[PATCH 6.1 19/69] net: ks8851: Inline ks8851_rx_skb()

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

6.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Marek Vasut <marex@denx.de>

[ Upstream commit f96f700449b6d190e06272f1cf732ae8e45b73df ]

Both ks8851_rx_skb_par() and ks8851_rx_skb_spi() call netif_rx(skb),
inline the netif_rx(skb) call directly into ks8851_common.c and drop
the .rx_skb callback and ks8851_rx_skb() wrapper. This removes one
indirect call from the driver, no functional change otherwise.

Signed-off-by: Marek Vasut <marex@denx.de>
Link: https://lore.kernel.org/r/20240405203204.82062-1-marex@denx.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Stable-dep-of: be0384bf599c ("net: ks8851: Handle softirqs at the end of IRQ thread to fix hang")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/net/ethernet/micrel/ks8851.h        |  3 ---
 drivers/net/ethernet/micrel/ks8851_common.c | 12 +-----------
 drivers/net/ethernet/micrel/ks8851_par.c    | 11 -----------
 drivers/net/ethernet/micrel/ks8851_spi.c    | 11 -----------
 4 files changed, 1 insertion(+), 36 deletions(-)

diff --git a/drivers/net/ethernet/micrel/ks8851.h b/drivers/net/ethernet/micrel/ks8851.h
index e5ec0a363aff8..31f75b4a67fd7 100644
--- a/drivers/net/ethernet/micrel/ks8851.h
+++ b/drivers/net/ethernet/micrel/ks8851.h
@@ -368,7 +368,6 @@ union ks8851_tx_hdr {
  * @rdfifo: FIFO read callback
  * @wrfifo: FIFO write callback
  * @start_xmit: start_xmit() implementation callback
- * @rx_skb: rx_skb() implementation callback
  * @flush_tx_work: flush_tx_work() implementation callback
  *
  * The @statelock is used to protect information in the structure which may
@@ -423,8 +422,6 @@ struct ks8851_net {
 					  struct sk_buff *txp, bool irq);
 	netdev_tx_t		(*start_xmit)(struct sk_buff *skb,
 					      struct net_device *dev);
-	void			(*rx_skb)(struct ks8851_net *ks,
-					  struct sk_buff *skb);
 	void			(*flush_tx_work)(struct ks8851_net *ks);
 };
 
diff --git a/drivers/net/ethernet/micrel/ks8851_common.c b/drivers/net/ethernet/micrel/ks8851_common.c
index 0bf13b38b8f5b..896d43bb8883d 100644
--- a/drivers/net/ethernet/micrel/ks8851_common.c
+++ b/drivers/net/ethernet/micrel/ks8851_common.c
@@ -231,16 +231,6 @@ static void ks8851_dbg_dumpkkt(struct ks8851_net *ks, u8 *rxpkt)
 		   rxpkt[12], rxpkt[13], rxpkt[14], rxpkt[15]);
 }
 
-/**
- * ks8851_rx_skb - receive skbuff
- * @ks: The device state.
- * @skb: The skbuff
- */
-static void ks8851_rx_skb(struct ks8851_net *ks, struct sk_buff *skb)
-{
-	ks->rx_skb(ks, skb);
-}
-
 /**
  * ks8851_rx_pkts - receive packets from the host
  * @ks: The device information.
@@ -309,7 +299,7 @@ static void ks8851_rx_pkts(struct ks8851_net *ks)
 					ks8851_dbg_dumpkkt(ks, rxpkt);
 
 				skb->protocol = eth_type_trans(skb, ks->netdev);
-				ks8851_rx_skb(ks, skb);
+				netif_rx(skb);
 
 				ks->netdev->stats.rx_packets++;
 				ks->netdev->stats.rx_bytes += rxlen;
diff --git a/drivers/net/ethernet/micrel/ks8851_par.c b/drivers/net/ethernet/micrel/ks8851_par.c
index 7f49042484bdc..96fb0ffcedb90 100644
--- a/drivers/net/ethernet/micrel/ks8851_par.c
+++ b/drivers/net/ethernet/micrel/ks8851_par.c
@@ -210,16 +210,6 @@ static void ks8851_wrfifo_par(struct ks8851_net *ks, struct sk_buff *txp,
 	iowrite16_rep(ksp->hw_addr, txp->data, len / 2);
 }
 
-/**
- * ks8851_rx_skb_par - receive skbuff
- * @ks: The device state.
- * @skb: The skbuff
- */
-static void ks8851_rx_skb_par(struct ks8851_net *ks, struct sk_buff *skb)
-{
-	netif_rx(skb);
-}
-
 static unsigned int ks8851_rdreg16_par_txqcr(struct ks8851_net *ks)
 {
 	return ks8851_rdreg16_par(ks, KS_TXQCR);
@@ -298,7 +288,6 @@ static int ks8851_probe_par(struct platform_device *pdev)
 	ks->rdfifo = ks8851_rdfifo_par;
 	ks->wrfifo = ks8851_wrfifo_par;
 	ks->start_xmit = ks8851_start_xmit_par;
-	ks->rx_skb = ks8851_rx_skb_par;
 
 #define STD_IRQ (IRQ_LCI |	/* Link Change */	\
 		 IRQ_RXI |	/* RX done */		\
diff --git a/drivers/net/ethernet/micrel/ks8851_spi.c b/drivers/net/ethernet/micrel/ks8851_spi.c
index 88e26c120b483..4dcbff789b19d 100644
--- a/drivers/net/ethernet/micrel/ks8851_spi.c
+++ b/drivers/net/ethernet/micrel/ks8851_spi.c
@@ -298,16 +298,6 @@ static unsigned int calc_txlen(unsigned int len)
 	return ALIGN(len + 4, 4);
 }
 
-/**
- * ks8851_rx_skb_spi - receive skbuff
- * @ks: The device state
- * @skb: The skbuff
- */
-static void ks8851_rx_skb_spi(struct ks8851_net *ks, struct sk_buff *skb)
-{
-	netif_rx(skb);
-}
-
 /**
  * ks8851_tx_work - process tx packet(s)
  * @work: The work strucutre what was scheduled.
@@ -435,7 +425,6 @@ static int ks8851_probe_spi(struct spi_device *spi)
 	ks->rdfifo = ks8851_rdfifo_spi;
 	ks->wrfifo = ks8851_wrfifo_spi;
 	ks->start_xmit = ks8851_start_xmit_spi;
-	ks->rx_skb = ks8851_rx_skb_spi;
 	ks->flush_tx_work = ks8851_flush_tx_work_spi;
 
 #define STD_IRQ (IRQ_LCI |	/* Link Change */	\
-- 
2.43.0