[PATCH 21/33] drm/nouveau: use match_string() helper

Yisheng Xie
2018-05-21T12:12:49Z

match_string() returns the index of an array for a matching string,
which can be used intead of open coded variant.

Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: David Airlie <airlied@linux.ie>
Cc: dri-devel@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
---
drivers/gpu/drm/nouveau/dispnv04/tvnv17.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
index 6d99f11..a6b4c4a 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
@@ -644,14 +644,11 @@ static int nv17_tv_create_resources(struct drm_encoder *encoder,
int i;

if (nouveau_tv_norm) {
- for (i = 0; i < num_tv_norms; i++) {
- if (!strcmp(nv17_tv_norm_names[i], nouveau_tv_norm)) {
- tv_enc->tv_norm = i;
- break;
- }
- }
-
- if (i == num_tv_norms)
+ i = match_string(nv17_tv_norm_names,
+ num_tv_norms, nouveau_tv_norm);
+ if (i >= 0)
+ tv_enc->tv_norm = i;
+ else
NV_WARN(drm, "Invalid TV norm setting \"%s\"\n",
nouveau_tv_norm);
}
--
1.7.12.4