HTC Vision (and others) have a Broadcom BCM4329 chip-set for WiFi/Bluetooth/FM-rx...
[bootloader-ap.git] / drivers / net / wireless / bcm4329 / bcmsdh_linux.c
diff --git a/drivers/net/wireless/bcm4329/bcmsdh_linux.c b/drivers/net/wireless/bcm4329/bcmsdh_linux.c
new file mode 100644 (file)
index 0000000..0555f87
--- /dev/null
@@ -0,0 +1,687 @@
+/*
+ * SDIO access interface for drivers - linux specific (pci only)
+ *
+ * Copyright (C) 1999-2010, Broadcom Corporation
+ * 
+ *      Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License version 2 (the "GPL"),
+ * available at http://www.broadcom.com/licenses/GPLv2.php, with the
+ * following added to such license:
+ * 
+ *      As a special exception, the copyright holders of this software give you
+ * permission to link this software with independent modules, and to copy and
+ * distribute the resulting executable under terms of your choice, provided that
+ * you also meet, for each linked independent module, the terms and conditions of
+ * the license of that module.  An independent module is a module which is not
+ * derived from this software.  The special exception does not apply to any
+ * modifications of the software.
+ * 
+ *      Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Broadcom software provided under a license
+ * other than the GPL, without Broadcom's express prior written consent.
+ *
+ * $Id: bcmsdh_linux.c,v 1.42.10.10.2.12 2010/03/10 03:09:48 Exp $
+ */
+
+/**
+ * @file bcmsdh_linux.c
+ */
+
+#define __UNDEF_NO_VERSION__
+
+#include <typedefs.h>
+#include <linuxver.h>
+
+#include <linux/pci.h>
+#include <linux/completion.h>
+
+#include <osl.h>
+#include <pcicfg.h>
+#include <bcmdefs.h>
+#include <bcmdevs.h>
+
+#if defined(OOB_INTR_ONLY)
+#include <linux/irq.h>
+extern void dhdsdio_isr(void * args);
+#include <bcmutils.h>
+#include <dngl_stats.h>
+#include <dhd.h>
+#endif /* defined(OOB_INTR_ONLY) */
+#if defined(CONFIG_MACH_SANDGATE2G) || defined(CONFIG_MACH_LOGICPD_PXA270)
+#if !defined(BCMPLATFORM_BUS)
+#define BCMPLATFORM_BUS
+#endif /* !defined(BCMPLATFORM_BUS) */
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19))
+#include <linux/platform_device.h>
+#endif /* KERNEL_VERSION(2, 6, 19) */
+#endif /* CONFIG_MACH_SANDGATE2G || CONFIG_MACH_LOGICPD_PXA270 */
+
+/**
+ * SDIO Host Controller info
+ */
+typedef struct bcmsdh_hc bcmsdh_hc_t;
+
+struct bcmsdh_hc {
+       bcmsdh_hc_t *next;
+#ifdef BCMPLATFORM_BUS
+       struct device *dev;                     /* platform device handle */
+#else
+       struct pci_dev *dev;            /* pci device handle */
+#endif /* BCMPLATFORM_BUS */
+       osl_t *osh;
+       void *regs;                     /* SDIO Host Controller address */
+       bcmsdh_info_t *sdh;             /* SDIO Host Controller handle */
+       void *ch;
+       unsigned int oob_irq;
+       unsigned long oob_flags;
+};
+static bcmsdh_hc_t *sdhcinfo = NULL;
+
+/* driver info, initialized when bcmsdh_register is called */
+static bcmsdh_driver_t drvinfo = {NULL, NULL};
+
+/* debugging macros */
+#define SDLX_MSG(x)
+
+/**
+ * Checks to see if vendor and device IDs match a supported SDIO Host Controller.
