From: Rob Herring <robh@kernel.org> To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: linux-pci@vger.kernel.org, Andy Gross <agross@kernel.org>, Binghui Wang <wangbinghui@hisilicon.com>, Bjorn Andersson <bjorn.andersson@linaro.org>, Bjorn Helgaas <bhelgaas@google.com>, Fabio Estevam <festevam@gmail.com>, Gustavo Pimentel <gustavo.pimentel@synopsys.com>, Jerome Brunet <jbrunet@baylibre.com>, Jesper Nilsson <jesper.nilsson@axis.com>, Jingoo Han <jingoohan1@gmail.com>, Jonathan Chocron <jonnyc@amazon.com>, Jonathan Hunter <jonathanh@nvidia.com>, Kevin Hilman <khilman@baylibre.com>, Kishon Vijay Abraham I <kishon@ti.com>, Krzysztof Kozlowski <krzk@kernel.org>, Kukjin Kim <kgene@kernel.org>, Kunihiko Hayashi <hayashi.kunihiko@socionext.com>, linux-amlogic@lists.infradead.org, linux-arm-kernel@axis.com, linux-arm-msm@vger.kernel.org, linux-omap@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, Lucas Stach <l.stach@pengutronix.de>, Martin Blumenstingl <martin.blumenstingl@googlemail.com>, Masahiro Yamada <yamada.masahiro@socionext.com>, Minghuan Lian <minghuan.Lian@nxp.com>, Mingkai Hu <mingkai.hu@nxp.com>, Murali Karicheri <m-karicheri2@ti.com>, Neil Armstrong <narmstrong@baylibre.com>, NXP Linux Team <linux-imx@nxp.com>, Pengutronix Kernel Team <kernel@pengutronix.de>, Pratyush Anand <pratyush.anand@gmail.com>, Richard Zhu <hongxing.zhu@nxp.com>, Roy Zang <roy.zang@nxp.com>, Sascha Hauer <s.hauer@pengutronix.de>, Shawn Guo <shawnguo@kernel.org>, Stanimir Varbanov <svarbanov@mm-sol.com>, Thierry Reding <thierry.reding@gmail.com>, Thomas Petazzoni <thomas.petazzoni@bootlin.com>, Xiaowei Song <songxiaowei@hisilicon.com>, Yue Wang <yue.wang@Amlogic.com> Subject: [PATCH 01/13] PCI: dwc/imx6: Drop setting PCI_MSI_FLAGS_ENABLE Date: Wed, 28 Oct 2020 15:46:34 -0500 Message-ID: <20201028204646.356535-2-robh@kernel.org> (raw) In-Reply-To: <20201028204646.356535-1-robh@kernel.org> No other host driver sets the PCI_MSI_FLAGS_ENABLE bit, so it must not be necessary. If it is, a comment is needed. Cc: Richard Zhu <hongxing.zhu@nxp.com> Cc: Lucas Stach <l.stach@pengutronix.de> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Pengutronix Kernel Team <kernel@pengutronix.de> Cc: Fabio Estevam <festevam@gmail.com> Cc: NXP Linux Team <linux-imx@nxp.com> Signed-off-by: Rob Herring <robh@kernel.org> --- drivers/pci/controller/dwc/pci-imx6.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 5cf1ef12fb9b..7dd137d62dca 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -1002,7 +1002,6 @@ static int imx6_pcie_probe(struct platform_device *pdev) struct resource *dbi_base; struct device_node *node = dev->of_node; int ret; - u16 val; imx6_pcie = devm_kzalloc(dev, sizeof(*imx6_pcie), GFP_KERNEL); if (!imx6_pcie) @@ -1167,13 +1166,6 @@ static int imx6_pcie_probe(struct platform_device *pdev) if (ret < 0) return ret; - if (pci_msi_enabled()) { - u8 offset = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI); - val = dw_pcie_readw_dbi(pci, offset + PCI_MSI_FLAGS); - val |= PCI_MSI_FLAGS_ENABLE; - dw_pcie_writew_dbi(pci, offset + PCI_MSI_FLAGS, val); - } - return 0; } -- 2.25.1
