334 printk(KERN_DEBUG
"%02X ", ((u8
*)response
)[i
]);
336 printk(KERN_DEBUG
" ");
337 if (status
<= SDVO_CMD_STATUS_SCALING_NOT_SUPP
)
338 printk(KERN_DEBUG
"(%s)", cmd_status_names
[status
]);
340 printk(KERN_DEBUG
"(??? %d)", status
);
341 printk(KERN_DEBUG
"\n");
344 #define intel_sdvo_debug_response(o, r, l, s)
347 static u8
intel_sdvo_read_response(struct intel_output
*intel_output
,
348 void *response
, int response_len
)
355 /* Read the command response */
356 for (i
= 0; i
< response_len
; i
++) {
357 intel_sdvo_read_byte(intel_output
,
358 SDVO_I2C_RETURN_0
+ i
,
359 &((u8
*)response
)[i
]);
362 /* read the return status */
363 intel_sdvo_read_byte(intel_output
, SDVO_I2C_CMD_STATUS
,
366 intel_sdvo_debug_response(intel_output
, response
, response_len
,
368 if (status
!= SDVO_CMD_STATUS_PENDING
)
377 static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode
*mode
)
379 if (mode
->clock
>= 100000)
381 else if (mode
->clock
>= 50000)
388 * Don't check status code from this as it switches the bus back to the
389 * SDVO chips which defeats the purpose of doing a bus switch in the first
392 static void intel_sdvo_set_control_bus_switch(struct intel_output
*intel_output
,
395 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_CONTROL_BUS_SWITCH
, &target
, 1);
398 static bool intel_sdvo_set_target_input(struct intel_output
*intel_output
, bool target_0
, bool target_1
)
400 struct intel_sdvo_set_target_input_args targets
= {0};
403 if (target_0
&& target_1
)
404 return SDVO_CMD_STATUS_NOTSUPP
;
407 targets
.target_1
= 1;
409 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_TARGET_INPUT
, &targets
,
412 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
414 return (status
== SDVO_CMD_STATUS_SUCCESS
);
418 * Return whether each input is trained.
420 * This function is making an assumption about the layout of the response,
421 * which should be checked against the docs.
423 static bool intel_sdvo_get_trained_inputs(struct intel_output
*intel_output
, bool *input_1
, bool *input_2
)
425 struct intel_sdvo_get_trained_inputs_response response
;
428 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_TRAINED_INPUTS
, NULL
, 0);
429 status
= intel_sdvo_read_response(intel_output
, &response
, sizeof(response
));
430 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
433 *input_1
= response
.input0_trained
;
434 *input_2
= response
.input1_trained
;
438 static bool intel_sdvo_get_active_outputs(struct intel_output
*intel_output
,
443 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_ACTIVE_OUTPUTS
, NULL
, 0);
444 status
= intel_sdvo_read_response(intel_output
, outputs
, sizeof(*outputs
));
446 return (status
== SDVO_CMD_STATUS_SUCCESS
);
449 static bool intel_sdvo_set_active_outputs(struct intel_output
*intel_output
,
454 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_ACTIVE_OUTPUTS
, &outputs
,
456 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
457 return (status
== SDVO_CMD_STATUS_SUCCESS
);
460 static bool intel_sdvo_set_encoder_power_state(struct intel_output
*intel_output
,
463 u8 status
, state
= SDVO_ENCODER_STATE_ON
;
466 case DRM_MODE_DPMS_ON
:
467 state
= SDVO_ENCODER_STATE_ON
;
469 case DRM_MODE_DPMS_STANDBY
:
470 state
= SDVO_ENCODER_STATE_STANDBY
;
472 case DRM_MODE_DPMS_SUSPEND
:
473 state
= SDVO_ENCODER_STATE_SUSPEND
;
475 case DRM_MODE_DPMS_OFF
:
476 state
= SDVO_ENCODER_STATE_OFF
;
480 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_ENCODER_POWER_STATE
, &state
,
482 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
484 return (status
== SDVO_CMD_STATUS_SUCCESS
);
487 static bool intel_sdvo_get_input_pixel_clock_range(struct intel_output
*intel_output
,
491 struct intel_sdvo_pixel_clock_range clocks
;
494 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE
,
497 status
= intel_sdvo_read_response(intel_output
, &clocks
, sizeof(clocks
));
499 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
502 /* Convert the values from units of 10 kHz to kHz. */
503 *clock_min
= clocks
.min
* 10;
504 *clock_max
= clocks
.max
* 10;
509 static bool intel_sdvo_set_target_output(struct intel_output
*intel_output
,
514 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_TARGET_OUTPUT
, &outputs
,
517 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
518 return (status
== SDVO_CMD_STATUS_SUCCESS
);
521 static bool intel_sdvo_get_timing(struct intel_output
*intel_output
, u8 cmd
,
522 struct intel_sdvo_dtd
*dtd
)
526 intel_sdvo_write_cmd(intel_output
, cmd
, NULL
, 0);
527 status
= intel_sdvo_read_response(intel_output
, &dtd
->part1
,
529 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
532 intel_sdvo_write_cmd(intel_output
, cmd
+ 1, NULL
, 0);
533 status
= intel_sdvo_read_response(intel_output
, &dtd
->part2
,
535 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
541 static bool intel_sdvo_get_input_timing(struct intel_output
*intel_output
,
542 struct intel_sdvo_dtd
*dtd
)
544 return intel_sdvo_get_timing(intel_output
,
545 SDVO_CMD_GET_INPUT_TIMINGS_PART1
, dtd
);
548 static bool intel_sdvo_get_output_timing(struct intel_output
*intel_output
,
549 struct intel_sdvo_dtd
*dtd
)
551 return intel_sdvo_get_timing(intel_output
,
552 SDVO_CMD_GET_OUTPUT_TIMINGS_PART1
, dtd
);
555 static bool intel_sdvo_set_timing(struct intel_output
*intel_output
, u8 cmd
,
556 struct intel_sdvo_dtd
*dtd
)
560 intel_sdvo_write_cmd(intel_output
, cmd
, &dtd
->part1
, sizeof(dtd
->part1
));
561 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
562 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
565 intel_sdvo_write_cmd(intel_output
, cmd
+ 1, &dtd
->part2
, sizeof(dtd
->part2
));
566 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
567 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
573 static bool intel_sdvo_set_input_timing(struct intel_output
*intel_output
,
574 struct intel_sdvo_dtd
*dtd
)
576 return intel_sdvo_set_timing(intel_output
,
577 SDVO_CMD_SET_INPUT_TIMINGS_PART1
, dtd
);
580 static bool intel_sdvo_set_output_timing(struct intel_output
*intel_output
,
