Re: [PATCH v4 2/3] iommu/arm-smmu-qcom: Read back stream mappings

2020-10-19 Thread Bjorn Andersson
On Mon 19 Oct 09:03 CDT 2020, Robin Murphy wrote: > On 2020-10-17 05:39, Bjorn Andersson wrote: > > The Qualcomm boot loader configures stream mapping for the peripherals > > that it accesses and in particular it sets up the stream mapping for the > > display controller to be allowed to scan out

Re: [PATCH v4 2/3] iommu/arm-smmu-qcom: Read back stream mappings

2020-10-19 Thread Robin Murphy
On 2020-10-17 05:39, Bjorn Andersson wrote: The Qualcomm boot loader configures stream mapping for the peripherals that it accesses and in particular it sets up the stream mapping for the display controller to be allowed to scan out a splash screen or EFI framebuffer. Read back the stream

[PATCH v4 2/3] iommu/arm-smmu-qcom: Read back stream mappings

2020-10-16 Thread Bjorn Andersson
The Qualcomm boot loader configures stream mapping for the peripherals that it accesses and in particular it sets up the stream mapping for the display controller to be allowed to scan out a splash screen or EFI framebuffer. Read back the stream mappings during initialization and make the