Hi, On Thu, Apr 23, 2020 at 09:26:01PM -0400, Rodrigo Siqueira wrote: > A couple of months ago, I updated and re-submitted a patchset made by > Brian Starkey and Liviu Dudau for adding a writeback connectors test to > IGT. It is important to highlight that DRM already have writeback > connectors support, which is a way to expose in DRM the hardware > functionality from display engines that allows writing back into memory > the result of the DE's composition of supported planes. > > After I resubmitted the patchset, Simon Ser provides a long and detailed > review for all of the patches (thanks Simon). Additionally, Maxime > Ripard tested the previous series in an ARM32 architecture and provided > his feedback for making this patchset portable (thanks Maxime). I > finally had time to go through all the details and prepare this new > version. Follows some notes: > > 1. Patchset author > > Brian Starkey is the original author of this patchset, and I'm just > trying to upstream his changes. Note that during this patch submission, > the mail server from google going to overwrite Brian's mail by mine; > this happens on the mail server side for avoiding malicious users to > send emails as someone else. Note that I could spend time figuring out > how to fix it, but I think this is not worth since I can fix it during > the merge process (if it got accepted). > > 2. Drop the clone commits from the series > > After Simon's review, we decided to drop the last two patches of the > original series since it was related to cloning output, and VKMS does > not support it yet. However, after we finish with this series, I can try > to take a look at this feature or maybe propose it as a GSoC/Outreachy > project. > > Most of the changes happened in the second patch. > > 3. Cross-platform improvements I just tested it on top of current master (d095827a) on an RPi running in 32bits, it works like a charm. Tested-by: Maxime Ripard <mripard@xxxxxxxxxx> Thanks! Maxime
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