[PATCH] MAINTAINERS: Update email address for Tvrtko Ursulin

2024-02-28 Thread Tvrtko Ursulin
From: Tvrtko Ursulin I will lose access to my @.*intel.com e-mail addresses soon so let me adjust the maintainers entry and update the mailmap too. While at it consolidate a few other of my old emails to point to the main one. Signed-off-by: Tvrtko Ursulin Cc: Daniel Vetter Cc: Dave Airlie

[PULL] drm-intel-gt-next

2024-02-28 Thread Tvrtko Ursulin
. Regards, Tvrtko drm-intel-gt-next-2024-02-28: Driver Changes: Fixes: - Add some boring kerneldoc (Tvrtko Ursulin) - Check before removing mm notifier (Nirmoy The following changes since commit eb927f01dfb6309c8a184593c2c0618c4000c481: drm/i915/gt: Restart the heartbeat timer when forcing a

Re: [PATCH] drm/i915: check before removing mm notifier

2024-02-28 Thread Tvrtko Ursulin
On 27/02/2024 09:26, Nirmoy Das wrote: Hi Tvrtko, On 2/27/2024 10:04 AM, Tvrtko Ursulin wrote: On 21/02/2024 11:52, Nirmoy Das wrote: Merged it to drm-intel-gt-next with s/check/Check Shouldn't this have had: Fixes: ed29c2691188 ("drm/i915: Fix userptr so we do not have to wo

Re: [PATCH v2] drm/i915/guc: Use context hints for GT freq

2024-02-28 Thread Tvrtko Ursulin
/sushmave/mesa/-/commits/compute_hint v2: Rename flags as per review suggestions (Rodrigo, Tvrtko). Also, use flag bits in intel_context as it allows finer control for toggling per engine if needed (Tvrtko). Cc: Rodrigo Vivi Cc: Tvrtko Ursulin Cc: Sushma Venkatesh Reddy Signed-off-by: Vinay Belgaumkar

Re: [PATCH] drm/i915: check before removing mm notifier

2024-02-27 Thread Tvrtko Ursulin
On 21/02/2024 11:52, Nirmoy Das wrote: Merged it to drm-intel-gt-next with s/check/Check Shouldn't this have had: Fixes: ed29c2691188 ("drm/i915: Fix userptr so we do not have to worry about obj->mm.lock, v7.") Cc: # v5.13+ ? Regards, Tvrtko On 2/19/2024 1:50 PM, Nirmoy Das wrote: E

Re: [PATCH 2/2] drm/i915: Support replaying GPU hangs with captured context image

2024-02-26 Thread Tvrtko Ursulin
On 22/02/2024 21:07, Rodrigo Vivi wrote: On Wed, Feb 21, 2024 at 02:22:45PM +, Tvrtko Ursulin wrote: From: Tvrtko Ursulin When debugging GPU hangs Mesa developers are finding it useful to replay the captured error state against the simulator. But due various simulator limitations which

Re: [PATCH] drm/i915/guc: Add Compute context hint

2024-02-26 Thread Tvrtko Ursulin
On 26/02/2024 08:47, Tvrtko Ursulin wrote: On 23/02/2024 19:25, Rodrigo Vivi wrote: On Fri, Feb 23, 2024 at 10:31:41AM -0800, Belgaumkar, Vinay wrote: On 2/23/2024 12:51 AM, Tvrtko Ursulin wrote: On 22/02/2024 23:31, Belgaumkar, Vinay wrote: On 2/22/2024 7:32 AM, Tvrtko Ursulin wrote

Re: [PATCH] drm/i915/guc: Add Compute context hint

2024-02-26 Thread Tvrtko Ursulin
On 23/02/2024 19:25, Rodrigo Vivi wrote: On Fri, Feb 23, 2024 at 10:31:41AM -0800, Belgaumkar, Vinay wrote: On 2/23/2024 12:51 AM, Tvrtko Ursulin wrote: On 22/02/2024 23:31, Belgaumkar, Vinay wrote: On 2/22/2024 7:32 AM, Tvrtko Ursulin wrote: On 21/02/2024 21:28, Rodrigo Vivi wrote

Re: [PATCH] drm/i915/guc: Add Compute context hint

2024-02-23 Thread Tvrtko Ursulin
On 22/02/2024 23:31, Belgaumkar, Vinay wrote: On 2/22/2024 7:32 AM, Tvrtko Ursulin wrote: On 21/02/2024 21:28, Rodrigo Vivi wrote: On Wed, Feb 21, 2024 at 09:42:34AM +, Tvrtko Ursulin wrote: On 21/02/2024 00:14, Vinay Belgaumkar wrote: Allow user to provide a context hint. When this

Re: [PATCH] drm/i915/guc: Add Compute context hint

2024-02-22 Thread Tvrtko Ursulin
On 21/02/2024 21:28, Rodrigo Vivi wrote: On Wed, Feb 21, 2024 at 09:42:34AM +, Tvrtko Ursulin wrote: On 21/02/2024 00:14, Vinay Belgaumkar wrote: Allow user to provide a context hint. When this is set, KMD will send a hint to GuC which results in special handling for this context. SLPC

Re: [PATCH 0/1] Always record job cycle and timestamp information

2024-02-21 Thread Tvrtko Ursulin
re and how exactly TBD. Regards, Tvrtko On 16.02.2024 17:43, Tvrtko Ursulin wrote: On 16/02/2024 16:57, Daniel Vetter wrote: On Wed, Feb 14, 2024 at 01:52:05PM +, Steven Price wrote: Hi Adrián, On 14/02/2024 12:14, Adrián Larumbe wrote: A driver user expressed interest in being able to a

