From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastien Bourdeauducq Subject: Re: "i2c_hid: Could not register for interrupt, irq = -1" on Thinkpad Tablet 10 Date: Mon, 02 Feb 2015 21:19:51 +0800 Message-ID: <54CF7977.1090105@m-labs.hk> References: <54CCEE3D.9040306@m-labs.hk> <54CD9D0D.20402@m-labs.hk> <20150202100031.GP22740@lahna.fi.intel.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------040309040302020103080608" Return-path: Received: from ssl.serverraum.org ([88.198.40.39]:37685 "EHLO ssl.serverraum.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932156AbbBBNUA (ORCPT ); Mon, 2 Feb 2015 08:20:00 -0500 In-Reply-To: <20150202100031.GP22740@lahna.fi.intel.com> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Mika Westerberg Cc: Benjamin Tissoires , linux-input This is a multi-part message in MIME format. --------------040309040302020103080608 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit On Monday, February 02, 2015 06:00 PM, Mika Westerberg wrote: >> With this patch and IRQF_TRIGGER_LOW | IRQF_ONESHOT, I get an interrupt >> flood and the kernel disables the interrupt line. I have reverted it to >> IRQF_TRIGGER_FALLING | IRQF_ONESHOT, and the i2c_hid initialization >> completes successfully. > > That shouldn't happen :-( With this computer nothing is normal. Every single component except the CPU, display and USB has major issues under Linux. > On all the panels I've tried, with or without GPIO, turning the > interrupt to active low works. How about Windows, have you tried if it > works there? Yes, the Wacom digitizer works fine under Windows. > Can you send output of /sys/kernel/debug/gpio when after the kernel has > disabled the interrupt? Attached. The kernel message I get is "byt_gpio INT33FC:00: Gpio 56 interrupt flood, disabling". I also get a "byt_gpio INT33FC:02: Gpio 18 interrupt flood, disabling" before which seems unrelated. Sebastien --------------040309040302020103080608 Content-Type: text/plain; charset=UTF-8; name="gpio.txt" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="gpio.txt" GPIOs 338-381, platform/INT33FC:02, INT33FC:02: gpio-0 (Unrequested ) in lo pad-29 offset:0x1d0 mux:0 rise level down 20k gpio-1 (Unrequested ) in hi pad-33 offset:0x210 mux:0 fall level up 20k gpio-2 (Unrequested ) in hi pad-30 offset:0x1e0 mux:0 up 20k gpio-3 (Unrequested ) in hi pad-31 offset:0x1f0 mux:0 fall level up 20k gpio-4 (Unrequested ) in lo pad-32 offset:0x200 mux:0 rise down 20k gpio-5 (Unrequested ) in lo pad-34 offset:0x220 mux:1 down 20k gpio-6 (Unrequested ) out lo pad-36 offset:0x240 mux:0 gpio-7 (Unrequested ) in lo pad-35 offset:0x230 mux:1 down 20k gpio-8 (Unrequested ) in lo pad-38 offset:0x260 mux:0 rise level down 20k gpio-9 (ACPI:Event ) in hi pad-37 offset:0x250 mux:0 fall rise up 20k gpio-10 (Unrequested ) out lo pad-18 offset:0x120 mux:0 gpio-11 (Unrequested ) in lo pad-7 offset:0x070 mux:0 down 20k gpio-12 (Unrequested ) in hi pad-11 offset:0x0b0 mux:1 fall level gpio-13 (Unrequested ) in hi pad-20 offset:0x140 mux:0 down 20k gpio-14 (ACPI:Event ) in hi pad-17 offset:0x110 mux:1 fall rise up 20k gpio-15 (Unrequested ) in lo pad-1 offset:0x010 mux:1 rise level gpio-16 (Unrequested ) in hi pad-8 offset:0x080 