linux-kernel - Re: [PATCH v3 02/21] fpga: mgr: add region_id to fpga_image

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Message-ID: <20171129061107.w62q5tk5dplq2zmr@us-aus-ras-130-164-29-6.amer.corp.natinst.com>
Date:   Tue, 28 Nov 2017 22:11:07 -0800
From:   Moritz Fischer <mdf@...nel.org>
To:     Wu Hao <hao.wu@...el.com>
Cc:     atull@...nel.org, mdf@...nel.org, linux-fpga@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-api@...r.kernel.org,
        luwei.kang@...el.com, yi.z.zhang@...el.com
Subject: Re: [PATCH v3 02/21] fpga: mgr: add region_id to fpga_image_info

Hi Hao,

On Mon, Nov 27, 2017 at 02:42:09PM +0800, Wu Hao wrote:
> This patch adds region_id to fpga_image_info data structure, it
> allows driver to pass region id information to fpga-mgr via
> fpga_image_info for fpga reconfiguration function.
> 
> Signed-off-by: Wu Hao <hao.wu@...el.com>
Acked-by: Moritz Fischer <mdf@...nel.org>
> ----
> v3: add one line comment for region_id
> ---
>  include/linux/fpga/fpga-mgr.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h
> index 1ad4822..6e98b66 100644
> --- a/include/linux/fpga/fpga-mgr.h
> +++ b/include/linux/fpga/fpga-mgr.h
> @@ -88,6 +88,7 @@ enum fpga_mgr_states {
>   * @sgt: scatter/gather table containing FPGA image
>   * @buf: contiguous buffer containing FPGA image
>   * @count: size of buf
> + * @region_id: id of target region
>   * @dev: device that owns this
>   * @overlay: Device Tree overlay
>   */
> @@ -100,6 +101,7 @@ struct fpga_image_info {
>  	struct sg_table *sgt;
>  	const char *buf;
>  	size_t count;
> +	int region_id;
>  	struct device *dev;
>  #ifdef CONFIG_OF
>  	struct device_node *overlay;
> -- 
> 1.8.3.1
> 

Moritz