" }, \
> { GEN8_RING_PDP_UDW(0, 3), 0, 0, "PDP3_UDW" }
>
> -#define COMMON_BASE_HAS_EU \
> - { EIR, 0, 0, "EIR" }
> -
alan:snip
alan: Thanks for catching this one.
Reviewed-by: Alan Previn
On Wed, 2023-12-27 at 20:55 -0800, Teres Alexis, Alan Previn wrote:
> This series is the result of debugging issues root caused to
> races between the GuC's destroyed_worker_func being triggered
> vs repeating suspend-resume cycles with concurrent delayed
> fence signals for en
ext destroy worker invocation
(if suspend aborted) or get fully purged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
Acked-by: Daniele Ceraolo Spurio
Reviewed-by: Rodrigo Vivi
---
drivers/gpu/drm/i
i.e. decrement the outstanding_submission_g2h.
- Patch #3 In wait_for_suspend, fix checking of return from
intel_gt_pm_wait_timeout_for_idle to now use -ETIMEDOUT
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (2):
drm/i915/guc: Flus
-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers
ext destroy worker invocation
(if suspend aborted) or get fully purged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
Acked-by: Daniele Ceraolo Spurio
---
drivers/gpu/drm/i915/gem/i915_gem_p
On Tue, 2023-12-26 at 10:11 -0500, Vivi, Rodrigo wrote:
> On Wed, Dec 20, 2023 at 11:08:59PM +, Teres Alexis, Alan Previn wrote:
> > On Wed, 2023-12-13 at 16:23 -0500, Vivi, Rodrigo wrote:
alan:snip
> >
> >
> > alan: Thanks Rodrigo for the RB last week, just quick
On Wed, 2023-12-13 at 16:23 -0500, Vivi, Rodrigo wrote:
> On Tue, Dec 12, 2023 at 08:57:16AM -0800, Alan Previn wrote:
> > If we are at the end of suspend or very early in resume
> > its possible an async fence signal (via rcu_call) is triggered
> > to free_engine
-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers
ext destroy worker invocation
(if suspend aborted) or get fully purged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
Acked-by: Daniele Ceraolo Spurio
---
drivers/gpu/drm/i915/gem/i915_gem_p
2h.
- Patch #3 In wait_for_suspend, fix checking of return from
intel_gt_pm_wait_timeout_for_idle to now use -ETIMEDOUT
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (2):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Clo
> As far as i can tell, its only if we started resetting / wedging right after
> this
> queued worker got started.
alan: hope Daniele can proof read my tracing and confirm if got it right.
On Thu, 2023-11-30 at 16:18 -0500, Vivi, Rodrigo wrote:
> On Wed, Nov 29, 2023 at 04:20:13PM -0800, Alan Previn wrote:
alan:snip
> > +
> > if (unlikely(disabled)) {
> > release_guc_id(guc, ce);
> > __guc_context_destroy(
On Wed, 2023-11-29 at 13:13 -0800, Teres Alexis, Alan Previn wrote:
> On Mon, 2023-11-27 at 15:24 -0500, Vivi, Rodrigo wrote:
> > On Wed, Nov 22, 2023 at 12:30:03PM -0800, Alan Previn wrote:
> alan:snip
> alan: thanks for reviewing and apologize for replyi
ecking of return from
intel_gt_pm_wait_timeout_for_idle to now use -ETIMEDOUT
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (2):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Close deregister-context race against
ext destroy worker invocation
(if suspend aborted) or get fully purged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gem/i915_gem_pm.c| 10 +++
.../gpu/drm/i915/gt
-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers
On Mon, 2023-11-27 at 15:24 -0500, Vivi, Rodrigo wrote:
> On Wed, Nov 22, 2023 at 12:30:03PM -0800, Alan Previn wrote:
alan:snip
alan: thanks for reviewing and apologize for replying to this late.
> > /*
> > -* On MTL and newer platforms, protected contexts
On Fri, 2023-11-24 at 08:30 +, Tvrtko Ursulin wrote:
> On 22/11/2023 19:15, Alan Previn wrote:
alan:snip
alan: thanks for reviewing.
