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diff --git a/sys/dev/rtwn/if_rtwnvar.h b/sys/dev/rtwn/if_rtwnvar.h
--- a/sys/dev/rtwn/if_rtwnvar.h
+++ b/sys/dev/rtwn/if_rtwnvar.h
@@ -32,7 +32,7 @@
#define RTWN_MACID_VALID 0x8000
#define RTWN_MACID_LIMIT 128
-#define RTWN_TX_TIMEOUT 5000 /* ms */
+#define RTWN_TX_TIMEOUT 1000 /* ms */
#define RTWN_MAX_EPOUT 4
#define RTWN_PORT_COUNT 2
diff --git a/sys/dev/rtwn/usb/rtwn_usb_attach.c b/sys/dev/rtwn/usb/rtwn_usb_attach.c
--- a/sys/dev/rtwn/usb/rtwn_usb_attach.c
+++ b/sys/dev/rtwn/usb/rtwn_usb_attach.c
@@ -156,10 +156,12 @@
if (error != 0)
return (error);
- STAILQ_INIT(&uc->uc_tx_active);
- STAILQ_INIT(&uc->uc_tx_inactive);
- STAILQ_INIT(&uc->uc_tx_pending);
+ for (i = RTWN_BULK_TX_FIRST; i < RTWN_BULK_EP_COUNT; i++) {
+ STAILQ_INIT(&uc->uc_tx_active[i]);
+ STAILQ_INIT(&uc->uc_tx_pending[i]);
+ }
+ STAILQ_INIT(&uc->uc_tx_inactive);
for (i = 0; i < RTWN_USB_TX_LIST_COUNT; i++)
STAILQ_INSERT_HEAD(&uc->uc_tx_inactive, &uc->uc_tx[i], next);
@@ -207,23 +209,29 @@
rtwn_usb_free_tx_list(struct rtwn_softc *sc)
{
struct rtwn_usb_softc *uc = RTWN_USB_SOFTC(sc);
+ int i;
rtwn_usb_free_list(sc, uc->uc_tx, RTWN_USB_TX_LIST_COUNT);
- STAILQ_INIT(&uc->uc_tx_active);
+ for (i = RTWN_BULK_TX_FIRST; i < RTWN_BULK_EP_COUNT; i++) {
+ STAILQ_INIT(&uc->uc_tx_active[i]);
+ STAILQ_INIT(&uc->uc_tx_pending[i]);
+ }
STAILQ_INIT(&uc->uc_tx_inactive);
- STAILQ_INIT(&uc->uc_tx_pending);
}
static void
rtwn_usb_reset_lists(struct rtwn_softc *sc, struct ieee80211vap *vap)
{
struct rtwn_usb_softc *uc = RTWN_USB_SOFTC(sc);
+ int i;
RTWN_ASSERT_LOCKED(sc);
- rtwn_usb_reset_tx_list(uc, &uc->uc_tx_active, vap);
- rtwn_usb_reset_tx_list(uc, &uc->uc_tx_pending, vap);
+ for (i = RTWN_BULK_TX_FIRST; i < RTWN_BULK_EP_COUNT; i++) {
+ rtwn_usb_reset_tx_list(uc, &uc->uc_tx_active[i], vap);
+ rtwn_usb_reset_tx_list(uc, &uc->uc_tx_pending[i], vap);
+ }
if (vap == NULL) {
rtwn_usb_reset_rx_list(uc);
sc->qfullmsk = 0;
@@ -295,7 +303,7 @@
/* abort any pending transfers */
RTWN_UNLOCK(sc);
- for (i = 0; i < RTWN_N_TRANSFER; i++)
+ for (i = 0; i < RTWN_BULK_EP_COUNT; i++)
usbd_transfer_drain(uc->uc_xfer[i]);
RTWN_LOCK(sc);
}
@@ -432,7 +440,7 @@
rtwn_usb_free_rx_list(sc);
/* Detach all USB transfers. */
- usbd_transfer_unsetup(uc->uc_xfer, RTWN_N_TRANSFER);
+ usbd_transfer_unsetup(uc->uc_xfer, RTWN_BULK_EP_COUNT);
rtwn_detach_private(sc);
mtx_destroy(&sc->sc_mtx);
diff --git a/sys/dev/rtwn/usb/rtwn_usb_ep.c b/sys/dev/rtwn/usb/rtwn_usb_ep.c
