diff options
Diffstat (limited to 'target/linux/mvebu/patches-4.14/522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch')
| -rw-r--r-- | target/linux/mvebu/patches-4.14/522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/target/linux/mvebu/patches-4.14/522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch b/target/linux/mvebu/patches-4.14/522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch deleted file mode 100644 index 0dead7d61d..0000000000 --- a/target/linux/mvebu/patches-4.14/522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch +++ /dev/null @@ -1,66 +0,0 @@ -From patchwork Thu Sep 28 12:58:32 2017 -Content-Type: text/plain; charset="utf-8" -MIME-Version: 1.0 -Content-Transfer-Encoding: 7bit -Subject: [v2, 1/7] PCI: aardvark: fix logic in PCI configuration read/write - functions -X-Patchwork-Submitter: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> -X-Patchwork-Id: 819586 -Message-Id: <20170928125838.11887-2-thomas.petazzoni@free-electrons.com> -To: Bjorn Helgaas <bhelgaas@google.com>, linux-pci@vger.kernel.org -Cc: Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>, - Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>, Gregory Clement - <gregory.clement@free-electrons.com>, - Nadav Haklai <nadavh@marvell.com>, Hanna Hawa <hannah@marvell.com>, - Yehuda Yitschak <yehuday@marvell.com>, - linux-arm-kernel@lists.infradead.org, Antoine Tenart - <antoine.tenart@free-electrons.com>, =?utf-8?q?Miqu=C3=A8l_Raynal?= - <miquel.raynal@free-electrons.com>, Victor Gu <xigu@marvell.com>, - stable@vger.kernel.org, Thomas Petazzoni - <thomas.petazzoni@free-electrons.com> -Date: Thu, 28 Sep 2017 14:58:32 +0200 -From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> -List-Id: <linux-pci.vger.kernel.org> - -From: Victor Gu <xigu@marvell.com> - -The PCI configuration space read/write functions were special casing -the situation where PCI_SLOT(devfn) != 0, and returned -PCIBIOS_DEVICE_NOT_FOUND in this case. - -However, will this is what is intended for the root bus, it is not -intended for the child busses, as it prevents discovering devices with -PCI_SLOT(x) != 0. Therefore, we return PCIBIOS_DEVICE_NOT_FOUND only -if we're on the root bus. - -Fixes: 8c39d710363c1 ("PCI: aardvark: Add Aardvark PCI host controller driver") -Cc: <stable@vger.kernel.org> -Signed-off-by: Victor Gu <xigu@marvell.com> -Reviewed-by: Wilson Ding <dingwei@marvell.com> -Reviewed-by: Nadav Haklai <nadavh@marvell.com> -[Thomas: tweak commit log.] -Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> ---- - drivers/pci/host/pci-aardvark.c | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - ---- a/drivers/pci/host/pci-aardvark.c -+++ b/drivers/pci/host/pci-aardvark.c -@@ -440,7 +440,7 @@ static int advk_pcie_rd_conf(struct pci_ - u32 reg; - int ret; - -- if (PCI_SLOT(devfn) != 0) { -+ if ((bus->number == pcie->root_bus_nr) && (PCI_SLOT(devfn) != 0)) { - *val = 0xffffffff; - return PCIBIOS_DEVICE_NOT_FOUND; - } -@@ -494,7 +494,7 @@ static int advk_pcie_wr_conf(struct pci_ - int offset; - int ret; - -- if (PCI_SLOT(devfn) != 0) -+ if ((bus->number == pcie->root_bus_nr) && (PCI_SLOT(devfn) != 0)) - return PCIBIOS_DEVICE_NOT_FOUND; - - if (where % size) |