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-rw-r--r--drivers/acpi/bus.c38
1 files changed, 31 insertions, 7 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 433bb5a3f327..5c00e5e18da8 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -66,10 +66,37 @@ static int set_copy_dsdt(const struct dmi_system_id *id)
return 0;
}
#endif
+static int set_gbl_term_list(const struct dmi_system_id *id)
+{
+ acpi_gbl_parse_table_as_term_list = 1;
+ return 0;
+}
-static const struct dmi_system_id dsdt_dmi_table[] __initconst = {
+static const struct dmi_system_id acpi_quirks_dmi_table[] __initconst = {
+ /*
+ * Touchpad on Dell XPS 9570/Precision M5530 doesn't work under I2C
+ * mode.
+ * https://bugzilla.kernel.org/show_bug.cgi?id=198515
+ */
+ {
+ .callback = set_gbl_term_list,
+ .ident = "Dell Precision M5530",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision M5530"),
+ },
+ },
+ {
+ .callback = set_gbl_term_list,
+ .ident = "Dell XPS 15 9570",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "XPS 15 9570"),
+ },
+ },
/*
* Invoke DSDT corruption work-around on all Toshiba Satellite.
+ * DSDT will be copied to memory.
* https://bugzilla.kernel.org/show_bug.cgi?id=14679
*/
{
@@ -83,7 +110,7 @@ static const struct dmi_system_id dsdt_dmi_table[] __initconst = {
{}
};
#else
-static const struct dmi_system_id dsdt_dmi_table[] __initconst = {
+static const struct dmi_system_id acpi_quirks_dmi_table[] __initconst = {
{}
};
#endif
@@ -1008,11 +1035,8 @@ void __init acpi_early_init(void)
acpi_permanent_mmap = true;
- /*
- * If the machine falls into the DMI check table,
- * DSDT will be copied to memory
- */
- dmi_check_system(dsdt_dmi_table);
+ /* Check machine-specific quirks */
+ dmi_check_system(acpi_quirks_dmi_table);
status = acpi_reallocate_root_table();
if (ACPI_FAILURE(status)) {