[PATCH 7/8] video: rockchip: dw_mipi_dsi: Correct check for lacking phy phandle
megi at xff.cz
megi at xff.cz
Mon May 22 23:47:07 CEST 2023
From: Ondrej Jirman <megi at xff.cz>
If phy is not defined in DT (eg. on rk3399), generic_phy_get_by_name
will return -ENODATA. Handle that case correctly.
Signed-off-by: Ondrej Jirman <megi at xff.cz>
---
drivers/video/rockchip/dw_mipi_dsi_rockchip.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/video/rockchip/dw_mipi_dsi_rockchip.c b/drivers/video/rockchip/dw_mipi_dsi_rockchip.c
index 6d8b1e6f541a..fd885ac8ccb6 100644
--- a/drivers/video/rockchip/dw_mipi_dsi_rockchip.c
+++ b/drivers/video/rockchip/dw_mipi_dsi_rockchip.c
@@ -814,9 +814,9 @@ static int dw_mipi_dsi_rockchip_probe(struct udevice *dev)
* NULL if it's not initialized.
*/
ret = generic_phy_get_by_name(dev, "dphy", &priv->phy);
- if ((ret) && (ret != -ENODEV)) {
+ if (ret && ret != -ENODATA) {
dev_err(dev, "failed to get mipi dphy: %d\n", ret);
- return -EINVAL;
+ return ret;
}
priv->pclk = devm_clk_get(dev, "pclk");
--
2.40.1
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