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Date:   Thu, 3 Aug 2023 12:32:45 +0100
From:   Mark Brown <broonie@kernel.org>
To:     Daniel Baluta <daniel.baluta@oss.nxp.com>
Cc:     shengjiu.wang@gmail.com, alsa-devel@alsa-project.org,
        Xiubo.Lee@gmail.com, festevam@gmail.com, nicoleotsuka@gmail.com,
        lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com,
        linux-kernel@vger.kernel.org, linux-imx@nxp.com,
        Sascha Hauer <s.hauer@pengutronix.de>
Subject: Re: [PATCH] ASoC: fsl: micfil: Use dual license micfil code
Message-ID: <8a1f9a9a-0962-4c64-8226-b48535a0ae86@sirena.org.uk>
References: <20230803072638.640789-1-daniel.baluta@oss.nxp.com>
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On Thu, Aug 03, 2023 at 10:26:38AM +0300, Daniel Baluta wrote:
> From: Daniel Baluta <daniel.baluta@nxp.com>
>=20
> We need this in order to easily reuse register definitions
> and some functions with Sound Open Firmware driver.
>=20
> According to Documentation/process/license-rules.rst:
>     "Dual BSD/GPL"	The module is dual licensed under a GPL v2
> 			variant or BSD license choice. The exact
> 			variant of the BSD license can only be
> 			determined via the license information
> 			in the corresponding source files.
>=20
> so use "Dual BSD/GPL" for license string.

Adding Sascha as he seems to have written a lot of the commits for the
driver including some features.  Leaving the full message for his
benefit.

> Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
> ---
>  sound/soc/fsl/fsl_micfil.c | 4 ++--
>  sound/soc/fsl/fsl_micfil.h | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
>=20
> diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
> index fe28b27e50d0..97cf315781ab 100644
> --- a/sound/soc/fsl/fsl_micfil.c
> +++ b/sound/soc/fsl/fsl_micfil.c
> @@ -1,4 +1,4 @@
> -// SPDX-License-Identifier: GPL-2.0
> +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
>  // Copyright 2018 NXP
> =20
>  #include <linux/bitfield.h>
> @@ -1254,4 +1254,4 @@ module_platform_driver(fsl_micfil_driver);
> =20
>  MODULE_AUTHOR("Cosmin-Gabriel Samoila <cosmin.samoila@nxp.com>");
>  MODULE_DESCRIPTION("NXP PDM Microphone Interface (MICFIL) driver");
> -MODULE_LICENSE("GPL v2");
> +MODULE_LICENSE("Dual BSD/GPL");
> diff --git a/sound/soc/fsl/fsl_micfil.h b/sound/soc/fsl/fsl_micfil.h
> index 9237a1c4cb8f..fee9fe3d9119 100644
> --- a/sound/soc/fsl/fsl_micfil.h
> +++ b/sound/soc/fsl/fsl_micfil.h
> @@ -1,4 +1,4 @@
> -/* SPDX-License-Identifier: GPL-2.0 */
> +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
>  /*
>   * PDM Microphone Interface for the NXP i.MX SoC
>   * Copyright 2018 NXP
> --=20
> 2.25.1
>=20

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