[PATCH 1/2] drm/i915: Shadow default engine context image in the context

2024-02-21 Thread Tvrtko Ursulin
From: Tvrtko Ursulin To enable adding override of the default engine context image let us start shadowing the per engine state in the context. Signed-off-by: Tvrtko Ursulin Cc: Lionel Landwerlin Cc: Carlos Santa Cc: Rodrigo Vivi --- drivers/gpu/drm/i915/gt/intel_context_types.h | 2

[PATCH 2/2] drm/i915: Support replaying GPU hangs with captured context image

2024-02-21 Thread Tvrtko Ursulin
From: Tvrtko Ursulin When debugging GPU hangs Mesa developers are finding it useful to replay the captured error state against the simulator. But due various simulator limitations which prevent replicating all hangs, one step further is being able to replay against a real GPU. This is almost

[PATCH v2 0/2] GPU hang replay

2024-02-21 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Please see 2/2 for explanation and rationale. v2: * Extracted shadowing of default state into a leading patch. Tvrtko Ursulin (2): drm/i915: Shadow default engine context image in the context drm/i915: Support replaying GPU hangs with captured context image drivers

Re: [PATCH v2 2/2] drm/i915/gt: Enable only one CCS for compute workload

2024-02-21 Thread Tvrtko Ursulin
On 21/02/2024 12:08, Tvrtko Ursulin wrote: On 21/02/2024 11:19, Andi Shyti wrote: Hi Tvrtko, On Wed, Feb 21, 2024 at 08:19:34AM +, Tvrtko Ursulin wrote: On 21/02/2024 00:14, Andi Shyti wrote: On Tue, Feb 20, 2024 at 02:48:31PM +, Tvrtko Ursulin wrote: On 20/02/2024 14:35, Andi

Re: [PATCH v2 2/2] drm/i915/gt: Enable only one CCS for compute workload

2024-02-21 Thread Tvrtko Ursulin
On 21/02/2024 11:19, Andi Shyti wrote: Hi Tvrtko, On Wed, Feb 21, 2024 at 08:19:34AM +, Tvrtko Ursulin wrote: On 21/02/2024 00:14, Andi Shyti wrote: On Tue, Feb 20, 2024 at 02:48:31PM +, Tvrtko Ursulin wrote: On 20/02/2024 14:35, Andi Shyti wrote: Enable only one CCS engine by

Re: [PATCH] drm/i915/guc: Add Compute context hint

2024-02-21 Thread Tvrtko Ursulin
On 21/02/2024 00:14, Vinay Belgaumkar wrote: Allow user to provide a context hint. When this is set, KMD will send a hint to GuC which results in special handling for this context. SLPC will ramp the GT frequency aggressively every time it switches to this context. The down freq threshold will

Re: [RFC] drm/i915: Support replaying GPU hangs with captured context image

2024-02-21 Thread Tvrtko Ursulin
On 20/02/2024 22:50, Rodrigo Vivi wrote: On Tue, Feb 13, 2024 at 01:14:34PM +, Tvrtko Ursulin wrote: From: Tvrtko Ursulin When debugging GPU hangs Mesa developers are finding it useful to replay the captured error state against the simulator. But due various simulator limitations which

Re: [PATCH v2 2/2] drm/i915/gt: Enable only one CCS for compute workload

2024-02-21 Thread Tvrtko Ursulin
On 21/02/2024 00:14, Andi Shyti wrote: Hi Tvrtko, On Tue, Feb 20, 2024 at 02:48:31PM +, Tvrtko Ursulin wrote: On 20/02/2024 14:35, Andi Shyti wrote: Enable only one CCS engine by default with all the compute sices slices Thanks! diff --git a/drivers/gpu/drm/i915/gt

Re: [PATCH v2 2/2] drm/i915/gt: Enable only one CCS for compute workload

2024-02-20 Thread Tvrtko Ursulin
On 20/02/2024 14:35, Andi Shyti wrote: Enable only one CCS engine by default with all the compute sices slices allocated to it. While generating the list of UABI engines to be exposed to the user, exclude any additional CCS engines beyond the first instance. This change can be tested with

Re: [PATCH 2/2] drm/i915/gt: Set default CCS mode '1'

2024-02-20 Thread Tvrtko Ursulin
On 20/02/2024 14:20, Andi Shyti wrote: Since CCS automatic load balancing is disabled, we will impose a fixed balancing policy that involves setting all the CCS engines to work together on the same load. Erm *all* CSS engines work together.. Simultaneously, the user will see only 1 CCS rath

Re: [PATCH] drm/i915: Fix possible null pointer dereference after drm_dbg_printer conversion

2024-02-20 Thread Tvrtko Ursulin
On 20/02/2024 10:36, Maxime Ripard wrote: On Tue, Feb 20, 2024 at 09:16:43AM +, Tvrtko Ursulin wrote: On 19/02/2024 20:02, Rodrigo Vivi wrote: On Mon, Feb 19, 2024 at 01:14:23PM +, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Request can be NULL if no guilty request was identified

Re: [PATCH 2/2] drm/i915/gt: Set default CCS mode '1'

