linux-kernel - [PATCH v2] NTB: ntb_transport: fix all kernel-doc warnings

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Message-ID: <20240212043604.12907-1-rdunlap@infradead.org>
Date: Sun, 11 Feb 2024 20:36:04 -0800
From: Randy Dunlap <rdunlap@...radead.org>
To: linux-kernel@...r.kernel.org
Cc: Randy Dunlap <rdunlap@...radead.org>,
	Jon Mason <jdmason@...zu.us>,
	Dave Jiang <dave.jiang@...el.com>,
	Allen Hubbe <allenbh@...il.com>,
	ntb@...ts.linux.dev
Subject: [PATCH v2] NTB: ntb_transport: fix all kernel-doc warnings

Fix all kernel-doc warnings in ntb_transport.c.

The function parameters for ntb_transport_create_queue() changed, so
update them in the kernel-doc comments.
Add a Returns: comment for ntb_transport_register_client_dev().

ntb_transport.c:382: warning: No description found for return value of 'ntb_transport_register_client_dev'
ntb_transport.c:1984: warning: Excess function parameter 'rx_handler' description in 'ntb_transport_create_queue'
ntb_transport.c:1984: warning: Excess function parameter 'tx_handler' description in 'ntb_transport_create_queue'
ntb_transport.c:1984: warning: Excess function parameter 'event_handler' description in 'ntb_transport_create_queue'

Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Cc: Jon Mason <jdmason@...zu.us>
Cc: Dave Jiang <dave.jiang@...el.com>
Cc: Allen Hubbe <allenbh@...il.com>
Cc: ntb@...ts.linux.dev
Reviewed-by: Dave Jiang <dave.jiang@...el.com>
---
v2: ad Dave's Reviewed-by;
    rebase & resend;

 drivers/ntb/ntb_transport.c |    8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff -- a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c
--- a/drivers/ntb/ntb_transport.c
+++ b/drivers/ntb/ntb_transport.c
@@ -377,6 +377,8 @@ EXPORT_SYMBOL_GPL(ntb_transport_unregist
  * @device_name: Name of NTB client device
  *
  * Register an NTB client device with the NTB transport layer
+ *
+ * Returns: %0 on success or -errno code on error
  */
 int ntb_transport_register_client_dev(char *device_name)
 {
@@ -1966,9 +1968,9 @@ static bool ntb_dma_filter_fn(struct dma
 
 /**
  * ntb_transport_create_queue - Create a new NTB transport layer queue
- * @rx_handler: receive callback function
- * @tx_handler: transmit callback function
- * @event_handler: event callback function
+ * @data: pointer for callback data
+ * @client_dev: &struct device pointer
+ * @handlers: pointer to various ntb queue (callback) handlers
  *
  * Create a new NTB transport layer queue and provide the queue with a callback
  * routine for both transmit and receive.  The receive callback routine will be