unsigned int nohifscattersupport = NOHIFSCATTERSUPPORT_DEFAULT;
unsigned int setuphci = SETUPHCI_DEFAULT;
-unsigned int setuphcipal = SETUPHCIPAL_DEFAULT;
unsigned int loghci = 0;
unsigned int setupbtdev = SETUPBTDEV_DEFAULT;
#ifndef EXPORT_HCI_BRIDGE_INTERFACE
module_param(nohifscattersupport, uint, 0644);
module_param(panic_on_assert, uint, 0644);
module_param(setuphci, uint, 0644);
-module_param(setuphcipal, uint, 0644);
module_param(loghci, uint, 0644);
module_param(setupbtdev, uint, 0644);
#ifndef EXPORT_HCI_BRIDGE_INTERFACE
static int
ar6000_sysfs_bmi_init(struct ar6_softc *ar);
-/* HCI PAL callback function declarations */
-int ar6k_setup_hci_pal(struct ar6_softc *ar);
void ar6k_cleanup_hci_pal(struct ar6_softc *ar);
static void
if (setuphci)
ar6000_cleanup_hci(ar);
#endif
-#ifdef EXPORT_HCI_PAL_INTERFACE
- if (setuphcipal && (NULL != ar6kHciPalCallbacks_g.cleanupTransport)) {
- ar6kHciPalCallbacks_g.cleanupTransport(ar);
- }
-#else
- /* cleanup hci pal driver data structures */
- if(setuphcipal)
- ar6k_cleanup_hci_pal(ar);
-#endif
AR_DEBUG_PRINTF(ATH_DEBUG_INFO,(" Shutting down HTC .... \n"));
/* stop HTC */
HTCStop(ar->arHtcTarget);
status = ar6000_setup_hci(ar);
}
#endif
-#ifdef EXPORT_HCI_PAL_INTERFACE
- if (setuphcipal && (NULL != ar6kHciPalCallbacks_g.setupTransport))
- status = ar6kHciPalCallbacks_g.setupTransport(ar);
-#else
- if(setuphcipal)
- status = ar6k_setup_hci_pal(ar);
-#endif
} while (false);
WMI_DATA_HDR *dhdr = (WMI_DATA_HDR *)A_NETBUF_DATA(skb);
bool is_amsdu;
u8 tid;
- bool is_acl_data_frame;
- is_acl_data_frame = WMI_DATA_HDR_GET_DATA_TYPE(dhdr) == WMI_DATA_HDR_DATA_TYPE_ACL;
+
+ /*
+ * This check can be removed if after a while we do not
+ * see the warning. For now we leave it to ensure
+ * we drop these frames accordingly in case the
+ * target generates them for some reason. These
+ * were used for an internal PAL but that's not
+ * used or supported anymore. These frames should
+ * not come up from the target.
+ */
+ if (WARN_ON(WMI_DATA_HDR_GET_DATA_TYPE(dhdr) ==
+ WMI_DATA_HDR_DATA_TYPE_ACL)) {
+ AR6000_STAT_INC(ar, rx_errors);
+ A_NETBUF_FREE(skb);
+ return;
+ }
+
#ifdef CONFIG_PM
ar6000_check_wow_status(ar, NULL, false);
#endif /* CONFIG_PM */
* ACL data frames don't follow ethernet frame bounds for
* min length
*/
- if (ar->arNetworkType != AP_NETWORK && !is_acl_data_frame &&
+ if (ar->arNetworkType != AP_NETWORK &&
((pPacket->ActualLength < minHdrLen) ||
(pPacket->ActualLength > AR6000_MAX_RX_MESSAGE_SIZE)))
{
/* NWF: print the 802.11 hdr bytes */
if(containsDot11Hdr) {
status = wmi_dot11_hdr_remove(ar->arWmi,skb);
- } else if(!is_amsdu && !is_acl_data_frame) {
+ } else if(!is_amsdu) {
status = wmi_dot3_2_dix(skb);
}
goto rx_done;
}
- if (is_acl_data_frame) {
- A_NETBUF_PUSH(skb, sizeof(int));
- *((short *)A_NETBUF_DATA(skb)) = WMI_ACL_DATA_EVENTID;
- /* send the data packet to PAL driver */
- if(ar6k_pal_config_g.fpar6k_pal_recv_pkt) {
- if((*ar6k_pal_config_g.fpar6k_pal_recv_pkt)(ar->hcipal_info, skb) == true)
- goto rx_done;
- }
- }
-
if ((ar->arNetDev->flags & IFF_UP) == IFF_UP) {
if (ar->arNetworkType == AP_NETWORK) {
struct sk_buff *skb1 = NULL;
buf += sizeof(int);
