From: Simon Glass sjg@chromium.org
This function can fail, so return the error if there is one.
Signed-off-by: Simon Glass sjg@chromium.org Acked-by: Joe Hershberger joe.hershberger@ni.com Acked-by: Romain Perier romain.perier@collabora.com ---
Changes in v5: - Add Acked-by for Romain Changes in v4: None Changes in v3: - Add new patch to adjust dw_adjust_link() to return an error
Changes in v2: None
drivers/net/designware.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index 6ef36bc8cb..ebcef8beaa 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -230,14 +230,14 @@ static int _dw_write_hwaddr(struct dw_eth_dev *priv, u8 *mac_id) return 0; }
-static void dw_adjust_link(struct eth_mac_regs *mac_p, - struct phy_device *phydev) +static int dw_adjust_link(struct dw_eth_dev *priv, struct eth_mac_regs *mac_p, + struct phy_device *phydev) { u32 conf = readl(&mac_p->conf) | FRAMEBURSTENABLE | DISABLERXOWN;
if (!phydev->link) { printf("%s: No link.\n", phydev->dev->name); - return; + return 0; }
if (phydev->speed != 1000) @@ -256,6 +256,8 @@ static void dw_adjust_link(struct eth_mac_regs *mac_p, printf("Speed: %d, %s duplex%s\n", phydev->speed, (phydev->duplex) ? "full" : "half", (phydev->port == PORT_FIBRE) ? ", fiber mode" : ""); + + return 0; }
static void _dw_eth_halt(struct dw_eth_dev *priv) @@ -321,7 +323,9 @@ static int _dw_eth_init(struct dw_eth_dev *priv, u8 *enetaddr) return ret; }
- dw_adjust_link(mac_p, priv->phydev); + ret = dw_adjust_link(priv, mac_p, priv->phydev); + if (ret) + return ret;
if (!priv->phydev->link) return -EIO;