| 1 |
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| 2 | |
| 3 | * Copyright 2012 Steffen Trumtrar <[email protected]>
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| 4 | *
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| 5 | * generic videomode description
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| 6 |
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| 7 |
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| 8 | #ifndef __LINUX_VIDEOMODE_H
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| 9 | #define __LINUX_VIDEOMODE_H
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| 10 |
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| 11 | #include <linux/types.h>
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| 12 | #include <video/display_timing.h>
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| 13 |
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| 14 | |
| 15 | * Subsystem independent description of a videomode.
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| 16 | * Can be generated from struct display_timing.
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| 17 |
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| 18 | struct videomode {
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| 19 | unsigned long pixelclock;
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| 20 |
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| 21 | u32 hactive;
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| 22 | u32 hfront_porch;
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| 23 | u32 hback_porch;
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| 24 | u32 hsync_len;
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| 25 |
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| 26 | u32 vactive;
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| 27 | u32 vfront_porch;
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| 28 | u32 vback_porch;
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| 29 | u32 vsync_len;
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| 30 |
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| 31 | enum display_flags flags;
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| 32 | };
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| 33 |
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| 34 | |
| 35 | * videomode_from_timing - convert display timing to videomode
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| 36 | * @dt: display_timing structure
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| 37 | * @vm: return value
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| 38 | *
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| 39 | * DESCRIPTION:
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| 40 | * This function converts a struct display_timing to a struct videomode.
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| 41 |
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| 42 | void videomode_from_timing(const struct display_timing *dt,
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| 43 | struct videomode *vm);
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| 44 |
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| 45 | |
| 46 | * videomode_from_timings - convert one display timings entry to videomode
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| 47 | * @disp: structure with all possible timing entries
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| 48 | * @vm: return value
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| 49 | * @index: index into the list of display timings in devicetree
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| 50 | *
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| 51 | * DESCRIPTION:
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| 52 | * This function converts one struct display_timing entry to a struct videomode.
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| 53 |
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| 54 | int videomode_from_timings(const struct display_timings *disp,
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| 55 | struct videomode *vm, unsigned int index);
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| 56 |
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| 57 | #endif
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