diff options
Diffstat (limited to 'drivers/video/videomodes.c')
| -rw-r--r-- | drivers/video/videomodes.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/video/videomodes.c b/drivers/video/videomodes.c index ac25b45f819..89003eea727 100644 --- a/drivers/video/videomodes.c +++ b/drivers/video/videomodes.c @@ -444,3 +444,32 @@ int video_edid_dtd_to_ctfb_res_modes(struct edid_detailed_timing *t, return 0; } + +void video_ctfb_mode_to_display_timing(const struct ctfb_res_modes *mode, + struct display_timing *timing) +{ + timing->pixelclock.typ = mode->pixclock_khz * 1000; + + timing->hactive.typ = mode->xres; + timing->hfront_porch.typ = mode->right_margin; + timing->hback_porch.typ = mode->left_margin; + timing->hsync_len.typ = mode->hsync_len; + + timing->vactive.typ = mode->yres; + timing->vfront_porch.typ = mode->lower_margin; + timing->vback_porch.typ = mode->upper_margin; + timing->vsync_len.typ = mode->vsync_len; + + timing->flags = 0; + + if (mode->sync & FB_SYNC_HOR_HIGH_ACT) + timing->flags |= DISPLAY_FLAGS_HSYNC_HIGH; + else + timing->flags |= DISPLAY_FLAGS_HSYNC_LOW; + if (mode->sync & FB_SYNC_VERT_HIGH_ACT) + timing->flags |= DISPLAY_FLAGS_VSYNC_HIGH; + else + timing->flags |= DISPLAY_FLAGS_VSYNC_LOW; + if (mode->vmode == FB_VMODE_INTERLACED) + timing->flags |= DISPLAY_FLAGS_INTERLACED; +} |