memcpy(buf, cmd->buf, cmd->evt_buf_sz);
- if(ar6k_pal_config_g.fpar6k_pal_recv_pkt)
- {
- /* pass the cmd packet to PAL driver */
- if((*ar6k_pal_config_g.fpar6k_pal_recv_pkt)(ar->hcipal_info, osbuf) == true)
- return;
- }
ar6000_deliver_frames_to_nw_stack(ar->arNetDev, osbuf);
if(loghci) {
A_PRINTF_LOG("HCI Event From PAL <-- \n");
+++ /dev/null
-//------------------------------------------------------------------------------
-// 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"
-#ifdef AR6K_ENABLE_HCI_PAL
-#include <net/bluetooth/bluetooth.h>
-#include <net/bluetooth/hci_core.h>
-#include <ar6k_pal.h>
-
-extern unsigned int setupbtdev;
-#define bt_check_bit(val, bit) (val & bit)
-#define bt_set_bit(val, bit) (val |= bit)
-#define bt_clear_bit(val, bit) (val &= ~bit)
-
-/* export ATH_AR6K_DEBUG_HCI_PAL=yes in host/localmake.linux.inc
- * to enable debug information */
-#ifdef HCIPAL_DEBUG
-#define PRIN_LOG(format, args...) printk(KERN_ALERT "%s:%d - %s Msg:" format "\n",__FUNCTION__, __LINE__, __FILE__, ## args)
-#else
-#define PRIN_LOG(format, args...)
-#endif
-
-/**********************************
- * HCI PAL private info structure
- *********************************/
-typedef struct ar6k_hci_pal_info_s{
-
- unsigned long ulFlags;
-#define HCI_NORMAL_MODE (1)
-#define HCI_REGISTERED (1<<1)
- struct hci_dev *hdev; /* BT Stack HCI dev */
- struct ar6_softc *ar;
-
-}ar6k_hci_pal_info_t;
-
-/*** BT Stack Entrypoints *******/
-/***************************************
- * bt_open - open a handle to the device
- ***************************************/
-static int bt_open(struct hci_dev *hdev)
-{
- PRIN_LOG("HCI PAL: bt_open - enter - x\n");
- set_bit(HCI_RUNNING, &hdev->flags);
- set_bit(HCI_UP, &hdev->flags);
- set_bit(HCI_INIT, &hdev->flags);
- return 0;
-}
-
-/***************************************
- * bt_close - close handle to the device
- ***************************************/
-static int bt_close(struct hci_dev *hdev)
-{
- PRIN_LOG("HCI PAL: bt_close - enter\n");
- clear_bit(HCI_RUNNING, &hdev->flags);
- return 0;
-}
-
-/*****************************
- * bt_ioctl - ioctl processing
- *****************************/
-static int bt_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
-{
- PRIN_LOG("HCI PAL: bt_ioctl - enter\n");
- return -ENOIOCTLCMD;
-}
-
-/**************************************
- * bt_flush - flush outstanding packets
- **************************************/
-static int bt_flush(struct hci_dev *hdev)
-{
- PRIN_LOG("HCI PAL: bt_flush - enter\n");
- return 0;
-}
-
-/***************
- * bt_destruct
- ***************/
-static void bt_destruct(struct hci_dev *hdev)
-{
- PRIN_LOG("HCI PAL: bt_destruct - enter\n");
- /* nothing to do here */
-}
-
-/****************************************************
- * Invoked from bluetooth stack via hdev->send()
- * to send the packet out via ar6k to PAL firmware.
- *
- * For HCI command packet wmi_send_hci_cmd() is invoked.
- * wmi_send_hci_cmd adds WMI_CMD_HDR and sends the packet
- * to PAL firmware.
- *
- * For HCI ACL data packet wmi_data_hdr_add is invoked
- * to add WMI_DATA_HDR to the packet. ar6000_acl_data_tx
- * is then invoked to send the packet to PAL firmware.
