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docs: ntb.txt: add blank lines to clean up some Sphinx warnings 

In order to make it easier to parse and produce the right output,
add some extra blank lines.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
hifive-unleashed-5.2
Mauro Carvalho Chehab 2019-04-10 06:56:26 -03:00 committed by Jonathan Corbet
parent cf566e1ee2
commit 59bc64f0d0
1 changed files with 4 additions and 0 deletions
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Documentation/ntb.txt
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@ -77,11 +77,13 @@ outbound memory window so to have access to the shared memory region.
As one can see the described scenarios can be combined in one portable
algorithm.
Local device:
1) Allocate memory for a shared window
2) Initialize memory window by translated address of the allocated region
(it may fail if local memory window initialization is unsupported)
3) Send the translated address and memory window index to a peer device
Peer device:
1) Initialize memory window with retrieved address of the allocated
by another device memory region (it may fail if peer memory window
@ -90,6 +92,7 @@ algorithm.
In accordance with this scenario, the NTB Memory Window API can be used as
follows:
Local device:
1) ntb_mw_count(pidx) - retrieve number of memory ranges, which can
be allocated for memory windows between local device and peer device
@ -105,6 +108,7 @@ follows:
5) Send translated base address (usually together with memory window
number) to the peer device using, for instance, scratchpad or message
registers.
Peer device:
1) ntb_peer_mw_set_trans(pidx, midx) - try to set received from other
device (related to pidx) translated address for specified memory