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[2001:1c00:c1e:bf00:1054:9d19:e0f0:8214]) by smtp.gmail.com with ESMTPSA id 9sm397858ejv.73.2021.05.19.13.01.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 May 2021 13:01:53 -0700 (PDT) Subject: Re: [PATCH v2] HID: input: Add support for Programmable Buttons To: =?UTF-8?Q?Thomas_Wei=c3=9fschuh?= , linux-input@vger.kernel.org, Jiri Kosina , Benjamin Tissoires Cc: linux-kernel@vger.kernel.org References: <2dc197eb-a222-8af6-f0ab-f722e4f492ca@redhat.com> <20210519174345.614467-1-linux@weissschuh.net> From: Hans de Goede Message-ID: Date: Wed, 19 May 2021 22:01:51 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <20210519174345.614467-1-linux@weissschuh.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Hi, On 5/19/21 7:43 PM, Thomas Weißschuh wrote: > Map them to KEY_MACRO# event codes. > > These buttons are defined by HID as follows: > "The user defines the function of these buttons to control software applications or GUI objects." > > This matches the semantics of the KEY_MACRO# input event codes that Linux supports. > > Signed-off-by: Thomas Weißschuh > --- > > v1 -> v2: Only handle the 30 keys known I'm no expert in this part of HID, so I'm not 100% sure this is correct, with that said this looks good to me: Reviewed-by: Hans de Goede Regards, Hans > > drivers/hid/hid-debug.c | 11 +++++++++++ > drivers/hid/hid-input.c | 6 ++++++ > 2 files changed, 17 insertions(+) > > diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c > index 59f8d716d78f..0e76d9b4530a 100644 > --- a/drivers/hid/hid-debug.c > +++ b/drivers/hid/hid-debug.c > @@ -122,6 +122,7 @@ static const struct hid_usage_entry hid_usage_table[] = { > { 9, 0, "Button" }, > { 10, 0, "Ordinal" }, > { 12, 0, "Consumer" }, > + {0, 0x003, "ProgrammableButtons"}, > {0, 0x238, "HorizontalWheel"}, > { 13, 0, "Digitizers" }, > {0, 0x01, "Digitizer"}, > @@ -939,6 +940,16 @@ static const char *keys[KEY_MAX + 1] = { > [KEY_KBDINPUTASSIST_NEXTGROUP] = "KbdInputAssistNextGroup", > [KEY_KBDINPUTASSIST_ACCEPT] = "KbdInputAssistAccept", > [KEY_KBDINPUTASSIST_CANCEL] = "KbdInputAssistCancel", > + [KEY_MACRO1] = "Macro1", [KEY_MACRO2] = "Macro2", [KEY_MACRO3] = "Macro3", > + [KEY_MACRO4] = "Macro4", [KEY_MACRO5] = "Macro5", [KEY_MACRO6] = "Macro6", > + [KEY_MACRO7] = "Macro7", [KEY_MACRO8] = "Macro8", [KEY_MACRO9] = "Macro9", > + [KEY_MACRO10] = "Macro10", [KEY_MACRO11] = "Macro11", [KEY_MACRO12] = "Macro12", > + [KEY_MACRO13] = "Macro13", [KEY_MACRO14] = "Macro14", [KEY_MACRO15] = "Macro15", > + [KEY_MACRO16] = "Macro16", [KEY_MACRO17] = "Macro17", [KEY_MACRO18] = "Macro18", > + [KEY_MACRO19] = "Macro19", [KEY_MACRO20] = "Macro20", [KEY_MACRO21] = "Macro21", > + [KEY_MACRO22] = "Macro22", [KEY_MACRO23] = "Macro23", [KEY_MACRO24] = "Macro24", > + [KEY_MACRO25] = "Macro25", [KEY_MACRO26] = "Macro26", [KEY_MACRO27] = "Macro27", > + [KEY_MACRO28] = "Macro28", [KEY_MACRO29] = "Macro29", [KEY_MACRO30] = "Macro30", > }; > > static const char *relatives[REL_MAX + 1] = { > diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c > index 18f5e28d475c..32962772cb42 100644 > --- a/drivers/hid/hid-input.c > +++ b/drivers/hid/hid-input.c > @@ -632,6 +632,12 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel > else > code += BTN_TRIGGER_HAPPY - 0x10; > break; > + case HID_CP_CONSUMER_CONTROL: > + if (code <= 29) > + code += KEY_MACRO1; > + else > + code += BTN_TRIGGER_HAPPY - 30; > + break; > default: > switch (field->physical) { > case HID_GD_MOUSE: > > base-commit: efd8929b9eec1cde120abb36d76dd00ff6711023 >