diff options
Diffstat (limited to 'drivers/thunderbolt/tb_regs.h')
| -rw-r--r-- | drivers/thunderbolt/tb_regs.h | 97 |
1 files changed, 70 insertions, 27 deletions
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h index deb9d4a977b9..7ee45b73c7f7 100644 --- a/drivers/thunderbolt/tb_regs.h +++ b/drivers/thunderbolt/tb_regs.h @@ -211,37 +211,71 @@ 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) +/* Basic adapter configuration registers */ +#define ADP_CS_4 0x04 +#define ADP_CS_4_NFC_BUFFERS_MASK GENMASK(9, 0) +#define ADP_CS_4_TOTAL_BUFFERS_MASK GENMASK(29, 20) +#define ADP_CS_4_TOTAL_BUFFERS_SHIFT 20 +#define ADP_CS_5 0x05 +#define ADP_CS_5_LCA_MASK GENMASK(28, 22) +#define ADP_CS_5_LCA_SHIFT 22 + +/* Lane adapter registers */ +#define LANE_ADP_CS_0 0x00 +#define LANE_ADP_CS_0_SUPPORTED_WIDTH_MASK GENMASK(25, 20) +#define LANE_ADP_CS_0_SUPPORTED_WIDTH_SHIFT 20 +#define LANE_ADP_CS_1 0x01 +#define LANE_ADP_CS_1_TARGET_WIDTH_MASK GENMASK(9, 4) +#define LANE_ADP_CS_1_TARGET_WIDTH_SHIFT 4 +#define LANE_ADP_CS_1_TARGET_WIDTH_SINGLE 0x1 +#define LANE_ADP_CS_1_TARGET_WIDTH_DUAL 0x3 +#define LANE_ADP_CS_1_LB BIT(15) +#define LANE_ADP_CS_1_CURRENT_SPEED_MASK GENMASK(19, 16) +#define LANE_ADP_CS_1_CURRENT_SPEED_SHIFT 16 +#define LANE_ADP_CS_1_CURRENT_SPEED_GEN2 0x8 +#define LANE_ADP_CS_1_CURRENT_SPEED_GEN3 0x4 +#define LANE_ADP_CS_1_CURRENT_WIDTH_MASK GENMASK(25, 20) +#define LANE_ADP_CS_1_CURRENT_WIDTH_SHIFT 20 /* 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 +#define ADP_DP_CS_0 0x00 +#define ADP_DP_CS_0_VIDEO_HOPID_MASK GENMASK(26, 16) +#define ADP_DP_CS_0_VIDEO_HOPID_SHIFT 16 +#define ADP_DP_CS_0_AE BIT(30) +#define ADP_DP_CS_0_VE BIT(31) +#define ADP_DP_CS_1_AUX_TX_HOPID_MASK GENMASK(10, 0) +#define ADP_DP_CS_1_AUX_RX_HOPID_MASK GENMASK(21, 11) +#define ADP_DP_CS_1_AUX_RX_HOPID_SHIFT 11 +#define ADP_DP_CS_2 0x02 +#define ADP_DP_CS_2_HDP BIT(6) +#define ADP_DP_CS_3 0x03 +#define ADP_DP_CS_3_HDPC BIT(9) +#define DP_LOCAL_CAP 0x04 +#define DP_REMOTE_CAP 0x05 +#define DP_STATUS_CTRL 0x06 +#define DP_STATUS_CTRL_CMHS BIT(25) +#define DP_STATUS_CTRL_UF BIT(26) +#define DP_COMMON_CAP 0x07 +/* + * DP_COMMON_CAP offsets work also for DP_LOCAL_CAP and DP_REMOTE_CAP + * with exception of DPRX done. + */ +#define DP_COMMON_CAP_RATE_MASK GENMASK(11, 8) +#define DP_COMMON_CAP_RATE_SHIFT 8 +#define DP_COMMON_CAP_RATE_RBR 0x0 +#define DP_COMMON_CAP_RATE_HBR 0x1 +#define DP_COMMON_CAP_RATE_HBR2 0x2 +#define DP_COMMON_CAP_RATE_HBR3 0x3 +#define DP_COMMON_CAP_LANES_MASK GENMASK(14, 12) +#define DP_COMMON_CAP_LANES_SHIFT 12 +#define DP_COMMON_CAP_1_LANE 0x0 +#define DP_COMMON_CAP_2_LANES 0x1 +#define DP_COMMON_CAP_4_LANES 0x2 +#define DP_COMMON_CAP_DPRX_DONE BIT(31) /* PCIe adapter registers */ - -#define TB_PCI_EN BIT(31) +#define ADP_PCIE_CS_0 0x00 +#define ADP_PCIE_CS_0_PE BIT(31) /* Hop register from TB_CFG_HOPS. 8 byte per entry. */ struct tb_regs_hop { @@ -278,8 +312,17 @@ struct tb_regs_hop { #define TB_LC_DESC_PORT_SIZE_SHIFT 16 #define TB_LC_DESC_PORT_SIZE_MASK GENMASK(27, 16) #define TB_LC_FUSE 0x03 +#define TB_LC_SNK_ALLOCATION 0x10 +#define TB_LC_SNK_ALLOCATION_SNK0_MASK GENMASK(3, 0) +#define TB_LC_SNK_ALLOCATION_SNK0_CM 0x1 +#define TB_LC_SNK_ALLOCATION_SNK1_SHIFT 4 +#define TB_LC_SNK_ALLOCATION_SNK1_MASK GENMASK(7, 4) +#define TB_LC_SNK_ALLOCATION_SNK1_CM 0x1 /* Link controller registers */ +#define TB_LC_PORT_ATTR 0x8d +#define TB_LC_PORT_ATTR_BE BIT(12) + #define TB_LC_SX_CTRL 0x96 #define TB_LC_SX_CTRL_L1C BIT(16) #define TB_LC_SX_CTRL_L2C BIT(20) |