Messages in this thread | | | Date | Wed, 30 Mar 2022 22:50:31 -0700 | From | Christoph Hellwig <> | 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 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.
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