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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75805C25B6F for ; Thu, 26 Oct 2023 11:34:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344813AbjJZLe7 (ORCPT ); Thu, 26 Oct 2023 07:34:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230321AbjJZLe4 (ORCPT ); Thu, 26 Oct 2023 07:34:56 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48A781AA; Thu, 26 Oct 2023 04:34:53 -0700 (PDT) Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39QAmBFV024823; Thu, 26 Oct 2023 11:34:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=qcppdkim1; bh=0RykzLAc2GcpRBB2lxRtT9xw9T54D6XSLPdU1P03Ecg=; b=TUbPLcJRU3NeutpppwPr/hqOUndGtWyqtZHchUg2fabbywTsyxW8B99C7mgCpMzrNbIZ dKhnFNYGtMhT60D5ZYxeqNgXEuvmpX9A23EOvRFASJbQ1ewVYmhos3ywrD9lNaz0h7xK 1xtRZKMT5Cg0DsJtKNQEfvo3ylCuHQ3UASiRh13i7d/bvygPfZ9d7UojdHKByEq3FITY ebT3JCUvSuHRnCXYweEBbcTxe9W6oBrUPT44ZARfj/Iy27KWYRTDeWagWbMJwh6gXG0o ly4OEBtHmlLj+3IAyOf/Ndg+0tVl0XKIZ6J1tsKaorxlTLC+8uLoFjDgPrBtuPdoCjVI /Q== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tykw28gme-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 26 Oct 2023 11:34:37 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 39QBYaIs014795 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 26 Oct 2023 11:34:36 GMT Received: from [10.216.45.182] (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.39; Thu, 26 Oct 2023 04:34:27 -0700 Message-ID: Date: Thu, 26 Oct 2023 17:04:24 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH v3 4/5] PCI: epf-mhi: Add support for SA8775P Content-Language: en-US To: Konrad Dybcio , Manivannan Sadhasivam CC: , , , , , , , , , , , , , Bjorn Helgaas , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=c5=84ski?= , Kishon Vijay Abraham I , Vinod Koul , , , , , , References: <1697715430-30820-1-git-send-email-quic_msarkar@quicinc.com> <1697715430-30820-5-git-send-email-quic_msarkar@quicinc.com> <20231025075603.GD3648@thinkpad> <610b0621-b140-ee9b-c450-0fec6862c4fc@quicinc.com> From: Mrinmay Sarkar In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: I9bXBXL35wkZTwKQbllTp6Iof-QEowRZ X-Proofpoint-GUID: I9bXBXL35wkZTwKQbllTp6Iof-QEowRZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-26_09,2023-10-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 mlxlogscore=679 spamscore=0 suspectscore=0 bulkscore=0 phishscore=0 mlxscore=0 clxscore=1015 adultscore=0 malwarescore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2310170001 definitions=main-2310260098 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/26/2023 4:40 PM, Konrad Dybcio wrote: > > > On 10/26/23 07:30, Mrinmay Sarkar wrote: >> >> On 10/25/2023 1:26 PM, Manivannan Sadhasivam wrote: >>> On Thu, Oct 19, 2023 at 05:07:09PM +0530, Mrinmay Sarkar wrote: >>>> Add support for Qualcomm Snapdragon SA8775P SoC to the EPF driver. >>>> SA8775P has the PID (0x0306) and supports HDMA. Currently, it has >>> Is the PID fixed? I thought you just want to reuse the SDXxx PID in the >>> meantime. >>> >>> - Mani >> >> The PID for SA8775p EP is not decided yet. So using 0x0306 PID meantime. > If it's not decided, why should it go upstream then? Would that > not break the hosts' expectations when the EP device is updated? > > Konrad I don't think it will break the host's functionality. In host side as well we are reusing same 0x0306 for SA8775p --Mrinmay