NACK/Cmnt: [SRU][J:linux-xilinx-zynqmp][PATCH 0/1] Fix DP not working on Kria boards with 1.04 firmware

Wei-Lin Chang weilin.chang at canonical.com
Fri Jun 13 10:12:14 UTC 2025


On Fri, Jun 13, 2025 at 11:39:18AM +0200, Edoardo Canepa wrote:
> Rejected for the following reasons:
> 
> [Where things could go wrong] section is missing

Thanks for catching that, I'll send a v2.

Wei-Lin Chang

> 
> On 13/06/25 11:30, Wei-Lin Chang wrote:
> > BugLink:https://bugs.launchpad.net/bugs/2114250
> > 
> > SRU Justification
> > 
> > [Impact]
> > 
> > * DP is not working after v1.04 firmware update on Xilinx Kria boards
> > 
> > [Fix]
> > 
> > * Clean cherry-pick from upstream
> > * be318d01a903: drm: xlnx: dp: Reset DisplayPort IP
> > 
> > 
> > [Test Plan]
> > 
> > * I hooked up a DP monitor to a KV260 with firmware v1.04 and Jammy
> > image installed, DP does not work before applying the patch, and works
> > after applying the patch.
> > 
> > Rohit Visavalia (1):
> >    drm: xlnx: dp: Reset DisplayPort IP
> > 
> >   drivers/gpu/drm/xlnx/zynqmp_dp.c | 4 ++++
> >   1 file changed, 4 insertions(+)
> > 








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