drm/nouveau/kms/nv04-nv4x: Use match_string() helper to simplify the code

match_string() returns the array index of a matching string.
Use it instead of the open-coded implementation.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
YueHaibing 2019-12-30 10:46:28 +08:00 • committed by Ben Skeggs
commit 2574c809d7