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sys/dev/drm/core/include/drm/drm_displayid.h
- This file was added.
/* | |||||
* Copyright © 2014 Red Hat Inc. | |||||
* | |||||
* Permission is hereby granted, free of charge, to any person obtaining a | |||||
* copy of this software and associated documentation files (the "Software"), | |||||
* to deal in the Software without restriction, including without limitation | |||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense, | |||||
* and/or sell copies of the Software, and to permit persons to whom the | |||||
* Software is furnished to do so, subject to the following conditions: | |||||
* | |||||
* The above copyright notice and this permission notice shall be included in | |||||
* all copies or substantial portions of the Software. | |||||
* | |||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||||
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |||||
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |||||
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |||||
* OTHER DEALINGS IN THE SOFTWARE. | |||||
*/ | |||||
#ifndef DRM_DISPLAYID_H | |||||
#define DRM_DISPLAYID_H | |||||
#define DATA_BLOCK_PRODUCT_ID 0x00 | |||||
#define DATA_BLOCK_DISPLAY_PARAMETERS 0x01 | |||||
#define DATA_BLOCK_COLOR_CHARACTERISTICS 0x02 | |||||
#define DATA_BLOCK_TYPE_1_DETAILED_TIMING 0x03 | |||||
#define DATA_BLOCK_TYPE_2_DETAILED_TIMING 0x04 | |||||
#define DATA_BLOCK_TYPE_3_SHORT_TIMING 0x05 | |||||
#define DATA_BLOCK_TYPE_4_DMT_TIMING 0x06 | |||||
#define DATA_BLOCK_VESA_TIMING 0x07 | |||||
#define DATA_BLOCK_CEA_TIMING 0x08 | |||||
#define DATA_BLOCK_VIDEO_TIMING_RANGE 0x09 | |||||
#define DATA_BLOCK_PRODUCT_SERIAL_NUMBER 0x0a | |||||
#define DATA_BLOCK_GP_ASCII_STRING 0x0b | |||||
#define DATA_BLOCK_DISPLAY_DEVICE_DATA 0x0c | |||||
#define DATA_BLOCK_INTERFACE_POWER_SEQUENCING 0x0d | |||||
#define DATA_BLOCK_TRANSFER_CHARACTERISTICS 0x0e | |||||
#define DATA_BLOCK_DISPLAY_INTERFACE 0x0f | |||||
#define DATA_BLOCK_STEREO_DISPLAY_INTERFACE 0x10 | |||||
#define DATA_BLOCK_TILED_DISPLAY 0x12 | |||||
#define DATA_BLOCK_CTA 0x81 | |||||
#define DATA_BLOCK_VENDOR_SPECIFIC 0x7f | |||||
#define PRODUCT_TYPE_EXTENSION 0 | |||||
#define PRODUCT_TYPE_TEST 1 | |||||
#define PRODUCT_TYPE_PANEL 2 | |||||
#define PRODUCT_TYPE_MONITOR 3 | |||||
#define PRODUCT_TYPE_TV 4 | |||||
#define PRODUCT_TYPE_REPEATER 5 | |||||
#define PRODUCT_TYPE_DIRECT_DRIVE 6 | |||||
struct displayid_hdr { | |||||
u8 rev; | |||||
u8 bytes; | |||||
u8 prod_id; | |||||
u8 ext_count; | |||||
} __packed; | |||||
struct displayid_block { | |||||
u8 tag; | |||||
u8 rev; | |||||
u8 num_bytes; | |||||
} __packed; | |||||
struct displayid_tiled_block { | |||||
struct displayid_block base; | |||||
u8 tile_cap; | |||||
u8 topo[3]; | |||||
u8 tile_size[4]; | |||||
u8 tile_pixel_bezel[5]; | |||||
u8 topology_id[8]; | |||||
} __packed; | |||||
struct displayid_detailed_timings_1 { | |||||
u8 pixel_clock[3]; | |||||
u8 flags; | |||||
u8 hactive[2]; | |||||
u8 hblank[2]; | |||||
u8 hsync[2]; | |||||
u8 hsw[2]; | |||||
u8 vactive[2]; | |||||
u8 vblank[2]; | |||||
u8 vsync[2]; | |||||
u8 vsw[2]; | |||||
} __packed; | |||||
struct displayid_detailed_timing_block { | |||||
struct displayid_block base; | |||||
struct displayid_detailed_timings_1 timings[0]; | |||||
}; | |||||
#define for_each_displayid_db(displayid, block, idx, length) \ | |||||
for ((block) = (struct displayid_block *)&(displayid)[idx]; \ | |||||
(idx) + sizeof(struct displayid_block) <= (length) && \ | |||||
(idx) + sizeof(struct displayid_block) + (block)->num_bytes <= (length) && \ | |||||
(block)->num_bytes > 0; \ | |||||
(idx) += (block)->num_bytes + sizeof(struct displayid_block), \ | |||||
(block) = (struct displayid_block *)&(displayid)[idx]) | |||||
#endif |