mlxsw: pci: Remove unused bit

The overrun ignore bit isn't supported by the device's firmware and was
recently removed from the programmer's reference manual (PRM).

Remove it from the driver as well.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/mellanox/mlxsw/cmd.h b/drivers/net/ethernet/mellanox/mlxsw/cmd.h
index a1b48421648a3c11e25e7a5c148a25bf07d322c0..479511cf79bc1ca3f02ec3dd1b8cb578416f1cc8 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlxsw/cmd.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/cmd.h
@@ -1043,13 +1043,6 @@ MLXSW_ITEM32(cmd_mbox, sw2hw_cq, cv, 0x00, 28, 4);
  */
 MLXSW_ITEM32(cmd_mbox, sw2hw_cq, c_eqn, 0x00, 24, 1);
 
-/* cmd_mbox_sw2hw_cq_oi
- * When set, overrun ignore is enabled. When set, updates of
- * CQ consumer counter (poll for completion) or Request completion
- * notifications (Arm CQ) DoorBells should not be rung on that CQ.
- */
-MLXSW_ITEM32(cmd_mbox, sw2hw_cq, oi, 0x00, 12, 1);
-
 /* cmd_mbox_sw2hw_cq_st
  * Event delivery state machine
  * 0x0 - FIRED
@@ -1132,11 +1125,6 @@ static inline int mlxsw_cmd_sw2hw_eq(struct mlxsw_core *mlxsw_core,
  */
 MLXSW_ITEM32(cmd_mbox, sw2hw_eq, int_msix, 0x00, 24, 1);
 
-/* cmd_mbox_sw2hw_eq_oi
- * When set, overrun ignore is enabled.
- */
-MLXSW_ITEM32(cmd_mbox, sw2hw_eq, oi, 0x00, 12, 1);
-
 /* cmd_mbox_sw2hw_eq_st
  * Event delivery state machine
  * 0x0 - FIRED

diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index a223c85dfde064eee873eb6ffd6aae818a4f46ba..ffeb746fe2f4c33e3632ac2b687aea5a16375d0d 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -580,7 +580,6 @@ static int mlxsw_pci_cq_init(struct mlxsw_pci *mlxsw_pci, char *mbox,
 
        mlxsw_cmd_mbox_sw2hw_cq_cv_set(mbox, 0); /* CQE ver 0 */
        mlxsw_cmd_mbox_sw2hw_cq_c_eqn_set(mbox, MLXSW_PCI_EQ_COMP_NUM);
-       mlxsw_cmd_mbox_sw2hw_cq_oi_set(mbox, 0);
        mlxsw_cmd_mbox_sw2hw_cq_st_set(mbox, 0);
        mlxsw_cmd_mbox_sw2hw_cq_log_cq_size_set(mbox, ilog2(q->count));
        for (i = 0; i < MLXSW_PCI_AQ_PAGES; i++) {
@@ -755,7 +754,6 @@ static int mlxsw_pci_eq_init(struct mlxsw_pci *mlxsw_pci, char *mbox,
        }
 
        mlxsw_cmd_mbox_sw2hw_eq_int_msix_set(mbox, 1); /* MSI-X used */
-       mlxsw_cmd_mbox_sw2hw_eq_oi_set(mbox, 0);
        mlxsw_cmd_mbox_sw2hw_eq_st_set(mbox, 1); /* armed */
        mlxsw_cmd_mbox_sw2hw_eq_log_eq_size_set(mbox, ilog2(q->count));
        for (i = 0; i < MLXSW_PCI_AQ_PAGES; i++) {