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7ad04b0d0e
Remove a duplicated entry from parport_serial_pci_tbl. Signed-off-by: Martin Michlmayr <tbm@cyrius.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
438 lines
12 KiB
C
438 lines
12 KiB
C
/*
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* Support for common PCI multi-I/O cards (which is most of them)
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*
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* Copyright (C) 2001 Tim Waugh <twaugh@redhat.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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*
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* Multi-function PCI cards are supposed to present separate logical
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* devices on the bus. A common thing to do seems to be to just use
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* one logical device with lots of base address registers for both
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* parallel ports and serial ports. This driver is for dealing with
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* that.
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*
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*/
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#include <linux/types.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <linux/parport.h>
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#include <linux/parport_pc.h>
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#include <linux/8250_pci.h>
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enum parport_pc_pci_cards {
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titan_110l = 0,
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titan_210l,
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netmos_9xx5_combo,
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netmos_9855,
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avlab_1s1p,
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avlab_1s2p,
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avlab_2s1p,
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siig_1s1p_10x,
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siig_2s1p_10x,
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siig_2p1s_20x,
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siig_1s1p_20x,
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siig_2s1p_20x,
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};
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/* each element directly indexed from enum list, above */
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struct parport_pc_pci {
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int numports;
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struct { /* BAR (base address registers) numbers in the config
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space header */
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int lo;
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int hi; /* -1 if not there, >6 for offset-method (max
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BAR is 6) */
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} addr[4];
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/* If set, this is called immediately after pci_enable_device.
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* If it returns non-zero, no probing will take place and the
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* ports will not be used. */
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int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card,
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int autoirq, int autodma);
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/* If set, this is called after probing for ports. If 'failed'
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* is non-zero we couldn't use any of the ports. */
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void (*postinit_hook) (struct pci_dev *pdev,
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struct parport_pc_pci *card, int failed);
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};
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static int __devinit netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *card, int autoirq, int autodma)
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{
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/*
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* Netmos uses the subdevice ID to indicate the number of parallel
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* and serial ports. The form is 0x00PS, where <P> is the number of
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* parallel ports and <S> is the number of serial ports.
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*/
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card->numports = (dev->subsystem_device & 0xf0) >> 4;
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return 0;
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}
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static struct parport_pc_pci cards[] __devinitdata = {
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/* titan_110l */ { 1, { { 3, -1 }, } },
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/* titan_210l */ { 1, { { 3, -1 }, } },
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/* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init },
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/* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init },
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/* avlab_1s1p */ { 1, { { 1, 2}, } },
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/* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} },
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/* avlab_2s1p */ { 1, { { 2, 3}, } },
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/* siig_1s1p_10x */ { 1, { { 3, 4 }, } },
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/* siig_2s1p_10x */ { 1, { { 4, 5 }, } },
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/* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } },
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/* siig_1s1p_20x */ { 1, { { 1, 2 }, } },
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/* siig_2s1p_20x */ { 1, { { 2, 3 }, } },
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};
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static struct pci_device_id parport_serial_pci_tbl[] = {
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/* PCI cards */
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{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l },
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{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l },
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{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
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{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
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{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
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{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
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{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
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/* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
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{ PCI_VENDOR_ID_AFAVLAB, 0x2110,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2111,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2112,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2140,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2141,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2142,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2160,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2161,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
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{ PCI_VENDOR_ID_AFAVLAB, 0x2162,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
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{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
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{ 0, } /* terminate list */
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};
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MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);
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/*
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* This table describes the serial "geometry" of these boards. Any
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* quirks for these can be found in drivers/serial/8250_pci.c
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*
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* Cards not tested are marked n/t
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* If you have one of these cards and it works for you, please tell me..
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*/
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static struct pciserial_board pci_parport_serial_boards[] __devinitdata = {
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[titan_110l] = {
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.flags = FL_BASE1 | FL_BASE_BARS,
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.num_ports = 1,
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.base_baud = 921600,
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.uart_offset = 8,
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},
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[titan_210l] = {
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.flags = FL_BASE1 | FL_BASE_BARS,
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.num_ports = 2,
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.base_baud = 921600,
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.uart_offset = 8,
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},
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[netmos_9xx5_combo] = {
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.flags = FL_BASE0 | FL_BASE_BARS,
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.num_ports = 1,
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.base_baud = 115200,
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.uart_offset = 8,
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},
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[netmos_9855] = {
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.flags = FL_BASE2 | FL_BASE_BARS,
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.num_ports = 1,
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.base_baud = 115200,
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.uart_offset = 8,
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},
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[avlab_1s1p] = { /* n/t */
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.flags = FL_BASE0 | FL_BASE_BARS,
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.num_ports = 1,
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.base_baud = 115200,
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.uart_offset = 8,
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},
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[avlab_1s2p] = { /* n/t */
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.flags = FL_BASE0 | FL_BASE_BARS,
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.num_ports = 1,
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.base_baud = 115200,
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.uart_offset = 8,
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},
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[avlab_2s1p] = { /* n/t */
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.flags = FL_BASE0 | FL_BASE_BARS,
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.num_ports = 2,
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.base_baud = 115200,
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.uart_offset = 8,
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},
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[siig_1s1p_10x] = {
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.flags = FL_BASE2,
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.num_ports = 1,
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.base_baud = 460800,
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.uart_offset = 8,
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},
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[siig_2s1p_10x] = {
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.flags = FL_BASE2,
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.num_ports = 1,
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.base_baud = 921600,
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.uart_offset = 8,
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},
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[siig_2p1s_20x] = {
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.flags = FL_BASE0,
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.num_ports = 1,
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.base_baud = 921600,
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.uart_offset = 8,
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},
