Commit 345fb3f8 authored by John W. Linville's avatar John W. Linville

Merge tag 'for-linville-20130318' of git://github.com/kvalo/ath6kl

parents 49c87cd1 243c0280
......@@ -30,6 +30,15 @@ config ATH6KL_DEBUG
---help---
Enables debug support
config ATH6KL_TRACING
bool "Atheros ath6kl tracing support"
depends on ATH6KL
depends on EVENT_TRACING
---help---
Select this to ath6kl use tracing infrastructure.
If unsure, say Y to make it easier to debug problems.
config ATH6KL_REGDOMAIN
bool "Atheros ath6kl regdomain support"
depends on ATH6KL
......
......@@ -35,10 +35,15 @@ ath6kl_core-y += txrx.o
ath6kl_core-y += wmi.o
ath6kl_core-y += core.o
ath6kl_core-y += recovery.o
ath6kl_core-$(CONFIG_NL80211_TESTMODE) += testmode.o
ath6kl_core-$(CONFIG_ATH6KL_TRACING) += trace.o
obj-$(CONFIG_ATH6KL_SDIO) += ath6kl_sdio.o
ath6kl_sdio-y += sdio.o
obj-$(CONFIG_ATH6KL_USB) += ath6kl_usb.o
ath6kl_usb-y += usb.o
# for tracing framework to find trace.h
CFLAGS_trace.o := -I$(src)
......@@ -402,7 +402,7 @@ static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type,
if (type == NL80211_IFTYPE_STATION ||
type == NL80211_IFTYPE_AP || type == NL80211_IFTYPE_ADHOC) {
for (i = 0; i < ar->vif_max; i++) {
if ((ar->avail_idx_map >> i) & BIT(0)) {
if ((ar->avail_idx_map) & BIT(i)) {
*if_idx = i;
return true;
}
......@@ -412,7 +412,7 @@ static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type,
if (type == NL80211_IFTYPE_P2P_CLIENT ||
type == NL80211_IFTYPE_P2P_GO) {
for (i = ar->max_norm_iface; i < ar->vif_max; i++) {
if ((ar->avail_idx_map >> i) & BIT(0)) {
if ((ar->avail_idx_map) & BIT(i)) {
*if_idx = i;
return true;
}
......@@ -1535,7 +1535,9 @@ static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy,
ath6kl_cfg80211_vif_stop(vif, test_bit(WMI_READY, &ar->flag));
rtnl_lock();
ath6kl_cfg80211_vif_cleanup(vif);
rtnl_unlock();
return 0;
}
......@@ -3661,7 +3663,6 @@ struct wireless_dev *ath6kl_interface_add(struct ath6kl *ar, const char *name,
vif->sme_state = SME_DISCONNECTED;
set_bit(WLAN_ENABLED, &vif->flags);
ar->wlan_pwr_state = WLAN_POWER_STATE_ON;
set_bit(NETDEV_REGISTERED, &vif->flags);
if (type == NL80211_IFTYPE_ADHOC)
ar->ibss_if_active = true;
......
......@@ -560,7 +560,6 @@ enum ath6kl_vif_state {
WMM_ENABLED,
NETQ_STOPPED,
DTIM_EXPIRED,
NETDEV_REGISTERED,
CLEAR_BSSFILTER_ON_BEACON,
DTIM_PERIOD_AVAIL,
WLAN_ENABLED,
......@@ -936,8 +935,6 @@ void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid, u16 seq_no,
u8 win_sz);
void ath6kl_wakeup_event(void *dev);
void ath6kl_reset_device(struct ath6kl *ar, u32 target_type,
bool wait_fot_compltn, bool cold_reset);
void ath6kl_init_control_info(struct ath6kl_vif *vif);
struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar);
void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready);
......
......@@ -56,6 +56,60 @@ int ath6kl_printk(const char *level, const char *fmt, ...)
}
EXPORT_SYMBOL(ath6kl_printk);
int ath6kl_info(const char *fmt, ...)
{
struct va_format vaf = {
.fmt = fmt,
};
va_list args;
int ret;
va_start(args, fmt);
vaf.va = &args;
ret = ath6kl_printk(KERN_INFO, "%pV", &vaf);
trace_ath6kl_log_info(&vaf);
va_end(args);
return ret;
}
EXPORT_SYMBOL(ath6kl_info);
int ath6kl_err(const char *fmt, ...)
