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qcacmn: Add Sanity checks during RX processing

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- Check for rx_desc.magic before using a rx_desc retrieved from the reo
  destination ring via rx_buf_cookie (dp_rx_process). Add stats.
- Check if we end up re-using a rx_desc with rx_desc.in_use=1 in the
  replenish path (dp_rx_buffers_replenish).
- Drop RX packet and assert in case MSDU Done failures are seen in
  in the TLV during dp_rx_process. Add stats.
- Disable host2rxdma ring mask for MCL. MCL is not expected to be
  receiving these interrupts.

Change-Id: Iaa345d04b8d48814f88ed6e2237fc67696f6a20c
CRs-Fixed: 2382076
This commit is contained in:
Mohit Khanna
2019-01-25 10:46:00 -08:00
committed by nshrivas
parent 9e4bb950e4
commit 16cd1b2e8d
6 changed files with 76 additions and 41 deletions
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10
dp/wifi3.0/dp_main.c
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@@ -6859,10 +6859,14 @@ dp_print_soc_rx_stats(struct dp_soc *soc)
soc->stats.rx.err.rx_invalid_peer.num);
DP_PRINT_STATS("HAL Ring Access Fail = %d",
soc->stats.rx.err.hal_ring_access_fail);
DP_PRINT_STATS("MSDU Done failures = %d",
soc->stats.rx.err.msdu_done_fail);
DP_PRINT_STATS("RX frags: %d", soc->stats.rx.rx_frags);
DP_PRINT_STATS("RX frag wait: %d", soc->stats.rx.rx_frag_wait);
DP_PRINT_STATS("RX frag err: %d", soc->stats.rx.rx_frag_err);
DP_PRINT_STATS("RX HP out_of_sync: %d", soc->stats.rx.hp_oos);
DP_PRINT_STATS("RX DESC invalid magic: %u",
soc->stats.rx.err.rx_desc_invalid_magic);
DP_PRINT_STATS("RX DUP DESC: %d",
soc->stats.rx.err.hal_reo_dest_dup);
DP_PRINT_STATS("RX REL DUP DESC: %d",
@@ -6873,8 +6877,7 @@ dp_print_soc_rx_stats(struct dp_soc *soc)
DP_RXDMA_ERR_LENGTH - index,
" %d", soc->stats.rx.err.rxdma_error[i]);
}
DP_PRINT_STATS("RXDMA Error (0-31):%s",
rxdma_error);
DP_PRINT_STATS("RXDMA Error (0-31):%s", rxdma_error);
index = 0;
for (i = 0; i < HAL_REO_ERR_MAX; i++) {
@@ -6882,8 +6885,7 @@ dp_print_soc_rx_stats(struct dp_soc *soc)
DP_REO_ERR_LENGTH - index,
" %d", soc->stats.rx.err.reo_error[i]);
}
DP_PRINT_STATS("REO Error(0-14):%s",
reo_error);
DP_PRINT_STATS("REO Error(0-14):%s", reo_error);
}
/**