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path: root/drivers/net/ethernet/freescale/enetc/enetc_pf.c
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Diffstat (limited to 'drivers/net/ethernet/freescale/enetc/enetc_pf.c')
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc_pf.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
index c47b4a743d93..203862ec1114 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
@@ -409,6 +409,23 @@ static void enetc_port_assign_rfs_entries(struct enetc_si *si)
enetc_port_wr(hw, ENETC_PRFSMR, ENETC_PRFSMR_RFSE);
}
+static void enetc_port_get_caps(struct enetc_si *si)
+{
+ struct enetc_hw *hw = &si->hw;
+ u32 val;
+
+ val = enetc_port_rd(hw, ENETC_PCAPR0);
+
+ if (val & ENETC_PCAPR0_QBV)
+ si->hw_features |= ENETC_SI_F_QBV;
+
+ if (val & ENETC_PCAPR0_QBU)
+ si->hw_features |= ENETC_SI_F_QBU;
+
+ if (val & ENETC_PCAPR0_PSFP)
+ si->hw_features |= ENETC_SI_F_PSFP;
+}
+
static void enetc_port_si_configure(struct enetc_si *si)
{
struct enetc_pf *pf = enetc_si_priv(si);
@@ -416,6 +433,8 @@ static void enetc_port_si_configure(struct enetc_si *si)
int num_rings, i;
u32 val;
+ enetc_port_get_caps(si);
+
val = enetc_port_rd(hw, ENETC_PCAPR0);
num_rings = min(ENETC_PCAPR0_RXBDR(val), ENETC_PCAPR0_TXBDR(val));