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qcacmn: For fast recycle case invalidate TLV header

Selaa lähdekoodia 
In case of fast_recycled is set we can avoid invalidating
the complete buffer as it would have been invalidated
by tx driver before giving to recycler.

But we need to still invalidate rx_pkt_tlv_size as this
area will not be invalidated in TX path

Change-Id: I9e5202d8b251a5d59117609a705a311e499d05b0
CRs-Fixed: 3332713
This commit is contained in:
Chaithanya Garrepalli
2022-11-09 19:34:39 +05:30
committed by Madan Koyyalamudi
vanhempi 1ca035fa80
commit 720568a65d
2 muutettua tiedostoa jossa 35 lisäystä ja 0 poistoa
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13
dp/wifi3.0/dp_rx.h
Näytä tiedosto

@@ -2427,6 +2427,7 @@ qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc,
return (qdf_dma_addr_t)qdf_mem_virt_to_phys(nbuf->data); return (qdf_dma_addr_t)qdf_mem_virt_to_phys(nbuf->data);
} }
#else #else
#define L3_HEADER_PAD 2
static inline static inline
qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc, qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc,
qdf_nbuf_t nbuf, qdf_nbuf_t nbuf,
@@ -2436,7 +2437,19 @@ qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc,
qdf_nbuf_dma_inv_range_no_dsb((void *)nbuf->data, qdf_nbuf_dma_inv_range_no_dsb((void *)nbuf->data,
(void *)(nbuf->data + buf_size)); (void *)(nbuf->data + buf_size));
} else { } else {
/*
* In case of fast_recycled is set we can avoid invalidating
* the complete buffer as it would have been invalidated
* by tx driver before giving to recycler.
*
* But we need to still invalidate rx_pkt_tlv_size as this
* area will not be invalidated in TX path
*/
DP_STATS_INC(dp_soc, rx.fast_recycled, 1); DP_STATS_INC(dp_soc, rx.fast_recycled, 1);
qdf_nbuf_dma_inv_range_no_dsb((void *)nbuf->data,
(void *)(nbuf->data +
dp_soc->rx_pkt_tlv_size +
L3_HEADER_PAD));
} }
nbuf->fast_recycled = 0; nbuf->fast_recycled = 0;

22
dp/wifi3.0/dp_rx_err.c
Näytä tiedosto

@@ -2723,6 +2723,27 @@ dp_rx_is_sg_formation_required(struct hal_wbm_err_desc_info *info)
return false; return false;
} }
#ifdef QCA_DP_NBUF_FAST_RECYCLE_CHECK
static inline void dp_rx_err_tlv_invalidate(struct dp_soc *soc,
qdf_nbuf_t nbuf)
{
/*
* In case of fast recycle TX driver can avoid invalidate
* of buffer in case of SFE forward. We need to invalidate
* the TLV headers after writing to this location
*/
qdf_nbuf_dma_inv_range_no_dsb((void *)nbuf->data,
(void *)(nbuf->data +
soc->rx_pkt_tlv_size +
L3_HEADER_PAD));
}
#else
static inline void dp_rx_err_tlv_invalidate(struct dp_soc *soc,
qdf_nbuf_t nbuf)
{
}
#endif
uint32_t uint32_t
dp_rx_wbm_err_process(struct dp_intr *int_ctx, struct dp_soc *soc, dp_rx_wbm_err_process(struct dp_intr *int_ctx, struct dp_soc *soc,
hal_ring_handle_t hal_ring_hdl, uint32_t quota) hal_ring_handle_t hal_ring_hdl, uint32_t quota)
@@ -2897,6 +2918,7 @@ dp_rx_wbm_err_process(struct dp_intr *int_ctx, struct dp_soc *soc,
(uint8_t *)&wbm_err_info, (uint8_t *)&wbm_err_info,
sizeof(wbm_err_info)); sizeof(wbm_err_info));
dp_rx_err_tlv_invalidate(soc, nbuf);
rx_bufs_reaped[rx_desc->chip_id][rx_desc->pool_id]++; rx_bufs_reaped[rx_desc->chip_id][rx_desc->pool_id]++;
if (qdf_nbuf_is_rx_chfrag_cont(nbuf) || process_sg_buf) { if (qdf_nbuf_is_rx_chfrag_cont(nbuf) || process_sg_buf) {