2021-01-15 20:11:16

by Lee Jones

[permalink] [raw]
Subject: [RESEND v2 0/7] Rid W=1 warnings in Ethernet

Resending the stragglers again.
This set is part of a larger effort attempting to clean-up W=1
kernel builds, which are currently overwhelmingly riddled with
niggly little warnings.

No changes since v2, just a rebase onto net-next.

v2:
- Squashed IBM patches
- Fixed real issue in SMSC
- Added Andrew's Reviewed-by tags on remainder

Lee Jones (7):
net: ethernet: smsc: smc91x: Fix function name in kernel-doc header
net: xen-netback: xenbus: Demote nonconformant kernel-doc headers
net: ethernet: ti: am65-cpsw-qos: Demote non-conformant function
header
net: ethernet: ti: am65-cpts: Document am65_cpts_rx_enable()'s 'en'
parameter
net: ethernet: ibm: ibmvnic: Fix some kernel-doc misdemeanours
net: ethernet: toshiba: ps3_gelic_net: Fix some kernel-doc
misdemeanours
net: ethernet: toshiba: spider_net: Document a whole bunch of function
parameters

drivers/net/ethernet/ibm/ibmvnic.c | 27 ++++++++++----------
drivers/net/ethernet/smsc/smc91x.c | 2 +-
drivers/net/ethernet/ti/am65-cpsw-qos.c | 2 +-
drivers/net/ethernet/ti/am65-cpts.c | 2 +-
drivers/net/ethernet/toshiba/ps3_gelic_net.c | 8 +++---
drivers/net/ethernet/toshiba/spider_net.c | 18 ++++++++-----
drivers/net/xen-netback/xenbus.c | 4 +--
drivers/net/xen-netfront.c | 6 ++---
8 files changed, 37 insertions(+), 32 deletions(-)

Cc: Alexei Starovoitov <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: [email protected]
Cc: Daniel Borkmann <[email protected]>
Cc: Dany Madden <[email protected]>
Cc: Daris A Nevil <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Erik Stahlman <[email protected]>
Cc: Geoff Levand <[email protected]>
Cc: Grygorii Strashko <[email protected]>
Cc: "Gustavo A. R. Silva" <[email protected]>
Cc: Ishizaki Kou <[email protected]>
Cc: Ivan Khoronzhuk <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Jens Osterkamp <[email protected]>
Cc: Jesper Dangaard Brouer <[email protected]>
Cc: John Allen <[email protected]>
Cc: John Fastabend <[email protected]>
Cc: Kurt Kanzenbach <[email protected]>
Cc: Lijun Pan <[email protected]>
Cc: [email protected]
Cc: Michael Ellerman <[email protected]>
Cc: [email protected]
Cc: Nicolas Pitre <[email protected]>
Cc: Paul Durrant <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Cammaert <[email protected]>
Cc: Russell King <[email protected]>
Cc: Rusty Russell <[email protected]>
Cc: Santiago Leon <[email protected]>
Cc: Sukadev Bhattiprolu <[email protected]>
Cc: Thomas Falcon <[email protected]>
Cc: Utz Bacher <[email protected]>
Cc: Wei Liu <[email protected]>
Cc: [email protected]
--
2.25.1


2021-01-15 20:11:19

by Lee Jones

[permalink] [raw]
Subject: [PATCH 2/7] net: xen-netback: xenbus: Demote nonconformant kernel-doc headers

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

drivers/net/xen-netback/xenbus.c:419: warning: Function parameter or member 'dev' not described in 'frontend_changed'
drivers/net/xen-netback/xenbus.c:419: warning: Function parameter or member 'frontend_state' not described in 'frontend_changed'
drivers/net/xen-netback/xenbus.c:1001: warning: Function parameter or member 'dev' not described in 'netback_probe'
drivers/net/xen-netback/xenbus.c:1001: warning: Function parameter or member 'id' not described in 'netback_probe'

Cc: Wei Liu <[email protected]>
Cc: Paul Durrant <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Alexei Starovoitov <[email protected]>
Cc: Daniel Borkmann <[email protected]>
Cc: Jesper Dangaard Brouer <[email protected]>
Cc: John Fastabend <[email protected]>
Cc: Rusty Russell <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/xen-netback/xenbus.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index 6f10e0998f1ce..a5439c130130f 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -411,7 +411,7 @@ static void read_xenbus_frontend_xdp(struct backend_info *be,
vif->xdp_headroom = headroom;
}