> > if (iir & GEN12_DISPLAY_STATE_RESET_COMPLETE_INTERRUPT)
> > - pxp->session_events |= PXP_TERMINATION_COMPLET
On Mon, 2023-11-27 at 16:51 -0500, Vivi, Rodrigo wrote:
alan: Firstly, thanks for taking the time to review this, knowing you have a
lot on your plate right now.
>
alan:snip
> > @@ -3301,19 +3315,38 @@ static inline void guc_lrc_desc_unpin(struct
> > intel_context *ce)
> > /* Seal race
- Improve comments and code to be specific
for the targeted platforms (John Harrison)
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 8 +---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c
b/drivers/gpu/drm/i915/gt/i
On Tue, 2023-11-28 at 10:03 -0800, Roper, Matthew D wrote:
> On Mon, Nov 27, 2023 at 12:11:50PM -0800, Alan Previn wrote:
> > Add missing tag for "Wa_14019159160 - Case 2" (for existing
> > PXP code that ensures run alone mode bit is set to allow
> > PxP-decr
e specific
for the targeted platforms (John Harrison)
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 8 +---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c
b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 7c367ba8d9dc..1152cf25d
Add missing tag for "Wa_14019159160 - Case 2" (for existing
PXP code that ensures run alone mode bit is set to allow
PxP-decryption.
v2: - Fix WA id number (John Harrison).
- Improve comments and code to be specific
for the targetted platforms (John Harrison)
Signed-of
__func__ since drm_dbg covers that (Jani).
- add timeout dbg of the restart from front-end (Alan).
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c | 2 ++
drivers/gpu/drm/i915/pxp/intel_pxp.c | 15
Add missing tag for "Wa_14019159160 - Case 2" (for existing
PXP code that ensures run alone mode bit is set to allow
PxP-decryption.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/d
On Thu, 2023-11-16 at 15:20 -0800, Teres Alexis, Alan Previn wrote:
> For Gen12 when using mei-pxp tee backend tranport, if we are coming
> up from a cold boot or from a resume (not runtime resume), we can
> optionally quicken the very first session cleanup that would occur
> as part
helper, move that to the helper's caller.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/pxp/intel_pxp.c | 1 +
drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.c | 3 ++-
drivers/gpu/drm/i915/pxp/intel_pxp_pm.c | 1 +
drivers/gpu/drm/i915/pxp/intel_pxp_session.c | 1 +
drivers/gpu
On Tue, 2023-11-14 at 08:22 -0800, Teres Alexis, Alan Previn wrote:
> When suspending, add a timeout when calling
> intel_gt_pm_wait_for_idle else if we have a leaked
> wakeref (which would be indicative of a bug elsewhere
> in the driver), driver will at exit the suspend-resume
&g
On Tue, 2023-11-14 at 17:52 +, Tvrtko Ursulin wrote:
> On 14/11/2023 17:37, Teres Alexis, Alan Previn wrote:
> > On Tue, 2023-11-14 at 17:27 +, Tvrtko Ursulin wrote:
> > > On 13/11/2023 17:57, Teres Alexis, Alan Previn wrote:
> > > > On Wed, 2023-10-25 at 13:
On Tue, 2023-11-14 at 12:36 -0500, Vivi, Rodrigo wrote:
> On Tue, Nov 14, 2023 at 05:27:18PM +, Tvrtko Ursulin wrote:
> >
> > On 13/11/2023 17:57, Teres Alexis, Alan Previn wrote:
> > > On Wed, 2023-10-25 at 13:58 +0100, Tvrtko Ursulin wrote:
> > > > On
On Tue, 2023-11-14 at 17:27 +, Tvrtko Ursulin wrote:
> On 13/11/2023 17:57, Teres Alexis, Alan Previn wrote:
> > On Wed, 2023-10-25 at 13:58 +0100, Tvrtko Ursulin wrote:
> > > On 04/10/2023 18:59, Teres Alexis, Alan Previn wrote:
> > > > On Thu, 2023-09-28 at 13:
instead of hanging
in the kernel forever which then requires serial connection
or ramoops dump to debug further.