- ******************************************************/
-static int btpal_send_frame(struct sk_buff *skb)
-{
- struct hci_dev *hdev = (struct hci_dev *)skb->dev;
- HCI_TRANSPORT_PACKET_TYPE type;
- ar6k_hci_pal_info_t *pHciPalInfo;
- int status = 0;
- struct sk_buff *txSkb = NULL;
- struct ar6_softc *ar;
-
- if (!hdev) {
- PRIN_LOG("HCI PAL: btpal_send_frame - no device\n");
- return -ENODEV;
- }
-
- if (!test_bit(HCI_RUNNING, &hdev->flags)) {
- PRIN_LOG("HCI PAL: btpal_send_frame - not open\n");
- return -EBUSY;
- }
-
- pHciPalInfo = (ar6k_hci_pal_info_t *)hdev->driver_data;
- A_ASSERT(pHciPalInfo != NULL);
- ar = pHciPalInfo->ar;
-
- PRIN_LOG("+btpal_send_frame type: %d \n",bt_cb(skb)->pkt_type);
- type = HCI_COMMAND_TYPE;
-
- switch (bt_cb(skb)->pkt_type) {
- case HCI_COMMAND_PKT:
- type = HCI_COMMAND_TYPE;
- hdev->stat.cmd_tx++;
- break;
-
- case HCI_ACLDATA_PKT:
- type = HCI_ACL_TYPE;
- hdev->stat.acl_tx++;
- break;
-
- case HCI_SCODATA_PKT:
- /* we don't support SCO over the pal */
- kfree_skb(skb);
- return 0;
- default:
- A_ASSERT(false);
- kfree_skb(skb);
- return 0;
- }
-
- if (AR_DEBUG_LVL_CHECK(ATH_DEBUG_HCI_DUMP)) {
- A_PRINTF(">>> Send HCI %s packet len: %d\n",
- (type == HCI_COMMAND_TYPE) ? "COMMAND" : "ACL",
- skb->len);
- if (type == HCI_COMMAND_TYPE) {
- PRIN_LOG(" HCI Command: OGF:0x%X OCF:0x%X \r\n",
- HCI_GET_OP_CODE(skb-data) >> 10, HCI_GET_OP_CODE(skb-data) & 0x3FF);
- }
- AR_DEBUG_PRINTBUF(skb->data,skb->len,"BT HCI SEND Packet Dump");
- }
-
- do {
- if(type == HCI_COMMAND_TYPE)
- {
- PRIN_LOG("HCI command");
-
- if (ar->arWmiReady == false)
- {
- PRIN_LOG("WMI not ready ");
- break;
- }
-
- if (wmi_send_hci_cmd(ar->arWmi, skb->data, skb->len) != 0)
- {
- PRIN_LOG("send hci cmd error");
- break;
- }
- }
- else if(type == HCI_ACL_TYPE)
- {
- void *osbuf;
-
- PRIN_LOG("ACL data");
- if (ar->arWmiReady == false)
- {
- PRIN_LOG("WMI not ready");
- break;
- }
-
- /* need to add WMI header so allocate a skb with more space */
- txSkb = bt_skb_alloc(TX_PACKET_RSV_OFFSET + WMI_MAX_TX_META_SZ +
- sizeof(WMI_DATA_HDR) + skb->len,
- GFP_ATOMIC);
-
- if (txSkb == NULL) {
- status = A_NO_MEMORY;
- PRIN_LOG("No memory");
- break;
- }
-
- bt_cb(txSkb)->pkt_type = bt_cb(skb)->pkt_type;
- txSkb->dev = (void *)pHciPalInfo->hdev;
- skb_reserve(txSkb, TX_PACKET_RSV_OFFSET + WMI_MAX_TX_META_SZ + sizeof(WMI_DATA_HDR));
- memcpy(txSkb->data, skb->data, skb->len);
- skb_put(txSkb,skb->len);
- /* Add WMI packet type */
- osbuf = (void *)txSkb;
-
- if (wmi_data_hdr_add(ar->arWmi, osbuf, DATA_MSGTYPE, 0, WMI_DATA_HDR_DATA_TYPE_ACL,0,NULL) != 0) {
- PRIN_LOG("XIOCTL_ACL_DATA - wmi_data_hdr_add failed\n");
- } else {
- /* Send data buffer over HTC */
- PRIN_LOG("acl data tx");
- ar6000_acl_data_tx(osbuf, ar->arNetDev);
- }
- txSkb = NULL;
- }
- } while (false);
-
- if (txSkb != NULL) {
- PRIN_LOG("Free skb");
- kfree_skb(txSkb);
- }
- kfree_skb(skb);
- return 0;
-}
-
-
-/***********************************************
- * Unregister HCI device and free HCI device info
- ***********************************************/
-static void bt_cleanup_hci_pal(ar6k_hci_pal_info_t *pHciPalInfo)
-{
- int err;
-
- if (bt_check_bit(pHciPalInfo->ulFlags, HCI_REGISTERED)) {
- bt_clear_bit(pHciPalInfo->ulFlags, HCI_REGISTERED);
- clear_bit(HCI_RUNNING, &pHciPalInfo->hdev->flags);
- clear_bit(HCI_UP, &pHciPalInfo->hdev->flags);
- clear_bit(HCI_INIT, &pHciPalInfo->hdev->flags);
- A_ASSERT(pHciPalInfo->hdev != NULL);
- /* unregister */
- PRIN_LOG("Unregister PAL device");
- if ((err = hci_unregister_dev(pHciPalInfo->hdev)) < 0) {
- PRIN_LOG("HCI PAL: failed to unregister with bluetooth %d\n",err);
- }
- }
-
- kfree(pHciPalInfo->hdev);
- pHciPalInfo->hdev = NULL;
-}
-
-/*********************************************************
- * Allocate HCI device and store in PAL private info structure.