-/**
+/*
* Callback received when the frontend's state changes.
*/
static void frontend_changed(struct xenbus_device *dev,
@@ -996,7 +996,7 @@ static int netback_remove(struct xenbus_device *dev)
return 0;
}

-/**
+/*
* Entry point to this code when a new device is created. Allocate the basic
* structures and switch to InitWait.
*/
--
2.25.1

2021-01-15 20:11:35

by Lee Jones

[permalink] [raw]
Subject: [PATCH 1/7] net: ethernet: smsc: smc91x: Fix function name in kernel-doc header

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

drivers/net/ethernet/smsc/smc91x.c:2200: warning: Function parameter or member 'dev' not described in 'try_toggle_control_gpio'
drivers/net/ethernet/smsc/smc91x.c:2200: warning: Function parameter or member 'desc' not described in 'try_toggle_control_gpio'
drivers/net/ethernet/smsc/smc91x.c:2200: warning: Function parameter or member 'name' not described in 'try_toggle_control_gpio'
drivers/net/ethernet/smsc/smc91x.c:2200: warning: Function parameter or member 'index' not described in 'try_toggle_control_gpio'
drivers/net/ethernet/smsc/smc91x.c:2200: warning: Function parameter or member 'value' not described in 'try_toggle_control_gpio'
drivers/net/ethernet/smsc/smc91x.c:2200: warning: Function parameter or member 'nsdelay' not described in 'try_toggle_control_gpio'

Cc: Nicolas Pitre <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Erik Stahlman <[email protected]>
Cc: Peter Cammaert <[email protected]>
Cc: Daris A Nevil <[email protected]>
Cc: Russell King <[email protected]>
Cc: [email protected]
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/ethernet/smsc/smc91x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c
index 742a1f7a838c9..891b49281bc64 100644
--- a/drivers/net/ethernet/smsc/smc91x.c
+++ b/drivers/net/ethernet/smsc/smc91x.c
@@ -2191,7 +2191,7 @@ static const struct of_device_id smc91x_match[] = {
MODULE_DEVICE_TABLE(of, smc91x_match);

/**
- * of_try_set_control_gpio - configure a gpio if it exists
+ * try_toggle_control_gpio - configure a gpio if it exists
* @dev: net device
* @desc: where to store the GPIO descriptor, if it exists
* @name: name of the GPIO in DT
--
2.25.1

2021-01-15 20:11:45

by Lee Jones

[permalink] [raw]
Subject: [PATCH 3/7] net: ethernet: ti: am65-cpsw-qos: Demote non-conformant function header

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

drivers/net/ethernet/ti/am65-cpsw-qos.c:364: warning: Function parameter or member 'ndev' not described in 'am65_cpsw_timer_set'
drivers/net/ethernet/ti/am65-cpsw-qos.c:364: warning: Function parameter or member 'est_new' not described in 'am65_cpsw_timer_set'

Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Ivan Khoronzhuk <[email protected]>
Cc: "Gustavo A. R. Silva" <[email protected]>
Cc: [email protected]
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/ethernet/ti/am65-cpsw-qos.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ti/am65-cpsw-qos.c b/drivers/net/ethernet/ti/am65-cpsw-qos.c
index 3bdd4dbcd2ff1..ebcc6386cc34a 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-qos.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-qos.c
@@ -356,7 +356,7 @@ static void am65_cpsw_est_set_sched_list(struct net_device *ndev,
writel(~all_fetch_allow & AM65_CPSW_FETCH_ALLOW_MSK, ram_addr);
}

-/**
+/*
* Enable ESTf periodic output, set cycle start time and interval.
*/
static int am65_cpsw_timer_set(struct net_device *ndev,
--
2.25.1

2021-01-15 20:12:43

by Lee Jones

[permalink] [raw]
Subject: [PATCH 6/7] net: ethernet: toshiba: ps3_gelic_net: Fix some kernel-doc misdemeanours

