ath10k: convert ath10k_pci_wake() to return

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

diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index e0cf75f..29ccd04 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -537,7 +537,7 @@ static void ath10k_pci_wait(struct ath10k *ar)
                ath10k_warn("Unable to wakeup target\n");
 }
 
-void ath10k_do_pci_wake(struct ath10k *ar)
+int ath10k_do_pci_wake(struct ath10k *ar)
 {
        struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
        void __iomem *pci_addr = ar_pci->mem;
@@ -553,18 +553,19 @@ void ath10k_do_pci_wake(struct ath10k *ar)
        atomic_inc(&ar_pci->keep_awake_count);
 
        if (ar_pci->verified_awake)
-               return;
+               return 0;
 
        for (;;) {
                if (ath10k_pci_target_is_awake(ar)) {
                        ar_pci->verified_awake = true;
-                       break;
+                       return 0;
                }
 
                if (tot_delay > PCIE_WAKE_TIMEOUT) {
-                       ath10k_warn("target takes too long to wake up (awake count %d)\n",
+                       ath10k_warn("target took longer %d us to wake up (awake count %d)\n",
+                                   PCIE_WAKE_TIMEOUT,
                                    atomic_read(&ar_pci->keep_awake_count));
-                       break;
+                       return -ETIMEDOUT;
                }
 
                udelay(curr_delay);