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gpio: tegra: Convert to use DEFINE_SHOW_ATTRIBUTE macro 

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
Axel Lin 2018-02-12 22:01:57 +08:00 committed by Linus Walleij
parent 4b7edaef79
commit 2773eb2f98
1 changed files with 3 additions and 13 deletions
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16
drivers/gpio/gpio-tegra.c
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@ -506,7 +506,7 @@ static int tegra_gpio_irq_set_wake(struct irq_data *d, unsigned int enable)
#include <linux/debugfs.h>
#include <linux/seq_file.h>
static int dbg_gpio_show(struct seq_file *s, void *unused)
static int tegra_dbg_gpio_show(struct seq_file *s, void *unused)
{
struct tegra_gpio_info *tgi = s->private;
unsigned int i, j;
@ -530,22 +530,12 @@ static int dbg_gpio_show(struct seq_file *s, void *unused)
return 0;
}
static int dbg_gpio_open(struct inode *inode, struct file *file)
{
return single_open(file, dbg_gpio_show, inode->i_private);
}
static const struct file_operations debug_fops = {
.open = dbg_gpio_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(tegra_dbg_gpio);
static void tegra_gpio_debuginit(struct tegra_gpio_info *tgi)
{
(void) debugfs_create_file("tegra_gpio", 0444,
NULL, tgi, &debug_fops);
NULL, tgi, &tegra_dbg_gpio_fops);
}
#else