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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-668d238c8basm3555652a12.22.2026.03.23.03.36.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 23 Mar 2026 03:36:11 -0700 (PDT) Message-ID: <5889e10f-87eb-4943-95ca-d75daa16b3f5@oss.qualcomm.com> Date: Mon, 23 Mar 2026 11:36:08 +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 7/9] interconnect: qcom: msm8974: switch to the main icc-rpm driver To: Dmitry Baryshkov , Georgi Djakov , Konrad Dybcio , Bjorn Andersson , Luca Weiss , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Brian Masney Cc: linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260323-msm8974-icc-v1-0-7892b8d5f2ea@oss.qualcomm.com> <20260323-msm8974-icc-v1-7-7892b8d5f2ea@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260323-msm8974-icc-v1-7-7892b8d5f2ea@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=fKc0HJae c=1 sm=1 tr=0 ts=69c1179d cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=vYfEZkc75eIydLf1ogMA:9 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-GUID: Dyn8zCiymB7KBoEMi03fQcIXKcWtELZD X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIzMDA4MiBTYWx0ZWRfX55fYnYTUH1lV IRH2+fbWp2H2gr4lAroPSGLD2BQntjRIKhwjINo9zov2bbTzNNOKPaYXAcsqeYllb+5KqjEvFnw ZAEgbHdXrWljXcUn7CCsLh/ieypaCgMeXnOCw1mPuDT8cO6UYG6ob5D8ER8hgKqeCI4Vv0rsQ60 z/FRNC/T0TqvTMLYDmkNjWNtBl5Jr2pKh97xT6bBPdknL/bx+IqBRm5DnwaOlP0l9S8CerVbzJY clURg2ionZMoiAdsmN/+TCkbF93mOOUkSS7y9KxgWAMUEY1hmA0ezQ8zEJ2TTyrBYbKuTLfdPnx d0ufccy0sH5FQVVjualn48hLd+f6uNxelQrwoU3GfVyK6By6FVSpOKALMHA/Ed5PbPiaoynfbtY y5hoj8tGhlyJ9BEf1DNSgyMPwftlq4A4xWWqsfDP8zAInsL30yT94J41+hKDZFbc4Io5G+PstOb 4Kh9q2bFcyFSO7FmmWA== X-Proofpoint-ORIG-GUID: Dyn8zCiymB7KBoEMi03fQcIXKcWtELZD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-23_03,2026-03-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 priorityscore=1501 phishscore=0 lowpriorityscore=0 adultscore=0 bulkscore=0 spamscore=0 suspectscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603230082 On 3/23/26 2:17 AM, Dmitry Baryshkov wrote: > In preparation to restoring the ability of MSM8974 driver to work with > the modern kernels, switch the driver to the main icc-rpm set of helper > code. > > As platform-specific workarounds, set the get_bw callback (returning 0) > to prevent initial setup from programming INT_MAX into the RPM (which > otherwise might hang the platform) and tell RPM programming code to > ignore -ENXIO errors from the firmware (until the QoS programming is > sorted out). > > Signed-off-by: Dmitry Baryshkov > --- Reviewed-by: Konrad Dybcio Konrad