- *********************************************************/
-static int bt_setup_hci_pal(ar6k_hci_pal_info_t *pHciPalInfo)
-{
- int status = 0;
- struct hci_dev *pHciDev = NULL;
-
- if (!setupbtdev) {
- return 0;
- }
-
- do {
- /* allocate a BT HCI struct for this device */
- pHciDev = hci_alloc_dev();
- if (NULL == pHciDev) {
- PRIN_LOG("HCI PAL driver - failed to allocate BT HCI struct \n");
- status = A_NO_MEMORY;
- break;
- }
-
- /* save the device, we'll register this later */
- pHciPalInfo->hdev = pHciDev;
- SET_HCI_BUS_TYPE(pHciDev, HCI_VIRTUAL, HCI_80211);
- pHciDev->driver_data = pHciPalInfo;
- pHciDev->open = bt_open;
- pHciDev->close = bt_close;
- pHciDev->send = btpal_send_frame;
- pHciDev->ioctl = bt_ioctl;
- pHciDev->flush = bt_flush;
- pHciDev->destruct = bt_destruct;
- pHciDev->owner = THIS_MODULE;
- /* driver is running in normal BT mode */
- PRIN_LOG("Normal mode enabled");
- bt_set_bit(pHciPalInfo->ulFlags, HCI_NORMAL_MODE);
-
- } while (false);
-
- if (status) {
- bt_cleanup_hci_pal(pHciPalInfo);
- }
- return status;
-}
-
-/**********************************************
- * Cleanup HCI device and free HCI PAL private info
- *********************************************/
-void ar6k_cleanup_hci_pal(void *ar_p)
-{
- struct ar6_softc *ar = (struct ar6_softc *)ar_p;
- ar6k_hci_pal_info_t *pHciPalInfo = (ar6k_hci_pal_info_t *)ar->hcipal_info;
-
- if (pHciPalInfo != NULL) {
- bt_cleanup_hci_pal(pHciPalInfo);
- kfree(pHciPalInfo);
- ar->hcipal_info = NULL;
- }
-}
-
-/****************************
- * Register HCI device
- ****************************/
-static bool ar6k_pal_transport_ready(void *pHciPal)
-{
- ar6k_hci_pal_info_t *pHciPalInfo = (ar6k_hci_pal_info_t *)pHciPal;
-
- PRIN_LOG("HCI device transport ready");
- if(pHciPalInfo == NULL)
- return false;
-
- if (hci_register_dev(pHciPalInfo->hdev) < 0) {
- PRIN_LOG("Can't register HCI device");
- hci_free_dev(pHciPalInfo->hdev);
- return false;
- }
- PRIN_LOG("HCI device registered");
- pHciPalInfo->ulFlags |= HCI_REGISTERED;
- return true;
-}
-
-/**************************************************
- * Called from ar6k driver when command or ACL data
- * packet is received. Pass the packet to bluetooth
- * stack via hci_recv_frame.
