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Date:   Tue, 14 Jul 2020 16:07:21 +0100
From:   Lee Jones <lee.jones@linaro.org>
To:     jejb@linux.ibm.com, martin.petersen@oracle.com
Cc:     linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
        Hannes Reinecke <hare@suse.de>
Subject: [PATCH v2.1 05/29] scsi: fcoe: fcoe_ctlr: Fix a myriad of
 documentation issues
Message-ID: <20200714150721.GE1398296@dell>
References: <20200713074645.126138-1-lee.jones@linaro.org>
 <20200713074645.126138-6-lee.jones@linaro.org>
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Mostly missing or incorrect (bitrotted) function parameters.

Fixes the following W=1 kernel build warning(s):

 drivers/scsi/fcoe/fcoe_ctlr.c:139: warning: Function parameter or member 'mode' not described in 'fcoe_ctlr_init'
 drivers/scsi/fcoe/fcoe_ctlr.c:604: warning: Function parameter or member 'lport' not described in 'fcoe_ctlr_encaps'
 drivers/scsi/fcoe/fcoe_ctlr.c:1312: warning: Function parameter or member 'skb' not described in 'fcoe_ctlr_recv_clr_vlink'
 drivers/scsi/fcoe/fcoe_ctlr.c:1312: warning: Excess function parameter 'fh' description in 'fcoe_ctlr_recv_clr_vlink'
 drivers/scsi/fcoe/fcoe_ctlr.c:1781: warning: Function parameter or member 't' not described in 'fcoe_ctlr_timeout'
 drivers/scsi/fcoe/fcoe_ctlr.c:1781: warning: Excess function parameter 'arg' description in 'fcoe_ctlr_timeout'
 drivers/scsi/fcoe/fcoe_ctlr.c:1904: warning: Function parameter or member 'lport' not described in 'fcoe_ctlr_recv_flogi'
 drivers/scsi/fcoe/fcoe_ctlr.c:2166: warning: Function parameter or member 'lport' not described in 'fcoe_ctlr_disc_stop_locked'
 drivers/scsi/fcoe/fcoe_ctlr.c:2166: warning: Excess function parameter 'fip' description in 'fcoe_ctlr_disc_stop_locked'
 drivers/scsi/fcoe/fcoe_ctlr.c:2188: warning: Function parameter or member 'lport' not described in 'fcoe_ctlr_disc_stop'
 drivers/scsi/fcoe/fcoe_ctlr.c:2188: warning: Excess function parameter 'fip' description in 'fcoe_ctlr_disc_stop'
 drivers/scsi/fcoe/fcoe_ctlr.c:2204: warning: Function parameter or member 'lport' not described in 'fcoe_ctlr_disc_stop_final'
 drivers/scsi/fcoe/fcoe_ctlr.c:2204: warning: Excess function parameter 'fip' description in 'fcoe_ctlr_disc_stop_final'
 drivers/scsi/fcoe/fcoe_ctlr.c:2273: warning: Function parameter or member 'frport' not described in 'fcoe_ctlr_vn_parse'
 drivers/scsi/fcoe/fcoe_ctlr.c:2273: warning: Excess function parameter 'rdata' description in 'fcoe_ctlr_vn_parse'
 drivers/scsi/fcoe/fcoe_ctlr.c:2804: warning: Function parameter or member 'frport' not described in 'fcoe_ctlr_vlan_parse'
 drivers/scsi/fcoe/fcoe_ctlr.c:2804: warning: Excess function parameter 'rdata' description in 'fcoe_ctlr_vlan_parse'
 drivers/scsi/fcoe/fcoe_ctlr.c:2900: warning: Excess function parameter 'min_len' description in 'fcoe_ctlr_vlan_send'
 drivers/scsi/fcoe/fcoe_ctlr.c:2977: warning: Function parameter or member 'fip' not described in 'fcoe_ctlr_vlan_recv'
 drivers/scsi/fcoe/fcoe_ctlr.c:2977: warning: Function parameter or member 'skb' not described in 'fcoe_ctlr_vlan_recv'
 drivers/scsi/fcoe/fcoe_ctlr.c:2977: warning: Excess function parameter 'lport' description in 'fcoe_ctlr_vlan_recv'
 drivers/scsi/fcoe/fcoe_ctlr.c:2977: warning: Excess function parameter 'fp' description in 'fcoe_ctlr_vlan_recv'
 drivers/scsi/fcoe/fcoe_ctlr.c:3033: warning: Function parameter or member 'callback' not described in 'fcoe_ctlr_disc_start'
 drivers/scsi/fcoe/fcoe_ctlr.c:3033: warning: Function parameter or member 'lport' not described in 'fcoe_ctlr_disc_start'
 drivers/scsi/fcoe/fcoe_ctlr.c:3033: warning: Excess function parameter 'fip' description in 'fcoe_ctlr_disc_start'

Cc: Hannes Reinecke <hare@suse.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
Changelog:

v2
 - Rename title s/fcoe_ctlr_disc_recv/fcoe_ctlr_disc_start/ while we're at it

 drivers/scsi/fcoe/fcoe_ctlr.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c
index 1791a393795da..a31d4f2f9c382 100644
--- a/drivers/scsi/fcoe/fcoe_ctlr.c
+++ b/drivers/scsi/fcoe/fcoe_ctlr.c
@@ -134,6 +134,7 @@ static void fcoe_ctlr_map_dest(struct fcoe_ctlr *fip)
 /**
  * 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)
 {
@@ -587,6 +588,7 @@ static void fcoe_ctlr_send_keep_alive(struct fcoe_ctlr *fip,
 /**
  * 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.
@@ -1302,7 +1304,7 @@ static void fcoe_ctlr_recv_els(struct fcoe_ctlr *fip, struct sk_buff *skb)
 /**
  * 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.
@@ -1775,7 +1777,7 @@ static void fcoe_ctlr_flogi_send(struct fcoe_ctlr *fip)
 
 /**
  * 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)
 {
@@ -1887,6 +1889,7 @@ static void fcoe_ctlr_recv_work(struct work_struct *recv_work)
 /**
  * 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.
@@ -2158,7 +2161,7 @@ static struct fc_rport_operations fcoe_ctlr_vn_rport_ops = {
 
 /**
  * fcoe_ctlr_disc_stop_locked() - stop discovery in VN2VN mode
- * @fip: The FCoE controller
+ * @lport: The local port
  *
  * Called with ctlr_mutex held.
  */
@@ -2179,7 +2182,7 @@ static void fcoe_ctlr_disc_stop_locked(struct fc_lport *lport)
 
 /**
  * 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.
@@ -2195,7 +2198,7 @@ static void fcoe_ctlr_disc_stop(struct fc_lport *lport)
 
 /**
  * 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.
@@ -2262,7 +2265,7 @@ static void fcoe_ctlr_vn_start(struct fcoe_ctlr *fip)
  * 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.
@@ -2793,7 +2796,7 @@ static int fcoe_ctlr_vn_recv(struct fcoe_ctlr *fip, struct sk_buff *skb)
  * 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.
@@ -2892,7 +2895,6 @@ static int fcoe_ctlr_vlan_parse(struct fcoe_ctlr *fip,
  * @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,
@@ -2969,9 +2971,8 @@ static void fcoe_ctlr_vlan_disc_reply(struct fcoe_ctlr *fip,
 
 /**
  * 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)
 {
@@ -3015,9 +3016,8 @@ static void fcoe_ctlr_disc_recv(struct fc_lport *lport, struct fc_frame *fp)
 	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
-- 
2.25.1