ath10k: don't enable interrupts for the diagnostic window

[cascardo/linux.git] / drivers / net / wireless / ath / ath10k / ce.c

diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c
index 71eef23..09ef03e 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/ce.c
+++ b/drivers/net/wireless/ath/ath10k/ce.c
@@ -260,7 +260,6 @@ static inline void ath10k_ce_engine_int_status_clear(struct ath10k *ar,
        ath10k_pci_write32(ar, ce_ctrl_addr + HOST_IS_ADDRESS, mask);
 }
 
-
 /*
  * Guts of ath10k_ce_send, used by both ath10k_ce_send and
  * ath10k_ce_sendlist_send.
@@ -385,7 +384,6 @@ int ath10k_ce_num_free_src_entries(struct ath10k_ce_pipe *pipe)
        return delta;
 }
 
-
 int __ath10k_ce_rx_num_free_bufs(struct ath10k_ce_pipe *pipe)
 {
        struct ath10k *ar = pipe->ar;
@@ -819,7 +817,10 @@ void ath10k_ce_enable_interrupts(struct ath10k *ar)
        struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
        int ce_id;
 
-       for (ce_id = 0; ce_id < CE_COUNT; ce_id++)
+       /* Skip the last copy engine, CE7 the diagnostic window, as that
+        * uses polling and isn't initialized for interrupts.
+        */
+       for (ce_id = 0; ce_id < CE_COUNT - 1; ce_id++)
                ath10k_ce_per_engine_handler_adjust(&ar_pci->ce_states[ce_id]);
 }