other versions
| DEVRES_RELEASE(9) | Driver Basics | DEVRES_RELEASE(9) |
NAME¶
devres_release - Find a device resource and destroy it, calling release
SYNOPSIS¶
int devres_release(struct device * dev, dr_release_t release, dr_match_t match, void * match_data);
ARGUMENTS¶
dev
Device to find resource from
release
Look for resources associated with this release
function
match
Match function (optional)
match_data
Data for the match function
DESCRIPTION¶
Find the latest devres of dev associated with release and for which match returns 1. If match is NULL, it's considered to match all. If found, the resource is removed atomically, the release function called and the resource freed.
RETURN¶
0 if devres is found and freed, -ENOENT if not found.
COPYRIGHT¶
| January 2017 | Kernel Hackers Manual 4.8. |