From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/drivers/scsi/fcoe/fcoe_ctlr.c | 175 ++++++++++++++++++++++++++++------------------------------
1 files changed, 85 insertions(+), 90 deletions(-)
diff --git a/kernel/drivers/scsi/fcoe/fcoe_ctlr.c b/kernel/drivers/scsi/fcoe/fcoe_ctlr.c
index 658c072..a2d60ad 100644
--- a/kernel/drivers/scsi/fcoe/fcoe_ctlr.c
+++ b/kernel/drivers/scsi/fcoe/fcoe_ctlr.c
@@ -1,19 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008-2009 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
* Maintained at www.Open-FCoE.org
*/
@@ -146,6 +134,7 @@
/**
* fcoe_ctlr_init() - Initialize the FCoE Controller instance
* @fip: The FCoE controller to initialize
+ * @mode: FIP mode to set
*/
void fcoe_ctlr_init(struct fcoe_ctlr *fip, enum fip_mode mode)
{
@@ -330,16 +319,17 @@
{
struct fcoe_fcf *sel;
struct fcoe_fcf *fcf;
+ unsigned long flags;
mutex_lock(&fip->ctlr_mutex);
- spin_lock_bh(&fip->ctlr_lock);
+ spin_lock_irqsave(&fip->ctlr_lock, flags);
kfree_skb(fip->flogi_req);
fip->flogi_req = NULL;
list_for_each_entry(fcf, &fip->fcfs, list)
fcf->flogi_sent = 0;
- spin_unlock_bh(&fip->ctlr_lock);
+ spin_unlock_irqrestore(&fip->ctlr_lock, flags);
sel = fip->sel_fcf;
if (sel && ether_addr_equal(sel->fcf_mac, fip->dest_addr))
@@ -348,7 +338,7 @@
printk(KERN_NOTICE "libfcoe: host%d: "
"FIP Fibre-Channel Forwarder MAC %pM deselected\n",
fip->lp->host->host_no, fip->dest_addr);
- memset(fip->dest_addr, 0, ETH_ALEN);
+ eth_zero_addr(fip->dest_addr);
}
if (sel) {
printk(KERN_INFO "libfcoe: host%d: FIP selected "
@@ -461,10 +451,10 @@
switch (fip->mode) {
default:
LIBFCOE_FIP_DBG(fip, "invalid mode %d\n", fip->mode);
- /* fall-through */
+ fallthrough;
case FIP_MODE_AUTO:
LIBFCOE_FIP_DBG(fip, "%s", "setting AUTO mode.\n");
- /* fall-through */
+ fallthrough;
case FIP_MODE_FABRIC:
case FIP_MODE_NON_FIP:
mutex_unlock(&fip->ctlr_mutex);
@@ -599,6 +589,7 @@
/**
* fcoe_ctlr_encaps() - Encapsulate an ELS frame for FIP, without sending it
* @fip: The FCoE controller for the ELS frame
+ * @lport: The local port
* @dtype: The FIP descriptor type for the frame
* @skb: The FCoE ELS frame including FC header but no FCoE headers
* @d_id: The destination port ID.
