diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2023-12-07 14:03:14 -0400 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-12-12 10:18:51 +0100 |
| commit | bf9cd9fef9f15531680325f956f81317d46a159d (patch) | |
| tree | 6c9eeb518623fdd32f2f6254d5242281fc0eaaf0 /drivers/gpu/drm/nouveau/nvkm | |
| parent | cdbc723f2da11331bc92858da50dc7a7610ed9bd (diff) | |
iommu/tegra: Use tegra_dev_iommu_get_stream_id() in the remaining places
This API was defined to formalize the access to internal iommu details on
some Tegra SOCs, but a few callers got missed. Add them.
The helper already masks by 0xFFFF so remove this code from the callers.
Suggested-by: Thierry Reding <thierry.reding@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/7-v2-16e4def25ebb+820-iommu_fwspec_p1_jgg@nvidia.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp10b.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp10b.c index e7e8fdf3adab..29682722b0b3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp10b.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp10b.c @@ -28,19 +28,14 @@ static void gp10b_ltc_init(struct nvkm_ltc *ltc) { struct nvkm_device *device = ltc->subdev.device; - struct iommu_fwspec *spec; + u32 sid; nvkm_wr32(device, 0x17e27c, ltc->ltc_nr); nvkm_wr32(device, 0x17e000, ltc->ltc_nr); nvkm_wr32(device, 0x100800, ltc->ltc_nr); - spec = dev_iommu_fwspec_get(device->dev); - if (spec) { - u32 sid = spec->ids[0] & 0xffff; - - /* stream ID */ + if (tegra_dev_iommu_get_stream_id(device->dev, &sid)) nvkm_wr32(device, 0x160000, sid << 2); - } } static const struct nvkm_ltc_func |