linux-kernel - Re: [PATCH -next] dma-buf: fix documentation build warnings

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Message-ID: <CAO_48GHuPAMgnbPDHgZs3kd=xDXssBD+H8-xi3zR4nSgsA1hdQ@mail.gmail.com>
Date:   Thu, 9 Apr 2020 09:29:13 +0530
From:   Sumit Semwal <sumit.semwal@...aro.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        linux-media <linux-media@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        "moderated list:DMA BUFFER SHARING FRAMEWORK" 
        <linaro-mm-sig@...ts.linaro.org>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>
Subject: Re: [PATCH -next] dma-buf: fix documentation build warnings

Hello Randy,


On Wed, 8 Apr 2020 at 09:50, Randy Dunlap <rdunlap@...radead.org> wrote:
>
> From: Randy Dunlap <rdunlap@...radead.org>
>
> Fix documentation warnings in dma-buf.[hc]:

Thank you for your patch; I will apply it to drm-misc tree.
>
> ../drivers/dma-buf/dma-buf.c:678: warning: Function parameter or member 'importer_ops' not described in 'dma_buf_dynamic_attach'
> ../drivers/dma-buf/dma-buf.c:678: warning: Function parameter or member 'importer_priv' not described in 'dma_buf_dynamic_attach'
> ../include/linux/dma-buf.h:339: warning: Incorrect use of kernel-doc format:          * @move_notify
>
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Cc: Sumit Semwal <sumit.semwal@...aro.org>
> Cc: linux-media@...r.kernel.org
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linaro-mm-sig@...ts.linaro.org
> ---
>  drivers/dma-buf/dma-buf.c |    4 ++--
>  include/linux/dma-buf.h   |    3 +--
>  2 files changed, 3 insertions(+), 4 deletions(-)
>
> --- linux-next-20200407.orig/drivers/dma-buf/dma-buf.c
> +++ linux-next-20200407/drivers/dma-buf/dma-buf.c
> @@ -655,8 +655,8 @@ EXPORT_SYMBOL_GPL(dma_buf_put);
>   * calls attach() of dma_buf_ops to allow device-specific attach functionality
>   * @dmabuf:            [in]    buffer to attach device to.
>   * @dev:               [in]    device to be attached.
> - * @importer_ops       [in]    importer operations for the attachment
> - * @importer_priv      [in]    importer private pointer for the attachment
> + * @importer_ops:      [in]    importer operations for the attachment
> + * @importer_priv:     [in]    importer private pointer for the attachment
>   *
>   * Returns struct dma_buf_attachment pointer for this attachment. Attachments
>   * must be cleaned up by calling dma_buf_detach().
> --- linux-next-20200407.orig/include/linux/dma-buf.h
> +++ linux-next-20200407/include/linux/dma-buf.h
> @@ -329,13 +329,12 @@ struct dma_buf {
>
>  /**
>   * struct dma_buf_attach_ops - importer operations for an attachment
> - * @move_notify: [optional] notification that the DMA-buf is moving
>   *
>   * Attachment operations implemented by the importer.
>   */
>  struct dma_buf_attach_ops {
>         /**
> -        * @move_notify
> +        * @move_notify: [optional] notification that the DMA-buf is moving
>          *
>          * If this callback is provided the framework can avoid pinning the
>          * backing store while mappings exists.
>

Best,
Sumit.