search for: nvkm_i2c_bus_release

Displaying 4 results from an estimated 4 matches for "nvkm_i2c_bus_release".

2018 Jul 17
2
[PATCH 4/5] drm/nouveau: Grab RPM ref when i2c bus is in use
...; > diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c > index 807a2b67bd64..1de48c990b80 100644 > --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c > +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c > @@ -119,18 +119,28 @@ nvkm_i2c_bus_release(struct nvkm_i2c_bus *bus) > BUS_TRACE(bus, "release"); > nvkm_i2c_pad_release(pad); > mutex_unlock(&bus->mutex); > + pm_runtime_put_autosuspend(pad->i2c->subdev.device->dev); > } > > int > nvkm_i2c_bus_acquire(struct...
2018 Jul 16
0
[PATCH 4/5] drm/nouveau: Grab RPM ref when i2c bus is in use
...ertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c index 807a2b67bd64..1de48c990b80 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c @@ -119,18 +119,28 @@ nvkm_i2c_bus_release(struct nvkm_i2c_bus *bus) BUS_TRACE(bus, "release"); nvkm_i2c_pad_release(pad); mutex_unlock(&bus->mutex); + pm_runtime_put_autosuspend(pad->i2c->subdev.device->dev); } int nvkm_i2c_bus_acquire(struct nvkm_i2c_bus *bus) { struct nvkm_i2c_pad *pad = bus->pa...
2018 Jul 17
0
[PATCH 4/5] drm/nouveau: Grab RPM ref when i2c bus is in use
...drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c > > index 807a2b67bd64..1de48c990b80 100644 > > --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c > > +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.c > > @@ -119,18 +119,28 @@ nvkm_i2c_bus_release(struct nvkm_i2c_bus *bus) > > BUS_TRACE(bus, "release"); > > nvkm_i2c_pad_release(pad); > > mutex_unlock(&bus->mutex); > > + pm_runtime_put_autosuspend(pad->i2c->subdev.device->dev); > > } > > > > in...
2018 Jul 16
9
[PATCH 0/5] drm/nouveau: Fix a lot of nasty RPM bugs and deadlocks
This fixes quite a number of runtime PM bugs I found that have been causing some pretty nasty issues such as: - Deadlocking on boot - Connector probing potentially not working while the GPU is in runtime suspend - i2c char dev not working while the GPU is in runtime suspend - aux char dev not working while the GPU is in runtime suspend There's definitely more parts of nouveau that need