Re: [PATCH v4 5/5] fpga: fpga-region: fix kernel-doc formatting issues

[Xu Yilun <yilun.xu@xxxxxxxxx>]

On Sat, Apr 16, 2022 at 07:07:19PM +0530, Nava kishore Manne wrote:
> To fix below kernel-doc warnings this patch does the following
> ->Replaced Return\Returns with 'Return:' keyword.
> ->Added 'Return' description For __init of_fpga_region_init()' API.
> ->Added description for 'child_regions_with_firmware()' API.
> 
> warning: No description found for return value of
> 'of_fpga_region_find'.
> warning: No description found for return value of
> 'of_fpga_region_get_bridges'.
> warning: missing initial short description on line:
> * child_regions_with_firmware
> warning: No description found for return value of
> 'child_regions_with_firmware'.
> warning: No description found for return value of
> 'of_fpga_region_notify_pre_apply'.
> warning: No description found for return value of
> 'of_fpga_region_notify'.
> warning: No description found for return value of
> 'of_fpga_region_init'.
> 
> Signed-off-by: Nava kishore Manne <nava.manne@xxxxxxxxxx>

Acked-by: Xu Yilun <yilun.xu@xxxxxxxxx>

> ---
> Changes for v2:
>                 -Replaced s/@return:/Return:/
> Changes for v3:
>                -Updated commit description.
> Changes for v4:
>                -Updated commit description.
> 
>  drivers/fpga/of-fpga-region.c | 16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/fpga/of-fpga-region.c b/drivers/fpga/of-fpga-region.c
> index 50b83057c048..9e330a2c0a1b 100644
> --- a/drivers/fpga/of-fpga-region.c
> +++ b/drivers/fpga/of-fpga-region.c
> @@ -28,7 +28,7 @@ MODULE_DEVICE_TABLE(of, fpga_region_of_match);
>   *
>   * Caller will need to put_device(&region->dev) when done.
>   *
> - * Returns FPGA Region struct or NULL
> + * Return: FPGA Region struct or NULL
>   */
>  static struct fpga_region *of_fpga_region_find(struct device_node *np)
>  {
> @@ -80,7 +80,7 @@ static struct fpga_manager *of_fpga_region_get_mgr(struct device_node *np)
>   * Caller should call fpga_bridges_put(&region->bridge_list) when
>   * done with the bridges.
>   *
> - * Return 0 for success (even if there are no bridges specified)
> + * Return: 0 for success (even if there are no bridges specified)
>   * or -EBUSY if any of the bridges are in use.
>   */
>  static int of_fpga_region_get_bridges(struct fpga_region *region)
> @@ -139,13 +139,13 @@ static int of_fpga_region_get_bridges(struct fpga_region *region)
>  }
>  
>  /**
> - * child_regions_with_firmware
> + * child_regions_with_firmware - Used to check the child region info.
>   * @overlay: device node of the overlay
>   *
>   * If the overlay adds child FPGA regions, they are not allowed to have
>   * firmware-name property.
>   *
> - * Return 0 for OK or -EINVAL if child FPGA region adds firmware-name.
> + * Return: 0 for OK or -EINVAL if child FPGA region adds firmware-name.
>   */
>  static int child_regions_with_firmware(struct device_node *overlay)
>  {
> @@ -184,7 +184,7 @@ static int child_regions_with_firmware(struct device_node *overlay)
>   * Given an overlay applied to an FPGA region, parse the FPGA image specific
>   * info in the overlay and do some checking.
>   *
> - * Returns:
> + * Return:
>   *   NULL if overlay doesn't direct us to program the FPGA.
>   *   fpga_image_info struct if there is an image to program.
>   *   error code for invalid overlay.
> @@ -279,7 +279,7 @@ static struct fpga_image_info *of_fpga_region_parse_ov(
>   * If the checks fail, overlay is rejected and does not get added to the
>   * live tree.
>   *
> - * Returns 0 for success or negative error code for failure.
> + * Return: 0 for success or negative error code for failure.
>   */
>  static int of_fpga_region_notify_pre_apply(struct fpga_region *region,
>  					   struct of_overlay_notify_data *nd)
> @@ -339,7 +339,7 @@ static void of_fpga_region_notify_post_remove(struct fpga_region *region,
>   * This notifier handles programming an FPGA when a "firmware-name" property is
>   * added to an fpga-region.
>   *
> - * Returns NOTIFY_OK or error if FPGA programming fails.
> + * Return: NOTIFY_OK or error if FPGA programming fails.
>   */
>  static int of_fpga_region_notify(struct notifier_block *nb,
>  				 unsigned long action, void *arg)
> @@ -446,6 +446,8 @@ static struct platform_driver of_fpga_region_driver = {
>  /**
>   * of_fpga_region_init - init function for fpga_region class
>   * Creates the fpga_region class and registers a reconfig notifier.
> + *
> + * Return: 0 on success, negative error code otherwise.
>   */
>  static int __init of_fpga_region_init(void)
>  {
> -- 
> 2.25.1