From patchwork Wed Aug 23 15:09:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Liang Yan X-Patchwork-Id: 110859 Delivered-To: patch@linaro.org Received: by 10.140.95.78 with SMTP id h72csp4261394qge; Wed, 23 Aug 2017 08:09:51 -0700 (PDT) X-Received: by 10.200.41.45 with SMTP id y42mr4545439qty.54.1503500991401; Wed, 23 Aug 2017 08:09:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1503500991; cv=none; d=google.com; s=arc-20160816; b=ZUL1SD1oof5BYpa3LgQ6v2WhlJ8klNq+76l8nVi8U8Zkb4GONwVmh9wqHptec7+fRs 3iGM/L8MTIXfzusGn2KYPUzxbpj+rf3fgOHv0gk7gNyHubVYbQGPasC7vMeRW822UCfR 33l+KtTruXbLTtw5KcxbMnvHZnqd6nLMa0eJceTQBD/ynIsqnD0C9EpcBXrtSFJ6Tghs aPpbeoipvGsAfs0LzR6DBJRJIdQ8lPZM5r5+EP6xgEnKHb12U6PUGDTeaIj8nAOoUws1 g1ouSz8N1bcPGt52fLnGuN6uZ/P5R+pzw3b3IHVj0kHZAv78/Ps+2GPs1YP0h7pr1/tZ Hk9Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:cc:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:subject:message-id:date:to:from :arc-authentication-results; bh=UhV6c6POUefuuCpz4UPRroZmj/dFzftppMvETLqt4ZI=; b=rw4fAop32B1xfYXUrcx2vn2cAlfFwqI4Qv+7wboe9ftTpSpwg9dXuaVS21OyrMwJtA LGS3ledSwiKbIGCThYr73gvmgksmoGygzO76E+M1CK1UJ62Vz2w5aCIYhTZMs0rLp/3s AYdbXYxUcWX3OwLCZKVVYchSQza8Z9Ey6HubbED3K4CoCpHIYzXcW5zZw2doPCGMuXJG tvf/tWWYLSYUMHHViTC2JmGI2oSBmq+OeRL2qjhVRUXX8rjfVBjOn/Fe3rgtcSOGGjno XmicCWR1BwDM+Ei7JIH+eR9t3EY0Cy5VO0gp1DmgnenV6ziQBGuWIvj7LLQ1SmcEcmz+ 5l+w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) smtp.mailfrom=qemu-devel-bounces+patch=linaro.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [2001:4830:134:3::11]) by mx.google.com with ESMTPS id m63si1652268qkd.84.2017.08.23.08.09.51 for (version=TLS1 cipher=AES128-SHA bits=128/128); Wed, 23 Aug 2017 08:09:51 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) client-ip=2001:4830:134:3::11; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) smtp.mailfrom=qemu-devel-bounces+patch=linaro.org@nongnu.org Received: from localhost ([::1]:44191 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dkXHx-0000py-CY for patch@linaro.org; Wed, 23 Aug 2017 11:09:49 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53360) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dkXHh-0000oO-2A for qemu-devel@nongnu.org; Wed, 23 Aug 2017 11:09:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dkXHb-000347-Sk for qemu-devel@nongnu.org; Wed, 23 Aug 2017 11:09:33 -0400 Received: from smtp.nue.novell.com ([195.135.221.5]:58820) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dkXHb-00032b-Ip; Wed, 23 Aug 2017 11:09:27 -0400 Received: from emea4-mta.ukb.novell.com ([10.120.13.87]) by smtp.nue.novell.com with ESMTP (TLS encrypted); Wed, 23 Aug 2017 17:09:24 +0200 Received: from linux-gp66.suse.de (nwb-a10-snat.microfocus.com [10.120.13.202]) by emea4-mta.ukb.novell.com with ESMTP (TLS encrypted); Wed, 23 Aug 2017 16:09:10 +0100 From: Liang Yan To: sstabellini@kernel.org, anthony.perard@citrix.com Date: Wed, 23 Aug 2017 11:09:03 -0400 Message-Id: <20170823150903.19982-1-lyan@suse.com> X-Mailer: git-send-email 2.14.1 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 195.135.221.5 Subject: [Qemu-devel] [PATCH] hw/display/xenfb.c: Add trace_xenfb_key_event X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-trivial@nongnu.org, xen-devel@lists.xenproject.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" It may be better to add a trace event to monitor the last moment of a key event from QEMU to guest VM Signed-off-by: Liang Yan --- hw/display/trace-events | 1 + hw/display/xenfb.c | 2 ++ 2 files changed, 3 insertions(+) -- 2.14.1 diff --git a/hw/display/trace-events b/hw/display/trace-events index ed8cca0755..da498c1def 100644 --- a/hw/display/trace-events +++ b/hw/display/trace-events @@ -6,6 +6,7 @@ jazz_led_write(uint64_t addr, uint8_t new) "write addr=0x%"PRIx64": 0x%x" # hw/display/xenfb.c xenfb_mouse_event(void *opaque, int dx, int dy, int dz, int button_state, int abs_pointer_wanted) "%p x %d y %d z %d bs 0x%x abs %d" +xenfb_key_event(void *opaque, int scancode, int button_state) "%p scancode %d bs 0x%x" xenfb_input_connected(void *xendev, int abs_pointer_wanted) "%p abs %d" # hw/display/g364fb.c diff --git a/hw/display/xenfb.c b/hw/display/xenfb.c index df8b78f6f4..afc43f33a2 100644 --- a/hw/display/xenfb.c +++ b/hw/display/xenfb.c @@ -290,6 +290,8 @@ static void xenfb_key_event(void *opaque, int scancode) scancode |= 0x80; xenfb->extended = 0; } + + trace_xenfb_key_event(opaque, scancode2linux[scancode], down); xenfb_send_key(xenfb, down, scancode2linux[scancode]); }