From: Hans de Goede hdegoede@redhat.com
commit 1ad1b54099c231aed8f6f257065c1b322583f264 upstream.
Turn the existing run_edge_events_on_boot_blacklist dmi_system_id table into a generic quirk table, storing the quirks in the driver_data ptr.
This is a preparation patch for adding other types of (DMI based) quirks.
Cc: stable@vger.kernel.org Reviewed-by: Andy Shevchenko andriy.shevchenko@linux.intel.com Acked-by: Mika Westerberg mika.westerberg@linux.intel.com Signed-off-by: Hans de Goede hdegoede@redhat.com Link: https://lore.kernel.org/r/20200105160357.97154-2-hdegoede@redhat.com Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/gpio/gpiolib-acpi.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-)
--- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -24,6 +24,8 @@
#include "gpiolib.h"
+#define QUIRK_NO_EDGE_EVENTS_ON_BOOT 0x01l + static int run_edge_events_on_boot = -1; module_param(run_edge_events_on_boot, int, 0444); MODULE_PARM_DESC(run_edge_events_on_boot, @@ -1312,7 +1314,7 @@ static int acpi_gpio_handle_deferred_req /* We must use _sync so that this runs after the first deferred_probe run */ late_initcall_sync(acpi_gpio_handle_deferred_request_irqs);
-static const struct dmi_system_id run_edge_events_on_boot_blacklist[] = { +static const struct dmi_system_id gpiolib_acpi_quirks[] = { { /* * The Minix Neo Z83-4 has a micro-USB-B id-pin handler for @@ -1322,7 +1324,8 @@ static const struct dmi_system_id run_ed .matches = { DMI_MATCH(DMI_SYS_VENDOR, "MINIX"), DMI_MATCH(DMI_PRODUCT_NAME, "Z83-4"), - } + }, + .driver_data = (void *)QUIRK_NO_EDGE_EVENTS_ON_BOOT, }, { /* @@ -1334,15 +1337,23 @@ static const struct dmi_system_id run_ed .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Wortmann_AG"), DMI_MATCH(DMI_PRODUCT_NAME, "TERRA_PAD_1061"), - } + }, + .driver_data = (void *)QUIRK_NO_EDGE_EVENTS_ON_BOOT, }, {} /* Terminating entry */ };
static int acpi_gpio_setup_params(void) { + const struct dmi_system_id *id; + long quirks = 0; + + id = dmi_first_match(gpiolib_acpi_quirks); + if (id) + quirks = (long)id->driver_data; + if (run_edge_events_on_boot < 0) { - if (dmi_check_system(run_edge_events_on_boot_blacklist)) + if (quirks & QUIRK_NO_EDGE_EVENTS_ON_BOOT) run_edge_events_on_boot = 0; else run_edge_events_on_boot = 1;