On Sun, Jul 26, 2020 at 11:31 AM Mauro Rossi <issor.or...@gmail.com> wrote:
>
> Hello,
>
> On Fri, Jul 24, 2020 at 8:31 PM Alex Deucher <alexdeuc...@gmail.com> wrote:
>>
>> On Wed, Jul 22, 2020 at 3:57 AM Mauro Rossi <issor.or...@gmail.com> wrote:
>> >
>> > Hello,
>> > re-sending and copying full DL
>> >
>> > On Wed, Jul 22, 2020 at 4:51 AM Alex Deucher <alexdeuc...@gmail.com> wrote:
>> >>
>> >> On Mon, Jul 20, 2020 at 6:00 AM Mauro Rossi <issor.or...@gmail.com> wrote:
>> >> >
>> >> > Hi Christian,
>> >> >
>> >> > On Mon, Jul 20, 2020 at 11:00 AM Christian König
>> >> > <ckoenig.leichtzumer...@gmail.com> 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.deuc...@amd.com>

>
> 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

> 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.or...@gmail.com>
>> >> > > >
>> >> > > > _______________________________________________
>> >> > > > amd-gfx mailing list
>> >> > > > amd-gfx@lists.freedesktop.org
>> >> > > > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>> >> > >
>> >> > _______________________________________________
>> >> > amd-gfx mailing list
>> >> > amd-gfx@lists.freedesktop.org
>> >> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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