Re: [PATCH 2/3] arm64: dts: qcom: sm8150: add iommus to qups

2021-03-22 Thread Vinod Koul
On 20-03-21, 17:16, Caleb Connolly wrote: > Hi Vinod, > > On 16/03/2021 6:15 am, Vinod Koul wrote: > > On 10-03-21, 16:31, Caleb Connolly wrote: > >> Hook up the SMMU for doing DMA over i2c. Some peripherals like > >> touchscreens easily exceed 32-bytes per transfer, causing errors and > >>

Re: [PATCH 2/3] arm64: dts: qcom: sm8150: add iommus to qups

2021-03-20 Thread Caleb Connolly
Hi Vinod, On 16/03/2021 6:15 am, Vinod Koul wrote: > On 10-03-21, 16:31, Caleb Connolly wrote: >> Hook up the SMMU for doing DMA over i2c. Some peripherals like >> touchscreens easily exceed 32-bytes per transfer, causing errors and >> lockups without this. > Why not squash this to patch 1..? I

Re: [PATCH 2/3] arm64: dts: qcom: sm8150: add iommus to qups

2021-03-16 Thread Vinod Koul
On 10-03-21, 16:31, Caleb Connolly wrote: > Hook up the SMMU for doing DMA over i2c. Some peripherals like > touchscreens easily exceed 32-bytes per transfer, causing errors and > lockups without this. Why not squash this to patch 1..? > > Signed-off-by: Caleb Connolly > --- > Fixes i2c on the

Re: [PATCH 2/3] arm64: dts: qcom: sm8150: add iommus to qups

2021-03-15 Thread Bhupesh Sharma
Hello Caleb, Thanks for the patch. Some nitpicks inline: On Wed, 10 Mar 2021 at 22:02, Caleb Connolly wrote: > > Hook up the SMMU for doing DMA over i2c. Some peripherals like > touchscreens easily exceed 32-bytes per transfer, causing errors and > lockups without this. > > Signed-off-by: Caleb

[PATCH 2/3] arm64: dts: qcom: sm8150: add iommus to qups

2021-03-10 Thread Caleb Connolly
Hook up the SMMU for doing DMA over i2c. Some peripherals like touchscreens easily exceed 32-bytes per transfer, causing errors and lockups without this. Signed-off-by: Caleb Connolly --- Fixes i2c on the OnePlus 7, without this touching the screen with more than 4 fingers causes the device to