summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2025-11-27 12:16:40 -0800
committerJakub Kicinski <kuba@kernel.org>2025-11-27 12:19:08 -0800
commitdb4029859d6fd03f0622d394f4cdb1be86d7ec62 (patch)
treee2e33b9c1f6bb9aea36df6ce974d698f0aaf177c /drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
parent73f784b2c938e17e4af90aff4cdcaafe4ca06a5f (diff)
parent1f5e808aa63af61ec0d6a14909056d6668813e86 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts: net/xdp/xsk.c 0ebc27a4c67d ("xsk: avoid data corruption on cq descriptor number") 8da7bea7db69 ("xsk: add indirect call for xsk_destruct_skb") 30ed05adca4a ("xsk: use a smaller new lock for shared pool case") https://lore.kernel.org/20251127105450.4a1665ec@canb.auug.org.au https://lore.kernel.org/eb4eee14-7e24-4d1b-b312-e9ea738fefee@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c')
-rw-r--r--drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
index b4377b8613c3..8c40db90ee8f 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
@@ -1,11 +1,14 @@
// SPDX-License-Identifier: GPL-2.0+
#include <linux/ptp_classify.h>
+#include <linux/units.h>
#include "lan966x_main.h"
#include "vcap_api.h"
#include "vcap_api_client.h"
+#define LAN9X66_CLOCK_RATE 165617754
+
#define LAN966X_MAX_PTP_ID 512
/* Represents 1ppm adjustment in 2^59 format with 6.037735849ns as reference
@@ -1126,5 +1129,5 @@ void lan966x_ptp_rxtstamp(struct lan966x *lan966x, struct sk_buff *skb,
u32 lan966x_ptp_get_period_ps(void)
{
/* This represents the system clock period in picoseconds */
- return 15125;
+ return PICO / LAN9X66_CLOCK_RATE;
}