Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-20 Thread Wang Yugui
Hi, > Hi > > Am 15.09.22 um 16:41 schrieb Wang Yugui: > > Hi, > > > >> Hi > >> > >> Am 14.09.22 um 16:58 schrieb Wang Yugui: > >> [...] > 24-bit works on my G200HE and G200 test machines. Maybe the G200ER has a > bug. > > When I try 16-bit depth, the display works, but is way

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-20 Thread Thomas Zimmermann
Hi Am 15.09.22 um 16:41 schrieb Wang Yugui: Hi, Hi Am 14.09.22 um 16:58 schrieb Wang Yugui: [...] 24-bit works on my G200HE and G200 test machines. Maybe the G200ER has a bug. When I try 16-bit depth, the display works, but is way too dark. No fiddling with the LUT tables fixes this. It's

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-15 Thread Wang Yugui
Hi, > Hi > > Am 14.09.22 um 16:58 schrieb Wang Yugui: > [...] > >> 24-bit works on my G200HE and G200 test machines. Maybe the G200ER has a > >> bug. > >> > >> When I try 16-bit depth, the display works, but is way too dark. No > >> fiddling with the LUT tables fixes this. It's 90s hardware, so

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-15 Thread Thomas Zimmermann
Hi Am 14.09.22 um 16:58 schrieb Wang Yugui: [...] 24-bit works on my G200HE and G200 test machines. Maybe the G200ER has a bug. When I try 16-bit depth, the display works, but is way too dark. No fiddling with the LUT tables fixes this. It's 90s hardware, so it should support 16-bit framebuff

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-14 Thread Wang Yugui
Hi, > Hi > > Am 14.09.22 um 16:58 schrieb Wang Yugui: > > Hi, > > > >> (cc: Jocelyn) > >> > >> Hi > >> > >> Am 14.09.22 um 10:29 schrieb Wang Yugui: > >>> Hi, > >>> > >>> > Hi > > Am 13.09.22 um 17:15 schrieb Wang Yugui: > [...] > >>> > >>> so I tried to revert patch

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-14 Thread Thomas Zimmermann
Hi Am 14.09.22 um 16:58 schrieb Wang Yugui: Hi, (cc: Jocelyn) Hi Am 14.09.22 um 10:29 schrieb Wang Yugui: Hi, Hi Am 13.09.22 um 17:15 schrieb Wang Yugui: [...] so I tried to revert patch of mgag200 driver in batch of 2 or 3, the I noticed the patch 'Subject: drm/mgag200: Remove specia

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-14 Thread Wang Yugui
Hi, > (cc: Jocelyn) > > Hi > > Am 14.09.22 um 10:29 schrieb Wang Yugui: > > Hi, > > > > > >> Hi > >> > >> Am 13.09.22 um 17:15 schrieb Wang Yugui: > >> [...] > > > > so I tried to revert patch of mgag200 driver in batch of 2 or 3, the I > > noticed the patch 'Subject: drm/mgag200: Re

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-14 Thread Thomas Zimmermann
(cc: Jocelyn) Hi Am 14.09.22 um 10:29 schrieb Wang Yugui: Hi, Hi Am 13.09.22 um 17:15 schrieb Wang Yugui: [...] so I tried to revert patch of mgag200 driver in batch of 2 or 3, the I noticed the patch 'Subject: drm/mgag200: Remove special case for G200SE with <2 MiB' and then tried this d

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-14 Thread Wang Yugui
Hi, > Hi > > Am 13.09.22 um 17:15 schrieb Wang Yugui: > [...] > >>> > >>> so I tried to revert patch of mgag200 driver in batch of 2 or 3, the I > >>> noticed the patch 'Subject: drm/mgag200: Remove special case for G200SE > >>> with <2 MiB' and then tried this dirty fix. > >> > >> Oh, great wor

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-14 Thread Thomas Zimmermann
Hi Am 13.09.22 um 17:15 schrieb Wang Yugui: [...] so I tried to revert patch of mgag200 driver in batch of 2 or 3, the I noticed the patch 'Subject: drm/mgag200: Remove special case for G200SE with <2 MiB' and then tried this dirty fix. Oh, great work! Thank you. From looking at the screensho

