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Tue, 23 Apr 2024 16:24:32 GMT Received: from [10.226.59.182] (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 15.2.1544.9; Tue, 23 Apr 2024 09:24:31 -0700 Message-ID: <24cbf250-59a0-740d-78b3-8a2bca3e1695@quicinc.com> Date: Tue, 23 Apr 2024 10:24:31 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.6.0 Subject: Re: [PATCH 1/2] dmaengine: qcom: Drop hidma DT support Content-Language: en-US To: "Rob Herring (Arm)" , Sinan Kaya , Bjorn Andersson , Konrad Dybcio , Vinod Koul CC: Dan Carpenter , , , , , References: <20240423161413.481670-1-robh@kernel.org> From: Jeffrey Hugo In-Reply-To: <20240423161413.481670-1-robh@kernel.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) 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: yW7VxkTxXnQ_jbTBpUWdeaWl7kgl_El7 X-Proofpoint-ORIG-GUID: yW7VxkTxXnQ_jbTBpUWdeaWl7kgl_El7 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-04-23_14,2024-04-23_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 lowpriorityscore=0 mlxlogscore=999 phishscore=0 priorityscore=1501 mlxscore=0 adultscore=0 bulkscore=0 spamscore=0 malwarescore=0 impostorscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404230037 On 4/23/2024 10:14 AM, Rob Herring (Arm) wrote: > The DT support in hidma has been broken since commit 37fa4905d22a > ("dmaengine: qcom_hidma: simplify DT resource parsing") in 2018. The > issue is the of_address_to_resource() calls bail out on success rather > than failure. This driver is for a defunct QCom server platform where > DT use was limited to start with. As it seems no one has noticed the > breakage, just remove the DT support altogether. > > Reported-by: Dan Carpenter > Signed-off-by: Rob Herring (Arm) Reviewed-by: Jeffrey Hugo