diff options
| author | Nícolas F. R. A. Prado <nfraprado@collabora.com> | 2024-02-12 15:50:05 +0100 |
|---|---|---|
| committer | Tzung-Bi Shih <tzungbi@kernel.org> | 2024-02-17 01:53:05 +0100 |
| commit | c2b28f6806d2a26a8d46c0f02d4852bf9904929d (patch) | |
| tree | cda1110bbca04665e266c3303054578999c9dfec /drivers/firmware/google | |
| parent | firmware: coreboot: make coreboot_bus_type const (diff) | |
| download | linux-c2b28f6806d2a26a8d46c0f02d4852bf9904929d.tar.xz linux-c2b28f6806d2a26a8d46c0f02d4852bf9904929d.zip | |
firmware: coreboot: Generate modalias uevent for devices
Generate a modalias uevent for devices in the coreboot bus to allow
userspace to automatically load the corresponding modules.
Acked-by: Brian Norris <briannorris@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20240212-coreboot-mod-defconfig-v4-1-d14172676f6d@collabora.com
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Diffstat (limited to 'drivers/firmware/google')
| -rw-r--r-- | drivers/firmware/google/coreboot_table.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/firmware/google/coreboot_table.c b/drivers/firmware/google/coreboot_table.c index fcdc387ae7aa..234cebf376d9 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 const 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) |