[PATCH 13/20] drm: Introduce a crtc_clock for struct drm_display_mode

Damien Lespiau damien.lespiau at intel.com
Thu Sep 19 09:40:28 PDT 2013


Just like the various timings, make it possible to have a clock field
what we can tweak before giving it to hardware.

Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>
---
 drivers/gpu/drm/drm_modes.c | 1 +
 include/drm/drm_crtc.h      | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index c2cb2c8..ef26eb2 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -719,6 +719,7 @@ void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags)
 	if ((p == NULL) || ((p->type & DRM_MODE_TYPE_CRTC_C) == DRM_MODE_TYPE_BUILTIN))
 		return;
 
+	p->crtc_clock = p->clock;
 	p->crtc_hdisplay = p->hdisplay;
 	p->crtc_hsync_start = p->hsync_start;
 	p->crtc_hsync_end = p->hsync_end;
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 8e9716e..73478bc 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -156,6 +156,7 @@ struct drm_display_mode {
 	int height_mm;
 
 	/* Actual mode we give to hw */
+	int crtc_clock;		/* in KHz */
 	int crtc_hdisplay;
 	int crtc_hblank_start;
 	int crtc_hblank_end;
-- 
1.8.3.1



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