From 05e59e5fb0064c97a1c10921ecd549f2d4a58565 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:14:40 +0000
Subject: [PATCH] add REDIRECT
---
kernel/include/linux/usb/typec.h | 99 ++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 77 insertions(+), 22 deletions(-)
diff --git a/kernel/include/linux/usb/typec.h b/kernel/include/linux/usb/typec.h
index 56780e5..8859426 100644
--- a/kernel/include/linux/usb/typec.h
+++ b/kernel/include/linux/usb/typec.h
@@ -4,11 +4,15 @@
#define __LINUX_USB_TYPEC_H
#include <linux/types.h>
+#include <linux/android_kabi.h>
/* USB Type-C Specification releases */
#define USB_TYPEC_REV_1_0 0x100 /* 1.0 */
#define USB_TYPEC_REV_1_1 0x110 /* 1.1 */
#define USB_TYPEC_REV_1_2 0x120 /* 1.2 */
+#define USB_TYPEC_REV_1_3 0x130 /* 1.3 */
+#define USB_TYPEC_REV_1_4 0x140 /* 1.4 */
+#define USB_TYPEC_REV_2_0 0x200 /* 2.0 */
struct typec_partner;
struct typec_cable;
@@ -71,11 +75,25 @@
};
/*
+ * struct enter_usb_data - Enter_USB Message details
+ * @eudo: Enter_USB Data Object
+ * @active_link_training: Active Cable Plug Link Training
+ *
+ * @active_link_training is a flag that should be set with uni-directional SBRX
+ * communication, and left 0 with passive cables and with bi-directional SBRX
+ * communication.
+ */
+struct enter_usb_data {
+ u32 eudo;
+ unsigned char active_link_training:1;
+};
+
+/*
* struct usb_pd_identity - USB Power Delivery identity data
* @id_header: ID Header VDO
* @cert_stat: Cert Stat VDO
* @product: Product VDO
- * @product_type: Product type VDO
+ * @vdo: Product Type Specific VDOs
*
* USB power delivery Discover Identity command response data.
*
@@ -86,7 +104,7 @@
u32 id_header;
u32 cert_stat;
u32 product;
- u32 product_type;
+ u32 vdo[3];
};
int typec_partner_set_identity(struct typec_partner *partner);
@@ -110,9 +128,12 @@
enum typec_port_data roles;
};
+void typec_partner_set_pd_revision(struct typec_partner *partner, u16 pd_revision);
+int typec_partner_set_num_altmodes(struct typec_partner *partner, int num_altmodes);
struct typec_altmode
*typec_partner_register_altmode(struct typec_partner *partner,
const struct typec_altmode_desc *desc);
+int typec_plug_set_num_altmodes(struct typec_plug *plug, int num_altmodes);
struct typec_altmode
*typec_plug_register_altmode(struct typec_plug *plug,
const struct typec_altmode_desc *desc);
@@ -151,6 +172,7 @@
* @type: The plug type from USB PD Cable VDO
* @active: Is the cable active or passive
* @identity: Result of Discover Identity command
+ * @pd_revision: USB Power Delivery Specification revision if supported
*
* Represents USB Type-C Cable attached to USB Type-C port.
*/
@@ -158,6 +180,8 @@
enum typec_plug_type type;
unsigned int active:1;
struct usb_pd_identity *identity;
+ u16 pd_revision; /* 0300H = "3.0" */
+
};
/*
@@ -165,15 +189,46 @@
* @usb_pd: USB Power Delivery support
* @accessory: Audio, Debug or none.
* @identity: Discover Identity command data
+ * @pd_revision: USB Power Delivery Specification Revision if supported
*
* Details about a partner that is attached to USB Type-C port. If @identity
* member exists when partner is registered, a directory named "identity" is
* created to sysfs for the partner device.
+ *
+ * @pd_revision is based on the setting of the "Specification Revision" field
+ * in the message header on the initial "Source Capabilities" message received
+ * from the partner, or a "Request" message received from the partner, depending
+ * on whether our port is a Sink or a Source.
