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qca-wifi: support dummy frame for rts success, mprot_type

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before sending tx capture data frame to stack
rts_success flag is checked on set we send rts and cts dummy frames
before data frame.

Change-Id: Id3dccf5c03b05ff381eb595d7807385afb78d462
This commit is contained in:
nobelj
2019-12-17 13:57:49 -08:00
parent 4623df972f
commit 2726d39497
2 changed files with 108 additions and 0 deletions
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107
dp/wifi3.0/dp_tx_capture.c
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@@ -36,6 +36,18 @@
/* Macros to handle sequence number bitmaps */
/* HW generated rts frame flag */
#define SEND_WIFIRTS_LEGACY_E 1
/* HW generated 11 AC static bw flag */
#define SEND_WIFIRTS_11AC_STATIC_BW_E 2
/* HW generated 11 AC dynamic bw flag */
#define SEND_WIFIRTS_11AC_DYNAMIC_BW_E 3
/* HW generated cts frame flag */
#define SEND_WIFICTS2SELF_E 4
/* Size (in bits) of a segment of sequence number bitmap */
#define SEQ_SEG_SZ_BITS(_seqarr) (sizeof(_seqarr[0]) << 3)
@@ -295,6 +307,8 @@ void dp_tx_ppdu_stats_attach(struct dp_pdev *pdev)
&pdev->tx_capture.ctl_mgmt_lock[i][j]);
}
}
qdf_mem_zero(&pdev->tx_capture.dummy_ppdu_desc,
sizeof(struct cdp_tx_completion_ppdu));
}
/**
@@ -1338,6 +1352,14 @@ void dp_update_frame_ctrl_from_frame_type(void *desc)
}
}
/**
* dp_send_dummy_mpdu_info_to_stack(): send dummy payload to stack
* to upper layer if complete
* @pdev: DP pdev handle
* @desc: cdp tx completion ppdu desc
*
* return: status
*/
static inline
QDF_STATUS dp_send_dummy_mpdu_info_to_stack(struct dp_pdev *pdev,
void *desc)
@@ -1455,6 +1477,87 @@ QDF_STATUS dp_send_dummy_mpdu_info_to_stack(struct dp_pdev *pdev,
return QDF_STATUS_SUCCESS;
}
/**
* dp_send_dummy_rts_cts_frame(): send dummy rts and cts frame out
* to upper layer if complete
* @pdev: DP pdev handle
* @cur_ppdu_desc: cdp tx completion ppdu desc
*
* return: void
*/
static
void dp_send_dummy_rts_cts_frame(struct dp_pdev *pdev,
struct cdp_tx_completion_ppdu *cur_ppdu_desc)
{
struct cdp_tx_completion_ppdu *ppdu_desc;
struct dp_pdev_tx_capture *ptr_tx_cap;
struct dp_peer *peer;
uint8_t rts_send;
rts_send = 0;
ptr_tx_cap = &pdev->tx_capture;
ppdu_desc = &ptr_tx_cap->dummy_ppdu_desc;
ppdu_desc->channel = cur_ppdu_desc->channel;
ppdu_desc->num_mpdu = 1;
ppdu_desc->num_msdu = 1;
ppdu_desc->user[0].ppdu_type = HTT_PPDU_STATS_PPDU_TYPE_SU;
ppdu_desc->bar_num_users = 0;
ppdu_desc->num_users = 1;
if (cur_ppdu_desc->mprot_type == SEND_WIFIRTS_LEGACY_E ||
cur_ppdu_desc->mprot_type == SEND_WIFIRTS_11AC_DYNAMIC_BW_E ||
cur_ppdu_desc->mprot_type == SEND_WIFIRTS_11AC_STATIC_BW_E) {
rts_send = 1;
/*
* send dummy RTS frame followed by CTS
* update frame_ctrl and htt_frame_type
*/
ppdu_desc->htt_frame_type = HTT_STATS_FTYPE_SGEN_RTS;
ppdu_desc->frame_type = CDP_PPDU_FTYPE_CTRL;
ppdu_desc->ppdu_start_timestamp =
cur_ppdu_desc->ppdu_start_timestamp;
ppdu_desc->ppdu_end_timestamp =
cur_ppdu_desc->ppdu_end_timestamp;
ppdu_desc->user[0].peer_id = cur_ppdu_desc->user[0].peer_id;
ppdu_desc->frame_ctrl = (IEEE80211_FC0_SUBTYPE_RTS |
IEEE80211_FC0_TYPE_CTL);
qdf_mem_copy(&ppdu_desc->user[0].mac_addr,
&cur_ppdu_desc->user[0].mac_addr,
QDF_MAC_ADDR_SIZE);
dp_send_dummy_mpdu_info_to_stack(pdev, ppdu_desc);
}
if ((rts_send && cur_ppdu_desc->rts_success) ||
cur_ppdu_desc->mprot_type == SEND_WIFICTS2SELF_E) {
/* send dummy CTS frame */
ppdu_desc->htt_frame_type = HTT_STATS_FTYPE_SGEN_CTS;
ppdu_desc->frame_type = CDP_PPDU_FTYPE_CTRL;
ppdu_desc->frame_ctrl = (IEEE80211_FC0_SUBTYPE_CTS |
IEEE80211_FC0_TYPE_CTL);
ppdu_desc->ppdu_start_timestamp =
cur_ppdu_desc->ppdu_start_timestamp;
ppdu_desc->ppdu_end_timestamp =
cur_ppdu_desc->ppdu_end_timestamp;
ppdu_desc->user[0].peer_id = cur_ppdu_desc->user[0].peer_id;
peer = dp_peer_find_by_id(pdev->soc,
cur_ppdu_desc->user[0].peer_id);
if (peer) {
struct dp_vdev *vdev = NULL;
vdev = peer->vdev;
if (vdev)
qdf_mem_copy(&ppdu_desc->user[0].mac_addr,
vdev->mac_addr.raw,
QDF_MAC_ADDR_SIZE);
dp_peer_unref_del_find_by_id(peer);
}
dp_send_dummy_mpdu_info_to_stack(pdev, ppdu_desc);
}
}
/**
* dp_send_data_to_stack(): Function to deliver mpdu info to stack
* to upper layer
@@ -1503,6 +1606,9 @@ void dp_send_data_to_stack(struct dp_pdev *pdev,
tx_capture_info.mpdu_info.channel_num =
pdev->operating_channel;
if (ppdu_desc->mprot_type)
dp_send_dummy_rts_cts_frame(pdev, ppdu_desc);
start_seq = ppdu_desc->user[0].start_seq;
for (i = 0; i < ppdu_desc->user[0].ba_size; i++) {
if (qdf_likely(ppdu_desc->user[0].tid !=
@@ -2411,6 +2517,7 @@ dp_check_ppdu_and_deliver(struct dp_pdev *pdev,
nbuf_ppdu_desc_list[i]);
if (!cur_ppdu_desc)
continue;
peer = dp_peer_find_by_id(pdev->soc,
cur_ppdu_desc->user[0].peer_id);
if (!peer) {