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path: root/drivers/usb/typec/ucsi/ucsi.h
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Diffstat (limited to 'drivers/usb/typec/ucsi/ucsi.h')
-rw-r--r--drivers/usb/typec/ucsi/ucsi.h417
1 files changed, 145 insertions, 272 deletions
diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h
index de87d0b8319d..8569bbd3762f 100644
--- a/drivers/usb/typec/ucsi/ucsi.h
+++ b/drivers/usb/typec/ucsi/ucsi.h
@@ -10,177 +10,55 @@
/* -------------------------------------------------------------------------- */
-/* Command Status and Connector Change Indication (CCI) data structure */
-struct ucsi_cci {
- u8:1; /* reserved */
- u8 connector_change:7;
- u8 data_length;
- u16:9; /* reserved */
- u16 not_supported:1;
- u16 cancel_complete:1;
- u16 reset_complete:1;
- u16 busy:1;
- u16 ack_complete:1;
- u16 error:1;
- u16 cmd_complete:1;
-} __packed;
-
-/* Default fields in CONTROL data structure */
-struct ucsi_command {
- u8 cmd;
- u8 length;
- u64 data:48;
-} __packed;
-
-/* ACK Command structure */
-struct ucsi_ack_cmd {
- u8 cmd;
- u8 length;
- u8 cci_ack:1;
- u8 cmd_ack:1;
- u8:6; /* reserved */
-} __packed;
-
-/* Connector Reset Command structure */
-struct ucsi_con_rst {
- u8 cmd;
- u8 length;
- u8 con_num:7;
- u8 hard_reset:1;
-} __packed;
-
-/* Set USB Operation Mode Command structure */
-struct ucsi_uor_cmd {
- u8 cmd;
- u8 length;
- u16 con_num:7;
- u16 role:3;
-#define UCSI_UOR_ROLE_DFP BIT(0)
-#define UCSI_UOR_ROLE_UFP BIT(1)
-#define UCSI_UOR_ROLE_DRP BIT(2)
- u16:6; /* reserved */
-} __packed;
-
-/* Get Alternate Modes Command structure */
-struct ucsi_altmode_cmd {
- u8 cmd;
- u8 length;
- u8 recipient;
-#define UCSI_RECIPIENT_CON 0
-#define UCSI_RECIPIENT_SOP 1
-#define UCSI_RECIPIENT_SOP_P 2
-#define UCSI_RECIPIENT_SOP_PP 3
- u8 con_num;
- u8 offset;
- u8 num_altmodes;
-} __packed;
+struct ucsi;
-struct ucsi_control {
- union {
- u64 raw_cmd;
- struct ucsi_command cmd;
- struct ucsi_uor_cmd uor;
- struct ucsi_ack_cmd ack;
- struct ucsi_con_rst con_rst;
- struct ucsi_altmode_cmd alt;
- };
+/* UCSI offsets (Bytes) */
+#define UCSI_VERSION 0
+#define UCSI_CCI 4
+#define UCSI_CONTROL 8
+#define UCSI_MESSAGE_IN 16
+#define UCSI_MESSAGE_OUT 32
+
+/* Command Status and Connector Change Indication (CCI) bits */
+#define UCSI_CCI_CONNECTOR(_c_) (((_c_) & GENMASK(7, 0)) >> 1)
+#define UCSI_CCI_LENGTH(_c_) (((_c_) & GENMASK(15, 8)) >> 8)
+#define UCSI_CCI_NOT_SUPPORTED BIT(25)
+#define UCSI_CCI_CANCEL_COMPLETE BIT(26)
+#define UCSI_CCI_RESET_COMPLETE BIT(27)
+#define UCSI_CCI_BUSY BIT(28)
+#define UCSI_CCI_ACK_COMPLETE BIT(29)
+#define UCSI_CCI_ERROR BIT(30)
+#define UCSI_CCI_COMMAND_COMPLETE BIT(31)
+
+/**
+ * struct ucsi_operations - UCSI I/O operations
+ * @read: Read operation
+ * @sync_write: Blocking write operation
+ * @async_write: Non-blocking write operation
+ *
+ * Read and write routines for UCSI interface. @sync_write must wait for the
+ * Command Completion Event from the PPM before returning, and @async_write must
+ * return immediately after sending the data to the PPM.
