[PATCH 02/32] drm/hisilicon/kirin: remove redundant lanes number check

Luca Ceresoli luca.ceresoli at bootlin.com
Wed Jun 25 16:45:06 UTC 2025


Checking that the number of lanes is > 0 is now done by the DRM MIPI DSI
core in mipi_dsi_attach().

Signed-off-by: Luca Ceresoli <luca.ceresoli at bootlin.com>
---
 drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c b/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c
index e80debdc41763357cb2cf321205c0dfac80a911e..1a5b97abae86a187c751b4b579d7c22f206e4c90 100644
--- a/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c
+++ b/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c
@@ -728,7 +728,7 @@ static int dsi_host_attach(struct mipi_dsi_host *host,
 	struct device *dev = host->dev;
 	int ret;
 
-	if (mdsi->lanes < 1 || mdsi->lanes > 4) {
+	if (mdsi->lanes > 4) {
 		DRM_ERROR("dsi device params invalid\n");
 		return -EINVAL;
 	}

-- 
2.49.0



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