diff options
author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2009-03-31 04:30:33 +0200 |
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committer | John W. Linville <linville@tuxdriver.com> | 2009-04-22 22:54:38 +0200 |
commit | 203c4805e91786f9a010bc7945a0fde70c9da28e (patch) | |
tree | 00415276b2fe65713f066ffe07b11ad2d8b6bea8 /drivers/net/wireless/ath9k/ahb.c | |
parent | Make ar9170 use common ath reg code (diff) | |
download | linux-203c4805e91786f9a010bc7945a0fde70c9da28e.tar.xz linux-203c4805e91786f9a010bc7945a0fde70c9da28e.zip |
atheros: put atheros wireless drivers into ath/
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath9k/ahb.c')
-rw-r--r-- | drivers/net/wireless/ath9k/ahb.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/drivers/net/wireless/ath9k/ahb.c b/drivers/net/wireless/ath9k/ahb.c deleted file mode 100644 index 0e65c51ba176..000000000000 --- a/drivers/net/wireless/ath9k/ahb.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * Copyright (c) 2008-2009 Atheros Communications Inc. - * Copyright (c) 2009 Gabor Juhos <juhosg@openwrt.org> - * Copyright (c) 2009 Imre Kaloz <kaloz@openwrt.org> - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/nl80211.h> -#include <linux/platform_device.h> -#include <linux/ath9k_platform.h> -#include "ath9k.h" - -/* return bus cachesize in 4B word units */ -static void ath_ahb_read_cachesize(struct ath_softc *sc, int *csz) -{ - *csz = L1_CACHE_BYTES >> 2; -} - -static void ath_ahb_cleanup(struct ath_softc *sc) -{ - iounmap(sc->mem); -} - -static bool ath_ahb_eeprom_read(struct ath_hw *ah, u32 off, u16 *data) -{ - struct ath_softc *sc = ah->ah_sc; - struct platform_device *pdev = to_platform_device(sc->dev); - struct ath9k_platform_data *pdata; - - pdata = (struct ath9k_platform_data *) pdev->dev.platform_data; - if (off >= (ARRAY_SIZE(pdata->eeprom_data))) { - DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "%s: flash read failed, offset %08x is out of range\n", - __func__, off); - return false; - } - - *data = pdata->eeprom_data[off]; - return true; -} - -static struct ath_bus_ops ath_ahb_bus_ops = { - .read_cachesize = ath_ahb_read_cachesize, - .cleanup = ath_ahb_cleanup, - - .eeprom_read = ath_ahb_eeprom_read, -}; - -static int ath_ahb_probe(struct platform_device *pdev) -{ - void __iomem *mem; - struct ath_wiphy *aphy; - struct ath_softc *sc; - struct ieee80211_hw *hw; - struct resource *res; - int irq; - int ret = 0; - struct ath_hw *ah; - - if (!pdev->dev.platform_data) { - dev_err(&pdev->dev, "no platform data specified\n"); - ret = -EINVAL; - goto err_out; - } - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (res == NULL) { - dev_err(&pdev->dev, "no memory resource found\n"); - ret = -ENXIO; - goto err_out; - } - - mem = ioremap_nocache(res->start, res->end - res->start + 1); - if (mem == NULL) { - dev_err(&pdev->dev, "ioremap failed\n"); - ret = -ENOMEM; - goto err_out; - } - - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (res == NULL) { - dev_err(&pdev->dev, "no IRQ resource found\n"); - ret = -ENXIO; - goto err_iounmap; - } - - irq = res->start; - - hw = ieee80211_alloc_hw(sizeof(struct ath_wiphy) + - sizeof(struct ath_softc), &ath9k_ops); - if (hw == NULL) { - dev_err(&pdev->dev, "no memory for ieee80211_hw\n"); - ret = -ENOMEM; - goto err_iounmap; - } - - SET_IEEE80211_DEV(hw, &pdev->dev); - platform_set_drvdata(pdev, hw); - - aphy = hw->priv; - sc = (struct ath_softc *) (aphy + 1); - aphy->sc = sc; - aphy->hw = hw; - sc->pri_wiphy = aphy; - sc->hw = hw; - sc->dev = &pdev->dev; - sc->mem = mem; - sc->bus_ops = &ath_ahb_bus_ops; - sc->irq = irq; - - ret = ath_attach(AR5416_AR9100_DEVID, sc); - if (ret != 0) { - dev_err(&pdev->dev, "failed to attach device, err=%d\n", ret); - ret = -ENODEV; - goto err_free_hw; - } - - ret = request_irq(irq, ath_isr, IRQF_SHARED, "ath9k", sc); - if (ret) { - dev_err(&pdev->dev, "request_irq failed, err=%d\n", ret); - ret = -EIO; - goto err_detach; - } - - ah = sc->sc_ah; - printk(KERN_INFO - "%s: Atheros AR%s MAC/BB Rev:%x, " - "AR%s RF Rev:%x, mem=0x%lx, irq=%d\n", - wiphy_name(hw->wiphy), - ath_mac_bb_name(ah->hw_version.macVersion), - ah->hw_version.macRev, - ath_rf_name((ah->hw_version.analog5GhzRev & AR_RADIO_SREV_MAJOR)), - ah->hw_version.phyRev, - (unsigned long)mem, irq); - - return 0; - - err_detach: - ath_detach(sc); - err_free_hw: - ieee80211_free_hw(hw); - platform_set_drvdata(pdev, NULL); - err_iounmap: - iounmap(mem); - err_out: - return ret; -} - -static int ath_ahb_remove(struct platform_device *pdev) -{ - struct ieee80211_hw *hw = platform_get_drvdata(pdev); - - if (hw) { - struct ath_wiphy *aphy = hw->priv; - struct ath_softc *sc = aphy->sc; - - ath_cleanup(sc); - platform_set_drvdata(pdev, NULL); - } - - return 0; -} - -static struct platform_driver ath_ahb_driver = { - .probe = ath_ahb_probe, - .remove = ath_ahb_remove, - .driver = { - .name = "ath9k", - .owner = THIS_MODULE, - }, -}; - -int ath_ahb_init(void) -{ - return platform_driver_register(&ath_ahb_driver); -} - -void ath_ahb_exit(void) -{ - platform_driver_unregister(&ath_ahb_driver); -} |