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-13 Thread Wang Yugui
Hi, > Hi > > Am 13.09.22 um 16:25 schrieb Wang Yugui: > > Hi, > > > >> Hi > >> > >> Am 07.09.22 um 06:16 schrieb Wang Yugui: > >>> Hi, > >>> > >>>> Am 02.09.22 um 07:52 schrieb Wang Yugui: > >&g

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-13 Thread Thomas Zimmermann
Hi Am 13.09.22 um 16:25 schrieb Wang Yugui: Hi, Hi Am 07.09.22 um 06:16 schrieb Wang Yugui: Hi, Am 02.09.22 um 07:52 schrieb Wang Yugui: Hi, mgag200 broken on kernel-6.0-rc3 on DELL/T620. See the attachementment file for the graph output. Thanks for reporting the bug. We recently

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-13 Thread Wang Yugui
Hi, > Hi > > Am 07.09.22 um 06:16 schrieb Wang Yugui: > > Hi, > > > >> Am 02.09.22 um 07:52 schrieb Wang Yugui: > >>> Hi, > >>> > >>> mgag200 broken on kernel-6.0-rc3 on DELL/T620. > >>> > >>> See the atta

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-13 Thread Thomas Zimmermann
Hi Am 07.09.22 um 06:16 schrieb Wang Yugui: Hi, Am 02.09.22 um 07:52 schrieb Wang Yugui: Hi, mgag200 broken on kernel-6.0-rc3 on DELL/T620. See the attachementment file for the graph output. Thanks for reporting the bug. We recently refactored some code of the driver. Can you bisect to

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-07 Thread Thomas Zimmermann
Hi Am 07.09.22 um 10:47 schrieb Wang Yugui: Hi, Am 07.09.22 um 09:38 schrieb Wang Yugui: Hi, Hi Am 07.09.22 um 06:16 schrieb Wang Yugui: Hi, Am 02.09.22 um 07:52 schrieb Wang Yugui: Hi, mgag200 broken on kernel-6.0-rc3 on DELL/T620. See the attachementment file for the graph output

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-07 Thread Wang Yugui
Hi, > Am 07.09.22 um 09:38 schrieb Wang Yugui: > > Hi, > > > > > >> Hi > >> > >> Am 07.09.22 um 06:16 schrieb Wang Yugui: > >>> Hi, > >>> > >>>> Am 02.09.22 um 07:52 schrieb Wang Yugui: > >&g

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-07 Thread Thomas Zimmermann
Hi Am 07.09.22 um 09:38 schrieb Wang Yugui: Hi, Hi Am 07.09.22 um 06:16 schrieb Wang Yugui: Hi, Am 02.09.22 um 07:52 schrieb Wang Yugui: Hi, mgag200 broken on kernel-6.0-rc3 on DELL/T620. See the attachementment file for the graph output. Thanks for reporting the bug. We recently

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-07 Thread Wang Yugui
Hi, > Hi > > Am 07.09.22 um 06:16 schrieb Wang Yugui: > > Hi, > > > >> Am 02.09.22 um 07:52 schrieb Wang Yugui: > >>> Hi, > >>> > >>> mgag200 broken on kernel-6.0-rc3 on DELL/T620. > >>> > >>> See the atta

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-06 Thread Thomas Zimmermann
Hi Am 07.09.22 um 06:16 schrieb Wang Yugui: Hi, Am 02.09.22 um 07:52 schrieb Wang Yugui: Hi, mgag200 broken on kernel-6.0-rc3 on DELL/T620. See the attachementment file for the graph output. Thanks for reporting the bug. We recently refactored some code of the driver. Can you bisect to

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-06 Thread Wang Yugui
Hi, > Am 02.09.22 um 07:52 schrieb Wang Yugui: > > Hi, > > > > mgag200 broken on kernel-6.0-rc3 on DELL/T620. > > > > See the attachementment file for the graph output. > > Thanks for reporting the bug. We recently refactored some code of the drive

Re: mgag200 broken on kernel-6.0-rc3 on DELL/T620

2022-09-04 Thread Thomas Zimmermann
Hi Am 02.09.22 um 07:52 schrieb Wang Yugui: Hi, mgag200 broken on kernel-6.0-rc3 on DELL/T620. See the attachementment file for the graph output. Thanks for reporting the bug. We recently refactored some code of the driver. Can you bisect to the change that introduced the problem? Best