On Mon, Oct 05, 2020 at 03:01:52PM +0530, Manivannan Sadhasivam wrote: > For SM8250, we need to write the BDF to SID mapping in PCIe controller > register space for proper working. This is accomplished by extracting > the BDF and SID values from "iommu-map" property in DT and writing those > in the register address calculated from the hash value of BDF. In case > of collisions, the index of the next entry will also be written. > > For the sake of it, let's introduce a "config_sid" callback and do it > conditionally for SM8250. > > Signed-off-by: Manivannan Sadhasivam <[email protected]> > --- > drivers/pci/controller/dwc/Kconfig | 1 + > drivers/pci/controller/dwc/pcie-qcom.c | 138 +++++++++++++++++++++++++ > 2 files changed, 139 insertions(+)
Reviewed-by: Rob Herring <[email protected]>