--- a/sys/dev/rtwn/usb/rtwn_usb_ep.c
+++ b/sys/dev/rtwn/usb/rtwn_usb_ep.c
@@ -55,7 +55,7 @@
#include <dev/rtwn/rtl8192c/usb/r92cu_reg.h>
-static const struct usb_config rtwn_config_common[RTWN_N_TRANSFER] = {
+static const struct usb_config rtwn_config_common[RTWN_BULK_EP_COUNT] = {
[RTWN_BULK_RX] = {
.type = UE_BULK,
.endpoint = UE_ADDR_ANY,
@@ -76,7 +76,7 @@
.pipe_bof = 1,
.force_short_xfer = 1,
},
- .callback = rtwn_bulk_tx_callback,
+ .callback = rtwn_bulk_tx_callback_be,
.timeout = RTWN_TX_TIMEOUT, /* ms */
},
[RTWN_BULK_TX_BK] = {
@@ -89,7 +89,7 @@
.pipe_bof = 1,
.force_short_xfer = 1,
},
- .callback = rtwn_bulk_tx_callback,
+ .callback = rtwn_bulk_tx_callback_bk,
.timeout = RTWN_TX_TIMEOUT, /* ms */
},
[RTWN_BULK_TX_VI] = {
@@ -102,7 +102,7 @@
.pipe_bof = 1,
.force_short_xfer = 1
},
- .callback = rtwn_bulk_tx_callback,
+ .callback = rtwn_bulk_tx_callback_vi,
.timeout = RTWN_TX_TIMEOUT, /* ms */
},
[RTWN_BULK_TX_VO] = {
@@ -115,7 +115,7 @@
.pipe_bof = 1,
.force_short_xfer = 1
},
- .callback = rtwn_bulk_tx_callback,
+ .callback = rtwn_bulk_tx_callback_vo,
.timeout = RTWN_TX_TIMEOUT, /* ms */
},
};
@@ -225,7 +225,7 @@
rtwn_config[RTWN_BULK_RX].bufsize =
uc->uc_rx_buf_size * RTWN_USB_RXBUFSZ_UNIT;
error = usbd_transfer_setup(uc->uc_udev, &iface_index,
- uc->uc_xfer, rtwn_config, RTWN_N_TRANSFER, uc, &sc->sc_mtx);
+ uc->uc_xfer, rtwn_config, RTWN_BULK_EP_COUNT, uc, &sc->sc_mtx);
free(rtwn_config, M_TEMP);
if (error) {
diff --git a/sys/dev/rtwn/usb/rtwn_usb_tx.h b/sys/dev/rtwn/usb/rtwn_usb_tx.h
--- a/sys/dev/rtwn/usb/rtwn_usb_tx.h
+++ b/sys/dev/rtwn/usb/rtwn_usb_tx.h
@@ -17,7 +17,10 @@
#ifndef RTWN_USB_TX_H
#define RTWN_USB_TX_H
-void rtwn_bulk_tx_callback(struct usb_xfer *, usb_error_t);
+void rtwn_bulk_tx_callback_bk(struct usb_xfer *, usb_error_t);
+void rtwn_bulk_tx_callback_be(struct usb_xfer *, usb_error_t);
+void rtwn_bulk_tx_callback_vi(struct usb_xfer *, usb_error_t);
+void rtwn_bulk_tx_callback_vo(struct usb_xfer *, usb_error_t);
int rtwn_usb_tx_start(struct rtwn_softc *, struct ieee80211_node *,
struct mbuf *, uint8_t *, uint8_t, int);
diff --git a/sys/dev/rtwn/usb/rtwn_usb_tx.c b/sys/dev/rtwn/usb/rtwn_usb_tx.c
--- a/sys/dev/rtwn/usb/rtwn_usb_tx.c
+++ b/sys/dev/rtwn/usb/rtwn_usb_tx.c
@@ -105,6 +105,7 @@
rtwn_usb_txeof(struct rtwn_usb_softc *uc, struct rtwn_data *data, int status)
{
struct rtwn_softc *sc = &uc->uc_sc;
+ bool is_empty = true;
RTWN_ASSERT_LOCKED(sc);
@@ -120,42 +121,54 @@
STAILQ_INSERT_TAIL(&uc->uc_tx_inactive, data, next);
sc->qfullmsk = 0;
+
#ifndef D4054
- if (STAILQ_EMPTY(&uc->uc_tx_active) && STAILQ_EMPTY(&uc->uc_tx_pending))
+ for (int i = RTWN_BULK_TX_FIRST; i < RTWN_BULK_EP_COUNT; i++) {
+ if (!STAILQ_EMPTY(&uc->uc_tx_active[i]) ||
+ !STAILQ_EMPTY(&uc->uc_tx_pending[i]))
+ is_empty = false;
+ }
+
+ if (is_empty)
sc->sc_tx_timer = 0;
else
sc->sc_tx_timer = 5;
#endif
}
-void
-rtwn_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error)
+static void
+rtwn_bulk_tx_callback_qid(struct usb_xfer *xfer, usb_error_t error, int qid)
{
struct rtwn_usb_softc *uc = usbd_xfer_softc(xfer);
struct rtwn_softc *sc = &uc->uc_sc;
struct rtwn_data *data;
+ bool do_is_empty_check = false;
+ int i;
+
+ RTWN_DPRINTF(sc, RTWN_DEBUG_XMIT,
+ "%s: called, qid=%d\n", __func__, qid);
RTWN_ASSERT_LOCKED(sc);
switch (USB_GET_STATE(xfer)){
case USB_ST_TRANSFERRED:
- data = STAILQ_FIRST(&uc->uc_tx_active);
+ data = STAILQ_FIRST(&uc->uc_tx_active[qid]);
if (data == NULL)
goto tr_setup;
- STAILQ_REMOVE_HEAD(&uc->uc_tx_active, next);
+ STAILQ_REMOVE_HEAD(&uc->uc_tx_active[qid], next);
rtwn_usb_txeof(uc, data, 0);
/* FALLTHROUGH */
case USB_ST_SETUP:
tr_setup:
- data = STAILQ_FIRST(&uc->uc_tx_pending);
+ data = STAILQ_FIRST(&uc->uc_tx_pending[qid]);
if (data == NULL) {
RTWN_DPRINTF(sc, RTWN_DEBUG_XMIT,
"%s: empty pending queue\n", __func__);
- sc->sc_tx_n_active = 0;
+ do_is_empty_check = true;
goto finish;
}
- STAILQ_REMOVE_HEAD(&uc->uc_tx_pending, next);
- STAILQ_INSERT_TAIL(&uc->uc_tx_active, data, next);
+ STAILQ_REMOVE_HEAD(&uc->uc_tx_pending[qid], next);
+ STAILQ_INSERT_TAIL(&uc->uc_tx_active[qid], data, next);
/*
* Note: if this is a beacon frame, ensure that it will go
@@ -169,11 +182,16 @@
sc->sc_tx_n_active++;
break;
default:
- data = STAILQ_FIRST(&uc->uc_tx_active);
+ data = STAILQ_FIRST(&uc->uc_tx_active[qid]);
if (data == NULL)
goto tr_setup;
- STAILQ_REMOVE_HEAD(&uc->uc_tx_active, next);
+ STAILQ_REMOVE_HEAD(&uc->uc_tx_active[qid], next);
rtwn_usb_txeof(uc, data, 1);
+ if (error != 0)
+ device_printf(sc->sc_dev,
+ "%s: called; txeof error=%s\n",
+ __func__,
+ usbd_errstr(error));
if (error != USB_ERR_CANCELLED) {
usbd_xfer_set_stall(xfer);
goto tr_setup;
@@ -181,6 +199,19 @@
break;
}
finish:
+
+ /*
+ * Clear sc_tx_n_active if all the pending transfers are 0.
+ *
+ * This is currently a crutch because net80211 doesn't provide
+ * a way to defer all the FF checks or one of the FF checks.
+ * Eventually this should just be tracked per-endpoint.
+ */
+ for (i = RTWN_BULK_TX_FIRST; i < RTWN_BULK_EP_COUNT; i++)
+ if (STAILQ_FIRST(&uc->uc_tx_pending[i]) != NULL)
+ do_is_empty_check = false;
+ if (do_is_empty_check)
+ sc->sc_tx_n_active = 0;
#ifdef IEEE80211_SUPPORT_SUPERG
/*
* If the TX active queue drops below a certain
@@ -210,6 +241,34 @@
rtwn_start(sc);
}
+void
+rtwn_bulk_tx_callback_be(struct usb_xfer *xfer, usb_error_t error)
+{
+
+ rtwn_bulk_tx_callback_qid(xfer, error, RTWN_BULK_TX_BE);
+}
+
+void
+rtwn_bulk_tx_callback_bk(struct usb_xfer *xfer, usb_error_t error)
+{
+
+ rtwn_bulk_tx_callback_qid(xfer, error, RTWN_BULK_TX_BK);
+}
+
+void
+rtwn_bulk_tx_callback_vi(struct usb_xfer *xfer, usb_error_t error)
+{
+
+ rtwn_bulk_tx_callback_qid(xfer, error, RTWN_BULK_TX_VI);
+}
+
+void
+rtwn_bulk_tx_callback_vo(struct usb_xfer *xfer, usb_error_t error)
+{
+
+ rtwn_bulk_tx_callback_qid(xfer, error, RTWN_BULK_TX_VO);
+}
+
static void
rtwn_usb_tx_checksum(struct rtwn_tx_desc_common *txd)
{
@@ -226,6 +285,7 @@
struct rtwn_data *data;
struct usb_xfer *xfer;
uint16_t ac;
+ int qid = 0;
RTWN_ASSERT_LOCKED(sc);
@@ -236,17 +296,23 @@
if (data == NULL)
return (ENOBUFS);
+ /* TODO: should really get a consistent AC/TID, ath(4) style */
ac = M_WME_GETAC(m);
switch (type) {
case IEEE80211_FC0_TYPE_CTL:
case IEEE80211_FC0_TYPE_MGT:
- xfer = uc->uc_xfer[RTWN_BULK_TX_VO];
+ qid = RTWN_BULK_TX_VO;
break;
default:
- xfer = uc->uc_xfer[wme2qid[ac]];
+ qid = wme2qid[ac];
break;
}
+ xfer = uc->uc_xfer[qid];
+
+ RTWN_DPRINTF(sc, RTWN_DEBUG_XMIT,
+ "%s: called, ac=%d, qid=%d, xfer=%p\n",
+ __func__, ac, qid, xfer);
txd = (struct rtwn_tx_desc_common *)tx_desc;
txd->pktlen = htole16(m->m_pkthdr.len);
@@ -264,6 +330,7 @@
data->buflen = m->m_pkthdr.len + sc->txdesc_len;
data->id = id;
data->ni = ni;
+ data->qid = qid;
if (data->ni != NULL) {
data->m = m;
#ifndef D4054
@@ -271,7 +338,7 @@
#endif
}
- STAILQ_INSERT_TAIL(&uc->uc_tx_pending, data, next);
+ STAILQ_INSERT_TAIL(&uc->uc_tx_pending[qid], data, next);
if (STAILQ_EMPTY(&uc->uc_tx_inactive))
sc->qfullmsk = 1;
diff --git a/sys/dev/rtwn/usb/rtwn_usb_var.h b/sys/dev/rtwn/usb/rtwn_usb_var.h
--- a/sys/dev/rtwn/usb/rtwn_usb_var.h
+++ b/sys/dev/rtwn/usb/rtwn_usb_var.h
@@ -37,6 +37,7 @@
uint8_t *buf;
/* 'id' is meaningful for beacons only */
int id;
+ int qid;
uint16_t buflen;
struct mbuf *m;
struct ieee80211_node *ni;
@@ -50,15 +51,16 @@
RTWN_BULK_TX_BK, /* = WME_AC_BK */
RTWN_BULK_TX_VI, /* = WME_AC_VI */
RTWN_BULK_TX_VO, /* = WME_AC_VO */
- RTWN_N_TRANSFER = 5,
+ RTWN_BULK_EP_COUNT = 5,
};
#define RTWN_EP_QUEUES RTWN_BULK_RX
+#define RTWN_BULK_TX_FIRST RTWN_BULK_TX_BE
struct rtwn_usb_softc {
struct rtwn_softc uc_sc; /* must be the first */
struct usb_device *uc_udev;
- struct usb_xfer *uc_xfer[RTWN_N_TRANSFER];
+ struct usb_xfer *uc_xfer[RTWN_BULK_EP_COUNT];
struct rtwn_data uc_rx[RTWN_USB_RX_LIST_COUNT];
rtwn_datahead uc_rx_active;
@@ -70,9 +72,9 @@
int uc_rx_off;
struct rtwn_data uc_tx[RTWN_USB_TX_LIST_COUNT];
- rtwn_datahead uc_tx_active;
+ rtwn_datahead uc_tx_active[RTWN_BULK_EP_COUNT];
rtwn_datahead uc_tx_inactive;
- rtwn_datahead uc_tx_pending;
+ rtwn_datahead uc_tx_pending[RTWN_BULK_EP_COUNT];
int (*uc_align_rx)(int, int);

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