2024-02-20 Thread Tvrtko Ursulin
On 20/02/2024 10:11, Andi Shyti wrote: Hi Tvrtko, On Mon, Feb 19, 2024 at 12:51:44PM +, Tvrtko Ursulin wrote: On 19/02/2024 11:16, Tvrtko Ursulin wrote: On 15/02/2024 13:59, Andi Shyti wrote: ... +/* + * Exclude unavailable engines. + * + * Only the first CCS engine is utilized due

Re: [PATCH] drm/i915: Fix possible null pointer dereference after drm_dbg_printer conversion

2024-02-20 Thread Tvrtko Ursulin
On 19/02/2024 20:02, Rodrigo Vivi wrote: On Mon, Feb 19, 2024 at 01:14:23PM +, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Request can be NULL if no guilty request was identified so simply use engine->i915 instead. Signed-off-by: Tvrtko Ursulin Fixes: d50892a9554c ("drm/i915

[PATCH] drm/i915: Add some boring kerneldoc

2024-02-19 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Tooling appears very strict so lets pacify it by adding some comments, even if fields are completely self-explanatory. Signed-off-by: Tvrtko Ursulin Fixes: b11236486749 ("drm/i915: Add GuC submission interface version query") Reported-by: Stephen Rothwell Cc:

[PATCH] drm/i915: Fix possible null pointer dereference after drm_dbg_printer conversion

2024-02-19 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Request can be NULL if no guilty request was identified so simply use engine->i915 instead. Signed-off-by: Tvrtko Ursulin Fixes: d50892a9554c ("drm/i915: switch from drm_debug_printer() to device specific drm_dbg_printer()") Reported-by: Dan Carpenter Cc: Ja

Re: [PATCH 2/2] drm/i915/gt: Set default CCS mode '1'

2024-02-19 Thread Tvrtko Ursulin
On 19/02/2024 11:16, Tvrtko Ursulin wrote: On 15/02/2024 13:59, Andi Shyti wrote: Since CCS automatic load balancing is disabled, we will impose a fixed balancing policy that involves setting all the CCS engines to work together on the same load. Simultaneously, the user will see only 1 CCS

Re: [PATCH 2/2] drm/i915/gt: Set default CCS mode '1'

2024-02-19 Thread Tvrtko Ursulin
On 15/02/2024 13:59, Andi Shyti wrote: Since CCS automatic load balancing is disabled, we will impose a fixed balancing policy that involves setting all the CCS engines to work together on the same load. Simultaneously, the user will see only 1 CCS rather than the actual number. As of now, thi

Re: [PATCH 0/1] Always record job cycle and timestamp information

2024-02-16 Thread Tvrtko Ursulin
On 16/02/2024 16:57, Daniel Vetter wrote: On Wed, Feb 14, 2024 at 01:52:05PM +, Steven Price wrote: Hi Adrián, On 14/02/2024 12:14, Adrián Larumbe wrote: A driver user expressed interest in being able to access engine usage stats through fdinfo when debugfs is not built into their kernel

[PULL] drm-intel-gt-next

2024-02-15 Thread Tvrtko Ursulin
submission version query which Mesa wants for implementing Vulkan async compute queues. Regards, Tvrtko drm-intel-gt-next-2024-02-15: UAPI Changes: - Add GuC submission interface version query (Tvrtko Ursulin) Driver Changes: Fixes/improvements/new stuff: - Atomically invalidate userptr on mmu

[RFC] drm/i915: Support replaying GPU hangs with captured context image

2024-02-13 Thread Tvrtko Ursulin
From: Tvrtko Ursulin When debugging GPU hangs Mesa developers are finding it useful to replay the captured error state against the simulator. But due various simulator limitations which prevent replicating all hangs, one step further is being able to replay against a real GPU. This is almost

Re: [PATCH] drm/i915: Add flex arrays to struct i915_syncmap

2024-02-12 Thread Tvrtko Ursulin
On 08/02/2024 18:13, Erick Archer wrote: The "struct i915_syncmap" uses a dynamically sized set of trailing elements. It can use an "u32" array or a "struct i915_syncmap *" array. So, use the preferred way in the kernel declaring flexible arrays [1]. Because there are two possibilities for the

Re: [PATCH v2] drm/i915: Add GuC submission interface version query

2024-02-09 Thread Tvrtko Ursulin
On 08/02/2024 17:55, Souza, Jose wrote: On Thu, 2024-02-08 at 07:19 -0800, José Roberto de Souza wrote: On Thu, 2024-02-08 at 14:59 +, Tvrtko Ursulin wrote: On 08/02/2024 14:30, Souza, Jose wrote: On Thu, 2024-02-08 at 08:25 +, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Add a new

Re: [PATCH v2] drm/i915: Add GuC submission interface version query

2024-02-08 Thread Tvrtko Ursulin
On 08/02/2024 14:30, Souza, Jose wrote: On Thu, 2024-02-08 at 08:25 +, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Add a new query to the GuC submission interface version. Mesa intends to use this information to check for old firmware versions with a known bug where using the render and

Re: [RFC] drm/i915: Add GuC submission interface version query

2024-02-08 Thread Tvrtko Ursulin
On 07/02/2024 19:34, John Harrison wrote: On 2/7/2024 10:49, Tvrtko Ursulin wrote: On 07/02/2024 18:12, John Harrison wrote: On 2/7/2024 03:56, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Add a new query to the GuC submission interface version. Mesa intends to use this information to

[PATCH v2] drm/i915: Add GuC submission interface version query

2024-02-08 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Add a new query to the GuC submission interface version. Mesa intends to use this information to check for old firmware versions with a known bug where using the render and compute command streamers simultaneously can cause GPU hangs due issues in firmware scheduling

