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01 Sep 2024 18:51:08 -0700 X-CSE-ConnectionGUID: ZzqqnVAJSDev//9APFczuA== X-CSE-MsgGUID: afJR3rigT1S94bedyrPJ5g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,194,1719903600"; d="scan'208";a="64817644" Received: from allen-box.sh.intel.com ([10.239.159.127]) by orviesa006.jf.intel.com with ESMTP; 01 Sep 2024 18:51:01 -0700 From: Lu Baolu To: Karol Herbst , Lyude Paul , Danilo Krummrich , David Airlie , Daniel Vetter , Thierry Reding , Jonathan Hunter , Sandy Huang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Mikko Perttunen , Joerg Roedel , Will Deacon , Robin Murphy , Jason Gunthorpe , Kevin Tian Cc: dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-media@vger.kernel.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org, Lu Baolu Subject: [PATCH v2 1/3] drm/nouveau/tegra: Use iommu_paging_domain_alloc() Date: Mon, 2 Sep 2024 09:46:58 +0800 Message-Id: <20240902014700.66095-2-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240902014700.66095-1-baolu.lu@linux.intel.com> References: <20240902014700.66095-1-baolu.lu@linux.intel.com> Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In nvkm_device_tegra_probe_iommu(), a paging domain is allocated for @dev and attached to it on success. Use iommu_paging_domain_alloc() to make it explicit. Signed-off-by: Lu Baolu Reviewed-by: Lyude Paul Acked-by: Thierry Reding --- drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index 87caa4a72921..763c4c2925f9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -120,8 +120,8 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev) mutex_init(&tdev->iommu.mutex); if (device_iommu_mapped(dev)) { - tdev->iommu.domain = iommu_domain_alloc(&platform_bus_type); - if (!tdev->iommu.domain) + tdev->iommu.domain = iommu_paging_domain_alloc(dev); + if (IS_ERR(tdev->iommu.domain)) goto error; /*