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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aac0f015270sm175995166b.162.2024.12.20.05.25.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 20 Dec 2024 05:26:00 -0800 (PST) Message-ID: <7d33eed7-92ba-4cbb-89b0-9b7e894f1c94@oss.qualcomm.com> Date: Fri, 20 Dec 2024 14:25:57 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] dt-bindings: net: qcom,ipa: document qcm2290 compatible To: Wojciech Slenska , Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alex Elder , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org References: <20241220073540.37631-1-wojciech.slenska@gmail.com> <20241220073540.37631-2-wojciech.slenska@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20241220073540.37631-2-wojciech.slenska@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: nU82gNcl6y40ER_6v6ic7nvV4pu082rm X-Proofpoint-ORIG-GUID: nU82gNcl6y40ER_6v6ic7nvV4pu082rm X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 adultscore=0 mlxlogscore=981 phishscore=0 mlxscore=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 spamscore=0 impostorscore=0 bulkscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412200111 On 20.12.2024 8:35 AM, Wojciech Slenska wrote: > Document that ipa on qcm2290 uses version 4.2, the same > as sc7180. > > Signed-off-by: Wojciech Slenska > --- FWIW this needs some more work on the Linux side, the IPA driver currently hardcodes a reference to IMEM, which has a different base between these two SoCs. The IMEM region doesn't seem to be used as of current, but things will explode the second it is. A long overdue update would be to make the IPA driver consume a syscon/memory-region-like property pointing to IMEM (or a slice of it, maybe Alex knows what it was supposed to be used for). Konrad