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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 A2AFEC433ED for ; Mon, 17 May 2021 11:59:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 79BED611BD for ; Mon, 17 May 2021 11:59:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236891AbhEQMBG (ORCPT ); Mon, 17 May 2021 08:01:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35316 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236882AbhEQMBF (ORCPT ); Mon, 17 May 2021 08:01:05 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C4488C061573 for ; Mon, 17 May 2021 04:59:48 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id a11so3006041plh.3 for ; Mon, 17 May 2021 04:59:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=QlWtfnuOca00MfVWO0P9k8vYMaH+QS6fPyffjiCe0/Y=; b=mTUq43MPPJ/c+xNZNdt3a1iSdzJtnYbp1Wby/LtlzyS4dd3DO5tnqAx8fZIy/vsYSQ sEDQrwD5926YNrrVaGifBXENezGFSxyoRHB58A90SacWuMzc6scb9vnKMqL7gF4nIEyR rF+UmopHwbq8H4WmCvZtO/fxI11ZGTeroxZFlzMfujntSkLXNd0fMl87pKeYeWrAAW5N Lt+x9/bYa+xwCcAuj5/88aPRg4qzxdmvrWwwQWuvO8NqLdG1+7BLcq6ximh6eoTJBFAP GQr8ZpJvcvOVpDk2jNroKH6s4y0nMN1Xyn2AD6g7q42KYBpfSdpBSy8plTk2ZsRJHPFE JHnA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QlWtfnuOca00MfVWO0P9k8vYMaH+QS6fPyffjiCe0/Y=; b=JySB5245w1ypNBvuoBPWKLeqmNX/eHy3L/u+ttPdRMw2MPDuaiBj8ylGmNvMm8fxPM tKD2vus4oQgmYALX3m/Kon4ZRtjXPbFdS4XIVURzaNntyUUXTMv9zL6XChsj+0oY3UyR Jyw9dHw44kdv551FtIUp4uKobmx7FJeg/kO/cVR5ARfbIDDvGJ5pdLD/A0c1lrJTE2ZD Kg+A/Dnc7rnFpW7H6ty4S7BxWx/cHY4ni6fqDQ0040GwRtkCMaJPeCr588ALptKVLRRy 6MUUCbQm2eK9EwJzZnw3Kqw8ni1678hvtH5xPbryqikITf+4b2w4j48sGmJMmjg9B3rc y8Gg== X-Gm-Message-State: AOAM530UwZnqZvpksgUPwwRuKMxTUkgVdH9lpnC1A446BZjEWNux5uYo V6+AUOEfn3m8d9+VNwfQTKw= X-Google-Smtp-Source: ABdhPJwCP7o0wwgn45c/6fp08TB49Tc4xmA6HankyathivWYWxsNdCbZ8YjsVBxt70sSkLsKO5vX+g== X-Received: by 2002:a17:90a:ec03:: with SMTP id l3mr4087941pjy.194.1621252788469; Mon, 17 May 2021 04:59:48 -0700 (PDT) Received: from arch2.localdomain ([106.212.13.216]) by smtp.gmail.com with ESMTPSA id q24sm10211393pgb.19.2021.05.17.04.59.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 May 2021 04:59:48 -0700 (PDT) From: Deepak Rawat To: dri-devel@lists.freedesktop.org, linux-hyperv@vger.kernel.org Cc: Dexuan Cui , Thomas Zimmermann , Michael Kelley , Deepak Rawat Subject: [PATCH v4 2/3] drm/hyperv: Handle feature change message from device Date: Mon, 17 May 2021 04:59:21 -0700 Message-Id: <20210517115922.8033-2-drawat.floss@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210517115922.8033-1-drawat.floss@gmail.com> References: <20210517115922.8033-1-drawat.floss@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-hyperv@vger.kernel.org Virtual device inform if screen update is needed or not with SYNTHVID_FEATURE_CHANGE message. Handle this message to set dirt_needed flag. Suggested-by: Dexuan Cui Signed-off-by: Deepak Rawat --- drivers/gpu/drm/hyperv/hyperv_drm.h | 1 + drivers/gpu/drm/hyperv/hyperv_drm_drv.c | 2 ++ drivers/gpu/drm/hyperv/hyperv_drm_proto.c | 7 +++++++ 3 files changed, 10 insertions(+) diff --git a/drivers/gpu/drm/hyperv/hyperv_drm.h b/drivers/gpu/drm/hyperv/hyperv_drm.h index e1d1fdea96f2..886add4f9cd0 100644 --- a/drivers/gpu/drm/hyperv/hyperv_drm.h +++ b/drivers/gpu/drm/hyperv/hyperv_drm.h @@ -29,6 +29,7 @@ struct hyperv_drm_device { struct completion wait; u32 synthvid_version; u32 mmio_megabytes; + bool dirt_needed; u8 init_buf[VMBUS_MAX_PACKET_SIZE]; u8 recv_buf[VMBUS_MAX_PACKET_SIZE]; diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c index 68a6ba91a486..8e6ff86c471a 100644 --- a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c +++ b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c @@ -201,6 +201,8 @@ static int hyperv_vmbus_probe(struct hv_device *hdev, if (ret) drm_warn(dev, "Failed to update vram location.\n"); + hv->dirt_needed = true; + ret = hyperv_mode_config_init(hv); if (ret) goto err_vmbus_close; diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_proto.c b/drivers/gpu/drm/hyperv/hyperv_drm_proto.c index 700870b243fe..6fff24b40974 100644 --- a/drivers/gpu/drm/hyperv/hyperv_drm_proto.c +++ b/drivers/gpu/drm/hyperv/hyperv_drm_proto.c @@ -301,8 +301,12 @@ int hyperv_update_situation(struct hv_device *hdev, u8 active, u32 bpp, int hyperv_update_dirt(struct hv_device *hdev, struct drm_rect *rect) { + struct hyperv_drm_device *hv = hv_get_drvdata(hdev); struct synthvid_msg msg; + if (!hv->dirt_needed) + return 0; + memset(&msg, 0, sizeof(struct synthvid_msg)); msg.vid_hdr.type = SYNTHVID_DIRT; @@ -387,6 +391,9 @@ static void hyperv_receive_sub(struct hv_device *hdev) complete(&hv->wait); return; } + + if (msg->vid_hdr.type == SYNTHVID_FEATURE_CHANGE) + hv->dirt_needed = msg->feature_chg.is_dirt_needed; } static void hyperv_receive(void *ctx) -- 2.31.1 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=-13.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 65BF7C433B4 for ; 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Mon, 17 May 2021 04:59:48 -0700 (PDT) Received: from arch2.localdomain ([106.212.13.216]) by smtp.gmail.com with ESMTPSA id q24sm10211393pgb.19.2021.05.17.04.59.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 May 2021 04:59:48 -0700 (PDT) From: Deepak Rawat To: dri-devel@lists.freedesktop.org, linux-hyperv@vger.kernel.org Subject: [PATCH v4 2/3] drm/hyperv: Handle feature change message from device Date: Mon, 17 May 2021 04:59:21 -0700 Message-Id: <20210517115922.8033-2-drawat.floss@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210517115922.8033-1-drawat.floss@gmail.com> References: <20210517115922.8033-1-drawat.floss@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Deepak Rawat , Dexuan Cui , Thomas Zimmermann , Michael Kelley Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Virtual device inform if screen update is needed or not with SYNTHVID_FEATURE_CHANGE message. Handle this message to set dirt_needed flag. Suggested-by: Dexuan Cui Signed-off-by: Deepak Rawat --- drivers/gpu/drm/hyperv/hyperv_drm.h | 1 + drivers/gpu/drm/hyperv/hyperv_drm_drv.c | 2 ++ drivers/gpu/drm/hyperv/hyperv_drm_proto.c | 7 +++++++ 3 files changed, 10 insertions(+) diff --git a/drivers/gpu/drm/hyperv/hyperv_drm.h b/drivers/gpu/drm/hyperv/hyperv_drm.h index e1d1fdea96f2..886add4f9cd0 100644 --- a/drivers/gpu/drm/hyperv/hyperv_drm.h +++ b/drivers/gpu/drm/hyperv/hyperv_drm.h @@ -29,6 +29,7 @@ struct hyperv_drm_device { struct completion wait; u32 synthvid_version; u32 mmio_megabytes; + bool dirt_needed; u8 init_buf[VMBUS_MAX_PACKET_SIZE]; u8 recv_buf[VMBUS_MAX_PACKET_SIZE]; diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c index 68a6ba91a486..8e6ff86c471a 100644 --- a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c +++ b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c @@ -201,6 +201,8 @@ static int hyperv_vmbus_probe(struct hv_device *hdev, if (ret) drm_warn(dev, "Failed to update vram location.\n"); + hv->dirt_needed = true; + ret = hyperv_mode_config_init(hv); if (ret) goto err_vmbus_close; diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_proto.c b/drivers/gpu/drm/hyperv/hyperv_drm_proto.c index 700870b243fe..6fff24b40974 100644 --- a/drivers/gpu/drm/hyperv/hyperv_drm_proto.c +++ b/drivers/gpu/drm/hyperv/hyperv_drm_proto.c @@ -301,8 +301,12 @@ int hyperv_update_situation(struct hv_device *hdev, u8 active, u32 bpp, int hyperv_update_dirt(struct hv_device *hdev, struct drm_rect *rect) { + struct hyperv_drm_device *hv = hv_get_drvdata(hdev); struct synthvid_msg msg; + if (!hv->dirt_needed) + return 0; + memset(&msg, 0, sizeof(struct synthvid_msg)); msg.vid_hdr.type = SYNTHVID_DIRT; @@ -387,6 +391,9 @@ static void hyperv_receive_sub(struct hv_device *hdev) complete(&hv->wait); return; } + + if (msg->vid_hdr.type == SYNTHVID_FEATURE_CHANGE) + hv->dirt_needed = msg->feature_chg.is_dirt_needed; } static void hyperv_receive(void *ctx) -- 2.31.1