581 struct intel_sdvo_dtd
*dtd
)
583 return intel_sdvo_set_timing(intel_output
,
584 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1
, dtd
);
588 intel_sdvo_create_preferred_input_timing(struct intel_output
*output
,
593 struct intel_sdvo_preferred_input_timing_args args
;
596 memset(&args
, 0, sizeof(args
));
599 args
.height
= height
;
602 intel_sdvo_write_cmd(output
, SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING
,
603 &args
, sizeof(args
));
604 status
= intel_sdvo_read_response(output
, NULL
, 0);
605 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
611 static bool intel_sdvo_get_preferred_input_timing(struct intel_output
*output
,
612 struct intel_sdvo_dtd
*dtd
)
616 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1
,
619 status
= intel_sdvo_read_response(output
, &dtd
->part1
,
621 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
624 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2
,
627 status
= intel_sdvo_read_response(output
, &dtd
->part2
,
629 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
635 static int intel_sdvo_get_clock_rate_mult(struct intel_output
*intel_output
)
639 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_CLOCK_RATE_MULT
, NULL
, 0);
640 status
= intel_sdvo_read_response(intel_output
, &response
, 1);
642 if (status
!= SDVO_CMD_STATUS_SUCCESS
) {
643 DRM_DEBUG("Couldn't get SDVO clock rate multiplier\n");
644 return SDVO_CLOCK_RATE_MULT_1X
;
646 DRM_DEBUG("Current clock rate multiplier: %d\n", response
);
652 static bool intel_sdvo_set_clock_rate_mult(struct intel_output
*intel_output
, u8 val
)
656 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_CLOCK_RATE_MULT
, &val
, 1);
657 status
= intel_sdvo_read_response(intel_output
, NULL
, 0);
658 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
664 static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd
*dtd
,
665 struct drm_display_mode
*mode
)
667 uint16_t width
, height
;
668 uint16_t h_blank_len
, h_sync_len
, v_blank_len
, v_sync_len
;
669 uint16_t h_sync_offset
, v_sync_offset
;
671 width
= mode
->crtc_hdisplay
;
672 height
= mode
->crtc_vdisplay
;
674 /* do some mode translations */
675 h_blank_len
= mode
->crtc_hblank_end
- mode
->crtc_hblank_start
;
676 h_sync_len
= mode
->crtc_hsync_end
- mode
->crtc_hsync_start
;
678 v_blank_len
= mode
->crtc_vblank_end
- mode
->crtc_vblank_start
;
679 v_sync_len
= mode
->crtc_vsync_end
- mode
->crtc_vsync_start
;
681 h_sync_offset
= mode
->crtc_hsync_start
- mode
->crtc_hblank_start
;
682 v_sync_offset
= mode
->crtc_vsync_start
- mode
->crtc_vblank_start
;
684 dtd
->part1
.clock
= mode
->clock
/ 10;
685 dtd
->part1
.h_active
= width
& 0xff;
686 dtd
->part1
.h_blank
= h_blank_len
& 0xff;
687 dtd
->part1
.h_high
= (((width
>> 8) & 0xf) << 4) |
688 ((h_blank_len
>> 8) & 0xf);
689 dtd
->part1
.v_active
= height
& 0xff;
690 dtd
->part1
.v_blank
= v_blank_len
& 0xff;
691 dtd
->part1
.v_high
= (((height
>> 8) & 0xf) << 4) |
692 ((v_blank_len
>> 8) & 0xf);
694 dtd
->part2
.h_sync_off
= h_sync_offset
& 0xff;
695 dtd
->part2
.h_sync_width
= h_sync_len
& 0xff;
696 dtd
->part2
.v_sync_off_width
= (v_sync_offset
& 0xf) << 4 |
698 dtd
->part2
.sync_off_width_high
= ((h_sync_offset
& 0x300) >> 2) |
699 ((h_sync_len
& 0x300) >> 4) | ((v_sync_offset
& 0x30) >> 2) |
700 ((v_sync_len
& 0x30) >> 4);
702 dtd
->part2
.dtd_flags
= 0x18;
703 if (mode
->flags
& DRM_MODE_FLAG_PHSYNC
)
704 dtd
->part2
.dtd_flags
|= 0x2;
705 if (mode
->flags
& DRM_MODE_FLAG_PVSYNC
)
706 dtd
->part2
.dtd_flags
|= 0x4;
708 dtd
->part2
.sdvo_flags
= 0;
709 dtd
->part2
.v_sync_off_high
= v_sync_offset
& 0xc0;
710 dtd
->part2
.reserved
= 0;
713 static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode
* mode
,
714 struct intel_sdvo_dtd
*dtd
)
716 mode
->hdisplay
= dtd
->part1
.h_active
;
717 mode
->hdisplay
+= ((dtd
->part1
.h_high
>> 4) & 0x0f) << 8;
718 mode
->hsync_start
= mode
->hdisplay
+ dtd
->part2
.h_sync_off
;
719 mode
->hsync_start
+= (dtd
->part2
.sync_off_width_high
& 0xc0) << 2;
720 mode
->hsync_end
= mode
->hsync_start
+ dtd
->part2
.h_sync_width
;
721 mode
->hsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x30) << 4;
722 mode
->htotal
= mode
->hdisplay
+ dtd
->part1
.h_blank
;
723 mode
->htotal
+= (dtd
->part1
.h_high
& 0xf) << 8;
725 mode
->vdisplay
= dtd
->part1
.v_active
;
726 mode
->vdisplay
+= ((dtd
->part1
.v_high
>> 4) & 0x0f) << 8;
727 mode
->vsync_start
= mode
->vdisplay
;
728 mode
->vsync_start
+= (dtd
->part2
.v_sync_off_width
>> 4) & 0xf;
729 mode
->vsync_start
+= (dtd
->part2
.sync_off_width_high
& 0x0c) << 2;
730 mode
->vsync_start
+= dtd
->part2
.v_sync_off_high
& 0xc0;
731 mode
->vsync_end
= mode
->vsync_start
+
732 (dtd
->part2
.v_sync_off_width
& 0xf);
733 mode
->vsync_end
+= (dtd
->part2
.sync_off_width_high
& 0x3) << 4;
734 mode
->vtotal
= mode
->vdisplay
+ dtd
->part1
.v_blank
;
735 mode
->vtotal
+= (dtd
->part1
.v_high
& 0xf) << 8;
737 mode
->clock
= dtd
->part1
.clock
* 10;
739 mode
->flags
&= ~(DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
);
740 if (dtd
->part2
.dtd_flags
& 0x2)
741 mode
->flags
|= DRM_MODE_FLAG_PHSYNC
;
742 if (dtd
->part2
.dtd_flags
& 0x4)
743 mode
->flags
|= DRM_MODE_FLAG_PVSYNC
;
746 static bool intel_sdvo_get_supp_encode(struct intel_output
*output
,
747 struct intel_sdvo_encode
*encode
)
751 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_SUPP_ENCODE
, NULL
, 0);
752 status
= intel_sdvo_read_response(output
, encode
, sizeof(*encode
));
753 if (status
!= SDVO_CMD_STATUS_SUCCESS
) { /* non-support means DVI */
754 memset(encode
, 0, sizeof(*encode
));
761 static bool intel_sdvo_set_encode(struct intel_output
*output
, uint8_t mode
)
765 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_ENCODE
, &mode
, 1);
766 status
= intel_sdvo_read_response(output
, NULL
, 0);
768 return (status
== SDVO_CMD_STATUS_SUCCESS
);
771 static bool intel_sdvo_set_colorimetry(struct intel_output
*output
,
776 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_COLORIMETRY
, &mode
, 1);
777 status
= intel_sdvo_read_response(output
