From 977a5d5d32f4797ace5ef65ee3f2232a1c88a274 Mon Sep 17 00:00:00 2001 From: Laurence Evans Date: Thu, 7 Mar 2013 11:46:58 +0000 Subject: sfc: Add a function pointer to abstract write of host time into NIC shared memory Signed-off-by: Ben Hutchings --- drivers/net/ethernet/sfc/siena.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/net/ethernet/sfc/siena.c') diff --git a/drivers/net/ethernet/sfc/siena.c b/drivers/net/ethernet/sfc/siena.c index a51d90c4c6cf..3c0a54400260 100644 --- a/drivers/net/ethernet/sfc/siena.c +++ b/drivers/net/ethernet/sfc/siena.c @@ -853,6 +853,19 @@ fail: #endif /* CONFIG_SFC_MTD */ +/************************************************************************** + * + * PTP + * + ************************************************************************** + */ + +static void siena_ptp_write_host_time(struct efx_nic *efx, u32 host_time) +{ + _efx_writed(efx, cpu_to_le32(host_time), + FR_CZ_MC_TREG_SMEM + MC_SMEM_P0_PTP_TIME_OFST); +} + /************************************************************************** * * Revision-dependent attributes used by efx.c and nic.c @@ -943,6 +956,7 @@ const struct efx_nic_type siena_a0_nic_type = { .mtd_write = efx_mcdi_mtd_write, .mtd_sync = efx_mcdi_mtd_sync, #endif + .ptp_write_host_time = siena_ptp_write_host_time, .revision = EFX_REV_SIENA_A0, .txd_ptr_tbl_base = FR_BZ_TX_DESC_PTR_TBL, -- cgit v1.2.3