+ */
+bool
+bcmsdh_chipmatch(uint16 vendor, uint16 device)
+{
+       /* Add other vendors and devices as required */
+
+#ifdef BCMSDIOH_STD
+       /* Check for Arasan host controller */
+       if (vendor == VENDOR_SI_IMAGE) {
+               return (TRUE);
+       }
+       /* Check for BRCM 27XX Standard host controller */
+       if (device == BCM27XX_SDIOH_ID && vendor == VENDOR_BROADCOM) {
+               return (TRUE);
+       }
+       /* Check for BRCM Standard host controller */
+       if (device == SDIOH_FPGA_ID && vendor == VENDOR_BROADCOM) {
+               return (TRUE);
+       }
+       /* Check for TI PCIxx21 Standard host controller */
+       if (device == PCIXX21_SDIOH_ID && vendor == VENDOR_TI) {
+               return (TRUE);
+       }
+       if (device == PCIXX21_SDIOH0_ID && vendor == VENDOR_TI) {
+               return (TRUE);
+       }
+       /* Ricoh R5C822 Standard SDIO Host */
+       if (device == R5C822_SDIOH_ID && vendor == VENDOR_RICOH) {
+               return (TRUE);
+       }
+       /* JMicron Standard SDIO Host */
+       if (device == JMICRON_SDIOH_ID && vendor == VENDOR_JMICRON) {
+               return (TRUE);
+       }
+
+#endif /* BCMSDIOH_STD */
+#ifdef BCMSDIOH_SPI
+       /* This is the PciSpiHost. */
+       if (device == SPIH_FPGA_ID && vendor == VENDOR_BROADCOM) {
+               printf("Found PCI SPI Host Controller\n");
+               return (TRUE);
+       }
+
+#endif /* BCMSDIOH_SPI */
+
+       return (FALSE);
+}
+
+#if defined(BCMPLATFORM_BUS)
+#if defined(BCMLXSDMMC)
+/* forward declarations */
+int bcmsdh_probe(struct device *dev);
+int bcmsdh_remove(struct device *dev);
+
+EXPORT_SYMBOL(bcmsdh_probe);
+EXPORT_SYMBOL(bcmsdh_remove);
+
+#else
+/* forward declarations */
+static int __devinit bcmsdh_probe(struct device *dev);
+static int __devexit bcmsdh_remove(struct device *dev);
+#endif /* BCMLXSDMMC */
+
+#ifndef BCMLXSDMMC
+static struct device_driver bcmsdh_driver = {
+       .name           = "pxa2xx-mci",
+       .bus            = &platform_bus_type,
+       .probe          = bcmsdh_probe,
+       .remove         = bcmsdh_remove,
+       .suspend        = NULL,
+       .resume         = NULL,
+       };
+#endif /* BCMLXSDMMC */
+
+#ifndef BCMLXSDMMC
+static
+#endif /* BCMLXSDMMC */
+int bcmsdh_probe(struct device *dev)
+{
+       osl_t *osh = NULL;
+       bcmsdh_hc_t *sdhc = NULL;
+       ulong regs = 0;
+       bcmsdh_info_t *sdh = NULL;
+#if !defined(BCMLXSDMMC) && defined(BCMPLATFORM_BUS)
+       struct platform_device *pdev;
+       struct resource *r;
+#endif /* BCMLXSDMMC */
+       int irq = 0;
+       uint32 vendevid;
+       unsigned long irq_flags = IRQF_TRIGGER_FALLING;
+
+#if !defined(BCMLXSDMMC) && defined(BCMPLATFORM_BUS)
+       pdev = to_platform_device(dev);
+       r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       irq = platform_get_irq(pdev, 0);
+       if (!r || irq == NO_IRQ)
+               return -ENXIO;
+#endif /* BCMLXSDMMC */
+
+#if defined(OOB_INTR_ONLY)
+       irq = dhd_customer_oob_irq_map(&irq_flags);
+       if  (irq < 0) {
+               SDLX_MSG(("%s: Host irq is not defined\n", __FUNCTION__));
+               return 1;
+       }
+#endif /* defined(OOB_INTR_ONLY) */
+       /* allocate SDIO Host Controller state info */
+       if (!(osh = osl_attach(dev, PCI_BUS, FALSE))) {
+               SDLX_MSG(("%s: osl_attach failed\n", __FUNCTION__));
