diff options
| author | Jesse Barnes <jbarnes@hobbes.virtuousgeek.org> | 2007-04-07 19:24:53 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@hobbes.virtuousgeek.org> | 2007-04-07 19:24:53 -0700 |
| commit | 491ed9e4c27da6b1b5a6a6921039a7bf3a98c290 (patch) | |
| tree | 60a35aef6cc7c2288c0f481ef5c2d88d498b24c4 | |
| parent | 13d4ea90c09fa834eb6eecaa082780aace78dac7 (diff) | |
document drm_mode_duplicate and fix vrefresh calculation (off by 1000 error)
| -rw-r--r-- | linux-core/drm_modes.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/linux-core/drm_modes.c b/linux-core/drm_modes.c index eea2e754..1ae43447 100644 --- a/linux-core/drm_modes.c +++ b/linux-core/drm_modes.c @@ -75,7 +75,7 @@ int drm_mode_vrefresh(struct drm_display_mode *mode) if (mode->vrefresh > 0) refresh = mode->vrefresh; else if (mode->htotal > 0 && mode->vtotal > 0) { - refresh = ((mode->clock * 1000) * 1000) / mode->htotal / mode->vtotal; + refresh = (mode->clock * 1000) / mode->htotal / mode->vtotal; if (mode->flags & V_INTERLACE) refresh *= 2; if (mode->flags & V_DBLSCAN) @@ -139,6 +139,13 @@ void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags) EXPORT_SYMBOL(drm_mode_set_crtcinfo); +/** + * drm_mode_duplicate - allocate and duplicate an existing mode + * @m: mode to duplicate + * + * Just allocate a new mode, copy the existing mode into it, and return + * a pointer to it. Used to create new instances of established modes. + */ struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, struct drm_display_mode *mode) { struct drm_display_mode *nmode; |