diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2021-02-06 03:54:34 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2021-02-11 04:49:54 +0300 |
| commit | 209ec1b8412971f84aa265cbf81672e01f28bbfc (patch) | |
| tree | af539a73a5005a0a14d0673c5dc6474f2af8c5b9 /drivers/gpu/drm/nouveau/nvkm/subdev/mc | |
| parent | a35047ba771461c3acef174445db35d3613d3c41 (diff) | |
| download | linux-209ec1b8412971f84aa265cbf81672e01f28bbfc.tar.xz | |
drm/nouveau/mc: use split type+inst when handling dev_top interrupts
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mc')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c index 92a6d23c6ae6..21c4af3f81d5 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c @@ -78,22 +78,29 @@ void nvkm_mc_intr(struct nvkm_device *device, bool *handled) { struct nvkm_mc *mc = device->mc; + struct nvkm_top *top = device->top; + struct nvkm_top_device *tdev; struct nvkm_subdev *subdev; const struct nvkm_mc_map *map; u32 stat, intr; - u64 subdevs; if (unlikely(!mc)) return; - intr = nvkm_mc_intr_stat(mc); - stat = nvkm_top_intr(device, intr, &subdevs); - while (subdevs) { - enum nvkm_devidx subidx = __ffs64(subdevs); - subdev = nvkm_device_subdev(device, subidx, 0); - if (subdev) - nvkm_subdev_intr(subdev); - subdevs &= ~BIT_ULL(subidx); + stat = intr = nvkm_mc_intr_stat(mc); + + if (top) { + list_for_each_entry(tdev, &top->device, head) { + if (tdev->intr >= 0 && (stat & BIT(tdev->intr))) { + subdev = nvkm_device_subdev(device, tdev->type, tdev->inst); + if (subdev) { + nvkm_subdev_intr(subdev); + stat &= ~BIT(tdev->intr); + if (!stat) + break; + } + } + } } for (map = mc->func->intr; map->stat; map++) { |