From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Subject: Re: [PATCH v2 1/3] Docs: dt: Add PCI MSI map bindings Date: Wed, 23 Sep 2015 17:37:48 +0100 Message-ID: <20150923173748.0c684c6a@arm.com> References: <1442966406-13198-1-git-send-email-ddaney.cavm@gmail.com> <1442966406-13198-2-git-send-email-ddaney.cavm@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1442966406-13198-2-git-send-email-ddaney.cavm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: David Daney Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Will Deacon , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Grant Likely , Thomas Gleixner , Jason Cooper , David Daney List-Id: devicetree@vger.kernel.org On Tue, 22 Sep 2015 17:00:04 -0700 David Daney wrote: > From: Mark Rutland > > Currently msi-parent is used by a few bindings to describe the > relationship between a PCI root complex and a single MSI controller, but > this property does not have a generic binding document. > > Additionally, msi-parent is insufficient to describe more complex > relationships between MSI controllers and devices under a root complex, > where devices may be able to target multiple MSI controllers, or where > MSI controllers use (non-probeable) sideband information to distinguish > devices. > > This patch adds a generic binding for mapping PCI devices to MSI > controllers. This document covers msi-parent, and a new msi-map property > (specific to PCI*) which may be used to map devices (identified by their > Requester ID) to sideband data for each MSI controller that they may > target. > > Signed-off-by: Mark Rutland > Signed-off-by: David Daney I thought I had done it already, but nevertheless: Acked-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html