[dpdk-dev] [PATCHv5 03/33] drivers/common/dpaa2: adding qbman driver

Ferruh Yigit ferruh.yigit at intel.com
Thu Jan 19 20:07:10 CET 2017


On 1/19/2017 1:23 PM, Hemant Agrawal wrote:
> QBMAN, is a hardware block which interfaces with the other
> accelerating hardware blocks (For e.g., WRIOP) on NXP's DPAA2
> SoC for queue, buffer and packet scheduling.
> 
> This patch introduces a userspace driver for interfacing with
> the QBMAN hw block.
> 
> The qbman-portal component provides APIs to do the low level
> hardware bit twiddling for operations such as:
>       -initializing Qman software portals
>       -building and sending portal commands
>       -portal interrupt configuration and processing
> 
> This same/similar code is used in kernel and compat file is used
> to make it working in user space.
> 
> Signed-off-by: Geoff Thorpe <Geoff.Thorpe at nxp.com>
> Signed-off-by: Roy Pledge <Roy.Pledge at nxp.com>
> Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
> ---

<...>

> diff --git a/drivers/common/dpaa2/qbman/include/compat.h b/drivers/common/dpaa2/qbman/include/compat.h
> new file mode 100644
> index 0000000..d321cc6
> --- /dev/null
> +++ b/drivers/common/dpaa2/qbman/include/compat.h
> @@ -0,0 +1,403 @@
> +/* Copyright (c) 2008-2016 Freescale Semiconductor, Inc.
> + * All rights reserved.

Should this say "#   BSD LICENSE" ? As in other file comments..
There are multiple this kind of usage.

> + *
> + * Redistribution and use in source and binary forms, with or without
> + * modification, are permitted provided that the following conditions are met:
> + *     * Redistributions of source code must retain the above copyright
> + *	 notice, this list of conditions and the following disclaimer.
> + *     * Redistributions in binary form must reproduce the above copyright
> + *	 notice, this list of conditions and the following disclaimer in the
> + *	 documentation and/or other materials provided with the distribution.
> + *     * Neither the name of Freescale Semiconductor nor the
> + *	 names of its contributors may be used to endorse or promote products
> + *	 derived from this software without specific prior written permission.
> + *

<...>


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