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qcacmn: Handle FP BARs without errors in wbm release ring

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Only BAR frames with REO/RXDMA push reason as error are handled
in host. FP BAR frames without errors, are routed to host
via REO/RXDMA with push reason as route.

Instead of leaking the buffer, handle the routed BAR frames
gracefully. Free the buffer and log stats to detect such
cases.

Change-Id: I6e09e8b948d9b2d9d3de3b6558e54f0c70901c62
CRs-Fixed: 2814303
This commit is contained in:
Padma Raghunathan
2020-11-26 16:32:41 +05:30
committed by snandini
parent 66ec120912
commit b82e526a72
3 changed files with 16 additions and 0 deletions
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8
dp/wifi3.0/dp_rx_err.c
View File

@@ -2256,6 +2256,10 @@ done:
wbm_err_info.reo_err_code); wbm_err_info.reo_err_code);
qdf_nbuf_free(nbuf); qdf_nbuf_free(nbuf);
} }
} else if (wbm_err_info.reo_psh_rsn
== HAL_RX_WBM_REO_PSH_RSN_ROUTE) {
DP_STATS_INC(soc, rx.reo2rel_route_drop, 1);
qdf_nbuf_free(nbuf);
} }
} else if (wbm_err_info.wbm_err_src == } else if (wbm_err_info.wbm_err_src ==
HAL_RX_WBM_ERR_SRC_RXDMA) { HAL_RX_WBM_ERR_SRC_RXDMA) {
@@ -2320,6 +2324,10 @@ done:
dp_err_rl("RXDMA error %d", dp_err_rl("RXDMA error %d",
wbm_err_info.rxdma_err_code); wbm_err_info.rxdma_err_code);
} }
} else if (wbm_err_info.rxdma_psh_rsn
== HAL_RX_WBM_RXDMA_PSH_RSN_ROUTE) {
DP_STATS_INC(soc, rx.rxdma2rel_route_drop, 1);
qdf_nbuf_free(nbuf);
} }
} else { } else {
/* Should not come here */ /* Should not come here */

4
dp/wifi3.0/dp_stats.c
View File

@@ -6640,6 +6640,10 @@ dp_print_soc_rx_stats(struct dp_soc *soc)
soc->stats.rx.err.reo_cmd_send_fail); soc->stats.rx.err.reo_cmd_send_fail);
DP_PRINT_STATS("Rx BAR frames:%d", soc->stats.rx.bar_frame); DP_PRINT_STATS("Rx BAR frames:%d", soc->stats.rx.bar_frame);
DP_PRINT_STATS("Rxdma2rel route drop:%d",
soc->stats.rx.rxdma2rel_route_drop);
DP_PRINT_STATS("Reo2rel route drop:%d",
soc->stats.rx.reo2rel_route_drop);
} }
#ifdef FEATURE_TSO_STATS #ifdef FEATURE_TSO_STATS

4
dp/wifi3.0/dp_types.h
View File

@@ -892,6 +892,10 @@ struct dp_soc_stats {
uint32_t msdu_scatter_wait_break; uint32_t msdu_scatter_wait_break;
/* Number of bar frames received */ /* Number of bar frames received */
uint32_t bar_frame; uint32_t bar_frame;
/* Number of frames routed from rxdma */
uint32_t rxdma2rel_route_drop;
/* Number of frames routed from reo*/
uint32_t reo2rel_route_drop;
struct { struct {
/* Invalid RBM error count */ /* Invalid RBM error count */