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path: root/drivers/net/wireless/ath/ath6kl/htc_mbox.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath6kl/htc_mbox.c')
-rw-r--r--drivers/net/wireless/ath/ath6kl/htc_mbox.c44
1 files changed, 26 insertions, 18 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/htc_mbox.c b/drivers/net/wireless/ath/ath6kl/htc_mbox.c
index fbb78dfe078..e481f14b987 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_mbox.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_mbox.c
@@ -19,6 +19,8 @@
#include "hif.h"
#include "debug.h"
#include "hif-ops.h"
+#include "trace.h"
+
#include <asm/unaligned.h>
#define CALC_TXRX_PADDED_LEN(dev, len) (__ALIGN_MASK((len), (dev)->block_mask))
@@ -110,9 +112,9 @@ static void ath6kl_credit_init(struct ath6kl_htc_credit_info *cred_info,
if (cur_ep_dist->endpoint == ENDPOINT_0)
continue;
- if (cur_ep_dist->svc_id == WMI_CONTROL_SVC)
+ if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) {
cur_ep_dist->cred_norm = cur_ep_dist->cred_per_msg;
- else {
+ } else {
/*
* For the remaining data endpoints, we assume that
* each cred_per_msg are the same. We use a simple
@@ -127,7 +129,6 @@ static void ath6kl_credit_init(struct ath6kl_htc_credit_info *cred_info,
count = (count * 3) >> 2;
count = max(count, cur_ep_dist->cred_per_msg);
cur_ep_dist->cred_norm = count;
-
}
ath6kl_dbg(ATH6KL_DBG_CREDIT,
@@ -537,6 +538,8 @@ static int ath6kl_htc_tx_issue(struct htc_target *target,
packet->buf, padded_len,
HIF_WR_ASYNC_BLOCK_INC, packet);
+ trace_ath6kl_htc_tx(status, packet->endpoint, packet->buf, send_len);
+
return status;
}
@@ -545,7 +548,6 @@ static int htc_check_credits(struct htc_target *target,
enum htc_endpoint_id eid, unsigned int len,
int *req_cred)
{
-
*req_cred = (len > target->tgt_cred_sz) ?
DIV_ROUND_UP(len, target->tgt_cred_sz) : 1;
@@ -604,7 +606,6 @@ static void ath6kl_htc_tx_pkts_get(struct htc_target *target,
unsigned int len;
while (true) {
-
flags = 0;
if (list_empty(&endpoint->txq))
@@ -757,7 +758,8 @@ static void ath6kl_htc_tx_bundle(struct htc_endpoint *endpoint,
{
struct htc_target *target = endpoint->target;
struct hif_scatter_req *scat_req = NULL;
- int n_scat, n_sent_bundle = 0, tot_pkts_bundle = 0;
+ int n_scat, n_sent_bundle = 0, tot_pkts_bundle = 0, i;
+ struct htc_packet *packet;
int status;
u32 txb_mask;
u8 ac = WMM_NUM_AC;
@@ -832,6 +834,13 @@ static void ath6kl_htc_tx_bundle(struct htc_endpoint *endpoint,
ath6kl_dbg(ATH6KL_DBG_HTC,
"htc tx scatter bytes %d entries %d\n",
scat_req->len, scat_req->scat_entries);
+
+ for (i = 0; i < scat_req->scat_entries; i++) {
+ packet = scat_req->scat_list[i].packet;
+ trace_ath6kl_htc_tx(packet->status, packet->endpoint,
+ packet->buf, packet->act_len);
+ }
+
ath6kl_hif_submit_scat_req(target->dev, scat_req, false);
if (status)
@@ -877,7 +886,6 @@ static void ath6kl_htc_tx_from_queue(struct htc_target *target,
ac = target->dev->ar->ep2ac_map[endpoint->eid];
while (true) {
-
if (list_empty(&endpoint->txq))
break;
@@ -1178,7 +1186,6 @@ static void ath6kl_htc_mbox_flush_txep(struct htc_target *target,
list_add_tail(&packet->list, &container);
