Generate a modalias uevent for devices in the coreboot bus to allow
userspace to automatically load the corresponding modules.
Acked-by: Brian Norris <briannorris@xxxxxxxxxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx>
---
drivers/firmware/google/coreboot_table.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/firmware/google/coreboot_table.c b/drivers/firmware/google/coreboot_table.c
index 2a4469bf1b81..c1b9a9e8e8ed 100644
--- a/drivers/firmware/google/coreboot_table.c
+++ b/drivers/firmware/google/coreboot_table.c
@@ -53,11 +53,20 @@ static void coreboot_bus_remove(struct device *dev)
driver->remove(device);
}
+static int coreboot_bus_uevent(const struct device *dev, struct kobj_uevent_env *env)
+{
+ struct coreboot_device *device = CB_DEV(dev);
+ u32 tag = device->entry.tag;
+
+ return add_uevent_var(env, "MODALIAS=coreboot:t%08X", tag);
+}
+
static struct bus_type coreboot_bus_type = {
.name = "coreboot",
.match = coreboot_bus_match,
.probe = coreboot_bus_probe,
.remove = coreboot_bus_remove,
+ .uevent = coreboot_bus_uevent,
};
static void coreboot_device_release(struct device *dev)
--
2.43.0
