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authorThierry Reding <treding@nvidia.com>2021-06-03 18:46:24 +0200
committerKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>2021-06-03 21:50:43 +0200
commit393d66fd2cacba3e6aa95d7bb38790bfb7b1cc3a (patch)
tree2659dd600a48857c1e26d73acf7b3e2c35956cd2 /include/soc/tegra
parent8fd9f632ba93c0291a73be25ddd3f22631cd1052 (diff)
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.h3
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__ */