summaryrefslogtreecommitdiffstats
path: root/drivers/auxdisplay
diff options
context:
space:
mode:
authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-07-14 22:04:49 +0530
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-07-17 17:23:16 +0200
commit7b948f1377322b0b95feee62e307b6889a09e4ea (patch)
tree68d941aa00ea5a07cb7b582943aa88bcd6807f69 /drivers/auxdisplay
parentcaa97be1a2052f2dfc026c3fe5ef62f620782f24 (diff)
downloadlinux-7b948f1377322b0b95feee62e307b6889a09e4ea.tar.bz2
auxdisplay: constify charlcd_ops.
charlcd_ops are not supposed to change at runtime. All functions working with charlcd_ops provided by <misc/charlcd.h> work with const charlcd_ops. So mark the non-const structs as const. File size before: text data bss dec hex filename 12750 560 362 13672 3568 drivers/auxdisplay/panel.o File size After adding 'const': text data bss dec hex filename 12942 368 362 13672 3568 drivers/auxdisplay/panel.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/auxdisplay')
-rw-r--r--drivers/auxdisplay/panel.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/auxdisplay/panel.c b/drivers/auxdisplay/panel.c
index 7a8b8fb2f572..df126dcdaf18 100644
--- a/drivers/auxdisplay/panel.c
+++ b/drivers/auxdisplay/panel.c
@@ -877,21 +877,21 @@ static void lcd_clear_fast_tilcd(struct charlcd *charlcd)
spin_unlock_irq(&pprt_lock);
}
-static struct charlcd_ops charlcd_serial_ops = {
+static const struct charlcd_ops charlcd_serial_ops = {
.write_cmd = lcd_write_cmd_s,
.write_data = lcd_write_data_s,
.clear_fast = lcd_clear_fast_s,
.backlight = lcd_backlight,
};
-static struct charlcd_ops charlcd_parallel_ops = {
+static const struct charlcd_ops charlcd_parallel_ops = {
.write_cmd = lcd_write_cmd_p8,
.write_data = lcd_write_data_p8,
.clear_fast = lcd_clear_fast_p8,
.backlight = lcd_backlight,
};
-static struct charlcd_ops charlcd_tilcd_ops = {
+static const struct charlcd_ops charlcd_tilcd_ops = {
.write_cmd = lcd_write_cmd_tilcd,
.write_data = lcd_write_data_tilcd,
.clear_fast = lcd_clear_fast_tilcd,