[PATCH] ASoC: wm_adsp: mark more data structures with the const qualifier

* [PATCH] ASoC: wm_adsp: mark more data structures with the const qualifier
@ 2021-05-11 17:14 ` Simon Trimmer
  0 siblings, 0 replies; 6+ messages in thread
From: Simon Trimmer @ 2021-05-11 17:14 UTC (permalink / raw)
  To: broonie; +Cc: patches, alsa-devel, linux-kernel, Simon Trimmer

The callback structures and memory region type table can be marked as
const as they will not change during use.

Fix checkpatch warning against wm_adsp_find_region function by moving
const keyword to form the 'static const struct' pattern.

Signed-off-by: Simon Trimmer <simont@opensource.cirrus.com>
---
 sound/soc/codecs/wm_adsp.c | 18 +++++++++---------
 sound/soc/codecs/wm_adsp.h |  2 +-
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index 3dc119daf2f6..37aa020f23f6 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -303,9 +303,9 @@
 #define HALO_MPU_VIO_ERR_SRC_MASK           0x00007fff
 #define HALO_MPU_VIO_ERR_SRC_SHIFT                   0
 
-static struct wm_adsp_ops wm_adsp1_ops;
-static struct wm_adsp_ops wm_adsp2_ops[];
-static struct wm_adsp_ops wm_halo_ops;
+static const struct wm_adsp_ops wm_adsp1_ops;
+static const struct wm_adsp_ops wm_adsp2_ops[];
+static const struct wm_adsp_ops wm_halo_ops;
 
 struct wm_adsp_buf {
 	struct list_head list;
@@ -824,7 +824,7 @@ const struct soc_enum wm_adsp_fw_enum[] = {
 };
 EXPORT_SYMBOL_GPL(wm_adsp_fw_enum);
 
-static struct wm_adsp_region const *wm_adsp_find_region(struct wm_adsp *dsp,
+static const struct wm_adsp_region *wm_adsp_find_region(struct wm_adsp *dsp,
 							int type)
 {
 	int i;
@@ -2240,7 +2240,7 @@ static void wmfw_v3_parse_id_header(struct wm_adsp *dsp,
 }
 
 static int wm_adsp_create_regions(struct wm_adsp *dsp, __be32 id, int nregions,
-				int *type, __be32 *base)
+				const int *type, __be32 *base)
 {
 	struct wm_adsp_alg_region *alg_region;
 	int i;
@@ -2487,7 +2487,7 @@ static int wm_adsp2_setup_algs(struct wm_adsp *dsp)
 static int wm_halo_create_regions(struct wm_adsp *dsp, __be32 id,
 				  __be32 xm_base, __be32 ym_base)
 {
-	int types[] = {
+	static const int types[] = {
 		WMFW_ADSP2_XM, WMFW_HALO_XM_PACKED,
 		WMFW_ADSP2_YM, WMFW_HALO_YM_PACKED
 	};
@@ -4500,13 +4500,13 @@ irqreturn_t wm_halo_wdt_expire(int irq, void *data)
 }
 EXPORT_SYMBOL_GPL(wm_halo_wdt_expire);
 
-static struct wm_adsp_ops wm_adsp1_ops = {
+static const struct wm_adsp_ops wm_adsp1_ops = {
 	.validate_version = wm_adsp_validate_version,
 	.parse_sizes = wm_adsp1_parse_sizes,
 	.region_to_reg = wm_adsp_region_to_reg,
 };
 
-static struct wm_adsp_ops wm_adsp2_ops[] = {
+static const struct wm_adsp_ops wm_adsp2_ops[] = {
 	{
 		.sys_config_size = sizeof(struct wm_adsp_system_config_xm_hdr),
 		.parse_sizes = wm_adsp2_parse_sizes,
@@ -4567,7 +4567,7 @@ static struct wm_adsp_ops wm_adsp2_ops[] = {
 	},
 };
 
-static struct wm_adsp_ops wm_halo_ops = {
+static const struct wm_adsp_ops wm_halo_ops = {
 	.sys_config_size = sizeof(struct wm_halo_system_config_xm_hdr),
 	.parse_sizes = wm_adsp2_parse_sizes,
 	.validate_version = wm_halo_validate_version,
diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h
index 1996350b817e..f22131d9cc29 100644
--- a/sound/soc/codecs/wm_adsp.h
+++ b/sound/soc/codecs/wm_adsp.h
@@ -64,7 +64,7 @@ struct wm_adsp {
 	struct regmap *regmap;
 	struct snd_soc_component *component;
 
-	struct wm_adsp_ops *ops;
+	const struct wm_adsp_ops *ops;
 
 	unsigned int base;
 	unsigned int base_sysinfo;
-- 
2.31.1


^ permalink raw reply related	[flat|nested] 6+ messages in thread