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author | Kalle Valo <kvalo@codeaurora.org> | 2015-11-18 10:57:18 +0300 |
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committer | Kalle Valo <kvalo@codeaurora.org> | 2015-11-18 15:28:31 +0300 |
commit | 2be45b66dee080326d0f240aa4f18ef932cc3deb (patch) | |
tree | 2892a95ff9ae89065f3d554c8b72e704bdeec679 /drivers/net/wireless/orinoco/spectrum_cs.c | |
parent | d3466830c165a298419788b88086ea99974e63ff (diff) | |
download | linux-2be45b66dee080326d0f240aa4f18ef932cc3deb.tar.xz |
orinoco: move under intersil vendor directory
Part of reorganising wireless drivers directory and Kconfig.
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/orinoco/spectrum_cs.c')
-rw-r--r-- | drivers/net/wireless/orinoco/spectrum_cs.c | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/drivers/net/wireless/orinoco/spectrum_cs.c b/drivers/net/wireless/orinoco/spectrum_cs.c deleted file mode 100644 index b60048c95e0a..000000000000 --- a/drivers/net/wireless/orinoco/spectrum_cs.c +++ /dev/null @@ -1,320 +0,0 @@ -/* - * Driver for 802.11b cards using RAM-loadable Symbol firmware, such as - * Symbol Wireless Networker LA4137, CompactFlash cards by Socket - * Communications and Intel PRO/Wireless 2011B. - * - * The driver implements Symbol firmware download. The rest is handled - * in hermes.c and main.c. - * - * Utilities for downloading the Symbol firmware are available at - * http://sourceforge.net/projects/orinoco/ - * - * Copyright (C) 2002-2005 Pavel Roskin <proski@gnu.org> - * Portions based on orinoco_cs.c: - * Copyright (C) David Gibson, Linuxcare Australia - * Portions based on Spectrum24tDnld.c from original spectrum24 driver: - * Copyright (C) Symbol Technologies. - * - * See copyright notice in file main.c. - */ - -#define DRIVER_NAME "spectrum_cs" -#define PFX DRIVER_NAME ": " - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <pcmcia/cistpl.h> -#include <pcmcia/cisreg.h> -#include <pcmcia/ds.h> - -#include "orinoco.h" - -/********************************************************************/ -/* Module stuff */ -/********************************************************************/ - -MODULE_AUTHOR("Pavel Roskin <proski@gnu.org>"); -MODULE_DESCRIPTION("Driver for Symbol Spectrum24 Trilogy cards with firmware downloader"); -MODULE_LICENSE("Dual MPL/GPL"); - -/* Module parameters */ - -/* Some D-Link cards have buggy CIS. They do work at 5v properly, but - * don't have any CIS entry for it. This workaround it... */ -static int ignore_cis_vcc; /* = 0 */ -module_param(ignore_cis_vcc, int, 0); -MODULE_PARM_DESC(ignore_cis_vcc, "Allow voltage mismatch between card and socket"); - -/********************************************************************/ -/* Data structures */ -/********************************************************************/ - -/* PCMCIA specific device information (goes in the card field of - * struct orinoco_private */ -struct orinoco_pccard { - struct pcmcia_device *p_dev; -}; - -/********************************************************************/ -/* Function prototypes */ -/********************************************************************/ - -static int spectrum_cs_config(struct pcmcia_device *link); -static void spectrum_cs_release(struct pcmcia_device *link); - -/* Constants for the CISREG_CCSR register */ -#define HCR_RUN 0x07 /* run firmware after reset */ -#define HCR_IDLE 0x0E /* don't run firmware after reset */ -#define HCR_MEM16 0x10 /* memory width bit, should be preserved */ - - -/* - * Reset the card using configuration registers COR and CCSR. - * If IDLE is 1, stop the firmware, so that it can be safely rewritten. - */ -static int -spectrum_reset(struct pcmcia_device *link, int idle) -{ - int ret; - u8 save_cor; - u8 ccsr; - - /* Doing it if hardware is gone is guaranteed crash */ - if (!pcmcia_dev_present(link)) - return -ENODEV; - - /* Save original COR value */ - ret = pcmcia_read_config_byte(link, CISREG_COR, &save_cor); - if (ret) - goto failed; - - /* Soft-Reset card */ - ret = pcmcia_write_config_byte(link, CISREG_COR, - (save_cor | COR_SOFT_RESET)); - if (ret) - goto failed; - udelay(1000); - - /* Read CCSR */ - ret = pcmcia_read_config_byte(link, CISREG_CCSR, &ccsr); - if (ret) - goto failed; - - /* - * Start or stop the firmware. Memory width bit should be - * preserved from the value we've just read. - */ - ccsr = (idle ? HCR_IDLE : HCR_RUN) | (ccsr & HCR_MEM16); - ret = pcmcia_write_config_byte(link, CISREG_CCSR, ccsr); - if (ret) - goto failed; - udelay(1000); - - /* Restore original COR configuration index */ - ret = pcmcia_write_config_byte(link, CISREG_COR, - (save_cor & ~COR_SOFT_RESET)); - if (ret) - goto failed; - udelay(1000); - return 0; - -failed: - return -ENODEV; -} - -/********************************************************************/ -/* Device methods */ -/********************************************************************/ - -static int -spectrum_cs_hard_reset(struct orinoco_private *priv) -{ - struct orinoco_pccard *card = priv->card; - struct pcmcia_device *link = card->p_dev; - - /* Soft reset using COR and HCR */ - spectrum_reset(link, 0); - - return 0; -} - -static int -spectrum_cs_stop_firmware(struct orinoco_private *priv, int idle) -{ - struct orinoco_pccard *card = priv->card; - struct pcmcia_device *link = card->p_dev; - - return spectrum_reset(link, idle); -} - -/********************************************************************/ -/* PCMCIA stuff */ -/********************************************************************/ - -static int -spectrum_cs_probe(struct pcmcia_device *link) -{ - struct orinoco_private *priv; - struct orinoco_pccard *card; - - priv = alloc_orinocodev(sizeof(*card), &link->dev, - spectrum_cs_hard_reset, - spectrum_cs_stop_firmware); - if (!priv) - return -ENOMEM; - card = priv->card; - - /* Link both structures together */ - card->p_dev = link; - link->priv = priv; - - return spectrum_cs_config(link); -} /* spectrum_cs_attach */ - -static void spectrum_cs_detach(struct pcmcia_device *link) -{ - struct orinoco_private *priv = link->priv; - - orinoco_if_del(priv); - - spectrum_cs_release(link); - - free_orinocodev(priv); -} /* spectrum_cs_detach */ - -static int spectrum_cs_config_check(struct pcmcia_device *p_dev, - void *priv_data) -{ - if (p_dev->config_index == 0) - return -EINVAL; - - return pcmcia_request_io(p_dev); -}; - -static int -spectrum_cs_config(struct pcmcia_device *link) -{ - struct orinoco_private *priv = link->priv; - struct hermes *hw = &priv->hw; - int ret; - void __iomem *mem; - - link->config_flags |= CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC | - CONF_AUTO_SET_IO | CONF_ENABLE_IRQ; - if (ignore_cis_vcc) - link->config_flags &= ~CONF_AUTO_CHECK_VCC; - ret = pcmcia_loop_config(link, spectrum_cs_config_check, NULL); - if (ret) { - if (!ignore_cis_vcc) - printk(KERN_ERR PFX "GetNextTuple(): No matching " - "CIS configuration. Maybe you need the " - "ignore_cis_vcc=1 parameter.\n"); - goto failed; - } - - mem = ioport_map(link->resource[0]->start, - resource_size(link->resource[0])); - if (!mem) - goto failed; - - /* We initialize the hermes structure before completing PCMCIA - * configuration just in case the interrupt handler gets - * called. */ - hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING); - hw->eeprom_pda = true; - - ret = pcmcia_request_irq(link, orinoco_interrupt); - if (ret) - goto failed; - - ret = pcmcia_enable_device(link); - if (ret) - goto failed; - - /* Reset card */ - if (spectrum_cs_hard_reset(priv) != 0) - goto failed; - - /* Initialise the main driver */ - if (orinoco_init(priv) != 0) { - printk(KERN_ERR PFX "orinoco_init() failed\n"); - goto failed; - } - - /* Register an interface with the stack */ - if (orinoco_if_add(priv, link->resource[0]->start, - link->irq, NULL) != 0) { - printk(KERN_ERR PFX "orinoco_if_add() failed\n"); - goto failed; - } - - return 0; - - failed: - spectrum_cs_release(link); - return -ENODEV; -} /* spectrum_cs_config */ - -static void -spectrum_cs_release(struct pcmcia_device *link) -{ - struct orinoco_private *priv = link->priv; - unsigned long flags; - - /* We're committed to taking the device away now, so mark the - * hardware as unavailable */ - priv->hw.ops->lock_irqsave(&priv->lock, &flags); - priv->hw_unavailable++; - priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); - - pcmcia_disable_device(link); - if (priv->hw.iobase) - ioport_unmap(priv->hw.iobase); -} /* spectrum_cs_release */ - - -static int -spectrum_cs_suspend(struct pcmcia_device *link) -{ - struct orinoco_private *priv = link->priv; - int err = 0; - - /* Mark the device as stopped, to block IO until later */ - orinoco_down(priv); - - return err; -} - -static int -spectrum_cs_resume(struct pcmcia_device *link) -{ - struct orinoco_private *priv = link->priv; - int err = orinoco_up(priv); - - return err; -} - - -/********************************************************************/ -/* Module initialization */ -/********************************************************************/ - -static const struct pcmcia_device_id spectrum_cs_ids[] = { - PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4137 */ - PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0001), /* Socket Communications CF */ - PCMCIA_DEVICE_PROD_ID12("Intel", "PRO/Wireless LAN PC Card", 0x816cc815, 0x6fbf459a), /* 2011B, not 2011 */ - PCMCIA_DEVICE_NULL, -}; -MODULE_DEVICE_TABLE(pcmcia, spectrum_cs_ids); - -static struct pcmcia_driver orinoco_driver = { - .owner = THIS_MODULE, - .name = DRIVER_NAME, - .probe = spectrum_cs_probe, - .remove = spectrum_cs_detach, - .suspend = spectrum_cs_suspend, - .resume = spectrum_cs_resume, - .id_table = spectrum_cs_ids, -}; -module_pcmcia_driver(orinoco_driver); |