Yisheng Xie
2018-May-21 11:57 UTC
[Nouveau] [PATCH 21/33] drm/nouveau: use match_string() helper
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 at redhat.com> Cc: David Airlie <airlied at linux.ie> Cc: dri-devel at lists.freedesktop.org Cc: nouveau at lists.freedesktop.org Signed-off-by: Yisheng Xie <xieyisheng1 at 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
Andy Shevchenko
2018-May-21 22:03 UTC
[Nouveau] [PATCH 21/33] drm/nouveau: use match_string() helper
On Mon, May 21, 2018 at 2:57 PM, Yisheng Xie <xieyisheng1 at huawei.com> wrote:> match_string() returns the index of an array for a matching string, > which can be used intead of open coded variant.> if (nouveau_tv_norm) {> + i = match_string(nv17_tv_norm_names, > + num_tv_norms, nouveau_tv_norm);Same comment for logical split, 2nd parameter looks better on the previous line.> + if (i >= 0) > + tv_enc->tv_norm = i; > + else > NV_WARN(drm, "Invalid TV norm setting \"%s\"\n", > nouveau_tv_norm);I would rather go with if (i < 0) NV_WARN else ...> }-- With Best Regards, Andy Shevchenko
Reasonably Related Threads
- [PATCH v2 11/21] drm/nouveau: use match_string() helper
- [PATCH -next] drm/nouveau/nv04: Use match_string() helper to simplify the code
- [PATCH] drm: nouveau: use match_string() helper to simplify the code
- [PATCH 21/33] drm/nouveau: use match_string() helper
- [PATCH] mm balloon: umount balloon_mnt when remove vb device