+ */
+struct ucsi_operations {
+ int (*read)(struct ucsi *ucsi, unsigned int offset,
+ void *val, size_t val_len);
+ int (*sync_write)(struct ucsi *ucsi, unsigned int offset,
+ const void *val, size_t val_len);
+ int (*async_write)(struct ucsi *ucsi, unsigned int offset,
+ const void *val, size_t val_len);
};
-#define __UCSI_CMD(_ctrl_, _cmd_) \
-{ \
- (_ctrl_).raw_cmd = 0; \
- (_ctrl_).cmd.cmd = _cmd_; \
-}
-
-/* Helper for preparing ucsi_control for CONNECTOR_RESET command. */
-#define UCSI_CMD_CONNECTOR_RESET(_ctrl_, _con_, _hard_) \
-{ \
- __UCSI_CMD(_ctrl_, UCSI_CONNECTOR_RESET) \
- (_ctrl_).con_rst.con_num = (_con_)->num; \
- (_ctrl_).con_rst.hard_reset = _hard_; \
-}
-
-/* Helper for preparing ucsi_control for ACK_CC_CI command. */
-#define UCSI_CMD_ACK(_ctrl_, _ack_) \
-{ \
- __UCSI_CMD(_ctrl_, UCSI_ACK_CC_CI) \
- (_ctrl_).ack.cci_ack = ((_ack_) == UCSI_ACK_EVENT); \
- (_ctrl_).ack.cmd_ack = ((_ack_) == UCSI_ACK_CMD); \
-}
-
-/* Helper for preparing ucsi_control for SET_NOTIFY_ENABLE command. */
-#define UCSI_CMD_SET_NTFY_ENABLE(_ctrl_, _ntfys_) \
-{ \
- __UCSI_CMD(_ctrl_, UCSI_SET_NOTIFICATION_ENABLE) \
- (_ctrl_).cmd.data = _ntfys_; \
-}
-
-/* Helper for preparing ucsi_control for GET_CAPABILITY command. */
-#define UCSI_CMD_GET_CAPABILITY(_ctrl_) \
-{ \
- __UCSI_CMD(_ctrl_, UCSI_GET_CAPABILITY) \
-}
-
-/* Helper for preparing ucsi_control for GET_CONNECTOR_CAPABILITY command. */
-#define UCSI_CMD_GET_CONNECTOR_CAPABILITY(_ctrl_, _con_) \
-{ \
- __UCSI_CMD(_ctrl_, UCSI_GET_CONNECTOR_CAPABILITY) \
- (_ctrl_).cmd.data = _con_; \
-}
+struct ucsi *ucsi_create(struct device *dev, const struct ucsi_operations *ops);
+void ucsi_destroy(struct ucsi *ucsi);
+int ucsi_register(struct ucsi *ucsi);
+void ucsi_unregister(struct ucsi *ucsi);
+void *ucsi_get_drvdata(struct ucsi *ucsi);
+void ucsi_set_drvdata(struct ucsi *ucsi, void *data);
-/* Helper for preparing ucsi_control for GET_ALTERNATE_MODES command. */
-#define UCSI_CMD_GET_ALTERNATE_MODES(_ctrl_, _r_, _con_num_, _o_, _num_)\
-{ \
- __UCSI_CMD((_ctrl_), UCSI_GET_ALTERNATE_MODES) \
- _ctrl_.alt.recipient = (_r_); \
- _ctrl_.alt.con_num = (_con_num_); \
- _ctrl_.alt.offset = (_o_); \
- _ctrl_.alt.num_altmodes = (_num_) - 1; \
-}
+void ucsi_connector_change(struct ucsi *ucsi, u8 num);
-/* Helper for preparing ucsi_control for GET_CAM_SUPPORTED command. */
-#define UCSI_CMD_GET_CAM_SUPPORTED(_ctrl_, _con_) \
-{ \
- __UCSI_CMD((_ctrl_), UCSI_GET_CAM_SUPPORTED) \
- _ctrl_.cmd.data = (_con_); \
-}
-
-/* Helper for preparing ucsi_control for GET_CAM_SUPPORTED command. */
-#define UCSI_CMD_GET_CURRENT_CAM(_ctrl_, _con_) \
-{ \
- __UCSI_CMD((_ctrl_), UCSI_GET_CURRENT_CAM) \
