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On Mon, Jul 27, 2020 at 3:46 PM Mauro Rossi <issor.oruam@xxxxxxxxx> wrote:
>
>
>
> On Mon, Jul 27, 2020 at 8:31 PM Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
>>
>> On Sun, Jul 26, 2020 at 11:31 AM Mauro Rossi <issor.oruam@xxxxxxxxx> wrote:
>> >
>> > Hello,
>> >
>> > On Fri, Jul 24, 2020 at 8:31 PM Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
>> >>
>> >> On Wed, Jul 22, 2020 at 3:57 AM Mauro Rossi <issor.oruam@xxxxxxxxx> wrote:
>> >> >
>> >> > Hello,
>> >> > re-sending and copying full DL
>> >> >
>> >> > On Wed, Jul 22, 2020 at 4:51 AM Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
>> >> >>
>> >> >> On Mon, Jul 20, 2020 at 6:00 AM Mauro Rossi <issor.oruam@xxxxxxxxx> wrote:
>> >> >> >
>> >> >> > Hi Christian,
>> >> >> >
>> >> >> > On Mon, Jul 20, 2020 at 11:00 AM Christian König
>> >> >> > <ckoenig.leichtzumerken@xxxxxxxxx> wrote:
>> >> >> > >
>> >> >> > > Hi Mauro,
>> >> >> > >
>> >> >> > > I'm not deep into the whole DC design, so just some general high level
>> >> >> > > comments on the cover letter:
>> >> >> > >
>> >> >> > > 1. Please add a subject line to the cover letter, my spam filter thinks
>> >> >> > > that this is suspicious otherwise.
>> >> >> >
>> >> >> > My mistake in the editing of covert letter with git send-email,
>> >> >> > I may have forgot to keep the Subject at the top
>> >> >> >
>> >> >> > >
>> >> >> > > 2. Then you should probably note how well (badly?) is that tested. Since
>> >> >> > > you noted proof of concept it might not even work.
>> >> >> >
>> >> >> > The Changelog is to be read as:
>> >> >> >
>> >> >> > [RFC] was the initial Proof of concept was the RFC and [PATCH v2] was
>> >> >> > just a rebase onto amd-staging-drm-next
>> >> >> >
>> >> >> > this series [PATCH v3] has all the known changes required for DCE6 specificity
>> >> >> > and based on a long offline thread with Alexander Deutcher and past
>> >> >> > dri-devel chats with Harry Wentland.
>> >> >> >
>> >> >> > It was tested for my possibilities of testing with HD7750 and HD7950,
>> >> >> > with checks in dmesg output for not getting "missing registers/masks"
>> >> >> > kernel WARNING
>> >> >> > and with kernel build on Ubuntu 20.04 and with android-x86
>> >> >> >
>> >> >> > The proposal I made to Alex is that AMD testing systems will be used
>> >> >> > for further regression testing,
>> >> >> > as part of review and validation for eligibility to amd-staging-drm-next
>> >> >> >
>> >> >>
>> >> >> We will certainly test it once it lands, but presumably this is
>> >> >> working on the SI cards you have access to?
>> >> >
>> >> >
>> >> > Yes, most of my testing was done with android-x86  Android CTS (EGL, GLES2, GLES3, VK)
>> >> >
>> >> > I am also in contact with a person with Firepro W5130M who is running a piglit session
>> >> >
>> >> > I had bought an HD7850 to test with Pitcairn, but it arrived as defective so I could not test with Pitcair
>> >> >
>> >> >
>> >> >>
>> >> >> > >
>> >> >> > > 3. How feature complete (HDMI audio?, Freesync?) is it?
>> >> >> >