Signed-off-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +-
drivers/gpu/drm/i915/gt/intel_gt_pm.c | 7
ext destroy worker invocation
(if suspend aborted) or get fully purged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gem/i915_gem_pm.c| 10 +++
.../gpu/drm/i915/gt
-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers
pend, fix checking of return from
intel_gt_pm_wait_timeout_for_idle to now use -ETIMEDOUT
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (2):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Close deregister-conte
-ENODEV
(since -ENODEV can happen on the majority of cases with
legacy products or with non-PXP kernel configs):
Reviewed-by: Alan Previn
s "lack of a clean mirrored-function design of rpm_get/put
across the rc6 startup sequences", here is my rb:
Reviewed-by: Alan Previn
On Wed, 2023-10-25 at 13:58 +0100, Tvrtko Ursulin wrote:
> On 04/10/2023 18:59, Teres Alexis, Alan Previn wrote:
> > On Thu, 2023-09-28 at 13:46 +0100, Tvrtko Ursulin wrote:
> > > On 27/09/2023 17:36, Teres Alexis, Alan Previn wrote:
alan:snip
> > > It is not po
On Fri, 2023-10-27 at 10:13 +0300, Jani Nikula wrote:
> On Thu, 26 Oct 2023, Zhanjun Dong wrote:
>
alan:snip
> I'll note that nobody checks intel_pxp_init() return status, so this
> silently skips PXP.
>
> BR,
> Jani.
alan:snip
> > + if (intel_gt_is_wedged(gt))
> > + return
counters), instead of hanging in the kernel.
Signed-off-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +-
drivers/gpu/drm/i915/gt/intel_gt_pm.c | 7 ++-
drivers/gpu/drm/i915/gt/intel_gt_pm.h | 7 ++-
drivers
T
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (3):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Close deregister-context race against CT-loss
drm/i915/gt: Timeout when waiting for idle in suspending
drivers/gpu/drm/i915
-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers
ext destroy worker invocation
(if suspend aborted) or get fully purged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gem/i915_gem_pm.c| 10 +++
.../gpu/drm/i915/gt
On Thu, 2023-09-28 at 13:46 +0100, Tvrtko Ursulin wrote:
> On 27/09/2023 17:36, Teres Alexis, Alan Previn wrote:
> > Thanks for taking the time to review this Tvrtko, replies inline below.
alan:snip
> > >
> > > Main concern is that we need to be sure there are no possi
On Wed, 2023-10-04 at 06:34 +, Gupta, Anshuman wrote:
>
> > -Original Message-
> > From: Teres Alexis, Alan Previn > @@ -289,6 +289,13 @@ int intel_gt_resume(struct intel_gt *gt)
> >
> > static void wait_for_suspend(struct intel_gt *gt) {
> >
Thanks for taking the time to review this Tvrtko, replies inline below.
On Wed, 2023-09-27 at 10:02 +0100, Tvrtko Ursulin wrote:
> On 26/09/2023 20:05, Alan Previn wrote:
> > When suspending, add a timeout when calling
> > intel_gt_pm_wait_for_idle else if we have a lost
> >
counters), instead of hanging in the kernel.
Signed-off-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +-
drivers/gpu/drm/i915/gt/intel_gt_pm.c | 6 +-
drivers/gpu/drm/i915/gt/intel_gt_pm.h | 7 ++-
drivers
T
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (3):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Close deregister-context race against CT-loss
drm/i915/gt: Timeout when waiting for idle in suspending
drive
ged as part of a GuC
sanitization (end of suspend) or a reset flow.
Signed-off-by: Alan Previn
Signed-off-by: Anshuman Gupta
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/intel_gt_pm.c | 7 ++
.../gpu/drm/i915/gt/uc/intel_guc_submission.c | 81 ---
2 files changed,
-by: Alan Previn
Reviewed-by: Rodrigo Vivi
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers
that (Jani).
