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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2adfb5b53f4sm163133075ad.18.2026.03.03.04.22.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Mar 2026 04:22:58 -0800 (PST) Message-ID: <2d6d813b-b2e7-408c-bf58-86d25859bb40@oss.qualcomm.com> Date: Tue, 3 Mar 2026 17:52:53 +0530 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: qcom: glymur: Add glymur BWMONs Content-Language: en-US To: Konrad Dybcio , 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, sibi.sankar@oss.qualcomm.com, pankaj.patil@oss.qualcomm.com, rajendra.nayak@oss.qualcomm.com References: <20260302-glymur_bwmon_dt-v1-1-f4939d75bd47@oss.qualcomm.com> From: Pragnesh Papaniya In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=M85A6iws c=1 sm=1 tr=0 ts=69a6d2a4 cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=2zOTDtPhI6Hq2gsOaQEA:9 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-GUID: eBdRq3tVPDEr5iSyqdXP6WhdaFaUwaZ7 X-Proofpoint-ORIG-GUID: eBdRq3tVPDEr5iSyqdXP6WhdaFaUwaZ7 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzAzMDA5NiBTYWx0ZWRfX1Xs6jqxL/5Ip epIR8di1xEqPxLBPSiadqQYdbIhdPL45lpvGSM86gD1xB0SZ6t73OqGZ+ymSxUZbMNDtL2wZn75 leBBSkb+V8eBfm3JMliyCL/1PgN96p80rmrGzr2VtzreU3x0aE4eoXlQGaBCS+wUMqPcGtxRXS0 qdHF3XzlqPKHVT/UtkKH9rNof8+WiACSIOy7YvyAzJc6NK3cwcYmqmxUYR8d9cPeNwBiCATdjxl 0ch5+FmzdcnEv7U3u0CAWmVdulCsr/16e95QhmUeVrzFzo7TrRfk5qi52OwS4cd/yyTr/zcTdN4 5wmM9zGJVqDiD7dhzuV1RpN1TPGT+nxxddpq4gqpa5JoEDmY7cpQdLoiOBnMU4WyDGHhJXYizSF i/jPRt0U48r84MgAxJde4SmOtmV5HDKL6a/CbwqqyFFWqH9kTClK6tAk2+lcNwTx/x7I6VWxK4A zXf/S7eAyVQLmXX8/Vg== 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=2026-03-02_05,2026-03-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 spamscore=0 malwarescore=0 adultscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 lowpriorityscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603030096 On 3/2/2026 6:27 PM, Konrad Dybcio wrote: > On 3/2/26 12:46 PM, Pragnesh Papaniya wrote: >> Add the CPU BWMON nodes for glymur SoCs. >> >> Co-developed-by: Sibi Sankar >> Signed-off-by: Sibi Sankar >> Signed-off-by: Pragnesh Papaniya >> --- >> arch/arm64/boot/dts/qcom/glymur.dtsi | 87 ++++++++++++++++++++++++++++++++++++ >> 1 file changed, 87 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/qcom/glymur.dtsi b/arch/arm64/boot/dts/qcom/glymur.dtsi >> index e269cec7942c..fd947b1a17dd 100644 >> --- a/arch/arm64/boot/dts/qcom/glymur.dtsi >> +++ b/arch/arm64/boot/dts/qcom/glymur.dtsi >> @@ -2264,6 +2264,93 @@ &config_noc SLAVE_QUP_0 QCOM_ICC_TAG_ALWAYS>, >> }; >> }; >> >> + /* cluster0 */ >> + bwmon_cluster0: pmu@100c400 { >> + compatible = "qcom,glymur-cpu-bwmon", "qcom,sdm845-bwmon"; >> + reg = <0x0 0x0100c400 0x0 0x600>; >> + >> + interrupts = ; >> + >> + interconnects = <&hsc_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY >> + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ACTIVE_ONLY>; >> + >> + operating-points-v2 = <&cpu_bwmon_opp_table>; >> + >> + cpu_bwmon_opp_table: opp-table { >> + compatible = "operating-points-v2"; >> + >> + opp-0 { >> + opp-peak-kBps = <800000>; >> + }; > > Can these values remain unchanged vs hamoa? Glymur has more memory > channels (as reflected in the icc driver) so the values send to rpmh > will be a third lower > > Similarly, hamoa has roughly the same values as kona, which has half > the channels > > Konrad opp-peak-kBps is proportional to bus_width and is calculated as follows: opp-peak-kBps = (Hz * node_bus_width)/ 1000 All the existing targets do the same, since bcm_aggregate() in bcm-voter.c divides max_peak with buswidth. -Pragnesh