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authorSean Rhodes <sean@starlabs.systems>2024-10-04 13:20:48 +0100
committerSean Rhodes <sean@starlabs.systems>2024-10-11 11:27:42 +0000
commit5072fb19644cfaaa4d39144b2e5ca7b7c899c0f2 (patch)
tree1852084b9dfdefc2138b9bfbca8e72f511ea9691 /src/mainboard/starlabs/byte_adl/variants
parent9820363f5fbb6166d5d84543eb3038b643301168 (diff)
mb/starlabs/*: Rework the performance profiles
Rather than hardcoded values, simply change these to -25% of the defaults for Power Saving, and +25% for Performance. Change-Id: I16aeb4d5dc25a3f240a775509276c9d3189e9699 Signed-off-by: Sean Rhodes <sean@starlabs.systems> Reviewed-on: https://review.coreboot.org/c/coreboot/+/84661 Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/starlabs/byte_adl/variants')
-rw-r--r--src/mainboard/starlabs/byte_adl/variants/mk_ii/devtree.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/mainboard/starlabs/byte_adl/variants/mk_ii/devtree.c b/src/mainboard/starlabs/byte_adl/variants/mk_ii/devtree.c
index 925d9f0082..ae87d6a5db 100644
--- a/src/mainboard/starlabs/byte_adl/variants/mk_ii/devtree.c
+++ b/src/mainboard/starlabs/byte_adl/variants/mk_ii/devtree.c
@@ -21,25 +21,27 @@ void devtree_update(void)
struct device *nic_dev = pcidev_on_root(0x14, 3);
+ uint8_t performance_scale = 100;
+
/* Update PL1 & PL2 based on CMOS settings */
switch (get_power_profile(PP_POWER_SAVER)) {
case PP_POWER_SAVER:
- soc_conf_4core->tdp_pl1_override = 6;
- soc_conf_4core->tdp_pl2_override = 10;
+ performance_scale -= 25;
common_config->pch_thermal_trip = 30;
break;
case PP_BALANCED:
- soc_conf_4core->tdp_pl1_override = 10;
- soc_conf_4core->tdp_pl2_override = 25;
+ /* Use the Intel defaults */
common_config->pch_thermal_trip = 25;
break;
case PP_PERFORMANCE:
- soc_conf_4core->tdp_pl1_override = 20;
- soc_conf_4core->tdp_pl2_override = 35;
+ performance_scale += 25;
common_config->pch_thermal_trip = 20;
break;
}
+ soc_conf_4core->tdp_pl1_override = (soc_conf_4core->tdp_pl1_override * performance_scale) / 100;
+ soc_conf_4core->tdp_pl2_override = (soc_conf_4core->tdp_pl2_override * performance_scale) / 100;
+
/* Set PL4 to 1.0C */
soc_conf_4core->tdp_pl4 = 36;