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Thu, 24 Sep 2020 11:11:05 +0000 Date: Thu, 24 Sep 2020 19:07:13 +0800 From: Jisheng Zhang To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Rob Herring , Bjorn Helgaas , Jingoo Han , Kukjin Kim , Krzysztof Kozlowski , Richard Zhu , Lucas Stach , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Yue Wang , Kevin Hilman , Neil Armstrong , Jerome Brunet , Martin Blumenstingl , Jesper Nilsson , Gustavo Pimentel , Xiaowei Song , Binghui Wang , Andy Gross , Bjorn Andersson , Stanimir Varbanov , Pratyush Anand , Thierry Reding , Jonathan Hunter , Kunihiko Hayashi , Masahiro Yamada Cc: linux-omap@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@axis.com, linux-arm-msm@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 4/5] PCI: dwc: Skip PCIE_MSI_INTR0* programming if MSI is disabled Message-ID: <20200924190713.74e0afd6@xhacker.debian> In-Reply-To: <20200924190421.549cb8fc@xhacker.debian> References: <20200924190421.549cb8fc@xhacker.debian> X-Mailer: Claws Mail 3.17.6 (GTK+ 2.24.32; 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Signed-off-by: Jisheng Zhang Acked-by: Gustavo Pimentel --- drivers/pci/controller/dwc/pcie-designware-host.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index d2de8bc5db91..7a8adf597803 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -641,7 +641,7 @@ void dw_pcie_setup_rc(struct pcie_port *pp) dw_pcie_setup(pci); - if (!pp->ops->msi_host_init) { + if (pci_msi_enabled() && !pp->ops->msi_host_init) { num_ctrls = pp->num_vectors / MAX_MSI_IRQS_PER_CTRL; /* Initialize IRQ Status array */