diff options
| author |   Colin Ian King <colin.king@canonical.com> | 2017-09-07 14:27:26 -0700 |
|---|---|---|
| committer |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-09-11 14:23:40 -0700 |
| commit | 4f1b461dd1dcb8f9333855cf7fa882fb9f068b16 (patch) | |
| tree | fb355bff29d82955d5fa090648767f9f7c0d4994 /drivers/input/mouse/elantech.c | |
| parent | Input: surface3_spi - make const array header static, reduces object code size (diff) | |
| download | linux-dev-4f1b461dd1dcb8f9333855cf7fa882fb9f068b16.tar.xz linux-dev-4f1b461dd1dcb8f9333855cf7fa882fb9f068b16.zip | |
Input: elantech - make arrays debounce_packet static, reduces object code size
Don't populate the arrays debounce_packet on the stack, instead make
them static. Makes the object code smaller by over 870 bytes:
Before:
text data bss dec hex filename
30553 9152 0 39705 9b19 drivers/input/mouse/elantech.o
After:
text data bss dec hex filename
29521 9312 0 38833 97b1 drivers/input/mouse/elantech.o
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse/elantech.c')
| -rw-r--r-- | drivers/input/mouse/elantech.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 6428d6f4d568..b84cd978fce2 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -700,7 +700,9 @@ static int elantech_debounce_check_v2(struct psmouse *psmouse) * When we encounter packet that matches this exactly, it means the * hardware is in debounce status. Just ignore the whole packet. */ - const u8 debounce_packet[] = { 0x84, 0xff, 0xff, 0x02, 0xff, 0xff }; + static const u8 debounce_packet[] = { + 0x84, 0xff, 0xff, 0x02, 0xff, 0xff + }; unsigned char *packet = psmouse->packet; return !memcmp(packet, debounce_packet, sizeof(debounce_packet)); @@ -741,7 +743,9 @@ static int elantech_packet_check_v2(struct psmouse *psmouse) static int elantech_packet_check_v3(struct psmouse *psmouse) { struct elantech_data *etd = psmouse->private; - const u8 debounce_packet[] = { 0xc4, 0xff, 0xff, 0x02, 0xff, 0xff }; + static const u8 debounce_packet[] = { + 0xc4, 0xff, 0xff, 0x02, 0xff, 0xff + }; unsigned char *packet = psmouse->packet; /* |