@@ -709,6 +700,7 @@
{
struct fc_frame *fp;
struct fc_frame_header *fh;
+ unsigned long flags;
u16 old_xid;
u8 op;
u8 mac[ETH_ALEN];
@@ -742,11 +734,11 @@
op = FIP_DT_FLOGI;
if (fip->mode == FIP_MODE_VN2VN)
break;
- spin_lock_bh(&fip->ctlr_lock);
+ spin_lock_irqsave(&fip->ctlr_lock, flags);
kfree_skb(fip->flogi_req);
fip->flogi_req = skb;
fip->flogi_req_send = 1;
- spin_unlock_bh(&fip->ctlr_lock);
+ spin_unlock_irqrestore(&fip->ctlr_lock, flags);
schedule_work(&fip->timer_work);
return -EINPROGRESS;
case ELS_FDISC:
@@ -783,7 +775,7 @@
fc_fcoe_set_mac(mac, fh->fh_d_id);
fip->update_mac(lport, mac);
}
- /* fall through */
+ fallthrough;
case ELS_LS_RJT:
op = fr_encaps(fp);
if (op)
@@ -1031,7 +1023,7 @@
{
struct fcoe_fcf *fcf;
struct fcoe_fcf new;
- unsigned long sol_tov = msecs_to_jiffies(FCOE_CTRL_SOL_TOV);
+ unsigned long sol_tov = msecs_to_jiffies(FCOE_CTLR_SOL_TOV);
int first = 0;
int mtu_valid;
int found = 0;
@@ -1314,7 +1306,7 @@
/**
* fcoe_ctlr_recv_els() - Handle an incoming link reset frame
* @fip: The FCoE controller that received the frame
- * @fh: The received FIP header
+ * @skb: The received FIP packet
*
* There may be multiple VN_Port descriptors.
* The overall length has already been checked.
@@ -1723,10 +1715,11 @@
static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip)
{
struct fcoe_fcf *fcf;
+ unsigned long flags;
int error;
mutex_lock(&fip->ctlr_mutex);
- spin_lock_bh(&fip->ctlr_lock);
+ spin_lock_irqsave(&fip->ctlr_lock, flags);
LIBFCOE_FIP_DBG(fip, "re-sending FLOGI - reselect\n");
fcf = fcoe_ctlr_select(fip);
if (!fcf || fcf->flogi_sent) {
@@ -1737,7 +1730,7 @@
fcoe_ctlr_solicit(fip, NULL);
error = fcoe_ctlr_flogi_send_locked(fip);
}
- spin_unlock_bh(&fip->ctlr_lock);
+ spin_unlock_irqrestore(&fip->ctlr_lock, flags);
mutex_unlock(&fip->ctlr_mutex);
return error;
}
@@ -1754,8 +1747,9 @@
static void fcoe_ctlr_flogi_send(struct fcoe_ctlr *fip)
{
struct fcoe_fcf *fcf;
+ unsigned long flags;
- spin_lock_bh(&fip->ctlr_lock);
+ spin_lock_irqsave(&fip->ctlr_lock, flags);
fcf = fip->sel_fcf;
if (!fcf || !fip->flogi_req_send)
goto unlock;
@@ -1782,12 +1776,12 @@
} else /* XXX */
LIBFCOE_FIP_DBG(fip, "No FCF selected - defer send\n");
unlock:
- spin_unlock_bh(&fip->ctlr_lock);
+ spin_unlock_irqrestore(&fip->ctlr_lock, flags);
}
/**
* fcoe_ctlr_timeout() - FIP timeout handler
- * @arg: The FCoE controller that timed out
+ * @t: Timer context use to obtain the controller reference
*/
static void fcoe_ctlr_timeout(struct timer_list *t)
{
@@ -1899,6 +1893,7 @@
/**
* fcoe_ctlr_recv_flogi() - Snoop pre-FIP receipt of FLOGI response
* @fip: The FCoE controller
+ * @lport: The local port
* @fp: The FC frame to snoop
*
* Snoop potential response to FLOGI or even incoming FLOGI.
@@ -1978,7 +1973,7 @@
*
* Returns: u64 fc world wide name
*/
-u64 fcoe_wwn_from_mac(unsigned char mac[MAX_ADDR_LEN],
+u64 fcoe_wwn_from_mac(unsigned char mac[ETH_ALEN],
unsigned int scheme, unsigned int port)
{
u64 wwn;
@@ -2170,7 +2165,7 @@
/**
* fcoe_ctlr_disc_stop_locked() - stop discovery in VN2VN mode
- * @fip: The FCoE controller
+ * @lport: The local port
*
* Called with ctlr_mutex held.
