From: Thomas Monjalon <thomas@monjalon.net>
To: Chengwen Feng <fengchengwen@huawei.com>
Cc: dev@dpdk.org, liuyonglong@huawei.com, qianweili@huawei.com
Subject: Re: [PATCH v2] bus/uacce: support no-iommu mode
Date: Mon, 01 Jun 2026 22:21:07 +0200 [thread overview]
Message-ID: <OGbmAEQxT1-uC2hrkqXCFQ@monjalon.net> (raw)
In-Reply-To: <20260518105857.23083-1-fengchengwen@huawei.com>
18/05/2026 12:58, Chengwen Feng:
> The uacce bus originally only supports devices with SVA capability.
> This patch extends the uacce bus to support no-iommu mode for devices
> without or not enabling IOMMU/SVA.
>
> For no-iommu mode UACCE devices:
> - The device api name is suffixed with _noiommu
> - The device flags bit1 was set (UACCE_DEV_FLAG_NOIOMMU)
>
> To support such devices, DPDK device drivers can mark
> RTE_UACCE_DRV_SUPPORT_NOIOMMU_MODE in drv_flags to declare capability
> of working with no-iommu devices.
>
> This commit also fixes typo UACCE_DEV_FLGA_SVA -> UACCE_DEV_FLAG_SVA.
>
> Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Applied, thanks.
prev parent reply other threads:[~2026-06-01 20:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-22 7:53 [PATCH] bus/uacce: support no-iommu mode Chengwen Feng
2026-05-18 10:58 ` [PATCH v2] " Chengwen Feng
2026-06-01 20:21 ` Thomas Monjalon [this message]
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