| commit | e3553be564d4b0d2f9223bb76b4b07834de421f1 | [log] [tgz] |
|---|---|---|
| author | Stephen Warren <swarren@nvidia.com> | Mon Oct 05 17:00:42 2015 -0600 |
| committer | Tom Warren <twarren@nvidia.com> | Thu Nov 12 09:21:05 2015 -0700 |
| tree | 98af1013d7a086ad6e6441635541e7ef97839888 | |
| parent | e4d73c33b5a3e1c2f9751b50ba193ab5c561fe31 [diff] |
pci: tegra: implement PCA enable workaround Tegra210's PCIe controller has a bug that requires the PCA (performance counter) feature to be enabled. If this isn't done, accesses to device configuration space will hang the chip for tens of seconds. Implement the workaround. Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Tom Warren <twarren@nvidia.com>