diff options
| author | Gil Fine <gil.fine@intel.com> | 2021-12-17 03:16:38 +0200 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2021-12-22 17:13:14 +0300 |
| commit | a28ec0e165ba2f90568828a2578aaa8540e13bc5 (patch) | |
| tree | 1154cace1b1c8eb49aff7ea6affbc25dd4fd2416 /drivers/thunderbolt/tb_regs.h | |
| parent | 3cc1c6de458e0e58c413c3c35802ca96e55bbdbe (diff) | |
thunderbolt: Add TMU uni-directional mode
Up until Titan Ridge (Thunderbolt 3) device routers only supported
bi-directional mode. In this patch we add to TMU a uni-directional mode.
The uni-directional mode is needed for enabling of low power state of
the link (CLx).
Signed-off-by: Gil Fine <gil.fine@intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt/tb_regs.h')
| -rw-r--r-- | drivers/thunderbolt/tb_regs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h index 484f25be2849..eb58b1a88d55 100644 --- a/drivers/thunderbolt/tb_regs.h +++ b/drivers/thunderbolt/tb_regs.h @@ -246,6 +246,7 @@ enum usb4_switch_op { #define TMU_RTR_CS_3_TS_PACKET_INTERVAL_SHIFT 16 #define TMU_RTR_CS_22 0x16 #define TMU_RTR_CS_24 0x18 +#define TMU_RTR_CS_25 0x19 enum tb_port_type { TB_TYPE_INACTIVE = 0x000000, @@ -305,6 +306,8 @@ struct tb_regs_port_header { /* TMU adapter registers */ #define TMU_ADP_CS_3 0x03 #define TMU_ADP_CS_3_UDM BIT(29) +#define TMU_ADP_CS_6 0x06 +#define TMU_ADP_CS_6_DTS BIT(1) /* Lane adapter registers */ #define LANE_ADP_CS_0 0x00 |