From 462a088c474832b19ff2730de1e6bea66d399c23 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= Date: Sat, 15 Oct 2022 23:01:29 +0200 Subject: Add Turris kernel (includes patches from OpenWrt) --- ...eplace-pci_ioremap_io-usage-by-devm_pci_r.patch | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 pkgs/patches-linux-5.15/0001-PCI-mvebu-Replace-pci_ioremap_io-usage-by-devm_pci_r.patch (limited to 'pkgs/patches-linux-5.15/0001-PCI-mvebu-Replace-pci_ioremap_io-usage-by-devm_pci_r.patch') diff --git a/pkgs/patches-linux-5.15/0001-PCI-mvebu-Replace-pci_ioremap_io-usage-by-devm_pci_r.patch b/pkgs/patches-linux-5.15/0001-PCI-mvebu-Replace-pci_ioremap_io-usage-by-devm_pci_r.patch new file mode 100644 index 0000000..abe0360 --- /dev/null +++ b/pkgs/patches-linux-5.15/0001-PCI-mvebu-Replace-pci_ioremap_io-usage-by-devm_pci_r.patch @@ -0,0 +1,62 @@ +From 42b54ca7612af1051a744abf00fdd5a04bccb627 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Pali=20Roh=C3=A1r?= +Date: Tue, 23 Nov 2021 12:22:59 +0100 +Subject: [PATCH 01/90] PCI: mvebu: Replace pci_ioremap_io() usage by + devm_pci_remap_iospace() +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Now when ARM architecture code also provides standard PCI core function +pci_remap_iospace(), use its devm_pci_remap_iospace() variant in +pci-mvebu.c driver instead of old ARM-specific pci_ioremap_io() function. + +Call devm_pci_remap_iospace() before adding IO resource to host bridge +structure, at the place where it should be. + +Signed-off-by: Pali Rohár +--- + drivers/pci/controller/pci-mvebu.c | 13 ++++--------- + 1 file changed, 4 insertions(+), 9 deletions(-) + +diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c +index 2a3bf82aa4e2..12661311853b 100644 +--- a/drivers/pci/controller/pci-mvebu.c ++++ b/drivers/pci/controller/pci-mvebu.c +@@ -1082,6 +1082,10 @@ static int mvebu_pcie_parse_request_resources(struct mvebu_pcie *pcie) + resource_size(&pcie->io) - 1); + pcie->realio.name = "PCI I/O"; + ++ ret = devm_pci_remap_iospace(dev, &pcie->realio, pcie->io.start); ++ if (ret) ++ return ret; ++ + pci_add_resource(&bridge->windows, &pcie->realio); + ret = devm_request_resource(dev, &ioport_resource, &pcie->realio); + if (ret) +@@ -1100,7 +1104,6 @@ static int mvebu_pcie_parse_request_resources(struct mvebu_pcie *pcie) + */ + static int mvebu_pci_host_probe(struct pci_host_bridge *bridge) + { +- struct mvebu_pcie *pcie; + struct pci_bus *bus, *child; + int ret; + +@@ -1110,14 +1113,6 @@ static int mvebu_pci_host_probe(struct pci_host_bridge *bridge) + return ret; + } + +- pcie = pci_host_bridge_priv(bridge); +- if (resource_size(&pcie->io) != 0) { +- unsigned int i; +- +- for (i = 0; i < resource_size(&pcie->realio); i += SZ_64K) +- pci_ioremap_io(i, pcie->io.start + i); +- } +- + bus = bridge->bus; + + /* +-- +2.34.1 + -- cgit v1.2.3