diff mbox series

[net-next,v3,05/12] net: dsa: microchip: ksz9477: move chip reset to ksz9477_switch_init()

Message ID 20201118203013.5077-6-ceggers@arri.de
State Superseded
Headers show
Series net: dsa: microchip: PTP support for KSZ956x | expand

Commit Message

Christian Eggers Nov. 18, 2020, 8:30 p.m. UTC 
The next patch will add basic interrupt support. Chip reset must be
performed before requesting the IRQ, so move this from ksz9477_setup()
to ksz9477_init().

Signed-off-by: Christian Eggers <ceggers@arri.de>
---
 drivers/net/dsa/microchip/ksz9477_main.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

Comments

Vladimir Oltean Nov. 20, 2020, 10:49 p.m. UTC | #1 
On Wed, Nov 18, 2020 at 09:30:06PM +0100, Christian Eggers wrote:
> The next patch will add basic interrupt support. Chip reset must be
> performed before requesting the IRQ, so move this from ksz9477_setup()
> to ksz9477_init().
> 
> Signed-off-by: Christian Eggers <ceggers@arri.de>
> ---

Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
diff mbox series

Patch

diff --git a/drivers/net/dsa/microchip/ksz9477_main.c b/drivers/net/dsa/microchip/ksz9477_main.c
index abfd3802bb51..c0b4cf66c904 100644
--- a/drivers/net/dsa/microchip/ksz9477_main.c
+++ b/drivers/net/dsa/microchip/ksz9477_main.c
@@ -1345,19 +1345,12 @@  static void ksz9477_config_cpu_port(struct dsa_switch *ds)
 static int ksz9477_setup(struct dsa_switch *ds)
 {
 	struct ksz_device *dev = ds->priv;
-	int ret = 0;
 
 	dev->vlan_cache = devm_kcalloc(dev->dev, sizeof(struct vlan_table),
 				       dev->num_vlans, GFP_KERNEL);
 	if (!dev->vlan_cache)
 		return -ENOMEM;
 
-	ret = ksz9477_reset_switch(dev);
-	if (ret) {
-		dev_err(ds->dev, "failed to reset switch\n");
-		return ret;
-	}
-
 	/* Required for port partitioning. */
 	ksz9477_cfg32(dev, REG_SW_QM_CTRL__4, UNICAST_VLAN_BOUNDARY,
 		      true);
@@ -1537,10 +1530,16 @@  static const struct ksz_chip_data ksz9477_switch_chips[] = {
 
 static int ksz9477_switch_init(struct ksz_device *dev)
 {
-	int i;
+	int i, ret;
 
 	dev->ds->ops = &ksz9477_switch_ops;
 
+	ret = ksz9477_reset_switch(dev);
+	if (ret) {
+		dev_err(dev->dev, "failed to reset switch\n");
+		return ret;
+	}
+
 	for (i = 0; i < ARRAY_SIZE(ksz9477_switch_chips); i++) {
 		const struct ksz_chip_data *chip = &ksz9477_switch_chips[i];