UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

mlxsw: reg: Add Management DownStream Device Control Register 

The MDDC register allows to control downstream devices and line cards.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2022-04-18 09:42:35 +03:00 committed by David S. Miller
parent 505f524dc6
commit 5290a8ff2e
1 changed files with 37 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
drivers/net/ethernet/mellanox/mlxsw/reg.h
View File

@ -11635,6 +11635,42 @@ mlxsw_reg_mddq_slot_name_unpack(const char *payload, char *slot_ascii_name)
mlxsw_reg_mddq_slot_ascii_name_memcpy_from(payload, slot_ascii_name);
}
/* MDDC - Management DownStream Device Control Register
* ----------------------------------------------------
* This register allows to control downstream devices and line cards.
*/
#define MLXSW_REG_MDDC_ID 0x9163
#define MLXSW_REG_MDDC_LEN 0x30
MLXSW_REG_DEFINE(mddc, MLXSW_REG_MDDC_ID, MLXSW_REG_MDDC_LEN);
/* reg_mddc_slot_index
* Slot index. 0 is reserved.
* Access: Index
*/
MLXSW_ITEM32(reg, mddc, slot_index, 0x00, 0, 4);
/* reg_mddc_rst
* Reset request.
* Access: OP
*/
MLXSW_ITEM32(reg, mddc, rst, 0x04, 29, 1);
/* reg_mddc_device_enable
* When set, FW is the manager and allowed to program the downstream device.
* Access: RW
*/
MLXSW_ITEM32(reg, mddc, device_enable, 0x04, 28, 1);
static inline void mlxsw_reg_mddc_pack(char *payload, u8 slot_index, bool rst,
bool device_enable)
{
MLXSW_REG_ZERO(mddc, payload);
mlxsw_reg_mddc_slot_index_set(payload, slot_index);
mlxsw_reg_mddc_rst_set(payload, rst);
mlxsw_reg_mddc_device_enable_set(payload, device_enable);
}
/* MFDE - Monitoring FW Debug Register
* -----------------------------------
*/
@ -12955,6 +12991,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(mfgd),
MLXSW_REG(mgpir),
MLXSW_REG(mddq),
MLXSW_REG(mddc),
MLXSW_REG(mfde),
MLXSW_REG(tngcr),
MLXSW_REG(tnumt),