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Code Issues Releases Wiki Activity

wifi: mt76: mt7915: rework mt7915_thermal_temp_store()

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Call mt7915_mcu_set_thermal_protect() through
mt7915_thermal_temp_store() to update firmware trigger/restore temp
directly.

Fixes: 02ee68b95d ("mt76: mt7915: add control knobs for thermal throttling")
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Howard Hsu <howard-yh.hsu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Howard Hsu 2022-12-14 10:28:08 +08:00 committed by Felix Fietkau
parent 5ad42d19f6
commit ecaccdae7a
2 changed files with 19 additions and 2 deletions
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18
drivers/net/wireless/mediatek/mt76/mt7915/init.c
View file

@ -83,9 +83,23 @@ static ssize_t mt7915_thermal_temp_store(struct device *dev,
mutex_lock(&phy->dev->mt76.mutex);
val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 60, 130);
if ((i - 1 == MT7915_CRIT_TEMP_IDX &&
val > phy->throttle_temp[MT7915_MAX_TEMP_IDX]) ||
(i - 1 == MT7915_MAX_TEMP_IDX &&
val < phy->throttle_temp[MT7915_CRIT_TEMP_IDX])) {
dev_err(phy->dev->mt76.dev,
"temp1_max shall be greater than temp1_crit.");
return -EINVAL;
}
phy->throttle_temp[i - 1] = val;
mutex_unlock(&phy->dev->mt76.mutex);
ret = mt7915_mcu_set_thermal_protect(phy);
if (ret)
return ret;
return count;
}
@ -195,8 +209,8 @@ static int mt7915_thermal_init(struct mt7915_phy *phy)
return PTR_ERR(hwmon);
/* initialize critical/maximum high temperature */
phy->throttle_temp[0] = 110;
phy->throttle_temp[1] = 120;
phy->throttle_temp[MT7915_CRIT_TEMP_IDX] = 110;
phy->throttle_temp[MT7915_MAX_TEMP_IDX] = 120;
return 0;
}

3
drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
View file

@ -70,6 +70,9 @@
#define MT7915_WED_RX_TOKEN_SIZE 12288
#define MT7915_CRIT_TEMP_IDX 0
#define MT7915_MAX_TEMP_IDX 1
struct mt7915_vif;
struct mt7915_sta;
struct mt7915_dfs_pulse;