From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE53EC282CE for ; Tue, 4 Jun 2019 10:01:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8493B24BA2 for ; Tue, 4 Jun 2019 10:01:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727291AbfFDKBZ (ORCPT ); Tue, 4 Jun 2019 06:01:25 -0400 Received: from mga06.intel.com ([134.134.136.31]:46146 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727197AbfFDKBW (ORCPT ); Tue, 4 Jun 2019 06:01:22 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Jun 2019 03:01:22 -0700 X-ExtLoop1: 1 Received: from gvt.bj.intel.com ([10.238.158.187]) by orsmga005.jf.intel.com with ESMTP; 04 Jun 2019 03:01:19 -0700 From: Tina Zhang To: intel-gvt-dev@lists.freedesktop.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Tina Zhang , kraxel@redhat.com, zhenyuw@linux.intel.com, zhiyuan.lv@intel.com, zhi.a.wang@intel.com, kevin.tian@intel.com, hang.yuan@intel.com, alex.williamson@redhat.com Subject: [RFC PATCH v2 3/3] drm/i915/gvt: Send plane flip events to user space Date: Tue, 4 Jun 2019 17:55:34 +0800 Message-Id: <20190604095534.10337-4-tina.zhang@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190604095534.10337-1-tina.zhang@intel.com> References: <20190604095534.10337-1-tina.zhang@intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Send the primary plane and the cursor plane flip events to user space. Signed-off-by: Tina Zhang --- drivers/gpu/drm/i915/gvt/handlers.c | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 18f01eeb2510..67129de8bc45 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -763,6 +763,20 @@ static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, else set_bit(event, vgpu->irq.flip_done_event[pipe]); + if (vgpu->vdev.pri_flip_trigger) + eventfd_signal(vgpu->vdev.pri_flip_trigger, 1); + + return 0; +} + +static int cur_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu->vdev.cur_flip_trigger) + eventfd_signal(vgpu->vdev.cur_flip_trigger, 1); + return 0; } @@ -1969,9 +1983,9 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(CURPOS(PIPE_B), D_ALL); MMIO_D(CURPOS(PIPE_C), D_ALL); - MMIO_D(CURBASE(PIPE_A), D_ALL); - MMIO_D(CURBASE(PIPE_B), D_ALL); - MMIO_D(CURBASE(PIPE_C), D_ALL); + MMIO_DH(CURBASE(PIPE_A), D_ALL, NULL, cur_surf_mmio_write); + MMIO_DH(CURBASE(PIPE_B), D_ALL, NULL, cur_surf_mmio_write); + MMIO_DH(CURBASE(PIPE_C), D_ALL, NULL, cur_surf_mmio_write); MMIO_D(CUR_FBC_CTL(PIPE_A), D_ALL); MMIO_D(CUR_FBC_CTL(PIPE_B), D_ALL); -- 2.17.1