diff options
author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2019-03-04 12:01:54 +0100 |
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committer | Dominik Sliwa <dominik.sliwa@toradex.com> | 2019-03-04 12:01:54 +0100 |
commit | 348fa3f6871f56a37dcd16c99ca98118c6d79a38 (patch) | |
tree | 6fcae7785bae4ffb838fd6549f7d01ba6abf0763 /drivers/net/wireless/ti/wilink_platform_data.c |
Backports v4.19.24
Backports generated by toradex backports 515a1fa55cda2b1d952872e1786857481bd54fcc
against mainline kernel tag v4.19.24
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'drivers/net/wireless/ti/wilink_platform_data.c')
-rw-r--r-- | drivers/net/wireless/ti/wilink_platform_data.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wilink_platform_data.c b/drivers/net/wireless/ti/wilink_platform_data.c new file mode 100644 index 0000000..ea0e359 --- /dev/null +++ b/drivers/net/wireless/ti/wilink_platform_data.c @@ -0,0 +1,49 @@ +/* + * This file is part of wl12xx + * + * Copyright (C) 2010-2011 Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#include <linux/module.h> +#include <linux/err.h> +#include <linux/wl12xx.h> + +static struct wl1251_platform_data *wl1251_platform_data; + +int __init wl1251_set_platform_data(const struct wl1251_platform_data *data) +{ + if (wl1251_platform_data) + return -EBUSY; + if (!data) + return -EINVAL; + + wl1251_platform_data = kmemdup(data, sizeof(*data), GFP_KERNEL); + if (!wl1251_platform_data) + return -ENOMEM; + + return 0; +} + +struct wl1251_platform_data *wl1251_get_platform_data(void) +{ + if (!wl1251_platform_data) + return ERR_PTR(-ENODEV); + + return wl1251_platform_data; +} +EXPORT_SYMBOL(wl1251_get_platform_data); |