- add timeout dbg of the restart from front-end (Alan).
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c | 2 ++
drivers/gpu/drm/i915/pxp/intel_pxp.c | 15 ---
drivers/gpu/drm/i915/pxp
t hits the GSC command streamer.
Also, move GSC_REPLY_LATENCY_MS definition from pxp header to
intel_gsc_uc_heci_cmd_submit.h since its for any GSC HECI packet.
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
.../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.
On Meteorlake onwards, HW specs require that all user contexts that
run on render or compute engines and require PXP must enforce
run-alone bit in lrc. Add this enforcement for protected contexts.
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
drivers/gpu/drm/i915/gt
Update the GSC-fw input/output HECI packet size to match
updated internal fw specs.
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm
: - Patch #3: fix sparse warning reported by kernel test robot.
v1: - N/A (Re-test)
Signed-off-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp-firmware packet size
drm/i915/lrc: User PXP contexts requires runalone bit
On Sat, 2023-09-16 at 10:25 +0800, lkp wrote:
> Hi Alan,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on cf1e91e884bb1113c653e654e9de1754fc1d4488]
>
> aAll errors (new ones prefixed by >>):
>
>
alan:snip
alan: missed building with PXP config after that
On Fri, 2023-09-15 at 13:15 -0700, Teres Alexis, Alan Previn wrote:
> Debugging PXP issues can't even begin without understanding precedding
> sequence of important events. Add drm_dbg into the most important PXP events.
>
> v3 : - move gt_dbg to after mutex block
that (Jani).
- add timeout dbg of the restart from front-end (Alan).
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c | 2 ++
drivers/gpu/drm/i915/pxp/intel_pxp.c | 15 ---
drivers/gpu/drm/i915/pxp/intel_pxp_irq.c | 4 ++--
drivers/gpu/drm
Update the GSC-fw input/output HECI packet size to match
updated internal fw specs.
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm
by kernel test robot.
v1: - N/A (Re-test)
Signed-off-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp-firmware packet size
drm/i915/lrc: User PXP contexts requires runalone bit in lrc
drivers/gpu/drm/i915/gt
On Meteorlake onwards, HW specs require that all user contexts that
run on render or compute engines and require PXP must enforce
run-alone bit in lrc. Add this enforcement for protected contexts.
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
drivers/gpu/drm/i915/gt
t hits the GSC command streamer.
Also, move GSC_REPLY_LATENCY_MS definition from pxp header to
intel_gsc_uc_heci_cmd_submit.h since its for any GSC HECI packet.
Signed-off-by: Alan Previn
Reviewed-by: Vivaik Balasubrawmanian
---
.../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.
by kernel test robot.
v1: - N/A (Re-test)
Signed-off-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp-firmware packet size
drm/i915/lrc: User PXP contexts requires runalone bit in lrc
drivers/gpu/drm/i915/gt
On Sat, 2023-09-09 at 15:38 -0700, Teres Alexis, Alan Previn wrote:
> On Meteorlake onwards, HW specs require that all user contexts that
> run on render or compute engines and require PXP must enforce
> run-alone bit in lrc. Add this enforcement for protected contexts.
alan:snip
>
On Sat, 2023-09-09 at 15:38 -0700, Teres Alexis, Alan Previn wrote:
> Update the GSC-fw input/output HECI packet size to match
> updated internal fw specs.
>
> Signed-off-by: Alan Previn
> ---
> drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 4 ++--
> 1 file change
On Sat, 2023-09-09 at 15:38 -0700, Teres Alexis, Alan Previn wrote:
> Update the max GSC-fw response time to match updated internal
> fw specs. Because this response time is an SLA on the firmware,
> not inclusive of i915->GuC->HW handoff latency, when submitting
> requests
On Sat, 2023-09-09 at 15:38 -0700, Teres Alexis, Alan Previn wrote:
> Update the max GSC-fw response time to match updated internal
> fw specs. Because this response time is an SLA on the firmware,
> not inclusive of i915->GuC->HW handoff latency, when submitting
> requests
On Sat, 2023-09-09 at 15:38 -0700, Teres Alexis, Alan Previn wrote:
> Update the GSC-fw input/output HECI packet size to match
> updated internal fw specs.
