drivers/leds/leds-lp5523.c: constify some data
Saves ~50 bytes text and speeds things up.
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index 73e791a..857a3e1 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -152,7 +152,7 @@
static int lp5523_set_mode(struct lp5523_engine *engine, u8 mode);
static int lp5523_set_engine_mode(struct lp5523_engine *engine, u8 mode);
-static int lp5523_load_program(struct lp5523_engine *engine, u8 *pattern);
+static int lp5523_load_program(struct lp5523_engine *engine, const u8 *pattern);
static void lp5523_led_brightness_work(struct work_struct *work);
@@ -196,7 +196,7 @@
u8 status;
/* one pattern per engine setting led mux start and stop addresses */
- u8 pattern[][LP5523_PROGRAM_LENGTH] = {
+ static const u8 pattern[][LP5523_PROGRAM_LENGTH] = {
{ 0x9c, 0x30, 0x9c, 0xb0, 0x9d, 0x80, 0xd8, 0x00, 0},
{ 0x9c, 0x40, 0x9c, 0xc0, 0x9d, 0x80, 0xd8, 0x00, 0},
{ 0x9c, 0x50, 0x9c, 0xd0, 0x9d, 0x80, 0xd8, 0x00, 0},
@@ -301,7 +301,7 @@
return ret;
}
-static int lp5523_load_program(struct lp5523_engine *engine, u8 *pattern)
+static int lp5523_load_program(struct lp5523_engine *engine, const u8 *pattern)
{
struct lp5523_chip *chip = engine_to_lp5523(engine);
struct i2c_client *client = chip->client;