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Wed, 29 Apr 2026 09:14:48 -0700 (PDT) Received: from mai.box.freepro.com ([2a05:6e02:1041:c10:ae20:597c:99b8:d161]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48a81ed659dsm2438525e9.2.2026.04.29.09.14.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Apr 2026 09:14:47 -0700 (PDT) From: Daniel Lezcano To: rafael@kernel.org, daniel.lezcano@kernel.org Cc: gaurav.kohli@oss.qualcomm.com, Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lucas Stach , Russell King , Christian Gmeiner , David Airlie , Simona Vetter , Guenter Roeck , Joel Stanley , Andrew Jeffery , =?UTF-8?q?Thomas=20Wei=C3=9Fschuh?= , Benson Leung , =?UTF-8?q?Pali=20Roh=C3=A1r?= , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Heiko Stuebner , Thierry Reding , Jonathan Hunter , Bjorn Andersson , Konrad Dybcio , Amit Daniel Kachhap , Viresh Kumar , Neil Armstrong , Amit Kucheria , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org Subject: [PATCH v3 05/11] thermal/core: Put of_node field cooling device structure under Kconfig option Date: Wed, 29 Apr 2026 18:14:18 +0200 Message-ID: <20260429161430.3802970-6-daniel.lezcano@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260429161430.3802970-1-daniel.lezcano@oss.qualcomm.com> References: <20260429161430.3802970-1-daniel.lezcano@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: 8bit X-Authority-Analysis: v=2.4 cv=arGCzyZV c=1 sm=1 tr=0 ts=69f22e79 cx=c_pps a=KB4UBwrhAZV1kjiGHFQexw==:117 a=xqWC_Br6kY4A:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=5aU8Z_IAf-MFAndoPNkA:9 a=o1xkdb1NAhiiM49bd1HK:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI5MDE2MiBTYWx0ZWRfX+tQfd99XUbIv UXFbE8GXxdhBLolhqHaijfiqYCEOgcKrSiazSfSty3WUe7Kg/VYq7n48VkMJtohzjhFI0kv5XjG SMqkIiEZHfnjaW3/FCA/iEeF4j5/5yHAYEDjA1jJ8/zvpOqUra/v0A/9EU0fPgam6H7Z1a7vDaY oMzVvsJ+r8v0hijYdP6i/KNHN1ewWdvxMYxdNOm3dZXz81dp3NL4qCXjAJJ6fjH5WCFpUDR+BDF JlHV5d+8U8f6mYCmLGWOVAGkNHfXG0ttip8YSpccd0tjya3IF3ES2uMdsjHLF4YXF2tF413XMFO dwJ0RJIoJCroysesCI5D2zq0oMhB3SAUnq0Y+Xhk8MFEpCDriBj1AMRdeBkYieQet6IoLA8oBlq Rkv3fopisY58VSSKrphpd+1CuPkA5im5IwU4qoYOwnDMInj2wZTWX+NYUHMeD4nGMZey0kaskOe +AWxU8936/PvHnKdaVw== X-Proofpoint-GUID: EkUBjVkRZLHNAus8Nzp0VdoZj6rmXqk9 X-Proofpoint-ORIG-GUID: EkUBjVkRZLHNAus8Nzp0VdoZj6rmXqk9 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=2026-04-29_01,2026-04-28_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 clxscore=1015 adultscore=0 impostorscore=0 spamscore=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604290162 The device node pointer in the cooling device structure is only needed by the thermal OF in order to bind a thermal zone with a cooling device. Now only the OF based drivers are using the thermal OF functions and do not call the function with a NULL device_node parameter as before. We can put this field under the CONFIG_THERMAL_OF condition and make it go away if the device tree is not used. Signed-off-by: Daniel Lezcano --- include/linux/thermal.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 50b43e328ab9..eff01fba0c81 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -125,7 +125,6 @@ struct thermal_cooling_device { const char *type; unsigned long max_state; struct device device; - struct device_node *np; void *devdata; void *stats; const struct thermal_cooling_device_ops *ops; @@ -133,6 +132,9 @@ struct thermal_cooling_device { struct mutex lock; /* protect thermal_instances list */ struct list_head thermal_instances; struct list_head node; +#ifdef CONFIG_THERMAL_OF + struct device_node *np; +#endif #ifdef CONFIG_THERMAL_DEBUGFS struct thermal_debugfs *debugfs; #endif -- 2.43.0