openwrt/target/linux/generic/pending-5.10/701-07-net-ethernet-mtk_eth_soc-allocate-struct-mtk_ppe-sep.patch
John Audia 7b7d8fe60d kernel: bump 5.10 to 5.10.157
Manually rebased:
	backport-5.10/610-v5.13-32-net-ethernet-mtk_eth_soc-add-support-for-initializin.patch
	hack-5.10/645-netfilter-connmark-introduce-set-dscpmark.patch

Removed upstreamed:
	pending-5.10/706-netfilter-nf_flow_table-add-missing-locking.patch[1]

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.157&id=b8e494240e69f91517256adcd6fda62d0671772d

Signed-off-by: John Audia <therealgraysky@proton.me>
2022-12-11 02:43:28 +01:00

160 lines
4.5 KiB
Diff

From: Felix Fietkau <nbd@nbd.name>
Date: Mon, 21 Feb 2022 15:38:20 +0100
Subject: [PATCH] net: ethernet: mtk_eth_soc: allocate struct mtk_ppe
separately
Preparation for adding more data to it, which will increase its size.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -2329,7 +2329,7 @@ static int mtk_open(struct net_device *d
return err;
}
- if (eth->soc->offload_version && mtk_ppe_start(&eth->ppe) == 0)
+ if (eth->soc->offload_version && mtk_ppe_start(eth->ppe) == 0)
gdm_config = MTK_GDMA_TO_PPE;
mtk_gdm_config(eth, gdm_config);
@@ -2403,7 +2403,7 @@ static int mtk_stop(struct net_device *d
mtk_dma_free(eth);
if (eth->soc->offload_version)
- mtk_ppe_stop(&eth->ppe);
+ mtk_ppe_stop(eth->ppe);
return 0;
}
@@ -3289,10 +3289,11 @@ static int mtk_probe(struct platform_dev
}
if (eth->soc->offload_version) {
- err = mtk_ppe_init(&eth->ppe, eth->dev,
- eth->base + MTK_ETH_PPE_BASE, 2);
- if (err)
+ eth->ppe = mtk_ppe_init(eth->dev, eth->base + MTK_ETH_PPE_BASE, 2);
+ if (!eth->ppe) {
+ err = -ENOMEM;
goto err_free_dev;
+ }
err = mtk_eth_offload_init(eth);
if (err)
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -976,7 +976,7 @@ struct mtk_eth {
u32 rx_dma_l4_valid;
int ip_align;
- struct mtk_ppe ppe;
+ struct mtk_ppe *ppe;
struct rhashtable flow_table;
};
--- a/drivers/net/ethernet/mediatek/mtk_ppe.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.c
@@ -384,10 +384,15 @@ int mtk_foe_entry_commit(struct mtk_ppe
return hash;
}
-int mtk_ppe_init(struct mtk_ppe *ppe, struct device *dev, void __iomem *base,
+struct mtk_ppe *mtk_ppe_init(struct device *dev, void __iomem *base,
int version)
{
struct mtk_foe_entry *foe;
+ struct mtk_ppe *ppe;
+
+ ppe = devm_kzalloc(dev, sizeof(*ppe), GFP_KERNEL);
+ if (!ppe)
+ return NULL;
/* need to allocate a separate device, since it PPE DMA access is
* not coherent.
@@ -399,13 +404,13 @@ int mtk_ppe_init(struct mtk_ppe *ppe, st
foe = dmam_alloc_coherent(ppe->dev, MTK_PPE_ENTRIES * sizeof(*foe),
&ppe->foe_phys, GFP_KERNEL);
if (!foe)
- return -ENOMEM;
+ return NULL;
ppe->foe_table = foe;
mtk_ppe_debugfs_init(ppe);
- return 0;
+ return ppe;
}
static void mtk_ppe_init_foe_table(struct mtk_ppe *ppe)
--- a/drivers/net/ethernet/mediatek/mtk_ppe.h
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.h
@@ -246,8 +246,7 @@ struct mtk_ppe {
void *acct_table;
};
-int mtk_ppe_init(struct mtk_ppe *ppe, struct device *dev, void __iomem *base,
- int version);
+struct mtk_ppe *mtk_ppe_init(struct device *dev, void __iomem *base, int version);
int mtk_ppe_start(struct mtk_ppe *ppe);
int mtk_ppe_stop(struct mtk_ppe *ppe);
--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
@@ -412,7 +412,7 @@ mtk_flow_offload_replace(struct mtk_eth
entry->cookie = f->cookie;
timestamp = mtk_eth_timestamp(eth);
- hash = mtk_foe_entry_commit(&eth->ppe, &foe, timestamp);
+ hash = mtk_foe_entry_commit(eth->ppe, &foe, timestamp);
if (hash < 0) {
err = hash;
goto free;
@@ -427,7 +427,7 @@ mtk_flow_offload_replace(struct mtk_eth
return 0;
clear_flow:
- mtk_foe_entry_clear(&eth->ppe, hash);
+ mtk_foe_entry_clear(eth->ppe, hash);
free:
kfree(entry);
if (wed_index >= 0)
@@ -445,7 +445,7 @@ mtk_flow_offload_destroy(struct mtk_eth
if (!entry)
return -ENOENT;
- mtk_foe_entry_clear(&eth->ppe, entry->hash);
+ mtk_foe_entry_clear(eth->ppe, entry->hash);
rhashtable_remove_fast(&eth->flow_table, &entry->node,
mtk_flow_ht_params);
if (entry->wed_index >= 0)
@@ -467,7 +467,7 @@ mtk_flow_offload_stats(struct mtk_eth *e
if (!entry)
return -ENOENT;
- timestamp = mtk_foe_entry_timestamp(&eth->ppe, entry->hash);
+ timestamp = mtk_foe_entry_timestamp(eth->ppe, entry->hash);
if (timestamp < 0)
return -ETIMEDOUT;
@@ -523,7 +523,7 @@ mtk_eth_setup_tc_block(struct net_device
struct flow_block_cb *block_cb;
flow_setup_cb_t *cb;
- if (!eth->ppe.foe_table)
+ if (!eth->ppe || !eth->ppe->foe_table)
return -EOPNOTSUPP;
if (f->binder_type != FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS)
@@ -575,7 +575,7 @@ int mtk_eth_setup_tc(struct net_device *
int mtk_eth_offload_init(struct mtk_eth *eth)
{
- if (!eth->ppe.foe_table)
+ if (!eth->ppe || !eth->ppe->foe_table)
return 0;
return rhashtable_init(&eth->flow_table, &mtk_flow_ht_params);