*/
@@ -2191,7 +2186,7 @@
/**
* fcoe_ctlr_disc_stop() - stop discovery in VN2VN mode
- * @fip: The FCoE controller
+ * @lport: The local port
*
* Called through the local port template for discovery.
* Called without the ctlr_mutex held.
@@ -2207,7 +2202,7 @@
/**
* fcoe_ctlr_disc_stop_final() - stop discovery for shutdown in VN2VN mode
- * @fip: The FCoE controller
+ * @lport: The local port
*
* Called through the local port template for discovery.
* Called without the ctlr_mutex held.
@@ -2274,7 +2269,7 @@
* fcoe_ctlr_vn_parse - parse probe request or response
* @fip: The FCoE controller
* @skb: incoming packet
- * @rdata: buffer for resulting parsed VN entry plus fcoe_rport
+ * @frport: parsed FCoE rport from the probe request
*
* Returns non-zero error number on error.
* Does not consume the packet.
@@ -2413,16 +2408,14 @@
/**
* fcoe_ctlr_vn_probe_req() - handle incoming VN2VN probe request.
* @fip: The FCoE controller
- * @rdata: parsed remote port with frport from the probe request
+ * @frport: parsed FCoE rport from the probe request
*
* Called with ctlr_mutex held.
*/
static void fcoe_ctlr_vn_probe_req(struct fcoe_ctlr *fip,
- struct fc_rport_priv *rdata)
+ struct fcoe_rport *frport)
{
- struct fcoe_rport *frport = fcoe_ctlr_rport(rdata);
-
- if (rdata->ids.port_id != fip->port_id)
+ if (frport->rdata.ids.port_id != fip->port_id)
return;
switch (fip->state) {
@@ -2442,7 +2435,7 @@
* Probe's REC bit is not set.
* If we don't reply, we will change our address.
*/
- if (fip->lp->wwpn > rdata->ids.port_name &&
+ if (fip->lp->wwpn > frport->rdata.ids.port_name &&
!(frport->flags & FIP_FL_REC_OR_P2P)) {
LIBFCOE_FIP_DBG(fip, "vn_probe_req: "
"port_id collision\n");
@@ -2450,7 +2443,7 @@
frport->enode_mac, 0);
break;
}
- /* fall through */
+ fallthrough;
case FIP_ST_VNMP_START:
LIBFCOE_FIP_DBG(fip, "vn_probe_req: "
"restart VN2VN negotiation\n");
@@ -2466,14 +2459,14 @@
/**
* fcoe_ctlr_vn_probe_reply() - handle incoming VN2VN probe reply.
* @fip: The FCoE controller
- * @rdata: parsed remote port with frport from the probe request
+ * @frport: parsed FCoE rport from the probe request
*
* Called with ctlr_mutex held.
*/
static void fcoe_ctlr_vn_probe_reply(struct fcoe_ctlr *fip,
- struct fc_rport_priv *rdata)
+ struct fcoe_rport *frport)
{
- if (rdata->ids.port_id != fip->port_id)
+ if (frport->rdata.ids.port_id != fip->port_id)
return;
switch (fip->state) {
case FIP_ST_VNMP_START:
@@ -2496,11 +2489,11 @@
/**
* fcoe_ctlr_vn_add() - Add a VN2VN entry to the list, based on a claim reply.
* @fip: The FCoE controller
- * @new: newly-parsed remote port with frport as a template for new rdata
+ * @new: newly-parsed FCoE rport as a template for new rdata
*
* Called with ctlr_mutex held.
