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Mon, 02 Feb 2026 10:09:50 -0800 (PST) Received: from hu-ptalari-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82379bfc712sm17476780b3a.40.2026.02.02.10.09.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Feb 2026 10:09:50 -0800 (PST) From: Praveen Talari To: Andi Shyti , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mukesh Kumar Savaliya , Viken Dadhaniya , Bjorn Andersson , Konrad Dybcio , Praveen Talari , linux-arm-msm@vger.kernel.org, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, bjorn.andersson@oss.qualcomm.com, dmitry.baryshkov@oss.qualcomm.com, konrad.dybcio@oss.qualcomm.com Cc: prasad.sodagudi@oss.qualcomm.com, quic_vtanuku@quicinc.com, aniket.randive@oss.qualcomm.com, chandana.chiluveru@oss.qualcomm.com, jyothi.seerapu@oss.qualcomm.com Subject: [PATCH v4 02/13] soc: qcom: geni-se: Add geni_icc_set_bw_ab() function Date: Mon, 2 Feb 2026 23:39:11 +0530 Message-Id: <20260202180922.1692428-3-praveen.talari@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260202180922.1692428-1-praveen.talari@oss.qualcomm.com> References: <20260202180922.1692428-1-praveen.talari@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAyMDE0MiBTYWx0ZWRfX57CifHXWtAkQ Kh33YzOmSA963HIzA7I4SfbaSFQnWz4rVkH5/Ld0w+3TxqVK8TJKHHpcyGSucCwT1fWQ1t/OrmV xghtZCCU9+fcCkE1nOt49W8huTdRf9qht+RmygI7RxatX/WY/7YxJkp0mNWatTJtfq+secFKpxh SZ/u8Y3ITeZN8IiuL1fyQuo2bklHs8/wCkQUy8wU/N7hPIvmEcXPr8/Y9Z9lu7y9plsLjv84d8D vcdNRCo98bedCMt1Uiq9QdmoZehL1WnLLBYNzrchHqvJL/dBN+eO7k6RTvh0e93PvAC8x/eFITa R4DWliRviifDMxz37yx95h8IIUnRQ5Z5o/myIPINN2UStIFg9CBV1eshwB40/P+hCRHukysn06S ZibSUcPgYJt5aj+9c8p946x7TWVIrRj9vxUEagSKiOeuNCYtaei3gd+xyGwMiTv2wkzO1s369pm xEPZoA/tlW7xiph/H5Q== X-Proofpoint-GUID: 16W86T59G38RuUt1YLYChOIQMvCZ_4iP X-Authority-Analysis: v=2.4 cv=NOfYOk6g c=1 sm=1 tr=0 ts=6980e870 cx=c_pps a=WW5sKcV1LcKqjgzy2JUPuA==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=BVB3BO4C9w_THQaB-9MA:9 a=OpyuDcXvxspvyRM73sMx:22 X-Proofpoint-ORIG-GUID: 16W86T59G38RuUt1YLYChOIQMvCZ_4iP 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=2026-02-02_05,2026-02-02_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 priorityscore=1501 suspectscore=0 impostorscore=0 adultscore=0 lowpriorityscore=0 clxscore=1015 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602020142 Content-Type: text/plain; charset="utf-8" Add a new function geni_icc_set_bw_ab() that allows callers to set average bandwidth values for all ICC (Interconnect) paths in a single call. This function takes separate parameters for core, config, and DDR average bandwidth values and applies them to the respective ICC paths. This provides a more convenient API for drivers that need to configure specific average bandwidth values. Co-developed-by: Konrad Dybcio Signed-off-by: Konrad Dybcio Signed-off-by: Praveen Talari --- drivers/soc/qcom/qcom-geni-se.c | 22 ++++++++++++++++++++++ include/linux/soc/qcom/geni-se.h | 1 + 2 files changed, 23 insertions(+) diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-s= e.c index b6167b968ef6..b0542f836453 100644 --- a/drivers/soc/qcom/qcom-geni-se.c +++ b/drivers/soc/qcom/qcom-geni-se.c @@ -946,6 +946,28 @@ int geni_icc_set_bw(struct geni_se *se) } EXPORT_SYMBOL_GPL(geni_icc_set_bw); =20 +/** + * geni_icc_set_bw_ab() - Set average bandwidth for all ICC paths and apply + * @se: Pointer to the concerned serial engine. + * @core_ab: Average bandwidth in kBps for GENI_TO_CORE path. + * @cfg_ab: Average bandwidth in kBps for CPU_TO_GENI path. + * @ddr_ab: Average bandwidth in kBps for GENI_TO_DDR path. + * + * Sets bandwidth values for all ICC paths and applies them. DDR path is + * optional and only set if it exists. + * + * Return: 0 on success, negative error code on failure. + */ +int geni_icc_set_bw_ab(struct geni_se *se, u32 core_ab, u32 cfg_ab, u32 dd= r_ab) +{ + se->icc_paths[GENI_TO_CORE].avg_bw =3D core_ab; + se->icc_paths[CPU_TO_GENI].avg_bw =3D cfg_ab; + se->icc_paths[GENI_TO_DDR].avg_bw =3D ddr_ab; + + return geni_icc_set_bw(se); +} +EXPORT_SYMBOL_GPL(geni_icc_set_bw_ab); + void geni_icc_set_tag(struct geni_se *se, u32 tag) { int i; diff --git a/include/linux/soc/qcom/geni-se.h b/include/linux/soc/qcom/geni= -se.h index 0a984e2579fe..980aabea2157 100644 --- a/include/linux/soc/qcom/geni-se.h +++ b/include/linux/soc/qcom/geni-se.h @@ -528,6 +528,7 @@ void geni_se_rx_dma_unprep(struct geni_se *se, dma_addr= _t iova, size_t len); int geni_icc_get(struct geni_se *se, const char *icc_ddr); =20 int geni_icc_set_bw(struct geni_se *se); +int geni_icc_set_bw_ab(struct geni_se *se, u32 core_ab, u32 cfg_ab, u32 dd= r_ab); void geni_icc_set_tag(struct geni_se *se, u32 tag); =20 int geni_icc_enable(struct geni_se *se); --=20 2.34.1