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[siig_1s1p_20x] = {
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.flags = FL_BASE0,
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.num_ports = 1,
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.base_baud = 921600,
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.uart_offset = 8,
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},
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[siig_2s1p_20x] = {
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.flags = FL_BASE0,
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.num_ports = 1,
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.base_baud = 921600,
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.uart_offset = 8,
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},
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};
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struct parport_serial_private {
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struct serial_private *serial;
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int num_par;
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struct parport *port[PARPORT_MAX];
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struct parport_pc_pci par;
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};
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/* Register the serial port(s) of a PCI card. */
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static int __devinit serial_register (struct pci_dev *dev,
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const struct pci_device_id *id)
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{
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struct parport_serial_private *priv = pci_get_drvdata (dev);
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struct pciserial_board *board;
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struct serial_private *serial;
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board = &pci_parport_serial_boards[id->driver_data];
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serial = pciserial_init_ports(dev, board);
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if (IS_ERR(serial))
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return PTR_ERR(serial);
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priv->serial = serial;
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return 0;
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}
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/* Register the parallel port(s) of a PCI card. */
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static int __devinit parport_register (struct pci_dev *dev,
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const struct pci_device_id *id)
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{
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struct parport_pc_pci *card;
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struct parport_serial_private *priv = pci_get_drvdata (dev);
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int n, success = 0;
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priv->par = cards[id->driver_data];
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card = &priv->par;
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if (card->preinit_hook &&
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card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
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return -ENODEV;
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for (n = 0; n < card->numports; n++) {
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struct parport *port;
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int lo = card->addr[n].lo;
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int hi = card->addr[n].hi;
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unsigned long io_lo, io_hi;
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if (priv->num_par == ARRAY_SIZE (priv->port)) {
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printk (KERN_WARNING
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"parport_serial: %s: only %zu parallel ports "
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"supported (%d reported)\n", pci_name (dev),
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ARRAY_SIZE(priv->port), card->numports);
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break;
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}
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io_lo = pci_resource_start (dev, lo);
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io_hi = 0;
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if ((hi >= 0) && (hi <= 6))
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io_hi = pci_resource_start (dev, hi);
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else if (hi > 6)
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io_lo += hi; /* Reinterpret the meaning of
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"hi" as an offset (see SYBA
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def.) */
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/* TODO: test if sharing interrupts works */
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dev_dbg(&dev->dev, "PCI parallel port detected: I/O at "
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"%#lx(%#lx)\n", io_lo, io_hi);
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port = parport_pc_probe_port (io_lo, io_hi, PARPORT_IRQ_NONE,
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PARPORT_DMA_NONE, dev);
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if (port) {
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priv->port[priv->num_par++] = port;
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success = 1;
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}
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}
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if (card->postinit_hook)
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card->postinit_hook (dev, card, !success);
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return 0;
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}
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static int __devinit parport_serial_pci_probe (struct pci_dev *dev,
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const struct pci_device_id *id)
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{
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struct parport_serial_private *priv;
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int err;
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priv = kmalloc (sizeof *priv, GFP_KERNEL);
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if (!priv)
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return -ENOMEM;
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memset(priv, 0, sizeof(struct parport_serial_private));
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pci_set_drvdata (dev, priv);
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err = pci_enable_device (dev);
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if (err) {
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pci_set_drvdata (dev, NULL);
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kfree (priv);
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return err;
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}
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if (parport_register (dev, id)) {
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pci_set_drvdata (dev, NULL);
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kfree (priv);
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return -ENODEV;
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}
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if (serial_register (dev, id)) {
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int i;
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for (i = 0; i < priv->num_par; i++)
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parport_pc_unregister_port (priv->port[i]);
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pci_set_drvdata (dev, NULL);
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kfree (priv);
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return -ENODEV;
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}
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return 0;
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}
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static void __devexit parport_serial_pci_remove (struct pci_dev *dev)
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{
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struct parport_serial_private *priv = pci_get_drvdata (dev);
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int i;
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pci_set_drvdata(dev, NULL);
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// Serial ports
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if (priv->serial)
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pciserial_remove_ports(priv->serial);
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// Parallel ports
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for (i = 0; i < priv->num_par; i++)
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parport_pc_unregister_port (priv->port[i]);
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kfree (priv);
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return;
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}
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static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state)
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{
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struct parport_serial_private *priv = pci_get_drvdata(dev);
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if (priv->serial)
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pciserial_suspend_ports(priv->serial);
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/* FIXME: What about parport? */
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pci_save_state(dev);
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pci_set_power_state(dev, pci_choose_state(dev, state));
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return 0;
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}
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static int parport_serial_pci_resume(struct pci_dev *dev)
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{
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struct parport_serial_private *priv = pci_get_drvdata(dev);
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pci_set_power_state(dev, PCI_D0);
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pci_restore_state(dev);
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/*
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* The device may have been disabled. Re-enable it.
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*/
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pci_enable_device(dev);
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if (priv->serial)
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pciserial_resume_ports(priv->serial);
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/* FIXME: What about parport? */
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return 0;
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}
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static struct pci_driver parport_serial_pci_driver = {
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.name = "parport_serial",
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.id_table = parport_serial_pci_tbl,
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.probe = parport_serial_pci_probe,
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.remove = __devexit_p(parport_serial_pci_remove),
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.suspend = parport_serial_pci_suspend,
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.resume = parport_serial_pci_resume,
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};
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static int __init parport_serial_init (void)
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{
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return pci_register_driver (&parport_serial_pci_driver);
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}
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static void __exit parport_serial_exit (void)
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{
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pci_unregister_driver (&parport_serial_pci_driver);
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return;
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}
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MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>");
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MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards");
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MODULE_LICENSE("GPL");
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module_init(parport_serial_init);
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module_exit(parport_serial_exit);
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