blob: b98667796337d776b1d1d39c677a5dfffe6b32b6 [file] [log] [blame]
Jesse Barnes79e53942008-11-07 14:24:08 -08001/*
Keith Packardf01eca22011-09-28 16:48:10 -07002 * Copyright © 2006 Intel Corporation
Jesse Barnes79e53942008-11-07 14:24:08 -08003 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Eric Anholt <eric@anholt.net>
25 *
26 */
27
28#ifndef _I830_BIOS_H_
29#define _I830_BIOS_H_
30
David Howells760285e2012-10-02 18:01:07 +010031#include <drm/drmP.h>
Jesse Barnes79e53942008-11-07 14:24:08 -080032
33struct vbt_header {
34 u8 signature[20]; /**< Always starts with 'VBT$' */
35 u16 version; /**< decimal */
36 u16 header_size; /**< in bytes */
37 u16 vbt_size; /**< in bytes */
38 u8 vbt_checksum;
39 u8 reserved0;
40 u32 bdb_offset; /**< from beginning of VBT */
41 u32 aim_offset[4]; /**< from beginning of VBT */
Jani Nikulae4451232013-12-02 11:26:09 -020042} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -080043
44struct bdb_header {
45 u8 signature[16]; /**< Always 'BIOS_DATA_BLOCK' */
46 u16 version; /**< decimal */
47 u16 header_size; /**< in bytes */
48 u16 bdb_size; /**< in bytes */
49};
50
51/* strictly speaking, this is a "skip" block, but it has interesting info */
52struct vbios_data {
53 u8 type; /* 0 == desktop, 1 == mobile */
54 u8 relstage;
55 u8 chipset;
56 u8 lvds_present:1;
57 u8 tv_present:1;
58 u8 rsvd2:6; /* finish byte */
59 u8 rsvd3[4];
60 u8 signon[155];
61 u8 copyright[61];
62 u16 code_segment;
63 u8 dos_boot_mode;
64 u8 bandwidth_percent;
65 u8 rsvd4; /* popup memory size */
66 u8 resize_pci_bios;
67 u8 rsvd5; /* is crt already on ddc2 */
Jani Nikulae4451232013-12-02 11:26:09 -020068} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -080069
70/*
71 * There are several types of BIOS data blocks (BDBs), each block has
72 * an ID and size in the first 3 bytes (ID in first, size in next 2).
73 * Known types are listed below.
74 */
75#define BDB_GENERAL_FEATURES 1
76#define BDB_GENERAL_DEFINITIONS 2
77#define BDB_OLD_TOGGLE_LIST 3
78#define BDB_MODE_SUPPORT_LIST 4
79#define BDB_GENERIC_MODE_TABLE 5
80#define BDB_EXT_MMIO_REGS 6
81#define BDB_SWF_IO 7
82#define BDB_SWF_MMIO 8
83#define BDB_DOT_CLOCK_TABLE 9
84#define BDB_MODE_REMOVAL_TABLE 10
85#define BDB_CHILD_DEVICE_TABLE 11
86#define BDB_DRIVER_FEATURES 12
87#define BDB_DRIVER_PERSISTENCE 13
88#define BDB_EXT_TABLE_PTRS 14
89#define BDB_DOT_CLOCK_OVERRIDE 15
90#define BDB_DISPLAY_SELECT 16
91/* 17 rsvd */
92#define BDB_DRIVER_ROTATION 18
93#define BDB_DISPLAY_REMOVE 19
94#define BDB_OEM_CUSTOM 20
95#define BDB_EFP_LIST 21 /* workarounds for VGA hsync/vsync */
96#define BDB_SDVO_LVDS_OPTIONS 22
97#define BDB_SDVO_PANEL_DTDS 23
98#define BDB_SDVO_LVDS_PNP_IDS 24
99#define BDB_SDVO_LVDS_POWER_SEQ 25
100#define BDB_TV_OPTIONS 26
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800101#define BDB_EDP 27
Jesse Barnes79e53942008-11-07 14:24:08 -0800102#define BDB_LVDS_OPTIONS 40
103#define BDB_LVDS_LFP_DATA_PTRS 41
104#define BDB_LVDS_LFP_DATA 42
105#define BDB_LVDS_BACKLIGHT 43
106#define BDB_LVDS_POWER 44
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530107#define BDB_MIPI_CONFIG 52
108#define BDB_MIPI_SEQUENCE 53
Jesse Barnes79e53942008-11-07 14:24:08 -0800109#define BDB_SKIP 254 /* VBIOS private block, ignore */
110
111struct bdb_general_features {
112 /* bits 1 */
113 u8 panel_fitting:2;
114 u8 flexaim:1;
115 u8 msg_enable:1;
116 u8 clear_screen:3;
117 u8 color_flip:1;
118
119 /* bits 2 */
120 u8 download_ext_vbt:1;
121 u8 enable_ssc:1;
122 u8 ssc_freq:1;
123 u8 enable_lfp_on_override:1;
124 u8 disable_ssc_ddt:1;
Keith Packardabd06862011-09-26 14:24:14 -0700125 u8 rsvd7:1;
126 u8 display_clock_mode:1;
127 u8 rsvd8:1; /* finish byte */
Jesse Barnes79e53942008-11-07 14:24:08 -0800128
129 /* bits 3 */
130 u8 disable_smooth_vision:1;
131 u8 single_dvi:1;
Paulo Zanoni3f704fa2013-04-08 15:48:07 -0300132 u8 rsvd9:1;
133 u8 fdi_rx_polarity_inverted:1;
134 u8 rsvd10:4; /* finish byte */