- **************************************************/
-bool ar6k_pal_recv_pkt(void *pHciPal, void *osbuf)
-{
- struct sk_buff *skb = (struct sk_buff *)osbuf;
- ar6k_hci_pal_info_t *pHciPalInfo;
- bool success = false;
- u8 btType = 0;
- pHciPalInfo = (ar6k_hci_pal_info_t *)pHciPal;
-
- do {
-
- /* if normal mode is not enabled pass on to the stack
- * by returning failure */
- if(!(pHciPalInfo->ulFlags & HCI_NORMAL_MODE))
- {
- PRIN_LOG("Normal mode not enabled");
- break;
- }
-
- if (!test_bit(HCI_RUNNING, &pHciPalInfo->hdev->flags)) {
- PRIN_LOG("HCI PAL: HCI - not running\n");
- break;
- }
-
- if(*((short *)A_NETBUF_DATA(skb)) == WMI_ACL_DATA_EVENTID)
- btType = HCI_ACLDATA_PKT;
- else
- btType = HCI_EVENT_PKT;
- /* pull 4 bytes which contains WMI packet type */
- A_NETBUF_PULL(skb, sizeof(int));
- bt_cb(skb)->pkt_type = btType;
- skb->dev = (void *)pHciPalInfo->hdev;
-
- /* pass the received event packet up the stack */
- if (hci_recv_frame(skb) != 0) {
- PRIN_LOG("HCI PAL: hci_recv_frame failed \n");
- break;
- } else {
- PRIN_LOG("HCI PAL: Indicated RCV of type:%d, Length:%d \n",HCI_EVENT_PKT, skb->len);
- }
- PRIN_LOG("hci recv success");
- success = true;
- }while(false);
- return success;
-}
-
-/**********************************************************
- * HCI PAL init function called from ar6k when it is loaded..
- * Allocates PAL private info, stores the same in ar6k private info.
- * Registers a HCI device.
- * Registers packet receive callback function with ar6k
- **********************************************************/
-int ar6k_setup_hci_pal(void *ar_p)
-{
- int status = 0;
- ar6k_hci_pal_info_t *pHciPalInfo;
- ar6k_pal_config_t ar6k_pal_config;
- struct ar6_softc *ar = (struct ar6_softc *)ar_p;
-
- do {
-
- pHciPalInfo = (ar6k_hci_pal_info_t *)A_MALLOC(sizeof(ar6k_hci_pal_info_t));
-
- if (NULL == pHciPalInfo) {
- status = A_NO_MEMORY;
- break;
- }
-
- A_MEMZERO(pHciPalInfo, sizeof(ar6k_hci_pal_info_t));
- ar->hcipal_info = pHciPalInfo;
- pHciPalInfo->ar = ar;
-
- status = bt_setup_hci_pal(pHciPalInfo);
- if (status) {
- break;
- }
-
- if(bt_check_bit(pHciPalInfo->ulFlags, HCI_NORMAL_MODE))
- PRIN_LOG("HCI PAL: running in normal mode... \n");
- else
- PRIN_LOG("HCI PAL: running in test mode... \n");
-
- ar6k_pal_config.fpar6k_pal_recv_pkt = ar6k_pal_recv_pkt;
- register_pal_cb(&ar6k_pal_config);
- ar6k_pal_transport_ready(ar->hcipal_info);
- } while (false);
-
- if (status) {
- ar6k_cleanup_hci_pal(ar);
- }
- return status;
-}
-#else /* AR6K_ENABLE_HCI_PAL */
-int ar6k_setup_hci_pal(void *ar_p)
-{
- return 0;
-}
-void ar6k_cleanup_hci_pal(void *ar_p)
-{
-}
-#endif /* AR6K_ENABLE_HCI_PAL */
-
-#ifdef EXPORT_HCI_PAL_INTERFACE
-/*****************************************************
- * Register init and callback function with ar6k
- * when PAL driver is a separate kernel module.
- ****************************************************/
-int ar6k_register_hci_pal(struct hci_transport_callbacks *hciTransCallbacks);
-static int __init pal_init_module(void)
-{
- struct hci_transport_callbacks hciTransCallbacks;
-
- hciTransCallbacks.setupTransport = ar6k_setup_hci_pal;
- hciTransCallbacks.cleanupTransport = ar6k_cleanup_hci_pal;
-
- if(ar6k_register_hci_pal(&hciTransCallbacks) != 0)
- return -ENODEV;
-
- return 0;
-}
-
-static void __exit pal_cleanup_module(void)
-{
-}
-
-module_init(pal_init_module);
-module_exit(pal_cleanup_module);
-MODULE_LICENSE("Dual BSD/GPL");
-#endif
projects / profile / ivi / kernel-adaptation-intel-automotive.git / commitdiff