>> >> >> > All the changes in DC impacting DCE8 (dc/dce80 path) were ported to
>> >> >> > DCE6 (dc/dce60 path) in the last two years from initial submission
>> >> >> >
>> >> >> > >
>> >> >> > > Apart from that it looks like a rather impressive piece of work :)
>> >> >> > >
>> >> >> > > Cheers,
>> >> >> > > Christian.
>> >> >> >
>> >> >> > Thanks,
>> >> >> > please consider that most of the latest DCE6 specific parts were
>> >> >> > possible due to recent Alex support in getting the correct DCE6
>> >> >> > headers,
>> >> >> > his suggestions and continuous feedback.
>> >> >> >
>> >> >> > I would suggest that Alex comments on the proposed next steps to follow.
>> >> >>
>> >> >> The code looks pretty good to me.  I'd like to get some feedback from
>> >> >> the display team to see if they have any concerns, but beyond that I
>> >> >> think we can pull it into the tree and continue improving it there.
>> >> >> Do you have a link to a git tree I can pull directly that contains
>> >> >> these patches?  Is this the right branch?
>> >> >> https://github.com/maurossi/linux/commits/kernel-5.8rc4_si_next
>> >> >>
>> >> >> Thanks!
>> >> >>
>> >> >> Alex
>> >> >
>> >> >
>> >> > The following branch was pushed with the series on top of amd-staging-drm-next
>> >> >
>> >> > https://github.com/maurossi/linux/commits/kernel-5.6_si_drm-next
>> >>
>> >> I gave this a quick test on all of the SI asics and the various
>> >> monitors I had available and it looks good.  A few minor patches I
>> >> noticed are attached.  If they look good to you, I'll squash them into
>> >> the series when I commit it.  I've pushed it to my fdo tree as well:
>> >> https://cgit.freedesktop.org/~agd5f/linux/log/?h=si_dc_support
>> >>
>> >> Thanks!
>> >>
>> >> Alex
>> >
>> >
>> > The new patches are ok and with the following infomation about piglit tests,
>> > the series may be good to go.
>> >
>> > I have performed piglit tests on Tahiti HD7950 on kernel 5.8.0-rc6 with AMD DC support for SI
>> > and comparison with vanilla kernel 5.8.0-rc6
>> >
>> > Results are the following
>> >
>> > [piglit gpu tests with kernel 5.8.0-rc6-amddcsi]
>> >
>> > utente@utente-desktop:~/piglit$ ./piglit run gpu .
>> > [26714/26714] skip: 1731, pass: 24669, warn: 15, fail: 288, crash: 11
>> > Thank you for running Piglit!
>> > Results have been written to /home/utente/piglit
>> >
>> > [piglit gpu tests with vanilla 5.8.0-rc6]
>> >
>> > utente@utente-desktop:~/piglit$ ./piglit run gpu .
>> > [26714/26714] skip: 1731, pass: 24673, warn: 13, fail: 283, crash: 14
>> > Thank you for running Piglit!
>> > Results have been written to /home/utente/piglit
>> >
>> > In the attachment the comparison of "5.8.0-rc6-amddcsi" vs "5.8.0-rc6" vanilla
>> > and viceversa, I see no significant regression and in the delta of failed tests I don't recognize DC related test cases,
>> > but you may also have a look.
>>
>> Looks good to me.  The series is:
>> Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
>
>
> Thank you Alex for review and the help in finalizing the series
> and to Harry who initially encouraged me and provided the feedbacks to previous v2 series
>

