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Wed, 21 Oct 2026 06:42:58 -0700 (PDT) Received: from juillet.box.freepro.com ([2a05:6e02:1041:c10:297a:d3e4:3ba8:fbfd]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4a1fb845dc2sm73536425e9.8.2026.10.21.06.42.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Oct 2026 06:42:56 -0700 (PDT) From: Daniel Lezcano To: rafael@kernel.org, daniel.lezcano@oss.qualcomm.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: rui.zhang@intel.com, lukasz.luba@arm.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] thermal: Share THERMAL_NO_LIMIT between kernel and DT bindings Date: Wed, 21 Oct 2026 15:42:43 +0200 Message-ID: <20261021134243.35103-1-daniel.lezcano@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: Gvmn1BPC9xa8jTPSqRwuohqJ-MG4Ls76 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDIxMDA1NCBTYWx0ZWRfX1mlbdSKh2WmE Kuv23D1pQsdsVJEYXD2cW72Ds1scL93lX8zhuHQAov2zev++Xodl+uG5ODs77RCzc2PXV/7QK/o jM3QDnogKG9tSENXWMrfO0SYAEAu4idSLWLxOhH26J0BBC2uwnateftvw4O3GN5AnK0UQf8ssdi vqTwteZTv9reROZFITJtoD/zAnJubdYZLuyE8ILSpYsdDL8ruac6Czv/CDT9hdxFuiBz4qUem/T escZsreCaPeEsDGhkkKm7hVOvIAC/vQ7/uw+kGf3u+sHPBuxUrvXKnEahUz5avX5b1Mh/sJ66dj NK8Z9x96x4EQ7NLBLLK1vg6selBYu3HXUFvkW5bTxCNgr7Gjz2ulYZ5jk7cu8Vi1QY/S0IHXVLe v38+koaKEETMja8aWT8XF+8cmF5Iz0JIzRkviiddzJKQN68umQoOOHZhMOx5fsXgCNrRixzWDry c+uBQObDT11ikNh0NYA== X-Proofpoint-Spam-Info: AW1haW4tMjYxMDIxMDA1NCBTYWx0ZWRfX/oibZdCEXay8 q1nJGg9cNhFNbh7vwy47k0YQX1O/+v8YNkAyEGMnLQqC8cX930KgvncTnwcmDk4OEgWoNOTl9dG bXOw5m9Na/bSq/JhwxwY6yQYtZmGa1A= X-Proofpoint-ORIG-GUID: Gvmn1BPC9xa8jTPSqRwuohqJ-MG4Ls76 X-Authority-Analysis: v=2.4 cv=IPaXmQvG c=1 sm=1 tr=0 ts=6ad8c164 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=xqWC_Br6kY4A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=DIsPBAb7muRbsDREbf0A:9 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-10-21_03,2026-10-21_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 malwarescore=0 phishscore=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 spamscore=0 priorityscore=1501 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610210054 THERMAL_NO_LIMIT is defined separately in the thermal core and the DT bindings, using different expressions for the same no-limit sentinel. Define it as 0xffffffff in the DT bindings header and include that header from linux/thermal.h. Remove the duplicate kernel definition so both interfaces use the same unsigned 32-bit value while preserving the existing DT encoding. Signed-off-by: Daniel Lezcano --- include/dt-bindings/thermal/thermal.h | 2 +- include/linux/thermal.h | 5 ++--- 2 files changed, 3 insertions(+), 4 deletions(-) diff --git a/include/dt-bindings/thermal/thermal.h b/include/dt-bindings/thermal/thermal.h index bc7babb1a67c..018f75febb9f 100644 --- a/include/dt-bindings/thermal/thermal.h +++ b/include/dt-bindings/thermal/thermal.h @@ -10,7 +10,7 @@ #define _DT_BINDINGS_THERMAL_THERMAL_H /* On cooling devices upper and lower limits */ -#define THERMAL_NO_LIMIT (~0) +#define THERMAL_NO_LIMIT 0xffffffff /* ~0U */ #endif diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 083b4f533933..a6f635f0e1f8 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -17,12 +17,11 @@ #include #include +#include + /* invalid cooling state */ #define THERMAL_CSTATE_INVALID -1UL -/* No upper/lower limit requirement */ -#define THERMAL_NO_LIMIT ((u32)~0) - /* Default weight of a bound cooling device */ #define THERMAL_WEIGHT_DEFAULT 0 -- 2.53.0