*/
struct typec_partner_desc {
unsigned int usb_pd:1;
enum typec_accessory accessory;
struct usb_pd_identity *identity;
+ u16 pd_revision; /* 0300H = "3.0" */
+};
+
+/**
+ * struct typec_operations - USB Type-C Port Operations
+ * @try_role: Set data role preference for DRP port
+ * @dr_set: Set Data Role
+ * @pr_set: Set Power Role
+ * @vconn_set: Source VCONN
+ * @port_type_set: Set port type
+ */
+struct typec_operations {
+ int (*try_role)(struct typec_port *port, int role);
+ int (*dr_set)(struct typec_port *port, enum typec_data_role role);
+ int (*pr_set)(struct typec_port *port, enum typec_role role);
+ int (*vconn_set)(struct typec_port *port, enum typec_role role);
+ int (*port_type_set)(struct typec_port *port,
+ enum typec_port_type type);
+ ANDROID_KABI_RESERVE(1);
+};
+
+enum usb_pd_svdm_ver {
+ SVDM_VER_1_0 = 0,
+ SVDM_VER_2_0 = 1,
+ SVDM_VER_MAX = SVDM_VER_2_0,
};
/*
@@ -182,16 +237,12 @@
* @data: Supported data role of the port
* @revision: USB Type-C Specification release. Binary coded decimal
* @pd_revision: USB Power Delivery Specification revision if supported
+ * @svdm_version: USB PD Structured VDM version if supported
* @prefer_role: Initial role preference (DRP ports).
* @accessory: Supported Accessory Modes
- * @sw: Cable plug orientation switch
- * @mux: Multiplexer switch for Alternate/Accessory Modes
* @fwnode: Optional fwnode of the port
- * @try_role: Set data role preference for DRP port
- * @dr_set: Set Data Role
- * @pr_set: Set Power Role
- * @vconn_set: Set VCONN Role
- * @port_type_set: Set port type
+ * @driver_data: Private pointer for driver specific info
+ * @ops: Port operations vector
*
* Static capabilities of a single USB Type-C port.
*/
@@ -200,24 +251,16 @@
enum typec_port_data data;
u16 revision; /* 0120H = "1.2" */
u16 pd_revision; /* 0300H = "3.0" */
+ enum usb_pd_svdm_ver svdm_version;
int prefer_role;
enum typec_accessory accessory[TYPEC_MAX_ACCESSORY];
+ unsigned int orientation_aware:1;
- struct typec_switch *sw;
- struct typec_mux *mux;
struct fwnode_handle *fwnode;
+ void *driver_data;
- int (*try_role)(const struct typec_capability *,
- int role);
-
- int (*dr_set)(const struct typec_capability *,
- enum typec_data_role);
- int (*pr_set)(const struct typec_capability *,
- enum typec_role);
- int (*vconn_set)(const struct typec_capability *,
- enum typec_role);
- int (*port_type_set)(const struct typec_capability *,
- enum typec_port_type);
+ const struct typec_operations *ops;
+ ANDROID_KABI_RESERVE(1);
};
/* Specific to try_role(). Indicates the user want's to clear the preference. */
@@ -235,6 +278,10 @@
struct typec_cable_desc *desc);
void typec_unregister_cable(struct typec_cable *cable);
+struct typec_cable *typec_cable_get(struct typec_port *port);
+void typec_cable_put(struct typec_cable *cable);
+int typec_cable_is_active(struct typec_cable *cable);
+
struct typec_plug *typec_register_plug(struct typec_cable *cable,
struct typec_plug_desc *desc);
void typec_unregister_plug(struct typec_plug *plug);
@@ -249,7 +296,15 @@
enum typec_orientation typec_get_orientation(struct typec_port *port);
int typec_set_mode(struct typec_port *port, int mode);
+void *typec_get_drvdata(struct typec_port *port);
+
+int typec_find_pwr_opmode(const char *name);
+int typec_find_orientation(const char *name);
int typec_find_port_power_role(const char *name);
int typec_find_power_role(const char *name);
int typec_find_port_data_role(const char *name);
+
+void typec_partner_set_svdm_version(struct typec_partner *partner,
+ enum usb_pd_svdm_ver svdm_version);
+int typec_get_negotiated_svdm_version(struct typec_port *port);
#endif /* __LINUX_USB_TYPEC_H */
--
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