diff options
Diffstat (limited to 'target/linux/cns3xxx/patches-4.14/130-Extend-PCIE_BUS_PEER2PEER-to-set-MRSS-128-to-fix-CNS3xxx-BM-DMA..patch')
| -rw-r--r-- | target/linux/cns3xxx/patches-4.14/130-Extend-PCIE_BUS_PEER2PEER-to-set-MRSS-128-to-fix-CNS3xxx-BM-DMA..patch | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/target/linux/cns3xxx/patches-4.14/130-Extend-PCIE_BUS_PEER2PEER-to-set-MRSS-128-to-fix-CNS3xxx-BM-DMA..patch b/target/linux/cns3xxx/patches-4.14/130-Extend-PCIE_BUS_PEER2PEER-to-set-MRSS-128-to-fix-CNS3xxx-BM-DMA..patch deleted file mode 100644 index ef7da9fe23..0000000000 --- a/target/linux/cns3xxx/patches-4.14/130-Extend-PCIE_BUS_PEER2PEER-to-set-MRSS-128-to-fix-CNS3xxx-BM-DMA..patch +++ /dev/null @@ -1,23 +0,0 @@ ---- a/drivers/pci/probe.c -+++ b/drivers/pci/probe.c -@@ -2309,7 +2309,8 @@ static void pcie_write_mrrs(struct pci_d - /* In the "safe" case, do not configure the MRRS. There appear to be - * issues with setting MRRS to 0 on a number of devices. - */ -- if (pcie_bus_config != PCIE_BUS_PERFORMANCE) -+ if (pcie_bus_config != PCIE_BUS_PERFORMANCE && -+ pcie_bus_config != PCIE_BUS_PEER2PEER) - return; - - /* For Max performance, the MRRS must be set to the largest supported ---- a/include/linux/pci.h -+++ b/include/linux/pci.h -@@ -847,7 +847,7 @@ enum pcie_bus_config_types { - PCIE_BUS_DEFAULT, /* ensure MPS matches upstream bridge */ - PCIE_BUS_SAFE, /* use largest MPS boot-time devices support */ - PCIE_BUS_PERFORMANCE, /* use MPS and MRRS for best performance */ -- PCIE_BUS_PEER2PEER, /* set MPS = 128 for all devices */ -+ PCIE_BUS_PEER2PEER, /* set MPS and MRSS to 128 for all devices */ - }; - - extern enum pcie_bus_config_types pcie_bus_config; |