aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/acpi
diff options
context:
space:
mode:
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2023-12-08 21:34:58 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2023-12-08 21:34:58 +0100
commit3814876467e7557ccb1eecc28cf7f68d029f445e (patch)
tree9955c500b9bd0aadc6bd97129aea19c6dd066e7d /drivers/acpi
parent8f0b960a42badda7a2781e8a33564624200debc9 (diff)
parent38dd7b72ef8046a3009ef384b711d4509de3d427 (diff)
downloadlinux-3814876467e7557ccb1eecc28cf7f68d029f445e.tar.gz
Merge back earlier acpi-utils material for v6.8.
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpi_lpss.c16
-rw-r--r--drivers/acpi/utils.c48
2 files changed, 4 insertions, 60 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 875de44961bf4..79f4fc7d68711 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -167,13 +167,9 @@ static struct pwm_lookup byt_pwm_lookup[] = {
static void byt_pwm_setup(struct lpss_private_data *pdata)
{
- u64 uid;
-
/* Only call pwm_add_table for the first PWM controller */
- if (acpi_dev_uid_to_integer(pdata->adev, &uid) || uid != 1)
- return;
-
- pwm_add_table(byt_pwm_lookup, ARRAY_SIZE(byt_pwm_lookup));
+ if (acpi_dev_uid_match(pdata->adev, 1))
+ pwm_add_table(byt_pwm_lookup, ARRAY_SIZE(byt_pwm_lookup));
}
#define LPSS_I2C_ENABLE 0x6c
@@ -218,13 +214,9 @@ static struct pwm_lookup bsw_pwm_lookup[] = {
static void bsw_pwm_setup(struct lpss_private_data *pdata)
{
- u64 uid;
-
/* Only call pwm_add_table for the first PWM controller */
- if (acpi_dev_uid_to_integer(pdata->adev, &uid) || uid != 1)
- return;
-
- pwm_add_table(bsw_pwm_lookup, ARRAY_SIZE(bsw_pwm_lookup));
+ if (acpi_dev_uid_match(pdata->adev, 1))
+ pwm_add_table(bsw_pwm_lookup, ARRAY_SIZE(bsw_pwm_lookup));
}
static const struct property_entry lpt_spi_properties[] = {
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 62944e35fcee2..3dbc5eea0e171 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -825,54 +825,6 @@ bool acpi_check_dsm(acpi_handle handle, const guid_t *guid, u64 rev, u64 funcs)
EXPORT_SYMBOL(acpi_check_dsm);
/**
- * acpi_dev_uid_match - Match device by supplied UID
- * @adev: ACPI device to match.
- * @uid2: Unique ID of the device.
- *
- * Matches UID in @adev with given @uid2.
- *
- * Returns:
- * - %true if matches.
- * - %false otherwise.
- */
-bool acpi_dev_uid_match(struct acpi_device *adev, const char *uid2)
-{
- const char *uid1 = acpi_device_uid(adev);
-
- return uid1 && uid2 && !strcmp(uid1, uid2);
-}
-EXPORT_SYMBOL_GPL(acpi_dev_uid_match);
-
-/**
- * acpi_dev_hid_uid_match - Match device by supplied HID and UID
- * @adev: ACPI device to match.
- * @hid2: Hardware ID of the device.
- * @uid2: Unique ID of the device, pass NULL to not check _UID.
- *
- * Matches HID and UID in @adev with given @hid2 and @uid2. Absence of @uid2
- * will be treated as a match. If user wants to validate @uid2, it should be
- * done before calling this function.
- *
- * Returns:
- * - %true if matches or @uid2 is NULL.
- * - %false otherwise.
- */
-bool acpi_dev_hid_uid_match(struct acpi_device *adev,
- const char *hid2, const char *uid2)
-{
- const char *hid1 = acpi_device_hid(adev);
-
- if (strcmp(hid1, hid2))
- return false;
-
- if (!uid2)
- return true;
-
- return acpi_dev_uid_match(adev, uid2);
-}
-EXPORT_SYMBOL(acpi_dev_hid_uid_match);
-
-/**
* acpi_dev_uid_to_integer - treat ACPI device _UID as integer
* @adev: ACPI device to get _UID from
* @integer: output buffer for integer