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authorLaurence Evans <levans@solarflare.com>2013-03-07 15:46:58 +0400
committerBen Hutchings <bhutchings@solarflare.com>2013-08-28 01:27:02 +0400
commit977a5d5d32f4797ace5ef65ee3f2232a1c88a274 (patch)
treeae1d9a9e6348a3017521ab604a82cd260ab1a498 /drivers/net/ethernet/sfc/siena.c
parentc1d828bdca00f29e00c1650750ce0445d8b4458d (diff)
downloadlinux-977a5d5d32f4797ace5ef65ee3f2232a1c88a274.tar.xz
sfc: Add a function pointer to abstract write of host time into NIC shared memory
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/ethernet/sfc/siena.c')
-rw-r--r--drivers/net/ethernet/sfc/siena.c14
1 files changed, 14 insertions, 0 deletions
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
@@ -855,6 +855,19 @@ fail:
/**************************************************************************
*
+ * 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,