+               goto err;
+       }
+       if (!(sdhc = MALLOC(osh, sizeof(bcmsdh_hc_t)))) {
+               SDLX_MSG(("%s: out of memory, allocated %d bytes\n",
+                       __FUNCTION__,
+                       MALLOCED(osh)));
+               goto err;
+       }
+       bzero(sdhc, sizeof(bcmsdh_hc_t));
+       sdhc->osh = osh;
+
+       sdhc->dev = (void *)dev;
+
+#ifdef BCMLXSDMMC
+       if (!(sdh = bcmsdh_attach(osh, (void *)0,
+                                 (void **)&regs, irq))) {
+               SDLX_MSG(("%s: bcmsdh_attach failed\n", __FUNCTION__));
+               goto err;
+       }
+#else
+       if (!(sdh = bcmsdh_attach(osh, (void *)r->start,
+                                 (void **)&regs, irq))) {
+               SDLX_MSG(("%s: bcmsdh_attach failed\n", __FUNCTION__));
+               goto err;
+       }
+#endif /* BCMLXSDMMC */
+       sdhc->sdh = sdh;
+       sdhc->oob_irq = irq;
+       sdhc->oob_flags = irq_flags;
+
+       /* chain SDIO Host Controller info together */
+       sdhc->next = sdhcinfo;
+       sdhcinfo = sdhc;
+       /* Read the vendor/device ID from the CIS */
+       vendevid = bcmsdh_query_device(sdh);
+
+       /* try to attach to the target device */
+       if (!(sdhc->ch = drvinfo.attach((vendevid >> 16),
+                                        (vendevid & 0xFFFF), 0, 0, 0, 0,
+                                       (void *)regs, NULL, sdh))) {
+               SDLX_MSG(("%s: device attach failed\n", __FUNCTION__));
+               goto err;
+       }
+
+       return 0;
+
+       /* error handling */
+err:
+       if (sdhc) {
+               if (sdhc->sdh)
+                       bcmsdh_detach(sdhc->osh, sdhc->sdh);
+               MFREE(osh, sdhc, sizeof(bcmsdh_hc_t));
+       }
+       if (osh)
+               osl_detach(osh);
+       return -ENODEV;
+}
+
+#ifndef BCMLXSDMMC
+static
+#endif /* BCMLXSDMMC */
+int bcmsdh_remove(struct device *dev)
+{
+       bcmsdh_hc_t *sdhc, *prev;
+       osl_t *osh;
+
+       sdhc = sdhcinfo;
+       drvinfo.detach(sdhc->ch);
+       bcmsdh_detach(sdhc->osh, sdhc->sdh);
+       /* find the SDIO Host Controller state for this pdev and take it out from the list */
+       for (sdhc = sdhcinfo, prev = NULL; sdhc; sdhc = sdhc->next) {
+               if (sdhc->dev == (void *)dev) {
+                       if (prev)
+                               prev->next = sdhc->next;
+                       else
+                               sdhcinfo = NULL;
+                       break;
+               }
+               prev = sdhc;
+       }
+       if (!sdhc) {
+               SDLX_MSG(("%s: failed\n", __FUNCTION__));
+               return 0;
+       }
+
+
+       /* release SDIO Host Controller info */
+       osh = sdhc->osh;
+       MFREE(osh, sdhc, sizeof(bcmsdh_hc_t));
+       osl_detach(osh);
+
+#if !defined(BCMLXSDMMC)
+       dev_set_drvdata(dev, NULL);
+#endif /* !defined(BCMLXSDMMC) */
+
+       return 0;
+}
+
+#else /* BCMPLATFORM_BUS */
+
+#if !defined(BCMLXSDMMC)
+/* forward declarations for PCI probe and remove functions. */
+static int __devinit bcmsdh_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
+static void __devexit bcmsdh_pci_remove(struct pci_dev *pdev);
+
+/**
+ * pci id table
+ */
+static struct pci_device_id bcmsdh_pci_devid[] __devinitdata = {
+       { vendor: PCI_ANY_ID,
+       device: PCI_ANY_ID,
+       subvendor: PCI_ANY_ID,
