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Wed, 02 Sep 2026 13:17:50 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-33256414c60sm497205eec.24.2026.09.02.13.17.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Sep 2026 13:17:50 -0700 (PDT) From: Mukesh Ojha To: 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 Cc: Ryan Chen , Billy Tsai , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-sunxi@lists.linux.dev, Mukesh Ojha Subject: [PATCH v2 7/11] drm: kmb: Use devm_of_reserved_mem_device_init() Date: Thu, 3 Sep 2026 01:46:36 +0530 Message-ID: <20260902201640.2024648-8-mukesh.ojha@oss.qualcomm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260902201640.2024648-1-mukesh.ojha@oss.qualcomm.com> References: <20260902201640.2024648-1-mukesh.ojha@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=UZthjqSN c=1 sm=1 tr=0 ts=6a988470 cx=c_pps a=oF/VQ+ItUULfLr/lQ2/icg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=EUspDBNiAAAA:8 a=WgoW8aVLYYFOpEymBdMA:9 a=3WC7DwWrALyhR5TkjVHa:22 X-Proofpoint-GUID: _B723cUtG5e9EGRIqqNCtWbYQzkpTdFA X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAyMDE3OSBTYWx0ZWRfX+ocyif+f74M6 qSqBaAJSV9DGnZ+BRcV1wDOqfsqUDHlXJG8rY2JqJV+p59qBXPF/N4jycYB28dx5+iGkuu60AbI 5D9axTIPcy2MffHlq4YU1z6BhQl9Z0k= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAyMDE3OSBTYWx0ZWRfX//59aniSxMYv jTZdeCF8GmgUkoZz8G4i24ZjJWq48hLmw4B7AEhLKg7zPt37gDhhgKh40hiVrkEe5EfM4Lu+bdt b4vhQXhEX1W4e5M9gSOnp/1HVcyuT70FQSIBCjfKQpOdED3xrEnhsciZBANZqfsCR4nLtzTRT1x BC1VZ7n/UTOjJbmhdpY1qq3UmNipyKr5C5rse2WBbsi0WvI2F+K1q5Dog+FJ4fubxsFzl+98zqt QlYUlCmmjgpXNFZeMss1PuSDoIS9kYo+/BAQ5usX80BeBs5VnOxv0nXsy4BXysFMXlCCusTVYXL qTdzedvvb7rWAuqqv7HqlnQyjHFYTzMRBmxqEYt14SADfu8g1ERMFRJT/y+RPGbosOp7IX2r2V1 g1qlQiJVaXb2spz5KBzvlSMVkIJchtsRUqSjKDeCt7IcvdfJJRq+gJ8QsoTLLFv0Oml6X/kddQI AoslzUD7MdEQ9BHGeiA== X-Proofpoint-ORIG-GUID: _B723cUtG5e9EGRIqqNCtWbYQzkpTdFA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-02_05,2026-09-02_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 impostorscore=0 adultscore=0 malwarescore=0 lowpriorityscore=0 spamscore=0 clxscore=1015 phishscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609020179 Use the devres-managed devm_of_reserved_mem_device_init() instead of the manual of_reserved_mem_device_init()/of_reserved_mem_device_release() pair, letting the device resource manager handle cleanup automatically. Also simplify the IRQ error path since the release before init was a no-op. Signed-off-by: Mukesh Ojha --- drivers/gpu/drm/kmb/kmb_drv.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/kmb/kmb_drv.c b/drivers/gpu/drm/kmb/kmb_drv.c index 7c2eb1152fc2..88fe377940f3 100644 --- a/drivers/gpu/drm/kmb/kmb_drv.c +++ b/drivers/gpu/drm/kmb/kmb_drv.c @@ -140,13 +140,12 @@ static int kmb_hw_init(struct drm_device *drm, unsigned long flags) /* Allocate LCD interrupt resources */ irq_lcd = platform_get_irq(pdev, 0); if (irq_lcd < 0) { - ret = irq_lcd; drm_err(&kmb->drm, "irq_lcd not found"); - goto setup_fail; + return irq_lcd; } /* Get the optional framebuffer memory resource */ - ret = of_reserved_mem_device_init(drm->dev); + ret = devm_of_reserved_mem_device_init(drm->dev); if (ret && ret != -ENODEV) return ret; @@ -155,11 +154,6 @@ static int kmb_hw_init(struct drm_device *drm, unsigned long flags) kmb->irq_lcd = irq_lcd; return 0; - - setup_fail: - of_reserved_mem_device_release(drm->dev); - - return ret; } static const struct drm_mode_config_funcs kmb_mode_config_funcs = { @@ -465,8 +459,6 @@ static void kmb_remove(struct platform_device *pdev) pm_runtime_put_sync(drm->dev); pm_runtime_disable(drm->dev); - of_reserved_mem_device_release(drm->dev); - /* Release clks */ kmb_display_clk_disable(kmb); -- 2.55.0