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

drivers/net/ethernet/toshiba/ps3_gelic_net.c:1107: warning: Function parameter or member 'irq' not described in 'gelic_card_interrupt'
drivers/net/ethernet/toshiba/ps3_gelic_net.c:1107: warning: Function parameter or member 'ptr' not described in 'gelic_card_interrupt'
drivers/net/ethernet/toshiba/ps3_gelic_net.c:1407: warning: Function parameter or member 'txqueue' not described in 'gelic_net_tx_timeout'
drivers/net/ethernet/toshiba/ps3_gelic_net.c:1439: warning: Function parameter or member 'napi' not described in 'gelic_ether_setup_netdev_ops'
drivers/net/ethernet/toshiba/ps3_gelic_net.c:1639: warning: Function parameter or member 'dev' not described in 'ps3_gelic_driver_probe'
drivers/net/ethernet/toshiba/ps3_gelic_net.c:1795: warning: Function parameter or member 'dev' not described in 'ps3_gelic_driver_remove'

Cc: Geoff Levand <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Michael Ellerman <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Utz Bacher <[email protected]>
Cc: Jens Osterkamp <[email protected]>
Cc: [email protected]
Cc: [email protected]
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/ethernet/toshiba/ps3_gelic_net.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
index 3d1fc8d2ca667..55e652624bd76 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
@@ -1100,7 +1100,7 @@ static int gelic_net_poll(struct napi_struct *napi, int budget)
return packets_done;
}

-/**
+/*
* gelic_card_interrupt - event handler for gelic_net
*/
static irqreturn_t gelic_card_interrupt(int irq, void *ptr)
@@ -1400,6 +1400,7 @@ static void gelic_net_tx_timeout_task(struct work_struct *work)
/**
* gelic_net_tx_timeout - called when the tx timeout watchdog kicks in.
* @netdev: interface device structure
+ * @txqueue: unused
*
* called, if tx hangs. Schedules a task that resets the interface
*/
@@ -1431,6 +1432,7 @@ static const struct net_device_ops gelic_netdevice_ops = {
/**
* gelic_ether_setup_netdev_ops - initialization of net_device operations
* @netdev: net_device structure
+ * @napi: napi structure
*
* fills out function pointers in the net_device structure
*/
@@ -1632,7 +1634,7 @@ static void gelic_card_get_vlan_info(struct gelic_card *card)
dev_info(ctodev(card), "internal vlan %s\n",
card->vlan_required? "enabled" : "disabled");
}
-/**
+/*
* ps3_gelic_driver_probe - add a device to the control of this driver
*/
static int ps3_gelic_driver_probe(struct ps3_system_bus_device *dev)
@@ -1787,7 +1789,7 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *dev)
return result;
}

-/**
+/*
* ps3_gelic_driver_remove - remove a device from the control of this driver
*/

--
2.25.1

2021-01-15 20:12:53

by Lee Jones

[permalink] [raw]
Subject: [PATCH 5/7] net: ethernet: ibm: ibmvnic: Fix some kernel-doc misdemeanours

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

from drivers/net/ethernet/ibm/ibmvnic.c:35:
inlined from ‘handle_vpd_rsp’ at drivers/net/ethernet/ibm/ibmvnic.c:4124:3:
drivers/net/ethernet/ibm/ibmvnic.c:1362: warning: Function parameter or member 'hdr_field' not described in 'build_hdr_data'
drivers/net/ethernet/ibm/ibmvnic.c:1362: warning: Function parameter or member 'skb' not described in 'build_hdr_data'
drivers/net/ethernet/ibm/ibmvnic.c:1362: warning: Function parameter or member 'hdr_len' not described in 'build_hdr_data'
drivers/net/ethernet/ibm/ibmvnic.c:1362: warning: Function parameter or member 'hdr_data' not described in 'build_hdr_data'
drivers/net/ethernet/ibm/ibmvnic.c:1423: warning: Function parameter or member 'hdr_field' not described in 'create_hdr_descs'
drivers/net/ethernet/ibm/ibmvnic.c:1423: warning: Function parameter or member 'hdr_data' not described in 'create_hdr_descs'
drivers/net/ethernet/ibm/ibmvnic.c:1423: warning: Function parameter or member 'len' not described in 'create_hdr_descs'
drivers/net/ethernet/ibm/ibmvnic.c:1423: warning: Function parameter or member 'hdr_len' not described in 'create_hdr_descs'
drivers/net/ethernet/ibm/ibmvnic.c:1423: warning: Function parameter or member 'scrq_arr' not described in 'create_hdr_descs'
drivers/net/ethernet/ibm/ibmvnic.c:1474: warning: Function parameter or member 'txbuff' not described in 'build_hdr_descs_arr'
drivers/net/ethernet/ibm/ibmvnic.c:1474: warning: Function parameter or member 'num_entries' not described in 'build_hdr_descs_arr'
drivers/net/ethernet/ibm/ibmvnic.c:1474: warning: Function parameter or member 'hdr_field' not described in 'build_hdr_descs_arr'
drivers/net/ethernet/ibm/ibmvnic.c:1832: warning: Function parameter or member 'adapter' not described in 'do_change_param_reset'
drivers/net/ethernet/ibm/ibmvnic.c:1832: warning: Function parameter or member 'rwi' not described in 'do_change_param_reset'
drivers/net/ethernet/ibm/ibmvnic.c:1832: warning: Function parameter or member 'reset_state' not described in 'do_change_param_reset'
drivers/net/ethernet/ibm/ibmvnic.c:1911: warning: Function parameter or member 'adapter' not described in 'do_reset'
drivers/net/ethernet/ibm/ibmvnic.c:1911: warning: Function parameter or member 'rwi' not described in 'do_reset'
drivers/net/ethernet/ibm/ibmvnic.c:1911: warning: Function parameter or member 'reset_state' not described in 'do_reset'

