[PATCH v10 11/22] ACPI: platform_profile: Add name attribute to class interface

Mario Limonciello
2024-12-06T03:25:52Z

The name attribute shows the name of the associated platform profile
handler.

Tested-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
drivers/acpi/platform_profile.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)

diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c
index 11eb60b09bac4..49a8bd6e97ece 100644
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -25,8 +25,31 @@ static_assert(ARRAY_SIZE(profile_names) == PLATFORM_PROFILE_LAST);

static DEFINE_IDA(platform_profile_ida);

+/**
+ * name_show - Show the name of the profile handler
+ * @dev: The device
+ * @attr: The attribute
+ * @buf: The buffer to write to
+ *
+ * Return: The number of bytes written
+ */
+static ssize_t name_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct platform_profile_handler *handler = dev_get_drvdata(dev);
+
+ return sysfs_emit(buf, "%s\n", handler->name);
+}
+static DEVICE_ATTR_RO(name);
+
+static struct attribute *profile_attrs[] = {
+ &dev_attr_name.attr,
+ NULL
+};
+ATTRIBUTE_GROUPS(profile);
+
static const struct class platform_profile_class = {
.name = "platform-profile",
+ .dev_groups = profile_groups,
};

static ssize_t platform_profile_choices_show(struct device *dev,
--
2.43.0