From patchwork Mon May 4 17:32:58 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Kamil Debski X-Patchwork-Id: 6328541 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 182F4BEEE1 for ; Mon, 4 May 2015 17:34:11 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E5203202EB for ; Mon, 4 May 2015 17:34:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0C81B2026D for ; Mon, 4 May 2015 17:34:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751442AbbEDReF (ORCPT ); Mon, 4 May 2015 13:34:05 -0400 Received: from mailout3.samsung.com ([203.254.224.33]:23701 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751970AbbEDReD (ORCPT ); Mon, 4 May 2015 13:34:03 -0400 MIME-version: 1.0 Content-type: text/plain; charset=UTF-8 Received: from epcpsbgm2.samsung.com (epcpsbgm2 [203.254.230.27]) by mailout3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NNU00L4564PJE70@mailout3.samsung.com>; Tue, 05 May 2015 02:34:01 +0900 (KST) X-AuditID: cbfee61b-f79536d000000f1f-ad-5547ad893bcd Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm2.samsung.com (EPCPMTA) with SMTP id 2D.4F.03871.98DA7455; Tue, 5 May 2015 02:34:01 +0900 (KST) Content-transfer-encoding: 8BIT Received: from AMDC1342.digital.local ([106.116.147.39]) by mmp1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NNU0018W6370NB0@mmp1.samsung.com>; Tue, 05 May 2015 02:34:01 +0900 (KST) From: Kamil Debski To: dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org Cc: m.szyprowski@samsung.com, k.debski@samsung.com, mchehab@osg.samsung.com, hverkuil@xs4all.nl, kyungmin.park@samsung.com, thomas@tommie-lie.de, sean@mess.org, dmitry.torokhov@gmail.com, linux-input@vger.kernel.org, linux-samsung-soc@vger.kernel.org, lars@opdenkamp.eu Subject: =?UTF-8?q?=5BPATCH=20v6=2005/11=5D=20rc=3A=20Add=20HDMI=20CEC=20protoctol=20handling?= Date: Mon, 04 May 2015 19:32:58 +0200 Message-id: <1430760785-1169-6-git-send-email-k.debski@samsung.com> X-Mailer: git-send-email 1.7.9.5 In-reply-to: <1430760785-1169-1-git-send-email-k.debski@samsung.com> References: <1430760785-1169-1-git-send-email-k.debski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupgkeLIzCtJLcpLzFFi42I5/e+xgG7nWvdQg1/bVCwOL3rBaHHl63s2 i1OTnzFZ/Hh9gc3ibNMbdov1S6+xWtz89I3VomfDVlaLGef3MVmsPXKX3WL1swqLhU+/s1gs XNbO5sDrsXPWXXaP+93HmTyWvLH22PDuHavHln6gUN+WVYwejy7NYfb4vEnO49TXz+wBnFFc NimpOZllqUX6dglcGY82n2Uu2OhcsW/5C9YGxi8mXYycHBICJhIrrh5igrDFJC7cW8/WxcjF ISSwiFFi07O3LCAJXgFBiR+T7wHZHBzMAvISRy5lg4SZBdQlJs1bxAxR/4tRou37amaQGjYB TYlV9zxAakQEHCSmbfzBBFLDLDCZSeL+3x6wmcICiRL/765iB7FZBFQlWi8sYgXp5RVwljj3 Vh3ElBBQkJgzyQakglPARWLVn3awTiGgii9b/jNPYBSYheS4WQjHzUJy3AJG5lWMoqkFyQXF Sem5RnrFibnFpXnpesn5uZsYwfHzTHoH46oGi0OMAhyMSjy8J1a5hQqxJpYVV+YeYpTgYFYS 4X2+xD1UiDclsbIqtSg/vqg0J7X4EKM0B4uSOO8cXblQIYH0xJLU7NTUgtQimCwTB6dUA6M4 68EZuZKGTZKP7Bvzew7yKQhlr8ya1HTtSHO1nljYn4sebKVvmrZsenZ8osyPTv/t3dMP7N12 WJBDhvPZWacEj2wPt/s5Ux6dNZRy/b/j4a4dZ2Nu3ZP+wLFpf3POnZPBXxfPUMlgjs4Oy2BY vWzvn7RD5/RVl0k8dd/0+JDEWZ1S6/UKiVVKLMUZiYZazEXFiQDNZuxXmwIAAA== Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add handling of remote control events coming from the HDMI CEC bus. This patch includes a new keymap that maps values found in the CEC messages to the keys pressed and released. Also, a new protocol has been added to the core. Signed-off-by: Kamil Debski Acked-by: Hans Verkuil --- drivers/media/rc/keymaps/Makefile | 1 + drivers/media/rc/keymaps/rc-cec.c | 144 +++++++++++++++++++++++++++++++++++++ drivers/media/rc/rc-main.c | 1 + include/media/rc-core.h | 1 + include/media/rc-map.h | 5 +- 5 files changed, 151 insertions(+), 1 deletion(-) create mode 100644 drivers/media/rc/keymaps/rc-cec.c diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile index abf6079..56f10d6 100644 --- a/drivers/media/rc/keymaps/Makefile +++ b/drivers/media/rc/keymaps/Makefile @@ -18,6 +18,7 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \ rc-behold.o \ rc-behold-columbus.o \ rc-budget-ci-old.o \ + rc-cec.o \ rc-cinergy-1400.o \ rc-cinergy.o \ rc-delock-61959.o \ diff --git a/drivers/media/rc/keymaps/rc-cec.c b/drivers/media/rc/keymaps/rc-cec.c new file mode 100644 index 0000000..cc5b318 --- /dev/null +++ b/drivers/media/rc/keymaps/rc-cec.c @@ -0,0 +1,144 @@ +/* Keytable for the CEC remote control + * + * Copyright (c) 2015 by Kamil Debski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include +#include + +/* CEC Spec "High-Definition Multimedia Interface Specification" can be obtained + * here: http://xtreamerdev.googlecode.com/files/CEC_Specs.pdf + * The list of control codes is listed in Table 27: User Control Codes p. 95 */ + +static struct rc_map_table cec[] = { + { 0x00, KEY_OK }, + { 0x01, KEY_UP }, + { 0x02, KEY_DOWN }, + { 0x03, KEY_LEFT }, + { 0x04, KEY_RIGHT }, + { 0x05, KEY_RIGHT_UP }, + { 0x06, KEY_RIGHT_DOWN }, + { 0x07, KEY_LEFT_UP }, + { 0x08, KEY_LEFT_DOWN }, + { 0x09, KEY_CONTEXT_MENU }, /* CEC Spec: Root Menu - see Note 2 */ + /* Note 2: This is the initial display that a device shows. It is + * device-dependent and can be, for example, a contents menu, setup + * menu, favorite menu or other menu. The actual menu displayed + * may also depend on the device’s current state. */ + { 0x0a, KEY_SETUP }, + { 0x0b, KEY_MENU }, /* CEC Spec: Contents Menu */ + { 0x0c, KEY_FAVORITES }, /* CEC Spec: Favorite Menu */ + { 0x0d, KEY_EXIT }, + /* 0x0e-0x1f: Reserved */ + /* 0x20-0x29: Keys 0 to 9 */ + { 0x20, KEY_NUMERIC_0 }, + { 