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authorThierry Reding <treding@nvidia.com>2025-07-29 16:28:02 +0200
committerThierry Reding <treding@nvidia.com>2025-09-15 18:28:09 +0200
commit6131690df4adae33e01c0b51b9b78b3e8ed3b76f (patch)
tree5190c0554ff678328beb522b500f0750004b4c9e
parent8f5ae30d69d7543eee0d70083daf4de8fe15d585 (diff)
firmware: tegra: Do not warn on missing memory-region property
The IPC shared memory can reside in system memory or SRAM. In the latter case the memory-region property is expected not to be present, so do not warn about it. Reported-by: Jonathan Hunter <jonathanh@nvidia.com> Fixes: dbe4efea38d0 ("firmware: tegra: bpmp: Use of_reserved_mem_region_to_resource() for "memory-region"") Signed-off-by: Thierry Reding <treding@nvidia.com>
-rw-r--r--drivers/firmware/tegra/bpmp-tegra186.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/firmware/tegra/bpmp-tegra186.c b/drivers/firmware/tegra/bpmp-tegra186.c
index 7cfc5fdfa49d..64863db7a715 100644
--- a/drivers/firmware/tegra/bpmp-tegra186.c
+++ b/drivers/firmware/tegra/bpmp-tegra186.c
@@ -198,7 +198,10 @@ static int tegra186_bpmp_dram_init(struct tegra_bpmp *bpmp)
err = of_reserved_mem_region_to_resource(bpmp->dev->of_node, 0, &res);
if (err < 0) {
- dev_warn(bpmp->dev, "failed to parse memory region: %d\n", err);
+ if (err != -ENODEV)
+ dev_warn(bpmp->dev,
+ "failed to parse memory region: %d\n", err);
+
return err;
}