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[2620:137:e000::1:20]) by mx.google.com with ESMTP id cp6-20020a056a00348600b005726ac39d2esi12404090pfb.30.2022.12.20.00.01.36; Tue, 20 Dec 2022 00:01:45 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=jHLWArf+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233064AbiLTHp1 (ORCPT + 70 others); Tue, 20 Dec 2022 02:45:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233713AbiLTHpO (ORCPT ); Tue, 20 Dec 2022 02:45:14 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7A3FF17058; Mon, 19 Dec 2022 23:45:13 -0800 (PST) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2BK5nVjf002722; Tue, 20 Dec 2022 07:45:00 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=q1T6+ZT4WDRSBPsnLGaxnzS8ZQZfGMgIsBVr0Y6i4VQ=; b=jHLWArf+8R0JW1izpWUOQwpmpRn6INH5qMTmpiRYAPc7dy2RouRcskmDazXaYAm7HowC 346IQMUMdRfDcGEi5jjdyYJtPIsUCT7UhZSgNlDp0QCWgP7vaOnBHCI8wa+lm4Swacpq d37KaDls6kAW6Y090JLBKMMHGGgQvajh/Hnbf8fdUIF9bItSySs8lOP6tLopxBVZh1pw uFRbHP7/Ed/1wbBXAQrZQob7lhA1c661tQT915zSofMXyDtgLiKbNX4ZxZE3qRNiaruS PekeTwdSgPU0Nem5R0SykJVADUfMjAFhBDBpzeNjKdsT0sgoHKmg2B2sxXQaHjOIelqb Kw== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3mk195gu6c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 20 Dec 2022 07:45:00 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 2BK7ixvx018073 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 20 Dec 2022 07:44:59 GMT Received: from hyd-lnxbld559.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.36; Mon, 19 Dec 2022 23:44:54 -0800 From: Akhil P Oommen To: freedreno , , , Rob Clark , Ulf Hansson , Bjorn Andersson , Stephen Boyd , Philipp Zabel CC: Akhil P Oommen , Abhinav Kumar , Chia-I Wu , Daniel Vetter , David Airlie , Dmitry Baryshkov , Douglas Anderson , Konrad Dybcio , Sean Paul , Subject: [PATCH v3 4/5] drm/msm/a6xx: Remove cx gdsc polling using 'reset' Date: Tue, 20 Dec 2022 13:14:16 +0530 Message-ID: <20221220131255.v3.4.I96e0bf9eaf96dd866111c1eec8a4c9b70fd7cbcb@changeid> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1671522257-38778-1-git-send-email-quic_akhilpo@quicinc.com> References: <1671522257-38778-1-git-send-email-quic_akhilpo@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: YnYS5AWrjD_QgnvuTwYKcX3sqrPN9cCh X-Proofpoint-ORIG-GUID: YnYS5AWrjD_QgnvuTwYKcX3sqrPN9cCh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.923,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-12-20_01,2022-12-15_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 priorityscore=1501 mlxlogscore=999 mlxscore=0 impostorscore=0 lowpriorityscore=0 adultscore=0 bulkscore=0 malwarescore=0 suspectscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2212200064 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Remove the unused 'reset' interface which was supposed to help to ensure that cx gdsc has collapsed during gpu recovery. This is was not enabled so far due to missing gpucc driver support. Similar functionality using genpd framework will be implemented in the upcoming patch. This effectively reverts commit 1f6cca404918 ("drm/msm/a6xx: Ensure CX collapse during gpu recovery"). Signed-off-by: Akhil P Oommen --- Changes in v3: - Updated commit msg (Philipp) drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 4 ---- drivers/gpu/drm/msm/msm_gpu.c | 4 ---- drivers/gpu/drm/msm/msm_gpu.h | 4 ---- 3 files changed, 12 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 36c8fb699b56..4b16e75dfa50 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -10,7 +10,6 @@ #include #include -#include #include #define GPU_PAS_ID 13 @@ -1298,9 +1297,6 @@ static void a6xx_recover(struct msm_gpu *gpu) /* And the final one from recover worker */ pm_runtime_put_sync(&gpu->pdev->dev); - /* Call into gpucc driver to poll for cx gdsc collapse */ - reset_control_reset(gpu->cx_collapse); - pm_runtime_use_autosuspend(&gpu->pdev->dev); if (active_submits) diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 30ed45af76ad..97e1319d4577 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -16,7 +16,6 @@ #include #include #include -#include #include /* @@ -933,9 +932,6 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, if (IS_ERR(gpu->gpu_cx)) gpu->gpu_cx = NULL; - gpu->cx_collapse = devm_reset_control_get_optional_exclusive(&pdev->dev, - "cx_collapse"); - gpu->pdev = pdev; platform_set_drvdata(pdev, &gpu->adreno_smmu); diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index 651786bc55e5..fa9e34d02c91 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -13,7 +13,6 @@ #include #include #include -#include #include "msm_drv.h" #include "msm_fence.h" @@ -282,9 +281,6 @@ struct msm_gpu { bool hw_apriv; struct thermal_cooling_device *cooling; - - /* To poll for cx gdsc collapse during gpu recovery */ - struct reset_control *cx_collapse; }; static inline struct msm_gpu *dev_to_gpu(struct device *dev) -- 2.7.4