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authorSunil Goutham <sgoutham@cavium.com>2018-01-15 15:44:57 +0300
committerDavid S. Miller <davem@davemloft.net>2018-01-16 22:31:14 +0300
commit4a8755096466d1002236ac7293eae821b6de87ba (patch)
tree8eaf366be7af579511c08ba91d1f991d155f7ec7 /drivers/net/ethernet/cavium/thunder/thunder_bgx.h
parent8c56df372bc1371504bf3cc29fbb3c09967cafff (diff)
downloadlinux-4a8755096466d1002236ac7293eae821b6de87ba.tar.xz
net: thunderx: add timestamping support
This adds timestamping support for both receive and transmit paths. On the receive side no filters are supported i.e either all pkts will get a timestamp appended infront of the packet or none. On the transmit side HW doesn't support timestamp insertion but only generates a separate CQE with transmitted packet's timestamp. Also HW supports only one packet at a time for timestamping on the transmit side. Signed-off-by: Sunil Goutham <sgoutham@cavium.com> Signed-off-by: Aleksey Makarov <aleksey.makarov@cavium.com> Acked-by: Philippe Ombredanne <pombredanne@nexb.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cavium/thunder/thunder_bgx.h')
-rw-r--r--drivers/net/ethernet/cavium/thunder/thunder_bgx.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
index 23acdc5ab896..5a7567d31138 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
@@ -122,6 +122,8 @@
#define SPU_DBG_CTL_AN_NONCE_MCT_DIS BIT_ULL(29)
#define BGX_SMUX_RX_INT 0x20000
+#define BGX_SMUX_RX_FRM_CTL 0x20020
+#define BGX_PKT_RX_PTP_EN BIT_ULL(12)
#define BGX_SMUX_RX_JABBER 0x20030
#define BGX_SMUX_RX_CTL 0x20048
#define SMU_RX_CTL_STATUS (3ull << 0)
@@ -172,6 +174,7 @@
#define GMI_PORT_CFG_SPEED_MSB BIT_ULL(8)
#define GMI_PORT_CFG_RX_IDLE BIT_ULL(12)
#define GMI_PORT_CFG_TX_IDLE BIT_ULL(13)
+#define BGX_GMP_GMI_RXX_FRM_CTL 0x38028
#define BGX_GMP_GMI_RXX_JABBER 0x38038
#define BGX_GMP_GMI_TXX_THRESH 0x38210
#define BGX_GMP_GMI_TXX_APPEND 0x38218
@@ -223,6 +226,7 @@ void bgx_set_lmac_mac(int node, int bgx_idx, int lmacid, const u8 *mac);
void bgx_get_lmac_link_state(int node, int bgx_idx, int lmacid, void *status);
void bgx_lmac_internal_loopback(int node, int bgx_idx,
int lmac_idx, bool enable);
+void bgx_config_timestamping(int node, int bgx_idx, int lmacid, bool enable);
void bgx_lmac_get_pfc(int node, int bgx_idx, int lmacid, void *pause);
void bgx_lmac_set_pfc(int node, int bgx_idx, int lmacid, void *pause);