{
struct va_format vaf = {
.fmt = fmt,
};
va_list args;
int ret;
va_start(args, fmt);
vaf.va = &args;
ret = ath6kl_printk(KERN_ERR, "%pV", &vaf);
trace_ath6kl_log_err(&vaf);
va_end(args);
return ret;
}
EXPORT_SYMBOL(ath6kl_err);
int ath6kl_warn(const char *fmt, ...)
{
struct va_format vaf = {
.fmt = fmt,
};
va_list args;
int ret;
va_start(args, fmt);
vaf.va = &args;
ret = ath6kl_printk(KERN_WARNING, "%pV", &vaf);
trace_ath6kl_log_warn(&vaf);
va_end(args);
return ret;
}
EXPORT_SYMBOL(ath6kl_warn);
#ifdef CONFIG_ATH6KL_DEBUG
void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...)
......@@ -63,16 +117,16 @@ void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...)
struct va_format vaf;
va_list args;
if (!(debug_mask & mask))
return;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
if (debug_mask & mask)
ath6kl_printk(KERN_DEBUG, "%pV", &vaf);
trace_ath6kl_log_dbg(mask, &vaf);
va_end(args);
}
EXPORT_SYMBOL(ath6kl_dbg);
......@@ -87,6 +141,10 @@ void ath6kl_dbg_dump(enum ATH6K_DEBUG_MASK mask,
print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len);
}
/* tracing code doesn't like null strings :/ */
trace_ath6kl_log_dbg_dump(msg ? msg : "", prefix ? prefix : "",
buf, len);
}
EXPORT_SYMBOL(ath6kl_dbg_dump);
......@@ -1752,7 +1810,9 @@ int ath6kl_debug_init_fs(struct ath6kl *ar)
debugfs_create_file("tgt_stats", S_IRUSR, ar->debugfs_phy, ar,
&fops_tgt_stats);
debugfs_create_file("credit_dist_stats", S_IRUSR, ar->debugfs_phy, ar,
if (ar->hif_type == ATH6KL_HIF_TYPE_SDIO)
debugfs_create_file("credit_dist_stats", S_IRUSR,
ar->debugfs_phy, ar,
&fops_credit_dist_stats);
debugfs_create_file("endpoint_stats", S_IRUSR | S_IWUSR,
......
......@@ -19,6 +19,7 @@
#define DEBUG_H
#include "hif.h"
#include "trace.h"
enum ATH6K_DEBUG_MASK {
ATH6KL_DBG_CREDIT = BIT(0),
......@@ -51,13 +52,9 @@ enum ATH6K_DEBUG_MASK {
extern unsigned int debug_mask;
extern __printf(2, 3)
int ath6kl_printk(const char *level, const char *fmt, ...);
#define ath6kl_info(fmt, ...) \
ath6kl_printk(KERN_INFO, fmt, ##__VA_ARGS__)
#define ath6kl_err(fmt, ...) \
ath6kl_printk(KERN_ERR, fmt, ##__VA_ARGS__)
#define ath6kl_warn(fmt, ...) \
ath6kl_printk(KERN_WARNING, fmt, ##__VA_ARGS__)
extern __printf(1, 2) int ath6kl_info(const char *fmt, ...);
extern __printf(1, 2) int ath6kl_err(const char *fmt, ...);
extern __printf(1, 2) int ath6kl_warn(const char *fmt, ...);
enum ath6kl_war {
ATH6KL_WAR_INVALID_RATE,
......
......@@ -22,6 +22,7 @@
#include "target.h"
#include "hif-ops.h"
#include "debug.h"
#include "trace.h"
#define MAILBOX_FOR_BLOCK_SIZE 1
......@@ -436,6 +437,8 @@ static int proc_pending_irqs(struct ath6kl_device *dev, bool *done)
ath6kl_dump_registers(dev, &dev->irq_proc_reg,
&dev->irq_en_reg);
trace_ath6kl_sdio_irq(&dev->irq_en_reg,
sizeof(dev->irq_en_reg));
/* Update only those registers that are enabled */
host_int_status = dev->irq_proc_reg.host_int_status &
......