Re: [RFC] drm/i915: Add GuC submission interface version query

2024-02-07 Thread Tvrtko Ursulin
On 07/02/2024 18:12, John Harrison wrote: On 2/7/2024 03:56, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Add a new query to the GuC submission interface version. Mesa intends to use this information to check for old firmware versions with a known bug where using the render and compute

[RFC] drm/i915: Add GuC submission interface version query

2024-02-07 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Add a new query to the GuC submission interface version. Mesa intends to use this information to check for old firmware versions with a known bug where using the render and compute command streamers simultaneously can cause GPU hangs due issues in firmware scheduling

Re: [PATCH] drm/i915/gt: Prevent possible NULL dereference in __caps_show()

2024-02-07 Thread Tvrtko Ursulin
Hi, On 06/02/2024 16:45, Nikita Zhandarovich wrote: After falling through the switch statement to default case 'repr' is initialized with NULL, which will lead to incorrect dereference of '!repr[n]' in the following loop. Fix it with the help of an additional check for NULL. Found by Linux V

Re: [PATCH 5/6] drm/i915: Update shared stats to use the new gem helper

2024-01-30 Thread Tvrtko Ursulin
stats[id].shared += sz; else stats[id].private += sz; Reviewed-by: Tvrtko Ursulin Good that you remembered this story, I completely forgot! Regards, Tvrtko

Re: [PATCH 3/6] drm: update drm_show_memory_stats() for dma-bufs

2024-01-30 Thread Tvrtko Ursulin
ts(obj)) { status.shared += obj->size; } else { status.private += obj->size; Reviewed-by: Tvrtko Ursulin Regards, Tvrtko

Re: [PATCH 2/6] drm: add drm_gem_object_is_shared_for_memory_stats() helper

2024-01-30 Thread Tvrtko Ursulin
/** Not sure what the local view on static inlines, but fine nevertheless. Reviewed-by: Tvrtko Ursulin Regards, Tvrtko

Re: [PATCH 1/6] Documentation/gpu: Update documentation on drm-shared-*

2024-01-30 Thread Tvrtko Ursulin
-total-: [KiB|MiB] Reviewed-by: Tvrtko Ursulin Regards, Tvrtko

Re: [PATCH 2/2] drm/amdgpu: add shared fdinfo stats

2024-01-09 Thread Tvrtko Ursulin
On 09/01/2024 14:57, Christian König wrote: Am 09.01.24 um 15:26 schrieb Daniel Vetter: On Tue, 9 Jan 2024 at 14:25, Tvrtko Ursulin wrote: On 09/01/2024 12:54, Daniel Vetter wrote: On Tue, Jan 09, 2024 at 09:30:15AM +, Tvrtko Ursulin wrote: On 09/01/2024 07:56, Christian König wrote

Re: [PATCH 2/2] drm/amdgpu: add shared fdinfo stats

2024-01-09 Thread Tvrtko Ursulin
On 09/01/2024 12:54, Daniel Vetter wrote: On Tue, Jan 09, 2024 at 09:30:15AM +, Tvrtko Ursulin wrote: On 09/01/2024 07:56, Christian König wrote: Am 07.12.23 um 19:02 schrieb Alex Deucher: Add shared stats.  Useful for seeing shared memory. v2: take dma-buf into account as well

Re: [PATCH 2/2] drm/amdgpu: add shared fdinfo stats

2024-01-09 Thread Tvrtko Ursulin
On 09/01/2024 07:56, Christian König wrote: Am 07.12.23 um 19:02 schrieb Alex Deucher: Add shared stats.  Useful for seeing shared memory. v2: take dma-buf into account as well Signed-off-by: Alex Deucher Cc: Rob Clark ---   drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c |  4   drivers/gp

Re: [PATCH v2 1/3] drm/i915/gt: Support fixed CCS mode

2024-01-09 Thread Tvrtko Ursulin
On 08/01/2024 15:13, Joonas Lahtinen wrote: Quoting Tvrtko Ursulin (2024-01-05 12:39:31) On 04/01/2024 21:23, Andi Shyti wrote: +void intel_gt_apply_ccs_mode(struct intel_gt *gt) +{ + mutex_lock(>->ccs.mutex); + __intel_gt_apply_ccs_mode(gt); + mutex_unlock(>-&

Re: [PATCH v2 1/3] drm/i915/gt: Support fixed CCS mode

2024-01-05 Thread Tvrtko Ursulin
On 04/01/2024 21:23, Andi Shyti wrote: Hi Tvrtko, [1] + /* +* Loop over all available slices and assign each a user engine. +* +* With 1 engine (ccs0): +* slice 0, 1, 2, 3: ccs0 +* +* With 2 engines (ccs0, ccs1): +* slice 0, 2

Re: [PATCH v2 1/3] drm/i915/gt: Support fixed CCS mode

2024-01-04 Thread Tvrtko Ursulin
On 04/01/2024 14:35, Andi Shyti wrote: The CCS mode involves assigning CCS engines to slices depending on the number of slices and the number of engines the user wishes to set. In this patch, the default CCS setting is established during the initial GT settings. It involves assigning only one

Re: [RFC] drm/i915: Allow dmabuf mmap forwarding

2023-12-19 Thread Tvrtko Ursulin
On 13/12/2023 14:13, Christian König wrote: Am 13.12.23 um 12:46 schrieb Tvrtko Ursulin: Hi, On 12/12/2023 14:10, Christian König wrote: Hi Tvrtko, Thanks for pointing this mail out once more, I've totally missed it. That's okay, if it was really urgent I would have re-raised

