Commit 18b3f5ac authored by Mikko Perttunen's avatar Mikko Perttunen Committed by Thierry Reding

gpu: host1x: Don't fail on NULL bo physical address

Pinning a Host1x BO currently cannot fail and zero is a valid address
for a BO when IOMMU is enabled. To avoid false errors remove checks
for NULL BO physical addresses.

Fixes: 404bfb78 ("gpu: host1x: Add IOMMU support")
Signed-off-by: default avatarMikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: default avatarDmitry Osipenko <digetx@gmail.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 5771a8c0
...@@ -197,10 +197,6 @@ static unsigned int pin_job(struct host1x *host, struct host1x_job *job) ...@@ -197,10 +197,6 @@ static unsigned int pin_job(struct host1x *host, struct host1x_job *job)
} }
phys_addr = host1x_bo_pin(reloc->target.bo, &sgt); phys_addr = host1x_bo_pin(reloc->target.bo, &sgt);
if (!phys_addr) {
err = -EINVAL;
goto unpin;
}
job->addr_phys[job->num_unpins] = phys_addr; job->addr_phys[job->num_unpins] = phys_addr;
job->unpins[job->num_unpins].bo = reloc->target.bo; job->unpins[job->num_unpins].bo = reloc->target.bo;
...@@ -225,10 +221,6 @@ static unsigned int pin_job(struct host1x *host, struct host1x_job *job) ...@@ -225,10 +221,6 @@ static unsigned int pin_job(struct host1x *host, struct host1x_job *job)
} }
phys_addr = host1x_bo_pin(g->bo, &sgt); phys_addr = host1x_bo_pin(g->bo, &sgt);
if (!phys_addr) {
err = -EINVAL;
goto unpin;
}
if (!IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) && host->domain) { if (!IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) && host->domain) {
for_each_sg(sgt->sgl, sg, sgt->nents, j) for_each_sg(sgt->sgl, sg, sgt->nents, j)
......
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