, NULL
, 0);
779 return (status
== SDVO_CMD_STATUS_SUCCESS
);
783 static void intel_sdvo_dump_hdmi_buf(struct intel_output
*output
)
786 uint8_t set_buf_index
[2];
792 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_HBUF_AV_SPLIT
, NULL
, 0);
793 intel_sdvo_read_response(output
, &av_split
, 1);
795 for (i
= 0; i
<= av_split
; i
++) {
796 set_buf_index
[0] = i
; set_buf_index
[1] = 0;
797 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_HBUF_INDEX
,
799 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_HBUF_INFO
, NULL
, 0);
800 intel_sdvo_read_response(output
, &buf_size
, 1);
803 for (j
= 0; j
<= buf_size
; j
+= 8) {
804 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_HBUF_DATA
,
806 intel_sdvo_read_response(output
, pos
, 8);
813 static void intel_sdvo_set_hdmi_buf(struct intel_output
*output
, int index
,
814 uint8_t *data
, int8_t size
, uint8_t tx_rate
)
816 uint8_t set_buf_index
[2];
818 set_buf_index
[0] = index
;
819 set_buf_index
[1] = 0;
821 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_HBUF_INDEX
, set_buf_index
, 2);
823 for (; size
> 0; size
-= 8) {
824 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_HBUF_DATA
, data
, 8);
828 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_HBUF_TXRATE
, &tx_rate
, 1);
831 static uint8_t intel_sdvo_calc_hbuf_csum(uint8_t *data
, uint8_t size
)
836 for (i
= 0; i
< size
; i
++)
842 #define DIP_TYPE_AVI 0x82
843 #define DIP_VERSION_AVI 0x2
844 #define DIP_LEN_AVI 13
846 struct dip_infoframe
{
874 /* Packet Byte #6~13 */
875 uint16_t top_bar_end
;
876 uint16_t bottom_bar_start
;
877 uint16_t left_bar_end
;
878 uint16_t right_bar_start
;
882 uint8_t channel_count
:3;
884 uint8_t coding_type
:4;
886 uint8_t sample_size
:2; /* SS0, SS1 */
887 uint8_t sample_frequency
:3;
890 uint8_t coding_type_private
:5;
893 uint8_t channel_allocation
;
896 uint8_t level_shift
:4;
897 uint8_t downmix_inhibit
:1;
900 } __attribute__ ((packed
)) u
;
901 } __attribute__((packed
));
903 static void intel_sdvo_set_avi_infoframe(struct intel_output
*output
,
904 struct drm_display_mode
* mode
)
906 struct dip_infoframe avi_if
= {
907 .type
= DIP_TYPE_AVI
,
908 .version
= DIP_VERSION_AVI
,
912 avi_if
.checksum
= intel_sdvo_calc_hbuf_csum((uint8_t *)&avi_if
,
914 intel_sdvo_set_hdmi_buf(output
, 1, (uint8_t *)&avi_if
, 4 + avi_if
.len
,
918 static void intel_sdvo_set_tv_format(struct intel_output
*output
)
920 struct intel_sdvo_priv
*sdvo_priv
= output
->dev_priv
;
921 struct intel_sdvo_tv_format
*format
, unset
;
924 format
= &sdvo_priv
->tv_format
;
925 memset(&unset
, 0, sizeof(unset
));
926 if (memcmp(format
, &unset
, sizeof(*format
))) {
927 DRM_DEBUG("%s: Choosing default TV format of NTSC-M\n",
928 SDVO_NAME(sdvo_priv
));
930 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_TV_FORMAT
, format
,
932 status
= intel_sdvo_read_response(output
, NULL
, 0);
933 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
934 DRM_DEBUG("%s: Failed to set TV format\n",
935 SDVO_NAME(sdvo_priv
));
939 static bool intel_sdvo_mode_fixup(struct drm_encoder
*encoder
,
940 struct drm_display_mode
*mode
,
941 struct drm_display_mode
*adjusted_mode
)
943 struct intel_output
*output
= enc_to_intel_output(encoder
);
944 struct intel_sdvo_priv
*dev_priv
= output
->dev_priv
;
946 if (!dev_priv
->is_tv
) {
947 /* Make the CRTC code factor in the SDVO pixel multiplier. The
948 * SDVO device will be told of the multiplier during mode_set.
950 adjusted_mode
->clock
*= intel_sdvo_get_pixel_multiplier(mode
);
952 struct intel_sdvo_dtd output_dtd
;
955 /* We need to construct preferred input timings based on our
956 * output timings. To do that, we have to set the output
957 * timings, even though this isn't really the right place in
958 * the sequence to do it. Oh well.
962 /* Set output timings */
963 intel_sdvo_get_dtd_from_mode(&output_dtd
, mode
);
964 intel_sdvo_set_target_output(output
,
965 dev_priv
->controlled_output
);
966 intel_sdvo_set_output_timing(output
, &output_dtd
);
968 /* Set the input timing to the screen. Assume always input 0. */
969 intel_sdvo_set_target_input(output
, true, false);
972 success
= intel_sdvo_create_preferred_input_timing(output
,
977 struct intel_sdvo_dtd input_dtd
;
979 intel_sdvo_get_preferred_input_timing(output
,
981 intel_sdvo_get_mode_from_dtd(adjusted_mode
, &input_dtd
);
983 drm_mode_set_crtcinfo(adjusted_mode
, 0);
985 mode
->clock
= adjusted_mode
->clock
;
987 adjusted_mode
->clock
*=
988 intel_sdvo_get_pixel_multiplier(mode
);
996 static void intel_sdvo_mode_set(struct drm_encoder
*encoder
,
997 struct drm_display_mode
*mode
,
998 struct drm_display_mode
*adjusted_mode
)
1000 struct drm_device
*dev
= encoder
->dev
;
1001 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1002 struct drm_crtc
*crtc
= encoder
->crtc
;
1003 struct intel_crtc
*intel_crtc
= to_intel_crtc(crtc
);
1004 struct intel_output
*output
= enc_to_intel_output(encoder
);
1005 struct intel_sdvo_priv
*sdvo_priv
= output
->dev_priv
;
1007 int sdvo_pixel_multiply
;
1008 struct intel_sdvo_in_out_map in_out
;
1009 struct intel_sdvo_dtd input_dtd
;
1015 /* First, set the input mapping for the first input to our controlled
1016 * output. This is only correct if we're a single-input device, in
1017 * which case the first input is the output from the appropriate SDVO
1018 * channel on the motherboard. In a two-input device, the first input
1019 * will be SDVOB and the second SDVOC.
1021 in_out
.in0
= sdvo_priv
->controlled_output
;
1024 intel_sdvo_write_cmd(output
, SDVO_CMD_SET_IN_OUT_MAP
,
1025 &in_out
, sizeof(in_out
));
1026 status
= intel_sdvo_read_response(output
, NULL
, 0);
1028 if (sdvo_priv
->is_hdmi
) {
1029 intel_sdvo_set_avi_infoframe(output
, mode
);
1030 sdvox
|= SDVO_AUDIO_ENABLE
;
1033 /* We have tried to get input timing in mode_fixup, and filled into
1035 if (sdvo_priv
->is_tv
)
1036 intel_sdvo_get_dtd_from_mode(&input_dtd
, adjusted_mode
);
1038 intel_sdvo_get_dtd_from_mode(&input_dtd
, mode
);
1040 /* If it's a TV, we already set the output timing in mode_fixup.