*/
-static void fcoe_ctlr_vn_add(struct fcoe_ctlr *fip, struct fc_rport_priv *new)
+static void fcoe_ctlr_vn_add(struct fcoe_ctlr *fip, struct fcoe_rport *new)
{
struct fc_lport *lport = fip->lp;
struct fc_rport_priv *rdata;
@@ -2508,7 +2501,7 @@
struct fcoe_rport *frport;
u32 port_id;
- port_id = new->ids.port_id;
+ port_id = new->rdata.ids.port_id;
if (port_id == fip->port_id)
return;
@@ -2525,22 +2518,28 @@
rdata->disc_id = lport->disc.disc_id;
ids = &rdata->ids;
- if ((ids->port_name != -1 && ids->port_name != new->ids.port_name) ||
- (ids->node_name != -1 && ids->node_name != new->ids.node_name)) {
+ if ((ids->port_name != -1 &&
+ ids->port_name != new->rdata.ids.port_name) ||
+ (ids->node_name != -1 &&
+ ids->node_name != new->rdata.ids.node_name)) {
mutex_unlock(&rdata->rp_mutex);
LIBFCOE_FIP_DBG(fip, "vn_add rport logoff %6.6x\n", port_id);
fc_rport_logoff(rdata);
mutex_lock(&rdata->rp_mutex);
}
- ids->port_name = new->ids.port_name;
- ids->node_name = new->ids.node_name;
+ ids->port_name = new->rdata.ids.port_name;
+ ids->node_name = new->rdata.ids.node_name;
mutex_unlock(&rdata->rp_mutex);
frport = fcoe_ctlr_rport(rdata);
LIBFCOE_FIP_DBG(fip, "vn_add rport %6.6x %s state %d\n",
port_id, frport->fcoe_len ? "old" : "new",
rdata->rp_state);
- *frport = *fcoe_ctlr_rport(new);
+ frport->fcoe_len = new->fcoe_len;
+ frport->flags = new->flags;
+ frport->login_count = new->login_count;
+ memcpy(frport->enode_mac, new->enode_mac, ETH_ALEN);
+ memcpy(frport->vn_mac, new->vn_mac, ETH_ALEN);
frport->time = 0;
}
@@ -2572,16 +2571,14 @@
/**
* fcoe_ctlr_vn_claim_notify() - handle received FIP VN2VN Claim Notification
* @fip: The FCoE controller
- * @new: newly-parsed remote port with frport as a template for new rdata
+ * @new: newly-parsed FCoE rport as a template for new rdata
*
* Called with ctlr_mutex held.
*/
static void fcoe_ctlr_vn_claim_notify(struct fcoe_ctlr *fip,
- struct fc_rport_priv *new)
+ struct fcoe_rport *new)
{
- struct fcoe_rport *frport = fcoe_ctlr_rport(new);
-
- if (frport->flags & FIP_FL_REC_OR_P2P) {
+ if (new->flags & FIP_FL_REC_OR_P2P) {
LIBFCOE_FIP_DBG(fip, "send probe req for P2P/REC\n");
fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REQ, fcoe_all_vn2vn, 0);
return;
@@ -2590,7 +2587,7 @@
case FIP_ST_VNMP_START:
case FIP_ST_VNMP_PROBE1:
case FIP_ST_VNMP_PROBE2:
- if (new->ids.port_id == fip->port_id) {
+ if (new->rdata.ids.port_id == fip->port_id) {
LIBFCOE_FIP_DBG(fip, "vn_claim_notify: "
"restart, state %d\n",
fip->state);
@@ -2599,8 +2596,8 @@
break;
case FIP_ST_VNMP_CLAIM:
case FIP_ST_VNMP_UP:
- if (new->ids.port_id == fip->port_id) {
- if (new->ids.port_name > fip->lp->wwpn) {
+ if (new->rdata.ids.port_id == fip->port_id) {
+ if (new->rdata.ids.port_name > fip->lp->wwpn) {
LIBFCOE_FIP_DBG(fip, "vn_claim_notify: "
"restart, port_id collision\n");
fcoe_ctlr_vn_restart(fip);
@@ -2612,15 +2609,16 @@
break;
}
LIBFCOE_FIP_DBG(fip, "vn_claim_notify: send reply to %x\n",
- new->ids.port_id);
- fcoe_ctlr_vn_send(fip, FIP_SC_VN_CLAIM_REP, frport->enode_mac,
- min((u32)frport->fcoe_len,
+ new->rdata.ids.port_id);
+ fcoe_ctlr_vn_send(fip, FIP_SC_VN_CLAIM_REP, new->enode_mac,
+ min((u32)new->fcoe_len,
fcoe_ctlr_fcoe_size(fip)));
fcoe_ctlr_vn_add(fip, new);
break;
default:
LIBFCOE_FIP_DBG(fip, "vn_claim_notify: "
- "ignoring claim from %x\n", new->ids.port_id);
+ "ignoring claim from %x\n",
+ new->rdata.ids.port_id);
break;
}
}
@@ -2628,15 +2626,15 @@
/**
* fcoe_ctlr_vn_claim_resp() - handle received Claim Response
* @fip: The FCoE controller that received the frame
- * @new: newly-parsed remote port with frport from the Claim Response
+ * @new: newly-parsed FCoE rport from the Claim Response
*
* Called with ctlr_mutex held.
