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path: root/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-csr.h')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-csr.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
index f90d4662c164..c0a18e820b51 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
@@ -533,6 +533,9 @@ enum {
* 11-8: queue selector
*/
#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
+/* This register is common for Tx and Rx, Rx queues start from 512 */
+#define HBUS_TARG_WRPTR_Q_SHIFT (16)
+#define HBUS_TARG_WRPTR_RX_Q(q) (((q) + 512) << HBUS_TARG_WRPTR_Q_SHIFT)
/**********************************************************
* CSR values