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make allmodconfig && make W=1 C=1 reports: WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/serial/8250/8250_base.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/serial/8250/8250_pxa.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/serial/8250/serial_cs.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/serial/esp32_uart.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/serial/esp32_acm.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/serial/owl-uart.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/n_hdlc.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/n_gsm.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/ttynull.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/tty/goldfish.o Add all missing invocations of the MODULE_DESCRIPTION() macro. Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com> Link: https://lore.kernel.org/r/20240607-md-drivers-tty-v1-1-50a7efb8bed8@quicinc.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* 8250 PCI library.
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*
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* Copyright (C) 2001 Russell King, All Rights Reserved.
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*/
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#include <linux/errno.h>
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#include <linux/ioport.h>
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#include <linux/pci.h>
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#include <linux/types.h>
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#include "8250.h"
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#include "8250_pcilib.h"
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int serial8250_pci_setup_port(struct pci_dev *dev, struct uart_8250_port *port,
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u8 bar, unsigned int offset, int regshift)
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{
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if (bar >= PCI_STD_NUM_BARS)
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return -EINVAL;
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if (pci_resource_flags(dev, bar) & IORESOURCE_MEM) {
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if (!pcim_iomap(dev, bar, 0) && !pcim_iomap_table(dev))
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return -ENOMEM;
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port->port.iotype = UPIO_MEM;
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port->port.iobase = 0;
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port->port.mapbase = pci_resource_start(dev, bar) + offset;
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port->port.membase = pcim_iomap_table(dev)[bar] + offset;
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port->port.regshift = regshift;
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} else {
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port->port.iotype = UPIO_PORT;
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port->port.iobase = pci_resource_start(dev, bar) + offset;
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port->port.mapbase = 0;
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port->port.membase = NULL;
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port->port.regshift = 0;
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}
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return 0;
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}
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EXPORT_SYMBOL_NS_GPL(serial8250_pci_setup_port, SERIAL_8250_PCI);
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MODULE_DESCRIPTION("8250 PCI library");
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MODULE_LICENSE("GPL");
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