Without that fix, drivers using the drm_display_mode_from_videomode
function will not be able to get certain information because
some DISPLAY_FLAGS_* have no corresponding DRM_MODE_FLAG_*.
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Cc: driverdev-devel at linuxdriverproject.org
Cc: David Airlie <airlied at linux.ie>
Cc: dri-devel at lists.freedesktop.org
Cc: linux-arm-kernel at lists.infradead.org
Cc: Fabio Estevam <fabio.estevam at freescale.com>
Cc: Sascha Hauer <kernel at pengutronix.de>
Cc: linux-arm-kernel at lists.infradead.org
Cc: Eric B?nard <eric at eukrea.com>
Signed-off-by: Denis Carikli <denis at eukrea.com>
---
drivers/gpu/drm/drm_modes.c | 9 +++++++++
include/uapi/drm/drm_mode.h | 4 ++++
2 files changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index b073315..353aaae 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -537,6 +537,15 @@ int drm_display_mode_from_videomode(const struct videomode
*vm,
dmode->flags |= DRM_MODE_FLAG_DBLSCAN;
if (vm->flags & DISPLAY_FLAGS_DOUBLECLK)
dmode->flags |= DRM_MODE_FLAG_DBLCLK;
+ if (vm->flags & DISPLAY_FLAGS_DE_LOW)
+ dmode->flags |= DRM_MODE_FLAG_NDATEN;
+ if (vm->flags & DISPLAY_FLAGS_DE_HIGH)
+ dmode->flags |= DRM_MODE_FLAG_PDATEN;
+ if (vm->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)
+ dmode->flags |= DRM_MODE_FLAG_PPIXDATEDGE;
+ if (vm->flags & DISPLAY_FLAGS_PIXDATA_NEGEDGE)
+ dmode->flags |= DRM_MODE_FLAG_NPIXDATEDGE;
+
drm_mode_set_name(dmode);
return 0;
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index bafe612..13843c7 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -66,6 +66,10 @@
#define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (1<<19)
#define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (1<<20)
#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (1<<21)
+#define DRM_MODE_FLAG_PDATEN (1<<22)
+#define DRM_MODE_FLAG_NDATEN (1<<23)
+#define DRM_MODE_FLAG_PPIXDATEDGE (1<<24)
+#define DRM_MODE_FLAG_NPIXDATEDGE (1<<25)
/* DPMS flags */
/* bit compatible with the xorg definitions. */
--
1.7.9.5