*/
static void fcoe_ctlr_vn_claim_resp(struct fcoe_ctlr *fip,
- struct fc_rport_priv *new)
+ struct fcoe_rport *new)
{
LIBFCOE_FIP_DBG(fip, "claim resp from from rport %x - state %s\n",
- new->ids.port_id, fcoe_ctlr_state(fip->state));
+ new->rdata.ids.port_id, fcoe_ctlr_state(fip->state));
if (fip->state == FIP_ST_VNMP_UP || fip->state == FIP_ST_VNMP_CLAIM)
fcoe_ctlr_vn_add(fip, new);
}
@@ -2644,28 +2642,28 @@
/**
* fcoe_ctlr_vn_beacon() - handle received beacon.
* @fip: The FCoE controller that received the frame
- * @new: newly-parsed remote port with frport from the Beacon
+ * @new: newly-parsed FCoE rport from the Beacon
*
* Called with ctlr_mutex held.
*/
static void fcoe_ctlr_vn_beacon(struct fcoe_ctlr *fip,
- struct fc_rport_priv *new)
+ struct fcoe_rport *new)
{
struct fc_lport *lport = fip->lp;
struct fc_rport_priv *rdata;
struct fcoe_rport *frport;
- frport = fcoe_ctlr_rport(new);
- if (frport->flags & FIP_FL_REC_OR_P2P) {
+ if (new->flags & FIP_FL_REC_OR_P2P) {
LIBFCOE_FIP_DBG(fip, "p2p beacon while in vn2vn mode\n");
fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REQ, fcoe_all_vn2vn, 0);
return;
}
- rdata = fc_rport_lookup(lport, new->ids.port_id);
+ rdata = fc_rport_lookup(lport, new->rdata.ids.port_id);
if (rdata) {
- if (rdata->ids.node_name == new->ids.node_name &&
- rdata->ids.port_name == new->ids.port_name) {
+ if (rdata->ids.node_name == new->rdata.ids.node_name &&
+ rdata->ids.port_name == new->rdata.ids.port_name) {
frport = fcoe_ctlr_rport(rdata);
+
LIBFCOE_FIP_DBG(fip, "beacon from rport %x\n",
rdata->ids.port_id);
if (!frport->time && fip->state == FIP_ST_VNMP_UP) {
@@ -2688,7 +2686,7 @@
* Don't add the neighbor yet.
