[net-next,06/14] mlxsw: reg: Add max_shaper_bs to QoS ETS Element Configuration
diff mbox series

Message ID 20200124132318.712354-7-idosch@idosch.org
State Accepted
Delegated to: David Miller
Headers show
Series
  • mlxsw: Offload TBF
Related show

Commit Message

Ido Schimmel Jan. 24, 2020, 1:23 p.m. UTC
From: Petr Machata <petrm@mellanox.com>

The QEEC register configures scheduling elements. One of the bits of
configuration is the burst size to use for the shaper installed on the
element. Add the necessary fields to support this configuration.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

Comments

Jiri Pirko Jan. 24, 2020, 3:04 p.m. UTC | #1
Fri, Jan 24, 2020 at 02:23:10PM CET, idosch@idosch.org wrote:
>From: Petr Machata <petrm@mellanox.com>
>
>The QEEC register configures scheduling elements. One of the bits of
>configuration is the burst size to use for the shaper installed on the
>element. Add the necessary fields to support this configuration.
>
>Signed-off-by: Petr Machata <petrm@mellanox.com>
>Signed-off-by: Ido Schimmel <idosch@mellanox.com>

Acked-by: Jiri Pirko <jiri@mellanox.com>

Patch
diff mbox series

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 0b80e75e87c3..afd712d8fd46 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -3602,6 +3602,21 @@  MLXSW_ITEM32(reg, qeec, dwrr, 0x18, 15, 1);
  */
 MLXSW_ITEM32(reg, qeec, dwrr_weight, 0x18, 0, 8);
 
+/* reg_qeec_max_shaper_bs
+ * Max shaper burst size
+ * Burst size is 2^max_shaper_bs * 512 bits
+ * For Spectrum-1: Range is: 5..25
+ * For Spectrum-2: Range is: 11..25
+ * Reserved when ptps = 1
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, qeec, max_shaper_bs, 0x1C, 0, 6);
+
+#define MLXSW_REG_QEEC_HIGHEST_SHAPER_BS	25
+#define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP1	5
+#define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP2	11
+#define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP3	5
+
 static inline void mlxsw_reg_qeec_pack(char *payload, u8 local_port,
 				       enum mlxsw_reg_qeec_hr hr, u8 index,
 				       u8 next_index)