- _ctrl_.cmd.data = (_con_); \
-}
-
-/* Helper for preparing ucsi_control for GET_CONNECTOR_STATUS command. */
-#define UCSI_CMD_GET_CONNECTOR_STATUS(_ctrl_, _con_) \
-{ \
- __UCSI_CMD(_ctrl_, UCSI_GET_CONNECTOR_STATUS) \
- (_ctrl_).cmd.data = _con_; \
-}
-
-#define __UCSI_ROLE(_ctrl_, _cmd_, _con_num_) \
-{ \
- __UCSI_CMD(_ctrl_, _cmd_) \
- (_ctrl_).uor.con_num = _con_num_; \
- (_ctrl_).uor.role = UCSI_UOR_ROLE_DRP; \
-}
-
-/* Helper for preparing ucsi_control for SET_UOR command. */
-#define UCSI_CMD_SET_UOR(_ctrl_, _con_, _role_) \
-{ \
- __UCSI_ROLE(_ctrl_, UCSI_SET_UOR, (_con_)->num) \
- (_ctrl_).uor.role |= (_role_) == TYPEC_HOST ? UCSI_UOR_ROLE_DFP : \
- UCSI_UOR_ROLE_UFP; \
-}
-
-/* Helper for preparing ucsi_control for SET_PDR command. */
-#define UCSI_CMD_SET_PDR(_ctrl_, _con_, _role_) \
-{ \
- __UCSI_ROLE(_ctrl_, UCSI_SET_PDR, (_con_)->num) \
- (_ctrl_).uor.role |= (_role_) == TYPEC_SOURCE ? UCSI_UOR_ROLE_DFP : \
- UCSI_UOR_ROLE_UFP; \
-}
+/* -------------------------------------------------------------------------- */
/* Commands */
#define UCSI_PPM_RESET 0x01
@@ -203,24 +81,49 @@ struct ucsi_control {
#define UCSI_GET_CONNECTOR_STATUS 0x12
#define UCSI_GET_ERROR_STATUS 0x13
-/* ACK_CC_CI commands */
-#define UCSI_ACK_EVENT 1
-#define UCSI_ACK_CMD 2
-
-/* Bits for SET_NOTIFICATION_ENABLE command */
-#define UCSI_ENABLE_NTFY_CMD_COMPLETE BIT(0)
-#define UCSI_ENABLE_NTFY_EXT_PWR_SRC_CHANGE BIT(1)
-#define UCSI_ENABLE_NTFY_PWR_OPMODE_CHANGE BIT(2)
-#define UCSI_ENABLE_NTFY_CAP_CHANGE BIT(5)
-#define UCSI_ENABLE_NTFY_PWR_LEVEL_CHANGE BIT(6)
-#define UCSI_ENABLE_NTFY_PD_RESET_COMPLETE BIT(7)
-#define UCSI_ENABLE_NTFY_CAM_CHANGE BIT(8)
-#define UCSI_ENABLE_NTFY_BAT_STATUS_CHANGE BIT(9)
-#define UCSI_ENABLE_NTFY_PARTNER_CHANGE BIT(11)
-#define UCSI_ENABLE_NTFY_PWR_DIR_CHANGE BIT(12)
-#define UCSI_ENABLE_NTFY_CONNECTOR_CHANGE BIT(14)
-#define UCSI_ENABLE_NTFY_ERROR BIT(15)
-#define UCSI_ENABLE_NTFY_ALL 0xdbe7
+#define UCSI_CONNECTOR_NUMBER(_num_) ((u64)(_num_) << 16)
+
+/* CONNECTOR_RESET command bits */
+#define UCSI_CONNECTOR_RESET_HARD BIT(23) /* Deprecated in v1.1 */
+
+/* ACK_CC_CI bits */
+#define UCSI_ACK_CONNECTOR_CHANGE BIT(16)
+#define UCSI_ACK_COMMAND_COMPLETE BIT(17)
+
+/* SET_NOTIFICATION_ENABLE command bits */
+#define UCSI_ENABLE_NTFY_CMD_COMPLETE BIT(16)
+#define UCSI_ENABLE_NTFY_EXT_PWR_SRC_CHANGE BIT(17)
+#define UCSI_ENABLE_NTFY_PWR_OPMODE_CHANGE BIT(18)
+#define UCSI_ENABLE_NTFY_CAP_CHANGE BIT(19)
+#define UCSI_ENABLE_NTFY_PWR_LEVEL_CHANGE BIT(20)
+#define UCSI_ENABLE_NTFY_PD_RESET_COMPLETE BIT(21)
+#define UCSI_ENABLE_NTFY_CAM_CHANGE BIT(22)