Re: [PATCH v3 0/9] drm/i915: Replace kmap_atomic() with kmap_local_page()

2023-12-15 Thread Tvrtko Ursulin
On 14/12/2023 15:04, Zhao Liu wrote: On Thu, Dec 14, 2023 at 02:35:26PM +, Tvrtko Ursulin wrote: Date: Thu, 14 Dec 2023 14:35:26 + From: Tvrtko Ursulin Subject: Re: [PATCH v3 0/9] drm/i915: Replace kmap_atomic() with kmap_local_page() On 14/12/2023 13:45, Tvrtko Ursulin wrote

Re: [PATCH v3 0/9] drm/i915: Replace kmap_atomic() with kmap_local_page()

2023-12-14 Thread Tvrtko Ursulin
On 14/12/2023 13:45, Tvrtko Ursulin wrote: Hi Zhao, On 14/12/2023 13:19, Zhao Liu wrote: Hi maintainers, Just kindly ping. May I ask if this refresh version could be merged into the next tree of the i915? I certainly spotted your series last week or so but then it slipped my mind to go

Re: [PATCH v3 0/9] drm/i915: Replace kmap_atomic() with kmap_local_page()

2023-12-14 Thread Tvrtko Ursulin
Hi Zhao, On 14/12/2023 13:19, Zhao Liu wrote: Hi maintainers, Just kindly ping. May I ask if this refresh version could be merged into the next tree of the i915? I certainly spotted your series last week or so but then it slipped my mind to go through it. Should be able to go through it to

Re: [RFC] drm/i915: Allow dmabuf mmap forwarding

2023-12-13 Thread Tvrtko Ursulin
ing and no known real use cases affected. Am 12.12.23 um 11:37 schrieb Tvrtko Ursulin: On 25/09/2023 14:16, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Allow mmap forwarding for imported buffers in order to allow minigbm mmap to work on aperture-less platforms such as Meteorlake. So far i9

Re: [PATCH] drm/i915/uapi: fix typos/spellos and punctuation

2023-12-13 Thread Tvrtko Ursulin
tical. Signed-off-by: Randy Dunlap Cc: Jani Nikula Cc: Joonas Lahtinen Cc: Rodrigo Vivi Cc: Tvrtko Ursulin Cc: intel-...@lists.freedesktop.org --- include/uapi/drm/i915_drm.h | 12 ++-- 1 file changed, 6 insertions(+), 6 deletions(-) diff -- a/include/uapi/drm/i915_drm.h b/inclu

Re: [RFC] drm/i915: Allow dmabuf mmap forwarding

2023-12-12 Thread Tvrtko Ursulin
On 25/09/2023 14:16, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Allow mmap forwarding for imported buffers in order to allow minigbm mmap to work on aperture-less platforms such as Meteorlake. So far i915 did not allow mmap on imported buffers but from minigbm perspective that worked

Re: [PATCH 1/2] drm/i915/selftests: Fix engine reset count storage for multi-tile

2023-12-07 Thread Tvrtko Ursulin
On 07/12/2023 11:46, Andi Shyti wrote: On Thu, Dec 07, 2023 at 11:43:28AM +, Tvrtko Ursulin wrote: On 07/12/2023 11:26, Andi Shyti wrote: Hi Tvrtko, Engine->id namespace is per-tile so struct igt_live_test->reset_engine[] needs to be two-dimensional so engine reset counts fr

Re: [PATCH 1/2] drm/i915/selftests: Fix engine reset count storage for multi-tile

2023-12-07 Thread Tvrtko Ursulin
counts would be incorrect for same engine instance on different tiles. Signed-off-by: Tvrtko Ursulin Fixes: 0c29efa23f5c ("drm/i915/selftests: Consider multi-gt instead of to_gt()") Reported-by: Alan Previn Teres Alexis Cc: Tejas Upadhyay Cc: Andi Shyti Cc: Daniele Ceraolo Spurio

Re: [PATCH 2/2] drm/i915: Use internal class when counting engine resets

2023-12-07 Thread Tvrtko Ursulin
On 06/12/2023 00:52, Daniele Ceraolo Spurio wrote: On 12/1/2023 4:21 AM, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Commit 503579448db9 ("drm/i915/gsc: Mark internal GSC engine with reserved uabi class") made the GSC0 engine not have a valid uabi class and so broke the en

Re: [PATCH] drm: Fix FD ownership check in drm_master_check_perm()

2023-12-07 Thread Tvrtko Ursulin
itching from PID to TGID. Oops, yes.. Reviewed-by: Tvrtko Ursulin Will you apply it to the AMD tree for fixes if it looks OK or does it go elsewhere? I can push this to drm-misc-fixes as long as nobody objects in the next hour or so. CC: stable? If yes which versions? Cc: # v6.4+ Regards, Tvrtko

Re: [Intel-gfx] [PATCH] drm/i915/gt: Reduce log severity on reset prepare.

2023-12-05 Thread Tvrtko Ursulin
On 05/12/2023 10:44, Nirmoy Das wrote: Hi Tvrtko, On 12/5/2023 11:05 AM, Tvrtko Ursulin wrote: On 05/12/2023 08:50, Nirmoy Das wrote: Hi Tvrtko, On 12/5/2023 9:34 AM, Tvrtko Ursulin wrote: On 01/12/2023 15:44, Nirmoy Das wrote: gen8_engine_reset_prepare() can fail when HW fails to set

Re: [Intel-gfx] [PATCH] drm/i915/gt: Reduce log severity on reset prepare.

