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[94.27.152.162]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-488f581b9fbsm76941355e9.5.2026.04.16.13.26.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Apr 2026 13:26:47 -0700 (PDT) From: =?UTF-8?q?Timur=20Krist=C3=B3f?= To: amd-gfx@lists.freedesktop.org, alexander.deucher@amd.com, christian.koenig@amd.com Cc: =?UTF-8?q?Timur=20Krist=C3=B3f?= Subject: [PATCH 2/7] drm/amdgpu/vce: Align VCPU BO to a power of two address Date: Thu, 16 Apr 2026 22:26:38 +0200 Message-ID: <20260416202643.25350-3-timur.kristof@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260416202643.25350-1-timur.kristof@gmail.com> References: <20260416202643.25350-1-timur.kristof@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" This is done to prevent the VCPU BO from crossing a 256 MiB boundary. Fixes: d38ceaf99ed0 ("drm/amdgpu: add core driver (v4)") Signed-off-by: Timur Kristóf --- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index efdebd9c0a1f3..ac25355539cb2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -218,7 +218,8 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size) if (!adev->vce.fw) return -ENOENT; - r = amdgpu_bo_create_kernel(adev, size, PAGE_SIZE, + r = amdgpu_bo_create_kernel(adev, size, + roundup_pow_of_two(ALIGN(size, PAGE_SIZE)), AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT, &adev->vce.vcpu_bo, -- 2.53.0