From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-168518-1519572455-2-16456058188417040165 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no ("Email failed DMARC policy for domain") X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.001, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES enrofr, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='com', MailFrom='org' X-Spam-charsets: X-IgnoreVacation: yes ("Email failed DMARC policy for domain") X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: linux-usb-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519572450; b=wX1w713DS9IJ4buy24vXrwNux3ZTaYHkOJ9RPw5mNKwLeyZ Pd28Y650czCtjboVvrUIUB+qm91Fw++e/z2Q2Oh2tRL/VSox+Q3dRzK9tssDsZgc pcvPLBaqLzWtKlOyodkmrbOy54KFxjS5yarJEZapLAREAaHgxlTAvVQwv+OcRVng fbEhhZ8atmlvpLdg3br6+ibhowByJxEZqBMUyAzHUUvGq1lv04wku9U1e82Pkrwe Gt7S1Wauths4gdpVT0pEPYJDrwm2VWtqE5+xoTuT4AZUVgvhf2LaiGlCqUiCjAvc zulkhjpkoTCOy3dhDuoTwhLGB6SkHiP/gBrakrg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:sender:list-id; s=arctest; t=1519572450; bh=mNoziptnCyqbvVnpWnzkhgK1IU76nLOvl/J1tUbFSjs=; b=c11lP4CSjtyc eMbwIn2aNkZcQZfyfT3n78TBXecVnnatWHaofZCnujTVfH2MPzpL2XaqOuRPXtOx KGclcHS2ADmAvxeeW9LD9EYPI6x0vtIB6cOA3ryndJw/FWOR7CdJnD6d7G/MmDyu gTxyZgc6pkIWDcNPWEczOynsJHamxPnV2nD36agM8xx36MU8JaYBlok+VcqLxdoK 5DjAorTvlrUtU3ymy4xVV1dTCPHOjJURNS/LpPEgOB71ZRBJp6xCPS5mdYVBAlpQ ZEu+odREyo9fbyEmAMQKDX6AWOkkLkczDsfv5jh9xDMArsQGUrHnjA8I/+Bmn7sI lvOsCSG8JQ== ARC-Authentication-Results: i=1; mx5.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=redhat.com; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-usb-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=redhat.com header.result=pass header_is_org_domain=yes Authentication-Results: mx5.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=redhat.com; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-usb-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=redhat.com header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751907AbeBYP10 (ORCPT ); Sun, 25 Feb 2018 10:27:26 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:33628 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751540AbeBYPZY (ORCPT ); Sun, 25 Feb 2018 10:25:24 -0500 From: Hans de Goede To: Darren Hart , Andy Shevchenko , MyungJoo Ham , Chanwoo Choi , Mathias Nyman , Greg Kroah-Hartman , Guenter Roeck , Heikki Krogerus Cc: Hans de Goede , platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org Subject: [PATCH v2 06/12] usb: typec: tcpm: Use new Type-C switch/mux and usb-role-switch functions Date: Sun, 25 Feb 2018 16:25:04 +0100 Message-Id: <20180225152510.10159-7-hdegoede@redhat.com> In-Reply-To: <20180225152510.10159-1-hdegoede@redhat.com> References: <20180225152510.10159-1-hdegoede@redhat.com> Sender: linux-usb-owner@vger.kernel.org X-Mailing-List: linux-usb@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Remove the unused (not implemented anywhere) tcpc_mux_dev abstraction and replace it with calling the new typec_set_orientation, usb_role_switch_set and typec_set_mode functions. Reviewed-by: Heikki Krogerus Signed-off-by: Hans de Goede --- Changes in v2: -Added Heikki's Reviewed-by --- drivers/usb/typec/Kconfig | 1 + drivers/usb/typec/fusb302/fusb302.c | 1 - drivers/usb/typec/tcpm.c | 46 ++++++++++++++++++++++++++++--------- include/linux/usb/tcpm.h | 10 -------- 4 files changed, 36 insertions(+), 22 deletions(-) diff --git a/drivers/usb/typec/Kconfig b/drivers/usb/typec/Kconfig index bcb2744c5977..a2a0684e7c82 100644 --- a/drivers/usb/typec/Kconfig +++ b/drivers/usb/typec/Kconfig @@ -48,6 +48,7 @@ if TYPEC config TYPEC_TCPM tristate "USB Type-C Port Controller Manager" depends on USB + select USB_ROLE_SWITCH help The Type-C Port Controller Manager provides a USB PD and USB Type-C state machine for use with Type-C Port Controllers. diff --git a/drivers/usb/typec/fusb302/fusb302.c b/drivers/usb/typec/fusb302/fusb302.c index dcd8ef085b30..a7b06053a538 100644 --- a/drivers/usb/typec/fusb302/fusb302.c +++ b/drivers/usb/typec/fusb302/fusb302.c @@ -1249,7 +1249,6 @@ static void init_tcpc_dev(struct tcpc_dev *fusb302_tcpc_dev) fusb302_tcpc_dev->set_roles = tcpm_set_roles; fusb302_tcpc_dev->start_drp_toggling = tcpm_start_drp_toggling; fusb302_tcpc_dev->pd_transmit = tcpm_pd_transmit; - fusb302_tcpc_dev->mux = NULL; } static const char * const cc_polarity_name[] = { diff --git a/drivers/usb/typec/tcpm.c b/drivers/usb/typec/tcpm.c index 00ca2822432f..bfcaf6618a1f 100644 --- a/drivers/usb/typec/tcpm.c +++ b/drivers/usb/typec/tcpm.