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path: root/drivers/tty/serial/8250/8250_pci.c
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Diffstat (limited to 'drivers/tty/serial/8250/8250_pci.c')
-rw-r--r--drivers/tty/serial/8250/8250_pci.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index da2b0b0a183f..858dca865d6a 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1096,7 +1096,7 @@ static int kt_serial_setup(struct serial_private *priv,
const struct pciserial_board *board,
struct uart_port *port, int idx)
{
- port->flags |= UPF_IIR_ONCE;
+ port->flags |= UPF_BUG_THRE;
return skip_tx_en_setup(priv, board, port, idx);
}
@@ -1118,18 +1118,6 @@ pci_xr17c154_setup(struct serial_private *priv,
return pci_default_setup(priv, board, port, idx);
}
-static int try_enable_msi(struct pci_dev *dev)
-{
- /* use msi if available, but fallback to legacy otherwise */
- pci_enable_msi(dev);
- return 0;
-}
-
-static void disable_msi(struct pci_dev *dev)
-{
- pci_disable_msi(dev);
-}
-
#define PCI_VENDOR_ID_SBSMODULARIO 0x124B
#define PCI_SUBVENDOR_ID_SBSMODULARIO 0x124B
#define PCI_DEVICE_ID_OCTPRO 0x0001
@@ -1249,9 +1237,7 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.device = PCI_DEVICE_ID_INTEL_PATSBURG_KT,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
- .init = try_enable_msi,
.setup = kt_serial_setup,
- .exit = disable_msi,
},
/*
* ITE