htc_tx_complete(endpoint, &container);
}
-
}
static void ath6kl_htc_flush_txep_all(struct htc_target *target)
@@ -1382,7 +1389,6 @@ static int ath6kl_htc_rx_setup(struct htc_target *target,
ep_cb = ep->ep_cb;
for (j = 0; j < n_msg; j++) {
-
/*
* Reset flag, any packets allocated using the
* rx_alloc() API cannot be recycled on
@@ -1412,9 +1418,9 @@ static int ath6kl_htc_rx_setup(struct htc_target *target,
}
}
- if (list_empty(&ep->rx_bufq))
+ if (list_empty(&ep->rx_bufq)) {
packet = NULL;
- else {
+ } else {
packet = list_first_entry(&ep->rx_bufq,
struct htc_packet, list);
list_del(&packet->list);
@@ -1475,7 +1481,6 @@ static int ath6kl_htc_rx_alloc(struct htc_target *target,
spin_lock_bh(&target->rx_lock);
for (i = 0; i < msg; i++) {
-
htc_hdr = (struct htc_frame_hdr *)&lk_ahds[i];
if (htc_hdr->eid >= ENDPOINT_MAX) {
@@ -1696,7 +1701,6 @@ static int htc_parse_trailer(struct htc_target *target,
lk_ahd = (struct htc_lookahead_report *) record_buf;
if ((lk_ahd->pre_valid == ((~lk_ahd->post_valid) & 0xFF)) &&
next_lk_ahds) {
-
ath6kl_dbg(ATH6KL_DBG_HTC,
"htc rx lk_ahd found pre_valid 0x%x post_valid 0x%x\n",
lk_ahd->pre_valid, lk_ahd->post_valid);
@@ -1743,7 +1747,6 @@ static int htc_parse_trailer(struct htc_target *target,
}
return 0;
-
}
static int htc_proc_trailer(struct htc_target *target,
@@ -1764,7 +1767,6 @@ static int htc_proc_trailer(struct htc_target *target,
status = 0;
while (len > 0) {
-
if (len < sizeof(struct htc_record_hdr)) {
status = -ENOMEM;
break;
@@ -1903,6 +1905,7 @@ static void ath6kl_htc_rx_complete(struct htc_endpoint *endpoint,
ath6kl_dbg(ATH6KL_DBG_HTC,
"htc rx complete ep %d packet 0x%p\n",
endpoint->eid, packet);
+
endpoint->ep_cb.rx(endpoint->target, packet);
}
@@ -2011,6 +2014,9 @@ static int ath6kl_htc_rx_process_packets(struct htc_target *target,
list_for_each_entry_safe(packet, tmp_pkt, comp_pktq, list) {
ep = &target->endpoint[packet->endpoint];
+ trace_ath6kl_htc_rx(packet->status, packet->endpoint,
+ packet->buf, packet->act_len);
+
/* process header for each of the recv packet */
status = ath6kl_htc_rx_process_hdr(target, packet, lk_ahds,
n_lk_ahd);
@@ -2082,7 +2088,6 @@ static int ath6kl_htc_rx_fetch(struct htc_target *target,
}
if (!fetched_pkts) {
-
packet = list_first_entry(rx_pktq, struct htc_packet,
list);
@@ -2157,7 +2162,6 @@ int ath6kl_htc_rxmsg_pending_handler(struct htc_target *target,
look_aheads[0] = msg_look_ahead;
while (true) {
-
/*
* First lookahead sets the expected endpoint IDs for all
* packets in a bundle.
@@ -2291,6 +2295,9 @@ static struct htc_packet *htc_wait_for_ctrl_msg(struct htc_target *target)
if (ath6kl_htc_rx_packet(target, packet, packet->act_len))
goto fail_ctrl_rx;
+ trace_ath6kl_htc_rx(packet->status, packet->endpoint,
+ packet->buf, packet->act_len);
+
/* process receive header */
packet->status = ath6kl_htc_rx_process_hdr(target, packet, NULL, NULL);
@@ -2806,8 +2813,9 @@ static int ath6kl_htc_reset(struct htc_target *target)
packet->buf = packet->buf_start;
packet->endpoint = ENDPOINT_0;
list_add_tail(&packet->list, &target->free_ctrl_rxbuf);
- } else
+ } else {
list_add_tail(&packet->list, &target->free_ctrl_txbuf);
+ }
}
return 0;