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wifi: wl1251: drop support for platform data

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Remove support for configuring the device via platform data because
there are no users of wl1251_platform_data left in the mainline kernel.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221109224250.2885119-2-dmitry.torokhov@gmail.com
This commit is contained in:
Dmitry Torokhov 2022-11-09 14:42:49 -08:00 committed by Kalle Valo
parent e14e4c933e
commit 06463f6e98
7 changed files with 4 additions and 108 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
MAINTAINERS
View File

@ -20665,7 +20665,6 @@ W: https://wireless.wiki.kernel.org/en/users/Drivers/wl12xx
W: https://wireless.wiki.kernel.org/en/users/Drivers/wl1251
T: git git://git.kernel.org/pub/scm/linux/kernel/git/luca/wl12xx.git
F: drivers/net/wireless/ti/
F: include/linux/wl12xx.h
TIMEKEEPING, CLOCKSOURCE CORE, NTP, ALARMTIMER
M: John Stultz <jstultz@google.com>

8
drivers/net/wireless/ti/Kconfig
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@ -18,12 +18,4 @@ source "drivers/net/wireless/ti/wl18xx/Kconfig"
# keep last for automatic dependencies
source "drivers/net/wireless/ti/wlcore/Kconfig"
config WILINK_PLATFORM_DATA
bool "TI WiLink platform data"
depends on WLCORE_SDIO || WL1251_SDIO
default y
help
Small platform data bit needed to pass data to the sdio modules.
endif # WLAN_VENDOR_TI

35
drivers/net/wireless/ti/wilink_platform_data.c
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@ -1,35 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* This file is part of wl12xx
*
* Copyright (C) 2010-2011 Texas Instruments, Inc.
*/
#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);

8
drivers/net/wireless/ti/wl1251/sdio.c
View File

@ -12,7 +12,6 @@
#include <linux/mmc/sdio_func.h>
#include <linux/mmc/sdio_ids.h>
#include <linux/platform_device.h>
#include <linux/wl12xx.h>
#include <linux/irq.h>
#include <linux/pm_runtime.h>
#include <linux/of.h>
@ -197,7 +196,6 @@ static int wl1251_sdio_probe(struct sdio_func *func,
struct wl1251 *wl;
struct ieee80211_hw *hw;
struct wl1251_sdio *wl_sdio;
const struct wl1251_platform_data *wl1251_board_data;
struct device_node *np = func->dev.of_node;
hw = wl1251_alloc_hw();
@ -225,11 +223,7 @@ static int wl1251_sdio_probe(struct sdio_func *func,
wl->if_priv = wl_sdio;
wl->if_ops = &wl1251_sdio_ops;
wl1251_board_data = wl1251_get_platform_data();
if (!IS_ERR(wl1251_board_data)) {
wl->irq = wl1251_board_data->irq;
wl->use_eeprom = wl1251_board_data->use_eeprom;
} else if (np) {
if (np) {
wl->use_eeprom = of_property_read_bool(np, "ti,wl1251-has-eeprom");
wl->irq = of_irq_get(np, 0);
if (wl->irq == -EPROBE_DEFER) {

13
drivers/net/wireless/ti/wl1251/spi.c
View File

@ -12,7 +12,6 @@
#include <linux/swab.h>
#include <linux/crc7.h>
#include <linux/spi/spi.h>
#include <linux/wl12xx.h>
#include <linux/gpio.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
@ -226,16 +225,13 @@ static const struct wl1251_if_operations wl1251_spi_ops = {
static int wl1251_spi_probe(struct spi_device *spi)
{
struct wl1251_platform_data *pdata = dev_get_platdata(&spi->dev);
struct device_node *np = spi->dev.of_node;
struct ieee80211_hw *hw;
struct wl1251 *wl;
int ret;
if (!np && !pdata) {
wl1251_error("no platform data");
if (!np)
return -ENODEV;
}
hw = wl1251_alloc_hw();
if (IS_ERR(hw))
@ -259,14 +255,9 @@ static int wl1251_spi_probe(struct spi_device *spi)
goto out_free;
}
if (np) {
wl->use_eeprom = of_property_read_bool(np, "ti,wl1251-has-eeprom");
wl->power_gpio = of_get_named_gpio(np, "ti,power-gpio", 0);
} else if (pdata) {
wl->power_gpio = pdata->power_gpio;
wl->use_eeprom = pdata->use_eeprom;
}
wl->power_gpio = of_get_named_gpio(np, "ti,power-gpio", 0);
if (wl->power_gpio == -EPROBE_DEFER) {
ret = -EPROBE_DEFER;
goto out_free;

1
drivers/net/wireless/ti/wlcore/spi.c
View File

@ -14,7 +14,6 @@
#include <linux/swab.h>
#include <linux/crc7.h>
#include <linux/spi/spi.h>
#include <linux/wl12xx.h>
#include <linux/platform_device.h>
#include <linux/of_irq.h>
#include <linux/regulator/consumer.h>

44
include/linux/wl12xx.h
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@ -1,44 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* This file is part of wl12xx
*
* Copyright (C) 2009 Nokia Corporation
*
* Contact: Luciano Coelho <luciano.coelho@nokia.com>
*/
#ifndef _LINUX_WL12XX_H
#define _LINUX_WL12XX_H
#include <linux/err.h>
struct wl1251_platform_data {
int power_gpio;
/* SDIO only: IRQ number if WLAN_IRQ line is used, 0 for SDIO IRQs */
int irq;
bool use_eeprom;
};
#ifdef CONFIG_WILINK_PLATFORM_DATA
int wl1251_set_platform_data(const struct wl1251_platform_data *data);
struct wl1251_platform_data *wl1251_get_platform_data(void);
#else
static inline
int wl1251_set_platform_data(const struct wl1251_platform_data *data)
{
return -ENOSYS;
}
static inline
struct wl1251_platform_data *wl1251_get_platform_data(void)
{
return ERR_PTR(-ENODATA);
}
#endif
#endif