Jesse Barnes79e53942008-11-07 14:24:08 -0800135
136 /* bits 4 */
137 u8 legacy_monitor_detect;
138
139 /* bits 5 */
140 u8 int_crt_support:1;
141 u8 int_tv_support:1;
Keith Packardd2830bd2011-09-26 14:25:57 -0700142 u8 int_efp_support:1;
143 u8 dp_ssc_enb:1; /* PCH attached eDP supports SSC */
144 u8 dp_ssc_freq:1; /* SSC freq for PCH attached eDP */
145 u8 rsvd11:3; /* finish byte */
Jani Nikulae4451232013-12-02 11:26:09 -0200146} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800147
yakui_zhao59a036c2009-05-31 17:16:22 +0800148/* pre-915 */
149#define GPIO_PIN_DVI_LVDS 0x03 /* "DVI/LVDS DDC GPIO pins" */
150#define GPIO_PIN_ADD_I2C 0x05 /* "ADDCARD I2C GPIO pins" */
151#define GPIO_PIN_ADD_DDC 0x04 /* "ADDCARD DDC GPIO pins" */
152#define GPIO_PIN_ADD_DDC_I2C 0x06 /* "ADDCARD DDC/I2C GPIO pins" */
153
154/* Pre 915 */
155#define DEVICE_TYPE_NONE 0x00
156#define DEVICE_TYPE_CRT 0x01
157#define DEVICE_TYPE_TV 0x09
158#define DEVICE_TYPE_EFP 0x12
159#define DEVICE_TYPE_LFP 0x22
160/* On 915+ */
161#define DEVICE_TYPE_CRT_DPMS 0x6001
162#define DEVICE_TYPE_CRT_DPMS_HOTPLUG 0x4001
163#define DEVICE_TYPE_TV_COMPOSITE 0x0209
164#define DEVICE_TYPE_TV_MACROVISION 0x0289
165#define DEVICE_TYPE_TV_RF_COMPOSITE 0x020c
166#define DEVICE_TYPE_TV_SVIDEO_COMPOSITE 0x0609
167#define DEVICE_TYPE_TV_SCART 0x0209
168#define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009
169#define DEVICE_TYPE_EFP_HOTPLUG_PWR 0x6012
170#define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR 0x6052
171#define DEVICE_TYPE_EFP_DVI_I 0x6053
172#define DEVICE_TYPE_EFP_DVI_D_DUAL 0x6152
173#define DEVICE_TYPE_EFP_DVI_D_HDCP 0x60d2
174#define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR 0x6062
175#define DEVICE_TYPE_OPENLDI_DUALPIX 0x6162
176#define DEVICE_TYPE_LFP_PANELLINK 0x5012
177#define DEVICE_TYPE_LFP_CMOS_PWR 0x5042
178#define DEVICE_TYPE_LFP_LVDS_PWR 0x5062
179#define DEVICE_TYPE_LFP_LVDS_DUAL 0x5162
180#define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP 0x51e2
181
182#define DEVICE_CFG_NONE 0x00
183#define DEVICE_CFG_12BIT_DVOB 0x01
184#define DEVICE_CFG_12BIT_DVOC 0x02
185#define DEVICE_CFG_24BIT_DVOBC 0x09
186#define DEVICE_CFG_24BIT_DVOCB 0x0a
187#define DEVICE_CFG_DUAL_DVOB 0x11
188#define DEVICE_CFG_DUAL_DVOC 0x12
189#define DEVICE_CFG_DUAL_DVOBC 0x13
190#define DEVICE_CFG_DUAL_LINK_DVOBC 0x19
191#define DEVICE_CFG_DUAL_LINK_DVOCB 0x1a
192
193#define DEVICE_WIRE_NONE 0x00
194#define DEVICE_WIRE_DVOB 0x01
195#define DEVICE_WIRE_DVOC 0x02
196#define DEVICE_WIRE_DVOBC 0x03
197#define DEVICE_WIRE_DVOBB 0x05
198#define DEVICE_WIRE_DVOCC 0x06
199#define DEVICE_WIRE_DVOB_MASTER 0x0d
200#define DEVICE_WIRE_DVOC_MASTER 0x0e
201
202#define DEVICE_PORT_DVOA 0x00 /* none on 845+ */
203#define DEVICE_PORT_DVOB 0x01
204#define DEVICE_PORT_DVOC 0x02
205
Paulo Zanoni768f69c2013-09-11 18:02:47 -0300206/* We used to keep this struct but without any version control. We should avoid
207 * using it in the future, but it should be safe to keep using it in the old
208 * code. */
209struct old_child_dev_config {
yakui_zhao59a036c2009-05-31 17:16:22 +0800210 u16 handle;
211 u16 device_type;
Adam Jackson46eb3032011-06-16 16:36:23 -0400212 u8 device_id[10]; /* ascii string */
yakui_zhao59a036c2009-05-31 17:16:22 +0800213 u16 addin_offset;
214 u8 dvo_port; /* See Device_PORT_* above */
215 u8 i2c_pin;
216 u8 slave_addr;
217 u8 ddc_pin;
218 u16 edid_ptr;
219 u8 dvo_cfg; /* See DEVICE_CFG_* above */
220 u8 dvo2_port;
221 u8 i2c2_pin;
222 u8 slave2_addr;
223 u8 ddc2_pin;
224 u8 capabilities;
225 u8 dvo_wiring;/* See DEVICE_WIRE_* above */
226 u8 dvo2_wiring;
227 u16 extended_type;
228 u8 dvo_function;
Jani Nikulae4451232013-12-02 11:26:09 -0200229} __packed;
yakui_zhao59a036c2009-05-31 17:16:22 +0800230
Paulo Zanoni768f69c2013-09-11 18:02:47 -0300231/* This one contains field offsets that are known to be common for all BDB
232 * versions. Notice that the meaning of the contents contents may still change,
233 * but at least the offsets are consistent. */
