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authorMason Chang <mason-cw.chang@mediatek.com>2025-05-26 18:26:57 +0800
committerDaniel Lezcano <daniel.lezcano@linaro.org>2025-07-16 23:18:11 +0200
commitc5d5a72c01f7faabe7cc0fd63942c18372101daf (patch)
tree7db0ddad6a01a447557616ff9cf445148f0b9b4f
parentae332ec0009d762982540635411caefeafa92a5b (diff)
thermal/drivers/mediatek/lvts_thermal: Change lvts commands array to static const
Change the LVTS commands array to static const in preparation for adding different commands. Signed-off-by: Mason Chang <mason-cw.chang@mediatek.com> Link: https://lore.kernel.org/r/20250526102659.30225-2-mason-cw.chang@mediatek.com Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
-rw-r--r--drivers/thermal/mediatek/lvts_thermal.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index acce8fde2cba..40f9986fa36f 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -96,6 +96,17 @@
#define LVTS_MINIMUM_THRESHOLD 20000
+static const u32 default_conn_cmds[] = { 0xC103FFFF, 0xC502FF55 };
+/*
+ * Write device mask: 0xC1030000
+ */
+static const u32 default_init_cmds[] = {
+ 0xC1030E01, 0xC1030CFC, 0xC1030A8C, 0xC103098D, 0xC10308F1,
+ 0xC10307A6, 0xC10306B8, 0xC1030500, 0xC1030420, 0xC1030300,
+ 0xC1030030, 0xC10300F6, 0xC1030050, 0xC1030060, 0xC10300AC,
+ 0xC10300FC, 0xC103009D, 0xC10300F1, 0xC10300E1
+};
+
static int golden_temp = LVTS_GOLDEN_TEMP_DEFAULT;
static int golden_temp_offset;
@@ -902,7 +913,7 @@ static void lvts_ctrl_monitor_enable(struct device *dev, struct lvts_ctrl *lvts_
* each write in the configuration register must be separated by a
* delay of 2 us.
*/
-static void lvts_write_config(struct lvts_ctrl *lvts_ctrl, u32 *cmds, int nr_cmds)
+static void lvts_write_config(struct lvts_ctrl *lvts_ctrl, const u32 *cmds, int nr_cmds)
{
int i;
@@ -985,9 +996,9 @@ static int lvts_ctrl_set_enable(struct lvts_ctrl *lvts_ctrl, int enable)
static int lvts_ctrl_connect(struct device *dev, struct lvts_ctrl *lvts_ctrl)
{
- u32 id, cmds[] = { 0xC103FFFF, 0xC502FF55 };
+ u32 id;
- lvts_write_config(lvts_ctrl, cmds, ARRAY_SIZE(cmds));
+ lvts_write_config(lvts_ctrl, default_conn_cmds, ARRAY_SIZE(default_conn_cmds));
/*
* LVTS_ID : Get ID and status of the thermal controller
@@ -1006,17 +1017,7 @@ static int lvts_ctrl_connect(struct device *dev, struct lvts_ctrl *lvts_ctrl)
static int lvts_ctrl_initialize(struct device *dev, struct lvts_ctrl *lvts_ctrl)
{
- /*
- * Write device mask: 0xC1030000
- */
- u32 cmds[] = {
- 0xC1030E01, 0xC1030CFC, 0xC1030A8C, 0xC103098D, 0xC10308F1,
- 0xC10307A6, 0xC10306B8, 0xC1030500, 0xC1030420, 0xC1030300,
- 0xC1030030, 0xC10300F6, 0xC1030050, 0xC1030060, 0xC10300AC,
- 0xC10300FC, 0xC103009D, 0xC10300F1, 0xC10300E1
- };
-
- lvts_write_config(lvts_ctrl, cmds, ARRAY_SIZE(cmds));
+ lvts_write_config(lvts_ctrl, default_init_cmds, ARRAY_SIZE(default_init_cmds));
return 0;
}