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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b9b203c2225sm243173766b.37.2026.03.27.06.10.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 Mar 2026 06:10:53 -0700 (PDT) Message-ID: Date: Fri, 27 Mar 2026 14:10:51 +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 v2] arm64: dts: monaco: extend fastrpc compute cb To: Srinivas Kandagatla , andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260326154111.2781802-1-srinivas.kandagatla@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260326154111.2781802-1-srinivas.kandagatla@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: 2nlq4qAV8nUXKuigVOsPbQROzvJ6MPN5 X-Proofpoint-GUID: 2nlq4qAV8nUXKuigVOsPbQROzvJ6MPN5 X-Authority-Analysis: v=2.4 cv=CoGys34D c=1 sm=1 tr=0 ts=69c681df cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=W7QrHvp7LSfZ9ocHNjUA:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzI3MDA5MCBTYWx0ZWRfX5MlzJF4854D5 KrI1ix20T8GSo01MIB9rd6Q6/0ho0pdE+jcYKcdrwOA/pSvRO+MzQzcCWQfz0nY/F7gevO7DLIO cQ16ZWKpa/41l9vj3ZliC11x7e9h4JhXFv8NCAZUByDRgb4nriMWJcqCKIEYtfZ+aBkR4i0eT9S 90/eJHCfXeEKzLGVw+E3zkh/lCM7aCcJ+F03ncXurcbTjquHYzYYDuI/PnUFCbqROY4uGY7CbjL PY/9F+Qc34jBL1B5FjQK+Ar6I7xrcdbBQhP8o440QdpnxVlzxt4B2IK2bKy6w3VvTj3SSgk23q5 +dhAyPmm+RFyiYYXIqVtcCh+/Ht4FvNd0ih8lRi1MZIfE1JMLbEIxMApKFUtjUnqeJalIHZTGy5 3r8CBPFukwpjIZ10s5rM7DRRBDPxfFQSliu1D9CMc8dXZqj1iFOgSwGNMi80Jg+co4jARAqdeOI dBzzEFxzbg7uvb6E/bA== 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=2026-03-26_04,2026-03-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 adultscore=0 suspectscore=0 malwarescore=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 priorityscore=1501 impostorscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603270090 On 3/26/26 4:41 PM, Srinivas Kandagatla wrote: > For some reason we ended up adding only 4 out of 11 compute cb's for > CDSP, add the missing compute cb. This will also improve the end > user-experience by enabling running multiple AI usecases in parallel. > > Signed-off-by: Srinivas Kandagatla > --- > arch/arm64/boot/dts/qcom/monaco.dtsi | 49 ++++++++++++++++++++++++++++ > 1 file changed, 49 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/monaco.dtsi b/arch/arm64/boot/dts/qcom/monaco.dtsi > index 10e799dd4a78..38fbd44c7d8f 100644 > --- a/arch/arm64/boot/dts/qcom/monaco.dtsi > +++ b/arch/arm64/boot/dts/qcom/monaco.dtsi > @@ -7739,6 +7739,55 @@ compute-cb@4 { > <&apps_smmu 0x1964 0x0400>; > dma-coherent; > }; > + > + compute-cb@5 { > + compatible = "qcom,fastrpc-compute-cb"; > + reg = <5>; > + iommus = <&apps_smmu 0x19c5 0x0400>; I see that the other CBs have 2 iommu streams, the other one having "DMA" in the name - could you shed some light on that? Konrad