......@@ -19,6 +19,8 @@
#include "hif.h"
#include "debug.h"
#include "hif-ops.h"
#include "trace.h"
#include <asm/unaligned.h>
#define CALC_TXRX_PADDED_LEN(dev, len) (__ALIGN_MASK((len), (dev)->block_mask))
......@@ -537,6 +539,8 @@ static int ath6kl_htc_tx_issue(struct htc_target *target,
packet->buf, padded_len,
HIF_WR_ASYNC_BLOCK_INC, packet);
trace_ath6kl_htc_tx(status, packet->endpoint, packet->buf, send_len);
return status;
}
......@@ -757,7 +761,8 @@ static void ath6kl_htc_tx_bundle(struct htc_endpoint *endpoint,
{
struct htc_target *target = endpoint->target;
struct hif_scatter_req *scat_req = NULL;
int n_scat, n_sent_bundle = 0, tot_pkts_bundle = 0;
int n_scat, n_sent_bundle = 0, tot_pkts_bundle = 0, i;
struct htc_packet *packet;
int status;
u32 txb_mask;
u8 ac = WMM_NUM_AC;
......@@ -832,6 +837,13 @@ static void ath6kl_htc_tx_bundle(struct htc_endpoint *endpoint,
ath6kl_dbg(ATH6KL_DBG_HTC,
"htc tx scatter bytes %d entries %d\n",
scat_req->len, scat_req->scat_entries);
for (i = 0; i < scat_req->scat_entries; i++) {
packet = scat_req->scat_list[i].packet;
trace_ath6kl_htc_tx(packet->status, packet->endpoint,
packet->buf, packet->act_len);
}
ath6kl_hif_submit_scat_req(target->dev, scat_req, false);
if (status)
......@@ -1903,6 +1915,7 @@ static void ath6kl_htc_rx_complete(struct htc_endpoint *endpoint,
ath6kl_dbg(ATH6KL_DBG_HTC,
"htc rx complete ep %d packet 0x%p\n",
endpoint->eid, packet);
endpoint->ep_cb.rx(endpoint->target, packet);
}
......@@ -2011,6 +2024,9 @@ static int ath6kl_htc_rx_process_packets(struct htc_target *target,
list_for_each_entry_safe(packet, tmp_pkt, comp_pktq, list) {
ep = &target->endpoint[packet->endpoint];
trace_ath6kl_htc_rx(packet->status, packet->endpoint,
packet->buf, packet->act_len);
/* process header for each of the recv packet */
status = ath6kl_htc_rx_process_hdr(target, packet, lk_ahds,
n_lk_ahd);
......@@ -2291,6 +2307,9 @@ static struct htc_packet *htc_wait_for_ctrl_msg(struct htc_target *target)
if (ath6kl_htc_rx_packet(target, packet, packet->act_len))
goto fail_ctrl_rx;
trace_ath6kl_htc_rx(packet->status, packet->endpoint,
packet->buf, packet->act_len);
/* process receive header */
packet->status = ath6kl_htc_rx_process_hdr(target, packet, NULL, NULL);
......
......@@ -1167,8 +1167,8 @@ static int htc_wait_recv_ctrl_message(struct htc_target *target)
}
if (count <= 0) {
ath6kl_dbg(ATH6KL_DBG_HTC, "%s: Timeout!\n", __func__);
return -ECOMM;
ath6kl_warn("htc pipe control receive timeout!\n");
return -ETIMEDOUT;
}
return 0;
......@@ -1581,7 +1581,7 @@ static int ath6kl_htc_pipe_wait_target(struct htc_target *target)
return status;
if (target->pipe.ctrl_response_len < sizeof(*ready_msg)) {
ath6kl_dbg(ATH6KL_DBG_HTC, "invalid htc ready msg len:%d!\n",
ath6kl_warn("invalid htc pipe ready msg len: %d\n",
target->pipe.ctrl_response_len);
return -ECOMM;
}
......@@ -1589,7 +1589,7 @@ static int ath6kl_htc_pipe_wait_target(struct htc_target *target)
ready_msg = (struct htc_ready_ext_msg *) target->pipe.ctrl_response_buf;
if (ready_msg->ver2_0_info.msg_id != cpu_to_le16(HTC_MSG_READY_ID)) {
ath6kl_dbg(ATH6KL_DBG_HTC, "invalid htc ready msg : 0x%X !\n",
ath6kl_warn("invalid htc pipe ready msg: 0x%x\n",
ready_msg->ver2_0_info.msg_id);
return -ECOMM;
}
......