234struct common_child_dev_config {
235 u16 handle;
236 u16 device_type;
237 u8 not_common1[12];
238 u8 dvo_port;
239 u8 not_common2[2];
240 u8 ddc_pin;
241 u16 edid_ptr;
Jani Nikulae4451232013-12-02 11:26:09 -0200242} __packed;
Paulo Zanoni768f69c2013-09-11 18:02:47 -0300243
244/* This field changes depending on the BDB version, so the most reliable way to
245 * read it is by checking the BDB version and reading the raw pointer. */
246union child_device_config {
247 /* This one is safe to be used anywhere, but the code should still check
248 * the BDB version. */
249 u8 raw[33];
250 /* This one should only be kept for legacy code. */
251 struct old_child_dev_config old;
252 /* This one should also be safe to use anywhere, even without version
253 * checks. */
254 struct common_child_dev_config common;
255};
256
Jesse Barnes79e53942008-11-07 14:24:08 -0800257struct bdb_general_definitions {
258 /* DDC GPIO */
259 u8 crt_ddc_gmbus_pin;
260
261 /* DPMS bits */
262 u8 dpms_acpi:1;
263 u8 skip_boot_crt_detect:1;
264 u8 dpms_aim:1;
265 u8 rsvd1:5; /* finish byte */
266
267 /* boot device bits */
268 u8 boot_display[2];
269 u8 child_dev_size;
270
yakui_zhao59a036c2009-05-31 17:16:22 +0800271 /*
272 * Device info:
273 * If TV is present, it'll be at devices[0].
274 * LVDS will be next, either devices[0] or [1], if present.
275 * On some platforms the number of device is 6. But could be as few as
276 * 4 if both TV and LVDS are missing.
277 * And the device num is related with the size of general definition
278 * block. It is obtained by using the following formula:
279 * number = (block_size - sizeof(bdb_general_definitions))/
Akshay Joshi0206e352011-08-16 15:34:10 -0400280 * sizeof(child_device_config);
yakui_zhao59a036c2009-05-31 17:16:22 +0800281 */
Paulo Zanoni768f69c2013-09-11 18:02:47 -0300282 union child_device_config devices[0];
Jani Nikulae4451232013-12-02 11:26:09 -0200283} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800284
Pradeep Bhat83a72802014-03-28 10:14:57 +0530285/* Mask for DRRS / Panel Channel / SSC / BLT control bits extraction */
286#define MODE_MASK 0x3
287
Jesse Barnes79e53942008-11-07 14:24:08 -0800288struct bdb_lvds_options {
289 u8 panel_type;
290 u8 rsvd1;
291 /* LVDS capabilities, stored in a dword */
Jesse Barnes79e53942008-11-07 14:24:08 -0800292 u8 pfit_mode:2;
Li Peng2b5cde22009-03-13 10:25:07 +0800293 u8 pfit_text_mode_enhanced:1;
294 u8 pfit_gfx_mode_enhanced:1;
295 u8 pfit_ratio_auto:1;
296 u8 pixel_dither:1;
297 u8 lvds_edid:1;
298 u8 rsvd2:1;
Jesse Barnes79e53942008-11-07 14:24:08 -0800299 u8 rsvd4;
Pradeep Bhat83a72802014-03-28 10:14:57 +0530300 /* LVDS Panel channel bits stored here */
301 u32 lvds_panel_channel_bits;
302 /* LVDS SSC (Spread Spectrum Clock) bits stored here. */
303 u16 ssc_bits;
304 u16 ssc_freq;
305 u16 ssc_ddt;
306 /* Panel color depth defined here */
307 u16 panel_color_depth;
308 /* LVDS panel type bits stored here */
309 u32 dps_panel_type_bits;
310 /* LVDS backlight control type bits stored here */
311 u32 blt_control_type_bits;
Jani Nikulae4451232013-12-02 11:26:09 -0200312} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800313
314/* LFP pointer table contains entries to the struct below */
315struct bdb_lvds_lfp_data_ptr {
316 u16 fp_timing_offset; /* offsets are from start of bdb */
317 u8 fp_table_size;
318 u16 dvo_timing_offset;
319 u8 dvo_table_size;
320 u16 panel_pnp_id_offset;
321 u8 pnp_table_size;
Jani Nikulae4451232013-12-02 11:26:09 -0200322} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800323
324struct bdb_lvds_lfp_data_ptrs {
325 u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
326 struct bdb_lvds_lfp_data_ptr ptr[16];
Jani Nikulae4451232013-12-02 11:26:09 -0200327} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800328
329/* LFP data has 3 blocks per entry */
330struct lvds_fp_timing {
331 u16 x_res;
332 u16 y_res;
333 u32 lvds_reg;
334 u32 lvds_reg_val;
335 u32 pp_on_reg;
