[PATCH 7/9] video: stm: honor display_flags

[Sascha Hauer]

stmfb uses custom flags FB_SYNC_DE_HIGH_ACT and FB_SYNC_CLK_INVERT.
These have generic counterparts in display_flags. Honor them aswell.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 drivers/video/stm.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/video/stm.c b/drivers/video/stm.c
index 3d64238..f0f5ce0 100644
--- a/drivers/video/stm.c
+++ b/drivers/video/stm.c
@@ -449,9 +449,11 @@ static int stmfb_activate_var(struct fb_info *fb_info)
 		reg |= VDCTRL0_HSYNC_POL;
 	if (mode->sync & FB_SYNC_VERT_HIGH_ACT)
 		reg |= VDCTRL0_VSYNC_POL;
-	if (mode->sync & FB_SYNC_DE_HIGH_ACT)
+	if (mode->sync & FB_SYNC_DE_HIGH_ACT ||
+			mode->display_flags & DISPLAY_FLAGS_DE_LOW)
 		reg |= VDCTRL0_ENABLE_POL;
-	if (mode->sync & FB_SYNC_CLK_INVERT)
+	if (mode->sync & FB_SYNC_CLK_INVERT ||
+			mode->display_flags & DISPLAY_FLAGS_PIXDATA_NEGEDGE)
 		reg |= VDCTRL0_DOTCLK_POL;
 
 	reg |= SET_VSYNC_PULSE_WIDTH(mode->vsync_len);
-- 
2.1.4