+       subdevice: PCI_ANY_ID,
+       class: 0,
+       class_mask: 0,
+       driver_data: 0,
+       },
+       { 0, }
+};
+MODULE_DEVICE_TABLE(pci, bcmsdh_pci_devid);
+
+/**
+ * SDIO Host Controller pci driver info
+ */
+static struct pci_driver bcmsdh_pci_driver = {
+       node:           {},
+       name:           "bcmsdh",
+       id_table:       bcmsdh_pci_devid,
+       probe:          bcmsdh_pci_probe,
+       remove:         bcmsdh_pci_remove,
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
+       save_state:     NULL,
+#endif
+       suspend:        NULL,
+       resume:         NULL,
+};
+
+
+extern uint sd_pci_slot;       /* Force detection to a particular PCI */
+                               /* slot only . Allows for having multiple */
+                               /* WL devices at once in a PC */
+                               /* Only one instance of dhd will be */
+                               /* useable at a time */
+                               /* Upper word is bus number, */
+                               /* lower word is slot number */
+                               /* Default value of 0xFFFFffff turns this */
+                               /* off */
+module_param(sd_pci_slot, uint, 0);
+
+
+/**
+ * Detect supported SDIO Host Controller and attach if found.
+ *
+ * Determine if the device described by pdev is a supported SDIO Host
+ * Controller.  If so, attach to it and attach to the target device.
+ */
+static int __devinit
+bcmsdh_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+       osl_t *osh = NULL;
+       bcmsdh_hc_t *sdhc = NULL;
+       ulong regs;
+       bcmsdh_info_t *sdh = NULL;
+       int rc;
+
+       if (sd_pci_slot != 0xFFFFffff) {
+               if (pdev->bus->number != (sd_pci_slot>>16) ||
+                       PCI_SLOT(pdev->devfn) != (sd_pci_slot&0xffff)) {
+                       SDLX_MSG(("%s: %s: bus %X, slot %X, vend %X, dev %X\n",
+                               __FUNCTION__,
+                               bcmsdh_chipmatch(pdev->vendor, pdev->device)
+                               ? "Found compatible SDIOHC"
+                               : "Probing unknown device",
+                               pdev->bus->number, PCI_SLOT(pdev->devfn), pdev->vendor,
+                               pdev->device));
+                       return -ENODEV;
+               }
+               SDLX_MSG(("%s: %s: bus %X, slot %X, vendor %X, device %X (good PCI location)\n",
+                       __FUNCTION__,
+                       bcmsdh_chipmatch(pdev->vendor, pdev->device)
+                       ? "Using compatible SDIOHC"
+                       : "WARNING, forced use of unkown device",
+                       pdev->bus->number, PCI_SLOT(pdev->devfn), pdev->vendor, pdev->device));
+       }
+
+       if ((pdev->vendor == VENDOR_TI) && ((pdev->device == PCIXX21_FLASHMEDIA_ID) ||
+           (pdev->device == PCIXX21_FLASHMEDIA0_ID))) {
+               uint32 config_reg;
+
+               SDLX_MSG(("%s: Disabling TI FlashMedia Controller.\n", __FUNCTION__));
+               if (!(osh = osl_attach(pdev, PCI_BUS, FALSE))) {
+                       SDLX_MSG(("%s: osl_attach failed\n", __FUNCTION__));
+                       goto err;
+               }
+
+               config_reg = OSL_PCI_READ_CONFIG(osh, 0x4c, 4);
+
+               /*
+                * Set MMC_SD_DIS bit in FlashMedia Controller.
