From 59dba8facb4ba20ffa6b6a1c76c41f3c662e075a Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Thu, 19 Oct 2017 15:46:22 +0200 Subject: iio: adc: adc12138: make array ch_to_mux static, makes object code smaller Don't populate const array ch_to_mux on the stack, instead make it static. Makes the object code smaller by over 200 bytes: Before: text data bss dec hex filename 12663 1648 128 14439 3867 drivers/iio/adc/ti-adc12138.o After text data bss dec hex filename 12353 1744 128 14225 3791 drivers/iio/adc/ti-adc12138.o (gcc version 7.2.0 x86_64) Signed-off-by: Colin Ian King Signed-off-by: Jonathan Cameron --- drivers/iio/adc/ti-adc12138.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/iio') diff --git a/drivers/iio/adc/ti-adc12138.c b/drivers/iio/adc/ti-adc12138.c index bf890244789a..703d68ae96b7 100644 --- a/drivers/iio/adc/ti-adc12138.c +++ b/drivers/iio/adc/ti-adc12138.c @@ -164,7 +164,7 @@ static int __adc12138_start_conv(struct adc12138 *adc, void *data, int len) { - const u8 ch_to_mux[] = { 0, 4, 1, 5, 2, 6, 3, 7 }; + static const u8 ch_to_mux[] = { 0, 4, 1, 5, 2, 6, 3, 7 }; u8 mode = (ch_to_mux[channel->channel] << 4) | (channel->differential ? 0 : 0x80); -- cgit