1041 * Otherwise, the output timing is equal to the input timing.
1043 if (!sdvo_priv
->is_tv
) {
1044 /* Set the output timing to the screen */
1045 intel_sdvo_set_target_output(output
,
1046 sdvo_priv
->controlled_output
);
1047 intel_sdvo_set_output_timing(output
, &input_dtd
);
1050 /* Set the input timing to the screen. Assume always input 0. */
1051 intel_sdvo_set_target_input(output
, true, false);
1053 if (sdvo_priv
->is_tv
)
1054 intel_sdvo_set_tv_format(output
);
1056 /* We would like to use intel_sdvo_create_preferred_input_timing() to
1057 * provide the device with a timing it can support, if it supports that
1058 * feature. However, presumably we would need to adjust the CRTC to
1059 * output the preferred timing, and we don't support that currently.
1062 success
= intel_sdvo_create_preferred_input_timing(output
, clock
,
1065 struct intel_sdvo_dtd
*input_dtd
;
1067 intel_sdvo_get_preferred_input_timing(output
, &input_dtd
);
1068 intel_sdvo_set_input_timing(output
, &input_dtd
);
1071 intel_sdvo_set_input_timing(output
, &input_dtd
);
1074 switch (intel_sdvo_get_pixel_multiplier(mode
)) {
1076 intel_sdvo_set_clock_rate_mult(output
,
1077 SDVO_CLOCK_RATE_MULT_1X
);
1080 intel_sdvo_set_clock_rate_mult(output
,
1081 SDVO_CLOCK_RATE_MULT_2X
);
1084 intel_sdvo_set_clock_rate_mult(output
,
1085 SDVO_CLOCK_RATE_MULT_4X
);
1089 /* Set the SDVO control regs. */
1090 if (IS_I965G(dev
)) {
1091 sdvox
|= SDVO_BORDER_ENABLE
|
1092 SDVO_VSYNC_ACTIVE_HIGH
|
1093 SDVO_HSYNC_ACTIVE_HIGH
;
1095 sdvox
|= I915_READ(sdvo_priv
->output_device
);
1096 switch (sdvo_priv
->output_device
) {
1098 sdvox
&= SDVOB_PRESERVE_MASK
;
1101 sdvox
&= SDVOC_PRESERVE_MASK
;
1104 sdvox
|= (9 << 19) | SDVO_BORDER_ENABLE
;
1106 if (intel_crtc
->pipe
== 1)
1107 sdvox
|= SDVO_PIPE_B_SELECT
;
1109 sdvo_pixel_multiply
= intel_sdvo_get_pixel_multiplier(mode
);
1110 if (IS_I965G(dev
)) {
1111 /* done in crtc_mode_set as the dpll_md reg must be written early */
1112 } else if (IS_I945G(dev
) || IS_I945GM(dev
) || IS_G33(dev
)) {
1113 /* done in crtc_mode_set as it lives inside the dpll register */
1115 sdvox
|= (sdvo_pixel_multiply
- 1) << SDVO_PORT_MULTIPLY_SHIFT
;
1118 intel_sdvo_write_sdvox(output
, sdvox
);
1121 static void intel_sdvo_dpms(struct drm_encoder
*encoder
, int mode
)
1123 struct drm_device
*dev
= encoder
->dev
;
1124 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1125 struct intel_output
*intel_output
= enc_to_intel_output(encoder
);
1126 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
1129 if (mode
!= DRM_MODE_DPMS_ON
) {
1130 intel_sdvo_set_active_outputs(intel_output
, 0);
1132 intel_sdvo_set_encoder_power_state(intel_output
, mode
);
1134 if (mode
== DRM_MODE_DPMS_OFF
) {
1135 temp
= I915_READ(sdvo_priv
->output_device
);
1136 if ((temp
& SDVO_ENABLE
) != 0) {
1137 intel_sdvo_write_sdvox(intel_output
, temp
& ~SDVO_ENABLE
);
1141 bool input1
, input2
;
1145 temp
= I915_READ(sdvo_priv
->output_device
);
1146 if ((temp
& SDVO_ENABLE
) == 0)
1147 intel_sdvo_write_sdvox(intel_output
, temp
| SDVO_ENABLE
);
1148 for (i
= 0; i
< 2; i
++)
1149 intel_wait_for_vblank(dev
);
1151 status
= intel_sdvo_get_trained_inputs(intel_output
, &input1
,
1155 /* Warn if the device reported failure to sync.
1156 * A lot of SDVO devices fail to notify of sync, but it's
1157 * a given it the status is a success, we succeeded.
1159 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
) {
1160 DRM_DEBUG("First %s output reported failure to sync\n",
1161 SDVO_NAME(sdvo_priv
));
1165 intel_sdvo_set_encoder_power_state(intel_output
, mode
);
1166 intel_sdvo_set_active_outputs(intel_output
, sdvo_priv
->controlled_output
);
1171 static void intel_sdvo_save(struct drm_connector
*connector
)
1173 struct drm_device
*dev
= connector
->dev
;
1174 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1175 struct intel_output
*intel_output
= to_intel_output(connector
);
1176 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
1179 sdvo_priv
->save_sdvo_mult
= intel_sdvo_get_clock_rate_mult(intel_output
);
1180 intel_sdvo_get_active_outputs(intel_output
, &sdvo_priv
->save_active_outputs
);
1182 if (sdvo_priv
->caps
.sdvo_inputs_mask
& 0x1) {
1183 intel_sdvo_set_target_input(intel_output
, true, false);
1184 intel_sdvo_get_input_timing(intel_output
,
1185 &sdvo_priv
->save_input_dtd_1
);
1188 if (sdvo_priv
->caps
.sdvo_inputs_mask
& 0x2) {
1189 intel_sdvo_set_target_input(intel_output
, false, true);
1190 intel_sdvo_get_input_timing(intel_output
,
1191 &sdvo_priv
->save_input_dtd_2
);
1194 for (o
= SDVO_OUTPUT_FIRST
; o
<= SDVO_OUTPUT_LAST
; o
++)
1196 u16 this_output
= (1 << o
);
1197 if (sdvo_priv
->caps
.output_flags
& this_output
)
1199 intel_sdvo_set_target_output(intel_output
, this_output
);
1200 intel_sdvo_get_output_timing(intel_output
,
1201 &sdvo_priv
->save_output_dtd
[o
]);
1204 if (sdvo_priv
->is_tv
) {
1205 /* XXX: Save TV format/enhancements. */
1208 sdvo_priv
->save_SDVOX
= I915_READ(sdvo_priv
->output_device
);
1211 static void intel_sdvo_restore(struct drm_connector
*connector
)
1213 struct drm_device
*dev
= connector
->dev
;
1214 struct intel_output
*intel_output
= to_intel_output(connector
);
1215 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
1218 bool input1
, input2
;
1221 intel_sdvo_set_active_outputs(intel_output
, 0);
1223 for (o
= SDVO_OUTPUT_FIRST
; o
<= SDVO_OUTPUT_LAST
; o
++)
1225 u16 this_output
= (1 << o
);
1226 if (sdvo_priv
->caps
.output_flags
& this_output
) {
1227 intel_sdvo_set_target_output(intel_output
, this_output
);
1228 intel_sdvo_set_output_timing(intel_output
, &sdvo_priv
->save_output_dtd
[o
]);
1232 if (sdvo_priv
->caps
.sdvo_inputs_mask
& 0x1) {
1233 intel_sdvo_set_target_input(intel_output
, true, false);
1234 intel_sdvo_set_input_timing(intel_output
