[PATCH] iio: light: zopt2201: make zopt2201_scale const

David Lechner posted 1 patch 3 months, 1 week ago
drivers/iio/light/zopt2201.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
[PATCH] iio: light: zopt2201: make zopt2201_scale const
Posted by David Lechner 3 months, 1 week ago
Add const qualifier to struct zopt2201_scale zopt2201_scale_*[]. This
is read-only data so it can be made const.

Signed-off-by: David Lechner <dlechner@baylibre.com>
---
 drivers/iio/light/zopt2201.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iio/light/zopt2201.c b/drivers/iio/light/zopt2201.c
index 1e5e9bf2935f63f9af4cdbf29f825b218ec477be..1dba1b949cc32d2897d8acdd2f981d8a919e7da2 100644
--- a/drivers/iio/light/zopt2201.c
+++ b/drivers/iio/light/zopt2201.c
@@ -119,7 +119,7 @@ struct zopt2201_scale {
 	u8 res; /* resolution register value */
 };
 
-static struct zopt2201_scale zopt2201_scale_als[] = {
+static const struct zopt2201_scale zopt2201_scale_als[] = {
 	{ 19, 200000, 0, 5 },
 	{  6, 400000, 1, 5 },
 	{  3, 200000, 2, 5 },
@@ -144,7 +144,7 @@ static struct zopt2201_scale zopt2201_scale_als[] = {
 	{  0,   8333, 4, 0 },
 };
 
-static struct zopt2201_scale zopt2201_scale_uvb[] = {
+static const struct zopt2201_scale zopt2201_scale_uvb[] = {
 	{ 0, 460800, 0, 5 },
 	{ 0, 153600, 1, 5 },
 	{ 0,  76800, 2, 5 },
@@ -347,7 +347,7 @@ static int zopt2201_set_gain(struct zopt2201_data *data, u8 gain)
 }
 
 static int zopt2201_write_scale_by_idx(struct zopt2201_data *data, int idx,
-				     struct zopt2201_scale *zopt2201_scale_array)
+				       const struct zopt2201_scale *zopt2201_scale_array)
 {
 	int ret;
 

---
base-commit: 14071b9cf2d751ff9bc8b5e43fa94fbf08aceea1
change-id: 20250628-iio-const-data-22-6ee81716e95b

Best regards,
-- 
David Lechner <dlechner@baylibre.com>
Re: [PATCH] iio: light: zopt2201: make zopt2201_scale const
Posted by Jonathan Cameron 3 months, 1 week ago
On Sat, 28 Jun 2025 12:56:30 -0500
David Lechner <dlechner@baylibre.com> wrote:

> Add const qualifier to struct zopt2201_scale zopt2201_scale_*[]. This
> is read-only data so it can be made const.
> 
> Signed-off-by: David Lechner <dlechner@baylibre.com>
Applied.