Cc: Dany Madden <[email protected]>
Cc: Lijun Pan <[email protected]>
Cc: Sukadev Bhattiprolu <[email protected]>
Cc: Michael Ellerman <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Santiago Leon <[email protected]>
Cc: Thomas Falcon <[email protected]>
Cc: John Allen <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/ethernet/ibm/ibmvnic.c | 27 +++++++++++++--------------
drivers/net/xen-netfront.c | 6 +++---
2 files changed, 16 insertions(+), 17 deletions(-)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index aed985e08e8ad..4c4252e68de5a 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1384,10 +1384,10 @@ static int ibmvnic_close(struct net_device *netdev)

/**
* build_hdr_data - creates L2/L3/L4 header data buffer
- * @hdr_field - bitfield determining needed headers
- * @skb - socket buffer
- * @hdr_len - array of header lengths
- * @tot_len - total length of data
+ * @hdr_field: bitfield determining needed headers
+ * @skb: socket buffer
+ * @hdr_len: array of header lengths
+ * @hdr_data: buffer to write the header to
*
* Reads hdr_field to determine which headers are needed by firmware.
* Builds a buffer containing these headers. Saves individual header
@@ -1444,11 +1444,11 @@ static int build_hdr_data(u8 hdr_field, struct sk_buff *skb,

/**
* create_hdr_descs - create header and header extension descriptors
- * @hdr_field - bitfield determining needed headers
- * @data - buffer containing header data
- * @len - length of data buffer
- * @hdr_len - array of individual header lengths
- * @scrq_arr - descriptor array
+ * @hdr_field: bitfield determining needed headers
+ * @hdr_data: buffer containing header data
+ * @len: length of data buffer
+ * @hdr_len: array of individual header lengths
+ * @scrq_arr: descriptor array
*
* Creates header and, if needed, header extension descriptors and
* places them in a descriptor array, scrq_arr
@@ -1496,10 +1496,9 @@ static int create_hdr_descs(u8 hdr_field, u8 *hdr_data, int len, int *hdr_len,

/**
* build_hdr_descs_arr - build a header descriptor array
- * @skb - socket buffer
- * @num_entries - number of descriptors to be sent
- * @subcrq - first TX descriptor
- * @hdr_field - bit field determining which headers will be sent
+ * @txbuff: tx buffer
+ * @num_entries: number of descriptors to be sent
+ * @hdr_field: bit field determining which headers will be sent
*
* This function will build a TX descriptor array with applicable
* L2/L3/L4 packet header descriptors to be sent by send_subcrq_indirect.
@@ -1925,7 +1924,7 @@ static int ibmvnic_set_mac(struct net_device *netdev, void *p)
return rc;
}

-/**
+/*
* do_reset returns zero if we are able to keep processing reset events, or
* non-zero if we hit a fatal error and must halt.
*/
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index b01848ef46493..811ddc8a94eea 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1582,7 +1582,7 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
return ERR_PTR(err);
}