*/
LIBFCOE_FIP_DBG(fip, "beacon from new rport %x. sending claim notify\n",
- new->ids.port_id);
+ new->rdata.ids.port_id);
if (time_after(jiffies,
fip->sol_time + msecs_to_jiffies(FIP_VN_ANN_WAIT)))
fcoe_ctlr_vn_send_claim(fip);
@@ -2773,19 +2771,19 @@
mutex_lock(&fip->ctlr_mutex);
switch (sub) {
case FIP_SC_VN_PROBE_REQ:
- fcoe_ctlr_vn_probe_req(fip, &frport.rdata);
+ fcoe_ctlr_vn_probe_req(fip, &frport);
break;
case FIP_SC_VN_PROBE_REP:
- fcoe_ctlr_vn_probe_reply(fip, &frport.rdata);
+ fcoe_ctlr_vn_probe_reply(fip, &frport);
break;
case FIP_SC_VN_CLAIM_NOTIFY:
- fcoe_ctlr_vn_claim_notify(fip, &frport.rdata);
+ fcoe_ctlr_vn_claim_notify(fip, &frport);
break;
case FIP_SC_VN_CLAIM_REP:
- fcoe_ctlr_vn_claim_resp(fip, &frport.rdata);
+ fcoe_ctlr_vn_claim_resp(fip, &frport);
break;
case FIP_SC_VN_BEACON:
- fcoe_ctlr_vn_beacon(fip, &frport.rdata);
+ fcoe_ctlr_vn_beacon(fip, &frport);
break;
default:
LIBFCOE_FIP_DBG(fip, "vn_recv unknown subcode %d\n", sub);
@@ -2802,7 +2800,7 @@
* fcoe_ctlr_vlan_parse - parse vlan discovery request or response
* @fip: The FCoE controller
* @skb: incoming packet
- * @rdata: buffer for resulting parsed VLAN entry plus fcoe_rport
+ * @frport: parsed FCoE rport from the probe request
*
* Returns non-zero error number on error.
* Does not consume the packet.
@@ -2901,7 +2899,6 @@
* @fip: The FCoE controller
* @sub: sub-opcode for vlan notification or vn2vn vlan notification
* @dest: The destination Ethernet MAC address
- * @min_len: minimum size of the Ethernet payload to be sent
*/
static void fcoe_ctlr_vlan_send(struct fcoe_ctlr *fip,
enum fip_vlan_subcode sub,
@@ -2961,13 +2958,13 @@
/**
* fcoe_ctlr_vlan_disk_reply() - send FIP VLAN Discovery Notification.
* @fip: The FCoE controller
+ * @frport: The newly-parsed FCoE rport from the Discovery Request
*
* Called with ctlr_mutex held.
*/
static void fcoe_ctlr_vlan_disc_reply(struct fcoe_ctlr *fip,
- struct fc_rport_priv *rdata)
+ struct fcoe_rport *frport)
{
- struct fcoe_rport *frport = fcoe_ctlr_rport(rdata);
enum fip_vlan_subcode sub = FIP_SC_VL_NOTE;
if (fip->mode == FIP_MODE_VN2VN)
@@ -2978,9 +2975,8 @@
/**
* fcoe_ctlr_vlan_recv - vlan request receive handler for VN2VN mode.
- * @lport: The local port
- * @fp: The received frame
- *
+ * @fip: The FCoE controller
+ * @skb: The received FIP packet
*/
static int fcoe_ctlr_vlan_recv(struct fcoe_ctlr *fip, struct sk_buff *skb)
{
@@ -2998,7 +2994,7 @@
}
mutex_lock(&fip->ctlr_mutex);
if (sub == FIP_SC_VL_REQ)
- fcoe_ctlr_vlan_disc_reply(fip, &frport.rdata);
+ fcoe_ctlr_vlan_disc_reply(fip, &frport);
mutex_unlock(&fip->ctlr_mutex);
drop:
@@ -3024,9 +3020,8 @@
fc_frame_free(fp);
}
-/**
- * fcoe_ctlr_disc_recv - start discovery for VN2VN mode.
- * @fip: The FCoE controller
+/*
+ * fcoe_ctlr_disc_start - start discovery for VN2VN mode.
*
* This sets a flag indicating that remote ports should be created
* and started for the peers we discover. We use the disc_callback
--
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