[RFC PATCH v2 2/4] net: dsa: bcm_sf2: cleanup resources in remove callback
From: Neil Armstrong <hidden>
Date: 2015-10-28 14:13:17
Also in:
lkml
Subsystem:
broadcom b53/sf2 ethernet switch driver, networking drivers, networking [dsa], the rest · Maintainers:
Florian Fainelli, Jonas Gorski, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Andrew Lunn, Vladimir Oltean, Linus Torvalds
Implement a remove callback allowing the switch driver to cleanup resources it used: interrupts and remapped register ranges. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Neil Armstrong <redacted> --- drivers/net/dsa/bcm_sf2.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 6f946fe..e0be318 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c@@ -1054,6 +1054,25 @@ out_unmap: return ret; } +static void bcm_sf2_sw_remove(struct dsa_switch *ds) +{ + struct bcm_sf2_priv *priv = ds_to_priv(ds); + void __iomem **base; + unsigned int i; + + /* Disable all interrupts and free them */ + bcm_sf2_intr_disable(priv); + + free_irq(priv->irq0, priv); + free_irq(priv->irq1, priv); + + base = &priv->core; + for (i = 0; i < BCM_SF2_REGS_NUM; i++) { + iounmap(*base); + base++; + } +} + static int bcm_sf2_sw_set_addr(struct dsa_switch *ds, u8 *addr) { return 0;
@@ -1367,6 +1386,7 @@ static struct dsa_switch_driver bcm_sf2_switch_driver = { .tag_protocol = DSA_TAG_PROTO_BRCM, .priv_size = sizeof(struct bcm_sf2_priv), .probe = bcm_sf2_sw_probe, + .remove = bcm_sf2_sw_remove, .setup = bcm_sf2_sw_setup, .set_addr = bcm_sf2_sw_set_addr, .get_phy_flags = bcm_sf2_sw_get_phy_flags,
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1.9.1