octeontx2-af: Adjust Tx credits when MCS external bypass is disabled

[platform/kernel/linux-starfive.git] / drivers / net / ethernet / marvell / octeontx2 / af / mcs.c

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mcs.c b/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
index c43f19d..bd87507 100644 (file)
--- a/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
@@ -1219,6 +1219,17 @@ struct mcs *mcs_get_pdata(int mcs_id)
        return NULL;
 }
 
+bool is_mcs_bypass(int mcs_id)
+{
+       struct mcs *mcs_dev;
+
+       list_for_each_entry(mcs_dev, &mcs_list, mcs_list) {
+               if (mcs_dev->mcs_id == mcs_id)
+                       return mcs_dev->bypass;
+       }
+       return true;
+}
+
 void mcs_set_port_cfg(struct mcs *mcs, struct mcs_port_cfg_set_req *req)
 {
        u64 val = 0;
@@ -1436,7 +1447,7 @@ static int mcs_x2p_calibration(struct mcs *mcs)
        return err;
 }
 
-static void mcs_set_external_bypass(struct mcs *mcs, u8 bypass)
+static void mcs_set_external_bypass(struct mcs *mcs, bool bypass)
 {
        u64 val;
 
@@ -1447,6 +1458,7 @@ static void mcs_set_external_bypass(struct mcs *mcs, u8 bypass)
        else
                val &= ~BIT_ULL(6);
        mcs_reg_write(mcs, MCSX_MIL_GLOBAL, val);
+       mcs->bypass = bypass;
 }
 
 static void mcs_global_cfg(struct mcs *mcs)