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authorRaag Jadav <raag.jadav@intel.com>2023-11-23 11:06:14 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2023-12-06 18:02:37 +0100
commitb2b32a1738815155d4a0039bb7a6092d40f23e81 (patch)
tree6a350e0af35628acbd525a473544be20c1a03ebd
parentACPI: bus: update acpi_dev_uid_match() to support multiple types (diff)
downloadlinux-b2b32a1738815155d4a0039bb7a6092d40f23e81.tar.xz
linux-b2b32a1738815155d4a0039bb7a6092d40f23e81.zip
ACPI: bus: update acpi_dev_hid_uid_match() to support multiple types
Now that we have _UID matching support for both integer and string types, we can support them into acpi_dev_hid_uid_match() helper as well. Signed-off-by: Raag Jadav <raag.jadav@intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
-rw-r--r--drivers/acpi/utils.c29
-rw-r--r--include/acpi/acpi_bus.h24
-rw-r--r--include/linux/acpi.h7
3 files changed, 24 insertions, 36 deletions
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index fe7e850c6479..03f6de9a0807 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -825,35 +825,6 @@ bool acpi_check_dsm(acpi_handle handle, const guid_t *guid, u64 rev, u64 funcs)
EXPORT_SYMBOL(acpi_check_dsm);
/**
- * 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
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 4bde0b417476..aae31552c574 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -764,9 +764,15 @@ static inline bool acpi_device_can_poweroff(struct acpi_device *adev)
adev->power.states[ACPI_STATE_D3_HOT].flags.explicit_set);
}
-bool acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2);
int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer);
+static inline bool acpi_dev_hid_match(struct acpi_device *adev, const char *hid2)
+{
+ const char *hid1 = acpi_device_hid(adev);
+
+ return hid1 && hid2 && !strcmp(hid1, hid2);
+}
+
static inline bool acpi_str_uid_match(struct acpi_device *adev, const char *uid2)
{
const char *uid1 = acpi_device_uid(adev);
@@ -807,6 +813,22 @@ static inline bool acpi_int_uid_match(struct acpi_device *adev, u64 uid2)
/* Treat as an integer otherwise */ \
default: acpi_int_uid_match)(adev, uid2)
+/**
+ * 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 0 or 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 0 or NULL, %false otherwise.
+ */
+#define acpi_dev_hid_uid_match(adev, hid2, uid2) \
+ (acpi_dev_hid_match(adev, hid2) && \
+ (!(uid2) || acpi_dev_uid_match(adev, uid2)))
+
void acpi_dev_clear_dependencies(struct acpi_device *supplier);
bool acpi_dev_ready_for_enumeration(const struct acpi_device *device);
struct acpi_device *acpi_dev_get_next_consumer_dev(struct acpi_device *supplier,
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 2abe81f074de..75274585656c 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -758,6 +758,7 @@ const char *acpi_get_subsystem_id(acpi_handle handle);
/* Get rid of the -Wunused-variable for adev */
#define acpi_dev_uid_match(adev, uid2) (adev && false)
+#define acpi_dev_hid_uid_match(adev, hid2, uid2) (adev && false)
#include <acpi/acpi_numa.h>
@@ -775,12 +776,6 @@ static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv)
struct acpi_device;
-static inline bool
-acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2)
-{
- return false;
-}
-
static inline int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer)
{
return -ENODEV;