netdev - [PATCH V4 15/19] net: ks8851: Permit overridding interrupt enable register

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Message-Id: <20200414182029.183594-16-marex@denx.de>
Date:   Tue, 14 Apr 2020 20:20:25 +0200
From:   Marek Vasut <marex@...x.de>
To:     netdev@...r.kernel.org
Cc:     Marek Vasut <marex@...x.de>,
        "David S . Miller" <davem@...emloft.net>,
        Lukas Wunner <lukas@...ner.de>, Petr Stetiar <ynezz@...e.cz>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH V4 15/19] net: ks8851: Permit overridding interrupt enable register

The parallel bus variant does not need to use the TX interrupt at all
as it writes the TX FIFO directly with in .ndo_start_xmit, permit the
drivers to configure the interrupt enable bits.

Signed-off-by: Marek Vasut <marex@...x.de>
Cc: David S. Miller <davem@...emloft.net>
Cc: Lukas Wunner <lukas@...ner.de>
Cc: Petr Stetiar <ynezz@...e.cz>
Cc: YueHaibing <yuehaibing@...wei.com>
---
V3: New patch
V4: No change
---
 drivers/net/ethernet/micrel/ks8851.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c
index 0e69b9bcd6ab..ea498be22e82 100644
--- a/drivers/net/ethernet/micrel/ks8851.c
+++ b/drivers/net/ethernet/micrel/ks8851.c
@@ -859,17 +859,8 @@ static int ks8851_net_open(struct net_device *dev)
 	ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
 
 	/* clear then enable interrupts */
-
-#define STD_IRQ (IRQ_LCI |	/* Link Change */	\
-		 IRQ_TXI |	/* TX done */		\
-		 IRQ_RXI |	/* RX done */		\
-		 IRQ_SPIBEI |	/* SPI bus error */	\
-		 IRQ_TXPSI |	/* TX process stop */	\
-		 IRQ_RXPSI)	/* RX process stop */
-
-	ks->rc_ier = STD_IRQ;
-	ks8851_wrreg16(ks, KS_ISR, STD_IRQ);
-	ks8851_wrreg16(ks, KS_IER, STD_IRQ);
+	ks8851_wrreg16(ks, KS_ISR, ks->rc_ier);
+	ks8851_wrreg16(ks, KS_IER, ks->rc_ier);
 
 	netif_start_queue(ks->netdev);
 
@@ -1598,6 +1589,15 @@ static int ks8851_probe(struct spi_device *spi)
 	spi->bits_per_word = 8;
 
 	ks = netdev_priv(netdev);
+
+#define STD_IRQ (IRQ_LCI |	/* Link Change */	\
+		 IRQ_TXI |	/* TX done */		\
+		 IRQ_RXI |	/* RX done */		\
+		 IRQ_SPIBEI |	/* SPI bus error */	\
+		 IRQ_TXPSI |	/* TX process stop */	\
+		 IRQ_RXPSI)	/* RX process stop */
+	ks->rc_ier = STD_IRQ;
+
 	kss = to_ks8851_spi(ks);
 
 	kss->spidev = spi;
-- 
2.25.1