+                * Disbling the SD/MMC Controller in the FlashMedia Controller
+                * allows the Standard SD Host Controller to take over control
+                * of the SD Slot.
+                */
+               config_reg |= 0x02;
+               OSL_PCI_WRITE_CONFIG(osh, 0x4c, 4, config_reg);
+               osl_detach(osh);
+       }
+       /* match this pci device with what we support */
+       /* we can't solely rely on this to believe it is our SDIO Host Controller! */
+       if (!bcmsdh_chipmatch(pdev->vendor, pdev->device)) {
+               return -ENODEV;
+       }
+
+       /* this is a pci device we might support */
+       SDLX_MSG(("%s: Found possible SDIO Host Controller: bus %d slot %d func %d irq %d\n",
+               __FUNCTION__,
+               pdev->bus->number, PCI_SLOT(pdev->devfn),
+               PCI_FUNC(pdev->devfn), pdev->irq));
+
+       /* use bcmsdh_query_device() to get the vendor ID of the target device so
+        * it will eventually appear in the Broadcom string on the console
+        */
+
+       /* allocate SDIO Host Controller state info */
+       if (!(osh = osl_attach(pdev, PCI_BUS, FALSE))) {
+               SDLX_MSG(("%s: osl_attach failed\n", __FUNCTION__));
+               goto err;
+       }
+       if (!(sdhc = MALLOC(osh, sizeof(bcmsdh_hc_t)))) {
+               SDLX_MSG(("%s: out of memory, allocated %d bytes\n",
+                       __FUNCTION__,
+                       MALLOCED(osh)));
+               goto err;
+       }
+       bzero(sdhc, sizeof(bcmsdh_hc_t));
+       sdhc->osh = osh;
+
+       sdhc->dev = pdev;
+
+       /* map to address where host can access */
+       pci_set_master(pdev);
+       rc = pci_enable_device(pdev);
+       if (rc) {
+               SDLX_MSG(("%s: Cannot enble PCI device\n", __FUNCTION__));
+               goto err;
+       }
+       if (!(sdh = bcmsdh_attach(osh, (void *)(uintptr)pci_resource_start(pdev, 0),
+                                 (void **)&regs, pdev->irq))) {
+               SDLX_MSG(("%s: bcmsdh_attach failed\n", __FUNCTION__));
+               goto err;
+       }
+
+       sdhc->sdh = sdh;
+
+       /* try to attach to the target device */
+       if (!(sdhc->ch = drvinfo.attach(VENDOR_BROADCOM, /* pdev->vendor, */
+                                       bcmsdh_query_device(sdh) & 0xFFFF, 0, 0, 0, 0,
+                                       (void *)regs, NULL, sdh))) {
+               SDLX_MSG(("%s: device attach failed\n", __FUNCTION__));
+               goto err;
+       }
+
+       /* chain SDIO Host Controller info together */
+       sdhc->next = sdhcinfo;
+       sdhcinfo = sdhc;
+
+       return 0;
+
+       /* error handling */
+err:
+       if (sdhc->sdh)
+               bcmsdh_detach(sdhc->osh, sdhc->sdh);
+       if (sdhc)
+               MFREE(osh, sdhc, sizeof(bcmsdh_hc_t));
+       if (osh)
+               osl_detach(osh);
