diff options
| author |   Thierry Reding <treding@nvidia.com> | 2021-06-03 18:46:24 +0200 |
|---|---|---|
| committer |   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> | 2021-06-03 21:50:43 +0200 |
| commit | 393d66fd2cacba3e6aa95d7bb38790bfb7b1cc3a (patch) | |
| tree | 2659dd600a48857c1e26d73acf7b3e2c35956cd2 /include/soc/tegra | |
| parent | memory: tegra: Split Tegra194 data into separate file (diff) | |
| download | linux-dev-393d66fd2cacba3e6aa95d7bb38790bfb7b1cc3a.tar.xz linux-dev-393d66fd2cacba3e6aa95d7bb38790bfb7b1cc3a.zip | |
memory: tegra: Implement SID override programming
Instead of programming all SID overrides during early boot, perform the
operation on-demand after the SMMU translations have been set up for a
device. This reuses data from device tree to match memory clients for a
device and programs the SID specified in device tree, which corresponds
to the SID used for the SMMU context banks for the device.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20210603164632.1000458-2-thierry.reding@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Diffstat (limited to 'include/soc/tegra')
| -rw-r--r-- | include/soc/tegra/mc.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h index 1bd5aed81868..e19c2504a14b 100644 --- a/include/soc/tegra/mc.h +++ b/include/soc/tegra/mc.h @@ -180,6 +180,7 @@ struct tegra_mc_ops { int (*suspend)(struct tegra_mc *mc); int (*resume)(struct tegra_mc *mc); irqreturn_t (*handle_irq)(int irq, void *data); + int (*probe_device)(struct tegra_mc *mc, struct device *dev); }; struct tegra_mc_soc { @@ -244,4 +245,6 @@ devm_tegra_memory_controller_get(struct device *dev) } #endif +int tegra_mc_probe_device(struct tegra_mc *mc, struct device *dev); + #endif /* __SOC_TEGRA_MC_H__ */ |