diff options
Diffstat (limited to 'drivers/net/wireless/intersil/p54/p54spi.c')
| -rw-r--r-- | drivers/net/wireless/intersil/p54/p54spi.c | 42 |
1 files changed, 14 insertions, 28 deletions
diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c index e41bf042352e..9d66dcae54e0 100644 --- a/drivers/net/wireless/intersil/p54/p54spi.c +++ b/drivers/net/wireless/intersil/p54/p54spi.c @@ -1,23 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2008 Christian Lamparter <chunkeey@web.de> * Copyright 2008 Johannes Berg <johannes@sipsolutions.net> * * This driver is a port from stlc45xx: * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). - * - * 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> @@ -41,10 +28,11 @@ #endif /* CONFIG_P54_SPI_DEFAULT_EEPROM */ MODULE_FIRMWARE("3826.arm"); +MODULE_FIRMWARE("3826.eeprom"); /* gpios should be handled in board files and provided via platform data, * but because it's currently impossible for p54spi to have a header file - * in include/linux, let's use module paramaters for now + * in include/linux, let's use module parameters for now */ static int p54spi_gpio_power = 97; @@ -167,7 +155,7 @@ static int p54spi_request_firmware(struct ieee80211_hw *dev) struct p54s_priv *priv = dev->priv; int ret; - /* FIXME: should driver use it's own struct device? */ + /* FIXME: should driver use its own struct device? */ ret = request_firmware(&priv->firmware, "3826.arm", &priv->spi->dev); if (ret < 0) { @@ -177,7 +165,7 @@ static int p54spi_request_firmware(struct ieee80211_hw *dev) ret = p54_parse_firmware(dev, priv->firmware); if (ret) { - release_firmware(priv->firmware); + /* the firmware is released by the caller */ return ret; } @@ -530,7 +518,7 @@ out: static int p54spi_op_start(struct ieee80211_hw *dev) { struct p54s_priv *priv = dev->priv; - unsigned long timeout; + long time_left; int ret = 0; if (mutex_lock_interruptible(&priv->mutex)) { @@ -550,10 +538,10 @@ static int p54spi_op_start(struct ieee80211_hw *dev) mutex_unlock(&priv->mutex); - timeout = msecs_to_jiffies(2000); - timeout = wait_for_completion_interruptible_timeout(&priv->fw_comp, - timeout); - if (!timeout) { + time_left = msecs_to_jiffies(2000); + time_left = wait_for_completion_interruptible_timeout(&priv->fw_comp, + time_left); + if (!time_left) { dev_err(&priv->spi->dev, "firmware boot failed"); p54spi_power_off(priv); ret = -1; @@ -636,7 +624,7 @@ static int p54spi_probe(struct spi_device *spi) gpio_direction_input(p54spi_gpio_irq); ret = request_irq(gpio_to_irq(p54spi_gpio_irq), - p54spi_interrupt, 0, "p54spi", + p54spi_interrupt, IRQF_NO_AUTOEN, "p54spi", priv->spi); if (ret < 0) { dev_err(&priv->spi->dev, "request_irq() failed"); @@ -645,8 +633,6 @@ static int p54spi_probe(struct spi_device *spi) irq_set_irq_type(gpio_to_irq(p54spi_gpio_irq), IRQ_TYPE_EDGE_RISING); - disable_irq(gpio_to_irq(p54spi_gpio_irq)); - INIT_WORK(&priv->work, p54spi_work); init_completion(&priv->fw_comp); INIT_LIST_HEAD(&priv->tx_pending); @@ -672,6 +658,7 @@ static int p54spi_probe(struct spi_device *spi) return 0; err_free_common: + release_firmware(priv->firmware); free_irq(gpio_to_irq(p54spi_gpio_irq), spi); err_free_gpio_irq: gpio_free(p54spi_gpio_irq); @@ -682,7 +669,7 @@ err_free: return ret; } -static int p54spi_remove(struct spi_device *spi) +static void p54spi_remove(struct spi_device *spi) { struct p54s_priv *priv = spi_get_drvdata(spi); @@ -697,8 +684,6 @@ static int p54spi_remove(struct spi_device *spi) mutex_destroy(&priv->mutex); p54_free_common(priv->hw); - - return 0; } @@ -713,6 +698,7 @@ static struct spi_driver p54spi_driver = { module_spi_driver(p54spi_driver); +MODULE_DESCRIPTION("Prism54 SPI wireless driver"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Christian Lamparter <chunkeey@web.de>"); MODULE_ALIAS("spi:cx3110x"); |