2023-12-05 Thread Tvrtko Ursulin
On 05/12/2023 08:50, Nirmoy Das wrote: Hi Tvrtko, On 12/5/2023 9:34 AM, Tvrtko Ursulin wrote: On 01/12/2023 15:44, Nirmoy Das wrote: gen8_engine_reset_prepare() can fail when HW fails to set RESET_CTL_READY_TO_RESET bit. In some cases this is not fatal error as driver will retry. Let the

Re: [Intel-gfx] [PATCH] drm/i915/gt: Reduce log severity on reset prepare.

2023-12-05 Thread Tvrtko Ursulin
or not. No complaints per se but I don't see the caller deciding and it is not really reducing log level but converting to trace. So commit message and patch do not align for me which I think should be improved. Regards, Tvrtko Cc: Tvrtko Ursulin Cc: John Harrison Cc: Andi Shyt

[PATCH 2/2] drm/i915: Use internal class when counting engine resets

2023-12-01 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Commit 503579448db9 ("drm/i915/gsc: Mark internal GSC engine with reserved uabi class") made the GSC0 engine not have a valid uabi class and so broke the engine reset counting, which in turn was made class based in cb823ed9915b ("drm/i915/gt: Use intel_gt

[PATCH 1/2] drm/i915/selftests: Fix engine reset count storage for multi-tile

2023-12-01 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Engine->id namespace is per-tile so struct igt_live_test->reset_engine[] needs to be two-dimensional so engine reset counts from all tiles can be stored with no aliasing. With aliasing, if we had a real multi-tile platform, the reset counts would be incorrect for same

Re: [Intel-gfx] [PATCH v5] drm/i915/pxp: Add drm_dbgs for critical PXP events.

2023-11-24 Thread Tvrtko Ursulin
On 22/11/2023 19:15, 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. v5 : - rebase. v4 : - rebase. v3 : - move gt_dbg to after mutex block in function i915_gsc

Re: [PATCH] drm/doc/rfc: SR-IOV support on the new Xe driver

2023-11-16 Thread Tvrtko Ursulin
On 15/11/2023 20:42, Michal Wajdeczko wrote: On 15.11.2023 11:00, Tvrtko Ursulin wrote: On 14/11/2023 16:55, Michal Wajdeczko wrote: On 14.11.2023 13:37, Tvrtko Ursulin wrote: On 10/11/2023 18:22, Michal Wajdeczko wrote: The Single Root I/O Virtualization (SR-IOV) extension to the PCI

Re: [Intel-gfx] [PATCH v4 3/3] drm/i915/gt: Timeout when waiting for idle in suspending

2023-11-16 Thread Tvrtko Ursulin
On 14/11/2023 19:48, Teres Alexis, Alan Previn wrote: 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

[PATCH v2] drm/i915/gsc: Mark internal GSC engine with reserved uabi class

2023-11-16 Thread Tvrtko Ursulin
From: Tvrtko Ursulin The GSC CS is not exposed to the user, so we skipped assigning a uabi class number for it. However, the trace logs use the uabi class and instance to identify the engine, so leaving uabi class unset makes the GSC CS show up as the RCS in those logs. Given that the engine is

[PATCH] drm/i915/gsc: Mark internal GSC engine with reserved uabi class

2023-11-15 Thread Tvrtko Ursulin
From: Tvrtko Ursulin The GSC CS is not exposed to the user, so we skipped assigning a uabi class number for it. However, the trace logs use the uabi class and instance to identify the engine, so leaving uabi class unset makes the GSC CS show up as the RCS in those logs. Given that the engine is

Re: [PATCH] drm/doc/rfc: SR-IOV support on the new Xe driver

2023-11-15 Thread Tvrtko Ursulin
On 14/11/2023 16:55, Michal Wajdeczko wrote: On 14.11.2023 13:37, Tvrtko Ursulin wrote: On 10/11/2023 18:22, Michal Wajdeczko wrote: The Single Root I/O Virtualization (SR-IOV) extension to the PCI Express (PCIe) specification suite is supported starting from 12th generation of Intel

Re: [Intel-gfx] [PATCH v4 3/3] drm/i915/gt: Timeout when waiting for idle in suspending

2023-11-14 Thread Tvrtko Ursulin
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 13:58 +0100, Tvrtko Ursulin wrote: On 04/10/2023 18:59, Teres Alexis, Alan Previn wrote: On Thu, 2023

Re: [Intel-gfx] [PATCH v4 3/3] drm/i915/gt: Timeout when waiting for idle in suspending

2023-11-14 Thread Tvrtko Ursulin
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 13:46 +0100, Tvrtko Ursulin wrote: On 27/09/2023 17:36, Teres Alexis, Alan Previn wrote: alan:snip It

Re: [PATCH] drm/doc/rfc: SR-IOV support on the new Xe driver

2023-11-14 Thread Tvrtko Ursulin
new Xe driver and to propose related additions to the sysfs. Signed-off-by: Michal Wajdeczko Cc: Oded Gabbay Cc: Rodrigo Vivi Cc: Joonas Lahtinen Cc: Tvrtko Ursulin Cc: Daniel Vetter --- Documentation/gpu/rfc/index.rst | 5 + Documentation/gpu/rfc/sysfs-driver-xe-sriov | 501

