#include <linux/acpi.h>
#include <linux/clkdev.h>
#include <linux/clk-provider.h>
+#include <linux/dmi.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/mutex.h>
const char *consumer_hid;
const char *consumer_uid;
u32 flags;
+ const struct dmi_system_id *dep_missing_ids;
+};
+
+/* Please keep this list sorted alphabetically by vendor and model */
+static const struct dmi_system_id i2c1_dep_missing_dmi_ids[] = {
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "T200TA"),
+ },
+ },
+ {}
};
/*
/* CHT iGPU depends on PMIC I2C controller */
{"808622C1", "7", "LNXVIDEO", NULL, DL_FLAG_PM_RUNTIME},
/* BYT iGPU depends on the Embedded Controller I2C controller (UID 1) */
- {"80860F41", "1", "LNXVIDEO", NULL, DL_FLAG_PM_RUNTIME},
+ {"80860F41", "1", "LNXVIDEO", NULL, DL_FLAG_PM_RUNTIME,
+ i2c1_dep_missing_dmi_ids},
/* BYT CR iGPU depends on PMIC I2C controller (UID 5 on CR) */
{"80860F41", "5", "LNXVIDEO", NULL, DL_FLAG_PM_RUNTIME},
/* BYT iGPU depends on PMIC I2C controller (UID 7 on non CR) */
if (!dev2)
return;
- if (acpi_lpss_dep(ACPI_COMPANION(dev2), ACPI_HANDLE(dev1)))
+ if ((link->dep_missing_ids && dmi_check_system(link->dep_missing_ids))
+ || acpi_lpss_dep(ACPI_COMPANION(dev2), ACPI_HANDLE(dev1)))
device_link_add(dev2, dev1, link->flags);
put_device(dev2);
if (!dev2)
return;
- if (acpi_lpss_dep(ACPI_COMPANION(dev1), ACPI_HANDLE(dev2)))
+ if ((link->dep_missing_ids && dmi_check_system(link->dep_missing_ids))
+ || acpi_lpss_dep(ACPI_COMPANION(dev1), ACPI_HANDLE(dev2)))
device_link_add(dev1, dev2, link->flags);
put_device(dev2);