From: Daniel Golle <daniel@makrotopia.org>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
"Daniel Lezcano" <daniel.lezcano@linaro.org>,
"Zhang Rui" <rui.zhang@intel.com>,
"Lukasz Luba" <lukasz.luba@arm.com>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"AngeloGioacchino Del Regno"
<angelogioacchino.delregno@collabora.com>,
"Daniel Golle" <daniel@makrotopia.org>,
"Nícolas F. R. A. Prado" <nfraprado@collabora.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Mason Chang" <mason-cw.chang@mediatek.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Frank Wunderlich" <frank-w@public-files.de>,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-stable@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org
Cc: Chad Monroe <chad.monroe@adtran.com>
Subject: [PATCH linux-stable 6.12 1/3] thermal/drivers/mediatek/lvts_thermal: Change lvts commands array to static const
Date: Sat, 30 Aug 2025 16:56:56 +0100 [thread overview]
Message-ID: <aa993c1f03ad73680879c04ab7fbe72aa04ce9db.1756568900.git.daniel@makrotopia.org> (raw)
In-Reply-To: <cover.1756568900.git.daniel@makrotopia.org>
From: Mason Chang <mason-cw.chang@mediatek.com>
[ Upstream commit c5d5a72c01f7faabe7cc0fd63942c18372101daf ]
Change the LVTS commands array to static const in preparation for
adding different commands.
Fixes: 585e92e6a79f ("thermal/drivers/mediatek/lvts_thermal: Add mt7988 support")
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>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
drivers/thermal/mediatek/lvts_thermal.c | 29 +++++++++++++------------
1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index ae063d1bc95f..c24b76bcd18a 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -92,6 +92,17 @@
#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;
@@ -880,7 +891,7 @@ 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;
@@ -963,9 +974,9 @@ 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
@@ -984,17 +995,7 @@ 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;
}
--
2.51.0
next prev parent reply other threads:[~2025-08-30 15:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-30 15:56 [PATCH linux-stable 6.12 0/3] thermal/drivers/mediatek/lvts: pick fixes into 6.12 stable tree Daniel Golle
2025-08-30 15:56 ` Daniel Golle [this message]
2025-08-30 15:57 ` [PATCH linux-stable 6.12 2/3] thermal/drivers/mediatek/lvts_thermal: Add lvts commands and their sizes to driver data Daniel Golle
2025-08-30 15:57 ` [PATCH linux-stable 6.12 3/3] thermal/drivers/mediatek/lvts_thermal: Add mt7988 lvts commands Daniel Golle
2025-09-02 12:01 ` [PATCH linux-stable 6.12 0/3] thermal/drivers/mediatek/lvts: pick fixes into 6.12 stable tree Greg Kroah-Hartman
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