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memory: tegra: Register SMMU after MC driver became ready 

Memory Controller driver invokes SMMU driver registration and MC's
registers mapping is shared with SMMU. This mapping goes away if MC
driver probing fails after SMMU registration.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Dmitry Osipenko 2018-05-08 19:55:30 +03:00 committed by Thierry Reding
parent 273d760060
commit 45a81df06e
1 changed files with 9 additions and 9 deletions
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18
drivers/memory/tegra/mc.c
View File

@ -672,15 +672,6 @@ static int tegra_mc_probe(struct platform_device *pdev)
return err;
}
if (IS_ENABLED(CONFIG_TEGRA_IOMMU_SMMU)) {
mc->smmu = tegra_smmu_probe(&pdev->dev, mc->soc->smmu, mc);
if (IS_ERR(mc->smmu)) {
dev_err(&pdev->dev, "failed to probe SMMU: %ld\n",
PTR_ERR(mc->smmu));
return PTR_ERR(mc->smmu);
}
}
err = tegra_mc_reset_setup(mc);
if (err < 0) {
dev_err(&pdev->dev, "failed to register reset controller: %d\n",
@ -706,6 +697,15 @@ static int tegra_mc_probe(struct platform_device *pdev)
return err;
}
if (IS_ENABLED(CONFIG_TEGRA_IOMMU_SMMU)) {
mc->smmu = tegra_smmu_probe(&pdev->dev, mc->soc->smmu, mc);
if (IS_ERR(mc->smmu)) {
dev_err(&pdev->dev, "failed to probe SMMU: %ld\n",
PTR_ERR(mc->smmu));
return PTR_ERR(mc->smmu);
}
}
return 0;
}