-/**
+/*
* Entry point to this code when a new device is created. Allocate the basic
* structures and the ring buffers for communication with the backend, and
* inform the backend of the appropriate details for those.
@@ -1659,7 +1659,7 @@ static void xennet_disconnect_backend(struct netfront_info *info)
}
}

-/**
+/*
* We are reconnecting to the backend, due to a suspend/resume, or a backend
* driver restart. We tear down our netif structure and recreate it, but
* leave the device-layer structures intact so that this is transparent to the
@@ -2305,7 +2305,7 @@ static int xennet_connect(struct net_device *dev)
return 0;
}

-/**
+/*
* Callback received when the backend's state changes.
*/
static void netback_changed(struct xenbus_device *dev,
--
2.25.1

2021-01-15 20:13:45

by Lee Jones

[permalink] [raw]
Subject: [PATCH 4/7] net: ethernet: ti: am65-cpts: Document am65_cpts_rx_enable()'s 'en' parameter

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

drivers/net/ethernet/ti/am65-cpts.c:736: warning: Function parameter or member 'en' not described in 'am65_cpts_rx_enable'
drivers/net/ethernet/ti/am65-cpts.c:736: warning: Excess function parameter 'skb' description in 'am65_cpts_rx_enable'

Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Grygorii Strashko <[email protected]>
Cc: Kurt Kanzenbach <[email protected]>
Cc: [email protected]
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/ethernet/ti/am65-cpts.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c
index 5dc60ecabe561..9caaae79fc957 100644
--- a/drivers/net/ethernet/ti/am65-cpts.c
+++ b/drivers/net/ethernet/ti/am65-cpts.c
@@ -727,7 +727,7 @@ static long am65_cpts_ts_work(struct ptp_clock_info *ptp)
/**
* am65_cpts_rx_enable - enable rx timestamping
* @cpts: cpts handle
- * @skb: packet
+ * @en: enable
*
* This functions enables rx packets timestamping. The CPTS can timestamp all
* rx packets.
--
2.25.1

2021-01-15 20:13:57

by Lee Jones

[permalink] [raw]
Subject: [PATCH 7/7] net: ethernet: toshiba: spider_net: Document a whole bunch of function parameters

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

drivers/net/ethernet/toshiba/spider_net.c:263: warning: Function parameter or member 'hwdescr' not described in 'spider_net_get_descr_status'
drivers/net/ethernet/toshiba/spider_net.c:263: warning: Excess function parameter 'descr' description in 'spider_net_get_descr_status'
drivers/net/ethernet/toshiba/spider_net.c:554: warning: Function parameter or member 'netdev' not described in 'spider_net_get_multicast_hash'
drivers/net/ethernet/toshiba/spider_net.c:902: warning: Function parameter or member 't' not described in 'spider_net_cleanup_tx_ring'
drivers/net/ethernet/toshiba/spider_net.c:902: warning: Excess function parameter 'card' description in 'spider_net_cleanup_tx_ring'
drivers/net/ethernet/toshiba/spider_net.c:1074: warning: Function parameter or member 'card' not described in 'spider_net_resync_head_ptr'
drivers/net/ethernet/toshiba/spider_net.c:1234: warning: Function parameter or member 'napi' not described in 'spider_net_poll'
drivers/net/ethernet/toshiba/spider_net.c:1234: warning: Excess function parameter 'netdev' description in 'spider_net_poll'
drivers/net/ethernet/toshiba/spider_net.c:1278: warning: Function parameter or member 'p' not described in 'spider_net_set_mac'
drivers/net/ethernet/toshiba/spider_net.c:1278: warning: Excess function parameter 'ptr' description in 'spider_net_set_mac'
drivers/net/ethernet/toshiba/spider_net.c:1350: warning: Function parameter or member 'error_reg1' not described in 'spider_net_handle_error_irq'
drivers/net/ethernet/toshiba/spider_net.c:1350: warning: Function parameter or member 'error_reg2' not described in 'spider_net_handle_error_irq'
drivers/net/ethernet/toshiba/spider_net.c:1968: warning: Function parameter or member 't' not described in 'spider_net_link_phy'
drivers/net/ethernet/toshiba/spider_net.c:1968: warning: Excess function parameter 'data' description in 'spider_net_link_phy'
drivers/net/ethernet/toshiba/spider_net.c:2149: warning: Function parameter or member 'work' not described in 'spider_net_tx_timeout_task'
drivers/net/ethernet/toshiba/spider_net.c:2149: warning: Excess function parameter 'data' description in 'spider_net_tx_timeout_task'
drivers/net/ethernet/toshiba/spider_net.c:2182: warning: Function parameter or member 'txqueue' not described in 'spider_net_tx_timeout'

