diff options
| author | Sudeep Holla <sudeep.holla@arm.com> | 2025-01-31 14:18:22 +0000 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@arm.com> | 2025-02-03 10:50:11 +0000 |
| commit | d069c33f5ce2fe8f13489ba396080fcf28c10f60 (patch) | |
| tree | dc09f4b6a87f225b0c37d7835f77965b1d5b7a0d | |
| parent | feaea74fd697231e1a75d1cc4cf07a6e4f1d99c6 (diff) | |
firmware: arm_scmi: Emit modalias for SCMI devices
In order to enable libkmod lookups for SCMI device objects to their
corresponding module, add 'modalias' to the base attribute of SCMI
devices.
Message-Id: <20250131141822.514342-3-sudeep.holla@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
| -rw-r--r-- | drivers/firmware/arm_scmi/bus.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c index 862dd34eca62..7af01664ce7e 100644 --- a/drivers/firmware/arm_scmi/bus.c +++ b/drivers/firmware/arm_scmi/bus.c @@ -287,6 +287,17 @@ static int scmi_device_uevent(const struct device *dev, struct kobj_uevent_env * scmi_dev->name); } +static ssize_t modalias_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct scmi_device *scmi_dev = to_scmi_dev(dev); + + return sysfs_emit(buf, SCMI_UEVENT_MODALIAS_FMT, + dev_name(&scmi_dev->dev), scmi_dev->protocol_id, + scmi_dev->name); +} +static DEVICE_ATTR_RO(modalias); + static ssize_t protocol_id_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -308,6 +319,7 @@ static DEVICE_ATTR_RO(name); static struct attribute *scmi_device_attributes_attrs[] = { &dev_attr_protocol_id.attr, &dev_attr_name.attr, + &dev_attr_modalias.attr, NULL, }; ATTRIBUTE_GROUPS(scmi_device_attributes); |