mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-11 20:26:46 +07:00
70294b4683
As we do not allow setting Vcc in the pcmcia core, and Vpp1 and Vpp2 can only be set to the same value, a lot of code can be streamlined. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
298 lines
8.9 KiB
C
298 lines
8.9 KiB
C
/*======================================================================
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A driver for Adaptec AHA152X-compatible PCMCIA SCSI cards.
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This driver supports the Adaptec AHA-1460, the New Media Bus
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Toaster, and the New Media Toast & Jam.
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aha152x_cs.c 1.54 2000/06/12 21:27:25
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The contents of this file are subject to the Mozilla Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The initial developer of the original code is David A. Hinds
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<dahinds@users.sourceforge.net>. Portions created by David A. Hinds
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are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
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Alternatively, the contents of this file may be used under the
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terms of the GNU General Public License version 2 (the "GPL"), in which
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case the provisions of the GPL are applicable instead of the
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above. If you wish to allow the use of your version of this file
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only under the terms of the GPL and not to allow others to use
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your version of this file under the MPL, indicate your decision
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by deleting the provisions above and replace them with the notice
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and other provisions required by the GPL. If you do not delete
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the provisions above, a recipient may use your version of this
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file under either the MPL or the GPL.
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======================================================================*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <linux/ioport.h>
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#include <scsi/scsi.h>
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#include <linux/major.h>
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#include <linux/blkdev.h>
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#include <scsi/scsi_ioctl.h>
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#include "scsi.h"
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#include <scsi/scsi_host.h>
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#include "aha152x.h"
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#include <pcmcia/cs_types.h>
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#include <pcmcia/cs.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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#ifdef PCMCIA_DEBUG
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static int pc_debug = PCMCIA_DEBUG;
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module_param(pc_debug, int, 0644);
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#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
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static char *version =
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"aha152x_cs.c 1.54 2000/06/12 21:27:25 (David Hinds)";
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#else
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#define DEBUG(n, args...)
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#endif
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/*====================================================================*/
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/* Parameters that can be set with 'insmod' */
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/* SCSI bus setup options */
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static int host_id = 7;
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static int reconnect = 1;
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static int parity = 1;
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static int synchronous = 1;
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static int reset_delay = 100;
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static int ext_trans = 0;
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module_param(host_id, int, 0);
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module_param(reconnect, int, 0);
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module_param(parity, int, 0);
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module_param(synchronous, int, 0);
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module_param(reset_delay, int, 0);
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module_param(ext_trans, int, 0);
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MODULE_LICENSE("Dual MPL/GPL");
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/*====================================================================*/
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typedef struct scsi_info_t {
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dev_link_t link;
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dev_node_t node;
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struct Scsi_Host *host;
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} scsi_info_t;
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static void aha152x_release_cs(dev_link_t *link);
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static void aha152x_detach(struct pcmcia_device *p_dev);
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static void aha152x_config_cs(dev_link_t *link);
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static dev_link_t *dev_list;
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static int aha152x_attach(struct pcmcia_device *p_dev)
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{
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scsi_info_t *info;
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dev_link_t *link;
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DEBUG(0, "aha152x_attach()\n");
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/* Create new SCSI device */
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info = kmalloc(sizeof(*info), GFP_KERNEL);
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if (!info) return -ENOMEM;
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memset(info, 0, sizeof(*info));
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link = &info->link; link->priv = info;
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link->io.NumPorts1 = 0x20;
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link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
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link->io.IOAddrLines = 10;
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link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
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link->irq.IRQInfo1 = IRQ_LEVEL_ID;
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link->conf.Attributes = CONF_ENABLE_IRQ;
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link->conf.IntType = INT_MEMORY_AND_IO;
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link->conf.Present = PRESENT_OPTION;
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link->handle = p_dev;
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p_dev->instance = link;
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link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
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aha152x_config_cs(link);
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return 0;
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} /* aha152x_attach */
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/*====================================================================*/
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static void aha152x_detach(struct pcmcia_device *p_dev)
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{
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dev_link_t *link = dev_to_instance(p_dev);
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dev_link_t **linkp;
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DEBUG(0, "aha152x_detach(0x%p)\n", link);
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/* Locate device structure */
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for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
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if (*linkp == link) break;
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if (*linkp == NULL)
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return;
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if (link->state & DEV_CONFIG)
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aha152x_release_cs(link);
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/* Unlink device structure, free bits */
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*linkp = link->next;
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kfree(link->priv);
