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| author |   Ryder Lee <ryder.lee@mediatek.com> | 2020-11-05 04:58:33 +0800 |
|---|---|---|
| committer |   Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2021-03-29 16:01:31 +0100 |
| commit | 31ec9c2746467a372b009940ce7b722055daaf6a (patch) | |
| tree | ece3935e4298d1e7240f6b3bb454bd364d0560cb /drivers/pci/controller | |
| parent | Linux 5.12-rc2 (diff) | |
| download | linux-dev-31ec9c2746467a372b009940ce7b722055daaf6a.tar.xz linux-dev-31ec9c2746467a372b009940ce7b722055daaf6a.zip | |
PCI: mediatek: Configure FC and FTS for functions other than 0
"PCI_FUNC(port->slot << 3)" is always 0, so previously
mtk_pcie_startup_port() only configured FC credits and FTs for function
0.
Compute "func" correctly so we also configure functions other than
0. This affects MT2701 and MT7623.
Link: https://lore.kernel.org/r/c529dbfc066f4bda9b87edbdbf771f207e69b84e.1604510053.git.ryder.lee@mediatek.com
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Krzysztof Wilczyński <kw@linux.com>
Diffstat (limited to 'drivers/pci/controller')
| -rw-r--r-- | drivers/pci/controller/pcie-mediatek.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c index 23548b517e4b..8af04848e0f9 100644 --- a/drivers/pci/controller/pcie-mediatek.c +++ b/drivers/pci/controller/pcie-mediatek.c @@ -760,7 +760,7 @@ static struct pci_ops mtk_pcie_ops = { static int mtk_pcie_startup_port(struct mtk_pcie_port *port) { struct mtk_pcie *pcie = port->pcie; - u32 func = PCI_FUNC(port->slot << 3); + u32 func = PCI_FUNC(port->slot); u32 slot = PCI_SLOT(port->slot << 3); u32 val; int err; |