[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [RFC V2] xen: interface: introduce pvclk interface
On 20/01/16 09:31, Peng Fan wrote: > Introduce pvclk interface which is useful when doing device passthrough > on ARM platform. ... > +/* > + * Frontend request > + * > + * cmd: command for operation on clk, should be XEN_CLK_[xx], > + * excluding XEN_CLK_END. id is the > + * id: clk id > + * rate: clock rate. Used for set rate. Which unit? Hz? > + */ > +struct xen_clkif_request { > + uint32_t cmd; > + uint32_t id; > + uint64_t rate; > +}; > +typedef struct xen_clkif_request xen_clkif_request_t; > + > +/* > + * Backend response > + * > + * cmd: command for operation on clk, same with the cmd in request. > + * id: clk id, same with the id in request. > + * success: indicate failure or success for the cmd. Values? > + * rate: clock rate. Used for get rate. > + * > + * cmd and id are filled by backend and passed to frontend to > + * let frontend check whether the response is for the current > + * request or not. I'd rather let the frontend add a request Id to the request which will be echoed here instead cmd and clock Id. Juergen _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |