Check the return status of the osif->rx function and in case
of failure drop the skb. This is needed when OOR error frame
is received and if the frame was not delivered to stack it
needs to be dropped.
Add error counter to periodic stats to determine how many Rx
packets were rejected or were dropped since deliver to
stack failed.
Add the new status check for delivering rx frames to stack
under MCC specific flag - DELIVERY_TO_STACK_STATUS_CHECK.
Change-Id: I9b1c795f168774669783cc601e68003a7747a279
CRs-Fixed: 2672498
Enable monitor destination ring interrupt to fix
packet is getting stuck in monitor mode.
Fix and add monitor mode debug count
Change-Id: I74efdcf6a4373dd73e373285c8cd3aa5757cd0b2
This is to enhance statics for runtime put/get, which is
to detect if there is mismatch for usage_count.
Change-Id: I24cddb9d10e4cb675c8375cbd0f589c7718bd680
CRs-Fixed: 2647972
There might be aggressive error logging in the dmesg if wbm_desc_rel_ring
is hang. So use the dp_info_rl instead of QDF_TRACE to reduce aggressive
logging to avaoid spin lock huge delay when processing the
reo_exception_ring.
Change-Id: I4622f28cd6d8771cf27643a867892b62860d1ddc
CRs-Fixed: 2648149
Support RX 2K jump/OOR frame handling from REO2TCL ring.
(a) configure REO error destination ring register to route 2K jump
/OOR frame to REO2TCL ring.
(b) for 2K jump RX frame, only accept ARP frame and drop others,
meanwhile, send delba action frame to remote peer once receive first
2K jump data.
(c) for OOR RX frame, accept ARP/EAPOL/DHCP/IPV6_DHCP frame, otherwise
drop it.
Change-Id: I7cb33279a8ba543686da4eba547e40f86813e057
CRs-Fixed: 2631949
Add following changes:
a. Add CDP API to config full monitor mode
b. HTT configuration changes
c. Init/Deinit changes for full monitor mode resources
CRs-Fixed: 2632442
Change-Id: I06db5194031b3ea0f0c1e5deda20df4bc0faa0b9
Host rx return_buffer_manager should always be 4 or 6. Add check for
invalid return_buffer_manager value in ring descriptor.
Change-Id: I509dd58ddd89e6a0ce1bffa509dcfabbd0fbc975
CRs-Fixed: 2632372
The rx descriptor obtained using the cookie
can be NULL if the cookie is invalid. Hence
dereferencing the rx descriptor without any
validation can cause invalid address access.
Fix this by validating the rx descriptor
which has been obtained using the cookie from
the hal ring descriptor.
Change-Id: Ib584f0d8175b581d15b0e1c67d2f6ed9119ecbfc
CRs-Fixed: 2629254
Command ring is now renamed to credit ring on QCN9000
and used for credit based flow.
Renaming the ring to give meaningful name.
Change-Id: I726aed19477fcfb256e4e0cca8ddb9389035b58c
CRs-Fixed: 2562640
Maintain packet counters for each peer based on protocol. Following 3
protocols are supported
* ICMP (IPv4)
* ARP (IPv4)
* EAP
Change-Id: I56dd9bbedd7b6698b7d155a524b242e8cabd76c3
CRs-Fixed: 2604877
Add a framework to configure varying buffer size for both data and monitor
buffers.
For example, with this framework, the user can configure 2K SKB for Data
buffers, monitor status rings, monitor descriptor rings, monitor
destination rings and 4K SKB for monitor buffers through compile time.
Change-Id: I212d04ff6907e71e9c80b69834aa07ecc6db4d2e
CRs-Fixed: 2604646
long length msdu is received and looks this msdu is spread across
multiple nbufs, there is no corresbonding logic for this case.
qdf_set_pkt_len will invoke pskb_expand_head to renew skb->head
buffer, but the rx_tlv_hdr is still pointed to original skb->data
buffer, invalid accessing will happen.
As a WAR, drop this msdu related nbufs after dp_rx_sg_create is done.
Change-Id: Iceb09fd04e4d768325018a8ddd4261ab4f75991a
CRs-Fixed: 2597927
multipass_rx_pkt_drop is peer level stats counter
used to count multipass rx packet dropped frame.
Accumulate this counter at vdev and pdev level.
It also initializes multipass_en flag to false at
vdev attach.
Change-Id: Idaa85a71c80eefb9359abb026402b71aa28ad6a2
CRs-Fixed: 2595551
1. Move all LMAC rings to SOC from pDEV
2. Dynamically obtain lmac->pdev mapping while handling LMAC interrupts
Change-Id: Ib017d49243405b62fc34099c01a2b898b25341d0
A build error happens if "%lu" is applied to a size_t variable.
Change the format to "%zu" in dp_print_tso_stats().
Change-Id: Ib9e7ff5de91a8d5de091f8adae003f0ce0258acb
CRs-Fixed: 2560138
Memory leak fixed in dp_rx_tid_delete_wifi3 in the case
where update cmd send fails. Add the desc to the front of
free desc list and set a flag to ensure that the update
cmd is resent from delete rx_tid callback. In the same
callback ensure that the update cmd desc is sent out first
and then proceed to free other descs by sending out the
flush cache cmd for each of those descs.
If the flush cache cmd is not sent successfully to REO,
add the REO descriptor back to the free desc list and
defer the deletion to the callback function. This update
is made under MCL feature flag REO_DESC_DEFER_FREE.
Add a soc level stat to indicate the reo send cmd failures.
Change-Id: I4e4cf47223d5325a53f2df22571895489d033ba3
CRs-Fixed: 2551028
Add support to account for TSO jumbo packets on the
Tx path and print the statistics using dumpStats 3.