[PATCH 2/2] drm/i915: Add __rcu annotation to cursor when iterating client objects

2023-11-13 Thread Tvrtko Ursulin
From: Tvrtko Ursulin __rcu annotation is needed to avoid the sparse warnings such as: .../i915_drm_client.c:92:9: sparse: sparse: incompatible types in comparison expression (different address spaces): .../i915_drm_client.c:92:9: sparse:struct list_head [noderef] __rcu

[PATCH 1/2] drm/i915: Remove return type from i915_drm_client_remove_object

2023-11-13 Thread Tvrtko Ursulin
From: Tvrtko Ursulin There is no need to return anything in the version which was merged and also the implementation of the !CONFIG_PROC_FS wasn't returning anything, causing a build failure there. Signed-off-by: Tvrtko Ursulin Fixes: e4ae85e364fc ("drm/i915: Add ability for track

Re: [PATCH] Remove custom dumb_map_offset implementations in i915 driver

2023-11-10 Thread Tvrtko Ursulin
On 10/11/2023 10:58, Dipam Turkar wrote: Making i915 use drm_gem_create_mmap_offset() instead of its custom implementations for associating GEM object with a fake offset. Does it compile? Regards, Tvrtko Signed-off-by: Dipam Turkar --- drivers/gpu/drm/i915/gem/i915_gem_mman.c | 192 ---

Re: [PATCH] drm/sched: Eliminate drm_sched_run_job_queue_if_ready()

2023-11-06 Thread Tvrtko Ursulin
On 04/11/2023 00:25, Luben Tuikov wrote: Hi Tvrtko, On 2023-11-03 06:39, Tvrtko Ursulin wrote: On 02/11/2023 22:46, Luben Tuikov wrote: Eliminate drm_sched_run_job_queue_if_ready() and instead just call drm_sched_run_job_queue() in drm_sched_free_job_work(). The problem is that the former

Re: [PATCH 0/5] Some drm scheduler internal renames

2023-11-06 Thread Tvrtko Ursulin
On 05/11/2023 01:51, Luben Tuikov wrote: On 2023-11-02 06:55, Tvrtko Ursulin wrote: From: Tvrtko Ursulin I found some of the naming a bit incosistent and unclear so just a small attempt to clarify and tidy some of them. See what people think if my first stab improves things or not. Cc

Re: [PATCH v2] drm/i915: Fix potential spectre vulnerability

2023-11-06 Thread Tvrtko Ursulin
c7600f7 ("drm/i915/gem: Use the proto-context to handle create parameters (v5)") Cc: # v5.15+ Signed-off-by: Kunwu Chan Suggested-by: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Link: https://lore.kernel.org/all/20231102101642.52988-1-chen...@kylinos.cn --- drivers/gpu/drm/i915/gem

Re: [PATCH] drm/sched: Eliminate drm_sched_run_job_queue_if_ready()

2023-11-03 Thread Tvrtko Ursulin
On 02/11/2023 22:46, Luben Tuikov wrote: Eliminate drm_sched_run_job_queue_if_ready() and instead just call drm_sched_run_job_queue() in drm_sched_free_job_work(). The problem is that the former function uses drm_sched_select_entity() to determine if the scheduler had an entity ready in one of

Re: [PATCH v2] drm/i915: Fix potential spectre vulnerability

2023-11-03 Thread Tvrtko Ursulin
gem: Use the proto-context to handle create parameters (v5)") Cc: # v5.15+ Signed-off-by: Kunwu Chan Suggested-by: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Where did you receive this tag? There is nothing under link below. Link: https://lore.kernel.org/all/20231102101642.52988-1-che

Re: [PATCH] drm/i915: Fix potential spectre vulnerability

2023-11-02 Thread Tvrtko Ursulin
On 02/11/2023 10:16, chentao wrote: Fix smatch warning: drivers/gpu/drm/i915/gem/i915_gem_context.c:847 set_proto_ctx_sseu() warn: potential spectre issue 'pc->user_engines' [r] (local cap) Signed-off-by: chentao I don't know if this is actually exploitable given the time deltas between the

Re: [PATCH v8 3/5] drm/sched: Split free_job into own work item

2023-11-02 Thread Tvrtko Ursulin
On 31/10/2023 03:24, Matthew Brost wrote: Rather than call free_job and run_job in same work item have a dedicated work item for each. This aligns with the design and intended use of work queues. v2: - Test for DMA_FENCE_FLAG_TIMESTAMP_BIT before setting timestamp in free_job() work

[PATCH 5/5] drm/sched: Drop suffix from drm_sched_wakeup_if_can_queue

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Because a) helper is exported to other parts of the scheduler and b) there isn't a plain drm_sched_wakeup to begin with, I think we can drop the suffix and by doing so separate the intimiate knowledge between the scheduler components a bit better. Signed-off-by: T

[PATCH 4/5] drm/sched: Rename drm_sched_run_job_queue_if_ready and clarify kerneldoc

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin "If ready" is not immediately clear what it means - is the scheduler ready or something else? Drop the suffix, clarify kerneldoc, and employ the same naming scheme as in drm_sched_run_free_queue: - drm_sched_run_job_queue - enqueues if there is something

[PATCH 2/5] drm/sched: Move free worker re-queuing out of the if block

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Whether or not there are more jobs to clean up does not depend on the existance of the current job, given both drm_sched_get_finished_job and drm_sched_free_job_queue_if_done take and drop the job list lock. Therefore it is confusing to make it read like there is a

