diff options
| author | Mark Brown <broonie@kernel.org> | 2015-09-04 17:16:39 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-09-04 17:16:39 +0100 |
| commit | 04782ca20a8ebb5acf0c35756a38964ae5ea7321 (patch) | |
| tree | ebf475793bb17444d3a1e21974617f27e8ff3a4b /drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c | |
| parent | d5b98eb12420ce856caaf57dc5256eedc56a3747 (diff) | |
| parent | 17649c90ff4c5246bb4babf6260029968a6d119d (diff) | |
Merge branch 'topic/smbus-block' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap into regmap-core
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c index 2006c445938d..4cf36a3aa814 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c @@ -332,9 +332,12 @@ static void nvkm_perfctx_dtor(struct nvkm_object *object) { struct nvkm_pm *ppm = (void *)object->engine; + struct nvkm_perfctx *ctx = (void *)object; + mutex_lock(&nv_subdev(ppm)->mutex); - nvkm_engctx_destroy(&ppm->context->base); - ppm->context = NULL; + nvkm_engctx_destroy(&ctx->base); + if (ppm->context == ctx) + ppm->context = NULL; mutex_unlock(&nv_subdev(ppm)->mutex); } @@ -355,12 +358,11 @@ nvkm_perfctx_ctor(struct nvkm_object *parent, struct nvkm_object *engine, mutex_lock(&nv_subdev(ppm)->mutex); if (ppm->context == NULL) ppm->context = ctx; - mutex_unlock(&nv_subdev(ppm)->mutex); - if (ctx != ppm->context) - return -EBUSY; + ret = -EBUSY; + mutex_unlock(&nv_subdev(ppm)->mutex); - return 0; + return ret; } struct nvkm_oclass |