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path: root/drivers/gpu/drm/drm_modes.c
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Diffstat (limited to 'drivers/gpu/drm/drm_modes.c')
-rw-r--r--drivers/gpu/drm/drm_modes.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 7def3d58da18..fc5040ae5f25 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -544,6 +544,7 @@ EXPORT_SYMBOL(drm_gtf_mode_complex);
*
* This function is to create the modeline based on the GTF algorithm.
* Generalized Timing Formula is derived from:
+ *
* GTF Spreadsheet by Andy Morrish (1/5/97)
* available at http://www.vesa.org
*
@@ -552,7 +553,8 @@ EXPORT_SYMBOL(drm_gtf_mode_complex);
* I also refer to the function of fb_get_mode in the file of
* drivers/video/fbmon.c
*
- * Standard GTF parameters:
+ * Standard GTF parameters::
+ *
* M = 600
* C = 40
* K = 128
@@ -1518,6 +1520,8 @@ int drm_mode_convert_umode(struct drm_display_mode *out,
if (out->status != MODE_OK)
goto out;
+ drm_mode_set_crtcinfo(out, CRTC_INTERLACE_HALVE_V);
+
ret = 0;
out: