On Thu, Jul 16, 2020 at 03:05:49PM -0700, Matt Roper wrote:
Rocket Lake has a third DPLL (called 'DPLL4') that must be used to
enable a third display. Unlike EHL's variant of DPLL4, the RKL variant
behaves the same as DPLL0/1. And despite its name, the DPLL4 registers
are offset as if it were D
== Series Details ==
Series: series starting with [1/3] drm/i915/perf: Whitelist OA report trigger
registers
URL : https://patchwork.freedesktop.org/series/79571/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8759 -> Patchwork_18199
===
== Series Details ==
Series: series starting with [1/3] drm/i915/perf: Whitelist OA report trigger
registers
URL : https://patchwork.freedesktop.org/series/79571/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit won't be check
== Series Details ==
Series: series starting with [1/3] drm/i915/perf: Whitelist OA report trigger
registers
URL : https://patchwork.freedesktop.org/series/79571/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
451a46ae0075 drm/i915/perf: Whitelist OA report trigger registers
9c
From: Piotr Maciejewski
It is useful to have markers in the OA reports to identify triggered
reports. Whitelist some OA counters that can be used as markers.
A triggered report can be found faster if we can sample the HW tail and
head registers when the report was triggered. Whitelist OA buffer
From: Piotr Maciejewski
i915 used to support time based sampling mode which is good for overall
system monitoring, but is not enough for query mode used to measure a
single draw call or dispatch. Gen9-Gen11 are using current i915 perf
implementation for query, but Gen12+ requires a new approach f
From: Piotr Maciejewski
OA reports can be triggered into the OA buffer by writing into the
OAREPORTTRIG registers. Whitelist the registers to allow user to trigger
reports.
Signed-off-by: Piotr Maciejewski
Signed-off-by: Umesh Nerlige Ramappa
---
drivers/gpu/drm/i915/gt/intel_workarounds.c |
== Series Details ==
Series: Remaining RKL patches (rev7)
URL : https://patchwork.freedesktop.org/series/77971/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8758_full -> Patchwork_18197_full
Summary
---
**FAILURE**
== Series Details ==
Series: series starting with [v6,01/11] HAX to make DSC work on the icelake
test system (rev2)
URL : https://patchwork.freedesktop.org/series/79534/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8758_full -> Patchwork_18196_full
==
On Thu, Jul 16, 2020 at 12:28:47PM -0700, Umesh Nerlige Ramappa wrote:
On Thu, Jul 16, 2020 at 09:44:46PM +0300, Lionel Landwerlin wrote:
On 16/07/2020 21:06, Umesh Nerlige Ramappa wrote:
On Thu, Jul 16, 2020 at 06:32:10PM +0300, Lionel Landwerlin wrote:
On 14/07/2020 10:22, Umesh Nerlige Rama
Hi all,
On Wed, 15 Jul 2020 at 12:57, Daniel Vetter wrote:
> On Wed, Jul 15, 2020 at 1:47 PM Daniel Stone wrote:
> > On Wed, 15 Jul 2020 at 12:05, Bas Nieuwenhuizen
> > wrote:
> > > Yes, this is used as part of the Android stack on Chrome OS (need to
> > > see if ChromeOS specific, but
> > > h
== Series Details ==
Series: series starting with [1/2] drm/i915/dp: HAX Try the bspec value for
CLKTOP2_CORECLKCTL
URL : https://patchwork.freedesktop.org/series/79569/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8759 -> Patchwork_18198
On Thu, 2020-07-16 at 22:04 +0300, Ville Syrjala wrote:
> From: Ville Syrjälä
>
> It's silly to have if(SKL) checks in gen9_init_clock_gating() when
> we can just move those bits into skl_init_clock_gating().
>
> I'm not entirely convinced we even need this w/a, or if we do
> then maybe we want
On Thu, 2020-07-16 at 15:05 -0700, Matt Roper wrote:
> After doing normal PHY-B initialization on Rocket Lake, we need to
> manually copy some additional PHY-A register values into PHY-B
> registers.
>
> Note that the bspec's combo phy page doesn't specify that this
> workaround is restricted to s
On Thu, 2020-07-16 at 15:05 -0700, Matt Roper wrote:
> If HTI (also sometimes called HDPORT) is enabled at startup, it may be
> using some of the PHYs and DPLLs making them unavailable for general
> usage. Let's read out the HDPORT_STATE register and avoid making use of
> resources that HTI is alr
== Series Details ==
Series: series starting with [1/2] drm/i915/dp: HAX Try the bspec value for
CLKTOP2_CORECLKCTL
URL : https://patchwork.freedesktop.org/series/79569/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit won't b
== Series Details ==
Series: series starting with [1/2] drm/i915/dp: HAX Try the bspec value for
CLKTOP2_CORECLKCTL
URL : https://patchwork.freedesktop.org/series/79569/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
7e44cd55cc41 drm/i915/dp: HAX Try the bspec value for CLKTOP2
== Series Details ==
Series: series starting with [1/2] drm/i915: Move WaDisableDopClockGating:skl
to skl_init_clock_gating()
URL : https://patchwork.freedesktop.org/series/79563/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8757_full -> Patchwork_18194_full
Signed-off-by: Manasi Navare
---
drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 4
drivers/gpu/drm/i915/i915_reg.h | 1 +
2 files changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index aeb6ee3
Keep the link rate const at 2.7 Gpbs, lane count =4 and do not
fallback on link training. See if kms_atomic_transition test passes
in constant configuration
Signed-off-by: Manasi Navare
---
drivers/gpu/drm/i915/display/intel_dp.c | 7 +--
drivers/gpu/drm/i915/display/intel_dp_l
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists (rev2)
URL : https://patchwork.freedesktop.org/series/79551/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8757_full -> Patchwork_18193_full
=
== Series Details ==
Series: drm/i915: PCI ID cleanup
URL : https://patchwork.freedesktop.org/series/79561/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8757_full -> Patchwork_18192_full
Summary
---
**FAILURE**
S
== Series Details ==
Series: Remaining RKL patches (rev7)
URL : https://patchwork.freedesktop.org/series/77971/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8758 -> Patchwork_18197
Summary
---
**SUCCESS**
No regr
== Series Details ==
Series: Remaining RKL patches (rev7)
URL : https://patchwork.freedesktop.org/series/77971/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit won't be checked separately.
___
== Series Details ==
Series: series starting with [v6,01/11] HAX to make DSC work on the icelake
test system (rev2)
URL : https://patchwork.freedesktop.org/series/79534/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8758 -> Patchwork_18196
RKL uses a slightly different bit layout for the DPCLKA_CFGCR0 register.
v2:
- Fix inverted mask application when updating ICL_DPCLKA_CFGCR0
- Checkpatch style fixes
Bspec: 50287
Cc: Aditya Swarup
Signed-off-by: Matt Roper
Reviewed-by: José Roberto de Souza
---
drivers/gpu/drm/i915/display/
The first couple patches here already have r-b's from Jose, but since
it's been a while since they were last sent to the list we should get
another CI pass before merging them.
Changes since v7:
- Undo the renumbering of PLL IDs in the DPLL4 patch; the shared DPLL
code has deep-rooted assumpti
If HTI (also sometimes called HDPORT) is enabled at startup, it may be
using some of the PHYs and DPLLs making them unavailable for general
usage. Let's read out the HDPORT_STATE register and avoid making use of
resources that HTI is already using.
v2:
- Fix minor checkpatch warnings
v3:
- Jus
After doing normal PHY-B initialization on Rocket Lake, we need to
manually copy some additional PHY-A register values into PHY-B
registers.
Note that the bspec's combo phy page doesn't specify that this
workaround is restricted to specific platform steppings (and doesn't
even do a very good job o
Rocket Lake has a third DPLL (called 'DPLL4') that must be used to
enable a third display. Unlike EHL's variant of DPLL4, the RKL variant
behaves the same as DPLL0/1. And despite its name, the DPLL4 registers
are offset as if it were DPLL2.
v2:
- Add new .update_ref_clks() hook.
v3:
- Renumbe
RKL and TGL share some general gen12 workarounds, but each platform also
has its own platform-specific workarounds.
v2:
- Add Wa_1604555607 for RKL. This makes RKL's ctx WA list identical to
TGL's, so we'll have both functions call the tgl_ function for now;
this workaround isn't listed fo
== Series Details ==
Series: series starting with [v6,01/11] HAX to make DSC work on the icelake
test system (rev2)
URL : https://patchwork.freedesktop.org/series/79534/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit won't b
== Series Details ==
Series: series starting with [v6,01/11] HAX to make DSC work on the icelake
test system (rev2)
URL : https://patchwork.freedesktop.org/series/79534/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
6756ad0df458 HAX to make DSC work on the icelake test system
Quoting Chris Wilson (2020-07-16 21:32:01)
> Add a SRM read back of the aux invalidation register after poking
> hsdes: 1809175790, as failing to do so leads to writes going astray.
>
> Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/2169
> Signed-off-by: Chris Wilson
> Cc: Mika Kuoppal
From: Maarten Lankhorst
Make vdsc work when no output is enabled. The big joiner needs VDSC
on the slave, so enable it and set the appropriate bits.
Also update timestamping constants, because slave crtc's are not
updated in drm_atomic_helper_update_legacy_modeset_state().
This should be enough
== Series Details ==
Series: series starting with [1/2] drm/i915/selftests: Add compiler paranoia
for checking HWSP values
URL : https://patchwork.freedesktop.org/series/79565/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8757 -> Patchwork_18195
=
This is an attempt to chase down some preempt-to-busy races with
breadcrumb signaling on the virtual engines. By using more semaphore
spinners than available engines, we encourage very short timeslices, and
we make each batch of random duration to try and coincide the end of a
batch with the contex
== Series Details ==
Series: series starting with [1/2] drm/i915/selftests: Add compiler paranoia
for checking HWSP values
URL : https://patchwork.freedesktop.org/series/79565/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
31bcd6fa4b2a drm/i915/selftests: Add compiler paranoia
== Series Details ==
Series: series starting with [1/2] drm/i915/selftests: Add compiler paranoia
for checking HWSP values
URL : https://patchwork.freedesktop.org/series/79565/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit
Since we want to read the values from the HWSP as written to by the GPU,
warn the compiler that the values are volatile.
Signed-off-by: Chris Wilson
Cc: Mika Kuoppala
---
drivers/gpu/drm/i915/gt/selftest_timeline.c | 22 ++---
1 file changed, 11 insertions(+), 11 deletions(-)
d
Add a SRM read back of the aux invalidation register after poking
hsdes: 1809175790, as failing to do so leads to writes going astray.
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/2169
Signed-off-by: Chris Wilson
Cc: Mika Kuoppala
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 31 ++
> I started by splitting Alexei's SKL PCI ID fix into
> logical chunks, and then ocd kicked in a bit...
Thank you for picking it up. Please do not forget
https://lists.freedesktop.org/archives/intel-gfx/2020-April/237944.html
Alexei
>
> Cc: Alexei Podtelezhnikov
>
> Alexei Podtelezhnikov (
== Series Details ==
Series: series starting with [1/2] drm/i915: Move WaDisableDopClockGating:skl
to skl_init_clock_gating()
URL : https://patchwork.freedesktop.org/series/79563/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8757 -> Patchwork_18194
==
On Thu, Jul 16, 2020 at 09:44:46PM +0300, Lionel Landwerlin wrote:
On 16/07/2020 21:06, Umesh Nerlige Ramappa wrote:
On Thu, Jul 16, 2020 at 06:32:10PM +0300, Lionel Landwerlin wrote:
On 14/07/2020 10:22, Umesh Nerlige Ramappa wrote:
From: Piotr Maciejewski
i915 used to support time based sa
== Series Details ==
Series: drm/i915/display/fbc: Disable fbc by default on TGL (rev2)
URL : https://patchwork.freedesktop.org/series/79541/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8754_full -> Patchwork_18191_full
S
On Wed, Jul 15, 2020 at 03:42:17PM -0700, Manasi Navare wrote:
> From: Maarten Lankhorst
>
> Make vdsc work when no output is enabled. The big joiner needs VDSC
> on the slave, so enable it and set the appropriate bits.
> Also update timestamping constants, because slave crtc's are not
> updated
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists (rev2)
URL : https://patchwork.freedesktop.org/series/79551/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8757 -> Patchwork_18193
===
From: Ville Syrjälä
It's silly to have if(SKL) checks in gen9_init_clock_gating() when
we can just move those bits into skl_init_clock_gating().
I'm not entirely convinced we even need this w/a, or if we do
then maybe we want it for kbl/cfl as well. IIRC it was only
listed in the wadb, but that
From: Ville Syrjälä
WAC6entrylatency is trying to fix excessive rc6 entry latency caused
by the extra delay from FBC_LLC_READ_CTRL, which is there for some
extra sync with uncore for frame buffer caching in LLC.
Reading through the hsd the recommendation was to set the FBC_LLC_FULLY_OPEN
bit to
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists (rev2)
URL : https://patchwork.freedesktop.org/series/79551/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each c
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists (rev2)
URL : https://patchwork.freedesktop.org/series/79551/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
848b1076da85 drm/i915: Be wary of data races whe
== Series Details ==
Series: drm/i915: PCI ID cleanup
URL : https://patchwork.freedesktop.org/series/79561/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8757 -> Patchwork_18192
Summary
---
**SUCCESS**
No regressi
On 16/07/2020 21:06, Umesh Nerlige Ramappa wrote:
On Thu, Jul 16, 2020 at 06:32:10PM +0300, Lionel Landwerlin wrote:
On 14/07/2020 10:22, Umesh Nerlige Ramappa wrote:
From: Piotr Maciejewski
i915 used to support time based sampling mode which is good for overall
system monitoring, but is not
== Series Details ==
Series: drm/i915: PCI ID cleanup
URL : https://patchwork.freedesktop.org/series/79561/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit won't be checked separately.
___
On Thu, Jul 16, 2020 at 06:32:10PM +0300, Lionel Landwerlin wrote:
On 14/07/2020 10:22, Umesh Nerlige Ramappa wrote:
From: Piotr Maciejewski
i915 used to support time based sampling mode which is good for overall
system monitoring, but is not enough for query mode used to measure a
single draw
== Series Details ==
Series: series starting with [CI,1/2] drm/i915: Be wary of data races when
reading the active execlists
URL : https://patchwork.freedesktop.org/series/79556/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8754_full -> Patchwork_18190_full
=
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists
URL : https://patchwork.freedesktop.org/series/79551/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8754_full -> Patchwork_18189_full
Quoting Tvrtko Ursulin (2020-07-16 16:37:25)
>
> On 16/07/2020 12:33, Chris Wilson wrote:
> > One more complication of preempt-to-busy with respect to the virtual
> > engine is that we may have retired the last request along the virtual
> > engine at the same time as preparing to submit the comple
After staring at the breadcrumb enabling/cancellation and coming to the
conclusion that the cause of the mysterious stale breadcrumbs must the
act of submitting a completed requests, we can then redirect those
completed requests onto a dedicated signaled_list at the time of
construction and so elim
Re-reported.
From: Shankar, Uma
Sent: Thursday, July 16, 2020 6:51 PM
To: intel-gfx@lists.freedesktop.org; Vudum, Lakshminarayana
Subject: RE: ✗ Fi.CI.BAT: failure for drm/i915/display/fbc: Disable fbc by
default on TGL (rev2)
From: Patchwork
mailto:patchw...@emeril.freedesktop.org>>
Sent:
From: Ville Syrjälä
Sort the CNL PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 18 +-
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/include/drm/i915_pciids.h
From: Ville Syrjälä
Sort the CML PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 12 ++--
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/include/drm/i915_pciids.h b/incl
From: Ville Syrjälä
Sort the KBL PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/drm/i915_pciids.h b/include/d
From: Ville Syrjälä
Sort the ICL PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 16
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/include/drm/i915_pciids.h b/
From: Ville Syrjälä
Sort the HSW PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 34 +-
1 file changed, 17 insertions(+), 17 deletions(-)
diff --git a/include/
From: Ville Syrjälä
Most of the HSW PCI IDs are upper case hex numbers, but a
few are lower case. Make it consistent so these don't
stick out like a sore thumb.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 6 +++---
1 file changed, 3 insertions(+), 3
From: Ville Syrjälä
Bunch of the SKL SKUs currently documented as GT3/4 seem to actually
be GT3e/4e. Fix up the comments.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 12 ++--
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/inclu
From: Ville Syrjälä
Sort the EHL/JSL PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 14 +++---
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/include/drm/i915_pciids.h
From: Ville Syrjälä
Sort the CFL PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/drm/i915_pciids.h b/include/drm/i
From: Ville Syrjälä
I started by splitting Alexei's SKL PCI ID fix into
logical chunks, and then ocd kicked in a bit...
Cc: Alexei Podtelezhnikov
Alexei Podtelezhnikov (4):
drm/i915: Update Haswell PCI IDs
drm/i915: Reclassify SKL 0x192a as GT3
drm/i915: Reclassify SKL 0x1923 and 0x1927
From: Ville Syrjälä
Sort the SKL PCI IDs numerically. Some order seems better than
randomness.
Cc: Alexei Podtelezhnikov
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/drm/i915_pciids.h b/include/d
From: Alexei Podtelezhnikov
Reclassify 0x0426 as GT3 (GT2+) according to specifications and the second
least significant digit.
Signed-off-by: Alexei Podtelezhnikov
[vsyrjala: s/GT2/GT3/ in the comment]
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 2 +-
1 file changed, 1 inser
From: Alexei Podtelezhnikov
Reclassify 0x1923, 0x1927 according to specifications. Of note,
the second to last digit seems to correspond to GT#.
Signed-off-by: Alexei Podtelezhnikov
[vsyrjala: Split separate changes into separate patches,
Sort the IDs]
Signed-off-by: Ville Syrjälä
-
From: Alexei Podtelezhnikov
Add three new devices 0x1913, 0x1915, and 0x1917 also known as
iSKLULTGT15, iSKLULXGT15, and iSKLDTGT15.
Signed-off-by: Alexei Podtelezhnikov
[vsyrjala: Split separate changes into separate patchs,
Sort the IDs]
Signed-off-by: Ville Syrjälä
---
include/d
From: Alexei Podtelezhnikov
Reclassify 0x192A according to specifications. Of note, the
second to last digit seems to correspond to GT#.
Signed-off-by: Alexei Podtelezhnikov
[vsyrjala: Split separate changes into separate patches]
Signed-off-by: Ville Syrjälä
---
include/drm/i915_pciids.h | 2
== Series Details ==
Series: drm/i915/display/fbc: Disable fbc by default on TGL (rev2)
URL : https://patchwork.freedesktop.org/series/79541/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8754 -> Patchwork_18191
Summary
---
Quoting Tvrtko Ursulin (2020-07-16 16:29:37)
>
> On 16/07/2020 12:33, Chris Wilson wrote:
> > Now that we have serialised the request retirement's decoupling of the
> > breadcrumb from the engine with the request signaling, we know that
> > there should never be a stale breadcrumb attached to an u
On 15/07/2020 16:43, Maarten Lankhorst wrote:
Op 15-07-2020 om 13:51 schreef Chris Wilson:
Our goal is to pull all memory reservations (next iteration
obj->ops->get_pages()) under a ww_mutex, and to align those reservations
with other drivers, i.e. control all such allocations with the
reserva
From: Patchwork
Sent: Thursday, July 16, 2020 9:13 PM
To: Shankar, Uma
Cc: intel-gfx@lists.freedesktop.org
Subject: ✗ Fi.CI.BAT: failure for drm/i915/display/fbc: Disable fbc by default
on TGL (rev2)
Patch Details
Series:
drm/i915/display/fbc: Disable fbc by default on TGL (rev2)
URL:
http
== Series Details ==
Series: drm/i915/display/fbc: Disable fbc by default on TGL (rev2)
URL : https://patchwork.freedesktop.org/series/79541/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8754 -> Patchwork_18191
Summary
---
On 16/07/2020 12:33, Chris Wilson wrote:
One more complication of preempt-to-busy with respect to the virtual
engine is that we may have retired the last request along the virtual
engine at the same time as preparing to submit the completed request to
a new engine. That submit will be shortcirc
On 14/07/2020 10:22, Umesh Nerlige Ramappa wrote:
From: Piotr Maciejewski
i915 used to support time based sampling mode which is good for overall
system monitoring, but is not enough for query mode used to measure a
single draw call or dispatch. Gen9-Gen11 are using current i915 perf
implementa
On 16/07/2020 12:33, Chris Wilson wrote:
Now that we have serialised the request retirement's decoupling of the
breadcrumb from the engine with the request signaling, we know that
there should never be a stale breadcrumb attached to an unbound virtual
engine. We can now remove the fixup code th
On 16/07/2020 12:33, Chris Wilson wrote:
Since the breadcrumb enabling/cancelling itself is serialised by the
breadcrumbs.irq_lock, with a bit of care we can remove the outer
serialisation with i915_request.lock for concurrent
dma_fence_enable_signaling(). This has the important side-effect of
== Series Details ==
Series: series starting with [CI,1/2] drm/i915: Be wary of data races when
reading the active execlists
URL : https://patchwork.freedesktop.org/series/79556/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8754 -> Patchwork_18190
===
On Thu, Jul 16, 2020 at 08:28:57PM +0530, Uma Shankar wrote:
> Fbc is causing random underruns in CI execution on TGL platforms.
> Disabling the same while the problem is being debugged and analyzed.
>
> v2: Moved the check below the module param check (Ville)
>
> Cc: Stanislav Lisovskiy
> Cc: V
== Series Details ==
Series: series starting with [CI,1/2] drm/i915: Be wary of data races when
reading the active execlists
URL : https://patchwork.freedesktop.org/series/79556/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commi
== Series Details ==
Series: series starting with [CI,1/2] drm/i915: Be wary of data races when
reading the active execlists
URL : https://patchwork.freedesktop.org/series/79556/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
a9025407e910 drm/i915: Be wary of data races when re
> -Original Message-
> From: Ville Syrjälä
> Sent: Thursday, July 16, 2020 6:19 PM
> To: Shankar, Uma
> Cc: intel-gfx@lists.freedesktop.org
> Subject: Re: [Intel-gfx] [PATCH] drm/i915/display/fbc: Disable fbc by default
> on
> TGL
>
> On Thu, Jul 16, 2020 at 03:38:03PM +0300, Ville S
Fbc is causing random underruns in CI execution on TGL platforms.
Disabling the same while the problem is being debugged and analyzed.
v2: Moved the check below the module param check (Ville)
Cc: Stanislav Lisovskiy
Cc: Ville Syrjälä
Signed-off-by: Uma Shankar
---
drivers/gpu/drm/i915/display
Chris Wilson writes:
> We include a tasklet flush before waiting on a request as a precaution
> against the HW being lax in event signaling. We now have a precautionary
> flush in the engine's heartbeat and so do not need to be quite so
> zealous on every request wait. If we focus on the request,
[ 1413.563200] BUG: KCSAN: data-race in __await_execution+0x217/0x370 [i915]
[ 1413.563221]
[ 1413.563236] race at unknown origin, with read to 0x5bb6c478 of 8
bytes by task 9654 on cpu 1:
[ 1413.563548] __await_execution+0x217/0x370 [i915]
[ 1413.563891] i915_request_await_dma_fence+0x4
We are using the i915_request.lock to serialise adding an execution
callback with __i915_request_submit. However, if we use an atomic
llist_add to serialise multiple waiters and then check to see if the
request is already executing, we can remove the irq-spinlock.
v2: Avoid using the irq_work when
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists
URL : https://patchwork.freedesktop.org/series/79551/
State : success
== Summary ==
CI Bug Log - changes from CI_DRM_8754 -> Patchwork_18189
==
On Thu, Jul 16, 2020 at 03:38:03PM +0300, Ville Syrjälä wrote:
> On Thu, Jul 16, 2020 at 02:25:40PM +0530, Uma Shankar wrote:
> > Fbc is causing random underruns in CI execution on TGL platforms.
> > Disabling the same while the problem is being debugged and analyzed.
> >
> > Cc: Stanislav Lisovsk
== Series Details ==
Series: drm/i915: Reduce i915_request.lock contention for i915_request_wait
(rev2)
URL : https://patchwork.freedesktop.org/series/79514/
State : failure
== Summary ==
CI Bug Log - changes from CI_DRM_8753_full -> Patchwork_18188_full
==
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists
URL : https://patchwork.freedesktop.org/series/79551/
State : warning
== Summary ==
$ dim sparse --fast origin/drm-tip
Sparse version: v0.6.0
Fast mode used, each commit w
== Series Details ==
Series: series starting with [1/5] drm/i915: Be wary of data races when reading
the active execlists
URL : https://patchwork.freedesktop.org/series/79551/
State : warning
== Summary ==
$ dim checkpatch origin/drm-tip
83628de655db drm/i915: Be wary of data races when readi
On 16/07/2020 12:33, Chris Wilson wrote:
We are using the i915_request.lock to serialise adding an execution
callback with __i915_request_submit. However, if we use an atomic
llist_add to serialise multiple waiters and then check to see if the
request is already executing, we can remove the irq
On Thu, Jul 16, 2020 at 02:25:40PM +0530, Uma Shankar wrote:
> Fbc is causing random underruns in CI execution on TGL platforms.
> Disabling the same while the problem is being debugged and analyzed.
>
> Cc: Stanislav Lisovskiy
> Cc: Ville Syrjälä
> Signed-off-by: Uma Shankar
Acked-by: Ville S
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