Files
openwrt/target/linux/airoha/patches-6.12/063-03-v6.15-net-airoha-Introduce-airoha_dev_change_mtu-callback.patch
T
Shiji Yang 9cf794cff1 kernel: bump 6.12 to 6.12.91
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.91

Remove upstreamed patches:
- airoha/patches-6.12/017-v6.13-net-airoha-Implement-BQL-support.patch[1]
- airoha/patches-6.12/138-v7.1-net-airoha-Add-missing-RX_CPU_IDX-configuration-in-a.patch[2]
- airoha/patches-6.12/149-v7.1-net-airoha-Move-ndesc-initialization-at-end-of-airoh.patch[3]
- generic/backport-6.12/940-v7.1-net-dsa-realtek-rtl8365mb-fix-mode-mask-calculation.patch[5]

Manually rebased patches:
- airoha/patches-6.12/048-01-v6.15-net-airoha-Move-airoha_eth-driver-in-a-dedicated-fol.patch[1]
- ath79/patches-6.12/800-leds-add-reset-controller-based-driver.patch[4]
- bcm27xx/patches-6.12/950-0122-bcmgenet-Better-coalescing-parameter-defaults.patch[6]

We also backported four patches to fix perf tool regression:
- generic/backport-6.12/216-01-revert-perf-cgroup-update-metric-leader-in-evlist__e.patch
- generic/backport-6.12/216-02-revert-perf-tool_pmu-fix-aggregation-on-duration_tim.patch
- generic/backport-6.12/216-03-revert-perf-python-add-parse_events-function.patch
- generic/backport-6.12/216-04-revert-perf-tool_pmu-factor-tool-events-into-their-o.patch

All other patches are automatically refreshed.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=ca24fcac1daaa5e8a667981d81986a3eb4b9fb04
[2] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=f00037a99bc2332ef59dc85298b98b20af165904
[3] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=d36be272adda7f313e39dd118086955d993bf6a7
[4] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=07d3611389ba7d78b80ea360a42ce32ab2521fbc
[5] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=3354d6c62fd4baa7b32cbd80cc5a8aa3f2bd0656
[6] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.12.91&id=b84351dcc359667bc952131c1424b692ec83dce2

Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
Link: https://github.com/openwrt/openwrt/pull/23444
(cherry picked from commit 8f638f9366)
Link: https://github.com/openwrt/openwrt/pull/23538
[Adapted to patches in 25.12]
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2026-05-27 12:38:31 +02:00

48 lines
1.7 KiB
Diff

From 03b1b69f0662c46f258a45e4a7d7837351c11692 Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Tue, 4 Mar 2025 15:21:10 +0100
Subject: [PATCH 3/6] net: airoha: Introduce airoha_dev_change_mtu callback
Add airoha_dev_change_mtu callback to update the MTU of a running
device.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250304-airoha-eth-rx-sg-v1-3-283ebc61120e@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/ethernet/airoha/airoha_eth.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
--- a/drivers/net/ethernet/airoha/airoha_eth.c
+++ b/drivers/net/ethernet/airoha/airoha_eth.c
@@ -1726,6 +1726,20 @@ static void airoha_dev_get_stats64(struc
} while (u64_stats_fetch_retry(&port->stats.syncp, start));
}
+static int airoha_dev_change_mtu(struct net_device *dev, int mtu)
+{
+ struct airoha_gdm_port *port = netdev_priv(dev);
+ struct airoha_eth *eth = port->qdma->eth;
+ u32 len = ETH_HLEN + mtu + ETH_FCS_LEN;
+
+ airoha_fe_rmw(eth, REG_GDM_LEN_CFG(port->id),
+ GDM_LONG_LEN_MASK,
+ FIELD_PREP(GDM_LONG_LEN_MASK, len));
+ WRITE_ONCE(dev->mtu, mtu);
+
+ return 0;
+}
+
static u16 airoha_dev_select_queue(struct net_device *dev, struct sk_buff *skb,
struct net_device *sb_dev)
{
@@ -2418,6 +2432,7 @@ static const struct net_device_ops airoh
.ndo_init = airoha_dev_init,
.ndo_open = airoha_dev_open,
.ndo_stop = airoha_dev_stop,
+ .ndo_change_mtu = airoha_dev_change_mtu,
.ndo_select_queue = airoha_dev_select_queue,
.ndo_start_xmit = airoha_dev_xmit,
.ndo_get_stats64 = airoha_dev_get_stats64,