diff options
Diffstat (limited to 'drivers/net/wireless/ath')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/wmi.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index b92a042..a136dab 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -683,14 +683,12 @@ void wmi_recv_cmd(struct wil6210_priv *wil) for (n = 0;; n++) { u16 len; + bool q; r->head = ioread32(wil->csr + HOST_MBOX + offsetof(struct wil6210_mbox_ctl, rx.head)); - if (r->tail == r->head) { - if (n == 0) - wil_dbg_wmi(wil, "No events?\n"); - return; - } + if (r->tail == r->head) + break; wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", r->head, r->tail); @@ -699,14 +697,14 @@ void wmi_recv_cmd(struct wil6210_priv *wil) sizeof(struct wil6210_mbox_ring_desc)); if (d_tail.sync == 0) { wil_err(wil, "Mbox evt not owned by FW?\n"); - return; + break; } /* read cmd header from descriptor */ if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { wil_err(wil, "Mbox evt at 0x%08x?\n", le32_to_cpu(d_tail.addr)); - return; + break; } len = le16_to_cpu(hdr.len); wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", @@ -720,7 +718,7 @@ void wmi_recv_cmd(struct wil6210_priv *wil) event.wmi) + len, 4), GFP_KERNEL); if (!evt) - return; + break; evt->event.hdr = hdr; cmd = (void *)&evt->event.wmi; @@ -752,14 +750,11 @@ void wmi_recv_cmd(struct wil6210_priv *wil) spin_lock_irqsave(&wil->wmi_ev_lock, flags); list_add_tail(&evt->list, &wil->pending_wmi_ev); spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); - { - int q = queue_work(wil->wmi_wq, - &wil->wmi_event_worker); - wil_dbg_wmi(wil, "queue_work -> %d\n", q); - } + q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); + wil_dbg_wmi(wil, "queue_work -> %d\n", q); } - if (n > 1) - wil_dbg_wmi(wil, "%s -> %d events processed\n", __func__, n); + /* normally, 1 event per IRQ should be processed */ + wil_dbg_wmi(wil, "%s -> %d events queued\n", __func__, n); } int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, |