From: Martin Peres <martin.peres@mupuf.org> To: juhapekka.heikkila@gmail.com, Lyude <lyude@redhat.com>, igt-dev@lists.freedesktop.org, nouveau@lists.freedesktop.org Cc: "Lisovskiy, Stanislav" <stanislav.lisovskiy@intel.com>, Ben Skeggs <bskeggs@redhat.com> Subject: Re: [Nouveau] [igt-dev] [PATCH i-g-t] tests/kms_plane: Don't unset primary_fb when testing other planes Date: Mon, 22 Mar 2021 08:53:27 +0200 [thread overview] Message-ID: <c958dcae-4324-be1d-e3a9-5bf2ba7ab2ae@mupuf.org> (raw) In-Reply-To: <3c1b6581-9b61-4e1a-56bd-95c8a2ec6472@gmail.com> On 21/03/2021 22:02, Juha-Pekka Heikkila wrote: > On 18.3.2021 8.41, Martin Peres wrote: >> On 18/03/2021 00:44, Lyude wrote: >>> From: Lyude Paul <lyude@redhat.com> >>> >>> Currently, nouveau doesn't support having a CRTC without a primary FB >>> set. We >>> won't reject such configurations, but the behavior is undefined which >>> will cause >>> CRCs to become undefined. So, avoid clearing the primary FB while >>> we're testing >>> non-primary planes. >> >> Looks good to me: >> >> Reviewed-by: Martin Peres <martin.peres@mupuf.org> >> > > This doesn't look good at all. Code changes were never run on ci, see this: > https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_5614/shards-all.html?testfilter=kms_plane@pixel-format > > > This happen because of: > igt-gpu-tools$ git blame tests/intel-ci/blacklist-pre-merge.txt -L 173,+1 > 3e686098d9 (Martin Peres 2020-02-21 11:00:47 +0200 173) > igt@kms_plane@pixel-format-pipe-[a-d]-planes(-source-clamping)? Killed by my own creation, isn't it quaint? Thanks a lot for investigating the regression, and I'll be wearing my brown bag today :s > > You'll need to include something like this to test and review what did > change on pixel format tests: > https://patchwork.freedesktop.org/patch/404706/?series=84370&rev=1 > > but as this patch seems to be already merged as untested we now have > pixel format tests failing reliably ever since: > https://intel-gfx-ci.01.org/tree/drm-tip/index.html?testfilter=kms_plane@pixel-format&hosts=tgl%7Cicl > > > I have only intel icl at hand so I have no suggestions for fix. Though, > looking at those failures Stan (CCd) may have some interest on them. I would indeed like to hear if this sounds like a kernel bug, a violation of the KMS spec, or the spec is not clear-enough on this. If I don't hear back on this today, I'll send a revert while the situation is investigated. Martin > > /Juha-Pekka > >>> >>> Signed-off-by: Lyude Paul <lyude@redhat.com> >>> Cc: Martin Peres <martin.peres@free.fr> >>> Cc: Ben Skeggs <bskeggs@redhat.com> >>> Cc: Jeremy Cline <jcline@redhat.com> >>> --- >>> tests/kms_plane.c | 9 +++++---- >>> 1 file changed, 5 insertions(+), 4 deletions(-) >>> >>> diff --git a/tests/kms_plane.c b/tests/kms_plane.c >>> index 298a9375..c87983a4 100644 >>> --- a/tests/kms_plane.c >>> +++ b/tests/kms_plane.c >>> @@ -817,9 +817,10 @@ enum crc_set { PACKED_CRC_SET, >>> MAX_CRC_SET }; >>> static bool test_format_plane(data_t *data, enum pipe pipe, >>> - igt_output_t *output, igt_plane_t *plane) >>> + igt_output_t *output, igt_plane_t *plane, igt_fb_t >>> *primary_fb) >>> { >>> struct igt_fb fb = {}; >>> + struct igt_fb *clear_fb = plane->type == DRM_PLANE_TYPE_PRIMARY >>> ? primary_fb : NULL; >>> drmModeModeInfo *mode; >>> uint32_t format, ref_format; >>> uint64_t modifier, ref_modifier; >>> @@ -879,7 +880,7 @@ static bool test_format_plane(data_t *data, enum >>> pipe pipe, >>> height = test_fb.height; >>> } >>> - igt_plane_set_fb(plane, NULL); >>> + igt_plane_set_fb(plane, clear_fb); >>> igt_remove_fb(data->drm_fd, &test_fb); >>> } >>> @@ -937,7 +938,7 @@ static bool test_format_plane(data_t *data, enum >>> pipe pipe, >>> igt_pipe_crc_stop(data->pipe_crc); >>> - igt_plane_set_fb(plane, NULL); >>> + igt_plane_set_fb(plane, clear_fb); >>> igt_remove_fb(data->drm_fd, &fb); >>> return result; >>> @@ -1010,7 +1011,7 @@ test_pixel_formats(data_t *data, enum pipe pipe) >>> for_each_plane_on_pipe(&data->display, pipe, plane) { >>> if (skip_plane(data, plane)) >>> continue; >>> - result &= test_format_plane(data, pipe, output, plane); >>> + result &= test_format_plane(data, pipe, output, plane, >>> &primary_fb); >>> } >>> test_fini(data); >>> >> _______________________________________________ >> igt-dev mailing list >> igt-dev@lists.freedesktop.org >> https://lists.freedesktop.org/mailman/listinfo/igt-dev > _______________________________________________ Nouveau mailing list Nouveau@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/nouveau
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From: Martin Peres <martin.peres@mupuf.org> To: juhapekka.heikkila@gmail.com, Lyude <lyude@redhat.com>, igt-dev@lists.freedesktop.org, nouveau@lists.freedesktop.org Cc: Martin Peres <martin.peres@free.fr>, Ben Skeggs <bskeggs@redhat.com> Subject: Re: [igt-dev] [PATCH i-g-t] tests/kms_plane: Don't unset primary_fb when testing other planes Date: Mon, 22 Mar 2021 08:53:27 +0200 [thread overview] Message-ID: <c958dcae-4324-be1d-e3a9-5bf2ba7ab2ae@mupuf.org> (raw) In-Reply-To: <3c1b6581-9b61-4e1a-56bd-95c8a2ec6472@gmail.com> On 21/03/2021 22:02, Juha-Pekka Heikkila wrote: > On 18.3.2021 8.41, Martin Peres wrote: >> On 18/03/2021 00:44, Lyude wrote: >>> From: Lyude Paul <lyude@redhat.com> >>> >>> Currently, nouveau doesn't support having a CRTC without a primary FB >>> set. We >>> won't reject such configurations, but the behavior is undefined which >>> will cause >>> CRCs to become undefined. So, avoid clearing the primary FB while >>> we're testing >>> non-primary planes. >> >> Looks good to me: >> >> Reviewed-by: Martin Peres <martin.peres@mupuf.org> >> > > This doesn't look good at all. Code changes were never run on ci, see this: > https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_5614/shards-all.html?testfilter=kms_plane@pixel-format > > > This happen because of: > igt-gpu-tools$ git blame tests/intel-ci/blacklist-pre-merge.txt -L 173,+1 > 3e686098d9 (Martin Peres 2020-02-21 11:00:47 +0200 173) > igt@kms_plane@pixel-format-pipe-[a-d]-planes(-source-clamping)? Killed by my own creation, isn't it quaint? Thanks a lot for investigating the regression, and I'll be wearing my brown bag today :s > > You'll need to include something like this to test and review what did > change on pixel format tests: > https://patchwork.freedesktop.org/patch/404706/?series=84370&rev=1 > > but as this patch seems to be already merged as untested we now have > pixel format tests failing reliably ever since: > https://intel-gfx-ci.01.org/tree/drm-tip/index.html?testfilter=kms_plane@pixel-format&hosts=tgl%7Cicl > > > I have only intel icl at hand so I have no suggestions for fix. Though, > looking at those failures Stan (CCd) may have some interest on them. I would indeed like to hear if this sounds like a kernel bug, a violation of the KMS spec, or the spec is not clear-enough on this. If I don't hear back on this today, I'll send a revert while the situation is investigated. Martin > > /Juha-Pekka > >>> >>> Signed-off-by: Lyude Paul <lyude@redhat.com> >>> Cc: Martin Peres <martin.peres@free.fr> >>> Cc: Ben Skeggs <bskeggs@redhat.com> >>> Cc: Jeremy Cline <jcline@redhat.com> >>> --- >>> tests/kms_plane.c | 9 +++++---- >>> 1 file changed, 5 insertions(+), 4 deletions(-) >>> >>> diff --git a/tests/kms_plane.c b/tests/kms_plane.c >>> index 298a9375..c87983a4 100644 >>> --- a/tests/kms_plane.c >>> +++ b/tests/kms_plane.c >>> @@ -817,9 +817,10 @@ enum crc_set { PACKED_CRC_SET, >>> MAX_CRC_SET }; >>> static bool test_format_plane(data_t *data, enum pipe pipe, >>> - igt_output_t *output, igt_plane_t *plane) >>> + igt_output_t *output, igt_plane_t *plane, igt_fb_t >>> *primary_fb) >>> { >>> struct igt_fb fb = {}; >>> + struct igt_fb *clear_fb = plane->type == DRM_PLANE_TYPE_PRIMARY >>> ? primary_fb : NULL; >>> drmModeModeInfo *mode; >>> uint32_t format, ref_format; >>> uint64_t modifier, ref_modifier; >>> @@ -879,7 +880,7 @@ static bool test_format_plane(data_t *data, enum >>> pipe pipe, >>> height = test_fb.height; >>> } >>> - igt_plane_set_fb(plane, NULL); >>> + igt_plane_set_fb(plane, clear_fb); >>> igt_remove_fb(data->drm_fd, &test_fb); >>> } >>> @@ -937,7 +938,7 @@ static bool test_format_plane(data_t *data, enum >>> pipe pipe, >>> igt_pipe_crc_stop(data->pipe_crc); >>> - igt_plane_set_fb(plane, NULL); >>> + igt_plane_set_fb(plane, clear_fb); >>> igt_remove_fb(data->drm_fd, &fb); >>> return result; >>> @@ -1010,7 +1011,7 @@ test_pixel_formats(data_t *data, enum pipe pipe) >>> for_each_plane_on_pipe(&data->display, pipe, plane) { >>> if (skip_plane(data, plane)) >>> continue; >>> - result &= test_format_plane(data, pipe, output, plane); >>> + result &= test_format_plane(data, pipe, output, plane, >>> &primary_fb); >>> } >>> test_fini(data); >>> >> _______________________________________________ >> igt-dev mailing list >> igt-dev@lists.freedesktop.org >> https://lists.freedesktop.org/mailman/listinfo/igt-dev > _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev
next prev parent reply other threads:[~2021-03-22 6:53 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-17 22:44 [Nouveau] [PATCH i-g-t] tests/kms_plane: Don't unset primary_fb when testing other planes Lyude 2021-03-17 22:44 ` [igt-dev] " Lyude 2021-03-18 0:41 ` [igt-dev] ✓ Fi.CI.BAT: success for " Patchwork 2021-03-18 3:43 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork 2021-03-18 6:41 ` [Nouveau] [igt-dev] [PATCH i-g-t] " Martin Peres 2021-03-18 6:41 ` Martin Peres 2021-03-21 20:02 ` [Nouveau] " Juha-Pekka Heikkila 2021-03-21 20:02 ` Juha-Pekka Heikkila 2021-03-22 6:53 ` Martin Peres [this message] 2021-03-22 6:53 ` Martin Peres 2021-03-22 8:12 ` [Nouveau] " Saarinen, Jani 2021-03-22 8:12 ` Saarinen, Jani
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