[PATCH net-next v5 3/9] net: dsa: microchip: ksz9477: move chip reset to ksz9477_switch_init()
From: Christian Eggers <ceggers@arri.de>
Date: 2020-12-03 10:25:03
Also in:
linux-devicetree, lkml
Subsystem:
microchip ksz series ethernet switch driver, networking drivers, networking [dsa], the rest · Maintainers:
Woojung Huh, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Vladimir Oltean, Linus Torvalds
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> --- drivers/net/dsa/microchip/ksz9477_main.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/net/dsa/microchip/ksz9477_main.c b/drivers/net/dsa/microchip/ksz9477_main.c
index 42e647b67abd..681e752919ac 100644
--- a/drivers/net/dsa/microchip/ksz9477_main.c
+++ b/drivers/net/dsa/microchip/ksz9477_main.c@@ -1343,19 +1343,12 @@ 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);
@@ -1533,10 +1526,16 @@ 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];
--
Christian Eggers
Embedded software developer
Arnold & Richter Cine Technik GmbH & Co. Betriebs KG
Sitz: Muenchen - Registergericht: Amtsgericht Muenchen - Handelsregisternummer: HRA 57918
Persoenlich haftender Gesellschafter: Arnold & Richter Cine Technik GmbH
Sitz: Muenchen - Registergericht: Amtsgericht Muenchen - Handelsregisternummer: HRB 54477
Geschaeftsfuehrer: Dr. Michael Neuhaeuser; Stephan Schenk; Walter Trauninger; Markus Zeiler