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path: root/drivers/net/wireless/ath/ath10k/ce.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath10k/ce.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/ce.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c
index b40792900bd5..f8b969f518f8 100644
--- a/drivers/net/wireless/ath/ath10k/ce.c
+++ b/drivers/net/wireless/ath/ath10k/ce.c
@@ -637,6 +637,7 @@ static int ath10k_ce_completed_send_next_nolock(struct ce_state *ce_state,
ath10k_pci_wake(ar);
src_ring->hw_index =
ath10k_ce_src_ring_read_index_get(ar, ctrl_addr);
+ src_ring->hw_index &= nentries_mask;
ath10k_pci_sleep(ar);
}
read_index = src_ring->hw_index;
@@ -950,10 +951,12 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar,
ath10k_pci_wake(ar);
src_ring->sw_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr);
+ src_ring->sw_index &= src_ring->nentries_mask;
src_ring->hw_index = src_ring->sw_index;
src_ring->write_index =
ath10k_ce_src_ring_write_index_get(ar, ctrl_addr);
+ src_ring->write_index &= src_ring->nentries_mask;
ath10k_pci_sleep(ar);
src_ring->per_transfer_context = (void **)ptr;
@@ -1035,8 +1038,10 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar,
ath10k_pci_wake(ar);
dest_ring->sw_index = ath10k_ce_dest_ring_read_index_get(ar, ctrl_addr);
+ dest_ring->sw_index &= dest_ring->nentries_mask;
dest_ring->write_index =
ath10k_ce_dest_ring_write_index_get(ar, ctrl_addr);
+ dest_ring->write_index &= dest_ring->nentries_mask;
ath10k_pci_sleep(ar);
dest_ring->per_transfer_context = (void **)ptr;