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 2/3] thermal/drivers/mediatek/lvts_thermal: Add lvts commands and their sizes to driver data
Date: Sat, 30 Aug 2025 16:57:07 +0100 [thread overview]
Message-ID: <ba9c212f39b0d1de77646a0852cd3b729086fd40.1756568900.git.daniel@makrotopia.org> (raw)
In-Reply-To: <cover.1756568900.git.daniel@makrotopia.org>
From: Mason Chang <mason-cw.chang@mediatek.com>
[ Upstream commit 6203a5e6fd090ed05f6d9b92e33bc7e7679a3dd6 ]
Add LVTS commands and their sizes to driver data 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/20250526102659.30225-3-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 | 65 ++++++++++++++++++++-----
1 file changed, 52 insertions(+), 13 deletions(-)
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index c24b76bcd18a..239476152bab 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -92,17 +92,6 @@
#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;
@@ -132,7 +121,11 @@ struct lvts_ctrl_data {
struct lvts_data {
const struct lvts_ctrl_data *lvts_ctrl;
+ const u32 *conn_cmd;
+ const u32 *init_cmd;
int num_lvts_ctrl;
+ int num_conn_cmd;
+ int num_init_cmd;
int temp_factor;
int temp_offset;
int gt_calib_bit_offset;
@@ -974,9 +967,10 @@ 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)
{
+ const struct lvts_data *lvts_data = lvts_ctrl->lvts_data;
u32 id;
- lvts_write_config(lvts_ctrl, default_conn_cmds, ARRAY_SIZE(default_conn_cmds));
+ lvts_write_config(lvts_ctrl, lvts_data->conn_cmd, lvts_data->num_conn_cmd);
/*
* LVTS_ID : Get ID and status of the thermal controller
@@ -995,7 +989,9 @@ 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)
{
- lvts_write_config(lvts_ctrl, default_init_cmds, ARRAY_SIZE(default_init_cmds));
+ const struct lvts_data *lvts_data = lvts_ctrl->lvts_data;
+
+ lvts_write_config(lvts_ctrl, lvts_data->init_cmd, lvts_data->num_init_cmd);
return 0;
}
@@ -1424,6 +1420,17 @@ static int lvts_resume(struct device *dev)
return 0;
}
+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
+};
+
/*
* The MT8186 calibration data is stored as packed 3-byte little-endian
* values using a weird layout that makes sense only when viewed as a 32-bit
@@ -1718,7 +1725,11 @@ static const struct lvts_ctrl_data mt8195_lvts_ap_data_ctrl[] = {
static const struct lvts_data mt7988_lvts_ap_data = {
.lvts_ctrl = mt7988_lvts_ap_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt7988_lvts_ap_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT7988,
.temp_offset = LVTS_COEFF_B_MT7988,
.gt_calib_bit_offset = 24,
@@ -1726,7 +1737,11 @@ static const struct lvts_data mt7988_lvts_ap_data = {
static const struct lvts_data mt8186_lvts_data = {
.lvts_ctrl = mt8186_lvts_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8186_lvts_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT7988,
.temp_offset = LVTS_COEFF_B_MT7988,
.gt_calib_bit_offset = 24,
@@ -1735,7 +1750,11 @@ static const struct lvts_data mt8186_lvts_data = {
static const struct lvts_data mt8188_lvts_mcu_data = {
.lvts_ctrl = mt8188_lvts_mcu_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8188_lvts_mcu_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT8195,
.temp_offset = LVTS_COEFF_B_MT8195,
.gt_calib_bit_offset = 20,
@@ -1744,7 +1763,11 @@ static const struct lvts_data mt8188_lvts_mcu_data = {
static const struct lvts_data mt8188_lvts_ap_data = {
.lvts_ctrl = mt8188_lvts_ap_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8188_lvts_ap_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT8195,
.temp_offset = LVTS_COEFF_B_MT8195,
.gt_calib_bit_offset = 20,
@@ -1753,7 +1776,11 @@ static const struct lvts_data mt8188_lvts_ap_data = {
static const struct lvts_data mt8192_lvts_mcu_data = {
.lvts_ctrl = mt8192_lvts_mcu_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8192_lvts_mcu_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT8195,
.temp_offset = LVTS_COEFF_B_MT8195,
.gt_calib_bit_offset = 24,
@@ -1762,7 +1789,11 @@ static const struct lvts_data mt8192_lvts_mcu_data = {
static const struct lvts_data mt8192_lvts_ap_data = {
.lvts_ctrl = mt8192_lvts_ap_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8192_lvts_ap_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT8195,
.temp_offset = LVTS_COEFF_B_MT8195,
.gt_calib_bit_offset = 24,
@@ -1771,7 +1802,11 @@ static const struct lvts_data mt8192_lvts_ap_data = {
static const struct lvts_data mt8195_lvts_mcu_data = {
.lvts_ctrl = mt8195_lvts_mcu_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8195_lvts_mcu_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT8195,
.temp_offset = LVTS_COEFF_B_MT8195,
.gt_calib_bit_offset = 24,
@@ -1780,7 +1815,11 @@ static const struct lvts_data mt8195_lvts_mcu_data = {
static const struct lvts_data mt8195_lvts_ap_data = {
.lvts_ctrl = mt8195_lvts_ap_data_ctrl,
+ .conn_cmd = default_conn_cmds,
+ .init_cmd = default_init_cmds,
.num_lvts_ctrl = ARRAY_SIZE(mt8195_lvts_ap_data_ctrl),
+ .num_conn_cmd = ARRAY_SIZE(default_conn_cmds),
+ .num_init_cmd = ARRAY_SIZE(default_init_cmds),
.temp_factor = LVTS_COEFF_A_MT8195,
.temp_offset = LVTS_COEFF_B_MT8195,
.gt_calib_bit_offset = 24,
--
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 ` [PATCH linux-stable 6.12 1/3] thermal/drivers/mediatek/lvts_thermal: Change lvts commands array to static const Daniel Golle
2025-08-30 15:57 ` Daniel Golle [this message]
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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