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qcacmn: chain nbufs using phy_ppdu_id for peer invalid case

Browse source 
nbufs received on wbm_release ring were chained based on
first_msdu and last_msdu bits if the peer is invalid for these
frames, but these fields in the rx tlv header were in-correct as
hardware does not decap these msdu's.
Based on inputs from firmware we now changed this logic to
using phy_ppdu_id field from the rx_mpdu_start tlv & rx_attention tlv.

Change-Id: Ifc7faa2d1b0585bcc226e5cb2045fcb29d152273
This commit is contained in:
Tallapragada Kalyan 2018-03-29 16:19:43 +05:30 • committed by nshrivas
commit 70539512de
5 changed files with 36 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

9
dp/wifi3.0/dp_rx_err.c
View file

@ -424,8 +424,10 @@ dp_rx_chain_msdus(struct dp_soc *soc, qdf_nbuf_t nbuf, uint8_t *rx_tlv_hdr,
*/
struct dp_pdev *dp_pdev = soc->pdev_list[mac_id];
if (hal_rx_msdu_end_first_msdu_get(rx_tlv_hdr)) {
if (!dp_pdev->first_nbuf) {
qdf_nbuf_set_rx_chfrag_start(nbuf, 1);
dp_pdev->ppdu_id = HAL_RX_HW_DESC_GET_PPDUID_GET(rx_tlv_hdr);
dp_pdev->first_nbuf = true;
/* If the new nbuf received is the first msdu of the
* amsdu and there are msdus in the invalid peer msdu
@ -450,8 +452,11 @@ dp_rx_chain_msdus(struct dp_soc *soc, qdf_nbuf_t nbuf, uint8_t *rx_tlv_hdr,
}
if (hal_rx_msdu_end_last_msdu_get(rx_tlv_hdr)) {
if (dp_pdev->ppdu_id == hal_rx_attn_phy_ppdu_id_get(rx_tlv_hdr) &&
hal_rx_attn_msdu_done_get(rx_tlv_hdr)) {
qdf_nbuf_set_rx_chfrag_end(nbuf, 1);
qdf_assert_always(dp_pdev->first_nbuf == true);
dp_pdev->first_nbuf = false;
mpdu_done = true;
}

2
dp/wifi3.0/dp_rx_mon_dest.c
View file

@ -205,7 +205,7 @@ dp_rx_mon_mpdu_pop(struct dp_soc *soc, uint32_t mac_id,
if (qdf_likely(check_ppdu_id)) {
if (is_first_msdu) {
msdu_ppdu_id =
HAL_RX_MON_HW_DESC_GET_PPDUID_GET(
HAL_RX_HW_DESC_GET_PPDUID_GET(
rx_desc_tlv);
is_first_msdu = false;
}

2
dp/wifi3.0/dp_types.h
View file

@ -1163,6 +1163,8 @@ struct dp_pdev {
TAILQ_HEAD(, ppdu_info) ppdu_info_list;
uint32_t tlv_count;
uint32_t list_depth;
uint32_t ppdu_id;
bool first_nbuf;
};
struct dp_peer;

25
dp/wifi3.0/hal_rx.h
View file

@ -803,6 +803,31 @@ hal_rx_attn_ip_cksum_fail_get(uint8_t *buf)
return ip_cksum_fail;
}
#define HAL_RX_ATTN_PHY_PPDU_ID_GET(_rx_attn) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR(_rx_attn, \
RX_ATTENTION_0_PHY_PPDU_ID_OFFSET)), \
RX_ATTENTION_0_PHY_PPDU_ID_MASK, \
RX_ATTENTION_0_PHY_PPDU_ID_LSB))
/*
* hal_rx_attn_phy_ppdu_id_get(): get phy_ppdu_id value
* from rx attention
* @buf: pointer to rx_pkt_tlvs
*
* Return: phy_ppdu_id
*/
static inline uint16_t
hal_rx_attn_phy_ppdu_id_get(uint8_t *buf)
{
struct rx_pkt_tlvs *pkt_tlvs = (struct rx_pkt_tlvs *)buf;
struct rx_attention *rx_attn = &pkt_tlvs->attn_tlv.rx_attn;
uint16_t phy_ppdu_id;
phy_ppdu_id = HAL_RX_ATTN_PHY_PPDU_ID_GET(rx_attn);
return phy_ppdu_id;
}
/*
* Get peer_meta_data from RX_MPDU_INFO within RX_MPDU_START
*/

2
hal/wifi3.0/hal_api_mon.h
View file

@ -208,7 +208,7 @@ HAL_RX_DESC_GET_80211_HDR(void *hw_desc_addr) {
}
static inline
uint32_t HAL_RX_MON_HW_DESC_GET_PPDUID_GET(void *hw_desc_addr)
uint32_t HAL_RX_HW_DESC_GET_PPDUID_GET(void *hw_desc_addr)
{
struct rx_mpdu_info *rx_mpdu_info;
struct rx_pkt_tlvs *rx_desc = (struct rx_pkt_tlvs *)hw_desc_addr;