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ipq40xx: ipqess: pass up ethdev_addr probe defer

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Notify via dev_info when a random MAC address is set.
of_get_ethdev_address can return -EPROBE_DEFER for NVMEM devices,
return this up, so that ipqess can defer as well.
Also move this MAC assignment from _init into _probe, so that this defer
can happen earlier.

Before change, with MAC address allocated from a built-in NVMEM layout
driver (mikrotik,routerboot-nvmem) with extra of_get_ethdev_address
result and random MAC printfs:
[    1.197571] ipqess-edma c080000.ethernet: ipqess_init of_get_ethdev_address ret:-517, of_node: /soc/ethernet@c080000
[    1.197690] ipqess-edma c080000.ethernet: generated random MAC address 22:e7:36:e0:e4:a3
[    1.614444] ipqess-edma c080000.ethernet eth0: entered promiscuous mode
[    5.055929] ipqess-edma c080000.ethernet eth0: configuring for fixed/internal link mode

after change:
[    1.173776] ipqess-edma c080000.ethernet: of_get_ethdev_address: -517
[    1.614607] ipqess-edma c080000.ethernet eth0: entered promiscuous mode
[    5.246105] ipqess-edma c080000.ethernet eth0: configuring for fixed/internal link mode
[    5.260754] ipqess-edma c080000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx

with extra __func__ printf to show _probe and _init:
[    1.173685] ipqess-edma c080000.ethernet: ipqess_axi_probe
[    1.173784] ipqess-edma c080000.ethernet: of_get_ethdev_address: -517
[    1.280347] ipqess-edma c080000.ethernet: ipqess_axi_probe
[    1.304844] ipqess-edma c080000.ethernet: ipqess_init
[    1.614664] ipqess-edma c080000.ethernet eth0: entered promiscuous mode

Signed-off-by: John Thomson <git@johnthomson.fastmail.com.au>
Link: https://github.com/openwrt/openwrt/pull/15831
Signed-off-by: Robert Marko <robimarko@gmail.com>
This commit is contained in:
John Thomson 2024-06-28 16:15:54 +10:00 committed by Robert Marko
parent 75081235b8
commit 69d0ff5803
4 changed files with 17 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
target/linux/ipq40xx/patches-6.6/700-net-ipqess-introduce-the-Qualcomm-IPQESS-driver.patch
View File

@ -88,7 +88,7 @@ Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
+ipq_ess-objs := ipqess.o ipqess_ethtool.o
--- /dev/null
+++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c
@@ -0,0 +1,1246 @@
@@ -0,0 +1,1251 @@
+// SPDX-License-Identifier: GPL-2.0 OR ISC
+/* Copyright (c) 2014 - 2017, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017 - 2018, John Crispin <john@phrozen.org>
@ -659,11 +659,6 @@ Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
+{
+ struct ipqess *ess = netdev_priv(netdev);
+ struct device_node *of_node = ess->pdev->dev.of_node;
+ int ret;
+
+ ret = of_get_ethdev_address(of_node, netdev);
+ if (ret)
+ eth_hw_addr_random(netdev);
+
+ return phylink_of_phy_connect(ess->phylink, of_node, 0);
+}
@ -1201,6 +1196,16 @@ Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
+ SET_NETDEV_DEV(netdev, &pdev->dev);
+ platform_set_drvdata(pdev, netdev);
+
+ err = of_get_ethdev_address(np, netdev);
+ if (err) {
+ dev_dbg(&pdev->dev, "failed to get MAC address from DT: %d\n", err);
+ if (err == -EPROBE_DEFER)
+ return err;
+ eth_hw_addr_random(netdev);
+ dev_info(&pdev->dev, "using random MAC address %pM\n",
+ netdev->dev_addr);
+ }
+
+ ess->hw_addr = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
+ if (IS_ERR(ess->hw_addr))
+ return PTR_ERR(ess->hw_addr);

8
target/linux/ipq40xx/patches-6.6/702-net-ipqess-Add-out-of-band-DSA-tagging-support.patch
View File

@ -72,7 +72,7 @@ Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
napi_gro_receive(&rx_ring->napi_rx, skb);
rx_ring->ess->stats.rx_packets++;
@@ -706,6 +715,26 @@ static void ipqess_rollback_tx(struct ip
@@ -701,6 +710,26 @@ static void ipqess_rollback_tx(struct ip
tx_ring->head = start_index;
}
@ -99,7 +99,7 @@ Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
static int ipqess_tx_map_and_fill(struct ipqess_tx_ring *tx_ring,
struct sk_buff *skb)
{
@@ -716,6 +745,8 @@ static int ipqess_tx_map_and_fill(struct
@@ -711,6 +740,8 @@ static int ipqess_tx_map_and_fill(struct
u16 len;
int i;
@ -108,7 +108,7 @@ Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
if (skb_is_gso(skb)) {
if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) {
lso_word1 |= IPQESS_TPD_IPV4_EN;
@@ -917,6 +948,33 @@ static const struct net_device_ops ipqes
@@ -912,6 +943,33 @@ static const struct net_device_ops ipqes
.ndo_tx_timeout = ipqess_tx_timeout,
};
@ -142,7 +142,7 @@ Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
static void ipqess_hw_stop(struct ipqess *ess)
{
int i;
@@ -1184,12 +1242,19 @@ static int ipqess_axi_probe(struct platf
@@ -1189,12 +1247,19 @@ static int ipqess_axi_probe(struct platf
netif_napi_add(netdev, &ess->rx_ring[i].napi_rx, ipqess_rx_napi);
}

2
target/linux/ipq40xx/patches-6.6/703-net-qualcomm-ipqess-release-IRQ-s-on-network-device-.patch
View File

@ -50,7 +50,7 @@ Signed-off-by: Robert Marko <robimarko@gmail.com>
--- a/drivers/net/ethernet/qualcomm/ipqess/ipqess.c
+++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c
@@ -636,9 +636,22 @@ static int ipqess_stop(struct net_device
@@ -631,9 +631,22 @@ static int ipqess_stop(struct net_device
netif_tx_stop_all_queues(netdev);
phylink_stop(ess->phylink);
ipqess_irq_disable(ess);

2
target/linux/ipq40xx/patches-6.6/704-net-qualcomm-ipqess-enable-threaded-NAPI-by-default.patch
View File

@ -38,7 +38,7 @@ Signed-off-by: Robert Marko <robimarko@gmail.com>
}
return IRQ_HANDLED;
@@ -1264,6 +1264,8 @@ static int ipqess_axi_probe(struct platf
@@ -1269,6 +1269,8 @@ static int ipqess_axi_probe(struct platf
if (err)
goto err_notifier_unregister;