From 5e90ef8c356099e42612bc97976c67092d0810ff Mon Sep 17 00:00:00 2001 From: Todd Broch Date: Thu, 23 Aug 2018 16:26:18 -0700 Subject: [PATCH] mb/google/poppy/variants/atlas: Update DPTF parameters Reduce the CPU passive threshold sample rate from 5 seconds to 1 second so DPTF will react faster to rapid temperature increases. Signed-off-by: Todd Broch BUG=b:113101335 BRANCH=atlas TEST=manual performance/power testing on nocturne. No longer see messages like below in syslog, 'CPU0: Package temperature above threshold' Change-Id: I2dc9d157b54500bae29e123978bb8ad6e05ef619 Reviewed-on: https://review.coreboot.org/28325 Reviewed-by: Furquan Shaikh Reviewed-by: Sumeet R Pawnikar Reviewed-by: Aaron Durbin Tested-by: build bot (Jenkins) --- .../google/poppy/variants/atlas/include/variant/acpi/dptf.asl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mainboard/google/poppy/variants/atlas/include/variant/acpi/dptf.asl b/src/mainboard/google/poppy/variants/atlas/include/variant/acpi/dptf.asl index 685f4ddd36..85eb891c63 100644 --- a/src/mainboard/google/poppy/variants/atlas/include/variant/acpi/dptf.asl +++ b/src/mainboard/google/poppy/variants/atlas/include/variant/acpi/dptf.asl @@ -50,7 +50,7 @@ Name (CHPS, Package () { Name (DTRT, Package () { /* CPU Throttle Effect on CPU */ - Package () { \_SB.PCI0.B0D4, \_SB.PCI0.B0D4, 100, 50, 0, 0, 0, 0 }, + Package () { \_SB.PCI0.B0D4, \_SB.PCI0.B0D4, 100, 10, 0, 0, 0, 0 }, /* CPU Throttle Effect on TSR0 */ Package () { \_SB.PCI0.B0D4, \_SB.DPTF.TSR0, 100, 600, 0, 0, 0, 0 },