336 u32 pp_on_reg_val;
337 u32 pp_off_reg;
338 u32 pp_off_reg_val;
339 u32 pp_cycle_reg;
340 u32 pp_cycle_reg_val;
341 u32 pfit_reg;
342 u32 pfit_reg_val;
343 u16 terminator;
Jani Nikulae4451232013-12-02 11:26:09 -0200344} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800345
346struct lvds_dvo_timing {
347 u16 clock; /**< In 10khz */
348 u8 hactive_lo;
349 u8 hblank_lo;
350 u8 hblank_hi:4;
351 u8 hactive_hi:4;
352 u8 vactive_lo;
353 u8 vblank_lo;
354 u8 vblank_hi:4;
355 u8 vactive_hi:4;
356 u8 hsync_off_lo;
357 u8 hsync_pulse_width;
358 u8 vsync_pulse_width:4;
359 u8 vsync_off:4;
360 u8 rsvd0:6;
361 u8 hsync_off_hi:2;
362 u8 h_image;
363 u8 v_image;
364 u8 max_hv;
365 u8 h_border;
366 u8 v_border;
367 u8 rsvd1:3;
368 u8 digital:2;
369 u8 vsync_positive:1;
370 u8 hsync_positive:1;
371 u8 rsvd2:1;
Jani Nikulae4451232013-12-02 11:26:09 -0200372} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800373
374struct lvds_pnp_id {
375 u16 mfg_name;
376 u16 product_code;
377 u32 serial;
378 u8 mfg_week;
379 u8 mfg_year;
Jani Nikulae4451232013-12-02 11:26:09 -0200380} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800381
382struct bdb_lvds_lfp_data_entry {
383 struct lvds_fp_timing fp_timing;
384 struct lvds_dvo_timing dvo_timing;
385 struct lvds_pnp_id pnp_id;
Jani Nikulae4451232013-12-02 11:26:09 -0200386} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800387
388struct bdb_lvds_lfp_data {
389 struct bdb_lvds_lfp_data_entry data[16];
Jani Nikulae4451232013-12-02 11:26:09 -0200390} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800391
Jani Nikula39fbc9c2014-04-09 11:22:06 +0300392#define BDB_BACKLIGHT_TYPE_NONE 0
393#define BDB_BACKLIGHT_TYPE_PWM 2
394
Jani Nikulaf00076d2013-12-14 20:38:29 -0200395struct bdb_lfp_backlight_data_entry {
396 u8 type:2;
397 u8 active_low_pwm:1;
398 u8 obsolete1:5;
399 u16 pwm_freq_hz;
400 u8 min_brightness;
401 u8 obsolete2;
402 u8 obsolete3;
403} __packed;
404
405struct bdb_lfp_backlight_data {
406 u8 entry_size;
407 struct bdb_lfp_backlight_data_entry data[16];
408 u8 level[16];
409} __packed;
410
Jesse Barnes79e53942008-11-07 14:24:08 -0800411struct aimdb_header {
412 char signature[16];
413 char oem_device[20];
414 u16 aimdb_version;
415 u16 aimdb_header_size;
416 u16 aimdb_size;
Jani Nikulae4451232013-12-02 11:26:09 -0200417} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800418
419struct aimdb_block {
420 u8 aimdb_id;
421 u16 aimdb_size;
Jani Nikulae4451232013-12-02 11:26:09 -0200422} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800423
424struct vch_panel_data {
425 u16 fp_timing_offset;
426 u8 fp_timing_size;
427 u16 dvo_timing_offset;
428 u8 dvo_timing_size;
429 u16 text_fitting_offset;
430 u8 text_fitting_size;
431 u16 graphics_fitting_offset;
432 u8 graphics_fitting_size;
Jani Nikulae4451232013-12-02 11:26:09 -0200433} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800434
435struct vch_bdb_22 {
436 struct aimdb_block aimdb_block;
437 struct vch_panel_data panels[16];
Jani Nikulae4451232013-12-02 11:26:09 -0200438} __packed;
Jesse Barnes79e53942008-11-07 14:24:08 -0800439
Ma Ling88631702009-05-13 11:19:55 +0800440struct bdb_sdvo_lvds_options {
441 u8 panel_backlight;
442 u8 h40_set_panel_type;
443 u8 panel_type;
444 u8 ssc_clk_freq;
445 u16 als_low_trip;
446 u16 als_high_trip;
447 u8 sclalarcoeff_tab_row_num;
448 u8 sclalarcoeff_tab_row_size;
449 u8 coefficient[8];
450 u8 panel_misc_bits_1;
451 u8 panel_misc_bits_2;
452 u8 panel_misc_bits_3;
453 u8 panel_misc_bits_4;
Jani Nikulae4451232013-12-02 11:26:09 -0200454} __packed;
Ma Ling88631702009-05-13 11:19:55 +0800455
456
Zhenyu Wang32f9d652009-07-24 01:00:32 +0800457#define BDB_DRIVER_FEATURE_NO_LVDS 0
458#define BDB_DRIVER_FEATURE_INT_LVDS 1
459#define BDB_DRIVER_FEATURE_SDVO_LVDS 2
460#define BDB_DRIVER_FEATURE_EDP 3
461
462struct bdb_driver_features {
463 u8 boot_dev_algorithm:1;
464 u8 block_display_switch:1;
465 u8 allow_display_switch:1;
466 u8 hotplug_dvo:1;
