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Message-ID: <20241105153316.378-11-mario.limonciello@amd.com>
Date: Tue, 5 Nov 2024 09:33:06 -0600
From: Mario Limonciello <mario.limonciello@....com>
To: Hans de Goede <hdegoede@...hat.com>, Ilpo Järvinen
<ilpo.jarvinen@...ux.intel.com>
CC: "Rafael J . Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>,
Maximilian Luz <luzmaximilian@...il.com>, Lee Chun-Yi <jlee@...e.com>, "Shyam
Sundar S K" <Shyam-sundar.S-k@....com>, Corentin Chary
<corentin.chary@...il.com>, "Luke D . Jones" <luke@...nes.dev>, Ike Panhc
<ike.pan@...onical.com>, Henrique de Moraes Holschuh <hmh@....eng.br>,
"Alexis Belmonte" <alexbelm48@...il.com>, Uwe Kleine-König
<u.kleine-koenig@...gutronix.de>, Ai Chao <aichao@...inos.cn>, Gergo Koteles
<soyer@....hu>, open list <linux-kernel@...r.kernel.org>, "open list:ACPI"
<linux-acpi@...r.kernel.org>, "open list:MICROSOFT SURFACE PLATFORM PROFILE
DRIVER" <platform-driver-x86@...r.kernel.org>, "open list:THINKPAD ACPI
EXTRAS DRIVER" <ibm-acpi-devel@...ts.sourceforge.net>, Mark Pearson
<mpearson-lenovo@...ebb.ca>, Matthew Schwartz <matthew.schwartz@...ux.dev>,
Mario Limonciello <mario.limonciello@....com>
Subject: [PATCH v4 10/20] ACPI: platform_profile: Add name attribute to class interface
The name attribute shows the name of the associated platform profile
handler.
Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
drivers/acpi/platform_profile.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c
index f8e9dc9a10d54..986bd636be226 100644
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -25,8 +25,33 @@ static_assert(ARRAY_SIZE(profile_names) == PLATFORM_PROFILE_LAST);
static DEFINE_IDR(platform_profile_minor_idr);
+/**
+ * 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
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