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authorThierry Reding <treding@nvidia.com>2022-11-17 13:36:19 +0100
committerThierry Reding <treding@nvidia.com>2023-01-27 17:41:49 +0100
commit9026ba722360ce5fb72ff7bbc445c49dc9a736ac (patch)
treef9f68dac140e6e50f61498fc679c21cf497b3468 /drivers/gpu/host1x/context.c
parent900cd8f065de8d867bc436c1ba05873dc893f2cb (diff)
gpu: host1x: Use tegra_dev_iommu_get_stream_id()
Use the newly implemented tegra_dev_iommu_get_stream_id() helper to encapsulate and centralize the IOMMU stream ID access. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/host1x/context.c')
-rw-r--r--drivers/gpu/host1x/context.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/gpu/host1x/context.c b/drivers/gpu/host1x/context.c
index c8e7994c2c9c..8beedcf080ab 100644
--- a/drivers/gpu/host1x/context.c
+++ b/drivers/gpu/host1x/context.c
@@ -35,8 +35,6 @@ int host1x_memory_context_list_init(struct host1x *host1x)
cdl->len = err / 4;
for (i = 0; i < cdl->len; i++) {
- struct iommu_fwspec *fwspec;
-
ctx = &cdl->devs[i];
ctx->host = host1x;
@@ -70,14 +68,12 @@ int host1x_memory_context_list_init(struct host1x *host1x)
goto del_devices;
}
- fwspec = dev_iommu_fwspec_get(&ctx->dev);
- if (!fwspec || !device_iommu_mapped(&ctx->dev)) {
+ if (!tegra_dev_iommu_get_stream_id(&ctx->dev, &ctx->stream_id) ||
+ !device_iommu_mapped(&ctx->dev)) {
dev_err(host1x->dev, "Context device %d has no IOMMU!\n", i);
device_del(&ctx->dev);
goto del_devices;
}
-
- ctx->stream_id = fwspec->ids[0] & 0xffff;
}
return 0;