Re: [PATCH v2 15/34] misc: xlink-pcie: Add XLink API interface

[Greg KH <gregkh@linuxfoundation.org>]

On Fri, Jan 08, 2021 at 01:25:41PM -0800, mgross@linux.intel.com wrote:
> From: Srikanth Thokala <srikanth.thokala@intel.com>
> 
> Provide interface for XLink layer to interact with XLink PCIe transport
> layer on both local host and remote host.
> 
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Reviewed-by: Mark Gross <mgross@linux.intel.com>
> Signed-off-by: Srikanth Thokala <srikanth.thokala@intel.com>
> ---
>  drivers/misc/xlink-pcie/common/interface.c   | 109 +++++++++++++++++++
>  drivers/misc/xlink-pcie/local_host/Makefile  |   1 +
>  drivers/misc/xlink-pcie/remote_host/Makefile |   1 +
>  3 files changed, 111 insertions(+)
>  create mode 100644 drivers/misc/xlink-pcie/common/interface.c
> 
> diff --git a/drivers/misc/xlink-pcie/common/interface.c b/drivers/misc/xlink-pcie/common/interface.c
> new file mode 100644
> index 000000000000..56c1d9ed9d8f
> --- /dev/null
> +++ b/drivers/misc/xlink-pcie/common/interface.c
> @@ -0,0 +1,109 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*****************************************************************************
> + *
> + * Intel Keem Bay XLink PCIe Driver
> + *
> + * Copyright (C) 2020 Intel Corporation
> + *
> + ****************************************************************************/

Do you really need the ******* mess?  :)

> +
> +#include <linux/xlink_drv_inf.h>
> +
> +#include "core.h"
> +#include "xpcie.h"
> +
> +/* Define xpcie driver interface API */
> +int xlink_pcie_get_device_list(u32 *sw_device_id_list, u32 *num_devices)
> +{
> +	if (!sw_device_id_list || !num_devices)
> +		return -EINVAL;
> +
> +	*num_devices = intel_xpcie_get_device_num(sw_device_id_list);
> +
> +	return 0;
> +}
> +EXPORT_SYMBOL(xlink_pcie_get_device_list);

EXPORT_SYMBOL_GPL() for all of these perhaps?  I have to ask...

thanks,

greg k-h