467 u8 dual_view_zoom:1;
468 u8 int15h_hook:1;
469 u8 sprite_in_clone:1;
470 u8 primary_lfp_id:1;
471
472 u16 boot_mode_x;
473 u16 boot_mode_y;
474 u8 boot_mode_bpp;
475 u8 boot_mode_refresh;
476
477 u16 enable_lfp_primary:1;
478 u16 selective_mode_pruning:1;
479 u16 dual_frequency:1;
480 u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
481 u16 nt_clone_support:1;
482 u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
483 u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
484 u16 cui_aspect_scaling:1;
485 u16 preserve_aspect_ratio:1;
486 u16 sdvo_device_power_down:1;
487 u16 crt_hotplug:1;
488 u16 lvds_config:2;
489 u16 tv_hotplug:1;
490 u16 hdmi_config:2;
491
492 u8 static_display:1;
493 u8 reserved2:7;
494 u16 legacy_crt_max_x;
495 u16 legacy_crt_max_y;
496 u8 legacy_crt_max_refresh;
497
498 u8 hdmi_termination;
499 u8 custom_vbt_version;
Pradeep Bhat83a72802014-03-28 10:14:57 +0530500 /* Driver features data block */
501 u16 rmpm_enabled:1;
502 u16 s2ddt_enabled:1;
503 u16 dpst_enabled:1;
504 u16 bltclt_enabled:1;
505 u16 adb_enabled:1;
506 u16 drrs_enabled:1;
507 u16 grs_enabled:1;
508 u16 gpmt_enabled:1;
509 u16 tbt_enabled:1;
510 u16 psr_enabled:1;
511 u16 ips_enabled:1;
512 u16 reserved3:4;
513 u16 pc_feature_valid:1;
Jani Nikulae4451232013-12-02 11:26:09 -0200514} __packed;
Zhenyu Wang32f9d652009-07-24 01:00:32 +0800515
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800516#define EDP_18BPP 0
517#define EDP_24BPP 1
518#define EDP_30BPP 2
519#define EDP_RATE_1_62 0
520#define EDP_RATE_2_7 1
521#define EDP_LANE_1 0
522#define EDP_LANE_2 1
523#define EDP_LANE_4 3
524#define EDP_PREEMPHASIS_NONE 0
525#define EDP_PREEMPHASIS_3_5dB 1
526#define EDP_PREEMPHASIS_6dB 2
527#define EDP_PREEMPHASIS_9_5dB 3
528#define EDP_VSWING_0_4V 0
529#define EDP_VSWING_0_6V 1
530#define EDP_VSWING_0_8V 2
531#define EDP_VSWING_1_2V 3
532
533struct edp_power_seq {
Keith Packardf01eca22011-09-28 16:48:10 -0700534 u16 t1_t3;
535 u16 t8;
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800536 u16 t9;
537 u16 t10;
Keith Packardf01eca22011-09-28 16:48:10 -0700538 u16 t11_t12;
Jani Nikulae4451232013-12-02 11:26:09 -0200539} __packed;
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800540
541struct edp_link_params {
542 u8 rate:4;
543 u8 lanes:4;
544 u8 preemphasis:4;
545 u8 vswing:4;
Jani Nikulae4451232013-12-02 11:26:09 -0200546} __packed;
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800547
548struct bdb_edp {
549 struct edp_power_seq power_seqs[16];
550 u32 color_depth;
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800551 struct edp_link_params link_params[16];
Rohit Jain96c0a2f2012-01-12 12:19:44 +0530552 u32 sdrrs_msa_timing_delay;
553
554 /* ith bit indicates enabled/disabled for (i+1)th panel */
555 u16 edp_s3d_feature;
556 u16 edp_t3_optimization;
Jani Nikulae4451232013-12-02 11:26:09 -0200557} __packed;
Zhenyu Wang500a8cc2010-01-13 11:19:52 +0800558
Bryan Freed6d139a82010-10-14 09:14:51 +0100559void intel_setup_bios(struct drm_device *dev);
Dan Carpenter0317c6c2012-06-27 12:10:30 +0300560int intel_parse_bios(struct drm_device *dev);
Jesse Barnes79e53942008-11-07 14:24:08 -0800561
562/*
563 * Driver<->VBIOS interaction occurs through scratch bits in
564 * GR18 & SWF*.
565 */
566
567/* GR18 bits are set on display switch and hotkey events */
568#define GR18_DRIVER_SWITCH_EN (1<<7) /* 0: VBIOS control, 1: driver control */
569#define GR18_HOTKEY_MASK 0x78 /* See also SWF4 15:0 */
570#define GR18_HK_NONE (0x0<<3)
571#define GR18_HK_LFP_STRETCH (0x1<<3)
572#define GR18_HK_TOGGLE_DISP (0x2<<3)
573#define GR18_HK_DISP_SWITCH (0x4<<3) /* see SWF14 15:0 for what to enable */
574#define GR18_HK_POPUP_DISABLED (0x6<<3)
575#define GR18_HK_POPUP_ENABLED (0x7<<3)
576#define GR18_HK_PFIT (0x8<<3)
577#define GR18_HK_APM_CHANGE (0xa<<3)
578#define GR18_HK_MULTIPLE (0xc<<3)
579#define GR18_USER_INT_EN (1<<2)
580#define GR18_A0000_FLUSH_EN (1<<1)
581#define GR18_SMM_EN (1<<0)
582
