From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9D4302E611A; Wed, 11 Jun 2025 10:51:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749639112; cv=none; b=lRXi5vJtKwzhr7VAw2tPtfnbLd1PORbdVAuQeItOcwKEMvqijBf2lrypVfD9uTai6j417PUM0TQ3zzjw9282HYhceSNUPVYZBo+GmhyN12yAvrqENa5yvLSxkkRKZ9Ylq4j39pcss1kZF51JxY7imKEMIOcZFnuamTZJKjudsTA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749639112; c=relaxed/simple; bh=z0f/Wl+RIL7QWDaLPnNb/sYLDEt+cxVqTNutC/oQKZ8=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=HjhUoNKM9NoAQifBLVM4k1ha7VbJef48ML0HmKmJMeGzdPn+OWO/ffQwfsSKgkoBzcDhytxIuDUBtjcyk3At1Crizg7zxr/mhVl51NtH12NbkUW1gthIl6AsMeVj4ENSngI/x5X0cPeEIcZmOlLIUZQ/tQHT2MHo2cH4LsAvUVY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rNmCopHT; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rNmCopHT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D312BC4CEEE; Wed, 11 Jun 2025 10:51:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1749639112; bh=z0f/Wl+RIL7QWDaLPnNb/sYLDEt+cxVqTNutC/oQKZ8=; h=From:To:Cc:Subject:Date:From; b=rNmCopHTHN4je/LVKOBaApYhwDFxkotPQAy76zchHZCEZ2c/Prph0G1CfR7hCkpoZ lvnXKfkUZfarXm2zOY6F3DXBge++Ih5a4uHUr6pYySjdmDMYE0VXBOIQbKutFgbK+5 t4LemLolrVwRPQR+Ery6bhgFDjbz/RMBua/9JpQBIyLQw1gsuJR2cGlYHLJ9gXWocl TDKFmDTmXtsmSS5PyxkwrRP2Ok9LC+gE8znzFMVFRvTDxBfIiYuzjUe37T9gBnRBla d4u/+RGOqe9TfxmGy2HrXO2QPWQ5szxGbGuWFO466TPp6IteWh/ffnWXrIAszz85RB DSR5602ZZsKYw== From: Niklas Cassel To: Jingoo Han , Manivannan Sadhasivam , Lorenzo Pieralisi , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Heiko Stuebner , Niklas Cassel , Krishna chaitanya chundru Cc: Wilfred Mallawa , Damien Le Moal , Laszlo Fiat , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-arm-msm@vger.kernel.org Subject: [PATCH 0/4] PCI: dwc: Do not enumerate bus before endpoint devices are ready Date: Wed, 11 Jun 2025 12:51:41 +0200 Message-ID: <20250611105140.1639031-6-cassel@kernel.org> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1032; i=cassel@kernel.org; h=from:subject; bh=z0f/Wl+RIL7QWDaLPnNb/sYLDEt+cxVqTNutC/oQKZ8=; b=owGbwMvMwCV2MsVw8cxjvkWMp9WSGDI84/d8v9pfETT/yp57mUp7fxjsW6J4bssB9hdKjzTWR 9jxGLdP6ChlYRDjYpAVU2Tx/eGyv7jbfcpxxTs2MHNYmUCGMHBxCsBEhOUYGabv4/c+wnz8l8L/ HbM1DvyP52Sv0Lvwz/e0fP//hxNYNNkZGW5ulbV69i1ps5B1cLWNSOK+P3ySC1hFZ3xncDWIe3/ WmhkA X-Developer-Key: i=cassel@kernel.org; a=openpgp; fpr=5ADE635C0E631CBBD5BE065A352FE6582ED9B5DA Content-Transfer-Encoding: 8bit Hello all, The DWC PCIe controller driver currently does not follow the PCIe specification with regards to the delays after link training, before sending out configuration requests. This series fixes this. At the same time, PATCH 1/4 addresses a regression where a Plextor NVMe drive fails to be configured correctly. With this series, the Plextor NVMe drive works once again. Kind regards, Niklas Niklas Cassel (4): PCI: dw-rockchip: Do not enumerate bus before endpoint devices are ready PCI: qcom: Do not enumerate bus before endpoint devices are ready PCI: dwc: Ensure that dw_pcie_wait_for_link() waits 100 ms after link up PCI: dwc: Reduce LINK_WAIT_SLEEP_MS drivers/pci/controller/dwc/pcie-designware.c | 13 ++++++++++++- drivers/pci/controller/dwc/pcie-designware.h | 11 ++++++++--- drivers/pci/controller/dwc/pcie-dw-rockchip.c | 7 +++++++ drivers/pci/controller/dwc/pcie-qcom.c | 7 +++++++ 4 files changed, 34 insertions(+), 4 deletions(-) -- 2.49.0