RE: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-06-07 Thread Lin, Wayne
linux.intel.com; jani.nik...@intel.com; imre.d...@intel.com; > Wentland, Harry ; Zuo, Jerry > ; sta...@vger.kernel.org > Subject: Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new > message > > My apologies for taking so long to reply to this. I'll be honest - the

Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-06-06 Thread Lyude Paul
My apologies for taking so long to reply to this. I'll be honest - the last MST fiasco seriously burned me out big time, and I had to take a big step back from working on MST for a while. Comments below On Wed, 2023-05-31 at 12:00 +0800, Wayne Lin wrote: > [Why] > The sequence for collecting down_

Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-05-31 Thread Alex Deucher
+ dri-devel On Wed, May 31, 2023 at 12:01 AM Wayne Lin wrote: > > [Why] > The sequence for collecting down_reply from source perspective should > be: > > Request_n->repeat (get partial reply of Request_n->clear message ready > flag to ack DPRX that the message is received) till all partial > repl

[PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-05-30 Thread Wayne Lin
[Why] The sequence for collecting down_reply from source perspective should be: Request_n->repeat (get partial reply of Request_n->clear message ready flag to ack DPRX that the message is received) till all partial replies for Request_n are received->new Request_n+1. Now there is chance that drm_

RE: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-04-21 Thread Lin, Wayne
t; Harry ; Zuo, Jerry ; > sta...@vger.kernel.org > Subject: Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new > message > > On Tue, Apr 18, 2023 at 02:09:05PM +0800, Wayne Lin wrote: > > [Why & How] > > The sequence for collecting down_reply/up_request from

RE: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-04-18 Thread Jani Nikula
April 18, 2023 4:53 PM >> To: Lin, Wayne ; dri-de...@lists.freedesktop.org; >> amd-gfx@lists.freedesktop.org >> Cc: ly...@redhat.com; imre.d...@intel.com; ville.syrj...@linux.intel.com; >> Wentland, Harry ; Zuo, Jerry >> ; Lin, Wayne ; >> sta...@vger.kernel.org >> Subject:

Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-04-18 Thread Jani Nikula
On Tue, 18 Apr 2023, Wayne Lin wrote: > [Why & How] > The sequence for collecting down_reply/up_request from source > perspective should be: > > Request_n->repeat (get partial reply of Request_n->clear message ready > flag to ack DPRX that the message is received) till all partial > replies for Re

Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-04-18 Thread Ville Syrjälä
On Tue, Apr 18, 2023 at 02:09:05PM +0800, Wayne Lin wrote: > [Why & How] > The sequence for collecting down_reply/up_request from source > perspective should be: > > Request_n->repeat (get partial reply of Request_n->clear message ready > flag to ack DPRX that the message is received) till all par

RE: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-04-18 Thread Lin, Wayne
op.org > Cc: ly...@redhat.com; imre.d...@intel.com; ville.syrj...@linux.intel.com; > Wentland, Harry ; Zuo, Jerry > ; Lin, Wayne ; > sta...@vger.kernel.org > Subject: Re: [PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new > message > > On Tue, 18 Apr 2023, Wayne Lin wrot

[PATCH] drm/dp_mst: Clear MSG_RDY flag before sending new message

2023-04-17 Thread Wayne Lin
[Why & How] The sequence for collecting down_reply/up_request from source perspective should be: Request_n->repeat (get partial reply of Request_n->clear message ready flag to ack DPRX that the message is received) till all partial replies for Request_n are received->new Request_n+1. While assemb