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} /* aha152x_detach */
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/*====================================================================*/
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#define CS_CHECK(fn, ret) \
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do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
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static void aha152x_config_cs(dev_link_t *link)
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{
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client_handle_t handle = link->handle;
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scsi_info_t *info = link->priv;
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struct aha152x_setup s;
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tuple_t tuple;
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cisparse_t parse;
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int i, last_ret, last_fn;
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u_char tuple_data[64];
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struct Scsi_Host *host;
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DEBUG(0, "aha152x_config(0x%p)\n", link);
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tuple.DesiredTuple = CISTPL_CONFIG;
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tuple.TupleData = tuple_data;
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tuple.TupleDataMax = 64;
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tuple.TupleOffset = 0;
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CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
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CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
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CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
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link->conf.ConfigBase = parse.config.base;
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/* Configure card */
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link->state |= DEV_CONFIG;
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tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
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CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
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while (1) {
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if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
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pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
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goto next_entry;
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/* For New Media T&J, look for a SCSI window */
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if (parse.cftable_entry.io.win[0].len >= 0x20)
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link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
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else if ((parse.cftable_entry.io.nwin > 1) &&
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(parse.cftable_entry.io.win[1].len >= 0x20))
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link->io.BasePort1 = parse.cftable_entry.io.win[1].base;
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if ((parse.cftable_entry.io.nwin > 0) &&
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(link->io.BasePort1 < 0xffff)) {
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link->conf.ConfigIndex = parse.cftable_entry.index;
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i = pcmcia_request_io(handle, &link->io);
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if (i == CS_SUCCESS) break;
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}
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next_entry:
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CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
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}
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CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
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CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
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/* Set configuration options for the aha152x driver */
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memset(&s, 0, sizeof(s));
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s.conf = "PCMCIA setup";
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s.io_port = link->io.BasePort1;
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s.irq = link->irq.AssignedIRQ;
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s.scsiid = host_id;
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s.reconnect = reconnect;
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s.parity = parity;
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s.synchronous = synchronous;
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s.delay = reset_delay;
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if (ext_trans)
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s.ext_trans = ext_trans;
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host = aha152x_probe_one(&s);
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if (host == NULL) {
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printk(KERN_INFO "aha152x_cs: no SCSI devices found\n");
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goto cs_failed;
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}
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sprintf(info->node.dev_name, "scsi%d", host->host_no);
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link->dev = &info->node;
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info->host = host;
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link->state &= ~DEV_CONFIG_PENDING;
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return;
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cs_failed:
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cs_error(link->handle, last_fn, last_ret);
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aha152x_release_cs(link);
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return;
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}
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static void aha152x_release_cs(dev_link_t *link)
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{
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scsi_info_t *info = link->priv;
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aha152x_release(info->host);
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pcmcia_disable_device(link->handle);
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}
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static int aha152x_resume(struct pcmcia_device *dev)
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{
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dev_link_t *link = dev_to_instance(dev);
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scsi_info_t *info = link->priv;
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aha152x_host_reset_host(info->host);
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return 0;
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}
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static struct pcmcia_device_id aha152x_ids[] = {
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PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e),
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PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e),
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PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20),
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PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c),
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PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b),
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, aha152x_ids);
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static struct pcmcia_driver aha152x_cs_driver = {
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.owner = THIS_MODULE,
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.drv = {
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.name = "aha152x_cs",
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},
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.probe = aha152x_attach,
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.remove = aha152x_detach,
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.id_table = aha152x_ids,
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.resume = aha152x_resume,
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};
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static int __init init_aha152x_cs(void)
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{
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return pcmcia_register_driver(&aha152x_cs_driver);
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}
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static void __exit exit_aha152x_cs(void)
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{
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pcmcia_unregister_driver(&aha152x_cs_driver);
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BUG_ON(dev_list != NULL);
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}
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module_init(init_aha152x_cs);
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module_exit(exit_aha152x_cs);
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