drm/imx: make static read-only array channel_offsets const

The static array channel_offsets is read-only so it make sense to make
it const.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://lore.kernel.org/r/20220123223417.6244-1-colin.i.king@gmail.com

diff --git a/drivers/gpu/ipu-v3/ipu-dc.c b/drivers/gpu/ipu-v3/ipu-dc.c
index ca96b23..b038a6d 100644 (file)
--- a/drivers/gpu/ipu-v3/ipu-dc.c
+++ b/drivers/gpu/ipu-v3/ipu-dc.c
@@ -344,8 +344,9 @@ int ipu_dc_init(struct ipu_soc *ipu, struct device *dev,
                unsigned long base, unsigned long template_base)
 {
        struct ipu_dc_priv *priv;
-       static int channel_offsets[] = { 0, 0x1c, 0x38, 0x54, 0x58, 0x5c,
-               0x78, 0, 0x94, 0xb4};
+       static const int channel_offsets[] = {
+               0, 0x1c, 0x38, 0x54, 0x58, 0x5c, 0x78, 0, 0x94, 0xb4
+       };
        int i;
 
        priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);