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drm/nouveau/pmu/gm20b: add msgqueue support

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gm20b PMU firmware is driven by a msgqueue, so connect relevant PMU
hooks to their msgqueue counterparts.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Alexandre Courbot 2017-02-10 16:29:01 +09:00 committed by Ben Skeggs
parent fc12745717
commit 937deb06d0
1 changed files with 17 additions and 2 deletions
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19
drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gm20b.c
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@ -20,15 +20,30 @@
* DEALINGS IN THE SOFTWARE.
*/
#include <engine/falcon.h>
#include <core/msgqueue.h>
#include "priv.h"
static void
gm20b_pmu_recv(struct nvkm_pmu *pmu)
{
nvkm_msgqueue_recv(pmu->queue);
}
static const struct nvkm_pmu_func
gm20b_pmu = {
.reset = gt215_pmu_reset,
.intr = gt215_pmu_intr,
.recv = gm20b_pmu_recv,
};
int
gm20b_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu)
{
return nvkm_pmu_new_(&gm20b_pmu, device, index, ppmu);
int ret;
ret = nvkm_pmu_new_(&gm20b_pmu, device, index, ppmu);
if (ret)
return ret;
return 0;
}