platform/x86: thinkpad_acpi: Explicitly set to balanced mode on startup
It was observed that on a Thinkpad T14 Gen1 (AMD) that the platform profile is starting up in 'low-power' mode after refreshing what the firmware had. This is most likely a firmware bug, but as a harmless workaround set the default profile to 'balanced' at thinkpad_acpi startup. Reported-by: madcatx@atlas.cz Link: https://bugzilla.kernel.org/show_bug.cgi?id=216347 Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Link: https://lore.kernel.org/r/20220819180101.6383-1-mario.limonciello@amd.com Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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@ -10592,10 +10592,9 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm)
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/* Ensure initial values are correct */
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dytc_profile_refresh();
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/* Set AMT correctly now we know current profile */
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if ((dytc_capabilities & BIT(DYTC_FC_PSC)) &&
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(dytc_capabilities & BIT(DYTC_FC_AMT)))
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dytc_control_amt(dytc_current_profile == PLATFORM_PROFILE_BALANCED);
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/* Workaround for https://bugzilla.kernel.org/show_bug.cgi?id=216347 */
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if (dytc_capabilities & BIT(DYTC_FC_PSC))
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dytc_profile_set(NULL, PLATFORM_PROFILE_BALANCED);
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return 0;
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}
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