other versions
- stretch 4.9.168-1
STRUCT RIO_MPORT_ATT(9) | Internals | STRUCT RIO_MPORT_ATT(9) |
NAME¶
struct_rio_mport_attr - RIO mport device attributesSYNOPSIS¶
struct rio_mport_attr { int flags; int link_speed; int link_width; int dma_max_sge; int dma_max_size; int dma_align; };
MEMBERS¶
flagsmport device capability flags
link_speed
SRIO link speed value (as defined by RapidIO
specification)
link_width
SRIO link width value (as defined by RapidIO
specification)
dma_max_sge
number of SG list entries that can be handled by DMA
channel(s)
dma_max_size
max number of bytes in single DMA transfer (SG
entry)
dma_align
alignment shift for DMA operations (as for other DMA
operations)
AUTHOR¶
Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>Author.
COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |