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@@ -1,386 +0,0 @@
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-//------------------------------------------------------------------------------
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-// Copyright (c) 2004-2010 Atheros Communications Inc.
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-// All rights reserved.
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-//
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-//
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-//
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-// Permission to use, copy, modify, and/or distribute this software for any
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-// purpose with or without fee is hereby granted, provided that the above
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-// copyright notice and this permission notice appear in all copies.
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-//
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-// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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-// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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-// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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-// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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-// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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-// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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-// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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-//
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-//
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-//
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-// Author(s): ="Atheros"
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-//------------------------------------------------------------------------------
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-#include "ar6000_drv.h"
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-#include "htc.h"
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-#include <linux/vmalloc.h>
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-#include <linux/fs.h>
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-
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-#ifdef CONFIG_HAS_EARLYSUSPEND
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-#include <linux/earlysuspend.h>
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-#endif
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-
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-bool enable_mmc_host_detect_change = false;
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-static void ar6000_enable_mmchost_detect_change(int enable);
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-
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-
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-char fwpath[256] = "/system/wifi";
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-int wowledon;
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-unsigned int enablelogcat;
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-
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-extern struct net_device *ar6000_devices[];
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-extern char ifname[];
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-
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-const char def_ifname[] = "wlan0";
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-module_param_string(fwpath, fwpath, sizeof(fwpath), 0644);
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-module_param(enablelogcat, uint, 0644);
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-module_param(wowledon, int, 0644);
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-
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-#ifdef CONFIG_HAS_EARLYSUSPEND
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-static int screen_is_off;
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-static struct early_suspend ar6k_early_suspend;
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-#endif
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-
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-static int (*ar6000_avail_ev_p)(void *, void *);
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-
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-#if defined(CONFIG_ANDROID_LOGGER) && (!defined(CONFIG_MMC_MSM))
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-int logger_write(const enum logidx index,
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- const unsigned char prio,
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- const char __kernel * const tag,
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- const char __kernel * const fmt,
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- ...)
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-{
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- int ret = 0;
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- va_list vargs;
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- struct file *filp = (struct file *)-ENOENT;
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- mm_segment_t oldfs;
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- struct iovec vec[3];
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- int tag_bytes = strlen(tag) + 1, msg_bytes;
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- char *msg;
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- va_start(vargs, fmt);
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- msg = kvasprintf(GFP_ATOMIC, fmt, vargs);
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- va_end(vargs);
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- if (!msg)
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- return -ENOMEM;
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- if (in_interrupt()) {
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- /* we have no choice since aio_write may be blocked */
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- printk(KERN_ALERT "%s", msg);
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- goto out_free_message;
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- }
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- msg_bytes = strlen(msg) + 1;
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- if (msg_bytes <= 1) /* empty message? */
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- goto out_free_message; /* don't bother, then */
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- if ((msg_bytes + tag_bytes + 1) > 2048) {
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- ret = -E2BIG;
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- goto out_free_message;
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- }
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-
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- vec[0].iov_base = (unsigned char *) &prio;
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- vec[0].iov_len = 1;
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- vec[1].iov_base = (void *) tag;
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- vec[1].iov_len = strlen(tag) + 1;
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- vec[2].iov_base = (void *) msg;
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- vec[2].iov_len = strlen(msg) + 1;
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-
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- oldfs = get_fs();
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- set_fs(KERNEL_DS);
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- do {
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- filp = filp_open("/dev/log/main", O_WRONLY, S_IRUSR);
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- if (IS_ERR(filp) || !filp->f_op) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: filp_open /dev/log/main error\n", __FUNCTION__));
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- ret = -ENOENT;
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- break;
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- }
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-
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- if (filp->f_op->aio_write) {
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- int nr_segs = sizeof(vec) / sizeof(vec[0]);
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- int len = vec[0].iov_len + vec[1].iov_len + vec[2].iov_len;
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- struct kiocb kiocb;
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- init_sync_kiocb(&kiocb, filp);
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- kiocb.ki_pos = 0;
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- kiocb.ki_left = len;
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- kiocb.ki_nbytes = len;
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- ret = filp->f_op->aio_write(&kiocb, vec, nr_segs, kiocb.ki_pos);
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- }
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-
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- } while (0);
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-
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- if (!IS_ERR(filp)) {
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- filp_close(filp, NULL);
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- }
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- set_fs(oldfs);
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-out_free_message:
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- kfree(msg);
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- return ret;
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-}
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-#endif
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-
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-int android_logger_lv(void *module, int mask)
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-{
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- switch (mask) {
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- case ATH_DEBUG_ERR:
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- return 6;
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- case ATH_DEBUG_INFO:
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- return 4;
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- case ATH_DEBUG_WARN:
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- return 5;
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- case ATH_DEBUG_TRC:
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- return 3;
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- default:
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-#ifdef DEBUG
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- if (!module) {
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- return 3;
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- } else if (module == &GET_ATH_MODULE_DEBUG_VAR_NAME(driver)) {
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- return (mask <=ATH_DEBUG_MAKE_MODULE_MASK(3)) ? 3 : 2;
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- } else if (module == &GET_ATH_MODULE_DEBUG_VAR_NAME(htc)) {
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- return 2;
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- } else {
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- return 3;
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- }
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-#else
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- return 3; /* DEBUG */
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-#endif
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- }
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-}
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-
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-static int android_readwrite_file(const char *filename, char *rbuf, const char *wbuf, size_t length)
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-{
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- int ret = 0;
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- struct file *filp = (struct file *)-ENOENT;
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- mm_segment_t oldfs;
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- oldfs = get_fs();
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- set_fs(KERNEL_DS);
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- do {
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- int mode = (wbuf) ? O_RDWR : O_RDONLY;
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- filp = filp_open(filename, mode, S_IRUSR);
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- if (IS_ERR(filp) || !filp->f_op) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: file %s filp_open error\n", __FUNCTION__, filename));
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- ret = -ENOENT;
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- break;
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- }
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-
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- if (length==0) {
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- /* Read the length of the file only */
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- struct inode *inode;
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-
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- inode = GET_INODE_FROM_FILEP(filp);
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- if (!inode) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Get inode from %s failed\n", __FUNCTION__, filename));
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- ret = -ENOENT;
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- break;
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- }
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- ret = i_size_read(inode->i_mapping->host);
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- break;
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- }
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-
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- if (wbuf) {
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- if ( (ret=filp->f_op->write(filp, wbuf, length, &filp->f_pos)) < 0) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Write %u bytes to file %s error %d\n", __FUNCTION__,
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- length, filename, ret));
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- break;
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- }
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- } else {
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- if ( (ret=filp->f_op->read(filp, rbuf, length, &filp->f_pos)) < 0) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Read %u bytes from file %s error %d\n", __FUNCTION__,
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- length, filename, ret));
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- break;
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- }
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- }
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- } while (0);
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-
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- if (!IS_ERR(filp)) {
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- filp_close(filp, NULL);
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- }
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- set_fs(oldfs);
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-
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- return ret;
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-}
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-
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-int android_request_firmware(const struct firmware **firmware_p, const char *name,
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- struct device *device)
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-{
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- int ret = 0;
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- struct firmware *firmware;
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- char filename[256];
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- const char *raw_filename = name;
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- *firmware_p = firmware = kzalloc(sizeof(*firmware), GFP_KERNEL);
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- if (!firmware)
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- return -ENOMEM;
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- sprintf(filename, "%s/%s", fwpath, raw_filename);
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- do {
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- size_t length, bufsize, bmisize;
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-
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- if ( (ret=android_readwrite_file(filename, NULL, NULL, 0)) < 0) {
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- break;
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- } else {
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- length = ret;
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- }
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-
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- bufsize = ALIGN(length, PAGE_SIZE);
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- bmisize = A_ROUND_UP(length, 4);
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- bufsize = max(bmisize, bufsize);
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- firmware->data = vmalloc(bufsize);
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- firmware->size = length;
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- if (!firmware->data) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("%s: Cannot allocate buffer for firmware\n", __FUNCTION__));
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- ret = -ENOMEM;
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- break;
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- }
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-
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- if ( (ret=android_readwrite_file(filename, (char*)firmware->data, NULL, length)) != length) {
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- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("%s: file read error, ret %d request %d\n", __FUNCTION__, ret, length));
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- ret = -1;
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- break;
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- }
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-
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- } while (0);
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-
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- if (ret<0) {
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- if (firmware) {
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- if (firmware->data)
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- vfree(firmware->data);
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- kfree(firmware);
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- }
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- *firmware_p = NULL;
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- } else {
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- ret = 0;
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- }
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- return ret;
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-}
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-
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-void android_release_firmware(const struct firmware *firmware)
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-{
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- if (firmware) {
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- if (firmware->data)
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- vfree(firmware->data);
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- kfree(firmware);
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- }
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-}
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-
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-static int ar6000_android_avail_ev(void *context, void *hif_handle)
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-{
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- int ret;
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- ar6000_enable_mmchost_detect_change(0);
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- ret = ar6000_avail_ev_p(context, hif_handle);
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- return ret;
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-}
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-
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-/* Useful for qualcom platform to detect our wlan card for mmc stack */
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-static void ar6000_enable_mmchost_detect_change(int enable)
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-{
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-#ifdef CONFIG_MMC_MSM
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-#define MMC_MSM_DEV "msm_sdcc.1"
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- char buf[3];
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- int length;
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-
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- if (!enable_mmc_host_detect_change) {
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- return;
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- }
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- length = snprintf(buf, sizeof(buf), "%d\n", enable ? 1 : 0);
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- if (android_readwrite_file("/sys/devices/platform/" MMC_MSM_DEV "/detect_change",
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- NULL, buf, length) < 0) {
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- /* fall back to polling */
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- android_readwrite_file("/sys/devices/platform/" MMC_MSM_DEV "/polling", NULL, buf, length);
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- }
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-#endif
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-}
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-
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-#ifdef CONFIG_HAS_EARLYSUSPEND
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-static void android_early_suspend(struct early_suspend *h)
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-{
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- screen_is_off = 1;
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-}
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-
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-static void android_late_resume(struct early_suspend *h)
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-{
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- screen_is_off = 0;
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-}
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-#endif
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-
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-void android_module_init(OSDRV_CALLBACKS *osdrvCallbacks)
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-{
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- if (ifname[0] == '\0')
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- strcpy(ifname, def_ifname);
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-#ifdef CONFIG_HAS_EARLYSUSPEND
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- ar6k_early_suspend.suspend = android_early_suspend;
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- ar6k_early_suspend.resume = android_late_resume;
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- ar6k_early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN;
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- register_early_suspend(&ar6k_early_suspend);
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-#endif
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-
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- ar6000_avail_ev_p = osdrvCallbacks->deviceInsertedHandler;
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- osdrvCallbacks->deviceInsertedHandler = ar6000_android_avail_ev;
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-
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- ar6000_enable_mmchost_detect_change(1);
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-}
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-
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-void android_module_exit(void)
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-{
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-#ifdef CONFIG_HAS_EARLYSUSPEND
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- unregister_early_suspend(&ar6k_early_suspend);
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-#endif
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- ar6000_enable_mmchost_detect_change(1);
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-}
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-
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-#ifdef CONFIG_PM
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-void android_ar6k_check_wow_status(struct ar6_softc *ar, struct sk_buff *skb, bool isEvent)
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-{
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- if (
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-#ifdef CONFIG_HAS_EARLYSUSPEND
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- screen_is_off &&
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-#endif
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- skb && ar->arConnected) {
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- bool needWake = false;
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- if (isEvent) {
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- if (A_NETBUF_LEN(skb) >= sizeof(u16)) {
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- u16 cmd = *(const u16 *)A_NETBUF_DATA(skb);
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- switch (cmd) {
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- case WMI_CONNECT_EVENTID:
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- case WMI_DISCONNECT_EVENTID:
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- needWake = true;
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- break;
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- default:
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- /* dont wake lock the system for other event */
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- break;
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- }
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- }
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- } else if (A_NETBUF_LEN(skb) >= sizeof(ATH_MAC_HDR)) {
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- ATH_MAC_HDR *datap = (ATH_MAC_HDR *)A_NETBUF_DATA(skb);
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- if (!IEEE80211_IS_MULTICAST(datap->dstMac)) {
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- switch (A_BE2CPU16(datap->typeOrLen)) {
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- case 0x0800: /* IP */
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- case 0x888e: /* EAPOL */
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- case 0x88c7: /* RSN_PREAUTH */
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- case 0x88b4: /* WAPI */
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- needWake = true;
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- break;
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- case 0x0806: /* ARP is not important to hold wake lock */
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- default:
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- break;
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- }
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- }
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- }
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- if (needWake) {
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- /* keep host wake up if there is any event and packate comming in*/
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- if (wowledon) {
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- char buf[32];
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- int len = sprintf(buf, "on");
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- android_readwrite_file("/sys/power/state", NULL, buf, len);
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-
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- len = sprintf(buf, "%d", 127);
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- android_readwrite_file("/sys/class/leds/lcd-backlight/brightness",
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- NULL, buf,len);
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- }
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- }
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- }
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-}
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-#endif /* CONFIG_PM */
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