net: stmmac: configure PTP clock source prior to PTP initialization

For Intel platform, it is required to configure PTP clock source prior PTP
initialization in MAC. So, need to move ptp_clk_freq_config execution from
stmmac_ptp_register() to stmmac_init_ptp().

Fixes: 76da35dc99af ("stmmac: intel: Add PSE and PCH PTP clock source selection")
Cc: <stable@vger.kernel.org> # 5.15.x
Signed-off-by: Mohammad Athari Bin Ismail <mohammad.athari.ismail@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 54071ae..25c8023 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -890,6 +890,9 @@ static int stmmac_init_ptp(struct stmmac_priv *priv)
        bool xmac = priv->plat->has_gmac4 || priv->plat->has_xgmac;
        int ret;
 
+       if (priv->plat->ptp_clk_freq_config)
+               priv->plat->ptp_clk_freq_config(priv);
+
        ret = stmmac_init_tstamp_counter(priv, STMMAC_HWTS_ACTIVE);
        if (ret)
                return ret;

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
index 0d24ebd..1c9f02f 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
@@ -297,9 +297,6 @@ void stmmac_ptp_register(struct stmmac_priv *priv)
 {
        int i;
 
-       if (priv->plat->ptp_clk_freq_config)
-               priv->plat->ptp_clk_freq_config(priv);
-
        for (i = 0; i < priv->dma_cap.pps_out_num; i++) {
                if (i >= STMMAC_PPS_MAX)
                        break;