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-rw-r--r--drivers/bluetooth/hci_bcm.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 441f5e1deb11..4dccb50089d7 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -794,6 +794,20 @@ static const struct acpi_gpio_mapping acpi_bcm_int_first_gpios[] = {
{ },
};
+/* Some firmware reports an IRQ which does not work (wrong pin in fw table?) */
+static const struct dmi_system_id bcm_broken_irq_dmi_table[] = {
+ {
+ .ident = "Meegopad T08",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_BOARD_VENDOR,
+ "To be filled by OEM."),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "T3 MRD"),
+ DMI_EXACT_MATCH(DMI_BOARD_VERSION, "V1.1"),
+ },
+ },
+ { }
+};
+
#ifdef CONFIG_ACPI
/* IRQ polarity of some chipsets are not defined correctly in ACPI table. */
static const struct dmi_system_id bcm_active_low_irq_dmi_table[] = {
@@ -904,6 +918,8 @@ static int bcm_gpio_set_shutdown(struct bcm_device *dev, bool powered)
static int bcm_get_resources(struct bcm_device *dev)
{
+ const struct dmi_system_id *dmi_id;
+
dev->name = dev_name(dev->dev);
if (x86_apple_machine && !bcm_apple_get_resources(dev))
@@ -936,6 +952,13 @@ static int bcm_get_resources(struct bcm_device *dev)
dev->irq = gpiod_to_irq(gpio);
}
+ dmi_id = dmi_first_match(bcm_broken_irq_dmi_table);
+ if (dmi_id) {
+ dev_info(dev->dev, "%s: Has a broken IRQ config, disabling IRQ support / runtime-pm\n",
+ dmi_id->ident);
+ dev->irq = 0;
+ }
+
dev_dbg(dev->dev, "BCM irq: %d\n", dev->irq);
return 0;
}