+#define UCSI_ENABLE_NTFY_BAT_STATUS_CHANGE BIT(23)
+#define UCSI_ENABLE_NTFY_PARTNER_CHANGE BIT(24)
+#define UCSI_ENABLE_NTFY_PWR_DIR_CHANGE BIT(25)
+#define UCSI_ENABLE_NTFY_CONNECTOR_CHANGE BIT(26)
+#define UCSI_ENABLE_NTFY_ERROR BIT(27)
+#define UCSI_ENABLE_NTFY_ALL 0xdbe70000
+
+/* SET_UOR command bits */
+#define UCSI_SET_UOR_ROLE(_r_) (((_r_) == TYPEC_HOST ? 1 : 2) << 23)
+#define UCSI_SET_UOR_ACCEPT_ROLE_SWAPS BIT(25)
+
+/* SET_PDF command bits */
+#define UCSI_SET_PDR_ROLE(_r_) (((_r_) == TYPEC_SOURCE ? 1 : 2) << 23)
+#define UCSI_SET_PDR_ACCEPT_ROLE_SWAPS BIT(25)
+
+/* GET_ALTERNATE_MODES command bits */
+#define UCSI_GET_ALTMODE_RECIPIENT(_r_) ((u64)(_r_) << 16)
+#define UCSI_RECIPIENT_CON 0
+#define UCSI_RECIPIENT_SOP 1
+#define UCSI_RECIPIENT_SOP_P 2
+#define UCSI_RECIPIENT_SOP_PP 3
+#define UCSI_GET_ALTMODE_CONNECTOR_NUMBER(_r_) ((u64)(_r_) << 24)
+#define UCSI_GET_ALTMODE_OFFSET(_r_) ((u64)(_r_) << 32)
+#define UCSI_GET_ALTMODE_NUM_ALTMODES(_r_) ((u64)(_r_) << 40)
+
+/* -------------------------------------------------------------------------- */
/* Error information returned by PPM in response to GET_ERROR_STATUS command. */
#define UCSI_ERROR_UNREGONIZED_CMD BIT(0)
@@ -230,6 +133,12 @@ struct ucsi_control {
#define UCSI_ERROR_CC_COMMUNICATION_ERR BIT(4)
#define UCSI_ERROR_DEAD_BATTERY BIT(5)
#define UCSI_ERROR_CONTRACT_NEGOTIATION_FAIL BIT(6)
+#define UCSI_ERROR_OVERCURRENT BIT(7)
+#define UCSI_ERROR_UNDEFINED BIT(8)
+#define UCSI_ERROR_PARTNER_REJECTED_SWAP BIT(9)
+#define UCSI_ERROR_HARD_RESET BIT(10)
+#define UCSI_ERROR_PPM_POLICY_CONFLICT BIT(11)
+#define UCSI_ERROR_SWAP_REJECTED BIT(12)
/* Data structure filled by PPM in response to GET_CAPABILITY command. */
struct ucsi_capability {
@@ -241,8 +150,8 @@ struct ucsi_capability {
#define UCSI_CAP_ATTR_POWER_AC_SUPPLY BIT(8)
#define UCSI_CAP_ATTR_POWER_OTHER BIT(10)
#define UCSI_CAP_ATTR_POWER_VBUS BIT(14)
- u32 num_connectors:8;
- u32 features:24;
+ u8 num_connectors;
+ u8 features;
#define UCSI_CAP_SET_UOM BIT(0)
#define UCSI_CAP_SET_PDM BIT(1)
#define UCSI_CAP_ALT_MODE_DETAILS BIT(2)
@@ -251,8 +160,9 @@ struct ucsi_capability {
#define UCSI_CAP_CABLE_DETAILS BIT(5)
#define UCSI_CAP_EXT_SUPPLY_NOTIFICATIONS BIT(6)
#define UCSI_CAP_PD_RESET BIT(7)
+ u16 reserved_1;
u8 num_alt_modes;
- u8 reserved;
+ u8 reserved_2;
u16 bc_version;
u16 pd_version;
u16 typec_version;
@@ -269,9 +179,9 @@ struct ucsi_connector_capability {
#define UCSI_CONCAP_OPMODE_USB2 BIT(5)
#define UCSI_CONCAP_OPMODE_USB3 BIT(6)
#define UCSI_CONCAP_OPMODE_ALT_MODE BIT(7)
- u8 provider:1;
- u8 consumer:1;
- u8:6; /* reserved */
+ u8 flags;
+#define UCSI_CONCAP_FLAG_PROVIDER BIT(0)