mux:1 fall rise gpio-17 (Unrequested ) in hi pad-10 offset:0x0a0 mux:1 fall level up 20k gpio-18 (ACPI:Event ) in lo pad-19 offset:0x130 mux:1 up 20k gpio-19 (Unrequested ) in hi pad-12 offset:0x0c0 mux:0 up 20k gpio-20 (ACPI:OpRegion ) in out hi pad-0 offset:0x000 mux:1 gpio-21 (Unrequested ) in out hi pad-2 offset:0x020 mux:1 gpio-22 (ACPI:OpRegion ) in out hi pad-23 offset:0x170 mux:0 gpio-23 (Unrequested ) lo pad-39 offset:0x270 mux:0 gpio-24 (Unrequested ) lo pad-28 offset:0x1c0 mux:0 gpio-25 (Unrequested ) lo pad-27 offset:0x1b0 mux:0 gpio-26 (Unrequested ) lo pad-22 offset:0x160 mux:0 gpio-27 (Unrequested ) in hi pad-21 offset:0x150 mux:0 fall rise up 20k gpio-28 (Unrequested ) in hi pad-24 offset:0x180 mux:0 fall rise up 20k gpio-29 (Unrequested ) in out hi pad-25 offset:0x190 mux:0 gpio-30 (Unrequested ) in out hi pad-26 offset:0x1a0 mux:0 gpio-31 (Unrequested ) in lo pad-51 offset:0x330 mux:1 down 20k gpio-32 (Unrequested ) in lo pad-56 offset:0x380 mux:1 down 20k gpio-33 (Unrequested ) in lo pad-54 offset:0x360 mux:1 down 20k gpio-34 (Unrequested ) in lo pad-49 offset:0x310 mux:1 down 20k gpio-35 (Unrequested ) in lo pad-55 offset:0x370 mux:1 down 20k gpio-36 (Unrequested ) in lo pad-48 offset:0x300 mux:1 down 20k gpio-37 (Unrequested ) in lo pad-57 offset:0x390 mux:1 down 20k gpio-38 (Unrequested ) in lo pad-50 offset:0x320 mux:1 down 20k gpio-39 (Unrequested ) in lo pad-58 offset:0x3a0 mux:1 down 20k gpio-40 (Unrequested ) in lo pad-52 offset:0x340 mux:1 up 20k gpio-41 (Unrequested ) in lo pad-53 offset:0x350 mux:1 down 20k gpio-42 (Unrequested ) in lo pad-59 offset:0x3b0 mux:1 up 20k gpio-43 (Unrequested ) in lo pad-40 offset:0x280 mux:1 down 20k GPIOs 382-409, platform/INT33FC:01, INT33FC:01: gpio-0 (Unrequested ) in lo pad-19 offset:0x130 mux:2 gpio-1 (Unrequested ) in lo pad-18 offset:0x120 mux:2 gpio-2 (Unrequested ) in lo pad-17 offset:0x110 mux:2 gpio-3 (Unrequested ) lo pad-20 offset:0x140 mux:2 gpio-4 (Unrequested ) lo pad-21 offset:0x150 mux:2 gpio-5 (Unrequested ) lo pad-22 offset:0x160 mux:2 gpio-6 (Unrequested ) in lo pad-24 offset:0x180 mux:2 up 20k gpio-7 (Unrequested ) in lo pad-25 offset:0x190 mux:2 gpio-8 (Unrequested ) lo pad-23 offset:0x170 mux:0 gpio-9 (Unrequested ) in lo pad-16 offset:0x100 mux:2 down 20k gpio-10 (Unrequested ) in lo pad-14 offset:0x0e0 mux:2 down 20k gpio-11 (Unrequested ) in lo pad-15 offset:0x0f0 mux:2 down 20k gpio-12 (Unrequested ) lo pad-12 offset:0x0c0 mux:0 gpio-13 (Unrequested ) lo pad-26 offset:0x1a0 mux:1 gpio-14 (Unrequested ) lo pad-27 offset:0x1b0 mux:1 gpio-15 (Unrequested ) lo pad-1 offset:0x010 mux:0 gpio-16 (Unrequested ) in out lo pad-4 offset:0x040 mux:0 gpio-17 (Unrequested ) lo pad-8 offset:0x080 mux:0 gpio-18 (Unrequested ) lo pad-11 offset:0x0b0 mux:0 gpio-19 (Unrequested ) in out lo pad-0 offset:0x000 mux:0 gpio-20 (Unrequested ) in out lo pad-3 offset:0x030 mux:0 gpio-21 (Unrequested ) lo pad-6 offset:0x060 mux:0 gpio-22 (Unrequested ) in out lo pad-10 offset:0x0a0 mux:0 gpio-23 (Unrequested ) lo pad-13 offset:0x0d0 mux:0 gpio-24 (Unrequested ) in out lo pad-2 offset:0x020 mux:0 gpio-25 (Unrequested ) in out lo pad-5 offset:0x050 mux:0 gpio-26 (Unrequested ) lo pad-9 offset:0x090 mux:0 gpio-27 (Unrequested ) lo pad-7 offset:0x070 mux:0 down 20k GPIOs 410-511, platform/INT33FC:00, INT33FC:00: gpio-0 (Unrequested ) lo pad-85 offset:0x550 mux:0 gpio-1 (reset ) in out hi pad-89 offset:0x590 mux:0 gpio-2 (Unrequested ) in hi pad-93 offset:0x5d0 mux:0 fall rise up 20k gpio-3 (Unrequested ) out lo pad-96 offset:0x600 mux:0 gpio-4 (Unrequested ) in hi pad-99 offset:0x630 mux:0 fall rise up 20k gpio-5 (Unrequested ) in hi pad-102 offset:0x660 mux:0 fall rise up 20k gpio-6 (Unrequested ) in hi pad-98 offset:0x620 mux:0 fall rise up 20k gpio-7 (Unrequested ) in hi pad-101 offset:0x650 mux:2 up 20k gpio-8 (Unrequested ) in hi pad-34 offset:0x220 mux:1 down 20k gpio-9 (Unrequested ) in lo pad-37 offset:0x250 mux:1 down 20k gpio-10 (Unrequested ) in out lo pad-36 offset:0x240 mux:0 gpio-11 (Unrequested ) in lo pad-38 offset:0x260 mux:1 down 20k gpio-12 (Unrequested ) in lo pad-39 offset:0x270 mux:1 down 20k gpio-13 (Unrequested ) in lo pad-35 offset:0x230 mux:1 down 20k gpio-14 (Unrequested ) in hi pad-40 offset:0x280 mux:1 down 20k gpio-15 (Unrequested ) in hi pad-84 offset:0x540 mux:1 down 20k gpio-16 (Unrequested ) in lo pad-62 offset:0x3e0 mux:3 down 20k gpio-17 (Unrequested ) in lo pad-61 offset:0x3d0 mux:3 up 20k gpio-18 (Unrequested ) in lo pad-64 offset:0x400 mux:3 up 20k gpio-19 (Unrequested ) in lo pad-59 offset:0x3b0 mux:3 up 20k gpio-20 (Unrequested ) in hi pad-54 offset:0x360 mux:3 up 20k gpio-21 (Unrequested ) in lo pad-56 offset:0x380 mux:3 up 20k gpio-22 (Unrequested ) in lo pad-60 offset:0x3c0 mux:3 up 20k gpio-23 (Unrequested ) in lo pad-55 offset:0x370 mux:3 up 20k gpio-24 (Unrequested ) in lo pad-63 offset:0x3f0 mux:3 up 20k gpio-25 (Unrequested ) in lo pad-57 offset:0x390 mux:3 up 20k gpio-26 (Unrequested ) in hi pad-51 offset:0x330 mux:3 down 20k gpio-27 (Unrequested ) in lo pad-50 offset:0x320 mux:1 down 20k gpio-28 (Unrequested ) in lo pad-53 offset:0x350 mux:1 up 20k gpio-29 (Unrequested ) in lo pad-47 offset:0x2f0 mux:1 up 20k gpio-30 (Unrequested ) in lo pad-52 offset:0x340 mux:1 up 20k gpio-31 (Unrequested ) in hi pad-49 offset:0x310 mux:1 up 20k gpio-32 (Unrequested ) in lo pad-48 offset:0x300 mux:1 up 20k gpio-33 (Unrequested ) in lo pad-43 offset:0x2b0 mux:1 down 20k gpio-34 (Unrequested ) in lo pad-46 offset:0x2e0 mux:1 up 20k gpio-35 (Unrequested ) in lo pad-41 offset:0x290 mux:1 up 20k gpio-36 (Unrequested ) in lo pad-45 offset:0x2d0 mux:1 up 20k gpio-37 (Unrequested ) in lo pad-42 offset:0x2a0 mux:1 up 20k gpio-38 (80860F14:01 cd ) in hi pad-58 offset:0x3a0 mux:0 fall rise gpio-39 (Unrequested ) in lo pad-44 offset:0x2c0 mux:1 up 20k gpio-40 (Unrequested ) in lo pad-95 offset:0x5f0 mux:1 down 20k gpio-41 (Unrequested ) in hi pad-105 offset:0x690 mux:1 up 20k gpio-42 (Unrequested ) in hi pad-70 offset:0x460 mux:0 up 20k gpio-43 (Unrequested ) in hi pad-68 offset:0x440 mux:0 up 20k gpio-44 (Unrequested ) in hi pad-67 offset:0x430 mux:0 up 20k gpio-45 (Unrequested ) in hi pad-66 offset:0x420 mux:0 up 20k gpio-46 (Unrequested ) in hi pad-69 offset:0x450 mux:0 up 20k gpio-47 (Unrequested ) in hi pad-71 offset:0x470 mux:0 up 20k gpio-48 (Unrequested ) in hi pad-65 offset:0x410 mux:0 up 20k gpio-49 (Unrequested ) in hi pad-72 offset:0x480 mux:0 up 20k gpio-50 (Unrequested ) in hi pad-86 offset:0x560 mux:0 up 20k gpio-51 (Unrequested ) in out hi pad-90 offset:0x5a0 mux:0 gpio-52 (Unrequested ) in out lo pad-88 offset:0x580 mux:0 gpio-53 (Unrequested ) out lo pad-92 offset:0x5c0 mux:0 gpio-54 (Unrequested ) in out hi pad-103 offset:0x670 mux:0 gpio-55 (Unrequested ) out lo pad-77 offset:0x4d0 mux:0 gpio-56 (? ) in lo pad-79 offset:0x4f0 mux:0 up 20k gpio-57 (Unrequested ) in lo pad-83 offset:0x530 mux:1 up 20k gpio-58 (Unrequested ) in out lo pad-78 offset:0x4e0 mux:0 gpio-59 (ACPI:OpRegion ) in out lo pad-81 offset:0x510 mux:0 gpio-60 (ACPI:OpRegion ) in out hi pad-80 offset:0x500 mux:0 gpio-61 (Unrequested ) in lo pad-82 offset:0x520 mux:1 down 20k gpio-62 (Unrequested ) in lo pad-13 offset:0x0d0 mux:1 down 20k gpio-63 (Unrequested ) in lo pad-12 offset:0x0c0 mux:1 down 20k gpio-64 (Unrequested ) in lo pad-15 offset:0x0f0 mux:1 down 20k gpio-65 (Unrequested ) in lo pad-14 offset:0x0e0 mux:1 down 20k gpio-66 (Unrequested ) in hi pad-17 offset:0x110 mux:1 up 20k gpio-67 (Unrequested ) in lo pad-18 offset:0x120 mux:1 up 20k gpio-68 (Unrequested ) in lo pad-19 offset:0x130 mux:1 up 20k gpio-69 (Unrequested ) in lo pad-16 offset:0x100 mux:1 down 20k gpio-70 (Unrequested ) in lo pad-2 offset:0x020 mux:1 up 20k gpio-71 (Unrequested ) in lo pad-1 offset:0x010 mux:1 up 20k gpio-72 (Unrequested ) in hi pad-0 offset:0x000 mux:1 up 20k gpio-73 (Unrequested ) in hi pad-4 offset:0x040 mux:1 gpio-74 (Unrequested ) in lo pad-6 offset:0x060 mux:1 up 20k gpio-75 (Unrequested ) in lo pad-7 offset:0x070 mux:1 up 20k gpio-76 (Unrequested ) in hi pad-9 offset:0x090 mux:1 up 20k gpio-77 (Unrequested ) in hi pad-8 offset:0x080 mux:1 gpio-78 (Unrequested ) in lo pad-33 offset:0x210 mux:1 up 2k gpio-79 (Unrequested ) in lo pad-32 offset:0x200 mux:1 up 2k gpio-80 (Unrequested ) in lo pad-31 offset:0x1f0 mux:1 up 2k gpio-81 (Unrequested ) in lo pad-30 offset:0x1e0 mux:1 up 2k gpio-82 (Unrequested ) in lo pad-29 offset:0x1d0 mux:1 up 2k gpio-83 (Unrequested ) in lo pad-27 offset:0x1b0 mux:1 up 2k gpio-84 (Unrequested ) in lo pad-25 offset:0x190 mux:1 up 2k gpio-85 (Unrequested ) in lo pad-28 offset:0x1c0 mux:1 up 2k gpio-86 (Unrequested ) in lo pad-26 offset:0x1a0 mux:1 up 2k gpio-87 (Unrequested ) in lo pad-23 offset:0x170 mux:1 up 2k gpio-88 (Unrequested ) in lo pad-21 offset:0x150 mux:1 up 2k gpio-89 (Unrequested ) in lo pad-20 offset:0x140 mux:1 up 2k gpio-90 (Unrequested ) in lo pad-24 offset:0x180 mux:1 up 2k gpio-91 (Unrequested ) in lo pad-22 offset:0x160 mux:1 up 2k gpio-92 (Unrequested ) in lo pad-5 offset:0x050 mux:0 up 2k gpio-93 (Unrequested ) in lo pad-3 offset:0x030 mux:0 up 2k gpio-94 (ACPI:Event ) in hi pad-10 offset:0x0a0 mux:0 fall rise down 20k gpio-95 (Unrequested ) in out hi pad-11 offset:0x0b0 mux:0 gpio-96 (Unrequested ) in lo pad-106 offset:0x6a0 mux:1 down 20k gpio-97 (Unrequested ) in lo pad-87 offset:0x570 mux:1 down 20k gpio-98 (Unrequested ) lo pad-91 offset:0x5b0 mux:0 gpio-99 (Unrequested ) in lo pad-104 offset:0x680 mux:1 down 20k gpio-100 (Unrequested ) lo pad-97 offset:0x610 mux:0 gpio-101 (Unrequested ) lo pad-100 offset:0x640 mux:0 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