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qed: LL2 to use packed information for tx

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First step in revising the LL2 interface, this declares
qed_ll2_tx_pkt_info as part of the ll2 interface, and uses it for
transmission instead of receiving lots of parameters.

Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mintz, Yuval 2017-06-09 17:13:18 +03:00 • committed by David S. Miller
parent 5189c55506
commit 7c7973b2ae
4 changed files with 102 additions and 111 deletions
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27
include/linux/qed/qed_ll2_if.h
View file

@ -43,6 +43,18 @@
#include <linux/slab.h>
#include <linux/qed/qed_if.h>
enum qed_ll2_roce_flavor_type {
QED_LL2_ROCE,
QED_LL2_RROCE,
MAX_QED_LL2_ROCE_FLAVOR_TYPE
};
enum qed_ll2_tx_dest {
QED_LL2_TX_DEST_NW, /* Light L2 TX Destination to the Network */
QED_LL2_TX_DEST_LB, /* Light L2 TX Destination to the Loopback */
QED_LL2_TX_DEST_MAX
};
struct qed_ll2_stats {
u64 gsi_invalid_hdr;
u64 gsi_invalid_pkt_length;
@ -67,6 +79,21 @@ struct qed_ll2_stats {
u64 sent_bcast_pkts;
};
struct qed_ll2_tx_pkt_info {
void *cookie;
dma_addr_t first_frag;
enum qed_ll2_tx_dest tx_dest;
enum qed_ll2_roce_flavor_type qed_roce_flavor;
u16 vlan;
u16 l4_hdr_offset_w; /* from start of packet */
u16 first_frag_len;
u8 num_of_bds;
u8 bd_flags;
bool enable_ip_cksum;
bool enable_l4_cksum;
bool calc_ip_len;
};
#define QED_LL2_UNUSED_HANDLE (0xff)
struct qed_ll2_cb_ops {