583/* Set by driver, cleared by VBIOS */
584#define SWF00_YRES_SHIFT 16
585#define SWF00_XRES_SHIFT 0
586#define SWF00_RES_MASK 0xffff
587
588/* Set by VBIOS at boot time and driver at runtime */
589#define SWF01_TV2_FORMAT_SHIFT 8
590#define SWF01_TV1_FORMAT_SHIFT 0
591#define SWF01_TV_FORMAT_MASK 0xffff
592
593#define SWF10_VBIOS_BLC_I2C_EN (1<<29)
594#define SWF10_GTT_OVERRIDE_EN (1<<28)
595#define SWF10_LFP_DPMS_OVR (1<<27) /* override DPMS on display switch */
596#define SWF10_ACTIVE_TOGGLE_LIST_MASK (7<<24)
597#define SWF10_OLD_TOGGLE 0x0
598#define SWF10_TOGGLE_LIST_1 0x1
599#define SWF10_TOGGLE_LIST_2 0x2
600#define SWF10_TOGGLE_LIST_3 0x3
601#define SWF10_TOGGLE_LIST_4 0x4
602#define SWF10_PANNING_EN (1<<23)
603#define SWF10_DRIVER_LOADED (1<<22)
604#define SWF10_EXTENDED_DESKTOP (1<<21)
605#define SWF10_EXCLUSIVE_MODE (1<<20)
606#define SWF10_OVERLAY_EN (1<<19)
607#define SWF10_PLANEB_HOLDOFF (1<<18)
608#define SWF10_PLANEA_HOLDOFF (1<<17)
609#define SWF10_VGA_HOLDOFF (1<<16)
610#define SWF10_ACTIVE_DISP_MASK 0xffff
611#define SWF10_PIPEB_LFP2 (1<<15)
612#define SWF10_PIPEB_EFP2 (1<<14)
613#define SWF10_PIPEB_TV2 (1<<13)
614#define SWF10_PIPEB_CRT2 (1<<12)
615#define SWF10_PIPEB_LFP (1<<11)
616#define SWF10_PIPEB_EFP (1<<10)
617#define SWF10_PIPEB_TV (1<<9)
618#define SWF10_PIPEB_CRT (1<<8)
619#define SWF10_PIPEA_LFP2 (1<<7)
620#define SWF10_PIPEA_EFP2 (1<<6)
621#define SWF10_PIPEA_TV2 (1<<5)
622#define SWF10_PIPEA_CRT2 (1<<4)
623#define SWF10_PIPEA_LFP (1<<3)
624#define SWF10_PIPEA_EFP (1<<2)
625#define SWF10_PIPEA_TV (1<<1)
626#define SWF10_PIPEA_CRT (1<<0)
627
628#define SWF11_MEMORY_SIZE_SHIFT 16
629#define SWF11_SV_TEST_EN (1<<15)
630#define SWF11_IS_AGP (1<<14)
631#define SWF11_DISPLAY_HOLDOFF (1<<13)
632#define SWF11_DPMS_REDUCED (1<<12)
633#define SWF11_IS_VBE_MODE (1<<11)
634#define SWF11_PIPEB_ACCESS (1<<10) /* 0 here means pipe a */
635#define SWF11_DPMS_MASK 0x07
636#define SWF11_DPMS_OFF (1<<2)
637#define SWF11_DPMS_SUSPEND (1<<1)
638#define SWF11_DPMS_STANDBY (1<<0)
639#define SWF11_DPMS_ON 0
640
641#define SWF14_GFX_PFIT_EN (1<<31)
642#define SWF14_TEXT_PFIT_EN (1<<30)
643#define SWF14_LID_STATUS_CLOSED (1<<29) /* 0 here means open */
644#define SWF14_POPUP_EN (1<<28)
645#define SWF14_DISPLAY_HOLDOFF (1<<27)
646#define SWF14_DISP_DETECT_EN (1<<26)
647#define SWF14_DOCKING_STATUS_DOCKED (1<<25) /* 0 here means undocked */
648#define SWF14_DRIVER_STATUS (1<<24)
649#define SWF14_OS_TYPE_WIN9X (1<<23)
650#define SWF14_OS_TYPE_WINNT (1<<22)
651/* 21:19 rsvd */
652#define SWF14_PM_TYPE_MASK 0x00070000
653#define SWF14_PM_ACPI_VIDEO (0x4 << 16)
654#define SWF14_PM_ACPI (0x3 << 16)
655#define SWF14_PM_APM_12 (0x2 << 16)
656#define SWF14_PM_APM_11 (0x1 << 16)
657#define SWF14_HK_REQUEST_MASK 0x0000ffff /* see GR18 6:3 for event type */
658 /* if GR18 indicates a display switch */
659#define SWF14_DS_PIPEB_LFP2_EN (1<<15)
660#define SWF14_DS_PIPEB_EFP2_EN (1<<14)
661#define SWF14_DS_PIPEB_TV2_EN (1<<13)
662#define SWF14_DS_PIPEB_CRT2_EN (1<<12)
663#define SWF14_DS_PIPEB_LFP_EN (1<<11)
664#define SWF14_DS_PIPEB_EFP_EN (1<<10)
665#define SWF14_DS_PIPEB_TV_EN (1<<9)
666#define SWF14_DS_PIPEB_CRT_EN (1<<8)
667#define SWF14_DS_PIPEA_LFP2_EN (1<<7)
668#define SWF14_DS_PIPEA_EFP2_EN (1<<6)
669#define SWF14_DS_PIPEA_TV2_EN (1<<5)
670#define SWF14_DS_PIPEA_CRT2_EN (1<<4)
671#define SWF14_DS_PIPEA_LFP_EN (1<<3)
672#define SWF14_DS_PIPEA_EFP_EN (1<<2)
673#define SWF14_DS_PIPEA_TV_EN (1<<1)
674#define SWF14_DS_PIPEA_CRT_EN (1<<0)
675 /* if GR18 indicates a panel fitting request */
676#define SWF14_PFIT_EN (1<<0) /* 0 means disable */
677 /* if GR18 indicates an APM change request */
678#define SWF14_APM_HIBERNATE 0x4
679#define SWF14_APM_SUSPEND 0x3
680#define SWF14_APM_STANDBY 0x1
681#define SWF14_APM_RESTORE 0x0
682
Zhao Yakui6363ee62009-11-24 09:48:44 +0800683/* Add the device class for LFP, TV, HDMI */
684#define DEVICE_TYPE_INT_LFP 0x1022
685#define DEVICE_TYPE_INT_TV 0x1009
686#define DEVICE_TYPE_HDMI 0x60D2
