From patchwork Fri Dec 8 16:34:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffrey Hugo X-Patchwork-Id: 13485653 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="RCELDFaI" Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 088B11BEE for ; Fri, 8 Dec 2023 08:35:26 -0800 (PST) Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3B8DGhTW003033; Fri, 8 Dec 2023 16:35:21 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-transfer-encoding : content-type; s=qcppdkim1; bh=p7L1QkYqhHatT/SGO96PA8+Xwm9rXvTxZVWNxNl+o3E=; b=RCELDFaIhIht47avIy4jKGKEQLk5AnAGBBssWNe7t6H5Z2v35ayUjn/l40bXvIdiqAnb LMZ5xFjqMqd+71auPg3O0fdFf4xx7bkLBhWrhkMTuDgzc9yhuyscZ5rtw4oc1HCG7bsO aHuj3f16ECZCEaINRRS4/bbpbRq/p/dC5+fy76naEBeAWgR/oanx7jScU9oSfhZVWEdl wuwLjLHWCDQjYpgTfahZki0Wzc10KFfwsGMWtGZ00TRJK4O/XO6tU5RImGtMCzx+Z6n1 SnV9awc2OOVH8ycxQXDlTAuvmVWQULewpu+YaXeuTwFOgPh1jhV4iuWI31bPUkhtALtG fA== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3uu928mag8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 08 Dec 2023 16:35:21 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3B8GZKQA002126 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 8 Dec 2023 16:35:20 GMT Received: from jhugo-lnx.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 15.2.1118.40; Fri, 8 Dec 2023 08:35:19 -0800 From: Jeffrey Hugo To: , , , CC: , , , Jeffrey Hugo Subject: [PATCH 5/7] accel/qaic: Call drm_gem_create_mmap_offset() once for each BO Date: Fri, 8 Dec 2023 09:34:55 -0700 Message-ID: <20231208163457.1295993-6-quic_jhugo@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231208163457.1295993-1-quic_jhugo@quicinc.com> References: <20231208163457.1295993-1-quic_jhugo@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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-ORIG-GUID: 34cJZ70drzbf_xMVrJdUZzMnaK6Odv8I X-Proofpoint-GUID: 34cJZ70drzbf_xMVrJdUZzMnaK6Odv8I X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-08_11,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 mlxscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 lowpriorityscore=0 phishscore=0 impostorscore=0 clxscore=1015 bulkscore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2312080136 From: Pranjal Ramajor Asha Kanojiya Every time QAIC_MMAP_BO ioctl is called for a BO, drm_gem_create_mmap_offset() is called. Calling drm_gem_create_mmap_offset() more then once for a BO seems redundant. Signed-off-by: Pranjal Ramajor Asha Kanojiya Reviewed-by: Jeffrey Hugo Signed-off-by: Jeffrey Hugo --- drivers/accel/qaic/qaic_data.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/accel/qaic/qaic_data.c b/drivers/accel/qaic/qaic_data.c index 7faa00705c1d..f88d925c8001 100644 --- a/drivers/accel/qaic/qaic_data.c +++ b/drivers/accel/qaic/qaic_data.c @@ -718,6 +718,10 @@ int qaic_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *fi if (ret) goto free_bo; + ret = drm_gem_create_mmap_offset(obj); + if (ret) + goto free_bo; + ret = drm_gem_handle_create(file_priv, obj, &args->handle); if (ret) goto free_bo; @@ -745,7 +749,7 @@ int qaic_mmap_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file struct drm_gem_object *obj; struct qaic_device *qdev; struct qaic_user *usr; - int ret; + int ret = 0; usr = file_priv->driver_priv; usr_rcu_id = srcu_read_lock(&usr->qddev_lock); @@ -767,9 +771,7 @@ int qaic_mmap_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file goto unlock_dev_srcu; } - ret = drm_gem_create_mmap_offset(obj); - if (ret == 0) - args->offset = drm_vma_node_offset_addr(&obj->vma_node); + args->offset = drm_vma_node_offset_addr(&obj->vma_node); drm_gem_object_put(obj);