From: Andi Shyti <andi.shyti@linux.intel.com>
To: fei.yang@intel.com
Cc: Matt Roper <matthew.d.roper@intel.com>,
intel-gfx@lists.freedesktop.org,
Chris Wilson <chris.p.wilson@linux.intel.com>,
Andi Shyti <andi.shyti@linux.intel.com>,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 8/8] drm/i915: Allow user to set cache at BO creation
Date: Wed, 19 Apr 2023 14:23:59 +0200 [thread overview]
Message-ID: <ZD/dX1Xsb9D3zLqK@ashyti-mobl2.lan> (raw)
In-Reply-To: <20230417062503.1884465-9-fei.yang@intel.com>
On Sun, Apr 16, 2023 at 11:25:03PM -0700, fei.yang@intel.com wrote:
> From: Fei Yang <fei.yang@intel.com>
>
> To comply with the design that buffer objects shall have immutable
> cache setting through out its life cycle, {set, get}_caching ioctl's
/its/their/
> are no longer supported from MTL onward. With that change caching
> policy can only be set at object creation time. The current code
> applies a default (platform dependent) cache setting for all objects.
> However this is not optimal for performance tuning. The patch extends
> the existing gem_create uAPI to let user set PAT index for the object
> at creation time.
> The new extension is platform independent, so UMD's can switch to using
> this extension for older platforms as well, while {set, get}_caching are
> still supported on these legacy paltforms for compatibility reason.
>
> Cc: Chris Wilson <chris.p.wilson@linux.intel.com>
> Cc: Matt Roper <matthew.d.roper@intel.com>
> Cc: Andi Shyti <andi.shyti@linux.intel.com>
> Signed-off-by: Fei Yang <fei.yang@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Andi
WARNING: multiple messages have this Message-ID (diff)
From: Andi Shyti <andi.shyti@linux.intel.com>
To: fei.yang@intel.com
Cc: Matt Roper <matthew.d.roper@intel.com>,
intel-gfx@lists.freedesktop.org,
Chris Wilson <chris.p.wilson@linux.intel.com>,
dri-devel@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH 8/8] drm/i915: Allow user to set cache at BO creation
Date: Wed, 19 Apr 2023 14:23:59 +0200 [thread overview]
Message-ID: <ZD/dX1Xsb9D3zLqK@ashyti-mobl2.lan> (raw)
In-Reply-To: <20230417062503.1884465-9-fei.yang@intel.com>
On Sun, Apr 16, 2023 at 11:25:03PM -0700, fei.yang@intel.com wrote:
> From: Fei Yang <fei.yang@intel.com>
>
> To comply with the design that buffer objects shall have immutable
> cache setting through out its life cycle, {set, get}_caching ioctl's
/its/their/
> are no longer supported from MTL onward. With that change caching
> policy can only be set at object creation time. The current code
> applies a default (platform dependent) cache setting for all objects.
> However this is not optimal for performance tuning. The patch extends
> the existing gem_create uAPI to let user set PAT index for the object
> at creation time.
> The new extension is platform independent, so UMD's can switch to using
> this extension for older platforms as well, while {set, get}_caching are
> still supported on these legacy paltforms for compatibility reason.
