tegra186_mc_client_sid_override() is protected under CONFIG_IOMMU_API. Call to this function is being made from tegra186_mc_resume() without any protection which is leading to build failure when CONFIG_IOMMU_API is not set. Fix this by protecting SID override function call from tegra186_mc_resume() under CONFIG_IOMMU_API. Fixes: fe3b082a6eb8 ("memory: tegra: Add SID override programming for MC clients") Signed-off-by: Ashish Mhetre <amhetre@xxxxxxxxxx> --- drivers/memory/tegra/tegra186.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/memory/tegra/tegra186.c b/drivers/memory/tegra/tegra186.c index d1f1dfb42716..0ff014a9d3cd 100644 --- a/drivers/memory/tegra/tegra186.c +++ b/drivers/memory/tegra/tegra186.c @@ -141,6 +141,7 @@ static int tegra186_mc_probe_device(struct tegra_mc *mc, struct device *dev) static int tegra186_mc_resume(struct tegra_mc *mc) { +#if IS_ENABLED(CONFIG_IOMMU_API) unsigned int i; for (i = 0; i < mc->soc->num_clients; i++) { @@ -148,6 +149,7 @@ static int tegra186_mc_resume(struct tegra_mc *mc) tegra186_mc_client_sid_override(mc, client, client->sid); } +#endif return 0; } -- 2.17.1