>
> Signed-off-by: Alan Previn
>
alan:snip
> -/* PXP-Packet sizes for MTL's GSCCS-HECI instruction */
> -#define PXP4
Debugging PXP issues can't even begin without understanding precedding
sequence of events. Add drm_dbg into the most important PXP events.
v2 : - remove __func__ since drm_dbg covers that (Jani).
- add timeout of the restart from front-end (Alan).
Signed-off-by: Alan Previn
---
drivers
On Mon, 2023-09-11 at 12:26 +0300, Jani Nikula wrote:
> On Wed, 06 Sep 2023, Alan Previn wrote:
> > Debugging PXP issues can't even begin without understanding precedding
> > sequence of events. Add drm_dbg into the most important PXP events.
> >
> > Signed-off
counters), instead of hanging in the kernel.
Signed-off-by: Alan Previn
Tested-by: Mousumi Jana
Reviewed-by: Rodrigo Vivi
---
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +-
drivers/gpu/drm/i915/gt/intel_gt_pm.c | 7 ++-
drivers/gpu/drm/i915/gt/intel_gt_pm.h | 7 ++-
drivers
now use -ETIMEDOUT
and add documentation for intel_wakeref_wait_for_idle.
(Rodrigo).
Alan Previn (3):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Close deregister-context race against CT-loss
drm/i915/gt: Timeout when waiting for idle in suspending
drive
-by: Alan Previn
Tested-by: Mousumi Jana
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/uc
ing this unroll and keeping the context in the GuC's
destroy-list will allow the context to get picked up on
the next destroy worker invocation or purged as part of a
major GuC sanitization or reset flow.
Signed-off-by: Alan Previn
Tested-by: Mousumi Jana
---
.../gpu/drm/i915/gt
Update the GSC-fw input/output HECI packet size to match
updated internal fw specs.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
On Meteorlake onwards, HW specs require that all user contexts that
run on render or compute engines and require PXP must enforce
run-alone bit in lrc. Add this enforcement for protected contexts.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 23 +++
1
completion
timeout from after the request has started (Daniele).
v2: - Patch #3: fix sparse warning reported by kernel test robot.
v1: - N/A (Re-test)
Signed-off-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp
t hits the GSC command streamer.
Also, move GSC_REPLY_LATENCY_MS definition from pxp header to
intel_gsc_uc_heci_cmd_submit.h since its for any GSC HECI packet.
Signed-off-by: Alan Previn
---
.../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c | 20 +--
.../i915
On Wed, 2023-09-06 at 17:15 -0700, Teres Alexis, Alan Previn wrote:
> Update the GSC-fw input/output HECI packet size to match
> updated internal fw specs.
alan:snip
> +++ b/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
> @@ -14,8 +14,8 @@
>
> +/* PXP-Packet sizes fo
Debugging PXP issues can't even begin without understanding precedding
sequence of events. Add drm_dbg into the most important PXP events.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c | 2 ++
drivers/gpu/drm/i915/pxp/intel_pxp.c | 10 --
drivers
t hits the GSC command streamer.
Also, move GSC_REPLY_LATENCY_MS definition from pxp header to
intel_gsc_uc_heci_cmd_submit.h since its for any GSC HECI packet.
Signed-off-by: Alan Previn
---
.../i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c | 20 +--
.../i915
On Meteorlake onwards, HW specs require that all user contexts that
run on render or compute engines and require PXP must enforce
run-alone bit in lrc. Add this enforcement for protected contexts.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 23 +++
1
started (Daniele).
v2: - Patch #3: fix sparse warning reported by kernel test robot.
v1: - N/A (Re-test)
Signed-off-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp-firmware packet size
drm/i915/lrc: User PXP
Update the GSC-fw input/output HECI packet size to match
updated internal fw specs.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
started (Daniele).
v2: - Patch #3: fix sparse warning reported by kernel test robot.
v1: - N/A (Re-test)
Signed-off-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp-firmware packet size
drm/i915/lrc: User PXP
the worker when !intel_guc_is_ready
(ct-is-disabled).
