ath10k: support up to 64 vdevs

The (1 << x) - 1 trick won't work when you
are trying to fill up all 64 bits, so add special
case for that.

Signed-off-by: Ben Greear <greearb@candelatech.com>
[kvalo@qca.qualcomm.com: remove the sentence about moving limits]
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 98af0053d30d..21ae8d663e67 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1972,7 +1972,10 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
                 goto err_hif_stop;
         }
 
-        ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1;
+        if (ar->max_num_vdevs >= 64)
+                ar->free_vdev_map = 0xFFFFFFFFFFFFFFFFLL;
+        else
+                ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1;
 
         INIT_LIST_HEAD(&ar->arvifs);