, &sdvo_priv
->save_input_dtd_1
);
1237 if (sdvo_priv
->caps
.sdvo_inputs_mask
& 0x2) {
1238 intel_sdvo_set_target_input(intel_output
, false, true);
1239 intel_sdvo_set_input_timing(intel_output
, &sdvo_priv
->save_input_dtd_2
);
1242 intel_sdvo_set_clock_rate_mult(intel_output
, sdvo_priv
->save_sdvo_mult
);
1244 if (sdvo_priv
->is_tv
) {
1245 /* XXX: Restore TV format/enhancements. */
1248 intel_sdvo_write_sdvox(intel_output
, sdvo_priv
->save_SDVOX
);
1250 if (sdvo_priv
->save_SDVOX
& SDVO_ENABLE
)
1252 for (i
= 0; i
< 2; i
++)
1253 intel_wait_for_vblank(dev
);
1254 status
= intel_sdvo_get_trained_inputs(intel_output
, &input1
, &input2
);
1255 if (status
== SDVO_CMD_STATUS_SUCCESS
&& !input1
)
1256 DRM_DEBUG("First %s output reported failure to sync\n",
1257 SDVO_NAME(sdvo_priv
));
1260 intel_sdvo_set_active_outputs(intel_output
, sdvo_priv
->save_active_outputs
);
1263 static int intel_sdvo_mode_valid(struct drm_connector
*connector
,
1264 struct drm_display_mode
*mode
)
1266 struct intel_output
*intel_output
= to_intel_output(connector
);
1267 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
1269 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
1270 return MODE_NO_DBLESCAN
;
1272 if (sdvo_priv
->pixel_clock_min
> mode
->clock
)
1273 return MODE_CLOCK_LOW
;
1275 if (sdvo_priv
->pixel_clock_max
< mode
->clock
)
1276 return MODE_CLOCK_HIGH
;
1281 static bool intel_sdvo_get_capabilities(struct intel_output
*intel_output
, struct intel_sdvo_caps
*caps
)
1285 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_DEVICE_CAPS
, NULL
, 0);
1286 status
= intel_sdvo_read_response(intel_output
, caps
, sizeof(*caps
));
1287 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
1293 struct drm_connector
* intel_sdvo_find(struct drm_device
*dev
, int sdvoB
)
1295 struct drm_connector
*connector
= NULL
;
1296 struct intel_output
*iout
= NULL
;
1297 struct intel_sdvo_priv
*sdvo
;
1299 /* find the sdvo connector */
1300 list_for_each_entry(connector
, &dev
->mode_config
.connector_list
, head
) {
1301 iout
= to_intel_output(connector
);
1303 if (iout
->type
!= INTEL_OUTPUT_SDVO
)
1306 sdvo
= iout
->dev_priv
;
1308 if (sdvo
->output_device
== SDVOB
&& sdvoB
)
1311 if (sdvo
->output_device
== SDVOC
&& !sdvoB
)
1319 int intel_sdvo_supports_hotplug(struct drm_connector
*connector
)
1323 struct intel_output
*intel_output
;
1329 intel_output
= to_intel_output(connector
);
1331 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
, NULL
, 0);
1332 status
= intel_sdvo_read_response(intel_output
, &response
, 2);
1334 if (response
[0] !=0)
1340 void intel_sdvo_set_hotplug(struct drm_connector
*connector
, int on
)
1344 struct intel_output
*intel_output
= to_intel_output(connector
);
1346 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_ACTIVE_HOT_PLUG
, NULL
, 0);
1347 intel_sdvo_read_response(intel_output
, &response
, 2);
1350 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_HOT_PLUG_SUPPORT
, NULL
, 0);
1351 status
= intel_sdvo_read_response(intel_output
, &response
, 2);
1353 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
, &response
, 2);
1357 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_SET_ACTIVE_HOT_PLUG
, &response
, 2);
1360 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_ACTIVE_HOT_PLUG
, NULL
, 0);
1361 intel_sdvo_read_response(intel_output
, &response
, 2);
1365 intel_sdvo_hdmi_sink_detect(struct drm_connector
*connector
)
1367 struct intel_output
*intel_output
= to_intel_output(connector
);
1368 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
1369 struct edid
*edid
= NULL
;
1371 intel_sdvo_set_control_bus_switch(intel_output
, sdvo_priv
->ddc_bus
);
1372 edid
= drm_get_edid(&intel_output
->base
,
1373 &intel_output
->ddc_bus
->adapter
);
1375 sdvo_priv
->is_hdmi
= drm_detect_hdmi_monitor(edid
);
1377 intel_output
->base
.display_info
.raw_edid
= NULL
;
1381 static enum drm_connector_status
intel_sdvo_detect(struct drm_connector
*connector
)
1385 struct intel_output
*intel_output
= to_intel_output(connector
);
1387 intel_sdvo_write_cmd(intel_output
, SDVO_CMD_GET_ATTACHED_DISPLAYS
, NULL
, 0);
1388 status
= intel_sdvo_read_response(intel_output
, &response
, 2);
1390 DRM_DEBUG("SDVO response %d %d\n", response
[0], response
[1]);
1392 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
1393 return connector_status_unknown
;
1395 if ((response
[0] != 0) || (response
[1] != 0)) {
1396 intel_sdvo_hdmi_sink_detect(connector
);
1397 return connector_status_connected
;
1399 return connector_status_disconnected
;
1402 static void intel_sdvo_get_ddc_modes(struct drm_connector
*connector
)
1404 struct intel_output
*intel_output
= to_intel_output(connector
);
1406 /* set the bus switch and get the modes */
1407 intel_ddc_get_modes(intel_output
);
1410 struct drm_device
*dev
= encoder
->dev
;
1411 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1412 /* Mac mini hack. On this device, I get DDC through the analog, which
1413 * load-detects as disconnected. I fail to DDC through the SDVO DDC,
1414 * but it does load-detect as connected. So, just steal the DDC bits
1415 * from analog when we fail at finding it the right way.
1417 crt
= xf86_config
->output
[0];
1418 intel_output
= crt
->driver_private
;
1419 if (intel_output
->type
== I830_OUTPUT_ANALOG
&&
1420 crt
->funcs
->detect(crt
) == XF86OutputStatusDisconnected
) {
1421 I830I2CInit(pScrn
, &intel_output
->pDDCBus
, GPIOA
, "CRTDDC_A");
1422 edid_mon
= xf86OutputGetEDID(crt
, intel_output
->pDDCBus
);
1423 xf86DestroyI2CBusRec(intel_output
->pDDCBus
, true, true);
1426 xf86OutputSetEDID(output
, edid_mon
);
1427 modes
= xf86OutputGetEDIDModes(output
);
1433 * This function checks the current TV format, and chooses a default if
1434 * it hasn't been set.
