From: "Danilo Krummrich" <dakr@kernel.org>
To: "Mohamed Ahmed" <mohamedahmedegypt2001@gmail.com>
Cc: <linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
"Mary Guillemard" <mary@mary.zone>,
"Faith Ekstrand" <faith.ekstrand@collabora.com>,
"Ben Skeggs" <bskeggs@nvidia.com>,
"Lyude Paul" <lyude@redhat.com>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
<nouveau@lists.freedesktop.org>
Subject: Re: [PATCH 3/5] drm/nouveau/mmu/gp100: Remove unused/broken support for compression
Date: Mon, 06 Oct 2025 22:27:13 +0200 [thread overview]
Message-ID: <DDBIT5J2HUWO.2MQPD4H5G4A44@kernel.org> (raw)
In-Reply-To: <20251006191329.277485-4-mohamedahmedegypt2001@gmail.com>
On Mon Oct 6, 2025 at 9:13 PM CEST, Mohamed Ahmed wrote:
> From: Ben Skeggs <bskeggs@nvidia.com>
>
> From GP100 onwards it's not possible to initialise comptag RAM without
> PMU firmware, which nouveau has no support for.
>
> As such, this code is essentially a no-op and will always revert to the
> equivalent non-compressed kind due to comptag allocation failure. It's
> also broken for the needs of VM_BIND/Vulkan.
>
> Remove the code entirely to make way for supporting compression on GPUs
> that support GSM-RM.
>
> Signed-off-by: Ben Skeggs <bskeggs@nvidia.com>
This patch is missing your SoB.
next prev parent reply other threads:[~2025-10-06 20:27 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-06 19:13 [PATCH 0/5] drm/nouveau: Enable variable page sizes and compression Mohamed Ahmed
2025-10-06 19:13 ` [PATCH 1/5] drm/nouveau/uvmm: Prepare for larger pages Mohamed Ahmed
2025-10-06 19:13 ` [PATCH 2/5] drm/nouveau/uvmm: Allow " Mohamed Ahmed
2025-10-06 20:26 ` Danilo Krummrich
2025-10-09 16:51 ` Mohamed Ahmed
2025-10-09 20:09 ` Danilo Krummrich
2025-10-09 23:40 ` Mohamed Ahmed
2025-10-06 19:13 ` [PATCH 3/5] drm/nouveau/mmu/gp100: Remove unused/broken support for compression Mohamed Ahmed
2025-10-06 20:27 ` Danilo Krummrich [this message]
2025-10-06 19:13 ` [PATCH 4/5] drm/nouveau/mmu/tu102: Add support for compressed kinds Mohamed Ahmed
2025-10-06 19:13 ` [PATCH 5/5] drm/nouveau/drm: Bump the driver version to 1.4.1 to report new features Mohamed Ahmed
2025-10-06 20:29 ` Danilo Krummrich
-- strict thread matches above, loose matches on Subject: below --
2025-10-09 23:38 [PATCH 0/5 v2] drm/nouveau: Enable variable page sizes and compression Mohamed Ahmed
2025-10-09 23:38 ` [PATCH 3/5] drm/nouveau/mmu/gp100: Remove unused/broken support for compression Mohamed Ahmed
2025-10-22 21:11 ` Lyude Paul
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