diff options
Diffstat (limited to 'drivers/thunderbolt/tb_regs.h')
| -rw-r--r-- | drivers/thunderbolt/tb_regs.h | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h index 6f1ff04ee195..deb9d4a977b9 100644 --- a/drivers/thunderbolt/tb_regs.h +++ b/drivers/thunderbolt/tb_regs.h @@ -211,6 +211,38 @@ struct tb_regs_port_header { } __packed; +/* DWORD 4 */ +#define TB_PORT_NFC_CREDITS_MASK GENMASK(19, 0) +#define TB_PORT_MAX_CREDITS_SHIFT 20 +#define TB_PORT_MAX_CREDITS_MASK GENMASK(26, 20) +/* DWORD 5 */ +#define TB_PORT_LCA_SHIFT 22 +#define TB_PORT_LCA_MASK GENMASK(28, 22) + +/* Display Port adapter registers */ + +/* DWORD 0 */ +#define TB_DP_VIDEO_HOPID_SHIFT 16 +#define TB_DP_VIDEO_HOPID_MASK GENMASK(26, 16) +#define TB_DP_AUX_EN BIT(30) +#define TB_DP_VIDEO_EN BIT(31) +/* DWORD 1 */ +#define TB_DP_AUX_TX_HOPID_MASK GENMASK(10, 0) +#define TB_DP_AUX_RX_HOPID_SHIFT 11 +#define TB_DP_AUX_RX_HOPID_MASK GENMASK(21, 11) +/* DWORD 2 */ +#define TB_DP_HDP BIT(6) +/* DWORD 3 */ +#define TB_DP_HPDC BIT(9) +/* DWORD 4 */ +#define TB_DP_LOCAL_CAP 0x4 +/* DWORD 5 */ +#define TB_DP_REMOTE_CAP 0x5 + +/* PCIe adapter registers */ + +#define TB_PCI_EN BIT(31) + /* Hop register from TB_CFG_HOPS. 8 byte per entry. */ struct tb_regs_hop { /* DWORD 0 */ @@ -234,8 +266,24 @@ struct tb_regs_hop { bool egress_fc:1; bool ingress_shared_buffer:1; bool egress_shared_buffer:1; - u32 unknown3:4; /* set to zero */ + bool pending:1; + u32 unknown3:3; /* set to zero */ } __packed; +/* Common link controller registers */ +#define TB_LC_DESC 0x02 +#define TB_LC_DESC_NLC_MASK GENMASK(3, 0) +#define TB_LC_DESC_SIZE_SHIFT 8 +#define TB_LC_DESC_SIZE_MASK GENMASK(15, 8) +#define TB_LC_DESC_PORT_SIZE_SHIFT 16 +#define TB_LC_DESC_PORT_SIZE_MASK GENMASK(27, 16) +#define TB_LC_FUSE 0x03 + +/* Link controller registers */ +#define TB_LC_SX_CTRL 0x96 +#define TB_LC_SX_CTRL_L1C BIT(16) +#define TB_LC_SX_CTRL_L2C BIT(20) +#define TB_LC_SX_CTRL_UPSTREAM BIT(30) +#define TB_LC_SX_CTRL_SLP BIT(31) #endif |