From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Neftin Date: Wed, 5 Feb 2020 14:31:15 +0200 Subject: [Intel-wired-lan] [PATCH v1 1/1] igc: Complete to commit Add support for TSO Message-ID: <20200205123115.44103-1-sasha.neftin@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: commit f38b782dccab ("igc: Add support for TSO") Add option to setting transmit command (TUCMD) of the context descriptor based on skb_shinfo gso_type and SKB_GSO_UDP_L4 flag. Signed-off-by: Sasha Neftin --- drivers/net/ethernet/intel/igc/igc_defines.h | 1 + drivers/net/ethernet/intel/igc/igc_main.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/igc/igc_defines.h b/drivers/net/ethernet/intel/igc/igc_defines.h index 6468253ec4f5..b70651c42098 100644 --- a/drivers/net/ethernet/intel/igc/igc_defines.h +++ b/drivers/net/ethernet/intel/igc/igc_defines.h @@ -529,6 +529,7 @@ #define IGC_VLAPQF_QUEUE_MASK 0x03 #define IGC_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */ +#define IGC_ADVTXD_TUCMD_L4T_UDP 0x00000000 /* L4 Packet TYPE of UDP */ #define IGC_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type:1=IPv4 */ #define IGC_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet Type of TCP */ #define IGC_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 packet TYPE of SCTP */ diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index dec6f5a4f03f..660b14abce1d 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -1231,7 +1231,8 @@ static int igc_tso(struct igc_ring *tx_ring, l4.hdr = skb_checksum_start(skb); /* ADV DTYP TUCMD MKRLOC/ISCSIHEDLEN */ - type_tucmd = IGC_ADVTXD_TUCMD_L4T_TCP; + type_tucmd = (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) ? + IGC_ADVTXD_TUCMD_L4T_UDP : IGC_ADVTXD_TUCMD_L4T_TCP; /* initialize outer IP header fields */ if (ip.v4->version == 4) { -- 2.11.0