lkml.org 
[lkml]   [2014]   [Sep]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v10 06/10] PCI: Introduce generic domain handling for PCI busses.
On Mon, Sep 08, 2014 at 02:54:28PM +0100, Liviu Dudau wrote:
> The handling of PCI domains (or PCI segments in ACPI speak) is
> usually a straightforward affair but its implementation is
> currently left to the architectural code, with pci_domain_nr(b)
> querying the value of the domain associated with bus b.
>
> This patch introduces CONFIG_PCI_DOMAINS_GENERIC as an
> option that can be selected if an architecture want a
> simple implementation where the value of the domain
> associated with a bus is stored in struct pci_bus.
>
> The architectures that select CONFIG_PCI_DOMAINS_GENERIC will
> then have to implement pci_bus_assign_domain_nr() as a way
> of setting the domain number associated with a root bus.
> All child busses except the root bus will inherit the domain_nr
> value from their parent.
>
> Cc: Bjorn Helgaas <bhelgaas@google.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Signed-off-by: Catalin Marinas <Catalin.Marinas@arm.com>
> [Renamed pci_set_domain_nr() to pci_bus_assign_domain_nr()]
> Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>

I'm probably the author here, but the patch log doesn't say so (I don't
mind, just a remark).

--
Catalin


\
 
 \ /
  Last update: 2014-09-10 19:01    [W:0.184 / U:0.056 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site