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Groups > linux.kernel > #1667262
| From | Logan Gunthorpe <logang@deltatee.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [RFC PATCH 13/13] switchtec_ntb: update switchtec documentation with notes for ntb |
| Date | 2017-06-15 22:50 +0200 |
| Message-ID | <tSJSi-7i5-21@gated-at.bofh.it> (permalink) |
| References | <tSJIB-7cs-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The switchtec_ntb driver has a couple requirements on the switchec's hardware configuration so we add these notes to the documentation. Signed-off-by: Logan Gunthorpe <logang@deltatee.com> Reviewed-by: Stephen Bates <sbates@raithlin.com> Reviewed-by: Kurt Schwemmer <kurt.schwemmer@microsemi.com> --- Documentation/switchtec.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/switchtec.txt b/Documentation/switchtec.txt index a0a9c7b3d4d5..978a346e1fb3 100644 --- a/Documentation/switchtec.txt +++ b/Documentation/switchtec.txt @@ -78,3 +78,15 @@ The following IOCTLs are also supported by the device: between PCI Function Framework number (used by the event system) and Switchtec Logic Port ID and Partition number (which is more user friendly). + + +Non-Transparent Bridge (NTB) Driver +=================================== + +An NTB driver is provided for the switchtec hardware in switchec_ntb. +Currently, it only supports switches configured with exactly 2 +partitions. It also requires the following configuration settings: + +* Both partitions must be able to access each other's GAS spaces. + Thus, the bits in the GAS Access Vector under Management Settings + must be set to support this. -- 2.11.0
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[RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:40 +0200
[RFC PATCH 09/13] switchtec_ntb: add link management Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:40 +0200
[RFC PATCH 04/13] switchtec: add link event notifier block Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:40 +0200
Re: [RFC PATCH 04/13] switchtec: add link event notifier block Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
Re: [RFC PATCH 04/13] switchtec: add link event notifier block Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:30 +0200
[RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory windows Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
Re: [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory windows Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
Re: [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory windows Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:40 +0200
Re: [RFC PATCH 06/13] switchtec_ntb: initialize hardware for memory windows Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-18 02:40 +0200
[RFC PATCH 13/13] switchtec_ntb: update switchtec documentation with notes for ntb Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
[RFC PATCH 02/13] switchtec: export class symbol for use in upper layer driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
Re: [RFC PATCH 02/13] switchtec: export class symbol for use in upper layer driver Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
Re: [RFC PATCH 02/13] switchtec: export class symbol for use in upper layer driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:20 +0200
[RFC PATCH 08/13] switchtec_ntb: add skeleton ntb driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
[RFC PATCH 05/13] switchtec_ntb: introduce initial ntb driver Logan Gunthorpe <logang@deltatee.com> - 2017-06-15 22:50 +0200
RE: [RFC PATCH 00/13] Switchtec NTB Support "Allen Hubbe" <Allen.Hubbe@dell.com> - 2017-06-16 16:00 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 16:20 +0200
RE: [RFC PATCH 00/13] Switchtec NTB Support "Allen Hubbe" <Allen.Hubbe@dell.com> - 2017-06-16 17:40 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 18:50 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 19:40 +0200
RE: [RFC PATCH 00/13] Switchtec NTB Support "Allen Hubbe" <Allen.Hubbe@dell.com> - 2017-06-16 20:10 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 21:20 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 18:40 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 19:10 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 20:40 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-16 21:40 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Serge Semin <fancer.lancer@gmail.com> - 2017-06-16 22:30 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support 'Greg Kroah-Hartman' <gregkh@linuxfoundation.org> - 2017-06-17 07:20 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:20 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-17 18:20 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Jon Mason <jdmason@kudzu.us> - 2017-06-19 21:20 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Jon Mason <jdmason@kudzu.us> - 2017-06-19 22:10 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Logan Gunthorpe <logang@deltatee.com> - 2017-06-19 22:30 +0200
Re: [RFC PATCH 00/13] Switchtec NTB Support Jon Mason <jdmason@kudzu.us> - 2017-06-19 23:10 +0200
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