+#define UCSI_CONCAP_FLAG_CONSUMER BIT(1)
} __packed;
struct ucsi_altmode {
@@ -283,18 +193,17 @@ struct ucsi_altmode {
struct ucsi_cable_property {
u16 speed_supported;
u8 current_capability;
- u8 vbus_in_cable:1;
- u8 active_cable:1;
- u8 directionality:1;
- u8 plug_type:2;
-#define UCSI_CABLE_PROPERTY_PLUG_TYPE_A 0
-#define UCSI_CABLE_PROPERTY_PLUG_TYPE_B 1
-#define UCSI_CABLE_PROPERTY_PLUG_TYPE_C 2
-#define UCSI_CABLE_PROPERTY_PLUG_OTHER 3
- u8 mode_support:1;
- u8:2; /* reserved */
- u8 latency:4;
- u8:4; /* reserved */
+ u8 flags;
+#define UCSI_CABLE_PROP_FLAG_VBUS_IN_CABLE BIT(0)
+#define UCSI_CABLE_PROP_FLAG_ACTIVE_CABLE BIT(1)
+#define UCSI_CABLE_PROP_FLAG_DIRECTIONALITY BIT(2)
+#define UCSI_CABLE_PROP_FLAG_PLUG_TYPE(_f_) ((_f_) & GENMASK(3, 0))
+#define UCSI_CABLE_PROPERTY_PLUG_TYPE_A 0
+#define UCSI_CABLE_PROPERTY_PLUG_TYPE_B 1
+#define UCSI_CABLE_PROPERTY_PLUG_TYPE_C 2
+#define UCSI_CABLE_PROPERTY_PLUG_OTHER 3
+#define UCSI_CABLE_PROP_MODE_SUPPORT BIT(5)
+ u8 latency;
} __packed;
/* Data structure filled by PPM in response to GET_CONNECTOR_STATUS command. */
@@ -311,83 +220,47 @@ struct ucsi_connector_status {
#define UCSI_CONSTAT_POWER_DIR_CHANGE BIT(12)
#define UCSI_CONSTAT_CONNECT_CHANGE BIT(14)
#define UCSI_CONSTAT_ERROR BIT(15)
- u16 pwr_op_mode:3;
-#define UCSI_CONSTAT_PWR_OPMODE_NONE 0
-#define UCSI_CONSTAT_PWR_OPMODE_DEFAULT 1
-#define UCSI_CONSTAT_PWR_OPMODE_BC 2
-#define UCSI_CONSTAT_PWR_OPMODE_PD 3
-#define UCSI_CONSTAT_PWR_OPMODE_TYPEC1_5 4
-#define UCSI_CONSTAT_PWR_OPMODE_TYPEC3_0 5
- u16 connected:1;
- u16 pwr_dir:1;
- u16 partner_flags:8;
-#define UCSI_CONSTAT_PARTNER_FLAG_USB BIT(0)
-#define UCSI_CONSTAT_PARTNER_FLAG_ALT_MODE BIT(1)
- u16 partner_type:3;
-#define UCSI_CONSTAT_PARTNER_TYPE_DFP 1
-#define UCSI_CONSTAT_PARTNER_TYPE_UFP 2
-#define UCSI_CONSTAT_PARTNER_TYPE_CABLE 3 /* Powered Cable */
-#define UCSI_CONSTAT_PARTNER_TYPE_CABLE_AND_UFP 4 /* Powered Cable */
-#define UCSI_CONSTAT_PARTNER_TYPE_DEBUG 5
-#define UCSI_CONSTAT_PARTNER_TYPE_AUDIO 6
+ u16 flags;
+#define UCSI_CONSTAT_PWR_OPMODE(_f_) ((_f_) & GENMASK(2, 0))
+#define UCSI_CONSTAT_PWR_OPMODE_NONE 0
+#define UCSI_CONSTAT_PWR_OPMODE_DEFAULT 1
+#define UCSI_CONSTAT_PWR_OPMODE_BC 2
+#define UCSI_CONSTAT_PWR_OPMODE_PD 3
+#define UCSI_CONSTAT_PWR_OPMODE_TYPEC1_5 4
+#define UCSI_CONSTAT_PWR_OPMODE_TYPEC3_0 5
+#define UCSI_CONSTAT_CONNECTED BIT(3)
+#define UCSI_CONSTAT_PWR_DIR BIT(4)
+#define UCSI_CONSTAT_PARTNER_FLAGS(_f_) (((_f_) & GENMASK(12, 5)) >> 5)
+#define UCSI_CONSTAT_PARTNER_FLAG_USB 1
+#define UCSI_CONSTAT_PARTNER_FLAG_ALT_MODE 2
+#define UCSI_CONSTAT_PARTNER_TYPE(_f_) (((_f_) & GENMASK(15, 13)) >> 13)
