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Diffstat (limited to 'drivers/staging/ath6kl/os/linux/ar6000_android.c')
-rw-r--r--drivers/staging/ath6kl/os/linux/ar6000_android.c388
1 files changed, 0 insertions, 388 deletions
diff --git a/drivers/staging/ath6kl/os/linux/ar6000_android.c b/drivers/staging/ath6kl/os/linux/ar6000_android.c
deleted file mode 100644
index 4aa75ee2cb13..000000000000
--- a/drivers/staging/ath6kl/os/linux/ar6000_android.c
+++ /dev/null
@@ -1,388 +0,0 @@
-//------------------------------------------------------------------------------
-// Copyright (c) 2004-2010 Atheros Communications Inc.
-// All rights reserved.
-//
-//
-//
-// 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.
-//
-//
-//
-// Author(s): ="Atheros"
-//------------------------------------------------------------------------------
-#include "ar6000_drv.h"
-#include "htc.h"
-#include <linux/vmalloc.h>
-#include <linux/fs.h>
-
-#ifdef CONFIG_HAS_EARLYSUSPEND
-#include <linux/earlysuspend.h>
-#endif
-
-bool enable_mmc_host_detect_change = false;
-static void ar6000_enable_mmchost_detect_change(int enable);
-
-
-char fwpath[256] = "/system/wifi";
-int wowledon;
-unsigned int enablelogcat;
-
-extern int bmienable;
-extern struct net_device *ar6000_devices[];
-extern char ifname[];
-
-const char def_ifname[] = "wlan0";
-module_param_string(fwpath, fwpath, sizeof(fwpath), 0644);
-module_param(enablelogcat, uint, 0644);
-module_param(wowledon, int, 0644);
-
-#ifdef CONFIG_HAS_EARLYSUSPEND
-static int screen_is_off;
-static struct early_suspend ar6k_early_suspend;
-#endif
-
-static int (*ar6000_avail_ev_p)(void *, void *);
-
-#if defined(CONFIG_ANDROID_LOGGER) && (!defined(CONFIG_MMC_MSM))
-int logger_write(const enum logidx index,
- const unsigned char prio,
- const char __kernel * const tag,
- const char __kernel * const fmt,
- ...)
-{
- int ret = 0;
- va_list vargs;
- struct file *filp = (struct file *)-ENOENT;
- mm_segment_t oldfs;
- struct iovec vec[3];
- int tag_bytes = strlen(tag) + 1, msg_bytes;
- char *msg;
- va_start(vargs, fmt);
- msg = kvasprintf(GFP_ATOMIC, fmt, vargs);
- va_end(vargs);
- if (!msg)
- return -ENOMEM;
- if (in_interrupt()) {
- /* we have no choice since aio_write may be blocked */
- printk(KERN_ALERT "%s", msg);
- goto out_free_message;
- }
- msg_bytes = strlen(msg) + 1;
- if (msg_bytes <= 1) /* empty message? */
- goto out_free_message; /* don't bother, then */
- if ((msg_bytes + tag_bytes + 1) > 2048) {
- ret = -E2BIG;
- goto out_free_message;
- }
-
- vec[0].iov_base = (unsigned char *) &prio;
- vec[0].iov_len = 1;
- vec[1].iov_base = (void *) tag;
- vec[1].iov_len = strlen(tag) + 1;
- vec[2].iov_base = (void *) msg;
- vec[2].iov_len = strlen(msg) + 1;
-
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- do {
- filp = filp_open("/dev/log/main", O_WRONLY, S_IRUSR);
- if (IS_ERR(filp) || !filp->f_op) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: filp_open /dev/log/main error\n", __FUNCTION__));
- ret = -ENOENT;
- break;
- }
-
- if (filp->f_op->aio_write) {
- int nr_segs = sizeof(vec) / sizeof(vec[0]);
- int len = vec[0].iov_len + vec[1].iov_len + vec[2].iov_len;
- struct kiocb kiocb;
- init_sync_kiocb(&kiocb, filp);
- kiocb.ki_pos = 0;
- kiocb.ki_left = len;
- kiocb.ki_nbytes = len;
- ret = filp->f_op->aio_write(&kiocb, vec, nr_segs, kiocb.ki_pos);
- }
-
- } while (0);
-
- if (!IS_ERR(filp)) {
- filp_close(filp, NULL);
- }
- set_fs(oldfs);
-out_free_message:
- kfree(msg);
- return ret;
-}
-#endif
-
-int android_logger_lv(void *module, int mask)
-{
- switch (mask) {
- case ATH_DEBUG_ERR:
- return 6;
- case ATH_DEBUG_INFO:
- return 4;
- case ATH_DEBUG_WARN:
- return 5;
- case ATH_DEBUG_TRC:
- return 3;
- default:
-#ifdef DEBUG
- if (!module) {
- return 3;
- } else if (module == &GET_ATH_MODULE_DEBUG_VAR_NAME(driver)) {
- return (mask <=ATH_DEBUG_MAKE_MODULE_MASK(3)) ? 3 : 2;
- } else if (module == &GET_ATH_MODULE_DEBUG_VAR_NAME(htc)) {
- return 2;
- } else {
- return 3;
- }
-#else
- return 3; /* DEBUG */
-#endif
- }
-}
-
-static int android_readwrite_file(const char *filename, char *rbuf, const char *wbuf, size_t length)
-{
- int ret = 0;
- struct file *filp = (struct file *)-ENOENT;
- mm_segment_t oldfs;
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- do {
- int mode = (wbuf) ? O_RDWR : O_RDONLY;
- filp = filp_open(filename, mode, S_IRUSR);
- if (IS_ERR(filp) || !filp->f_op) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: file %s filp_open error\n", __FUNCTION__, filename));
- ret = -ENOENT;
- break;
- }
-
- if (length==0) {
- /* Read the length of the file only */
- struct inode *inode;
-
- inode = GET_INODE_FROM_FILEP(filp);
- if (!inode) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Get inode from %s failed\n", __FUNCTION__, filename));
- ret = -ENOENT;
- break;
- }
- ret = i_size_read(inode->i_mapping->host);
- break;
- }
-
- if (wbuf) {
- if ( (ret=filp->f_op->write(filp, wbuf, length, &filp->f_pos)) < 0) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Write %u bytes to file %s error %d\n", __FUNCTION__,
- length, filename, ret));
- break;
- }
- } else {
- if ( (ret=filp->f_op->read(filp, rbuf, length, &filp->f_pos)) < 0) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Read %u bytes from file %s error %d\n", __FUNCTION__,
- length, filename, ret));
- break;
- }
- }
- } while (0);
-
- if (!IS_ERR(filp)) {
- filp_close(filp, NULL);
- }
- set_fs(oldfs);
-
- return ret;
-}
-
-int android_request_firmware(const struct firmware **firmware_p, const char *name,
- struct device *device)
-{
- int ret = 0;
- struct firmware *firmware;
- char filename[256];
- const char *raw_filename = name;
- *firmware_p = firmware = kzalloc(sizeof(*firmware), GFP_KERNEL);
- if (!firmware)
- return -ENOMEM;
- sprintf(filename, "%s/%s", fwpath, raw_filename);
- do {
- size_t length, bufsize, bmisize;
-
- if ( (ret=android_readwrite_file(filename, NULL, NULL, 0)) < 0) {
- break;
- } else {
- length = ret;
- }
-
- bufsize = ALIGN(length, PAGE_SIZE);
- bmisize = A_ROUND_UP(length, 4);
- bufsize = max(bmisize, bufsize);
- firmware->data = vmalloc(bufsize);
- firmware->size = length;
- if (!firmware->data) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("%s: Cannot allocate buffer for firmware\n", __FUNCTION__));
- ret = -ENOMEM;
- break;
- }
-
- if ( (ret=android_readwrite_file(filename, (char*)firmware->data, NULL, length)) != length) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("%s: file read error, ret %d request %d\n", __FUNCTION__, ret, length));
- ret = -1;
- break;
- }
-
- } while (0);
-
- if (ret<0) {
- if (firmware) {
- if (firmware->data)
- vfree(firmware->data);
- kfree(firmware);
- }
- *firmware_p = NULL;
