On Thu, Sep 05, 2019 at 10:28:16AM +0100, Lee Jones wrote: > On Thu, 05 Sep 2019, Wolfram Sang wrote: > > > > > > Fixes: 8bc529b25354 ("soc: qcom: geni: Add support for ACPI") > > > > Are you sure? From visual inspection, I don't see a correlation between > > this commit and the fix here. > > This patch should have been part of the commit, or at the very least, > part of the set, alluded to above. Unfortunately, I was carrying > Bjorn's hack which simply returned early from geni_se_rx_dma_prep() > with an error, so it masked the issue. I still don't see why this basic ACPI enabling code (not touching DMA but only clocks and pinctrl) causes and additional handling for DMA. Am I overlooking something obvious?