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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84f459ba2b9sm714920b3a.48.2026.08.05.23.53.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Aug 2026 23:53:09 -0700 (PDT) From: phucduc.bui@gmail.com To: Peter Chen , Greg Kroah-Hartman , Frank Li , Sascha Hauer , Pengutronix Kernel Team , linux-usb@vger.kernel.org Cc: Fabio Estevam , imx@lists.linux.dev, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bui duc phuc Subject: [PATCH] usb: chipidea: ci_hdrc_imx: Propagate -EPROBE_DEFER from IRQ lookup Date: Thu, 6 Aug 2026 13:52:54 +0700 Message-ID: <20260806065254.28204-1-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: bui duc phuc Return -EPROBE_DEFER from platform_get_irq_optional() so the driver is re-probed when the interrupt resource becomes available instead of continuing probe without an IRQ. Signed-off-by: bui duc phuc --- drivers/usb/chipidea/ci_hdrc_imx.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index 56d2ba824a0b..f53d09e90010 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -525,6 +525,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) data->supports_runtime_pm = true; data->wakeup_irq = platform_get_irq_optional(pdev, 1); + if (data->wakeup_irq == -EPROBE_DEFER) + return -EPROBE_DEFER; if (data->wakeup_irq > 0) { irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s:wakeup", pdata.name); if (!irq_name) { -- 2.43.0