- } else {
- ret = 0;
- }
- return ret;
-}
-
-void android_release_firmware(const struct firmware *firmware)
-{
- if (firmware) {
- if (firmware->data)
- vfree(firmware->data);
- kfree(firmware);
- }
-}
-
-static int ar6000_android_avail_ev(void *context, void *hif_handle)
-{
- int ret;
- ar6000_enable_mmchost_detect_change(0);
- ret = ar6000_avail_ev_p(context, hif_handle);
- return ret;
-}
-
-/* Useful for qualcom platform to detect our wlan card for mmc stack */
-static void ar6000_enable_mmchost_detect_change(int enable)
-{
-#ifdef CONFIG_MMC_MSM
-#define MMC_MSM_DEV "msm_sdcc.1"
- char buf[3];
- int length;
-
- if (!enable_mmc_host_detect_change) {
- return;
- }
- length = snprintf(buf, sizeof(buf), "%d\n", enable ? 1 : 0);
- if (android_readwrite_file("/sys/devices/platform/" MMC_MSM_DEV "/detect_change",
- NULL, buf, length) < 0) {
- /* fall back to polling */
- android_readwrite_file("/sys/devices/platform/" MMC_MSM_DEV "/polling", NULL, buf, length);
- }
-#endif
-}
-
-#ifdef CONFIG_HAS_EARLYSUSPEND
-static void android_early_suspend(struct early_suspend *h)
-{
- screen_is_off = 1;
-}
-
-static void android_late_resume(struct early_suspend *h)
-{
- screen_is_off = 0;
-}
-#endif
-
-void android_module_init(OSDRV_CALLBACKS *osdrvCallbacks)
-{
- bmienable = 1;
- if (ifname[0] == '\0')
- strcpy(ifname, def_ifname);
-#ifdef CONFIG_HAS_EARLYSUSPEND
- ar6k_early_suspend.suspend = android_early_suspend;
- ar6k_early_suspend.resume = android_late_resume;
- ar6k_early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN;
- register_early_suspend(&ar6k_early_suspend);
-#endif
-
- ar6000_avail_ev_p = osdrvCallbacks->deviceInsertedHandler;
- osdrvCallbacks->deviceInsertedHandler = ar6000_android_avail_ev;
-
- ar6000_enable_mmchost_detect_change(1);
-}
-
-void android_module_exit(void)
-{
-#ifdef CONFIG_HAS_EARLYSUSPEND
- unregister_early_suspend(&ar6k_early_suspend);
-#endif
- ar6000_enable_mmchost_detect_change(1);
-}
-
-#ifdef CONFIG_PM
-void android_ar6k_check_wow_status(struct ar6_softc *ar, struct sk_buff *skb, bool isEvent)
-{
- if (
-#ifdef CONFIG_HAS_EARLYSUSPEND
- screen_is_off &&
-#endif
- skb && ar->arConnected) {
- bool needWake = false;
- if (isEvent) {
- if (A_NETBUF_LEN(skb) >= sizeof(u16)) {
- u16 cmd = *(const u16 *)A_NETBUF_DATA(skb);
- switch (cmd) {
- case WMI_CONNECT_EVENTID:
- case WMI_DISCONNECT_EVENTID:
- needWake = true;
- break;
- default:
- /* dont wake lock the system for other event */
- break;
- }
- }
- } else if (A_NETBUF_LEN(skb) >= sizeof(ATH_MAC_HDR)) {
- ATH_MAC_HDR *datap = (ATH_MAC_HDR *)A_NETBUF_DATA(skb);
- if (!IEEE80211_IS_MULTICAST(datap->dstMac)) {
- switch (A_BE2CPU16(datap->typeOrLen)) {
- case 0x0800: /* IP */
- case 0x888e: /* EAPOL */
- case 0x88c7: /* RSN_PREAUTH */
- case 0x88b4: /* WAPI */
- needWake = true;
- break;
- case 0x0806: /* ARP is not important to hold wake lock */
- default:
- break;
- }
- }
- }
- if (needWake) {
- /* keep host wake up if there is any event and packate coming in*/
- if (wowledon) {
- char buf[32];
- int len = sprintf(buf, "on");
- android_readwrite_file("/sys/power/state", NULL, buf, len);
-
- len = sprintf(buf, "%d", 127);
- android_readwrite_file("/sys/class/leds/lcd-backlight/brightness",
- NULL, buf,len);
- }
- }
- }
-}
-#endif /* CONFIG_PM */
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