687#define DEVICE_TYPE_DP 0x68C6
688#define DEVICE_TYPE_eDP 0x78C6
689
Ville Syrjälä78eb06c2013-11-01 20:32:07 +0200690#define DEVICE_TYPE_CLASS_EXTENSION (1 << 15)
691#define DEVICE_TYPE_POWER_MANAGEMENT (1 << 14)
692#define DEVICE_TYPE_HOTPLUG_SIGNALING (1 << 13)
693#define DEVICE_TYPE_INTERNAL_CONNECTOR (1 << 12)
694#define DEVICE_TYPE_NOT_HDMI_OUTPUT (1 << 11)
695#define DEVICE_TYPE_MIPI_OUTPUT (1 << 10)
696#define DEVICE_TYPE_COMPOSITE_OUTPUT (1 << 9)
697#define DEVICE_TYPE_DUAL_CHANNEL (1 << 8)
698#define DEVICE_TYPE_HIGH_SPEED_LINK (1 << 6)
699#define DEVICE_TYPE_LVDS_SINGALING (1 << 5)
700#define DEVICE_TYPE_TMDS_DVI_SIGNALING (1 << 4)
701#define DEVICE_TYPE_VIDEO_SIGNALING (1 << 3)
702#define DEVICE_TYPE_DISPLAYPORT_OUTPUT (1 << 2)
703#define DEVICE_TYPE_DIGITAL_OUTPUT (1 << 1)
704#define DEVICE_TYPE_ANALOG_OUTPUT (1 << 0)
705
Ville Syrjäläf02586d2013-11-01 20:32:08 +0200706/*
707 * Bits we care about when checking for DEVICE_TYPE_eDP
708 * Depending on the system, the other bits may or may not
709 * be set for eDP outputs.
710 */
711#define DEVICE_TYPE_eDP_BITS \
712 (DEVICE_TYPE_INTERNAL_CONNECTOR | \
713 DEVICE_TYPE_NOT_HDMI_OUTPUT | \
714 DEVICE_TYPE_MIPI_OUTPUT | \
715 DEVICE_TYPE_COMPOSITE_OUTPUT | \
716 DEVICE_TYPE_DUAL_CHANNEL | \
717 DEVICE_TYPE_LVDS_SINGALING | \
718 DEVICE_TYPE_TMDS_DVI_SIGNALING | \
719 DEVICE_TYPE_VIDEO_SIGNALING | \
720 DEVICE_TYPE_DISPLAYPORT_OUTPUT | \
721 DEVICE_TYPE_DIGITAL_OUTPUT | \
722 DEVICE_TYPE_ANALOG_OUTPUT)
723
Zhao Yakui6363ee62009-11-24 09:48:44 +0800724/* define the DVO port for HDMI output type */
725#define DVO_B 1
726#define DVO_C 2
727#define DVO_D 3
728
729/* define the PORT for DP output type */
730#define PORT_IDPB 7
731#define PORT_IDPC 8
732#define PORT_IDPD 9
733
Paulo Zanoni6acab152013-09-12 17:06:24 -0300734/* Possible values for the "DVO Port" field for versions >= 155: */
735#define DVO_PORT_HDMIA 0
736#define DVO_PORT_HDMIB 1
737#define DVO_PORT_HDMIC 2
738#define DVO_PORT_HDMID 3
739#define DVO_PORT_LVDS 4
740#define DVO_PORT_TV 5
741#define DVO_PORT_CRT 6
742#define DVO_PORT_DPB 7
743#define DVO_PORT_DPC 8
744#define DVO_PORT_DPD 9
745#define DVO_PORT_DPA 10
Shobhit Kumar3e6bd012014-05-27 19:33:59 +0530746#define DVO_PORT_MIPIA 21
747#define DVO_PORT_MIPIB 22
748#define DVO_PORT_MIPIC 23
749#define DVO_PORT_MIPID 24
Paulo Zanoni6acab152013-09-12 17:06:24 -0300750
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530751/* Block 52 contains MIPI Panel info
752 * 6 such enteries will there. Index into correct
753 * entery is based on the panel_index in #40 LFP
754 */
755#define MAX_MIPI_CONFIGURATIONS 6
756
757#define MIPI_DSI_UNDEFINED_PANEL_ID 0
758#define MIPI_DSI_GENERIC_PANEL_ID 1
759
760struct mipi_config {
Shobhit Kumard17c5442013-08-27 15:12:25 +0300761 u16 panel_id;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300762
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530763 /* General Params */
764 u32 enable_dithering:1;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300765 u32 rsvd1:1;
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530766 u32 is_bridge:1;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300767
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530768 u32 panel_arch_type:2;
769 u32 is_cmd_mode:1;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300770
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530771#define NON_BURST_SYNC_PULSE 0x1
772#define NON_BURST_SYNC_EVENTS 0x2
773#define BURST_MODE 0x3
774 u32 video_transfer_mode:2;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300775
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530776 u32 cabc_supported:1;
777 u32 pwm_blc:1;
778
779 /* Bit 13:10 */
780#define PIXEL_FORMAT_RGB565 0x1
781#define PIXEL_FORMAT_RGB666 0x2
782#define PIXEL_FORMAT_RGB666_LOOSELY_PACKED 0x3
783#define PIXEL_FORMAT_RGB888 0x4
784 u32 videomode_color_format:4;
785
786 /* Bit 15:14 */
787#define ENABLE_ROTATION_0 0x0