[PATCH 1/5] drm/sched: Rename drm_sched_get_cleanup_job to be more descriptive

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin "Get cleanup job" makes it sound like helper is returning a job which will execute some cleanup, or something, while the kerneldoc itself accurately says "fetch the next _finished_ job". So lets rename the helper to be self documenting. Signed-off-by

[PATCH 3/5] drm/sched: Rename drm_sched_free_job_queue to be more descriptive

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin The current name makes it sound like helper will free a queue, while what it does is it enqueues the free job worker. Rename it to drm_sched_run_free_queue to align with existing drm_sched_run_job_queue. Despite that creating an illusion there are two queues, while in

[PATCH 0/5] Some drm scheduler internal renames

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin I found some of the naming a bit incosistent and unclear so just a small attempt to clarify and tidy some of them. See what people think if my first stab improves things or not. Cc: Luben Tuikov Cc: Matthew Brost Tvrtko Ursulin (5): drm/sched: Rename

Re: [PATCH 1/7] drm: Do not round to megabytes for greater than 1MiB sizes in fdinfo stats

2023-11-02 Thread Tvrtko Ursulin
On 26/10/2023 15:43, Tvrtko Ursulin wrote: On 28/09/2023 13:47, Tvrtko Ursulin wrote: On 27/09/2023 14:48, Steven Price wrote: On 27/09/2023 14:38, Tvrtko Ursulin wrote: From: Tvrtko Ursulin It is better not to lose precision and not revert to 1 MiB size granularity for every size

Re: [PATCH] drm/i915: Remove unused for_each_uabi_class_engine

2023-11-02 Thread Tvrtko Ursulin
On 02/11/2023 09:24, Jani Nikula wrote: On Wed, 01 Nov 2023, Tvrtko Ursulin wrote: On 01/11/2023 10:06, Jani Nikula wrote: On Wed, 01 Nov 2023, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Unused macro after 99919be74aa3 ("drm/i915/gem: Zap the i915_gem_object_blt code") re

[PATCH 2/2] drm/i915: Move for_each_engine* out of i915_drv.h

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Iterators operate on struct intel_gt so lets move it to intel_gt.h in order to make i915_drv.h less of a dumping ground for stuff. Signed-off-by: Tvrtko Ursulin Suggested-by: Jani Nikula --- drivers/gpu/drm/i915/gt/intel_engine_pm.h | 1 + drivers/gpu/drm/i915

[PATCH 1/2] drm/i915: Remove unused for_each_uabi_class_engine

2023-11-02 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Unused macro after 99919be74aa3 ("drm/i915/gem: Zap the i915_gem_object_blt code") removed some code. Signed-off-by: Tvrtko Ursulin Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/i915_drv.h | 5 - 1 file changed, 5 deletions(-) diff --git a/drivers/gp

Re: [PATCH] drm/i915: Remove unused for_each_uabi_class_engine

2023-11-01 Thread Tvrtko Ursulin
On 01/11/2023 10:06, Jani Nikula wrote: On Wed, 01 Nov 2023, Tvrtko Ursulin wrote: From: Tvrtko Ursulin Unused macro after 99919be74aa3 ("drm/i915/gem: Zap the i915_gem_object_blt code") removed some code. Signed-off-by: Tvrtko Ursulin \o/ Reviewed-by: Jani Nikula Could

[PATCH] drm/i915: Remove unused for_each_uabi_class_engine

2023-11-01 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Unused macro after 99919be74aa3 ("drm/i915/gem: Zap the i915_gem_object_blt code") removed some code. Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_drv.h | 5 - 1 file changed, 5 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/d

[PATCH 2/2] drm/i915: Remove xehpsdv support

2023-10-31 Thread Tvrtko Ursulin
From: Tvrtko Ursulin XeHP SDV was a pre-production hardware used to bring up PVC and was not generally available and has since been decided will be supported in the new xe driver and not i915. v2: * Correct historical fact SDV was for PVC, not ATS. (John) Signed-off-by: Tvrtko Ursulin Cc

[PATCH 1/2] drm/i915: Remove incomplete PVC plumbing

2023-10-31 Thread Tvrtko Ursulin
From: Tvrtko Ursulin PVC support will not be coming to i915 so get rid of its partial enablement and reduce the driver maintenance burden. Signed-off-by: Tvrtko Ursulin Reviewed-by: Andi Shyti Reviewed-by: Andrzej Hajda --- .../gpu/drm/i915/gem/i915_gem_object_types.h | 2 +- drivers/gpu

Re: [PATCH v2] i915/perf: Fix NULL deref bugs with drm_dbg() calls

2023-10-30 Thread Tvrtko Ursulin
On 27/10/2023 18:38, Tvrtko Ursulin wrote: On 27/10/2023 18:28, Harshit Mogalapalli wrote: When i915 perf interface is not available dereferencing it will lead to NULL dereferences. As returning -ENOTSUPP is pretty clear return when perf interface is not available. Fixes: 2fec539112e8

Re: [PATCH v2] i915/perf: Fix NULL deref bugs with drm_dbg() calls

2023-10-27 Thread Tvrtko Ursulin
river specific drm_dbg call") Suggested-by: Tvrtko Ursulin Signed-off-by: Harshit Mogalapalli --- v1 --> v2: Remove the debug calls as they don't add much value and -ENOTSUPP is a good enough return value. --- drivers/gpu/drm/i915/i915_perf.c | 15 +++ 1 file changed, 3

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