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From: Lancelot SIX <Lancelot.Six@amd.com>
To: Jay Cornwall <jay.cornwall@amd.com>, amd-gfx@lists.freedesktop.org
Subject: Re: [PATCH v2] drm/amdkfd: Fix instruction hazard in gfx12 trap handler
Date: Tue, 11 Mar 2025 21:56:20 +0000	[thread overview]
Message-ID: <d9e926ca-bdda-4237-b954-8b3a2e41eeab@amd.com> (raw)
In-Reply-To: <20250207233837.2738432-1-jay.cornwall@amd.com>



On 07/02/2025 23:38, Jay Cornwall wrote:
> VALU instructions with SGPR source need wait states to avoid hazard
> with SALU using different SGPR.
> 
> v2: Eliminate some hazards to reduce code explosion
> 
> Signed-off-by: Jay Cornwall <jay.cornwall@amd.com>
> Cc: Lancelot Six <lancelot.six@amd.com>

Hi,

That looks good to me, thanks.  Sorry for the long delay to review.

Reviewed-by: Lancelot Six <lancelot.six@amd.com>

Best,
Lancelot.

> ---
>   .../gpu/drm/amd/amdkfd/cwsr_trap_handler.h    | 677 ++++++++++--------
>   .../amd/amdkfd/cwsr_trap_handler_gfx12.asm    |  82 ++-
>   2 files changed, 404 insertions(+), 355 deletions(-

      parent reply	other threads:[~2025-03-11 21:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-07 23:38 [PATCH v2] drm/amdkfd: Fix instruction hazard in gfx12 trap handler Jay Cornwall
2025-02-27 16:50 ` Jay Cornwall
2025-02-27 16:53 ` Alex Deucher
2025-03-11 21:56 ` Lancelot SIX [this message]

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