diff options
| author | Sumit Gupta <sumitg@nvidia.com> | 2023-06-21 19:14:00 +0530 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2023-07-25 22:09:20 +0200 |
| commit | faafd6ca7e6e7100d21d3f43ec17674f36c9f843 (patch) | |
| tree | 832b68d3ac3ec640e08f346dcdc22423c441756f /drivers/memory | |
| parent | d1478aea649e739a0a0e4890cd8b049ae5d08c13 (diff) | |
| download | linux-faafd6ca7e6e7100d21d3f43ec17674f36c9f843.tar.gz | |
memory: tegra: make icc_set_bw return zero if BWMGR not supported
Return zero from icc_set_bw() to MC client driver if MRQ_BWMGR_INT
is not supported by the BPMP-FW. Currently, 'EINVAL' is returned
which causes error message in client drivers even when the platform
doesn't support scaling.
Fixes: 9365bf006f53 ("PCI: tegra194: Add interconnect support in Tegra234")
Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20230621134400.23070-5-sumitg@nvidia.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Diffstat (limited to 'drivers/memory')
| -rw-r--r-- | drivers/memory/tegra/tegra234.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/memory/tegra/tegra234.c b/drivers/memory/tegra/tegra234.c index 4469430aa5fbef..8fb83b39f5f5b1 100644 --- a/drivers/memory/tegra/tegra234.c +++ b/drivers/memory/tegra/tegra234.c @@ -827,7 +827,7 @@ static int tegra234_mc_icc_set(struct icc_node *src, struct icc_node *dst) return 0; if (!mc->bwmgr_mrq_supported) - return -EINVAL; + return 0; if (!mc->bpmp) { dev_err(mc->dev, "BPMP reference NULL\n"); @@ -874,7 +874,7 @@ static int tegra234_mc_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw, struct tegra_mc *mc = icc_provider_to_tegra_mc(p); if (!mc->bwmgr_mrq_supported) - return -EINVAL; + return 0; if (node->id == TEGRA_ICC_MC_CPU_CLUSTER0 || node->id == TEGRA_ICC_MC_CPU_CLUSTER1 || |