From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhengsq@rock-chips.com (Shunqian Zheng) Date: Wed, 15 Jun 2016 20:04:41 +0800 Subject: [PATCH v3 2/6] iommu/rockchip: add map_sg callback for rk_iommu_ops In-Reply-To: <1465992285-16187-1-git-send-email-zhengsq@rock-chips.com> References: <1465992285-16187-1-git-send-email-zhengsq@rock-chips.com> Message-ID: <1465992285-16187-3-git-send-email-zhengsq@rock-chips.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Simon Xue The iommu_dma_alloc() in iommu/dma-iommu.c calls iommu_map_sg() that requires the callback iommu_ops .map_sg(). Adding the default_iommu_map_sg() to rockchip iommu accordingly. Signed-off-by: Simon Xue Signed-off-by: Shunqian Zheng Reviewed-by: Tomasz Figa --- drivers/iommu/rockchip-iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index ec0ce62..3c16ec3 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -1022,6 +1022,7 @@ static const struct iommu_ops rk_iommu_ops = { .detach_dev = rk_iommu_detach_device, .map = rk_iommu_map, .unmap = rk_iommu_unmap, + .map_sg = default_iommu_map_sg, .add_device = rk_iommu_add_device, .remove_device = rk_iommu_remove_device, .iova_to_phys = rk_iommu_iova_to_phys, -- 1.9.1