From nobody Fri Oct 3 19:08:05 2025 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.4]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E44E72E2DFB; Tue, 26 Aug 2025 17:03:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756227839; cv=none; b=YZUOJV+2kOrv5jOREd2wvK5aDN0mPDSLm2TaCM58E8WBXt8StGYdtEBFmfezD7OzvRUGF5OnrZ5JfOOud9lXSPkzoA69D/5uGv5pFzmL674tv0RtPPMaQSCF+G9it/RS7NYreRwdDF4vY4Ao74wsHT6bQowsDxTSfTSDRcq0HsQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756227839; c=relaxed/simple; bh=8SeQr4D4EiGpfposJmSR0Ueorh7PiGNe8AHplaaSQBw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=ASHbcoXZ6kWqDni6TjcUny7Feh3C8ZK20GspOVNE5uFRKrSPjC7y+tjBI2L9M99N7LdvbUFS6TaWIzPIyIdDHUfYkSWrNNwKN91z4KGnGnpwuuBEZxT8ZeGvTsYrQsaoXM6MloXGmr0JR7NDg/anfWN+pApcgQ7B77QNXtFO2xU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=JyKHiyez; arc=none smtp.client-ip=220.197.31.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="JyKHiyez" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=fI Ms65ZBsalDj93zvT/al+hRSFG0BgGv7ziNOHFxRQ4=; b=JyKHiyezTBkyMrWUer a540WorBsVP9ri5h10uj7VGqLQn6PYu0795qsY5AiiY0LRVw6qwpoY5SqNL4jMkM VGFoNnBR3w2wkJC7DPuvDiAiODY4Uwl1w9xrGp3CQ/mJRkclH/9ldAHcoXan8dSu gh1ITapaIEKu/WnL00IpKfN3I= Received: from localhost.localdomain (unknown []) by gzga-smtp-mtada-g1-2 (Coremail) with SMTP id _____wAH5Svt6K1o9DIiEg--.25085S6; Wed, 27 Aug 2025 01:03:43 +0800 (CST) From: Hans Zhang <18255117159@163.com> To: bhelgaas@google.com, helgaas@kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Hans Zhang <18255117159@163.com> Subject: [PATCH v3 4/8] PCI: rcar-host: Add macro for speed change monitoring delay Date: Wed, 27 Aug 2025 01:03:11 +0800 Message-Id: <20250826170315.721551-5-18255117159@163.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250826170315.721551-1-18255117159@163.com> References: <20250826170315.721551-1-18255117159@163.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: _____wAH5Svt6K1o9DIiEg--.25085S6 X-Coremail-Antispam: 1Uf129KBjvdXoWrurW7WFy8WFyDZF15ur4rZrb_yoWfWrg_u3 4a9F4xCrZrCFyakFyjkw4aqr90ka4jqrnYgasYqas3ZFZrX34kJrs2vrWDZr1rCa15Ja4x t3Z8tr10kr47CjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7xRGfOzUUUUUU== X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/1tbiOgK1o2it5y8lJQABsi Content-Type: text/plain; charset="utf-8" Add RCAR_SPEED_CHANGE_CHECK_MS macro for speed change monitoring delay. Signed-off-by: Hans Zhang <18255117159@163.com> --- drivers/pci/controller/pcie-rcar-host.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/pcie-rcar-host.c b/drivers/pci/controll= er/pcie-rcar-host.c index fe288fd770c4..77f45637b0fe 100644 --- a/drivers/pci/controller/pcie-rcar-host.c +++ b/drivers/pci/controller/pcie-rcar-host.c @@ -34,6 +34,8 @@ =20 #include "pcie-rcar.h" =20 +#define RCAR_SPEED_CHANGE_CHECK_MS 1 + struct rcar_msi { DECLARE_BITMAP(used, INT_PCI_MSI_NR); struct irq_domain *domain; @@ -339,7 +341,7 @@ static void rcar_pcie_force_speedup(struct rcar_pcie *p= cie) goto done; } =20 - msleep(1); + msleep(RCAR_SPEED_CHANGE_CHECK_MS); } =20 dev_err(dev, "Speed change timed out\n"); --=20 2.25.1