[PATCH] drm/bridge: anx7625: Fix not correct get property counts

Xin Ji xji at analogixsemi.com
Thu Mar 10 09:16:53 UTC 2022


The property length which returns from "of_get_property", divided by
sizeof(int) to get the total property counts.

Fixes: fd0310b6fe7d ("drm/bridge: anx7625: add MIPI DPI input feature")

Signed-off-by: Xin Ji <xji at analogixsemi.com>
---
 drivers/gpu/drm/bridge/analogix/anx7625.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index c6a9a02ed762..87081d5b408d 100644
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -1594,6 +1594,7 @@ static int anx7625_get_swing_setting(struct device *dev,
 
 	if (of_get_property(dev->of_node,
 			    "analogix,lane0-swing", &num_regs)) {
+		num_regs /= sizeof(int);
 		if (num_regs > DP_TX_SWING_REG_CNT)
 			num_regs = DP_TX_SWING_REG_CNT;
 
@@ -1604,6 +1605,7 @@ static int anx7625_get_swing_setting(struct device *dev,
 
 	if (of_get_property(dev->of_node,
 			    "analogix,lane1-swing", &num_regs)) {
+		num_regs /= sizeof(int);
 		if (num_regs > DP_TX_SWING_REG_CNT)
 			num_regs = DP_TX_SWING_REG_CNT;
 
-- 
2.25.1



More information about the dri-devel mailing list