Steffen Trumtrar | 8714c0c | 2012-12-17 14:20:17 +0100 | [diff] [blame] | 1 | /* |
| 2 | * generic display timing functions |
| 3 | * |
| 4 | * Copyright (c) 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>, Pengutronix |
| 5 | * |
| 6 | * This file is released under the GPLv2 |
| 7 | */ |
| 8 | |
| 9 | #include <linux/errno.h> |
| 10 | #include <linux/export.h> |
| 11 | #include <video/display_timing.h> |
| 12 | #include <video/videomode.h> |
| 13 | |
| 14 | int videomode_from_timing(const struct display_timings *disp, |
| 15 | struct videomode *vm, unsigned int index) |
| 16 | { |
| 17 | struct display_timing *dt; |
| 18 | |
| 19 | dt = display_timings_get(disp, index); |
| 20 | if (!dt) |
| 21 | return -EINVAL; |
| 22 | |
| 23 | vm->pixelclock = display_timing_get_value(&dt->pixelclock, TE_TYP); |
| 24 | vm->hactive = display_timing_get_value(&dt->hactive, TE_TYP); |
| 25 | vm->hfront_porch = display_timing_get_value(&dt->hfront_porch, TE_TYP); |
| 26 | vm->hback_porch = display_timing_get_value(&dt->hback_porch, TE_TYP); |
| 27 | vm->hsync_len = display_timing_get_value(&dt->hsync_len, TE_TYP); |
| 28 | |
| 29 | vm->vactive = display_timing_get_value(&dt->vactive, TE_TYP); |
| 30 | vm->vfront_porch = display_timing_get_value(&dt->vfront_porch, TE_TYP); |
| 31 | vm->vback_porch = display_timing_get_value(&dt->vback_porch, TE_TYP); |
| 32 | vm->vsync_len = display_timing_get_value(&dt->vsync_len, TE_TYP); |
| 33 | |
| 34 | vm->dmt_flags = dt->dmt_flags; |
| 35 | vm->data_flags = dt->data_flags; |
| 36 | |
| 37 | return 0; |
| 38 | } |
| 39 | EXPORT_SYMBOL_GPL(videomode_from_timing); |