From: Mario Limonciello mario.limonciello@amd.com
[ Upstream commit c25d7f32e3e209462cd82e6e93e66b72dbb2308f ]
DMI matching in thinkpad_acpi happens local to a function meaning quirks can only match that function.
Future changes to thinkpad_acpi may need to quirk other code, so change this to use a quirk infrastructure.
Signed-off-by: Mario Limonciello mario.limonciello@amd.com Tested-by: Mark Pearson markpearson@lenvo.com Link: https://lore.kernel.org/r/20220429030501.1909-2-mario.limonciello@amd.com Reviewed-by: Hans de Goede hdegoede@redhat.com Signed-off-by: Hans de Goede hdegoede@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/platform/x86/thinkpad_acpi.c | 26 ++++++++++++++++++++++++-- 1 file changed, 24 insertions(+), 2 deletions(-)
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 3fb8cda31eb9..c43586f1cb4b 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -309,6 +309,15 @@ struct ibm_init_struct { struct ibm_struct *data; };
+/* DMI Quirks */ +struct quirk_entry { + bool btusb_bug; +}; + +static struct quirk_entry quirk_btusb_bug = { + .btusb_bug = true, +}; + static struct { u32 bluetooth:1; u32 hotkey:1; @@ -338,6 +347,7 @@ static struct { u32 hotkey_poll_active:1; u32 has_adaptive_kbd:1; u32 kbd_lang:1; + struct quirk_entry *quirks; } tp_features;
static struct { @@ -4361,9 +4371,10 @@ static void bluetooth_exit(void) bluetooth_shutdown(); }
-static const struct dmi_system_id bt_fwbug_list[] __initconst = { +static const struct dmi_system_id fwbug_list[] __initconst = { { .ident = "ThinkPad E485", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20KU"), @@ -4371,6 +4382,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad E585", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20KV"), @@ -4378,6 +4390,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A285 - 20MW", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MW"), @@ -4385,6 +4398,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A285 - 20MX", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MX"), @@ -4392,6 +4406,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A485 - 20MU", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MU"), @@ -4399,6 +4414,7 @@ static const struct dmi_system_id bt_fwbug_list[] __initconst = { }, { .ident = "ThinkPad A485 - 20MV", + .driver_data = &quirk_btusb_bug, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), DMI_MATCH(DMI_BOARD_NAME, "20MV"), @@ -4421,7 +4437,8 @@ static int __init have_bt_fwbug(void) * Some AMD based ThinkPads have a firmware bug that calling * "GBDC" will cause bluetooth on Intel wireless cards blocked */ - if (dmi_check_system(bt_fwbug_list) && pci_dev_present(fwbug_cards_ids)) { + if (tp_features.quirks && tp_features.quirks->btusb_bug && + pci_dev_present(fwbug_cards_ids)) { vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_RFKILL, FW_BUG "disable bluetooth subdriver for Intel cards\n"); return 1; @@ -11438,6 +11455,7 @@ static void thinkpad_acpi_module_exit(void)
static int __init thinkpad_acpi_module_init(void) { + const struct dmi_system_id *dmi_id; int ret, i;
tpacpi_lifecycle = TPACPI_LIFE_INIT; @@ -11477,6 +11495,10 @@ static int __init thinkpad_acpi_module_init(void) return -ENODEV; }
+ dmi_id = dmi_first_match(fwbug_list); + if (dmi_id) + tp_features.quirks = dmi_id->driver_data; + /* Device initialization */ tpacpi_pdev = platform_device_register_simple(TPACPI_DRVR_NAME, -1, NULL, 0);