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gpiolib: acpi: Turn dmi_system_id table into a generic quirk table 

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>
alistair/sunxi64-5.5-dsi
Hans de Goede 2020-01-05 17:03:56 +01:00 committed by Linus Walleij
parent 36f2e7207f
commit 1ad1b54099
1 changed files with 15 additions and 4 deletions
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19
drivers/gpio/gpiolib-acpi.c
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@ -21,6 +21,8 @@
#include "gpiolib.h"
#include "gpiolib-acpi.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,
@ -1309,7 +1311,7 @@ static int acpi_gpio_handle_deferred_request_irqs(void)
/* 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
@ -1319,7 +1321,8 @@ static const struct dmi_system_id run_edge_events_on_boot_blacklist[] = {
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "MINIX"),
DMI_MATCH(DMI_PRODUCT_NAME, "Z83-4"),
}
},
.driver_data = (void *)QUIRK_NO_EDGE_EVENTS_ON_BOOT,
},
{
/*
@ -1331,15 +1334,23 @@ static const struct dmi_system_id run_edge_events_on_boot_blacklist[] = {
.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;