setbits instead of write dword for LCD_CONTROL register
this was inadvertantly disabling the LCD controller.
Signed-off-by: Anitha Chrisanthus <anitha.chrisant...@intel.com>
Reviewed-by: Bob Paauwe <bob.j.paa...@intel.com>
---
drivers/gpu/drm/kmb/kmb_plane.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/kmb/kmb_plane.c b/drivers/gpu/drm/kmb/kmb_plane.c
index 3245ec7..1582ccf 100644
--- a/drivers/gpu/drm/kmb/kmb_plane.c
+++ b/drivers/gpu/drm/kmb/kmb_plane.c
@@ -158,6 +158,9 @@ static void kmb_plane_atomic_disable(struct drm_plane
*plane,
kmb_clr_bitmask_lcd(dev_p, LCD_LAYERn_DMA_CFG(plane_id),
LCD_DMA_LAYER_ENABLE);
kmb_clr_bitmask_lcd(dev_p, LCD_CONTROL, ctrl);
+ DRM_INFO("%s : %d lcd_ctrl = 0x%x lcd_int_enable=0x%x\n",
+ __func__, __LINE__, kmb_read_lcd(dev_p, LCD_CONTROL),
+ kmb_read_lcd(dev_p, LCD_INT_ENABLE));
}
@@ -454,7 +457,7 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
*/
ctrl |= LCD_CTRL_VHSYNC_IDLE_LVL;
- kmb_write_lcd(dev_p, LCD_CONTROL, ctrl);
+ kmb_set_bitmask_lcd(dev_p, LCD_CONTROL, ctrl);
/* FIXME no doc on how to set output format,these values are taken
* from the Myriadx tests
--
2.7.4
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