Messages in this thread | | | Date | Thu, 31 Mar 2022 08:19:56 -0700 | From | Ira Weiny <> | Subject | Re: [PATCH V7 03/10] PCI: Create PCI library functions in support of DOE mailboxes. |
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On Wed, Mar 30, 2022 at 10:50:31PM -0700, Christoph Hellwig wrote: > On Wed, Mar 30, 2022 at 04:59:13PM -0700, ira.weiny@intel.com wrote: > > From: Jonathan Cameron <Jonathan.Cameron@huawei.com> > > > > Introduced in a PCI v6.0[1], DOE provides a config space based mailbox > > with standard protocol discovery. Each mailbox is accessed through a > > DOE Extended Capability. > > > > Each DOE mailbox must support the DOE discovery protocol in addition to > > any number of additional protocols. > > > > Define core PCI functionality to manage a single PCI DOE mailbox at a > > defined config space offset. Functionality includes creating, supported > > protocol queries, submit tasks to, and destroying the new state objects. > > > > If interrupts are desired, interrupts vectors should be allocated prior > > to asking for irq's when creating a mailbox object. > > I really don't think this should be built unconditionally and bloat > every single kernel built with PCI support.
I can add a Kconfig.
Thanks for looking, Ira
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