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authorTaku Izumi <izumi.taku@jp.fujitsu.com>2015-08-21 11:29:24 +0300
committerDavid S. Miller <davem@davemloft.net>2015-08-25 00:06:34 +0300
commit9acf51cbf73de8952e3df75200d7a7755c16d0f6 (patch)
tree198757a9c339d305878b578a326bed43b25533d0 /drivers/net/fjes/fjes_hw.c
parente5d486dcaa45dd365970c09395ae24df5a0e3f77 (diff)
downloadlinux-9acf51cbf73de8952e3df75200d7a7755c16d0f6.tar.xz
fjes: net_device_ops.ndo_start_xmit
This patch adds net_device_ops.ndo_start_xmit callback, which is called when sending packets. Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/fjes/fjes_hw.c')
-rw-r--r--drivers/net/fjes/fjes_hw.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/net/fjes/fjes_hw.c b/drivers/net/fjes/fjes_hw.c
index 1935f48e9e43..487dbc6b7c43 100644
--- a/drivers/net/fjes/fjes_hw.c
+++ b/drivers/net/fjes/fjes_hw.c
@@ -791,3 +791,58 @@ int fjes_hw_wait_epstop(struct fjes_hw *hw)
return (wait_time < FJES_COMMAND_EPSTOP_WAIT_TIMEOUT * 1000)
? 0 : -EBUSY;
}
+
+bool fjes_hw_check_epbuf_version(struct epbuf_handler *epbh, u32 version)
+{
+ union ep_buffer_info *info = epbh->info;
+
+ return (info->common.version == version);
+}
+
+bool fjes_hw_check_mtu(struct epbuf_handler *epbh, u32 mtu)
+{
+ union ep_buffer_info *info = epbh->info;
+
+ return (info->v1i.frame_max == FJES_MTU_TO_FRAME_SIZE(mtu));
+}
+
+bool fjes_hw_check_vlan_id(struct epbuf_handler *epbh, u16 vlan_id)
+{
+ union ep_buffer_info *info = epbh->info;
+ bool ret = false;
+ int i;
+
+ if (vlan_id == 0) {
+ ret = true;
+ } else {
+ for (i = 0; i < EP_BUFFER_SUPPORT_VLAN_MAX; i++) {
+ if (vlan_id == info->v1i.vlan_id[i]) {
+ ret = true;
+ break;
+ }
+ }
+ }
+ return ret;
+}
+
+int fjes_hw_epbuf_tx_pkt_send(struct epbuf_handler *epbh,
+ void *frame, size_t size)
+{
+ union ep_buffer_info *info = epbh->info;
+ struct esmem_frame *ring_frame;
+
+ if (EP_RING_FULL(info->v1i.head, info->v1i.tail, info->v1i.count_max))
+ return -ENOBUFS;
+
+ ring_frame = (struct esmem_frame *)&(epbh->ring[EP_RING_INDEX
+ (info->v1i.tail - 1,
+ info->v1i.count_max) *
+ info->v1i.frame_max]);
+
+ ring_frame->frame_size = size;
+ memcpy((void *)(ring_frame->frame_data), (void *)frame, size);
+
+ EP_RING_INDEX_INC(epbh->info->v1i.tail, info->v1i.count_max);
+
+ return 0;
+}