788#define ENABLE_ROTATION_90 0x1
789#define ENABLE_ROTATION_180 0x2
790#define ENABLE_ROTATION_270 0x3
791 u32 rotation:2;
792 u32 bta_enabled:1;
793 u32 rsvd2:15;
794
795 /* 2 byte Port Description */
796#define DUAL_LINK_NOT_SUPPORTED 0
797#define DUAL_LINK_FRONT_BACK 1
798#define DUAL_LINK_PIXEL_ALT 2
799 u16 dual_link:2;
800 u16 lane_cnt:2;
801 u16 rsvd3:12;
802
803 u16 rsvd4;
804
805 u8 rsvd5[5];
806 u32 dsi_ddr_clk;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300807 u32 bridge_ref_clk;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300808
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530809#define BYTE_CLK_SEL_20MHZ 0
810#define BYTE_CLK_SEL_10MHZ 1
811#define BYTE_CLK_SEL_5MHZ 2
812 u8 byte_clk_sel:2;
813
814 u8 rsvd6:6;
815
816 /* DPHY Flags */
817 u16 dphy_param_valid:1;
818 u16 eot_pkt_disabled:1;
819 u16 enable_clk_stop:1;
820 u16 rsvd7:13;
821
822 u32 hs_tx_timeout;
823 u32 lp_rx_timeout;
824 u32 turn_around_timeout;
825 u32 device_reset_timer;
826 u32 master_init_timer;
827 u32 dbi_bw_timer;
828 u32 lp_byte_clk_val;
829
830 /* 4 byte Dphy Params */
831 u32 prepare_cnt:6;
832 u32 rsvd8:2;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300833 u32 clk_zero_cnt:8;
834 u32 trail_cnt:5;
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530835 u32 rsvd9:3;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300836 u32 exit_zero_cnt:6;
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530837 u32 rsvd10:2;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300838
Shobhit Kumard17c5442013-08-27 15:12:25 +0300839 u32 clk_lane_switch_cnt;
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530840 u32 hl_switch_cnt;
841
842 u32 rsvd11[6];
843
844 /* timings based on dphy spec */
845 u8 tclk_miss;
846 u8 tclk_post;
847 u8 rsvd12;
848 u8 tclk_pre;
849 u8 tclk_prepare;
850 u8 tclk_settle;
851 u8 tclk_term_enable;
852 u8 tclk_trail;
853 u16 tclk_prepare_clkzero;
854 u8 rsvd13;
855 u8 td_term_enable;
856 u8 teot;
857 u8 ths_exit;
858 u8 ths_prepare;
859 u16 ths_prepare_hszero;
860 u8 rsvd14;
861 u8 ths_settle;
862 u8 ths_skip;
863 u8 ths_trail;
864 u8 tinit;
865 u8 tlpx;
866 u8 rsvd15[3];
867
868 /* GPIOs */
869 u8 panel_enable;
870 u8 bl_enable;
871 u8 pwm_enable;
872 u8 reset_r_n;
873 u8 pwr_down_r;
874 u8 stdby_r_n;
875
Jani Nikulae4451232013-12-02 11:26:09 -0200876} __packed;
Shobhit Kumard17c5442013-08-27 15:12:25 +0300877
Shobhit Kumarea9a6ba2014-02-28 11:18:46 +0530878/* Block 52 contains MIPI configuration block
879 * 6 * bdb_mipi_config, followed by 6 pps data
880 * block below
881 *
882 * all delays has a unit of 100us
883 */
884struct mipi_pps_data {
885 u16 panel_on_delay;
886 u16 bl_enable_delay;
887 u16 bl_disable_delay;
888 u16 panel_off_delay;
889 u16 panel_power_cycle_delay;
890};
891
892struct bdb_mipi_config {
893 struct mipi_config config[MAX_MIPI_CONFIGURATIONS];
894 struct mipi_pps_data pps[MAX_MIPI_CONFIGURATIONS];
895};
896
897/* Block 53 contains MIPI sequences as needed by the panel
898 * for enabling it. This block can be variable in size and
899 * can be maximum of 6 blocks
900 */
901struct bdb_mipi_sequence {
902 u8 version;
903 u8 data[0];
904};
905
Shobhit Kumard3b542f2014-04-14 11:00:34 +0530906/* MIPI Sequnece Block definitions */
907enum mipi_seq {
908 MIPI_SEQ_UNDEFINED = 0,
909 MIPI_SEQ_ASSERT_RESET,
910 MIPI_SEQ_INIT_OTP,
911 MIPI_SEQ_DISPLAY_ON,
912 MIPI_SEQ_DISPLAY_OFF,
913 MIPI_SEQ_DEASSERT_RESET,
914 MIPI_SEQ_MAX
915};
916
917enum mipi_seq_element {
918 MIPI_SEQ_ELEM_UNDEFINED = 0,
919 MIPI_SEQ_ELEM_SEND_PKT,
920 MIPI_SEQ_ELEM_DELAY,
921 MIPI_SEQ_ELEM_GPIO,
922 MIPI_SEQ_ELEM_STATUS,
923 MIPI_SEQ_ELEM_MAX
924};
925
926enum mipi_gpio_pin_index {
927 MIPI_GPIO_UNDEFINED = 0,
928 MIPI_GPIO_PANEL_ENABLE,
929 MIPI_GPIO_BL_ENABLE,
930 MIPI_GPIO_PWM_ENABLE,
931 MIPI_GPIO_RESET_N,
932 MIPI_GPIO_PWR_DOWN_R,
933 MIPI_GPIO_STDBY_RST_N,
934 MIPI_GPIO_MAX
935};
936
Jesse Barnes79e53942008-11-07 14:24:08 -0800937#endif /* _I830_BIOS_H_ */