Commit 8f2c7d9a authored by Horatiu Vultur's avatar Horatiu Vultur Committed by Jakub Kicinski
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net: lan966x: Expose functions that are needed by FDMA 



Expose the following functions 'lan966x_hw_offload',
'lan966x_ifh_get_src_port' and 'lan966x_ifh_get_timestamp' in
lan966x_main.h so they can be accessed by FDMA.

Signed-off-by: default avatarHoratiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent fdb2981c

drivers/net/ethernet/microchip/lan966x/lan966x_main.c

+3 −7
Original line number Diff line number Diff line
@@ -24,9 +24,6 @@ 
#define XTR_NOT_READY			0x07000080U

#define XTR_VALID_BYTES(x)		(4 - (((x) >> 24) & 3))



#define READL_SLEEP_US			10

#define READL_TIMEOUT_US		100000000



#define IO_RANGES 2



static const struct of_device_id lan966x_match[] = {
@@ -433,8 +430,7 @@ bool lan966x_netdevice_check(const struct net_device *dev) 
	return dev->netdev_ops == &lan966x_port_netdev_ops;

}



static bool lan966x_hw_offload(struct lan966x *lan966x, u32 port,

			       struct sk_buff *skb)

bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, struct sk_buff *skb)

{

	u32 val;
@@ -515,7 +511,7 @@ static int lan966x_rx_frame_word(struct lan966x *lan966x, u8 grp, u32 *rval) 
	}

}



static void lan966x_ifh_get_src_port(void *ifh, u64 *src_port)

void lan966x_ifh_get_src_port(void *ifh, u64 *src_port)

{

	packing(ifh, src_port, IFH_POS_SRCPORT + IFH_WID_SRCPORT - 1,

		IFH_POS_SRCPORT, IFH_LEN * 4, UNPACK, 0);
@@ -527,7 +523,7 @@ static void lan966x_ifh_get_len(void *ifh, u64 *len) 
		IFH_POS_LEN, IFH_LEN * 4, UNPACK, 0);

}



static void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp)

void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp)

{

	packing(ifh, timestamp, IFH_POS_TIMESTAMP + IFH_WID_TIMESTAMP - 1,

		IFH_POS_TIMESTAMP, IFH_LEN * 4, UNPACK, 0);

drivers/net/ethernet/microchip/lan966x/lan966x_main.h

+8 −0
Original line number Diff line number Diff line
@@ -17,6 +17,9 @@ 
#define TABLE_UPDATE_SLEEP_US		10

#define TABLE_UPDATE_TIMEOUT_US		100000



#define READL_SLEEP_US			10

#define READL_TIMEOUT_US		100000000



#define LAN966X_BUFFER_CELL_SZ		64

#define LAN966X_BUFFER_MEMORY		(160 * 1024)

#define LAN966X_BUFFER_MIN_SZ		60
@@ -195,6 +198,11 @@ bool lan966x_netdevice_check(const struct net_device *dev); 
void lan966x_register_notifier_blocks(void);

void lan966x_unregister_notifier_blocks(void);



bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, struct sk_buff *skb);



void lan966x_ifh_get_src_port(void *ifh, u64 *src_port);

void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp);



void lan966x_stats_get(struct net_device *dev,

		       struct rtnl_link_stats64 *stats);

int lan966x_stats_init(struct lan966x *lan966x);