Change-Id: I6cc446df5c84e3ac436d922935fcd559e0704ec5
CRs-Fixed: 2356244
Check if REO ring is near full at the end of dp_rx_process. In case the
ring is near full, reap the packets in the ring (and replenish, send to
upper layer) until the quota allows. Ignore the HIF yield time
limit in such cases.
This change is needed to prevent back pressure from the REO ring(in case
it gets full). Backpressure from REO ring (to LMAC) may lead to a
watchdog and eventually a FW crash. Hence, avoid such a scenario by
reaping as many packets as the 'quota' allows when the REO ring is in
aforementioned condition.
A sid-effect of this change would be that at times the RX softirq may run
longer (till the quota limit) than the configured HIF yield time.
However, this logic is not expected to kick-in in perf builds. The issue
is reported for a defconfig build where lots debug options are enabled
in the kernel which can slow the processing down.
Change-Id: I2eb6544c159ec5957d10386b1750fd96473fe13a
CRs-Fixed: 2540964
added stats counter to check invalid release reason other than
FW and TQM in tx completion path.
added assert to make sure host is not releasing descriptors with NULL
address.
Change-Id: I3a30bd0f0c3954ed6435489d9b21f16201d1b840
Pass pdev to dp_peer_stats_notify API instead of de-referencing
this from peer structure.
Change-Id: I5dc679283f5822f44b4140aefb3aee44a826c720
CRs-Fixed: 2500647
STATUS_DONE is missing sometimes in monitor status ring,
but logging for each entry in the ring increases the time
for which the hal_ring access lock is held. If there are
many entries in the monitor status ring, this can lead to
the hal ring access lock being held for too long and cause
inconsistencies.
Reduce the logging level of the tlv tag STATUS_DONE errors
and have a counter for the cases when this happens.
CRs-Fixed: 2502422
Change-Id: Ica77ce62bbe2c6b7691d638ac44ab0452dd2fd97
MDNS packets if forwarded for a NAN vdev can lead to potential flooding
of the air interface. Hence donot forward them.
Change-Id: Idfdedfb0b5b553745440587448230013f3b56a7d
CRs-Fixed: 2503360
Tags are programmed using wlanconfig commands. Rx IPv4/v6
TCP/UDP packets matching a 5-tuple are tagged using HawkeyeV2 hardware.
Tags are populated in the skb->cb in the REO/exception/monitor data
path and sent to upper stack
CRs-Fixed: 2502311
Change-Id: I7c999e75fab43b6ecb6f9d9fd4b0351f0b9cfda8
Add tx device limit configurable from INI.
This is used to limit the overall tx descriptors used in the device
Change-Id: I51e9611ca14bdc146de914317b38b98329130c9f
Add dp_tx_desc_limit for 5G high, 2G and 5G low to limit the
number of software tx_desc to be allocated.
Change-Id: If97e858b73aafaed0e21fc8f6e0337e467ce0ecc
Printing ring stats from requesting txrx stats needs access PCIe link
so make sure it is resumed by doing a sync resume if it is runtime PM
suspended. Also response of h2t_ext_stats_msg from FW is not guaranteed
so tag it properly so that in HTC layer, corresponding "put" API will
be called right after sending the packet.
Change-Id: Idc5797b38557ed5779d920c72200b9d28769ab58
CRs-fixed: 2487521
Rssi_in_dbm has incorrect format specifier due to which
it returned large values,change it to correct specifier.
Change-Id: I06426e36b6abf5b915d039dfea8afd5d3aa06195
CRs-Fixed: 2490087
Size of rx_pkt_hdr tlv structure is used to check if there is enough
space in the SKB to add radiotap header.
The issue is seen due to a single SKB can hold the multiple TLVs and
the next subsequent SKB has the data. In this case, there is no headroom
available in the second SKB. Therefore crash seen while adding the
radiotap header in the second SKB.
To fix this issue, check if the SKB has enough headroom space. If not,
drop the frame.
Change-Id: Icd11f946c0aee974dde2ef21f59cfe3d8b87fa5d
CRs-Fixed: 2480719
Deliver RX data to stack even if no peer found, this is
needed for LFR roaming case like eapol data.
Change-Id: Ic81f29993fb4542847bd076042a13de6e9f18173
CRs-Fixed: 2468082
In some case, HW will fill in unexpected peer_id into RX PKT TLV,
if this peer_id related peer is valid by coincidence, but actually
this peer won't do dp_peer_rx_init(like SAP Vdev self peer),
then invalid accessing to peer rx tid will happen.
do SW WAR that add checking about peer tid array, if not initialed,
free the rx nbuf.
Change-Id: Icf196b4f92eb341e1ace5128c681d24c41dff6cd
CRs-Fixed: 2468537
Currenly this function, is_sa_da_idx_valid(), called from dp_rx_process
does not take MC/BC packets into account. For broadcast packets e.g.
DHCP offer packets from some APs, this check may fail (incorrectly).
Thus dropping the broadcast packet, when it should have been passed
on to the stack.
Fix is_sa_da_idx_valid function by taking MC/BC packets into account.
Change-Id: Ibbb34134e997e0d5394dfa654be84b9fa43434a3
CRs-Fixed: 2466839
write module specific macros inside module/config and
use these inc files inside the kbuild of the module using those
macros.
Change-Id: Ide18770973f35d0e5c45e2474b24256107f40d8c
Non raw traffic gets enqueued to VAP in raw mode
and incorrect fc.type causes HW fault.
Lets proceed only if raw frame is of type data.
Change-Id: I9f0d608cd1b319feb9af642969b258aab813645f
CRs-Fixed: 2434391