...alan
On Fri, 2023-08-25 at 11:54 -0700, Teres Alexis, Alan Previn wrote:
> just a follow up note-to-self:
>
> On Tue, 2023-08-15 at 12:08 -0700, Teres Alexis, Alan Previn wrote:
> > On Tue, 2023-08-15 at 09:56 -0400, Vivi, Ro
just a follow up note-to-self:
On Tue, 2023-08-15 at 12:08 -0700, Teres Alexis, Alan Previn wrote:
> On Tue, 2023-08-15 at 09:56 -0400, Vivi, Rodrigo wrote:
> > On Mon, Aug 14, 2023 at 06:12:09PM -0700, Alan Previn wrote:
> > >
[snip]
in guc_submission_send_busy_loop, w
Thanks again Rodrigo for reviewing and apologies for my tardy replies.
We are stil testing on shipping platforms and these latest patches seemed
to have reduced the frequency and solved the "system hangs" while suspending
but its still causing issues so we continue to debug. (issue is that
its
On Tue, 2023-08-15 at 13:29 -0700, Teres Alexis, Alan Previn wrote:
> Update the max GSC-fw response time to match updated internal
> fw specs. Because this response time is an SLA on the firmware,
> not inclusive of i915->GuC->HW handoff latency, when submitting
> requests
On Meteorlake onwards, HW specs require that all user contexts that
run on render or compute engines and require PXP must enforce
run-alone bit in lrc. Add this enforcement for protected contexts.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 25
t hits the GSC command streamer.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c | 3 +++
drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h| 6 +++---
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915
-by: Alan Previn
Alan Previn (3):
drm/i915/pxp/mtl: Update pxp-firmware response timeout
drm/i915/pxp/mtl: Update pxp-firmware packet size
drm/i915/gt/pxp: User PXP contexts requires runalone bit in lrc
drivers/gpu/drm/i915/gt/intel_lrc.c | 25 +++
.../i915/gt/uc
Update the GSC-fw input/output HECI packet size to match
updated internal fw specs.
Signed-off-by: Alan Previn
---
drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
b
On Tue, 2023-08-15 at 09:56 -0400, Vivi, Rodrigo wrote:
> On Mon, Aug 14, 2023 at 06:12:09PM -0700, Alan Previn wrote:
> > If we are at the end of suspend or very early in resume
> > its possible an async fence signal could lead us to the
> > execution of the context dest
Thanks Rodrigo - agreed on everything below - will re-rev.
On Tue, 2023-08-15 at 09:51 -0400, Vivi, Rodrigo wrote:
> On Mon, Aug 14, 2023 at 06:12:10PM -0700, Alan Previn wrote:
> > When suspending, add a timeout when calling
> > intel_gt_pm_wait_for_idle else if we have a los
On Mon, 2023-08-14 at 18:12 -0700, Teres Alexis, Alan Previn wrote:
> This series is the result of debugging issues root caused to
> races between the GuC's destroyed_worker_func being triggered
> vs repeating suspend-resume cycles with concurrent delayed
> fence signals for engine-f
-by: Alan Previn
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++
drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++
3 files changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
b/drivers
ing this unroll and keeping the context in the GuC's
destroy-list will allow the context to get picked up on
the next destroy worker invocation or purged as part of a
major GuC sanitization or reset flow.
Signed-off-by: Alan Previn
---
.../gpu/drm/i915/gt/uc/intel_guc_submission.c |
eout_for_idle
when in the suspend-flow.
Alan Previn (3):
drm/i915/guc: Flush context destruction worker at suspend
drm/i915/guc: Close deregister-context race against CT-loss
drm/i915/gt: Timeout when waiting for idle in suspending
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +-
drive
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