From c6919d5e0cd168a732034d8dc19fdc3dff683a2b Mon Sep 17 00:00:00 2001 From: Heikki Krogerus Date: Tue, 8 Oct 2019 15:25:59 +0300 Subject: usb: roles: Add usb_role_switch_find_by_fwnode() Simple wrapper function that searches USB role switches with class_find_device_by_fwnode(). Signed-off-by: Heikki Krogerus Reviewed-by: Hans de Goede Tested-by: Hans de Goede Link: https://lore.kernel.org/r/20191008122600.22340-2-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- include/linux/usb/role.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/linux') diff --git a/include/linux/usb/role.h b/include/linux/usb/role.h index 2d77f97df72d..efac3af83d6b 100644 --- a/include/linux/usb/role.h +++ b/include/linux/usb/role.h @@ -50,6 +50,9 @@ struct usb_role_switch *usb_role_switch_get(struct device *dev); struct usb_role_switch *fwnode_usb_role_switch_get(struct fwnode_handle *node); void usb_role_switch_put(struct usb_role_switch *sw); +struct usb_role_switch * +usb_role_switch_find_by_fwnode(const struct fwnode_handle *fwnode); + struct usb_role_switch * usb_role_switch_register(struct device *parent, const struct usb_role_switch_desc *desc); -- cgit v1.2.3 From 8c127a42af89c39560a8c5bd5accadaaa5741f8c Mon Sep 17 00:00:00 2001 From: Heikki Krogerus Date: Mon, 4 Nov 2019 17:24:19 +0300 Subject: usb: typec: Introduce typec_get_drvdata() Leaving the private driver_data pointer of the port device to the port drivers. Signed-off-by: Heikki Krogerus Reviewed-by: Guenter Roeck Link: https://lore.kernel.org/r/20191104142435.29960-3-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- include/linux/usb/typec.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/linux') diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index 7df4ecabc78a..8b90cd77331c 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -179,6 +179,7 @@ struct typec_partner_desc { * @sw: Cable plug orientation switch * @mux: Multiplexer switch for Alternate/Accessory Modes * @fwnode: Optional fwnode of the port + * @driver_data: Private pointer for driver specific info * @try_role: Set data role preference for DRP port * @dr_set: Set Data Role * @pr_set: Set Power Role @@ -198,6 +199,7 @@ struct typec_capability { struct typec_switch *sw; struct typec_mux *mux; struct fwnode_handle *fwnode; + void *driver_data; int (*try_role)(const struct typec_capability *, int role); @@ -241,6 +243,8 @@ int typec_set_orientation(struct typec_port *port, 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_port_power_role(const char *name); int typec_find_power_role(const char *name); int typec_find_port_data_role(const char *name); -- cgit v1.2.3 From 46310e4dade2bc3b574d540e421e3aa9f32cfd5f Mon Sep 17 00:00:00 2001 From: Heikki Krogerus Date: Mon, 4 Nov 2019 17:24:20 +0300 Subject: usb: typec: Separate the operations vector Introducing struct typec_operations which has the same callbacks as struct typec_capability. The old callbacks are kept for now, but after all users have been converted, they will be removed. Signed-off-by: Heikki Krogerus Reviewed-by: Guenter Roeck Link: https://lore.kernel.org/r/20191104142435.29960-4-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- include/linux/usb/typec.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'include/linux') diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index 8b90cd77331c..c9bef128453b 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -168,6 +168,23 @@ struct typec_partner_desc { struct usb_pd_identity *identity; }; +/** + * 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); +}; + /* * struct typec_capability - USB Type-C Port Capabilities * @type: Supported power role of the port @@ -180,6 +197,7 @@ struct typec_partner_desc { * @mux: Multiplexer switch for Alternate/Accessory Modes * @fwnode: Optional fwnode of the port * @driver_data: Private pointer for driver specific info + * @ops: Port operations vector * @try_role: Set data role preference for DRP port * @dr_set: Set Data Role * @pr_set: Set Power Role @@ -201,6 +219,8 @@ struct typec_capability { struct fwnode_handle *fwnode; void *driver_data; + const struct typec_operations *ops; + int (*try_role)(const struct typec_capability *, int role); -- cgit v1.2.3 From 8c038ea8b65fc803cd35423b8a1ff7057dd52f8b Mon Sep 17 00:00:00 2001 From: Heikki Krogerus Date: Mon, 4 Nov 2019 17:24:25 +0300 Subject: usb: typec: Remove the callback members from struct typec_capability There are no more users for them. Signed-off-by: Heikki Krogerus Reviewed-by: Guenter Roeck Link: https://lore.kernel.org/r/20191104142435.29960-9-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- include/linux/usb/typec.h | 17 ----------------- 1 file changed, 17 deletions(-) (limited to 'include/linux') diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index c9bef128453b..894798084319 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -198,11 +198,6 @@ struct typec_operations { * @fwnode: Optional fwnode of the port * @driver_data: Private pointer for driver specific info * @ops: Port operations vector - * @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 * * Static capabilities of a single USB Type-C port. */ @@ -220,18 +215,6 @@ struct typec_capability { void *driver_data; const struct typec_operations *ops; - - 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); }; /* Specific to try_role(). Indicates the user want's to clear the preference. */ -- cgit v1.2.3 From 61d78ee29a0bf1078ebf5bbb2ccab7e7998d7410 Mon Sep 17 00:00:00 2001 From: Heikki Krogerus Date: Mon, 4 Nov 2019 17:24:26 +0300 Subject: usb: typec: Remove unused members from struct typec_capability The members for the muxes are not used, so dropping them. Signed-off-by: Heikki Krogerus Reviewed-by: Guenter Roeck Link: https://lore.kernel.org/r/20191104142435.29960-10-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- include/linux/usb/typec.h | 2 -- 1 file changed, 2 deletions(-) (limited to 'include/linux') diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index 894798084319..0f52723a11bd 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -209,8 +209,6 @@ struct typec_capability { int prefer_role; enum typec_accessory accessory[TYPEC_MAX_ACCESSORY]; - struct typec_switch *sw; - struct typec_mux *mux; struct fwnode_handle *fwnode; void *driver_data; -- cgit v1.2.3 From a079973f462a3d506c6a7f00c770a55b167ed094 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Thu, 14 Nov 2019 12:18:40 +0100 Subject: usb: typec: tcpm: Remove tcpc_config configuration mechanism All configuration can and should be done through fwnodes instead of through the tcpc_config struct and there are no existing users left of struct tcpc_config, so lets remove it. Signed-off-by: Hans de Goede Reviewed-by: Heikki Krogerus Link: https://lore.kernel.org/r/20191114111840.40876-1-hdegoede@redhat.com Signed-off-by: Greg Kroah-Hartman --- include/linux/usb/tcpm.h | 41 ----------------------------------------- 1 file changed, 41 deletions(-) (limited to 'include/linux') diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index f516955a0cf4..e7979c01c351 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -46,45 +46,6 @@ enum tcpm_transmit_type { TCPC_TX_BIST_MODE_2 = 7 }; -/** - * struct tcpc_config - Port configuration - * @src_pdo: PDO parameters sent to port partner as response to - * PD_CTRL_GET_SOURCE_CAP message - * @nr_src_pdo: Number of entries in @src_pdo - * @snk_pdo: PDO parameters sent to partner as response to - * PD_CTRL_GET_SINK_CAP message - * @nr_snk_pdo: Number of entries in @snk_pdo - * @operating_snk_mw: - * Required operating sink power in mW - * @type: Port type (TYPEC_PORT_DFP, TYPEC_PORT_UFP, or - * TYPEC_PORT_DRP) - * @default_role: - * Default port role (TYPEC_SINK or TYPEC_SOURCE). - * Set to TYPEC_NO_PREFERRED_ROLE if no default role. - * @try_role_hw:True if try.{Src,Snk} is implemented in hardware - * @alt_modes: List of supported alternate modes - */ -struct tcpc_config { - const u32 *src_pdo; - unsigned int nr_src_pdo; - - const u32 *snk_pdo; - unsigned int nr_snk_pdo; - - const u32 *snk_vdo; - unsigned int nr_snk_vdo; - - unsigned int operating_snk_mw; - - enum typec_port_type type; - enum typec_port_data data; - enum typec_role default_role; - bool try_role_hw; /* try.{src,snk} implemented in hardware */ - bool self_powered; /* port belongs to a self powered device */ - - const struct typec_altmode_desc *alt_modes; -}; - /* Mux state attributes */ #define TCPC_MUX_USB_ENABLED BIT(0) /* USB enabled */ #define TCPC_MUX_DP_ENABLED BIT(1) /* DP enabled */ @@ -92,7 +53,6 @@ struct tcpc_config { /** * struct tcpc_dev - Port configuration and callback functions - * @config: Pointer to port configuration * @fwnode: Pointer to port fwnode * @get_vbus: Called to read current VBUS state * @get_current_limit: @@ -121,7 +81,6 @@ struct tcpc_config { * @mux: Pointer to multiplexer data */ struct tcpc_dev { - const struct tcpc_config *config; struct fwnode_handle *fwnode; int (*init)(struct tcpc_dev *dev); -- cgit v1.2.3