From: Jordan Justen <jordan.l.justen@intel.com>
To: Ramalingam C <ramalingam.c@intel.com>,
Robert Beckett <bob.beckett@collabora.com>
Cc: dri-devel@lists.freedesktop.org,
"Thomas Hellström" <thomas.hellstrom@linux.intel.com>,
"David Airlie" <airlied@linux.ie>,
"Simon Ser" <contact@emersion.fr>,
intel-gfx@lists.freedesktop.org,
"Kenneth Graunke" <kenneth@whitecape.org>,
"Slawomir Milczarek" <slawomir.milczarek@intel.com>,
"Pekka Paalanen" <ppaalanen@gmail.com>,
"Matthew Auld" <matthew.auld@intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
mesa-dev@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH v8 5/5] drm/i915/uapi: document behaviour for DG2 64K support
Date: Fri, 18 Feb 2022 11:42:23 -0800 [thread overview]
Message-ID: <875ypcneqo.fsf@jljusten-skl> (raw)
In-Reply-To: <20220218185540.GA7762@intel.com>
Ramalingam C <ramalingam.c@intel.com> writes:
> On 2022-02-18 at 18:06:00 +0000, Robert Beckett wrote:
>>
>> If desired, we can make the wording clearer, maybe something like:
>>
>> "To keep things simple for userland, we mandate that any GTT mappings
>> must be aligned to 2MB. The kernel will internally pad them out to the next
>> 2MB boundary"
>
> Added the extra information in next version @
> https://patchwork.freedesktop.org/patch/475166/?series=100419&rev=1
>
> Jordan, hope this explanation clears your doubt.
Ok. It sounds like what we are doing in Mesa matches what is required by
hardware and the kernel. Thanks.
-Jordan
next prev parent reply other threads:[~2022-02-18 19:43 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-08 20:34 [Intel-gfx] [PATCH v8 0/5] discrete card 64K page support Robert Beckett
2022-02-08 20:34 ` [Intel-gfx] [PATCH v8 1/5] drm/i915: add needs_compact_pt flag Robert Beckett
2022-02-08 20:34 ` [Intel-gfx] [PATCH v8 2/5] drm/i915: enforce min GTT alignment for discrete cards Robert Beckett
2022-02-08 20:34 ` [Intel-gfx] [PATCH v8 3/5] drm/i915: support 64K GTT pages " Robert Beckett
2022-02-08 20:34 ` [Intel-gfx] [PATCH v8 4/5] drm/i915: add gtt misalignment test Robert Beckett
2022-02-08 20:34 ` [Intel-gfx] [PATCH v8 5/5] drm/i915/uapi: document behaviour for DG2 64K support Robert Beckett
2022-02-18 4:57 ` Jordan Justen
2022-02-18 13:47 ` Ramalingam C
2022-02-18 18:06 ` Robert Beckett
2022-02-18 18:55 ` Ramalingam C
2022-02-18 19:42 ` Jordan Justen [this message]
2022-02-08 22:06 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for discrete card 64K page support (rev6) Patchwork
2022-02-08 22:07 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2022-02-08 22:39 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2022-02-09 0:33 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2022-02-15 14:35 ` Robert Beckett
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