1437 intel_sdvo_check_tv_format(struct intel_output
*output
)
1439 struct intel_sdvo_priv
*dev_priv
= output
->dev_priv
;
1440 struct intel_sdvo_tv_format format
;
1443 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_TV_FORMAT
, NULL
, 0);
1444 status
= intel_sdvo_read_response(output
, &format
, sizeof(format
));
1445 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
1448 memcpy(&dev_priv
->tv_format
, &format
, sizeof(format
));
1452 * Set of SDVO TV modes.
1453 * Note! This is in reply order (see loop in get_tv_modes).
1454 * XXX: all 60Hz refresh?
1456 struct drm_display_mode sdvo_tv_modes
[] = {
1457 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER
, 5815, 320, 321, 384,
1458 416, 0, 200, 201, 232, 233, 0,
1459 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1460 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER
, 6814, 320, 321, 384,
1461 416, 0, 240, 241, 272, 273, 0,
1462 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1463 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER
, 9910, 400, 401, 464,
1464 496, 0, 300, 301, 332, 333, 0,
1465 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1466 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER
, 16913, 640, 641, 704,
1467 736, 0, 350, 351, 382, 383, 0,
1468 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1469 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER
, 19121, 640, 641, 704,
1470 736, 0, 400, 401, 432, 433, 0,
1471 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1472 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 22654, 640, 641, 704,
1473 736, 0, 480, 481, 512, 513, 0,
1474 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1475 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER
, 24624, 704, 705, 768,
1476 800, 0, 480, 481, 512, 513, 0,
1477 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1478 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER
, 29232, 704, 705, 768,
1479 800, 0, 576, 577, 608, 609, 0,
1480 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1481 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER
, 18751, 720, 721, 784,
1482 816, 0, 350, 351, 382, 383, 0,
1483 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1484 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER
, 21199, 720, 721, 784,
1485 816, 0, 400, 401, 432, 433, 0,
1486 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1487 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER
, 25116, 720, 721, 784,
1488 816, 0, 480, 481, 512, 513, 0,
1489 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1490 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER
, 28054, 720, 721, 784,
1491 816, 0, 540, 541, 572, 573, 0,
1492 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1493 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER
, 29816, 720, 721, 784,
1494 816, 0, 576, 577, 608, 609, 0,
1495 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1496 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER
, 31570, 768, 769, 832,
1497 864, 0, 576, 577, 608, 609, 0,
1498 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1499 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 34030, 800, 801, 864,
1500 896, 0, 600, 601, 632, 633, 0,
1501 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1502 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER
, 36581, 832, 833, 896,
1503 928, 0, 624, 625, 656, 657, 0,
1504 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1505 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER
, 48707, 920, 921, 984,
1506 1016, 0, 766, 767, 798, 799, 0,
1507 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1508 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 53827, 1024, 1025, 1088,
1509 1120, 0, 768, 769, 800, 801, 0,
1510 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1511 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 87265, 1280, 1281, 1344,
1512 1376, 0, 1024, 1025, 1056, 1057, 0,
1513 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1516 static void intel_sdvo_get_tv_modes(struct drm_connector
*connector
)
1518 struct intel_output
*output
= to_intel_output(connector
);
1519 struct intel_sdvo_priv
*sdvo_priv
= output
->dev_priv
;
1520 struct intel_sdvo_sdtv_resolution_request tv_res
;
1525 intel_sdvo_check_tv_format(output
);
1527 /* Read the list of supported input resolutions for the selected TV
1530 memset(&tv_res
, 0, sizeof(tv_res
));
1531 memcpy(&tv_res
, &sdvo_priv
->tv_format
, sizeof(tv_res
));
1532 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT
,
1533 &tv_res
, sizeof(tv_res
));
1534 status
= intel_sdvo_read_response(output
, &reply
, 3);
1535 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
1538 for (i
= 0; i
< ARRAY_SIZE(sdvo_tv_modes
); i
++)
1539 if (reply
& (1 << i
)) {
1540 struct drm_display_mode
*nmode
;
1541 nmode
= drm_mode_duplicate(connector
->dev
,
1544 drm_mode_probed_add(connector
, nmode
);
1548 static void intel_sdvo_get_lvds_modes(struct drm_connector
*connector
)
1550 struct intel_output
*intel_output
= to_intel_output(connector
);
1551 struct intel_sdvo_priv
*sdvo_priv
= intel_output
->dev_priv
;
1552 struct drm_i915_private
*dev_priv
= connector
->dev
->dev_private
;
1555 * Attempt to get the mode list from DDC.
1556 * Assume that the preferred modes are
1557 * arranged in priority order.
1559 /* set the bus switch and get the modes */
1560 intel_sdvo_set_control_bus_switch(intel_output
, sdvo_priv
->ddc_bus
);
1561 intel_ddc_get_modes(intel_output
);
1562 if (list_empty(&connector
->probed_modes
) == false)
1565 /* Fetch modes from VBT */
1566 if (dev_priv
->sdvo_lvds_vbt_mode
!= NULL
) {
1567 struct drm_display_mode
*newmode
;
1568 newmode
= drm_mode_duplicate(connector
->dev
,
1569 dev_priv
->sdvo_lvds_vbt_mode
);
1570 if (newmode
!= NULL
) {
1571 /* Guarantee the mode is preferred */
1572 newmode
->type
= (DRM_MODE_TYPE_PREFERRED
|
1573 DRM_MODE_TYPE_DRIVER
);
1574 drm_mode_probed_add(connector
, newmode
);
1579 static int intel_sdvo_get_modes(struct drm_connector
*connector
)
1581 struct intel_output
*output
= to_intel_output(connector
);
1582 struct intel_sdvo_priv
*sdvo_priv
= output
->dev_priv
;
1584 if (sdvo_priv
->is_tv
)
1585 intel_sdvo_get_tv_modes(connector
);
1586 else if (sdvo_priv
->is_lvds
== true)
1587 intel_sdvo_get_lvds_modes(connector
);
1589 intel_sdvo_get_ddc_modes(connector
);
1591 if (list_empty(&connector
->probed_modes
))
1596 static void intel_sdvo_destroy(struct drm_connector
*connector
)
1598 struct intel_output
*intel_output
= to_intel_output(connector
);
1600 if (intel_output
->i2c_bus
)
1601 intel_i2c_destroy(intel_output
->i2c_bus
);
1602 if (intel_output
->ddc_bus
)
1603 intel_i2c_destroy(intel_output
->ddc_bus
);
1605 drm_sysfs_connector_remove(connector
);
1606 drm_connector_cleanup(connector
);
1607 kfree(intel_output
);
1610 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs
= {
1611 .dpms
= intel_sdvo_dpms
,
1612 .mode_fixup
= intel_sdvo_mode_fixup
,
1613 .prepare
= intel_encoder_prepare
,
1614 .mode_set
= intel_sdvo_mode_set
,
1615 .commit
= intel_encoder_commit
,
1618 static const struct drm_connector_funcs intel_sdvo_connector_funcs
= {
1619 .save
= intel_sdvo_save
,
1620 .restore
= intel_sdvo_restore
,
1621 .detect
= intel_sdvo_detect
,
1622 .fill_modes
= drm_helper_probe_single_connector_modes
,
1623 .destroy
= intel_sdvo_destroy
,
1626 static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs
= {
1627 .get_modes
= intel_sdvo_get_modes
,
1628 .mode_valid
= intel_sdvo_mode_valid
,
1629 .best_encoder
= intel_best_encoder
,
1632 static void intel_sdvo_enc_destroy(struct drm_encoder
*encoder
)
1634 drm_encoder_cleanup(encoder
);
1637 static const struct drm_encoder_funcs intel_sdvo_enc_funcs
= {
1638 .destroy
= intel_sdvo_enc_destroy
,
1643 * Choose the appropriate DDC bus for control bus switch command for this
1644 * SDVO output based on the controlled output.
