+++ /dev/null
-From e593e834fe8ba9bf314d8215ac05d8787f81efda Mon Sep 17 00:00:00 2001
-From: Robert Marko <robimarko@gmail.com>
-Date: Fri, 19 Aug 2022 00:02:42 +0200
-Subject: [PATCH] thermal/drivers/tsens: Add support for combined interrupt
-
-Despite using tsens v2.3 IP, IPQ8074 and IPQ6018 only have one IRQ for
-signaling both up/low and critical trips.
-
-Signed-off-by: Robert Marko <robimarko@gmail.com>
-Reviewed-by: Bjorn Andersson <andersson@kernel.org>
-Link: https://lore.kernel.org/r/20220818220245.338396-2-robimarko@gmail.com
-Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
----
- drivers/thermal/qcom/tsens-8960.c | 1 +
- drivers/thermal/qcom/tsens-v0_1.c | 1 +
- drivers/thermal/qcom/tsens-v1.c | 1 +
- drivers/thermal/qcom/tsens-v2.c | 1 +
- drivers/thermal/qcom/tsens.c | 38 ++++++++++++++++++++++++++-----
- drivers/thermal/qcom/tsens.h | 2 ++
- 6 files changed, 38 insertions(+), 6 deletions(-)
-
---- a/drivers/thermal/qcom/tsens-8960.c
-+++ b/drivers/thermal/qcom/tsens-8960.c
-@@ -269,6 +269,7 @@ static const struct tsens_ops ops_8960 =
- static struct tsens_features tsens_8960_feat = {
- .ver_major = VER_0,
- .crit_int = 0,
-+ .combo_int = 0,
- .adc = 1,
- .srot_split = 0,
- .max_sensors = 11,
---- a/drivers/thermal/qcom/tsens-v0_1.c
-+++ b/drivers/thermal/qcom/tsens-v0_1.c
-@@ -549,6 +549,7 @@ static int __init init_8939(struct tsens
- static struct tsens_features tsens_v0_1_feat = {
- .ver_major = VER_0_1,
- .crit_int = 0,
-+ .combo_int = 0,
- .adc = 1,
- .srot_split = 1,
- .max_sensors = 11,
---- a/drivers/thermal/qcom/tsens-v1.c
-+++ b/drivers/thermal/qcom/tsens-v1.c
-@@ -273,6 +273,7 @@ static int calibrate_8976(struct tsens_p
- static struct tsens_features tsens_v1_feat = {
- .ver_major = VER_1_X,
- .crit_int = 0,
-+ .combo_int = 0,
- .adc = 1,
- .srot_split = 1,
- .max_sensors = 11,
---- a/drivers/thermal/qcom/tsens-v2.c
-+++ b/drivers/thermal/qcom/tsens-v2.c
-@@ -31,6 +31,7 @@
- static struct tsens_features tsens_v2_feat = {
- .ver_major = VER_2_X,
- .crit_int = 1,
-+ .combo_int = 0,
- .adc = 0,
- .srot_split = 1,
- .max_sensors = 16,
---- a/drivers/thermal/qcom/tsens.c
-+++ b/drivers/thermal/qcom/tsens.c
-@@ -532,6 +532,27 @@ static irqreturn_t tsens_irq_thread(int
- return IRQ_HANDLED;
- }
-
-+/**
-+ * tsens_combined_irq_thread() - Threaded interrupt handler for combined interrupts
-+ * @irq: irq number
-+ * @data: tsens controller private data
-+ *
-+ * Handle the combined interrupt as if it were 2 separate interrupts, so call the
-+ * critical handler first and then the up/low one.
-+ *
-+ * Return: IRQ_HANDLED
-+ */
-+static irqreturn_t tsens_combined_irq_thread(int irq, void *data)
-+{
-+ irqreturn_t ret;
-+
-+ ret = tsens_critical_irq_thread(irq, data);
-+ if (ret != IRQ_HANDLED)
-+ return ret;
-+
-+ return tsens_irq_thread(irq, data);
-+}
-+
- static int tsens_set_trips(struct thermal_zone_device *tz, int low, int high)
- {
- struct tsens_sensor *s = tz->devdata;
-@@ -1074,13 +1095,18 @@ static int tsens_register(struct tsens_p
- tsens_mC_to_hw(priv->sensor, 0));
- }
-
-- ret = tsens_register_irq(priv, "uplow", tsens_irq_thread);
-- if (ret < 0)
-- return ret;
-+ if (priv->feat->combo_int) {
-+ ret = tsens_register_irq(priv, "combined",
-+ tsens_combined_irq_thread);
-+ } else {
-+ ret = tsens_register_irq(priv, "uplow", tsens_irq_thread);
-+ if (ret < 0)
-+ return ret;
-
-- if (priv->feat->crit_int)
-- ret = tsens_register_irq(priv, "critical",
-- tsens_critical_irq_thread);
-+ if (priv->feat->crit_int)
-+ ret = tsens_register_irq(priv, "critical",
-+ tsens_critical_irq_thread);
-+ }
-
- return ret;
- }
---- a/drivers/thermal/qcom/tsens.h
-+++ b/drivers/thermal/qcom/tsens.h
-@@ -493,6 +493,7 @@ enum regfield_ids {
- * struct tsens_features - Features supported by the IP
- * @ver_major: Major number of IP version
- * @crit_int: does the IP support critical interrupts?
-+ * @combo_int: does the IP use one IRQ for up, low and critical thresholds?
- * @adc: do the sensors only output adc code (instead of temperature)?
- * @srot_split: does the IP neatly splits the register space into SROT and TM,
- * with SROT only being available to secure boot firmware?
-@@ -502,6 +503,7 @@ enum regfield_ids {
- struct tsens_features {
- unsigned int ver_major;
- unsigned int crit_int:1;
-+ unsigned int combo_int:1;
- unsigned int adc:1;
- unsigned int srot_split:1;
- unsigned int has_watchdog:1;