+       return -ENODEV;
+}
+
+
+/**
+ * Detach from target devices and SDIO Host Controller
+ */
+static void __devexit
+bcmsdh_pci_remove(struct pci_dev *pdev)
+{
+       bcmsdh_hc_t *sdhc, *prev;
+       osl_t *osh;
+
+       /* find the SDIO Host Controller state for this pdev and take it out from the list */
+       for (sdhc = sdhcinfo, prev = NULL; sdhc; sdhc = sdhc->next) {
+               if (sdhc->dev == pdev) {
+                       if (prev)
+                               prev->next = sdhc->next;
+                       else
+                               sdhcinfo = NULL;
+                       break;
+               }
+               prev = sdhc;
+       }
+       if (!sdhc)
+               return;
+
+       drvinfo.detach(sdhc->ch);
+
+       bcmsdh_detach(sdhc->osh, sdhc->sdh);
+
+       /* release SDIO Host Controller info */
+       osh = sdhc->osh;
+       MFREE(osh, sdhc, sizeof(bcmsdh_hc_t));
+       osl_detach(osh);
+}
+#endif /* BCMLXSDMMC */
+#endif /* BCMPLATFORM_BUS */
+
+extern int sdio_function_init(void);
+
+int
+bcmsdh_register(bcmsdh_driver_t *driver)
+{
+       int error = 0;
+
+       drvinfo = *driver;
+
+#if defined(BCMPLATFORM_BUS)
+#if defined(BCMLXSDMMC)
+       SDLX_MSG(("Linux Kernel SDIO/MMC Driver\n"));
+       error = sdio_function_init();
+#else
+       SDLX_MSG(("Intel PXA270 SDIO Driver\n"));
+       error = driver_register(&bcmsdh_driver);
+#endif /* defined(BCMLXSDMMC) */
+       return error;
+#endif /* defined(BCMPLATFORM_BUS) */
+
+#if !defined(BCMPLATFORM_BUS) && !defined(BCMLXSDMMC)
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
+       if (!(error = pci_module_init(&bcmsdh_pci_driver)))
+               return 0;
+#else
+       if (!(error = pci_register_driver(&bcmsdh_pci_driver)))
+               return 0;
+#endif
+
+       SDLX_MSG(("%s: pci_module_init failed 0x%x\n", __FUNCTION__, error));
+#endif /* BCMPLATFORM_BUS */
+
+       return error;
+}
+
+extern void sdio_function_cleanup(void);
+
+void
+bcmsdh_unregister(void)
+{
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
+       if (bcmsdh_pci_driver.node.next)
+#endif
+
+#if defined(BCMPLATFORM_BUS) && !defined(BCMLXSDMMC)
+               driver_unregister(&bcmsdh_driver);
+#endif
+#if defined(BCMLXSDMMC)
+       sdio_function_cleanup();
+#endif /* BCMLXSDMMC */
+#if !defined(BCMPLATFORM_BUS) && !defined(BCMLXSDMMC)
+               pci_unregister_driver(&bcmsdh_pci_driver);
+#endif /* BCMPLATFORM_BUS */
+}
+
+#if defined(OOB_INTR_ONLY)
+static irqreturn_t wlan_oob_irq(int irq, void *dev_id)
+{
+       dhd_pub_t *dhdp;
+
+       dhdp = (dhd_pub_t *)dev_get_drvdata(sdhcinfo->dev);
+
+       if (dhdp == NULL) {
+               disable_irq(sdhcinfo->oob_irq);
+               SDLX_MSG(("Out of band GPIO interrupt fired way too early\n"));
+               return IRQ_HANDLED;
+       }
+
+       dhdsdio_isr((void *)dhdp->bus);
