Myriadx code has it set to these values.
Signed-off-by: Anitha Chrisanthus <anitha.chrisanthus@xxxxxxxxx>
Reviewed-by: Bob Paauwe <bob.j.paauwe@xxxxxxxxx>
---
drivers/gpu/drm/kmb/kmb_crtc.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/kmb/kmb_crtc.c b/drivers/gpu/drm/kmb/kmb_crtc.c
index b2b50cc..053da17 100644
--- a/drivers/gpu/drm/kmb/kmb_crtc.c
+++ b/drivers/gpu/drm/kmb/kmb_crtc.c
@@ -120,6 +120,9 @@ static void kmb_crtc_mode_set_nofb(struct drm_crtc *crtc)
kmb_write_lcd(dev->dev_private, LCD_H_BACKPORCH, vm.hback_porch - 1);
kmb_write_lcd(dev->dev_private, LCD_H_FRONTPORCH, vm.hfront_porch - 1);
kmb_write_lcd(dev->dev_private, LCD_HSYNC_WIDTH, vm.hsync_len - 1);
+ /*this is hardcoded as 0 in the Myriadx code */
+ kmb_write_lcd(dev->dev_private, LCD_VSYNC_START, 0);
+ kmb_write_lcd(dev->dev_private, LCD_VSYNC_END, 0);
if (m->flags == DRM_MODE_FLAG_INTERLACE) {
kmb_write_lcd(dev->dev_private,
@@ -128,12 +131,11 @@ static void kmb_crtc_mode_set_nofb(struct drm_crtc *crtc)
LCD_V_BACKPORCH_EVEN, vm.vback_porch - 1);
kmb_write_lcd(dev->dev_private,
LCD_V_FRONTPORCH_EVEN, vm.vfront_porch - 1);
- kmb_write_lcd(dev->dev_private,
- LCD_V_ACTIVEHEIGHT_EVEN, m->crtc_vdisplay - 1);
- kmb_write_lcd(dev->dev_private, LCD_VSYNC_START_EVEN,
- vsync_start_offset);
- kmb_write_lcd(dev->dev_private, LCD_VSYNC_END_EVEN,
- vsync_end_offset);
+ kmb_write_lcd(dev->dev_private, LCD_V_ACTIVEHEIGHT_EVEN,
+ m->crtc_vdisplay - 1);
+ /*this is hardcoded as 10 in the Myriadx code*/
+ kmb_write_lcd(dev->dev_private, LCD_VSYNC_START_EVEN, 10);
+ kmb_write_lcd(dev->dev_private, LCD_VSYNC_END_EVEN, 10);
}
/* enable VL1 layer as default */
ctrl = LCD_CTRL_ENABLE | LCD_CTRL_VL1_ENABLE;
--
2.7.4
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