IOMMU map and unmap RX buffers into LPASS SMMU context
bank for LPASS to access RX buffers in direct link
usecases.
Change-Id: Ie72a008309e3abdf3fbc7198bb5d3af5e9497180
CRs-Fixed: 3356568
PATCH[6/7]:
This patch consists following changes:
-Move monitor related pdev variables to struct dp_mon_pdev
-Move monitor relted soc variables to struct dp_mon_soc
-Move cookie to monitor link desc va to monitor file
-Add APIs to access monitor related variables
-Add dummy APIs to build without monitor support.
Change-Id: I032a480b1383d061f984cee3ba6b10ac7a0ff350
CRs-Fixed: 2983781
Optimize refill buffer pool feature code to be
light weight on CPU, so that refill thread will
consume less CPU resources and also replenishing
RX buffers will be done faster.
Change-Id: I849ca60558c6197003d95e7d54fdb5f837cdc217
CRs-Fixed: 2950166
Avoid per packet Rx refill buff pool lock, instead
acquire/release lock for burst of nbuf's replenishment.
Change-Id: I778cb9702d31d4b8911cca4e7f06f12c50ef6df9
CRs-Fixed: 2884208
Add and initialize a preallocated pool of buffers which can
be used to replenish RX buffers. During replenish, the buffers
from the pool are used instead of allocating/mapping a new buffer
in the softirq context. This preallocated pool will be refilled
in thread context.
Change-Id: Idf3bd7d25c5d57ddba105ccd8fab672c26a184f1
CRs-Fixed: 2869345
Add support for RX buffer pool, this is a pre-allocated pool
of buffers which will be utilized during low memory conditions.
RX buffer replenish will fail when the system is low in memory;
this is okay if the condition is momentary, but if the
system persists in such state for longer duration, then HW will
run out of free buffers and this results in a crash.
RX buffer pool will be helpful in such scenarios. Buffers from
the pool will be given to the HW when the system is running low
in memory.
Change-Id: I7ca1159d858227a0a2021235d24d763e56ac0b27
CRs-Fixed: 2731517
