lkml.org 
[lkml]   [2022]   [Nov]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next v5 5/5] net: dsa: microchip: enable MTU normalization for KSZ8795 and KSZ9477 compatible switches
Date
KSZ8795 and KSZ9477 compatible series of switches use global max frame
size configuration register. So, enable MTU normalization for this reason.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
drivers/net/dsa/microchip/ksz8795.c | 2 ++
drivers/net/dsa/microchip/ksz9477.c | 2 ++
2 files changed, 4 insertions(+)

diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c
index d01bfd609130..d88d0b989e1a 100644
--- a/drivers/net/dsa/microchip/ksz8795.c
+++ b/drivers/net/dsa/microchip/ksz8795.c
@@ -1426,6 +1426,8 @@ int ksz8_switch_init(struct ksz_device *dev)
*/
dev->ds->vlan_filtering_is_global = true;

+ dev->ds->mtu_enforcement_ingress = true;
+
return 0;
}

diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index f6e7968ab105..4fb07fbdf565 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -1134,6 +1134,8 @@ int ksz9477_setup(struct dsa_switch *ds)
struct ksz_device *dev = ds->priv;
int ret = 0;

+ dev->ds->mtu_enforcement_ingress = true;
+
/* Required for port partitioning. */
ksz9477_cfg32(dev, REG_SW_QM_CTRL__4, UNICAST_VLAN_BOUNDARY,
true);
--
2.30.2
\
 
 \ /
  Last update: 2022-11-23 12:29    [W:0.452 / U:0.732 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site