[PATCH v2 net-next 4/9] net: ethernet: mtk_eth_soc: increase MAX_DEVS to 3

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From: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>

This is a preliminary patch to add MT7988 SoC support since it runs 3
macs instead of 2.

Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
Signed-off-by: Daniel Golle <daniel@xxxxxxxxxxxxxx>
---
 drivers/net/ethernet/mediatek/mtk_eth_soc.c | 6 +++++-
 drivers/net/ethernet/mediatek/mtk_eth_soc.h | 4 ++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 7014e0d108b27..7f191e4337dd8 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -4030,8 +4030,12 @@ static void mtk_sgmii_destroy(struct mtk_eth *eth)
 {
 	int i;
 
-	for (i = 0; i < MTK_MAX_DEVS; i++)
+	for (i = 0; i < MTK_MAX_DEVS; i++) {
+		if (!eth->sgmii_pcs[i])
+			continue;
+
 		mtk_pcs_lynxi_destroy(eth->sgmii_pcs[i]);
+	}
 }
 
 static int mtk_cleanup(struct mtk_eth *eth)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index c74c3918113a5..b18ce4430d437 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -1049,8 +1049,8 @@ struct mtk_soc_data {
 
 #define MTK_DMA_MONITOR_TIMEOUT		msecs_to_jiffies(1000)
 
-/* currently no SoC has more than 2 macs */
-#define MTK_MAX_DEVS			2
+/* currently no SoC has more than 3 macs */
+#define MTK_MAX_DEVS	3
 
 /* struct mtk_eth -	This is the main datasructure for holding the state
  *			of the driver
-- 
2.41.0



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