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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" On Mon, Aug 08, 2022 at 02:53:53PM +0200, Thomas Zimmermann wrote: > Add IOSYS_MAP_INIT_VADDR_IOMEM() for static init of variables of type > struct iosys_map. > > Signed-off-by: Thomas Zimmermann Reviewed-by: Sam Ravnborg > --- > include/linux/iosys-map.h | 15 ++++++++++++++- > 1 file changed, 14 insertions(+), 1 deletion(-) > > diff --git a/include/linux/iosys-map.h b/include/linux/iosys-map.h > index a533cae189d7..cb71aa616bd3 100644 > --- a/include/linux/iosys-map.h > +++ b/include/linux/iosys-map.h > @@ -46,10 +46,13 @@ > * > * iosys_map_set_vaddr(&map, 0xdeadbeaf); > * > - * To set an address in I/O memory, use iosys_map_set_vaddr_iomem(). > + * To set an address in I/O memory, use IOSYS_MAP_INIT_VADDR_IOMEM() or > + * iosys_map_set_vaddr_iomem(). > * > * .. code-block:: c > * > + * struct iosys_map map = IOSYS_MAP_INIT_VADDR_IOMEM(0xdeadbeaf); > + * > * iosys_map_set_vaddr_iomem(&map, 0xdeadbeaf); > * > * Instances of struct iosys_map do not have to be cleaned up, but > @@ -121,6 +124,16 @@ struct iosys_map { > .is_iomem = false, \ > } > > +/** > + * IOSYS_MAP_INIT_VADDR_IOMEM - Initializes struct iosys_map to an address in I/O memory > + * @vaddr_iomem_: An I/O-memory address > + */ > +#define IOSYS_MAP_INIT_VADDR_IOMEM(vaddr_iomem_) \ > + { \ > + .vaddr_iomem = (vaddr_iomem_), \ > + .is_iomem = true, \ > + } > + > /** > * IOSYS_MAP_INIT_OFFSET - Initializes struct iosys_map from another iosys_map > * @map_: The dma-buf mapping structure to copy from > -- > 2.37.1 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization