Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752347AbdIEQmx (ORCPT ); Tue, 5 Sep 2017 12:42:53 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41792 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752285AbdIEQmp (ORCPT ); Tue, 5 Sep 2017 12:42:45 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 81F09C0753BC Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=hdegoede@redhat.com From: Hans de Goede To: MyungJoo Ham , Chanwoo Choi , Guenter Roeck , Heikki Krogerus , Darren Hart , Andy Shevchenko , Peter Rosin , Mathias Nyman Cc: Hans de Goede , linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, devel@driverdev.osuosl.org, Kuppuswamy Sathyanarayanan , Sathyanarayanan Kuppuswamy Natarajan , Greg Kroah-Hartman , linux-usb@vger.kernel.org Subject: [PATCH v2 03/11] mux: core: Add usb.h header with MUX_USB_* and and MUX_TYPEC_* state constants Date: Tue, 5 Sep 2017 18:42:13 +0200 Message-Id: <20170905164221.11266-4-hdegoede@redhat.com> In-Reply-To: <20170905164221.11266-1-hdegoede@redhat.com> References: <20170905164221.11266-1-hdegoede@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Tue, 05 Sep 2017 16:42:44 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1991 Lines: 56 Add MUX_USB_* and MUX_TYPEC_* state constant defines, which can be used by USB device/host, resp. Type-C polarity/role/altmode mux drivers and consumers to ensure that they agree on the meaning of the mux_control_select() state argument. Signed-off-by: Hans de Goede --- Changes in v2: -Start numbering of defines at 0 not 1 -Use a new usb.h header, rather then adding these to consumer.h -Add separate MUX_USB_* and MUX_TYPEC_* defines --- include/linux/mux/usb.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 include/linux/mux/usb.h diff --git a/include/linux/mux/usb.h b/include/linux/mux/usb.h new file mode 100644 index 000000000000..44df5eca5256 --- /dev/null +++ b/include/linux/mux/usb.h @@ -0,0 +1,32 @@ +/* + * mux/usb.h - definitions for USB multiplexers + * + * Copyright (C) 2017 Hans de Goede + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef _LINUX_MUX_USB_H +#define _LINUX_MUX_USB_H + +/* Mux state values for USB device/host role muxes */ +#define MUX_USB_DEVICE (0) /* USB device mode */ +#define MUX_USB_HOST (1) /* USB host mode */ +#define MUX_USB_STATES (2) + +/* + * Mux state values for Type-C polarity/role/altmode muxes. + * + * MUX_TYPEC_POLARITY_INV may be or-ed together with any other mux-state as + * inverted-polarity (Type-C plugged in upside down) can happen with any + * other mux-state. + */ +#define MUX_TYPEC_POLARITY_INV BIT(0) /* Polarity inverted bit */ +#define MUX_TYPEC_DEVICE (0 << 1) /* USB device mode */ +#define MUX_TYPEC_HOST (1 << 1) /* USB host mode */ +#define MUX_TYPEC_HOST_AND_DP_SRC (2 << 1) /* USB host + 2 lanes DP src */ +#define MUX_TYPEC_DP_SRC (3 << 1) /* 4 lanes Display Port src */ +#define MUX_TYPEC_STATES (4 << 1) + +#endif /* _LINUX_MUX_TYPEC_H */ -- 2.13.5