On Thu, Apr 19, 2018 at 04:31:36PM +0800, Yangbo Lu wrote:
> +int dprtc_open(struct fsl_mc_io *mc_io,
> + u32 cmd_flags,
> + int dprtc_id,
> + u16 *token)
> +{
> + struct dprtc_cmd_open *cmd_params;
> + struct fsl_mc_command cmd = { 0 };
> + int err;
> +
> + /* prepare command */
These comments are a bit obvious. Just remove them.
> + cmd.header = mc_encode_cmd_header(DPRTC_CMDID_OPEN,
> + cmd_flags,
> + 0);
> + cmd_params = (struct dprtc_cmd_open *)cmd.params;
> + cmd_params->dprtc_id = cpu_to_le32(dprtc_id);
> +
> + /* send command to mc*/
remove
> + err = mc_send_command(mc_io, &cmd);
> + if (err)
> + return err;
> +
> + /* retrieve response parameters */
remove
> + *token = mc_cmd_hdr_read_token(&cmd);
> +
> + return err;
return 0;
> +}
> +
> +/**
> + * dprtc_close() - Close the control session of the object
> + * @mc_io: Pointer to MC portal's I/O object
> + * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
> + * @token: Token of DPRTC object
> + *
> + * After this function is called, no further operations are
> + * allowed on the object without opening a new control session.
> + *
> + * Return: '0' on Success; Error code otherwise.
> + */
> +int dprtc_close(struct fsl_mc_io *mc_io,
> + u32 cmd_flags,
> + u16 token)
> +{
> + struct fsl_mc_command cmd = { 0 };
> +
> + /* prepare command */
> + cmd.header = mc_encode_cmd_header(DPRTC_CMDID_CLOSE, cmd_flags,
> + token);
> +
> + /* send command to mc*/
> + return mc_send_command(mc_io, &cmd);
> +}
> +
> +/**
> + * dprtc_create() - Create the DPRTC object.
> + * @mc_io: Pointer to MC portal's I/O object
> + * @dprc_token: Parent container token; '0' for default container
> + * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
> + * @cfg: Configuration structure
> + * @obj_id: Returned object id
> + *
> + * Create the DPRTC object, allocate required resources and
> + * perform required initialization.
> + *
> + * The function accepts an authentication token of a parent
> + * container that this object should be assigned to. The token
> + * can be '0' so the object will be assigned to the default container.
> + * The newly created object can be opened with the returned
> + * object id and using the container's associated tokens and MC portals.
> + *
> + * Return: '0' on Success; Error code otherwise.
> + */
> +int dprtc_create(struct fsl_mc_io *mc_io,
> + u16 dprc_token,
> + u32 cmd_flags,
> + const struct dprtc_cfg *cfg,
> + u32 *obj_id)
> +{
> + struct fsl_mc_command cmd = { 0 };
> + int err;
> +
> + (void)(cfg); /* unused */
You can just remove these. Static checkers which complain about this
are stupid and a bit lazy.
This driver seems nice and so far as I can see it doesn't need to be in
staging once we get the other parts merged.
regards,
dan carpenter
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