igb: Read DCMD.VLE of the first Tx descriptor
commit5d92e88a506387837431cee069ca8fee4f7c29ae
authorAkihiko Odaki <akihiko.odaki@daynix.com>
Tue, 23 May 2023 02:43:12 +0000 (23 11:43 +0900)
committerJason Wang <jasowang@redhat.com>
Tue, 23 May 2023 07:20:15 +0000 (23 15:20 +0800)
tree8625c92e2ba308debd81035f3e44c4a7b56fc3cd
parenta09cc21e80ebbb0fecc8eea33281290144234c9b
igb: Read DCMD.VLE of the first Tx descriptor

Section 7.2.2.3 Advanced Transmit Data Descriptor says:
> For frames that spans multiple descriptors, all fields apart from
> DCMD.EOP, DCMD.RS, DCMD.DEXT, DTALEN, Address and DTYP are valid only
> in the first descriptors and are ignored in the subsequent ones.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Signed-off-by: Jason Wang <jasowang@redhat.com>
hw/net/igb_core.c