+
+       return IRQ_HANDLED;
+}
+
+int bcmsdh_register_oob_intr(void * dhdp)
+{
+       int error = 0;
+
+       SDLX_MSG(("%s Enter\n", __FUNCTION__));
+
+       dev_set_drvdata(sdhcinfo->dev, dhdp);
+
+       /* Refer to customer Host IRQ docs about proper irqflags definition */
+       error = request_irq(sdhcinfo->oob_irq, wlan_oob_irq, sdhcinfo->oob_flags,
+               "bcmsdh_sdmmc", NULL);
+
+       if (error)
+               return -ENODEV;
+
+       set_irq_wake(sdhcinfo->oob_irq, 1);
+
+       return 0;
+}
+
+void bcmsdh_unregister_oob_intr(void)
+{
+       SDLX_MSG(("%s: Enter\n", __FUNCTION__));
+
+       set_irq_wake(sdhcinfo->oob_irq, 0);
+       disable_irq(sdhcinfo->oob_irq); /* just in case.. */
+       free_irq(sdhcinfo->oob_irq, NULL);
+}
+
+void bcmsdh_oob_intr_set(bool enable)
+{
+       if (enable)
+               enable_irq(sdhcinfo->oob_irq);
+       else
+               disable_irq(sdhcinfo->oob_irq);
+}
+#endif /* defined(OOB_INTR_ONLY) */
+/* Module parameters specific to each host-controller driver */
+
+extern uint sd_msglevel;       /* Debug message level */
+module_param(sd_msglevel, uint, 0);
+
+extern uint sd_power;  /* 0 = SD Power OFF, 1 = SD Power ON. */
+module_param(sd_power, uint, 0);
+
+extern uint sd_clock;  /* SD Clock Control, 0 = SD Clock OFF, 1 = SD Clock ON */
+module_param(sd_clock, uint, 0);
+
+extern uint sd_divisor;        /* Divisor (-1 means external clock) */
+module_param(sd_divisor, uint, 0);
+
+extern uint sd_sdmode; /* Default is SD4, 0=SPI, 1=SD1, 2=SD4 */
+module_param(sd_sdmode, uint, 0);
+
+extern uint sd_hiok;   /* Ok to use hi-speed mode */
+module_param(sd_hiok, uint, 0);
+
+extern uint sd_f2_blocksize;
+module_param(sd_f2_blocksize, int, 0);
+
+
+#ifdef BCMSDH_MODULE
+EXPORT_SYMBOL(bcmsdh_attach);
+EXPORT_SYMBOL(bcmsdh_detach);
+EXPORT_SYMBOL(bcmsdh_intr_query);
+EXPORT_SYMBOL(bcmsdh_intr_enable);
+EXPORT_SYMBOL(bcmsdh_intr_disable);
+EXPORT_SYMBOL(bcmsdh_intr_reg);
+EXPORT_SYMBOL(bcmsdh_intr_dereg);
+
+#if defined(DHD_DEBUG)
+EXPORT_SYMBOL(bcmsdh_intr_pending);
+#endif
+
+EXPORT_SYMBOL(bcmsdh_devremove_reg);
+EXPORT_SYMBOL(bcmsdh_cfg_read);
+EXPORT_SYMBOL(bcmsdh_cfg_write);
+EXPORT_SYMBOL(bcmsdh_cis_read);
+EXPORT_SYMBOL(bcmsdh_reg_read);
+EXPORT_SYMBOL(bcmsdh_reg_write);
+EXPORT_SYMBOL(bcmsdh_regfail);
+EXPORT_SYMBOL(bcmsdh_send_buf);
+EXPORT_SYMBOL(bcmsdh_recv_buf);
+
+EXPORT_SYMBOL(bcmsdh_rwdata);
+EXPORT_SYMBOL(bcmsdh_abort);
+EXPORT_SYMBOL(bcmsdh_query_device);
+EXPORT_SYMBOL(bcmsdh_query_iofnum);
+EXPORT_SYMBOL(bcmsdh_iovar_op);
+EXPORT_SYMBOL(bcmsdh_register);
+EXPORT_SYMBOL(bcmsdh_unregister);
+EXPORT_SYMBOL(bcmsdh_chipmatch);
+EXPORT_SYMBOL(bcmsdh_reset);
+
+EXPORT_SYMBOL(bcmsdh_get_dstatus);
+EXPORT_SYMBOL(bcmsdh_cfg_read_word);
+EXPORT_SYMBOL(bcmsdh_cfg_write_word);
+EXPORT_SYMBOL(bcmsdh_cur_sbwad);
+EXPORT_SYMBOL(bcmsdh_chipinfo);
+
+#endif /* BCMSDH_MODULE */