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Fri, 15 Dec 2023 21:50:10 GMT Received: from hu-wcheng-lv.qualcomm.com (10.49.16.6) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Fri, 15 Dec 2023 13:50:09 -0800 From: Wesley Cheng To: , , , , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v10 14/41] dt-bindings: usb: xhci: Add num-hc-interrupters definition Date: Fri, 15 Dec 2023 13:49:28 -0800 Message-ID: <20231215214955.12110-15-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231215214955.12110-1-quic_wcheng@quicinc.com> References: <20231215214955.12110-1-quic_wcheng@quicinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: kPJswOKIsVrrvKNRDxxVDWaee50KQNsu X-Proofpoint-GUID: kPJswOKIsVrrvKNRDxxVDWaee50KQNsu X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_01,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 mlxlogscore=658 impostorscore=0 spamscore=0 lowpriorityscore=0 adultscore=0 clxscore=1015 priorityscore=1501 mlxscore=0 phishscore=0 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2312150152 Add the definition for how many interrupts the XHCI host controller should allocate. XHCI can potentially support up to 1024 interrupters, which implementations may want to limit. Reviewed-by: Rob Herring Signed-off-by: Wesley Cheng --- Documentation/devicetree/bindings/usb/usb-xhci.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.yaml b/Documentation/devicetree/bindings/usb/usb-xhci.yaml index 180a261c3e8f..4238ae896ef6 100644 --- a/Documentation/devicetree/bindings/usb/usb-xhci.yaml +++ b/Documentation/devicetree/bindings/usb/usb-xhci.yaml @@ -29,6 +29,12 @@ properties: description: Interrupt moderation interval default: 5000 + num-hc-interrupters: + description: Maximum number of interrupters to allocate + $ref: /schemas/types.yaml#/definitions/uint16 + minimum: 1 + maximum: 1024 + additionalProperties: true examples: