ramips: rename ethernet driver folder to the same one that upstream uses

Preparation for sharing offload code with the mediatek target through
generic files/

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 115 insertions, 0 deletions

diff --git a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_debugfs.c b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_debugfs.c
new file mode 100644
index 0000000000..2938119e89
--- /dev/null
+++ b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_debugfs.c
@@ -0,0 +1,115 @@
+/*   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; version 2 of the License
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   Copyright (C) 2014-2016 Sean Wang <sean.wang@mediatek.com>
+ *   Copyright (C) 2016-2017 John Crispin <blogic@openwrt.org>
+ */
+
+#include "mtk_offload.h"
+
+static const char *mtk_foe_entry_state_str[] = {
+	"INVALID",
+	"UNBIND",
+	"BIND",
+	"FIN"
+};
+
+static const char *mtk_foe_packet_type_str[] = {
+	"IPV4_HNAPT",
+	"IPV4_HNAT",
+	"IPV6_1T_ROUTE",
+	"IPV4_DSLITE",
+	"IPV6_3T_ROUTE",
+	"IPV6_5T_ROUTE",
+	"IPV6_6RD",
+};
+
+#define IPV4_HNAPT                      0
+#define IPV4_HNAT                       1
+#define IS_IPV4_HNAPT(x)	(((x)->bfib1.pkt_type == IPV4_HNAPT) ? 1: 0)
+struct mtk_eth *_eth;
+#define es(entry)		(mtk_foe_entry_state_str[entry->bfib1.state])
+//#define ei(entry, end)		(MTK_PPE_TBL_SZ - (int)(end - entry))
+#define ei(entry, end)		(MTK_PPE_ENTRY_CNT - (int)(end - entry))
+#define pt(entry)		(mtk_foe_packet_type_str[entry->ipv4_hnapt.bfib1.pkt_type])
+
+static int mtk_ppe_debugfs_foe_show(struct seq_file *m, void *private)
+{
+	struct mtk_eth *eth = _eth;
+	struct mtk_foe_entry *entry, *end;
+	int i = 0;
+
+	entry = eth->foe_table;
+	end = eth->foe_table + MTK_PPE_ENTRY_CNT;
+
+	while (entry < end) {
+		if (IS_IPV4_HNAPT(entry)) {
+			__be32 saddr = htonl(entry->ipv4_hnapt.sip);
+			__be32 daddr = htonl(entry->ipv4_hnapt.dip);
+			__be32 nsaddr = htonl(entry->ipv4_hnapt.new_sip);
+			__be32 ndaddr = htonl(entry->ipv4_hnapt.new_dip);
+			unsigned char h_dest[ETH_ALEN];
+			unsigned char h_source[ETH_ALEN];
+
+			*((u32*) h_source) = swab32(entry->ipv4_hnapt.smac_hi);
+			*((u16*) &h_source[4]) = swab16(entry->ipv4_hnapt.smac_lo);
+			*((u32*) h_dest) = swab32(entry->ipv4_hnapt.dmac_hi);
+			*((u16*) &h_dest[4]) = swab16(entry->ipv4_hnapt.dmac_lo);
+			seq_printf(m,
+				   "(%x)0x%05x|state=%s|type=%s|"
+				   "%pI4:%d->%pI4:%d=>%pI4:%d->%pI4:%d|%pM=>%pM|"
+				   "etype=0x%04x|info1=0x%x|info2=0x%x|"
+				   "vlan1=%d|vlan2=%d\n",
+				   i,
+				   ei(entry, end), es(entry), pt(entry),
+				   &saddr, entry->ipv4_hnapt.sport,
+				   &daddr, entry->ipv4_hnapt.dport,
+				   &nsaddr, entry->ipv4_hnapt.new_sport,
+				   &ndaddr, entry->ipv4_hnapt.new_dport, h_source,
+				   h_dest, ntohs(entry->ipv4_hnapt.etype),
+				   entry->ipv4_hnapt.info_blk1,
+				   entry->ipv4_hnapt.info_blk2,
+				   entry->ipv4_hnapt.vlan1,
+				   entry->ipv4_hnapt.vlan2);
+		} else
+			seq_printf(m, "0x%05x state=%s\n",
+				   ei(entry, end), es(entry));
+		entry++;
+		i++;
+	}
+
+	return 0;
+}
+
+static int mtk_ppe_debugfs_foe_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, mtk_ppe_debugfs_foe_show, file->private_data);
+}
+
+static const struct file_operations mtk_ppe_debugfs_foe_fops = {
+	.open = mtk_ppe_debugfs_foe_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+};
+
+int mtk_ppe_debugfs_init(struct mtk_eth *eth)
+{
+	struct dentry *root;
+
+	_eth = eth;
+
+	root = debugfs_create_dir("mtk_ppe", NULL);
+	if (!root)
+		return -ENOMEM;
+
+	debugfs_create_file("all_entry", S_IRUGO, root, eth, &mtk_ppe_debugfs_foe_fops);
+
+	return 0;
+}