next prev parent reply index Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-28 20:46 [PATCH 00/13] PCI: dwc: Another round of clean-ups Rob Herring 2020-10-28 20:46 ` Rob Herring [this message] 2020-10-29 0:21 ` [PATCH 01/13] PCI: dwc/imx6: Drop setting PCI_MSI_FLAGS_ENABLE Michael Ellerman 2020-10-29 13:01 ` Rob Herring 2020-10-28 20:46 ` [PATCH 02/13] PCI: dwc/intel-gw: Move ATU offset out of driver match data Rob Herring 2020-10-28 20:46 ` [PATCH 03/13] PCI: dwc: Move "dbi", "dbi2", and "addr_space" resource setup into common code Rob Herring 2020-10-29 22:09 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 04/13] PCI: dwc/intel-gw: Remove some unneeded function wrappers Rob Herring 2020-10-28 20:46 ` [PATCH 05/13] PCI: dwc: Ensure all outbound ATU windows are reset Rob Herring 2020-10-29 22:12 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 06/13] PCI: dwc/dra7xx: Use the common MSI irq_chip Rob Herring 2020-10-28 20:46 ` [PATCH 07/13] PCI: dwc: Drop the .set_num_vectors() host op Rob Herring 2020-10-29 22:15 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 08/13] PCI: dwc: Move MSI interrupt setup into DWC common code Rob Herring 2020-10-29 22:18 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 09/13] PCI: dwc: Rework MSI initialization Rob Herring 2020-10-29 22:20 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 10/13] PCI: dwc: Move link handling into common code Rob Herring 2020-10-29 22:24 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 11/13] PCI: dwc: Move dw_pcie_msi_init() into core Rob Herring 2020-10-29 22:26 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 12/13] PCI: dwc: Move dw_pcie_setup_rc() to DWC common code Rob Herring 2020-10-29 22:29 ` Jingoo Han 2020-10-28 20:46 ` [PATCH 13/13] PCI: dwc: Remove unnecessary wrappers around dw_pcie_host_init() Rob Herring
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20201028204646.356535-2-robh@kernel.org \ --to=robh@kernel.org \ --cc=agross@kernel.org \ --cc=bhelgaas@google.com \ --cc=bjorn.andersson@linaro.org \ --cc=festevam@gmail.com \ --cc=gustavo.pimentel@synopsys.com \ --cc=hayashi.kunihiko@socionext.com \ --cc=hongxing.zhu@nxp.com \ --cc=jbrunet@baylibre.com \ --cc=jesper.nilsson@axis.com \ --cc=jingoohan1@gmail.com \ --cc=jonathanh@nvidia.com \ --cc=jonnyc@amazon.com \ --cc=kernel@pengutronix.de \ --cc=kgene@kernel.org \ --cc=khilman@baylibre.com \ --cc=kishon@ti.com \ --cc=krzk@kernel.org \ --cc=l.stach@pengutronix.de \ --cc=linux-amlogic@lists.infradead.org \ --cc=linux-arm-kernel@axis.com \ --cc=linux-arm-msm@vger.kernel.org \ --cc=linux-imx@nxp.com \ --cc=linux-omap@vger.kernel.org \ --cc=linux-pci@vger.kernel.org \ --cc=linux-samsung-soc@vger.kernel.org \ --cc=linux-tegra@vger.kernel.org \ --cc=linuxppc-dev@lists.ozlabs.org \ --cc=lorenzo.pieralisi@arm.com \ --cc=m-karicheri2@ti.com \ --cc=martin.blumenstingl@googlemail.com \ --cc=minghuan.Lian@nxp.com \ --cc=mingkai.hu@nxp.com \ --cc=narmstrong@baylibre.com \ --cc=pratyush.anand@gmail.com \ --cc=roy.zang@nxp.com \ --cc=s.hauer@pengutronix.de \ --cc=shawnguo@kernel.org \ --cc=songxiaowei@hisilicon.com \ --cc=svarbanov@mm-sol.com \ --cc=thierry.reding@gmail.com \ --cc=thomas.petazzoni@bootlin.com \ --cc=wangbinghui@hisilicon.com \ --cc=yamada.masahiro@socionext.com \ --cc=yue.wang@Amlogic.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: link
Linux-PCI Archive on lore.kernel.org Archives are clonable: git clone --mirror https://lore.kernel.org/linux-pci/0 linux-pci/git/0.git # If you have public-inbox 1.1+ installed, you may # initialize and index your mirror using the following commands: public-inbox-init -V2 linux-pci linux-pci/ https://lore.kernel.org/linux-pci \ linux-pci@vger.kernel.org public-inbox-index linux-pci Example config snippet for mirrors Newsgroup available over NNTP: nntp://nntp.lore.kernel.org/org.kernel.vger.linux-pci AGPL code for this site: git clone https://public-inbox.org/public-inbox.git