0x21, KEY_NUMERIC_1 }, + { 0x22, KEY_NUMERIC_2 }, + { 0x23, KEY_NUMERIC_3 }, + { 0x24, KEY_NUMERIC_4 }, + { 0x25, KEY_NUMERIC_5 }, + { 0x26, KEY_NUMERIC_6 }, + { 0x27, KEY_NUMERIC_7 }, + { 0x28, KEY_NUMERIC_8 }, + { 0x29, KEY_NUMERIC_9 }, + { 0x2a, KEY_DOT }, + { 0x2b, KEY_ENTER }, + { 0x2c, KEY_CLEAR }, + /* 0x2d-0x2e: Reserved */ + { 0x2f, KEY_NEXT_FAVORITE }, /* CEC Spec: Next Favorite */ + { 0x30, KEY_CHANNELUP }, + { 0x31, KEY_CHANNELDOWN }, + { 0x32, KEY_PREVIOUS }, /* CEC Spec: Previous Channel */ + { 0x33, KEY_SOUND }, /* CEC Spec: Sound Select */ + { 0x34, KEY_VIDEO }, /* 0x34: CEC Spec: Input Select */ + { 0x35, KEY_INFO }, /* CEC Spec: Display Information */ + { 0x36, KEY_HELP }, + { 0x37, KEY_PAGEUP }, + { 0x38, KEY_PAGEDOWN }, + /* 0x39-0x3f: Reserved */ + { 0x40, KEY_POWER }, + { 0x41, KEY_VOLUMEUP }, + { 0x42, KEY_VOLUMEDOWN }, + { 0x43, KEY_MUTE }, + { 0x44, KEY_PLAY }, + { 0x45, KEY_STOP }, + { 0x46, KEY_PAUSE }, + { 0x47, KEY_RECORD }, + { 0x48, KEY_REWIND }, + { 0x49, KEY_FASTFORWARD }, + { 0x4a, KEY_EJECTCD }, /* CEC Spec: Eject */ + { 0x4b, KEY_FORWARD }, + { 0x4c, KEY_BACK }, + { 0x4d, KEY_STOP_RECORD }, /* CEC Spec: Stop-Record */ + { 0x4e, KEY_PAUSE_RECORD }, /* CEC Spec: Pause-Record */ + /* 0x4f: Reserved */ + { 0x50, KEY_ANGLE }, + { 0x51, KEY_TV2 }, + { 0x52, KEY_VOD }, /* CEC Spec: Video on Demand */ + { 0x53, KEY_EPG }, + { 0x54, KEY_TIME }, /* CEC Spec: Timer */ + { 0x55, KEY_CONFIG }, + /* 0x56-0x5f: Reserved */ + { 0x60, KEY_PLAY }, /* CEC Spec: Play Function */ + { 0x6024, KEY_PLAY }, + { 0x6020, KEY_PAUSE }, + { 0x61, KEY_PLAYPAUSE }, /* CEC Spec: Pause-Play Function */ + { 0x62, KEY_RECORD }, /* Spec: Record Function */ + { 0x63, KEY_PAUSE }, /* CEC Spec: Pause-Record Function */ + { 0x64, KEY_STOP }, /* CEC Spec: Stop Function */ + { 0x65, KEY_MUTE }, /* CEC Spec: Mute Function */ + { 0x66, KEY_UNMUTE }, /* CEC Spec: Restore the volume */ + /* The following codes are hard to implement at this moment, as they + * carry an additional additional argument. Most likely changes to RC + * framework are necessary. + * For now they are interpreted by the CEC framework as non keycodes + * and are passed as messages enabling user application to parse them. + * */ + /* 0x67: CEC Spec: Tune Function */ + /* 0x68: CEC Spec: Seleect Media Function */ + /* 0x69: CEC Spec: Select A/V Input Function */ + /* 0x6a: CEC Spec: Select Audio Input Function */ + { 0x6b, KEY_POWER }, /* CEC Spec: Power Toggle Function */ + { 0x6c, KEY_SLEEP }, /* CEC Spec: Power Off Function */ + { 0x6d, KEY_WAKEUP }, /* CEC Spec: Power On Function */ + /* 0x6e-0x70: Reserved */ + { 0x71, KEY_BLUE }, /* CEC Spec: F1 (Blue) */ + { 0x72, KEY_RED }, /* CEC Spec: F2 (Red) */ + { 0x73, KEY_GREEN }, /* CEC Spec: F3 (Green) */ + { 0x74, KEY_YELLOW }, /* CEC Spec: F4 (Yellow) */ + { 0x75, KEY_F5 }, + { 0x76, KEY_DVB }, /* CEC Spec: Data - see Note 3 */ + /* Note 3: This is used, for example, to enter or leave a digital TV + * data broadcast application. */ + /* 0x77-0xff: Reserved */ +}; + +static struct rc_map_list cec_map = { + .map = { + .scan = cec, + .size = ARRAY_SIZE(cec), + .rc_type = RC_TYPE_CEC, + .name = RC_MAP_CEC, + } +}; + +static int __init init_rc_map_cec(void) +{ + return rc_map_register(&cec_map); +} + +static void __exit exit_rc_map_cec(void) +{ + rc_map_unregister(&cec_map); +} + +module_init(init_rc_map_cec); +module_exit(exit_rc_map_cec); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Kamil Debski"); diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index f8c5e47..37d1ce0 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -801,6 +801,7 @@ static struct { { RC_BIT_MCE_KBD, "mce_kbd" }, { RC_BIT_LIRC, "lirc" }, { RC_BIT_XMP, "xmp" }, + { RC_BIT_CEC, "cec" }, }; /** diff --git a/include/media/rc-core.h b/include/media/rc-core.h index 2c7fbca..7c9d15d 100644 --- a/include/media/rc-core.h +++ b/include/media/rc-core.h @@ -32,6 +32,7 @@ do { \ enum rc_driver_type { RC_DRIVER_SCANCODE = 0, /* Driver or hardware generates a scancode */ RC_DRIVER_IR_RAW, /* Needs a Infra-Red pulse/space decoder */ + RC_DRIVER_CEC, }; /** diff --git a/include/media/rc-map.h b/include/media/rc-map.h index e7a1514..2058a89 100644 --- a/include/media/rc-map.h +++ b/include/media/rc-map.h @@ -32,6 +32,7 @@ enum rc_type { RC_TYPE_RC6_MCE = 17, /* MCE (Philips RC6-6A-32 subtype) protocol */ RC_TYPE_SHARP = 18, /* Sharp protocol */ RC_TYPE_XMP = 19, /* XMP protocol */ + RC_TYPE_CEC = 20, /* CEC protocol */ }; #define RC_BIT_NONE 0 @@ -55,6 +56,7 @@ enum rc_type { #define RC_BIT_RC6_MCE (1 << RC_TYPE_RC6_MCE) #define RC_BIT_SHARP (1 << RC_TYPE_SHARP) #define RC_BIT_XMP (1 << RC_TYPE_XMP) +#define RC_BIT_CEC (1 << RC_TYPE_CEC) #define RC_BIT_ALL (RC_BIT_UNKNOWN | RC_BIT_OTHER | RC_BIT_LIRC | \ RC_BIT_RC5 | RC_BIT_RC5X | RC_BIT_RC5_SZ | \ @@ -63,7 +65,7 @@ enum rc_type { RC_BIT_NEC | RC_BIT_SANYO | RC_BIT_MCE_KBD | \ RC_BIT_RC6_0 | RC_BIT_RC6_6A_20 | RC_BIT_RC6_6A_24 | \ RC_BIT_RC6_6A_32 | RC_BIT_RC6_MCE | RC_BIT_SHARP | \ - RC_BIT_XMP) + RC_BIT_XMP | RC_BIT_CEC) #define RC_SCANCODE_UNKNOWN(x) (x) @@ -125,6 +127,7 @@ void rc_map_init(void); #define RC_MAP_BEHOLD_COLUMBUS "rc-behold-columbus" #define RC_MAP_BEHOLD "rc-behold" #define RC_MAP_BUDGET_CI_OLD "rc-budget-ci-old" +#define RC_MAP_CEC "rc-cec" #define RC_MAP_CINERGY_1400 "rc-cinergy-1400" #define RC_MAP_CINERGY "rc-cinergy" #define RC_MAP_DELOCK_61959 "rc-delock-61959"