Re: [RFC PATCH 2/2] iommu: rockchip: Handle system-wide and runtime PM

2014-12-12 Thread Kevin Hilman
[+ Laurent Pinchart] Tomasz Figa tf...@chromium.org writes: On Thu, Dec 11, 2014 at 8:58 PM, Ulf Hansson ulf.hans...@linaro.org wrote: [...] @@ -988,11 +1107,28 @@ static int rk_iommu_probe(struct platform_device *pdev) return -ENXIO; } +

Re: [RFC PATCH 2/2] iommu: rockchip: Handle system-wide and runtime PM

2014-12-12 Thread Kevin Hilman
Tomasz Figa tf...@chromium.org writes: [...] We have a power domain, which contains an IOMMU and an IP block, which can do bus transactions through that IOMMU. Of course the IP block is not aware of the IOMMU, because this is just an integration detail and on other platforms using the same

Re: [RFC PATCH 2/2] iommu: rockchip: Handle system-wide and runtime PM

2014-12-18 Thread Kevin Hilman
PM Ulf Hansson wrote: On 11 December 2014 at 16:31, Kevin Hilman wrote: Tomasz Figa tf...@chromium.org writes: On Thu, Dec 11, 2014 at 8:58 PM, Ulf Hansson wrote: [...] @@ -988,11 +1107,28 @@ static int rk_iommu_probe(struct platform_device *pdev) return -ENXIO