1646 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1647 * outputs, then LVDS outputs.
1650 intel_sdvo_select_ddc_bus(struct intel_sdvo_priv
*dev_priv
)
1653 unsigned int num_bits
;
1655 /* Make a mask of outputs less than or equal to our own priority in the
1658 switch (dev_priv
->controlled_output
) {
1659 case SDVO_OUTPUT_LVDS1
:
1660 mask
|= SDVO_OUTPUT_LVDS1
;
1661 case SDVO_OUTPUT_LVDS0
:
1662 mask
|= SDVO_OUTPUT_LVDS0
;
1663 case SDVO_OUTPUT_TMDS1
:
1664 mask
|= SDVO_OUTPUT_TMDS1
;
1665 case SDVO_OUTPUT_TMDS0
:
1666 mask
|= SDVO_OUTPUT_TMDS0
;
1667 case SDVO_OUTPUT_RGB1
:
1668 mask
|= SDVO_OUTPUT_RGB1
;
1669 case SDVO_OUTPUT_RGB0
:
1670 mask
|= SDVO_OUTPUT_RGB0
;
1674 /* Count bits to find what number we are in the priority list. */
1675 mask
&= dev_priv
->caps
.output_flags
;
1676 num_bits
= hweight16(mask
);
1678 /* if more than 3 outputs, default to DDC bus 3 for now */
1682 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1683 dev_priv
->ddc_bus
= 1 << num_bits
;
1687 intel_sdvo_get_digital_encoding_mode(struct intel_output
*output
)
1689 struct intel_sdvo_priv
*sdvo_priv
= output
->dev_priv
;
1692 intel_sdvo_set_target_output(output
, sdvo_priv
->controlled_output
);
1694 intel_sdvo_write_cmd(output
, SDVO_CMD_GET_ENCODE
, NULL
, 0);
1695 status
= intel_sdvo_read_response(output
, &sdvo_priv
->is_hdmi
, 1);
1696 if (status
!= SDVO_CMD_STATUS_SUCCESS
)
1701 static struct intel_output
*
1702 intel_sdvo_chan_to_intel_output(struct intel_i2c_chan
*chan
)
1704 struct drm_device
*dev
= chan
->drm_dev
;
1705 struct drm_connector
*connector
;
1706 struct intel_output
*intel_output
= NULL
;
1708 list_for_each_entry(connector
,
1709 &dev
->mode_config
.connector_list
, head
) {
1710 if (to_intel_output(connector
)->ddc_bus
== chan
) {
1711 intel_output
= to_intel_output(connector
);
1715 return intel_output
;
1718 static int intel_sdvo_master_xfer(struct i2c_adapter
*i2c_adap
,
1719 struct i2c_msg msgs
[], int num
)
1721 struct intel_output
*intel_output
;
1722 struct intel_sdvo_priv
*sdvo_priv
;
1723 struct i2c_algo_bit_data
*algo_data
;
1724 struct i2c_algorithm
*algo
;
1726 algo_data
= (struct i2c_algo_bit_data
*)i2c_adap
->algo_data
;
1728 intel_sdvo_chan_to_intel_output(
1729 (struct intel_i2c_chan
*)(algo_data
->data
));
1730 if (intel_output
== NULL
)
1733 sdvo_priv
= intel_output
->dev_priv
;
1734 algo
= (struct i2c_algorithm
*)intel_output
->i2c_bus
->adapter
.algo
;
1736 intel_sdvo_set_control_bus_switch(intel_output
, sdvo_priv
->ddc_bus
);
1737 return algo
->master_xfer(i2c_adap
, msgs
, num
);
1740 static struct i2c_algorithm intel_sdvo_i2c_bit_algo
= {
1741 .master_xfer
= intel_sdvo_master_xfer
,
1745 intel_sdvo_get_slave_addr(struct drm_device
*dev
, int output_device
)
1747 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1748 struct sdvo_device_mapping
*my_mapping
, *other_mapping
;
1750 if (output_device
== SDVOB
) {
1751 my_mapping
= &dev_priv
->sdvo_mappings
[0];
1752 other_mapping
= &dev_priv
->sdvo_mappings
[1];
1754 my_mapping
= &dev_priv
->sdvo_mappings
[1];
1755 other_mapping
= &dev_priv
->sdvo_mappings
[0];
1758 /* If the BIOS described our SDVO device, take advantage of it. */
1759 if (my_mapping
->slave_addr
)
1760 return my_mapping
->slave_addr
;
1762 /* If the BIOS only described a different SDVO device, use the
1763 * address that it isn't using.
1765 if (other_mapping
->slave_addr
) {
1766 if (other_mapping
->slave_addr
== 0x70)
1772 /* No SDVO device info is found for another DVO port,
1773 * so use mapping assumption we had before BIOS parsing.
