sonic-buildimage/platform/mellanox/non-upstream-patches/patches/0131-mlxsw-reg-Add-Ports-Mapping-event-Configuration-Regi.patch

99 lines
3.1 KiB
Diff

From ec8e91d320c8cccb8ad59663d2d59810ea5aecb9 Mon Sep 17 00:00:00 2001
From: Jiri Pirko <jiri@nvidia.com>
Date: Fri, 29 Jan 2021 08:45:09 +0100
Subject: [PATCH] mlxsw: reg: Add Ports Mapping event Configuration Register
The PMECR register use to enable/disable event trigger in case of
local port mapping change.
Signed-off-by: Jiri Pirko <jiri@nvidia.com>
---
drivers/net/ethernet/mellanox/mlxsw/reg.h | 64 +++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 9de037b9a..42169957c 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -5524,6 +5524,69 @@ static inline void mlxsw_reg_pplr_pack(char *payload, u8 local_port,
MLXSW_REG_PPLR_LB_TYPE_BIT_PHY_LOCAL : 0);
}
+/* PMECR - Ports Mapping event Configuration Register
+ * --------------------------------------------------
+ * The PMECR register use to enable/disable event trigger in case of
+ * local port mapping change.
+ */
+#define MLXSW_REG_PMECR_ID 0x501B
+#define MLXSW_REG_PMECR_LEN 0x20
+
+MLXSW_REG_DEFINE(pmecr, MLXSW_REG_PMECR_ID, MLXSW_REG_PMECR_LEN);
+
+/* reg_pmecr_local_port
+ * Local port number.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, pmecr, local_port, 0x00, 16, 8);
+
+/* reg_pmecr_ee
+ * Event update enable. If this bit is set, event generation will be updated
+ * based on the e field. Only relevant on Set operations.
+ * Access: WO
+ */
+MLXSW_ITEM32(reg, pmecr, ee, 0x04, 30, 1);
+
+/* reg_pmecr_eswi
+ * Software ignore enable bit. If this bit is set, the value if swi is used.
+ * If this bit is clear, the value of swi is ignored.
+ * Only relevant on Set operations.
+ * Access: WO
+ */
+MLXSW_ITEM32(reg, pmecr, eswi, 0x04, 24, 1);
+
+/* reg_pmecr_swi
+ * Software ignore. If this bit is set, the device shouldn't generate events
+ * in case of PMLP SET operation but only upon self local port mapping change
+ * (if applicable according to e configuration). This is supplementary
+ * configuration on top of e value.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, pmecr, swi, 0x04, 8, 1);
+
+enum mlxsw_reg_pmecr_e {
+ MLXSW_REG_PMECR_E_DO_NOT_GENERATE_EVENT,
+ MLXSW_REG_PMECR_E_GENERATE_EVENT,
+ MLXSW_REG_PMECR_E_GENERATE_SINGLE_EVENT,
+};
+
+/* reg_pmecr_e
+ * Event generation on local port mapping change.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, pmecr, e, 0x04, 0, 2);
+
+static inline void mlxsw_reg_pmecr_pack(char *payload, u8 local_port,
+ enum mlxsw_reg_pmecr_e e)
+{
+ MLXSW_REG_ZERO(pmecr, payload);
+ mlxsw_reg_pmecr_local_port_set(payload, local_port);
+ mlxsw_reg_pmecr_e_set(payload, e);
+ mlxsw_reg_pmecr_ee_set(payload, true);
+ mlxsw_reg_pmecr_swi_set(payload, true);
+ mlxsw_reg_pmecr_eswi_set(payload, true);
+}
+
/* PMPE - Port Module Plug/Unplug Event Register
* ---------------------------------------------
* This register reports any operational status change of a module.
@@ -11376,6 +11439,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(pspa),
MLXSW_REG(pmaos),
MLXSW_REG(pplr),
+ MLXSW_REG(pmecr),
MLXSW_REG(pmpe),
MLXSW_REG(pddr),
MLXSW_REG(pmtm),
--
2.30.2