diff options
Diffstat (limited to 'drivers/spi/spi-tle62x0.c')
| -rw-r--r-- | drivers/spi/spi-tle62x0.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/spi/spi-tle62x0.c b/drivers/spi/spi-tle62x0.c index 6b0874d782ed..663c0136d119 100644 --- a/drivers/spi/spi-tle62x0.c +++ b/drivers/spi/spi-tle62x0.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Support Infineon TLE62x0 driver chips * * Copyright (c) 2007 Simtec Electronics * Ben Dooks, <ben@simtec.co.uk> - * - * 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. */ #include <linux/device.h> @@ -52,8 +49,7 @@ static inline int tle62x0_write(struct tle62x0_state *st) buff[1] = gpio_state; } - dev_dbg(&st->us->dev, "buff %02x,%02x,%02x\n", - buff[0], buff[1], buff[2]); + dev_dbg(&st->us->dev, "buff %3ph\n", buff); return spi_write(st->us, buff, (st->nr_gpio == 16) ? 3 : 2); } @@ -145,7 +141,7 @@ static ssize_t tle62x0_gpio_show(struct device *dev, value = (st->gpio_state >> gpio_num) & 1; mutex_unlock(&st->lock); - return snprintf(buf, PAGE_SIZE, "%d", value); + return sysfs_emit(buf, "%d\n", value); } static ssize_t tle62x0_gpio_store(struct device *dev, @@ -247,17 +243,15 @@ static int tle62x0_probe(struct spi_device *spi) int ptr; int ret; - pdata = spi->dev.platform_data; + pdata = dev_get_platdata(&spi->dev); if (pdata == NULL) { dev_err(&spi->dev, "no device data specified\n"); return -EINVAL; } st = kzalloc(sizeof(struct tle62x0_state), GFP_KERNEL); - if (st == NULL) { - dev_err(&spi->dev, "no memory for device state\n"); + if (st == NULL) return -ENOMEM; - } st->us = spi; st->nr_gpio = pdata->gpio_count; @@ -294,7 +288,7 @@ static int tle62x0_probe(struct spi_device *spi) return ret; } -static int tle62x0_remove(struct spi_device *spi) +static void tle62x0_remove(struct spi_device *spi) { struct tle62x0_state *st = spi_get_drvdata(spi); int ptr; @@ -304,13 +298,11 @@ static int tle62x0_remove(struct spi_device *spi) device_remove_file(&spi->dev, &dev_attr_status_show); kfree(st); - return 0; } static struct spi_driver tle62x0_driver = { .driver = { .name = "tle62x0", - .owner = THIS_MODULE, }, .probe = tle62x0_probe, .remove = tle62x0_remove, |