1775 if (output_device
== SDVOB
)
1781 bool intel_sdvo_init(struct drm_device
*dev
, int output_device
)
1783 struct drm_connector
*connector
;
1784 struct intel_output
*intel_output
;
1785 struct intel_sdvo_priv
*sdvo_priv
;
1786 struct intel_i2c_chan
*i2cbus
= NULL
;
1787 struct intel_i2c_chan
*ddcbus
= NULL
;
1791 int encoder_type
, output_id
;
1794 intel_output
= kcalloc(sizeof(struct intel_output
)+sizeof(struct intel_sdvo_priv
), 1, GFP_KERNEL
);
1795 if (!intel_output
) {
1799 sdvo_priv
= (struct intel_sdvo_priv
*)(intel_output
+ 1);
1800 intel_output
->type
= INTEL_OUTPUT_SDVO
;
1802 /* setup the DDC bus. */
1803 if (output_device
== SDVOB
)
1804 i2cbus
= intel_i2c_create(dev
, GPIOE
, "SDVOCTRL_E for SDVOB");
1806 i2cbus
= intel_i2c_create(dev
, GPIOE
, "SDVOCTRL_E for SDVOC");
1809 goto err_inteloutput
;
1811 slave_addr
= intel_sdvo_get_slave_addr(dev
, output_device
);
1812 sdvo_priv
->i2c_bus
= i2cbus
;
1814 if (output_device
== SDVOB
) {
1819 sdvo_priv
->i2c_bus
->slave_addr
= slave_addr
>> 1;
1820 sdvo_priv
->output_device
= output_device
;
1821 intel_output
->i2c_bus
= i2cbus
;
1822 intel_output
->dev_priv
= sdvo_priv
;
1824 /* Read the regs to test if we can talk to the device */
1825 for (i
= 0; i
< 0x40; i
++) {
1826 if (!intel_sdvo_read_byte(intel_output
, i
, &ch
[i
])) {
1827 DRM_DEBUG("No SDVO device found on SDVO%c\n",
1828 output_device
== SDVOB
? 'B' : 'C');
1833 /* setup the DDC bus. */
1834 if (output_device
== SDVOB
)
1835 ddcbus
= intel_i2c_create(dev
, GPIOE
, "SDVOB DDC BUS");
1837 ddcbus
= intel_i2c_create(dev
, GPIOE
, "SDVOC DDC BUS");
1842 intel_sdvo_i2c_bit_algo
.functionality
=
1843 intel_output
->i2c_bus
->adapter
.algo
->functionality
;
1844 ddcbus
->adapter
.algo
= &intel_sdvo_i2c_bit_algo
;
1845 intel_output
->ddc_bus
= ddcbus
;
1847 /* In defaut case sdvo lvds is false */
1848 sdvo_priv
->is_lvds
= false;
1849 intel_sdvo_get_capabilities(intel_output
, &sdvo_priv
->caps
);
1851 if (sdvo_priv
->caps
.output_flags
&
1852 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_TMDS1
)) {
1853 if (sdvo_priv
->caps
.output_flags
& SDVO_OUTPUT_TMDS0
)
1854 sdvo_priv
->controlled_output
= SDVO_OUTPUT_TMDS0
;
1856 sdvo_priv
->controlled_output
= SDVO_OUTPUT_TMDS1
;
1858 encoder_type
= DRM_MODE_ENCODER_TMDS
;
1859 connector_type
= DRM_MODE_CONNECTOR_DVID
;
1861 if (intel_sdvo_get_supp_encode(intel_output
,
1862 &sdvo_priv
->encode
) &&
1863 intel_sdvo_get_digital_encoding_mode(intel_output
) &&
1864 sdvo_priv
->is_hdmi
) {
1865 /* enable hdmi encoding mode if supported */
1866 intel_sdvo_set_encode(intel_output
, SDVO_ENCODE_HDMI
);
1867 intel_sdvo_set_colorimetry(intel_output
,
1868 SDVO_COLORIMETRY_RGB256
);
1869 connector_type
= DRM_MODE_CONNECTOR_HDMIA
;
1872 else if (sdvo_priv
->caps
.output_flags
& SDVO_OUTPUT_SVID0
)
1874 sdvo_priv
->controlled_output
= SDVO_OUTPUT_SVID0
;
1875 encoder_type
= DRM_MODE_ENCODER_TVDAC
;
1876 connector_type
= DRM_MODE_CONNECTOR_SVIDEO
;
1877 sdvo_priv
->is_tv
= true;
1878 intel_output
->needs_tv_clock
= true;
1880 else if (sdvo_priv
->caps
.output_flags
& SDVO_OUTPUT_RGB0
)
1882 sdvo_priv
->controlled_output
= SDVO_OUTPUT_RGB0
;
1883 encoder_type
= DRM_MODE_ENCODER_DAC
;
1884 connector_type
= DRM_MODE_CONNECTOR_VGA
;
1886 else if (sdvo_priv
->caps
.output_flags
& SDVO_OUTPUT_RGB1
)
1888 sdvo_priv
->controlled_output
= SDVO_OUTPUT_RGB1
;
1889 encoder_type
= DRM_MODE_ENCODER_DAC
;
1890 connector_type
= DRM_MODE_CONNECTOR_VGA
;
1892 else if (sdvo_priv
->caps
.output_flags
& SDVO_OUTPUT_LVDS0
)
1894 sdvo_priv
->controlled_output
= SDVO_OUTPUT_LVDS0
;
1895 encoder_type
= DRM_MODE_ENCODER_LVDS
;
1896 connector_type
= DRM_MODE_CONNECTOR_LVDS
;
1897 sdvo_priv
->is_lvds
= true;
1899 else if (sdvo_priv
->caps
.output_flags
& SDVO_OUTPUT_LVDS1
)
1901 sdvo_priv
->controlled_output
= SDVO_OUTPUT_LVDS1
;
1902 encoder_type
= DRM_MODE_ENCODER_LVDS
;
1903 connector_type
= DRM_MODE_CONNECTOR_LVDS
;
1904 sdvo_priv
->is_lvds
= true;
1908 unsigned char bytes
[2];
1910 sdvo_priv
->controlled_output
= 0;
1911 memcpy (bytes
, &sdvo_priv
->caps
.output_flags
, 2);
1912 DRM_DEBUG("%s: Unknown SDVO output type (0x%02x%02x)\n",
1913 SDVO_NAME(sdvo_priv
),
1914 bytes
[0], bytes
[1]);
1915 encoder_type
= DRM_MODE_ENCODER_NONE
;
1916 connector_type
= DRM_MODE_CONNECTOR_Unknown
;
1920 connector
= &intel_output
->base
;
1921 drm_connector_init(dev
, connector
, &intel_sdvo_connector_funcs
,
1923 drm_connector_helper_add(connector
, &intel_sdvo_connector_helper_funcs
);
1924 connector
->interlace_allowed
= 0;
1925 connector
->doublescan_allowed
= 0;
1926 connector
->display_info
.subpixel_order
= SubPixelHorizontalRGB
;
1928 drm_encoder_init(dev
, &intel_output
->enc
, &intel_sdvo_enc_funcs
, encoder_type
);
1929 drm_encoder_helper_add(&intel_output
->enc
, &intel_sdvo_helper_funcs
);
1931 drm_mode_connector_attach_encoder(&intel_output
->base
, &intel_output
->enc
);
1932 drm_sysfs_connector_add(connector
);
1934 intel_sdvo_select_ddc_bus(sdvo_priv
);
1936 /* Set the input timing to the screen. Assume always input 0. */
1937 intel_sdvo_set_target_input(intel_output
, true, false);
1939 intel_sdvo_get_input_pixel_clock_range(intel_output
,
1940 &sdvo_priv
->pixel_clock_min
,
1941 &sdvo_priv
->pixel_clock_max
);
1944 DRM_DEBUG("%s device VID/DID: %02X:%02X.%02X, "
1945 "clock range %dMHz - %dMHz, "
1946 "input 1: %c, input 2: %c, "
1947 "output 1: %c, output 2: %c\n",
1948 SDVO_NAME(sdvo_priv
),
1949 sdvo_priv
->caps
.vendor_id
, sdvo_priv
->caps
.device_id
,
1950 sdvo_priv
->caps
.device_rev_id
,
1951 sdvo_priv
->pixel_clock_min
/ 1000,
1952 sdvo_priv
->pixel_clock_max
/ 1000,
1953 (sdvo_priv
->caps
.sdvo_inputs_mask
& 0x1) ? 'Y' : 'N',
1954 (sdvo_priv
->caps
.sdvo_inputs_mask
& 0x2) ? 'Y' : 'N',
1955 /* check currently supported outputs */
1956 sdvo_priv
->caps
.output_flags
&
1957 (SDVO_OUTPUT_TMDS0
| SDVO_OUTPUT_RGB0
) ? 'Y' : 'N',
1958 sdvo_priv
->caps
.output_flags
&
1959 (SDVO_OUTPUT_TMDS1
| SDVO_OUTPUT_RGB1
) ? 'Y' : 'N');
1965 intel_i2c_destroy(intel_output
->ddc_bus
);
1966 intel_i2c_destroy(intel_output
->i2c_bus
);
1968 kfree(intel_output
);