The Buffer Manager (BMan) is a hardware buffer pool management block that
allows software and accelerators on the datapath to acquire and release
buffers in order to build frames.
This patch adds the core routines.
Signed-off-by: Geoff Thorpe <geoff.thorpe@nxp.com>
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
The Queue Manager (QMan) is a hardware queue management block that
allows software and accelerators on the datapath to enqueue and dequeue
frames in order to communicate.
This part of QBMAN DPAA Block.
Signed-off-by: Geoff Thorpe <geoff.thorpe@nxp.com>
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
QMAN frames are managed over a RB tree data structure.
This patch introduces necessary routines for implementing a RB tree.
Signed-off-by: Geoff Thorpe <geoff.thorpe@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
An interrupt manager is implemented by emulating over pthreads.
Handlers are registered by QBMAN layer for being notified about
any interrupt request from DPAA blocks in userspace.
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
FMan or Frame Manager, inspects traffic, splits it into queueson ingress.
It is also responsible for directing traffic on queues on egress.
This patch introduces FMan configurational interfaces. This layer is
used by Bus driver for configuring the hardware block.
Signed-off-by: Geoff Thorpe <geoff.thorpe@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
This layer is used by Bus driver's scan function. Devices are parsed
using OF parser and added to DPAA device list.
Signed-off-by: Geoff Thorpe <geoff.thorpe@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
