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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spamd-Result: default: False [-4.51 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns,suse.de:mid,suse.de:dkim]; DKIM_TRACE(0.00)[suse.de:+] X-Spam-Flag: NO X-Spam-Level: X-Rspamd-Queue-Id: 97B2021CDE X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Rspamd-Action: no action X-Spam-Score: -4.51 Hi Am 21.04.25 um 06:26 schrieb Nick Bowler: > Hi, > > I recently noticed that on current kernels I lose video output from > my Blackbird's AST2500 BMC after a reboot, which makes it difficult to > boot the system again (the video output will come on only after Linux > is booted again). > > With Linux 6.6 and earlier, there is no problem rebooting, everything > is fine. > > I bisected to this commit: > > ce3d99c8349584bc0fbe1e21918a3ea1155343aa is the first bad commit > commit ce3d99c8349584bc0fbe1e21918a3ea1155343aa > Author: Douglas Anderson > Date: Fri Sep 1 16:39:53 2023 -0700 > > drm: Call drm_atomic_helper_shutdown() at shutdown time for misc drivers > > This commit does not revert cleanly on 6.14, but I can easily undo > the changes this commit made to the ast driver, and this is enough > to restore working behaviour. > > Let me know if you need any more info! Would you be able to test a patch? Best regards Thomas > > Thanks, > Nick -- -- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Frankenstrasse 146, 90461 Nuernberg, Germany GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman HRB 36809 (AG Nuernberg)