[PATCH v2 7/8] drm/kmb: Enable ADV bridge after modeset

Anitha Chrisanthus anitha.chrisanthus at intel.com
Tue Aug 3 22:04:51 UTC 2021


On KMB, ADV bridge must be programmed and powered on prior to
MIPI DSI HW initialization.

Fixes: 98521f4d4b4c ("drm/kmb: Mipi DSI part of the display driver")
Signed-off-by: Anitha Chrisanthus <anitha.chrisanthus at intel.com>
---
 drivers/gpu/drm/kmb/kmb_dsi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/kmb/kmb_dsi.c b/drivers/gpu/drm/kmb/kmb_dsi.c
index 5bc6c84073a3..1cca0fe6f35f 100644
--- a/drivers/gpu/drm/kmb/kmb_dsi.c
+++ b/drivers/gpu/drm/kmb/kmb_dsi.c
@@ -1341,6 +1341,7 @@ static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi)
 		return;
 	}
 
+	drm_bridge_chain_enable(adv_bridge);
 	/* DISABLE MIPI->CIF CONNECTION */
 	regmap_write(msscam, MSS_MIPI_CIF_CFG, 0);
 
-- 
2.25.1



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