From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4B9433BE63F; Sat, 17 Oct 2026 17:30:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792258212; cv=none; b=oAe3LT3yKAPd3j14DeT4RkYVNnRAU05XOmaeqT42Vphjg8Sb9nLX7QA+nte4Mhs5WsR0NVgJ6kOsqWRzeGTAKyaGP772Y0DV/JGeW/Xxk2Fa4QfELnd5oAWeeMLCeIhd/Jx10lG7bWc4V/mQmtqLcf8GCoRN7OMXW1EcIlsUcS4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792258212; c=relaxed/simple; bh=EDjmUpflCw1KSuM8+lTL6/xsHY3WnAVL/CUHUjb9Y0U=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=PM+fUJTZ4XVLJe+qbMdR7IEcGA7lc704cchnLQ6aA3yhSsn1svcYpaBBkSwHo4qRyDWLSAQ3ENQ2q+/X4iAIXs2ofPXdNCNpO4x8VFx5z3urmTVJeiW3M2E3ytYanZ0jXWSWmAII3mk9AP5fCYkt0XUGSagLay44rx5ANzNreYc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=PSZeMgFw; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="PSZeMgFw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95DA51F000C4; Sat, 17 Oct 2026 17:30:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1792258211; bh=PbT/o6zI61dvwlnDgma0cUVg09iX/SQ1r3OZcRV26+8=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=PSZeMgFwuzSjVodHZ+qg6PB8gkRP69huTSm6cO6NB+DGjGpkYQOUYULzHtzKWecxa 4INpdifhGrSIMp/tUWhdJqzrlhqjnvlWYT04ynXU0mtfB63ws4spIbFrIbEb0qxDMx nutNsmU8hIIJ6dfeKXujz0czKSPmmNxi4cDk0Y6U= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Lijo Lazar , Hawking Zhang , Alex Deucher , Sasha Levin Subject: [PATCH 6.6 0810/1674] drm/amdgpu: Show vram vendor only if available Date: Sat, 17 Oct 2026 17:51:22 +0200 Message-ID: <20261017160451.910919890@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261017160431.119607952@linuxfoundation.org> References: <20261017160431.119607952@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lijo Lazar [ Upstream commit 89a7c0bd74918f723c94c10452265e25063cba9b ] Ony if vram vendor info is available, show in sysfs. Signed-off-by: Lijo Lazar Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org # 6.7.x Stable-dep-of: 33cc891b56b9 ("drm/amdgpu: hide VRAM sysfs attributes on GPUs without VRAM") Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 451c37d04e456..403a7c976dfa2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -212,8 +212,23 @@ static struct attribute *amdgpu_vram_mgr_attributes[] = { NULL }; +static umode_t amdgpu_vram_attrs_is_visible(struct kobject *kobj, + struct attribute *attr, int i) +{ + struct device *dev = kobj_to_dev(kobj); + struct drm_device *ddev = dev_get_drvdata(dev); + struct amdgpu_device *adev = drm_to_adev(ddev); + + if (attr == &dev_attr_mem_info_vram_vendor.attr && + !adev->gmc.vram_vendor) + return 0; + + return attr->mode; +} + const struct attribute_group amdgpu_vram_mgr_attr_group = { - .attrs = amdgpu_vram_mgr_attributes + .attrs = amdgpu_vram_mgr_attributes, + .is_visible = amdgpu_vram_attrs_is_visible }; /** -- 2.53.0