+#define UCSI_CONSTAT_PARTNER_TYPE_DFP 1
+#define UCSI_CONSTAT_PARTNER_TYPE_UFP 2
+#define UCSI_CONSTAT_PARTNER_TYPE_CABLE 3 /* Powered Cable */
+#define UCSI_CONSTAT_PARTNER_TYPE_CABLE_AND_UFP 4 /* Powered Cable */
+#define UCSI_CONSTAT_PARTNER_TYPE_DEBUG 5
+#define UCSI_CONSTAT_PARTNER_TYPE_AUDIO 6
u32 request_data_obj;
- u8 bc_status:2;
-#define UCSI_CONSTAT_BC_NOT_CHARGING 0
-#define UCSI_CONSTAT_BC_NOMINAL_CHARGING 1
-#define UCSI_CONSTAT_BC_SLOW_CHARGING 2
-#define UCSI_CONSTAT_BC_TRICKLE_CHARGING 3
- u8 provider_cap_limit_reason:4;
-#define UCSI_CONSTAT_CAP_PWR_LOWERED 0
-#define UCSI_CONSTAT_CAP_PWR_BUDGET_LIMIT 1
- u8:2; /* reserved */
+ u8 pwr_status;
+#define UCSI_CONSTAT_BC_STATUS(_p_) ((_p_) & GENMASK(2, 0))
+#define UCSI_CONSTAT_BC_NOT_CHARGING 0
+#define UCSI_CONSTAT_BC_NOMINAL_CHARGING 1
+#define UCSI_CONSTAT_BC_SLOW_CHARGING 2
+#define UCSI_CONSTAT_BC_TRICKLE_CHARGING 3
+#define UCSI_CONSTAT_PROVIDER_CAP_LIMIT(_p_) (((_p_) & GENMASK(6, 3)) >> 3)
+#define UCSI_CONSTAT_CAP_PWR_LOWERED 0
+#define UCSI_CONSTAT_CAP_PWR_BUDGET_LIMIT 1
} __packed;
/* -------------------------------------------------------------------------- */
-struct ucsi;
-
-struct ucsi_data {
- u16 version;
- u16 reserved;
- union {
- u32 raw_cci;
- struct ucsi_cci cci;
- };
- struct ucsi_control ctrl;
- u32 message_in[4];
- u32 message_out[4];
-} __packed;
-
-/*
- * struct ucsi_ppm - Interface to UCSI Platform Policy Manager
- * @data: memory location to the UCSI data structures
- * @cmd: UCSI command execution routine
- * @sync: Refresh UCSI mailbox (the data structures)
- */
-struct ucsi_ppm {
- struct ucsi_data *data;
- int (*cmd)(struct ucsi_ppm *, struct ucsi_control *);
- int (*sync)(struct ucsi_ppm *);
-};
-
-struct ucsi *ucsi_register_ppm(struct device *dev, struct ucsi_ppm *ppm);
-void ucsi_unregister_ppm(struct ucsi *ucsi);
-void ucsi_notify(struct ucsi *ucsi);
-
-/* -------------------------------------------------------------------------- */
-
-enum ucsi_status {
- UCSI_IDLE = 0,
- UCSI_BUSY,
- UCSI_ERROR,
-};
-
struct ucsi {
+ u16 version;
struct device *dev;
- struct ucsi_ppm *ppm;
+ struct driver_data *driver_data;
+
+ const struct ucsi_operations *ops;
- enum ucsi_status status;
- struct completion complete;
struct ucsi_capability cap;
struct ucsi_connector *connector;
@@ -426,7 +299,7 @@ struct ucsi_connector {
struct ucsi_connector_capability cap;
};
-int ucsi_send_command(struct ucsi *ucsi, struct ucsi_control *ctrl,
+int ucsi_send_command(struct ucsi *ucsi, u64 command,
void *retval, size_t size);
void ucsi_altmode_update_active(struct ucsi_connector *con);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.