diff options
Diffstat (limited to 'target/linux/ipq806x/patches-5.15/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-5.15/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/target/linux/ipq806x/patches-5.15/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch b/target/linux/ipq806x/patches-5.15/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch deleted file mode 100644 index 7b01a67d90..0000000000 --- a/target/linux/ipq806x/patches-5.15/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch +++ /dev/null @@ -1,66 +0,0 @@ -From b3e8bd33b84a6b6c863bd1733bd15b5f1483b8ab Mon Sep 17 00:00:00 2001 -From: Ansuel Smith <ansuelsmth@gmail.com> -Date: Wed, 25 Nov 2020 17:06:55 +0100 -Subject: [PATCH 05/10] drivers: thermal: tsens: Fix bug in sensor enable for - msm8960 - -Device based on tsens VER_0 contains a hardware bug that results in some -problem with sensor enablement. Sensor id 6-11 can't be enabled -selectively and all of them must be enabled in one step. - -Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> -Acked-by: Thara Gopinath <thara.gopinath@linaro.org> ---- - drivers/thermal/qcom/tsens-8960.c | 23 ++++++++++++++++++++--- - 1 file changed, 20 insertions(+), 3 deletions(-) - ---- a/drivers/thermal/qcom/tsens-8960.c -+++ b/drivers/thermal/qcom/tsens-8960.c -@@ -27,9 +27,9 @@ - #define EN BIT(0) - #define SW_RST BIT(1) - #define SENSOR0_EN BIT(3) -+#define MEASURE_PERIOD BIT(18) - #define SLP_CLK_ENA BIT(26) - #define SLP_CLK_ENA_8660 BIT(24) --#define MEASURE_PERIOD 1 - #define SENSOR0_SHIFT 3 - - /* INT_STATUS_ADDR bitmasks */ -@@ -126,17 +126,34 @@ static int resume_8960(struct tsens_priv - static int enable_8960(struct tsens_priv *priv, int id) - { - int ret; -- u32 reg, mask; -+ u32 reg, mask = BIT(id); - - ret = regmap_read(priv->tm_map, CNTL_ADDR, ®); - if (ret) - return ret; - -- mask = BIT(id + SENSOR0_SHIFT); -+ /* HARDWARE BUG: -+ * On platforms with more than 6 sensors, all remaining sensors -+ * must be enabled together, otherwise undefined results are expected. -+ * (Sensor 6-7 disabled, Sensor 3 disabled...) In the original driver, -+ * all the sensors are enabled in one step hence this bug is not -+ * triggered. -+ */ -+ if (id > 5) -+ mask = GENMASK(10, 6); -+ -+ mask <<= SENSOR0_SHIFT; -+ -+ /* Sensors already enabled. Skip. */ -+ if ((reg & mask) == mask) -+ return 0; -+ - ret = regmap_write(priv->tm_map, CNTL_ADDR, reg | SW_RST); - if (ret) - return ret; - -+ reg |= MEASURE_PERIOD; -+ - if (priv->num_sensors > 1) - reg |= mask | SLP_CLK_ENA | EN; - else |