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usb: typec: Send uevent for num_altmodes update 

Generate a change uevent when the "number_of_alternate_modes" sysfs file
for partners and plugs is updated by a port driver.

Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Benson Leung <bleung@chromium.org>
Signed-off-by: Prashant Malani <pmalani@chromium.org>
Link: https://lore.kernel.org/r/20210107034904.4112029-1-pmalani@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Prashant Malani 2021-01-06 19:49:04 -08:00 committed by Greg Kroah-Hartman
parent 41952a6601
commit 6c75c2bad3
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/typec/class.c
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@ -766,6 +766,7 @@ int typec_partner_set_num_altmodes(struct typec_partner *partner, int num_altmod
return ret; return ret;
sysfs_notify(&partner->dev.kobj, NULL, "number_of_alternate_modes"); sysfs_notify(&partner->dev.kobj, NULL, "number_of_alternate_modes");
kobject_uevent(&partner->dev.kobj, KOBJ_CHANGE);
return 0; return 0;
} }
@ -923,6 +924,7 @@ int typec_plug_set_num_altmodes(struct typec_plug *plug, int num_altmodes)
return ret; return ret;
sysfs_notify(&plug->dev.kobj, NULL, "number_of_alternate_modes"); sysfs_notify(&plug->dev.kobj, NULL, "number_of_alternate_modes");
kobject_uevent(&plug->dev.kobj, KOBJ_CHANGE);
return 0; return 0;
} }