linux-kernel - Re: [PATCH v2 1/9] rpmsg: Move rpmsg_endpoint

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Message-ID: <fe0a39c8-e6de-74da-d60e-dd35ff794ef1@st.com>
Date:   Thu, 15 Oct 2020 10:48:35 +0200
From:   Arnaud POULIQUEN <arnaud.pouliquen@...com>
To:     Mathieu Poirier <mathieu.poirier@...aro.org>,
        "ohad@...ery.com" <ohad@...ery.com>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>
CC:     "guennadi.liakhovetski@...ux.intel.com" 
        <guennadi.liakhovetski@...ux.intel.com>,
        "linux-remoteproc@...r.kernel.org" <linux-remoteproc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/9] rpmsg: Move rpmsg_endpoint_ops to rpmsg.h

On 10/14/20 1:25 AM, Mathieu Poirier wrote:
> Move structure rpmsg_endpoint_ops to header rpmsg.h so that it can
> be used by other entities.
> 
> Signed-off-by: Mathieu Poirier <mathieu.poirier@...aro.org>
> ---
>  drivers/rpmsg/rpmsg_internal.h | 19 -------------------
>  include/linux/rpmsg.h          | 24 +++++++++++++++++++++---
>  2 files changed, 21 insertions(+), 22 deletions(-)
> 
> diff --git a/drivers/rpmsg/rpmsg_internal.h b/drivers/rpmsg/rpmsg_internal.h
> index 3fc83cd50e98..094cf968d2d3 100644
> --- a/drivers/rpmsg/rpmsg_internal.h
> +++ b/drivers/rpmsg/rpmsg_internal.h
> @@ -18,25 +18,6 @@
>  #define to_rpmsg_device(d) container_of(d, struct rpmsg_device, dev)
>  #define to_rpmsg_driver(d) container_of(d, struct rpmsg_driver, drv)
>  
> -/**
> - * struct rpmsg_device_ops - indirection table for the rpmsg_device operations
> - * @create_ept:		create backend-specific endpoint, required
> - * @announce_create:	announce presence of new channel, optional
> - * @announce_destroy:	announce destruction of channel, optional
> - *
> - * Indirection table for the operations that a rpmsg backend should implement.
> - * @announce_create and @announce_destroy are optional as the backend might
> - * advertise new channels implicitly by creating the endpoints.
> - */
> -struct rpmsg_device_ops {
> -	struct rpmsg_endpoint *(*create_ept)(struct rpmsg_device *rpdev,
> -					    rpmsg_rx_cb_t cb, void *priv,
> -					    struct rpmsg_channel_info chinfo);
> -
> -	int (*announce_create)(struct rpmsg_device *ept);
> -	int (*announce_destroy)(struct rpmsg_device *ept);
> -};
> -
>  /**
>   * struct rpmsg_endpoint_ops - indirection table for rpmsg_endpoint operations
>   * @destroy_ept:	see @rpmsg_destroy_ept(), required
> diff --git a/include/linux/rpmsg.h b/include/linux/rpmsg.h
> index 9fe156d1c018..9fe1c54ae995 100644
> --- a/include/linux/rpmsg.h
> +++ b/include/linux/rpmsg.h
> @@ -22,7 +22,6 @@
>  
>  struct rpmsg_device;
>  struct rpmsg_endpoint;
> -struct rpmsg_device_ops;
>  struct rpmsg_endpoint_ops;
>  
>  /**
> @@ -37,6 +36,27 @@ struct rpmsg_channel_info {
>  	u32 dst;
>  };
>  
> +typedef int (*rpmsg_rx_cb_t)(struct rpmsg_device *, void *, int, void *, u32);
> +
> +/**
> + * struct rpmsg_device_ops - indirection table for the rpmsg_device operations
> + * @create_ept:		create backend-specific endpoint, required
> + * @announce_create:	announce presence of new channel, optional
> + * @announce_destroy:	announce destruction of channel, optional
> + *
> + * Indirection table for the operations that a rpmsg backend should implement.
> + * @announce_create and @announce_destroy are optional as the backend might
> + * advertise new channels implicitly by creating the endpoints.
> + */
> +struct rpmsg_device_ops {
> +	struct rpmsg_endpoint *(*create_ept)(struct rpmsg_device *rpdev,
> +					    rpmsg_rx_cb_t cb, void *priv,
> +					    struct rpmsg_channel_info chinfo);
> +
> +	int (*announce_create)(struct rpmsg_device *ept);
> +	int (*announce_destroy)(struct rpmsg_device *ept);
> +};
> +
>  /**
>   * rpmsg_device - device that belong to the rpmsg bus
>   * @dev: the device struct
> @@ -59,8 +79,6 @@ struct rpmsg_device {
>  	const struct rpmsg_device_ops *ops;
>  };
>  
> -typedef int (*rpmsg_rx_cb_t)(struct rpmsg_device *, void *, int, void *, u32);
> -
>  /**
>   * struct rpmsg_endpoint - binds a local rpmsg address to its user
>   * @rpdev: rpmsg channel device
> 

Reviewed-by:  Arnaud Pouliquen <arnaud.pouliquen@...com>

Thanks,
Arnaud