From: Matthew Auld <matthew.auld@intel.com>
To: "Thomas Hellström" <thomas.hellstrom@linux.intel.com>,
intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Cc: maarten.lankhorst@linux.intel.com
Subject: Re: [Intel-gfx] [PATCH v3 5/6] drm/i915: Don't back up pinned LMEM context images and rings during suspend
Date: Mon, 20 Sep 2021 10:57:10 +0100 [thread overview]
Message-ID: <fe1f1242-d8b5-2c15-a40e-5d5cd1f28e70@intel.com> (raw)
In-Reply-To: <20210914193112.497379-6-thomas.hellstrom@linux.intel.com>
On 14/09/2021 20:31, Thomas Hellström wrote:
> Pinned context images are now reset during resume. Don't back them up,
> and assuming that rings can be assumed empty at suspend, don't back them
> up either.
>
> Introduce a new object flag, I915_BO_ALLOC_PM_VOLATILE meaning that an
> object is allowed to lose its content on suspend.
>
> v3:
> - Slight documentation clarification (Matthew Auld)
>
> Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
next prev parent reply other threads:[~2021-09-20 9:57 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-14 19:31 [Intel-gfx] [PATCH v3 0/6] drm/i915: Suspend / resume backup- and restore of LMEM Thomas Hellström
2021-09-14 19:31 ` [Intel-gfx] [PATCH v3 1/6] drm/i915/ttm: Implement a function to copy the contents of two TTM-based objects Thomas Hellström
2021-09-16 10:17 ` Matthew Auld
2021-09-14 19:31 ` [Intel-gfx] [PATCH v3 2/6] drm/i915/gem: Implement a function to process all gem objects of a region Thomas Hellström
2021-09-16 10:23 ` Matthew Auld
2021-09-14 19:31 ` [Intel-gfx] [PATCH v3 3/6] drm/i915 Implement LMEM backup and restore for suspend / resume Thomas Hellström
2021-09-17 12:03 ` Matthew Auld
2021-09-20 10:49 ` Matthew Auld
2021-09-20 11:05 ` Thomas Hellström
2021-09-14 19:31 ` [Intel-gfx] [PATCH v3 4/6] drm/i915/gt: Register the migrate contexts with their engines Thomas Hellström
2021-09-20 9:53 ` Matthew Auld
2021-09-14 19:31 ` [Intel-gfx] [PATCH v3 5/6] drm/i915: Don't back up pinned LMEM context images and rings during suspend Thomas Hellström
2021-09-20 9:57 ` Matthew Auld [this message]
2021-09-14 19:31 ` [Intel-gfx] [PATCH v3 6/6] drm/i915: Reduce the number of objects subject to memcpy recover Thomas Hellström
2021-09-20 11:05 ` Matthew Auld
2021-09-20 11:09 ` Thomas Hellström
2021-09-14 19:40 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915: Suspend / resume backup- and restore of LMEM. (rev4) Patchwork
2021-09-14 20:06 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-09-14 21:14 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2021-09-15 12:22 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915: Suspend / resume backup- and restore of LMEM. (rev5) Patchwork
2021-09-15 13:09 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
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