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drm/nouveau/pmu: add nvkm_pmu_ctor() function

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Add a PMU constructor so implementations that extend the nvkm_pmu
structure can have all base members properly initialized.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Alexandre Courbot 2016-12-13 17:11:21 +09:00 committed by Ben Skeggs
parent 31214108ad
commit e72da6e04f
2 changed files with 14 additions and 5 deletions
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17
drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
View File

@ -129,15 +129,22 @@ nvkm_pmu = {
};
int
nvkm_pmu_new_(const struct nvkm_pmu_func *func, struct nvkm_device *device,
int index, struct nvkm_pmu **ppmu)
nvkm_pmu_ctor(const struct nvkm_pmu_func *func, struct nvkm_device *device,
int index, struct nvkm_pmu *pmu)
{
struct nvkm_pmu *pmu;
if (!(pmu = *ppmu = kzalloc(sizeof(*pmu), GFP_KERNEL)))
return -ENOMEM;
nvkm_subdev_ctor(&nvkm_pmu, device, index, &pmu->subdev);
pmu->func = func;
INIT_WORK(&pmu->recv.work, nvkm_pmu_recv);
init_waitqueue_head(&pmu->recv.wait);
return 0;
}
int
nvkm_pmu_new_(const struct nvkm_pmu_func *func, struct nvkm_device *device,
int index, struct nvkm_pmu **ppmu)
{
struct nvkm_pmu *pmu;
if (!(pmu = *ppmu = kzalloc(sizeof(*pmu), GFP_KERNEL)))
return -ENOMEM;
return nvkm_pmu_ctor(func, device, index, *ppmu);
}

2
drivers/gpu/drm/nouveau/nvkm/subdev/pmu/priv.h
View File

@ -4,6 +4,8 @@
#include <subdev/pmu.h>
#include <subdev/pmu/fuc/os.h>
int nvkm_pmu_ctor(const struct nvkm_pmu_func *, struct nvkm_device *,
int index, struct nvkm_pmu *);
int nvkm_pmu_new_(const struct nvkm_pmu_func *, struct nvkm_device *,
int index, struct nvkm_pmu **);