>
> Cc: Chris Wilson <chris.p.wilson@linux.intel.com>
> Cc: Matt Roper <matthew.d.roper@intel.com>
> Cc: Andi Shyti <andi.shyti@linux.intel.com>
> Signed-off-by: Fei Yang <fei.yang@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Andi
next prev parent reply other threads:[~2023-04-19 12:24 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-17 6:24 [PATCH 0/8] drm/i915/mtl: Define MOCS and PAT tables for MTL fei.yang
2023-04-17 6:24 ` [Intel-gfx] " fei.yang
2023-04-17 6:24 ` [PATCH 1/8] drm/i915/mtl: Set has_llc=0 fei.yang
2023-04-17 6:24 ` [Intel-gfx] " fei.yang
2023-04-19 10:59 ` Andi Shyti
2023-04-19 12:50 ` Andrzej Hajda
2023-04-19 14:10 ` Das, Nirmoy
2023-04-17 6:24 ` [PATCH 2/8] drm/i915/mtl: Define MOCS and PAT tables for MTL fei.yang
2023-04-17 6:24 ` [Intel-gfx] " fei.yang
2023-04-19 11:01 ` Andi Shyti
2023-04-19 16:00 ` Yang, Fei
2023-04-19 16:00 ` Yang, Fei
2023-04-19 13:59 ` Andrzej Hajda
2023-04-19 16:03 ` Yang, Fei
2023-04-19 16:03 ` Yang, Fei
2023-04-19 14:36 ` Das, Nirmoy
2023-04-19 16:05 ` Yang, Fei
2023-04-19 16:05 ` Yang, Fei
2023-04-17 6:24 ` [PATCH 3/8] drm/i915/mtl: Add PTE encode function fei.yang
2023-04-17 6:24 ` [Intel-gfx] " fei.yang
2023-04-19 11:02 ` Andi Shyti
2023-04-19 12:51 ` Andrzej Hajda
2023-04-19 15:11 ` Das, Nirmoy
2023-04-19 15:11 ` [Intel-gfx] " Das, Nirmoy
2023-04-17 6:24 ` [PATCH 4/8] drm/i915/mtl: workaround coherency issue for Media fei.yang
2023-04-17 6:24 ` [Intel-gfx] " fei.yang
2023-04-19 10:59 ` Andi Shyti
2023-04-19 12:38 ` Andi Shyti
2023-04-19 15:14 ` Das, Nirmoy
2023-04-19 15:14 ` [Intel-gfx] " Das, Nirmoy
2023-04-19 15:40 ` Andrzej Hajda
2023-04-19 16:37 ` Yang, Fei
2023-04-19 16:37 ` Yang, Fei
2023-04-19 18:49 ` Yang, Fei
2023-04-19 18:49 ` Yang, Fei
2023-04-17 6:25 ` [PATCH 5/8] drm/i915/mtl: end support for set caching ioctl fei.yang
2023-04-17 6:25 ` [Intel-gfx] " fei.yang
2023-04-19 11:08 ` Andi Shyti
2023-04-19 13:05 ` Andrzej Hajda
2023-04-19 16:56 ` Yang, Fei
2023-04-19 16:56 ` Yang, Fei
2023-04-17 6:25 ` [PATCH 6/8] drm/i915: preparation for using PAT index fei.yang
2023-04-17 6:25 ` [Intel-gfx] " fei.yang
2023-04-19 11:17 ` Andi Shyti
2023-04-19 11:17 ` [Intel-gfx] " Andi Shyti
2023-04-17 6:25 ` [PATCH 7/8] drm/i915: use pat_index instead of cache_level fei.yang
2023-04-17 6:25 ` [Intel-gfx] " fei.yang
2023-04-19 12:16 ` Andi Shyti
2023-04-17 6:25 ` [PATCH 8/8] drm/i915: Allow user to set cache at BO creation fei.yang
2023-04-17 6:25 ` [Intel-gfx] " fei.yang
2023-04-19 12:23 ` Andi Shyti [this message]
2023-04-19 12:23 ` Andi Shyti
2023-04-17 6:32 ` [Intel-gfx] [PATCH 0/8] drm/i915/mtl: Define MOCS and PAT tables for MTL Timo Aaltonen
2023-04-17 6:43 ` Yang, Fei
2023-04-17 6:43 ` Yang, Fei
2023-04-24 20:00 ` Jordan Justen
2023-04-24 20:00 ` Jordan Justen
2023-04-17 11:59 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/mtl: Define MOCS and PAT tables for MTL (rev5) Patchwork
2023-04-17 11:59 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2023-04-17 12:15 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
-- strict thread matches above, loose matches on Subject: below --
2023-04-19 23:00 [PATCH 0/8] drm/i915/mtl: Define MOCS and PAT tables for MTL fei.yang
2023-04-19 23:00 ` [PATCH 8/8] drm/i915: Allow user to set cache at BO creation fei.yang
2023-04-20 11:39 ` Andi Shyti
2023-04-19 21:12 [PATCH 0/8] drm/i915/mtl: Define MOCS and PAT tables for MTL fei.yang
2023-04-19 21:12 ` [PATCH 8/8] drm/i915: Allow user to set cache at BO creation fei.yang
2023-04-19 22:14 ` Andi Shyti
2023-04-19 18:09 [PATCH 0/8] drm/i915/mtl: Define MOCS and PAT tables for MTL fei.yang
2023-04-19 18:09 ` [PATCH 8/8] drm/i915: Allow user to set cache at BO creation fei.yang
2023-04-07 7:12 [PATCH 0/8] drm/i915/mtl: Define MOCS and PAT tables for MTL fei.yang
2023-04-07 7:12 ` [PATCH 8/8] drm/i915: Allow user to set cache at BO creation fei.yang
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