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Fri, 03 Jul 2026 12:43:49 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-30f290b6bc2sm10065845eec.27.2026.07.03.12.43.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Jul 2026 12:43:49 -0700 (PDT) From: Mukesh Ojha To: Bjorn Andersson , Konrad Dybcio , Liviu Dudau , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Joel Stanley , Andrew Jeffery , Paul Cercueil , Anitha Chrisanthus , Paul Kocialkowski , Linus Walleij , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Alexey Brodkin , Laurent Pinchart , Tomi Valkeinen , Michal Simek , Daniel Scally , Jacopo Mondi , Mauro Carvalho Chehab , Eddie James , Tiffany Lin , Andrew-CT Chen , Yunfei Dong , Minghsiu Tsai , Houlong Wei , Matthias Brugger , AngeloGioacchino Del Regno , Joseph Liu , Marvin Lin , Dmitry Osipenko , Krzysztof Kozlowski , Thierry Reding , Jonathan Hunter , Srinivas Kandagatla , Arnd Bergmann , Greg Kroah-Hartman , Ge Gordon , Adrian Hunter , Ulf Hansson , Rob Herring , Saravana Kannan , Mathieu Poirier , Jaroslav Kysela , Takashi Iwai , Shengjiu Wang , Xiubo Li , Liam Girdwood , Mark Brown , Frank Li , Sascha Hauer , Peter Ujfalusi , Bard Liao , Daniel Baluta , Orson Zhai , Baolin Wang , Peter Chen , Fugang Duan Cc: Ekansh Gupta , BST Linux Kernel Upstream Group , Fabio Estevam , Nicolin Chen , Pengutronix Kernel Team , Kai Vehmanen , Pierre-Louis Bossart , Vijendar Mukunda , Chunyan Zhang , CIX Linux Kernel Upstream Group , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-media@vger.kernel.org, openbmc@lists.ozlabs.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, linux-tegra@vger.kernel.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-staging@lists.linux.dev, linux-sound@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, imx@lists.linux.dev, sound-open-firmware@alsa-project.org, Mukesh Ojha Subject: [PATCH 11/42] remoteproc: mtk_scp: Use devm_of_reserved_mem_device_init() Date: Sat, 4 Jul 2026 01:08:24 +0530 Message-ID: <20260703193855.110619-12-mukesh.ojha@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260703193855.110619-1-mukesh.ojha@oss.qualcomm.com> References: <20260703193855.110619-1-mukesh.ojha@oss.qualcomm.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzAzMDE5OSBTYWx0ZWRfX3CoZQ6os4ulh NLckozIxRminResSh5rfUn71Mju+ued8SpJ+Xgo8UDrg2VT+ZeX524wpFC5wrjyh3RT2H+I+HXq Hc6ijHyOwTkABYcZbF43xJfkOZ2HfdZCds3TMFc/C0vbES99flAEBpNdi+0HNMSgcZlv1IADhQE jGoxF8lYa1nWszr5WTYOBinLV+pEXN+dmtnNhr5z5f8SPhVa1fgEejC6PNTWENDVapMdNo7egLx bh1JNt69hv83vOpCas7nDywV9ZqJ+YRIlTN1x74yO5P7G7VVJrb0YJTtq/PmXtFW1PQopCPI1Dv f70GZEK2K7lIhUkjoghnjjncNrj//QDcehyq9Gt43L5vz5sKflGL9rWm5LUKP+szpU8Ex0nOcTz uOwKnvfWUDPnw2YiYShGiByuYRUq88FFocPxyzaW+x1KpVsd/0+XpTcTf3tFKPtTijylaF93Of3 Ji2+dRiNGLuPz2Mc1+w== X-Proofpoint-ORIG-GUID: EbN8r-rxSsY74lEFEuw2W__M5UVSY8Tw X-Authority-Analysis: v=2.4 cv=cc3iaHDM c=1 sm=1 tr=0 ts=6a4810f7 cx=c_pps a=rz3CxIlbcmazkYymdCej/Q==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=PC9_zsTzMDnykp_yU_MA:9 a=bFCP_H2QrGi7Okbo017w:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzAzMDE5OSBTYWx0ZWRfX7GntAHvBbnUV 9qGmd55AJRUPgYgpNUqet1HTqzIgDz4dxER0h0t38i7sTYsei3wOJcbcrFu90769epOp6g9nvPN I99s0nTouQflbRqXbSfGcKpDMJUOYZY= X-Proofpoint-GUID: EbN8r-rxSsY74lEFEuw2W__M5UVSY8Tw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-07-03_03,2026-07-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 adultscore=0 bulkscore=0 priorityscore=1501 phishscore=0 spamscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607030199 Switch to devm_of_reserved_mem_device_init() so the reserved memory region is released automatically when the device is unbound. Remove the explicit of_reserved_mem_device_release() call from scp_unmap_memory_region(). The DMA coherent buffer is still freed explicitly there before devres releases the reserved memory region, preserving the correct teardown order. Signed-off-by: Mukesh Ojha --- drivers/remoteproc/mtk_scp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index 85a74c9ec521..a4387649ad7f 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -1027,7 +1027,7 @@ static int scp_map_memory_region(struct mtk_scp *scp) int ret; const struct mtk_scp_sizes_data *scp_sizes; - ret = of_reserved_mem_device_init(scp->dev); + ret = devm_of_reserved_mem_device_init(scp->dev); /* reserved memory is optional. */ if (ret == -ENODEV) { @@ -1060,7 +1060,6 @@ static void scp_unmap_memory_region(struct mtk_scp *scp) dma_free_coherent(scp->dev, scp_sizes->max_dram_size, scp->cpu_addr, scp->dma_addr); - of_reserved_mem_device_release(scp->dev); } static int scp_register_ipi(struct platform_device *pdev, u32 id, -- 2.53.0