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/linux/arch/arm/include/asm/xen/
H A Dxen-ops.hdiff 9bf22421dc8a69cade3c994771637e9693ff0216 Thu Jun 02 21:23:46 CEST 2022 Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> arm/xen: Introduce xen_setup_dma_ops()

This patch introduces new helper and places it in new header.
The helper's purpose is to assign any Xen specific DMA ops in
a single place. For now, we deal with xen-swiotlb DMA ops only.
The one of the subsequent commits in current series will add
xen-grant DMA ops case.

Also re-use the xen_swiotlb_detect() check on Arm32.

Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
[For arm64]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/1654197833-25362-2-git-send-email-olekstysh@gmail.com
Signed-off-by: Juergen Gross <jgross@suse.com>
/linux/include/xen/arm/
H A Dxen-ops.h9bf22421dc8a69cade3c994771637e9693ff0216 Thu Jun 02 21:23:46 CEST 2022 Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> arm/xen: Introduce xen_setup_dma_ops()

This patch introduces new helper and places it in new header.
The helper's purpose is to assign any Xen specific DMA ops in
a single place. For now, we deal with xen-swiotlb DMA ops only.
The one of the subsequent commits in current series will add
xen-grant DMA ops case.

Also re-use the xen_swiotlb_detect() check on Arm32.

Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
[For arm64]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/1654197833-25362-2-git-send-email-olekstysh@gmail.com
Signed-off-by: Juergen Gross <jgross@suse.com>
/linux/arch/arm64/include/asm/xen/
H A Dxen-ops.hdiff 9bf22421dc8a69cade3c994771637e9693ff0216 Thu Jun 02 21:23:46 CEST 2022 Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> arm/xen: Introduce xen_setup_dma_ops()

This patch introduces new helper and places it in new header.
The helper's purpose is to assign any Xen specific DMA ops in
a single place. For now, we deal with xen-swiotlb DMA ops only.
The one of the subsequent commits in current series will add
xen-grant DMA ops case.

Also re-use the xen_swiotlb_detect() check on Arm32.

Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
[For arm64]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/1654197833-25362-2-git-send-email-olekstysh@gmail.com
Signed-off-by: Juergen Gross <jgross@suse.com>
/linux/arch/arm64/mm/
H A Ddma-mapping.cdiff 9bf22421dc8a69cade3c994771637e9693ff0216 Thu Jun 02 21:23:46 CEST 2022 Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> arm/xen: Introduce xen_setup_dma_ops()

This patch introduces new helper and places it in new header.
The helper's purpose is to assign any Xen specific DMA ops in
a single place. For now, we deal with xen-swiotlb DMA ops only.
The one of the subsequent commits in current series will add
xen-grant DMA ops case.

Also re-use the xen_swiotlb_detect() check on Arm32.

Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
[For arm64]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/1654197833-25362-2-git-send-email-olekstysh@gmail.com
Signed-off-by: Juergen Gross <jgross@suse.com>
/linux/arch/arm/mm/
H A Ddma-mapping.cdiff 9bf22421dc8a69cade3c994771637e9693ff0216 Thu Jun 02 21:23:46 CEST 2022 Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com> arm/xen: Introduce xen_setup_dma_ops()

This patch introduces new helper and places it in new header.
The helper's purpose is to assign any Xen specific DMA ops in
a single place. For now, we deal with xen-swiotlb DMA ops only.
The one of the subsequent commits in current series will add
xen-grant DMA ops case.

Also re-use the xen_swiotlb_detect() check on Arm32.

Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
[For arm64]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/1654197833-25362-2-git-send-email-olekstysh@gmail.com
Signed-off-by: Juergen Gross <jgross@suse.com>