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -176,6 +177,7 @@ struct tcpm_port { struct typec_port *typec_port; struct tcpc_dev *tcpc; + struct usb_role_switch *role_sw; enum typec_role vconn_role; enum typec_role pwr_role; @@ -618,18 +620,25 @@ void tcpm_pd_transmit_complete(struct tcpm_port *port, EXPORT_SYMBOL_GPL(tcpm_pd_transmit_complete); static int tcpm_mux_set(struct tcpm_port *port, enum tcpc_mux_mode mode, - enum usb_role usb_role) + enum usb_role usb_role, + enum typec_orientation orientation) { - int ret = 0; + int ret; - tcpm_log(port, "Requesting mux mode %d, usb-role %d, polarity %d", - mode, usb_role, port->polarity); + tcpm_log(port, "Requesting mux mode %d, usb-role %d, orientation %d", + mode, usb_role, orientation); - if (port->tcpc->mux) - ret = port->tcpc->mux->set(port->tcpc->mux, mode, usb_role, - port->polarity); + ret = typec_set_orientation(port->typec_port, orientation); + if (ret) + return ret; - return ret; + if (port->role_sw) { + ret = usb_role_switch_set_role(port->role_sw, usb_role); + if (ret) + return ret; + } + + return typec_set_mode(port->typec_port, mode); } static int tcpm_set_polarity(struct tcpm_port *port, @@ -742,15 +751,21 @@ static int tcpm_set_attached_state(struct tcpm_port *port, bool attached) static int tcpm_set_roles(struct tcpm_port *port, bool attached, enum typec_role role, enum typec_data_role data) { + enum typec_orientation orientation; enum usb_role usb_role; int ret; + if (port->polarity == TYPEC_POLARITY_CC1) + orientation = TYPEC_ORIENTATION_NORMAL; + else + orientation = TYPEC_ORIENTATION_REVERSE; + if (data == TYPEC_HOST) usb_role = USB_ROLE_HOST; else usb_role = USB_ROLE_DEVICE; - ret = tcpm_mux_set(port, TYPEC_MUX_USB, usb_role); + ret = tcpm_mux_set(port, TYPEC_MUX_USB, usb_role, orientation); if (ret < 0) return ret; @@ -2097,7 +2112,8 @@ static int tcpm_src_attach(struct tcpm_port *port) out_disable_pd: port->tcpc->set_pd_rx(port->tcpc, false); out_disable_mux: - tcpm_mux_set(port, TYPEC_MUX_NONE, USB_ROLE_NONE); + tcpm_mux_set(port, TYPEC_MUX_NONE, USB_ROLE_NONE, + TYPEC_ORIENTATION_NONE); return ret; } @@ -2141,7 +2157,8 @@ static void tcpm_reset_port(struct tcpm_port *port) tcpm_init_vconn(port); tcpm_set_current_limit(port, 0, 0); tcpm_set_polarity(port, TYPEC_POLARITY_CC1); - tcpm_mux_set(port, TYPEC_MUX_NONE, USB_ROLE_NONE); + tcpm_mux_set(port, TYPEC_MUX_NONE, USB_ROLE_NONE, + TYPEC_ORIENTATION_NONE); tcpm_set_attached_state(port, false); port->try_src_count = 0; port->try_snk_count = 0; @@ -3742,6 +3759,12 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc) port->partner_desc.identity = &port->partner_ident; port->port_type = tcpc->config->type; + port->role_sw = usb_role_switch_get(port->dev); + if (IS_ERR(port->role_sw)) { + err = PTR_ERR(port->role_sw); + goto out_destroy_wq; + } + port->typec_port = typec_register_port(port->dev, &port->typec_caps); if (IS_ERR(port->typec_port)) { err = PTR_ERR(port->typec_port); @@ -3777,6 +3800,7 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc) return port; out_destroy_wq: + usb_role_switch_put(port->role_sw); destroy_workqueue(port->wq); return ERR_PTR(err); } diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index 268721bff2c1..fe3508e6e1df 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -16,7 +16,6 @@ #define __LINUX_USB_TCPM_H #include -#include #include #include "pd.h" @@ -112,14 +111,6 @@ enum tcpc_mux_mode { TCPC_MUX_DP_ENABLED, }; -struct tcpc_mux_dev { - int (*set)(struct tcpc_mux_dev *dev, enum tcpc_mux_mode mux_mode, - enum usb_role usb_role, - enum typec_cc_polarity polarity); - bool dfp_only; - void *priv_data; -}; - /** * struct tcpc_dev - Port configuration and callback functions * @config: Pointer to port configuration @@ -171,7 +162,6 @@ struct tcpc_dev { int (*try_role)(struct tcpc_dev *dev, int role); int (*pd_transmit)(struct tcpc_dev *dev, enum tcpm_transmit_type type, const struct pd_message *msg); - struct tcpc_mux_dev *mux; }; struct tcpm_port; -- 2.14.3