On 03/10/2024 13:05, Conor Dooley wrote: > On Thu, Oct 03, 2024 at 09:59:38AM +0200, Clément Léger wrote: >> >> >> On 02/10/2024 18:10, Conor Dooley wrote: >>> From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> >>> >>> Section 35.2. Extensions Overview of [1] says: >>> | The Zvknhb and Zvbc Vector Crypto Extensions --and accordingly the composite extensions Zvkn and >>> | Zvks-- (sic) require a Zve64x base, or application ("V") base Vector Extension. >>> | All of the other Vector Crypto Extensions can be built on any embedded (Zve*) or application ("V") base >>> | Vector Extension >>> >>> Apply these rules in the binding, so that invalid combinations can be >>> avoided. >>> >>> Link: https://github.com/riscv/riscv-isa-manual/releases/tag/riscv-isa-release-698e64a-2024-09-09 [1] >>> Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> >>> --- >>> .../devicetree/bindings/riscv/extensions.yaml | 32 +++++++++++++++++++ >>> 1 file changed, 32 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml >>> index abf2579171c5b..02b822bbf341d 100644 >>> --- a/Documentation/devicetree/bindings/riscv/extensions.yaml >>> +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml >>> @@ -651,6 +651,38 @@ properties: >>> - contains: >>> const: zve64f >>> >>> + - if: >>> + contains: >>> + anyOf: >>> + - const: zvbc >>> + - const: zvkn >>> + - const: zvknhb >>> + - const: zvks >> >> Shouldn't zvksed and zvksh be part odf this list ? My understanding of >> the spec might be wrong but "Zvks--" seems like a poor-man's wildcard >> for Zvks* extensions ? > > I don't think so, there's a corresponding -- on the first line of the > quote. I think it is some really odd styling that should be replaced by > commas. > Oh yes, my bad.