Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1462066

[PATCH 3.16 175/305] usb: quirks: Add no-lpm quirk for Acer C120 LED Projector

From Ben Hutchings <ben@decadent.org.uk>
Newsgroups linux.kernel
Subject [PATCH 3.16 175/305] usb: quirks: Add no-lpm quirk for Acer C120 LED Projector
Date 2016-08-14 14:00 +0200
Message-ID <s62f8-7AQ-47@gated-at.bofh.it> (permalink)
References <s5LnX-4sk-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


3.16.37-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Hans de Goede <hdegoede@redhat.com>

commit 32cb0b37098f4beeff5ad9e325f11b42a6ede56c upstream.

The Acer C120 LED Projector is a USB-3 connected pico projector which
takes both its power and video data from USB-3.

In combination with some hubs this device does not play well with
lpm, so disable lpm for it.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 drivers/usb/core/quirks.c | 3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -193,6 +193,9 @@ static const struct usb_device_id usb_qu
 	{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
 			USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
 
+	/* Acer C120 LED Projector */
+	{ USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
+
 	/* Blackmagic Design Intensity Shuttle */
 	{ USB_DEVICE(0x1edb, 0xbd3b), .driver_info = USB_QUIRK_NO_LPM },
 

Back to linux.kernel | Previous | Next | Find similar | Unroll thread


Thread

[PATCH 3.16 175/305] usb: quirks: Add no-lpm quirk for Acer C120  LED Projector Ben Hutchings <ben@decadent.org.uk> - 2016-08-14 14:00 +0200

csiph-web