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authorEgor Pomozov <epomozov@marvell.com>2019-10-22 09:53:29 +0000
committerDavid S. Miller <davem@davemloft.net>2019-10-24 09:51:22 -0700
commit94ad94558b0fbf18dd6fb0987540af1693157556 (patch)
treeaa23f117190485d8d2ad6e73a9b9c51014cbd933 /drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
parentnet: aquantia: add basic ptp_clock callbacks (diff)
downloadlinux-dev-94ad94558b0fbf18dd6fb0987540af1693157556.tar.xz
linux-dev-94ad94558b0fbf18dd6fb0987540af1693157556.zip
net: aquantia: add PTP rings infrastructure
Add implementations of PTP rings alloc/free. PTP desing on this device uses two separate rings on a separate traffic class for traffic rx/tx. Third ring (hwts) is not a traffic ring, but is used only to receive timestamps of the transmitted packets. Signed-off-by: Egor Pomozov <epomozov@marvell.com> Co-developed-by: Sergey Samoilenko <sergey.samoilenko@aquantia.com> Signed-off-by: Sergey Samoilenko <sergey.samoilenko@aquantia.com> Co-developed-by: Dmitry Bezrukov <dmitry.bezrukov@aquantia.com> Signed-off-by: Dmitry Bezrukov <dmitry.bezrukov@aquantia.com> Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
index f2eb94f298e2..77132bda4696 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
@@ -44,6 +44,14 @@ struct __packed hw_atl_rxd_wb_s {
u16 vlan;
};
+/* Hardware rx HW TIMESTAMP writeback */
+struct __packed hw_atl_rxd_hwts_wb_s {
+ u32 sec_hw;
+ u32 ns;
+ u32 sec_lw0;
+ u32 sec_lw1;
+};
+
struct __packed hw_atl_stats_s {
u32 uprc;
u32 mprc;