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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8dbefc8f96sm124366366b.25.2026.01.28.04.17.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 28 Jan 2026 04:17:56 -0800 (PST) Message-ID: <646d0b50-e138-47a6-8127-f3014a50b6ff@oss.qualcomm.com> Date: Wed, 28 Jan 2026 13:17:54 +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 1/3] arm64: dts: qcom: sm8650: update the cpus capacity-dmips-mhz To: Neil Armstrong , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260128-topic-sm8650-upstream-cpu-props-v1-0-9fbb5efe7f07@linaro.org> <20260128-topic-sm8650-upstream-cpu-props-v1-1-9fbb5efe7f07@linaro.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260128-topic-sm8650-upstream-cpu-props-v1-1-9fbb5efe7f07@linaro.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: j0fYf3twcAorjkxb20aOunzggQAAhi26 X-Authority-Analysis: v=2.4 cv=GbMaXAXL c=1 sm=1 tr=0 ts=6979fe76 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=Lkd2wKE8c_SYazGGAOEA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-GUID: j0fYf3twcAorjkxb20aOunzggQAAhi26 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI4MDEwMSBTYWx0ZWRfXxDagj57VnI3o maF7DFL95Jrpe+BuEQ+f49PiCxGr9yLGPuG1mxDTMj79YJSDFETWdSJ78frXTXY2wQD+XCwuFst VWCSq8cw3BqIHGzG22YUjMJMpScHvCx5oZyXH0fOElTKh9TKB39aKlA7VPn+QiyCle+nodw+1MQ oxiv530odc2HCCCaHdg93Z6D3KMX0oZpIx5FGQz7ClUq+GO6zykrXveUp/TH2NcPeEYjnv7or7F GBSRpSAtEHEvnIsEvVk8vpPhco8iuaT4CDbULGBlj2aXa6tBL4ujZ+4Yq3rlmRD09SSOopECSWm pvfPGZHhVnHojljUiD/Syc8//QunVtWruO/2IGAM0MD1EnhSg6NnOnlWy+qELj3Np3M8hjI/EDa cpoKqHXHmA4PPrgOP3HPXYSVolYqXM2tP9l9II15iY73Ht9RV+yDELfXTuakJUVAlVb1cfRGVCo ljSnufFTgw2ozwIbFGA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-28_02,2026-01-28_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 bulkscore=0 phishscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 suspectscore=0 malwarescore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601280101 On 1/28/26 11:33 AM, Neil Armstrong wrote: > After some more advanced benchmarks with Integer, Floaring Point, > Encryption, Compression, NEON, ... on the A520, A720 and X4 cpus, > the median gain with the same frequency range is: > - 281% of A720 over A520 > - 126% of X4 over A720 While this is all magic numbers, I am definitely willing to believe that x4 is 26% faster than a720 rather than the currently stated ~5.7% Reviewed-by: Konrad Dybcio Konrad