cregit-Linux how code gets into the kernel

Release 4.14 drivers/isdn/hisax/sedlbauer_cs.c

/*======================================================================

  A Sedlbauer PCMCIA client driver

  This driver is for the Sedlbauer Speed Star and Speed Star II,
  which are ISDN PCMCIA Cards.

  The contents of this file are subject to the Mozilla Public
  License Version 1.1 (the "License"); you may not use this file
  except in compliance with the License. You may obtain a copy of
  the License at http://www.mozilla.org/MPL/

  Software distributed under the License is distributed on an "AS
  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  implied. See the License for the specific language governing
  rights and limitations under the License.

  The initial developer of the original code is David A. Hinds
  <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
  are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.

  Modifications from dummy_cs.c are Copyright (C) 1999-2001 Marcus Niemann
  <maniemann@users.sourceforge.net>. All Rights Reserved.

  Alternatively, the contents of this file may be used under the
  terms of the GNU General Public License version 2 (the "GPL"), in
  which case the provisions of the GPL are applicable instead of the
  above.  If you wish to allow the use of your version of this file
  only under the terms of the GPL and not to allow others to use
  your version of this file under the MPL, indicate your decision
  by deleting the provisions above and replace them with the notice
  and other provisions required by the GPL.  If you do not delete
  the provisions above, a recipient may use your version of this
  file under either the MPL or the GPL.

  ======================================================================*/

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/ioport.h>
#include <asm/io.h>

#include <pcmcia/cistpl.h>
#include <pcmcia/cisreg.h>
#include <pcmcia/ds.h>
#include "hisax_cfg.h"

MODULE_DESCRIPTION("ISDN4Linux: PCMCIA client driver for Sedlbauer cards");
MODULE_AUTHOR("Marcus Niemann");
MODULE_LICENSE("Dual MPL/GPL");


/*====================================================================*/

/* Parameters that can be set with 'insmod' */


static int protocol = 2;        
/* EURO-ISDN Default */
module_param(protocol, int, 0);

static int sedlbauer_config(struct pcmcia_device *link);
static void sedlbauer_release(struct pcmcia_device *link);

static void sedlbauer_detach(struct pcmcia_device *p_dev);


typedef struct local_info_t {
	
struct pcmcia_device	*p_dev;
	
int			stop;
	
int			cardnr;

} local_info_t;


static int sedlbauer_probe(struct pcmcia_device *link) { local_info_t *local; dev_dbg(&link->dev, "sedlbauer_attach()\n"); /* Allocate space for private device-specific data */ local = kzalloc(sizeof(local_info_t), GFP_KERNEL); if (!local) return -ENOMEM; local->cardnr = -1; local->p_dev = link; link->priv = local; return sedlbauer_config(link); }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds4663.89%112.50%
Dominik Brodowski1825.00%562.50%
Andrew Morton79.72%112.50%
Burman Yan11.39%112.50%
Total72100.00%8100.00%

/* sedlbauer_attach */
static void sedlbauer_detach(struct pcmcia_device *link) { dev_dbg(&link->dev, "sedlbauer_detach(0x%p)\n", link); ((local_info_t *)link->priv)->stop = 1; sedlbauer_release(link); /* This points to the parent local_info_t struct */ kfree(link->priv); }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds3162.00%125.00%
Dominik Brodowski1938.00%375.00%
Total50100.00%4100.00%

/* sedlbauer_detach */
static int sedlbauer_config_check(struct pcmcia_device *p_dev, void *priv_data) { if (p_dev->config_index == 0) return -EINVAL; p_dev->io_lines = 3; return pcmcia_request_io(p_dev); }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski3076.92%360.00%
Linus Torvalds615.38%120.00%
Andrew Morton37.69%120.00%
Total39100.00%5100.00%


static int sedlbauer_config(struct pcmcia_device *link) { int ret; IsdnCard_t icard; dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link); link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_CHECK_VCC | CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | CONF_AUTO_SET_IO; ret = pcmcia_loop_config(link, sedlbauer_config_check, NULL); if (ret) goto failed; ret = pcmcia_enable_device(link); if (ret) goto failed; icard.para[0] = link->irq; icard.para[1] = link->resource[0]->start; icard.protocol = protocol; icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA; ret = hisax_init_pcmcia(link, &(((local_info_t *)link->priv)->stop), &icard); if (ret < 0) { printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d with %pR\n", ret, link->resource[0]); sedlbauer_release(link); return -ENODEV; } else ((local_info_t *)link->priv)->cardnr = ret; return 0; failed: sedlbauer_release(link); return -ENODEV; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski9849.00%872.73%
Andrew Morton7135.50%218.18%
Linus Torvalds3115.50%19.09%
Total200100.00%11100.00%

/* sedlbauer_config */
static void sedlbauer_release(struct pcmcia_device *link) { local_info_t *local = link->priv; dev_dbg(&link->dev, "sedlbauer_release(0x%p)\n", link); if (local) { if (local->cardnr >= 0) { /* no unregister function with hisax */ HiSax_closecard(local->cardnr); } } pcmcia_disable_device(link); }

Contributors

PersonTokensPropCommitsCommitProp
Andrew Morton3253.33%116.67%
Linus Torvalds1830.00%116.67%
Dominik Brodowski813.33%350.00%
Christoph Hellwig23.33%116.67%
Total60100.00%6100.00%

/* sedlbauer_release */
static int sedlbauer_suspend(struct pcmcia_device *link) { local_info_t *dev = link->priv; dev->stop = 1; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski28100.00%2100.00%
Total28100.00%2100.00%


static int sedlbauer_resume(struct pcmcia_device *link) { local_info_t *dev = link->priv; dev->stop = 0; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski28100.00%2100.00%
Total28100.00%2100.00%

static const struct pcmcia_device_id sedlbauer_ids[] = { PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "speed star II", "V 3.1", 0x81fb79f5, 0xf3612e1d, 0x6b95c78a), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D67", 0x81fb79f5, 0xe4e9bc12, 0x397b7e90), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D98", 0x81fb79f5, 0xe4e9bc12, 0x2e5c7fce), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (C) 93-94 VK", 0x81fb79f5, 0xe4e9bc12, 0x8db143fe), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (c) 93-95 VK", 0x81fb79f5, 0xe4e9bc12, 0xb391ab4c), PCMCIA_DEVICE_PROD_ID12("HST High Soft Tech GmbH", "Saphir II B", 0xd79e0b84, 0x21d083ae), /* PCMCIA_DEVICE_PROD_ID1234("SEDLBAUER", 0x81fb79f5), */ /* too generic*/ PCMCIA_DEVICE_NULL }; MODULE_DEVICE_TABLE(pcmcia, sedlbauer_ids); static struct pcmcia_driver sedlbauer_driver = { .owner = THIS_MODULE, .name = "sedlbauer_cs", .probe = sedlbauer_probe, .remove = sedlbauer_detach, .id_table = sedlbauer_ids, .suspend = sedlbauer_suspend, .resume = sedlbauer_resume, }; module_pcmcia_driver(sedlbauer_driver);

Overall Contributors

PersonTokensPropCommitsCommitProp
Dominik Brodowski36147.81%1653.33%
Linus Torvalds22730.07%310.00%
Andrew Morton12316.29%310.00%
Christoph Hellwig283.71%26.67%
Greg Kroah-Hartman101.32%13.33%
Joe Perches20.26%26.67%
H Hartley Sweeten20.26%13.33%
Burman Yan10.13%13.33%
Karsten Keil10.13%13.33%
Total755100.00%30100.00%
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