>-----Original Message----- >From: McDaniel, Timothy <timothy.mcdan...@intel.com> >Sent: Thursday, July 2, 2020 5:14 PM >To: dev@dpdk.org >Cc: jer...@marvell.com; Eads, Gage <gage.e...@intel.com>; Van Haaren, Harry ><harry.van.haa...@intel.com>; m...@ashroe.eu; nhor...@tuxdriver.com; Rao, >Nikhil <nikhil....@intel.com>; Carrillo, Erik G <erik.g.carri...@intel.com>; >Gujjar, >Abhinandan S <abhinandan.guj...@intel.com>; pbhagavat...@marvell.com; >hemant.agra...@nxp.com; mattias.ronnb...@ericsson.com; Mccarthy, Peter ><peter.mccar...@intel.com>; McDaniel, Timothy ><timothy.mcdan...@intel.com> >Subject: [PATCH] doc: announce changes to eventdev public data structures > >From: "McDaniel, Timothy" <timothy.mcdan...@intel.com> > >Signed-off-by: McDaniel, Timothy <timothy.mcdan...@intel.com> >--- > doc/guides/rel_notes/deprecation.rst | 28 ++++++++++++++++++++++++++++ > 1 file changed, 28 insertions(+) > >diff --git a/doc/guides/rel_notes/deprecation.rst >b/doc/guides/rel_notes/deprecation.rst >index d1034f6..6af9b40 100644 >--- a/doc/guides/rel_notes/deprecation.rst >+++ b/doc/guides/rel_notes/deprecation.rst >@@ -130,3 +130,31 @@ Deprecation Notices > Python 2 support will be completely removed in 20.11. > In 20.08, explicit deprecation warnings will be displayed when running > scripts with Python 2. >+ >+* eventdev: Three public data structures will be updated in 20.11; >+ ``rte_event_dev_info``, ``rte_event_dev_config``, and >+ ``rte_event_port_conf``. >+ Two new members will be added to the ``rte_event_dev_info`` struct. >+ The first, max_event_port_links, will be a uint8_t, and represents the >+ maximum number of queues that can be linked to a single event port by >+ this device. The second, max_single_link_event_port_queue_pairs, will be a >+ uint8_t, and represents the maximum number of event ports and queues that >+ are optimized for (and only capable of) single-link configurations >+ supported by this device. These ports and queues are not accounted for in >+ max_event_ports or max_event_queues. >+ One new member will be added to the ``rte_event_dev_config`` struct. The >+ nb_single_link_event_port_queues member will be a uint8_t, and will >+ represent the number of event ports and queues that will be singly-linked >+ to each other. These are a subset of the overall event ports and queues. >+ This value cannot exceed nb_event_ports or nb_event_queues. If the >+ device has ports and queues that are optimized for single-link usage, this >+ field is a hint for how many to allocate; otherwise, regular event ports and >+ queues can be used. >+ Finally, the ``rte_event_port_conf`` struct will be >+ modified as follows. The uint8_t implicit_release_disabled field >+ will be replaced by a uint32_t event_port_cfg field. The new field will >+ initially have two bits assigned. RTE_EVENT_PORT_CFG_DISABLE_IMPL_REL >+ will have the same meaning as implicit_release_disabled. The second bit, >+ RTE_EVENT_PORT_CFG_SINGLE_LINK will be set if the event port links only >+ to a single event queue. >+ >-- >1.7.10
Hello Jerin and DPDK community. Please review and approve the eventdev interface changes announced in this notice. Thanks, Tim