On 11/12/20 16:09, Sylwester Nawrocki wrote: > > This patchset adds interconnect API support for the Exynos SoC "samsung, > exynos-bus" compatible devices, which already have their corresponding > exynos-bus driver in the devfreq subsystem. Complementing the devfreq > driver with an interconnect functionality allows to ensure the QoS > requirements of devices accessing the system memory (e.g. video processing > devices) are fulfilled and allows to avoid issues like the one discussed > in thread [1]. > > This patch series adds implementation of the interconnect provider per each > "samsung,exynos-bus" compatible DT node, with one interconnect node per > provider. The interconnect code which was previously added as a part of > the devfreq driver has been converted to a separate platform driver. > In the devfreq a corresponding virtual child platform device is registered. > Integration of devfreq and interconnect frameworks is achieved through > the PM QoS API. > > A sample interconnect consumer for exynos-mixer is added in patch 5/5, > it is currently added only for exynos4412 and allows to address the > mixer DMA underrun error issues [1]. Good work Sylwester! Thank you and all the reviewers! What would be the merge path for this patchset? Looks like there is no build dependency between patches. Should i take just patches 2,3 or also patch 1? Chanwoo? Thanks, Georgi
