diff options
Diffstat (limited to 'target/linux/ipq806x/patches-4.19/0052-PM-OPP-Update-the-voltage-tolerance-when-adjusting-t.patch')
-rw-r--r-- | target/linux/ipq806x/patches-4.19/0052-PM-OPP-Update-the-voltage-tolerance-when-adjusting-t.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/target/linux/ipq806x/patches-4.19/0052-PM-OPP-Update-the-voltage-tolerance-when-adjusting-t.patch b/target/linux/ipq806x/patches-4.19/0052-PM-OPP-Update-the-voltage-tolerance-when-adjusting-t.patch deleted file mode 100644 index 9f0b9ec6d3..0000000000 --- a/target/linux/ipq806x/patches-4.19/0052-PM-OPP-Update-the-voltage-tolerance-when-adjusting-t.patch +++ /dev/null @@ -1,47 +0,0 @@ -From 4533c285c2aedce6d4434d7b877066de3b1ecb33 Mon Sep 17 00:00:00 2001 -From: Georgi Djakov <georgi.djakov@linaro.org> -Date: Thu, 25 Aug 2016 18:43:35 +0300 -Subject: [PATCH 52/69] PM / OPP: Update the voltage tolerance when adjusting - the OPP - -When the voltage is adjusted, the voltage tolerance is not updated. -This can lead to situations where the voltage min value is greater -than the voltage max value. The final result is triggering a BUG() -in the regulator core. -Fix this by updating the voltage tolerance values too. - -Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> ---- - drivers/opp/core.c | 5 +++++ - 1 file changed, 5 insertions(+) - ---- a/drivers/opp/core.c -+++ b/drivers/opp/core.c -@@ -1669,6 +1669,7 @@ int dev_pm_opp_adjust_voltage(struct dev - struct opp_table *opp_table; - struct dev_pm_opp *tmp_opp, *opp = ERR_PTR(-ENODEV); - int r = 0; -+ unsigned long tol; - - /* Find the opp_table */ - opp_table = _find_opp_table(dev); -@@ -1698,8 +1699,17 @@ int dev_pm_opp_adjust_voltage(struct dev - goto adjust_unlock; - - opp->supplies->u_volt = u_volt; -- opp->supplies->u_volt_min = u_volt_min; -- opp->supplies->u_volt_max = u_volt_max; -+ -+ tol = u_volt * opp_table->voltage_tolerance_v1 / 100; -+ if ( u_volt_min == u_volt ) -+ opp->supplies->u_volt_min = u_volt - tol; -+ else -+ opp->supplies->u_volt_min = u_volt_min; -+ -+ if ( u_volt_max == u_volt ) -+ opp->supplies->u_volt_max = u_volt + tol; -+ else -+ opp->supplies->u_volt_max = u_volt_max; - - dev_pm_opp_get(opp); - mutex_unlock(&opp_table->lock); |