From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
To: Jackie Li <yaodong.li@intel.com>, intel-gfx@lists.freedesktop.org
Cc: Sujaritha Sundaresan <sujaritha.sundaresan@intel.com>
Subject: Re: [PATCH v4 3/5] drm/i915/guc: Implement dynamic WOPCM partitioning
Date: Wed, 13 Dec 2017 11:11:44 +0200 [thread overview]
Message-ID: <1513156304.5228.19.camel@linux.intel.com> (raw)
In-Reply-To: <1513119394-28951-3-git-send-email-yaodong.li@intel.com>
On Tue, 2017-12-12 at 14:56 -0800, Jackie Li wrote:
> Hardware may have specific restrictions on GuC WOPCM partition
> size versus HuC firmware size. With static WOPCM partitioning,
> there's no way to adjust the GuC WOPCM partition size based on
> the actual HuC firmware size, so that GuC/HuC loading failure
> would occur even if there was enough WOPCM space for both
> GuC and HuC firmware.
WOPCM being a shared feature of the hardware, it should not go under
intel_guc_ prefix.
There should be a clear division of what is specific to GuC feature
only and what is just a feature that happens to be used by GuC (and
equally can be used by HuC too).
Regards, Joonas
--
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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next prev parent reply other threads:[~2017-12-13 9:11 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-12 22:56 [PATCH v4 1/5] drm/i915/guc: Move GuC WOPCM related code into separate files Jackie Li
2017-12-12 22:56 ` [PATCH v4 2/5] drm/i915/guc: Rename guc_ggtt_offset to intel_guc_ggtt_offset Jackie Li
2017-12-12 22:56 ` [PATCH v4 3/5] drm/i915/guc: Implement dynamic WOPCM partitioning Jackie Li
2017-12-13 9:11 ` Joonas Lahtinen [this message]
2017-12-13 18:19 ` Yaodong Li
2017-12-13 21:34 ` Michal Wajdeczko
2017-12-13 22:59 ` Yaodong Li
2017-12-14 11:43 ` Joonas Lahtinen
2017-12-15 4:55 ` Yaodong Li
2017-12-15 10:21 ` Joonas Lahtinen
2017-12-15 19:16 ` Yaodong Li
2017-12-12 22:56 ` [PATCH v4 4/5] drm/i915/guc: Add WOPCM partitioning support for CNL Jackie Li
2017-12-12 22:56 ` [PATCH v4 5/5] HAX Enable GuC Submission for CI Jackie Li
2017-12-12 23:18 ` ✗ Fi.CI.BAT: failure for series starting with [v4,1/5] drm/i915/guc: Move GuC WOPCM related code into separate files Patchwork
2017-12-13 8:19 ` [PATCH v4 1/5] " Joonas Lahtinen
2017-12-13 18:29 ` Yaodong Li
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