i2c: Constify i2c_algorithm declarations, part 2

i2c: Constify i2c_algorithm declarations, part 2

Make struct i2c_algorithm declarations const in all i2c bus drivers
where it is possible.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index a129af9..81d87d2 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -526,7 +526,7 @@
 	return count ? IRQ_HANDLED : IRQ_NONE;
 }
 
-static struct i2c_algorithm omap_i2c_algo = {
+static const struct i2c_algorithm omap_i2c_algo = {
 	.master_xfer	= omap_i2c_xfer,
 	.functionality	= omap_i2c_func,
 };