Cc: Ishizaki Kou <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Utz Bacher <[email protected]>
Cc: Jens Osterkamp <[email protected]>
Cc: [email protected]
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
---
drivers/net/ethernet/toshiba/spider_net.c | 18 +++++++++++-------
1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/toshiba/spider_net.c b/drivers/net/ethernet/toshiba/spider_net.c
index 5f5b33e6653b2..d5a75ef7e3ca9 100644
--- a/drivers/net/ethernet/toshiba/spider_net.c
+++ b/drivers/net/ethernet/toshiba/spider_net.c
@@ -254,7 +254,7 @@ spider_net_set_promisc(struct spider_net_card *card)

/**
* spider_net_get_descr_status -- returns the status of a descriptor
- * @descr: descriptor to look at
+ * @hwdescr: descriptor to look at
*
* returns the status as in the dmac_cmd_status field of the descriptor
*/
@@ -542,6 +542,7 @@ spider_net_alloc_rx_skbs(struct spider_net_card *card)

/**
* spider_net_get_multicast_hash - generates hash for multicast filter table
+ * @netdev: interface device structure
* @addr: multicast address
*
* returns the hash value.
@@ -890,7 +891,7 @@ spider_net_xmit(struct sk_buff *skb, struct net_device *netdev)

/**
* spider_net_cleanup_tx_ring - cleans up the TX ring
- * @card: card structure
+ * @t: timer context used to obtain the pointer to net card data structure
*
* spider_net_cleanup_tx_ring is called by either the tx_timer
* or from the NAPI polling routine.
@@ -1063,6 +1064,7 @@ static void show_rx_chain(struct spider_net_card *card)

/**
* spider_net_resync_head_ptr - Advance head ptr past empty descrs
+ * @card: card structure
*
* If the driver fails to keep up and empty the queue, then the
* hardware wil run out of room to put incoming packets. This
@@ -1220,7 +1222,7 @@ spider_net_decode_one_descr(struct spider_net_card *card)

/**
* spider_net_poll - NAPI poll function called by the stack to return packets
- * @netdev: interface device structure
+ * @napi: napi device structure
* @budget: number of packets we can pass to the stack at most
*
* returns 0 if no more packets available to the driver/stack. Returns 1,
@@ -1268,7 +1270,7 @@ static int spider_net_poll(struct napi_struct *napi, int budget)
/**
* spider_net_set_mac - sets the MAC of an interface
* @netdev: interface device structure
- * @ptr: pointer to new MAC address
+ * @p: pointer to new MAC address
*
* Returns 0 on success, <0 on failure. Currently, we don't support this
* and will always return EOPNOTSUPP.
@@ -1340,6 +1342,8 @@ spider_net_link_reset(struct net_device *netdev)
* spider_net_handle_error_irq - handles errors raised by an interrupt
* @card: card structure
* @status_reg: interrupt status register 0 (GHIINT0STS)
+ * @error_reg1: interrupt status register 1 (GHIINT1STS)
+ * @error_reg2: interrupt status register 2 (GHIINT2STS)
*
* spider_net_handle_error_irq treats or ignores all error conditions
* found when an interrupt is presented
@@ -1961,8 +1965,7 @@ spider_net_open(struct net_device *netdev)

/**
* spider_net_link_phy
- * @data: used for pointer to card structure
- *
+ * @t: timer context used to obtain the pointer to net card data structure
*/
static void spider_net_link_phy(struct timer_list *t)
{
@@ -2140,7 +2143,7 @@ spider_net_stop(struct net_device *netdev)
/**
* spider_net_tx_timeout_task - task scheduled by the watchdog timeout
* function (to be called not under interrupt status)
- * @data: data, is interface device structure
+ * @work: work context used to obtain the pointer to net card data structure
*
* called as task when tx hangs, resets interface (if interface is up)
*/
@@ -2174,6 +2177,7 @@ spider_net_tx_timeout_task(struct work_struct *work)
/**
* spider_net_tx_timeout - called when the tx timeout watchdog kicks in.
* @netdev: interface device structure
+ * @txqueue: unused
*
* called, if tx hangs. Schedules a task that resets the interface
*/
--
2.25.1

