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Date: Tue, 7 May 2019 01:36:54 -0400 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>, Sasha Levin <sashal@...nel.org>, linux-input@...r.kernel.org Subject: [PATCH AUTOSEL 4.14 05/95] HID: input: add mapping for "Toggle Display" key From: Dmitry Torokhov <dmitry.torokhov@...il.com> [ Upstream commit c01908a14bf735b871170092807c618bb9dae654 ] According to HUT 1.12 usage 0xb5 from the generic desktop page is reserved for switching between external and internal display, so let's add the mapping. Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/hid/hid-input.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 9eeac82e9542..2597b0eddd64 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -677,6 +677,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel break; } + if ((usage->hid & 0xf0) == 0xb0) { /* SC - Display */ + switch (usage->hid & 0xf) { + case 0x05: map_key_clear(KEY_SWITCHVIDEOMODE); break; + default: goto ignore; + } + break; + } + /* * Some lazy vendors declare 255 usages for System Control, * leading to the creation of ABS_X|Y axis and too many others. -- 2.20.1
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