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authorPiotr Mazek <pmazek@outlook.com>2026-02-05 23:05:02 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2026-02-19 11:54:52 +0100
commit023cd6d90f8aa2ef7b72d84be84a18e61ecebd64 (patch)
treebe56d5b7edc241f9705d0a70d72f220f8efa7c01
parent9a199794fd789c783d34281ac1acde011a7affa8 (diff)
ACPI: PM: Save NVS memory on Lenovo G70-35
[821d6f0359b0614792ab8e2fb93b503e25a65079] prevented machines produced later than 2012 from saving NVS region to accelerate S3. Despite being made after 2012, Lenovo G70-35 still needs NVS memory saving during S3. A quirk is introduced for this platform. Signed-off-by: Piotr Mazek <pmazek@outlook.com> [ rjw: Subject adjustment ] Link: https://patch.msgid.link/GV2PPF3CD5B63CC2442EE3F76F8443EAD90D499A@GV2PPF3CD5B63CC.EURP251.PROD.OUTLOOK.COM Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
-rw-r--r--drivers/acpi/sleep.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 66ec81e306d4..132a9df98471 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -386,6 +386,14 @@ static const struct dmi_system_id acpisleep_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "80E1"),
},
},
+ {
+ .callback = init_nvs_save_s3,
+ .ident = "Lenovo G70-35",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "80Q5"),
+ },
+ },
/*
* ThinkPad X1 Tablet(2016) cannot do suspend-to-idle using
* the Low Power S0 Idle firmware interface (see