2021-01-17 02:23:24

by patchwork-bot+netdevbpf

[permalink] [raw]
Subject: Re: [RESEND v2 0/7] Rid W=1 warnings in Ethernet

Hello:

This series was applied to netdev/net-next.git (refs/heads/master):

On Fri, 15 Jan 2021 20:08:58 +0000 you wrote:
> Resending the stragglers again.
> This set is part of a larger effort attempting to clean-up W=1
> kernel builds, which are currently overwhelmingly riddled with
> niggly little warnings.
>
> No changes since v2, just a rebase onto net-next.
>
> [...]

Here is the summary with links:
- [1/7] net: ethernet: smsc: smc91x: Fix function name in kernel-doc header
https://git.kernel.org/netdev/net-next/c/7d2a92445e3f
- [2/7] net: xen-netback: xenbus: Demote nonconformant kernel-doc headers
https://git.kernel.org/netdev/net-next/c/090c7ae8e0d0
- [3/7] net: ethernet: ti: am65-cpsw-qos: Demote non-conformant function header
https://git.kernel.org/netdev/net-next/c/935888cda820
- [4/7] net: ethernet: ti: am65-cpts: Document am65_cpts_rx_enable()'s 'en' parameter
https://git.kernel.org/netdev/net-next/c/e49e4647f3e2
- [5/7] net: ethernet: ibm: ibmvnic: Fix some kernel-doc misdemeanours
https://git.kernel.org/netdev/net-next/c/807086021bf5
- [6/7] net: ethernet: toshiba: ps3_gelic_net: Fix some kernel-doc misdemeanours
https://git.kernel.org/netdev/net-next/c/b51036321461
- [7/7] net: ethernet: toshiba: spider_net: Document a whole bunch of function parameters
https://git.kernel.org/netdev/net-next/c/e242d5989965

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html


2021-01-18 20:42:29

by Paul Durrant

[permalink] [raw]
Subject: RE: [PATCH 2/7] net: xen-netback: xenbus: Demote nonconformant kernel-doc headers

> -----Original Message-----
> From: Lee Jones <[email protected]>
> Sent: 15 January 2021 20:09
> To: [email protected]
> Cc: [email protected]; Wei Liu <[email protected]>; Paul Durrant <[email protected]>; David S.
> Miller <[email protected]>; Jakub Kicinski <[email protected]>; Alexei Starovoitov <[email protected]>;
> Daniel Borkmann <[email protected]>; Jesper Dangaard Brouer <[email protected]>; John Fastabend
> <[email protected]>; Rusty Russell <[email protected]>; [email protected];
> [email protected]; [email protected]; Andrew Lunn <[email protected]>
> Subject: [PATCH 2/7] net: xen-netback: xenbus: Demote nonconformant kernel-doc headers
>
> Fixes the following W=1 kernel build warning(s):
>
> drivers/net/xen-netback/xenbus.c:419: warning: Function parameter or member 'dev' not described in
> 'frontend_changed'
> drivers/net/xen-netback/xenbus.c:419: warning: Function parameter or member 'frontend_state' not
> described in 'frontend_changed'
> drivers/net/xen-netback/xenbus.c:1001: warning: Function parameter or member 'dev' not described in
> 'netback_probe'
> drivers/net/xen-netback/xenbus.c:1001: warning: Function parameter or member 'id' not described in
> 'netback_probe'
>
> Cc: Wei Liu <[email protected]>
> Cc: Paul Durrant <[email protected]>
> Cc: "David S. Miller" <[email protected]>
> Cc: Jakub Kicinski <[email protected]>
> Cc: Alexei Starovoitov <[email protected]>
> Cc: Daniel Borkmann <[email protected]>
> Cc: Jesper Dangaard Brouer <[email protected]>
> Cc: John Fastabend <[email protected]>
> Cc: Rusty Russell <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Reviewed-by: Andrew Lunn <[email protected]>
> Signed-off-by: Lee Jones <[email protected]>

Reviewed-by: Paul Durrant <[email protected]>