Thanks for sticking with this!

>
>>
>>
>> >
>> > dmesg for "5.8.0-rc6-amddcsi" is also provide the check the crashes
>> >
>> > Regarding the other user testing the series with Firepro W5130M
>> > he found an already existing issue in amdgpu si_support=1 which is independent from my series and matches a problem alrady reported. [1]
>> >
>>
>> amdgpu does not currently implement GPU reset support for SI.
>>
>> Alex
>
>
> If you have in the plans to add support and prevent those crashes,
> the user would be glad to be available for glxgears and piglit testing on Firepro W5130M

Initial patch here:
https://patchwork.freedesktop.org/patch/380648/

Alex

>
> Please let me know
>
> Mauro
>
>>
>>
>> > Mauro
>> >
>> > [1] https://bbs.archlinux.org/viewtopic.php?id=249097
>> >
>> >>
>> >>
>> >> >
>> >> >>
>> >> >>
>> >> >> >
>> >> >> > Mauro
>> >> >> >
>> >> >> > >
>> >> >> > > Am 16.07.20 um 23:22 schrieb Mauro Rossi:
>> >> >> > > > The series adds SI support to AMD DC
>> >> >> > > >
>> >> >> > > > Changelog:
>> >> >> > > >
>> >> >> > > > [RFC]
>> >> >> > > > Preliminar Proof Of Concept, with DCE8 headers still used in dce60_resources.c
>> >> >> > > >
>> >> >> > > > [PATCH v2]
>> >> >> > > > Rebase on amd-staging-drm-next dated 17-Oct-2018
>> >> >> > > >
>> >> >> > > > [PATCH v3]
>> >> >> > > > Add support for DCE6 specific headers,
>> >> >> > > > ad hoc DCE6 macros, funtions and fixes,
>> >> >> > > > rebase on current amd-staging-drm-next
>> >> >> > > >
>> >> >> > > >
>> >> >> > > > Commits [01/27]..[08/27] SI support added in various DC components
>> >> >> > > >
>> >> >> > > > [PATCH v3 01/27] drm/amdgpu: add some required DCE6 registers (v6)
>> >> >> > > > [PATCH v3 02/27] drm/amd/display: add asics info for SI parts
>> >> >> > > > [PATCH v3 03/27] drm/amd/display: dc/dce: add initial DCE6 support (v9b)
>> >> >> > > > [PATCH v3 04/27] drm/amd/display: dc/core: add SI/DCE6 support (v2)
>> >> >> > > > [PATCH v3 05/27] drm/amd/display: dc/bios: add support for DCE6
>> >> >> > > > [PATCH v3 06/27] drm/amd/display: dc/gpio: add support for DCE6 (v2)
>> >> >> > > > [PATCH v3 07/27] drm/amd/display: dc/irq: add support for DCE6 (v4)
>> >> >> > > > [PATCH v3 08/27] drm/amd/display: amdgpu_dm: add SI support (v4)
>> >> >> > > >
>> >> >> > > > Commits [09/27]..[24/27] DCE6 specific code adaptions
>> >> >> > > >
>> >> >> > > > [PATCH v3 09/27] drm/amd/display: dc/clk_mgr: add support for SI parts (v2)
>> >> >> > > > [PATCH v3 10/27] drm/amd/display: dc/dce60: set max_cursor_size to 64
>> >> >> > > > [PATCH v3 11/27] drm/amd/display: dce_audio: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 12/27] drm/amd/display: dce_dmcu: add DCE6 specific macros
>> >> >> > > > [PATCH v3 13/27] drm/amd/display: dce_hwseq: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 14/27] drm/amd/display: dce_ipp: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 15/27] drm/amd/display: dce_link_encoder: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 16/27] drm/amd/display: dce_mem_input: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 17/27] drm/amd/display: dce_opp: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 18/27] drm/amd/display: dce_transform: add DCE6 specific macros,functions
>> >> >> > > > [PATCH v3 19/27] drm/amdgpu: add some required DCE6 registers (v7)
>> >> >> > > > [PATCH v3 20/27] drm/amd/display: dce_transform: DCE6 Scaling Horizontal Filter Init
>> >> >> > > > [PATCH v3 21/27] drm/amd/display: dce60_hw_sequencer: add DCE6 macros,functions
>> >> >> > > > [PATCH v3 22/27] drm/amd/display: dce60_hw_sequencer: add DCE6 specific .cursor_lock
>> >> >> > > > [PATCH v3 23/27] drm/amd/display: dce60_timing_generator: add DCE6 specific functions
>> >> >> > > > [PATCH v3 24/27] drm/amd/display: dc/dce60: use DCE6 headers (v6)
>> >> >> > > >
>> >> >> > > >
>> >> >> > > > Commits [25/27]..[27/27] SI support final enablements
>> >> >> > > >
>> >> >> > > > [PATCH v3 25/27] drm/amd/display: create plane rotation property for Bonarie and later
>> >> >> > > > [PATCH v3 26/27] drm/amdgpu: enable DC support for SI parts (v2)
>> >> >> > > > [PATCH v3 27/27] drm/amd/display: enable SI support in the Kconfig (v2)
>> >> >> > > >
>> >> >> > > >
>> >> >> > > > Signed-off-by: Mauro Rossi <issor.oruam@xxxxxxxxx>
>> >> >> > > >
>> >> >> > > > _______________________________________________
>> >> >> > > > amd-gfx mailing list
>> >> >> > > > amd-gfx@xxxxxxxxxxxxxxxxxxxxx
>> >> >> > > > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>> >> >> > >
>> >> >> > _______________________________________________
>> >> >> > amd-gfx mailing list
>> >> >> > amd-gfx@xxxxxxxxxxxxxxxxxxxxx
>> >> >> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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