......@@ -201,8 +201,8 @@ struct sk_buff *ath6kl_buf_alloc(int size)
u16 reserved;
/* Add chacheline space at front and back of buffer */
reserved = (2 * L1_CACHE_BYTES) + ATH6KL_DATA_OFFSET +
sizeof(struct htc_packet) + ATH6KL_HTC_ALIGN_BYTES;
reserved = roundup((2 * L1_CACHE_BYTES) + ATH6KL_DATA_OFFSET +
sizeof(struct htc_packet) + ATH6KL_HTC_ALIGN_BYTES, 4);
skb = dev_alloc_skb(size + reserved);
if (skb)
......@@ -1549,10 +1549,89 @@ static const char *ath6kl_init_get_hif_name(enum ath6kl_hif_type type)
return NULL;
}
static const struct fw_capa_str_map {
int id;
const char *name;
} fw_capa_map[] = {
{ ATH6KL_FW_CAPABILITY_HOST_P2P, "host-p2p" },
{ ATH6KL_FW_CAPABILITY_SCHED_SCAN, "sched-scan" },
{ ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, "sta-p2pdev-duplex" },
{ ATH6KL_FW_CAPABILITY_INACTIVITY_TIMEOUT, "inactivity-timeout" },
{ ATH6KL_FW_CAPABILITY_RSN_CAP_OVERRIDE, "rsn-cap-override" },
{ ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER, "wow-mc-filter" },
{ ATH6KL_FW_CAPABILITY_BMISS_ENHANCE, "bmiss-enhance" },
{ ATH6KL_FW_CAPABILITY_SCHED_SCAN_MATCH_LIST, "sscan-match-list" },
{ ATH6KL_FW_CAPABILITY_RSSI_SCAN_THOLD, "rssi-scan-thold" },
{ ATH6KL_FW_CAPABILITY_CUSTOM_MAC_ADDR, "custom-mac-addr" },
{ ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY, "tx-err-notify" },
{ ATH6KL_FW_CAPABILITY_REGDOMAIN, "regdomain" },
{ ATH6KL_FW_CAPABILITY_SCHED_SCAN_V2, "sched-scan-v2" },
{ ATH6KL_FW_CAPABILITY_HEART_BEAT_POLL, "hb-poll" },
};
static const char *ath6kl_init_get_fw_capa_name(unsigned int id)
{
int i;
for (i = 0; i < ARRAY_SIZE(fw_capa_map); i++) {
if (fw_capa_map[i].id == id)
return fw_capa_map[i].name;
}
return "<unknown>";
}
static void ath6kl_init_get_fwcaps(struct ath6kl *ar, char *buf, size_t buf_len)
{
u8 *data = (u8 *) ar->fw_capabilities;
size_t trunc_len, len = 0;
int i, index, bit;
char *trunc = "...";
for (i = 0; i < ATH6KL_FW_CAPABILITY_MAX; i++) {
index = i / 8;
bit = i % 8;
if (index >= sizeof(ar->fw_capabilities) * 4)
break;
if (buf_len - len < 4) {
ath6kl_warn("firmware capability buffer too small!\n");
/* add "..." to the end of string */
trunc_len = strlen(trunc) + 1;
strncpy(buf + buf_len - trunc_len, trunc, trunc_len);
return;
}
if (data[index] & (1 << bit)) {
len += scnprintf(buf + len, buf_len - len, "%s,",
ath6kl_init_get_fw_capa_name(i));
}
}
/* overwrite the last comma */
if (len > 0)
len--;
buf[len] = '\0';
}
static int ath6kl_init_hw_reset(struct ath6kl *ar)
{
ath6kl_dbg(ATH6KL_DBG_BOOT, "cold resetting the device");
return ath6kl_diag_write32(ar, RESET_CONTROL_ADDRESS,
cpu_to_le32(RESET_CONTROL_COLD_RST));
}
static int __ath6kl_init_hw_start(struct ath6kl *ar)
{
long timeleft;
int ret, i;
char buf[200];
ath6kl_dbg(ATH6KL_DBG_BOOT, "hw start\n");
......@@ -1569,24 +1648,35 @@ static int __ath6kl_init_hw_start(struct ath6kl *ar)
goto err_power_off;
/* Do we need to finish the BMI phase */
/* FIXME: return error from ath6kl_bmi_done() */
if (ath6kl_bmi_done(ar)) {
ret = -EIO;
ret = ath6kl_bmi_done(ar);
if (ret)
goto err_power_off;
}
/*
* The reason we have to wait for the target here is that the
* driver layer has to init BMI in order to set the host block
* size.
*/
if (ath6kl_htc_wait_target(ar->htc_target)) {
ret = -EIO;
ret = ath6kl_htc_wait_target(ar->htc_target);
if (ret == -ETIMEDOUT) {
/*
* Most likely USB target is in odd state after reboot and
* needs a reset. A cold reset makes the whole device
* disappear from USB bus and initialisation starts from
* beginning.
*/
ath6kl_warn("htc wait target timed out, resetting device\n");
ath6kl_init_hw_reset(ar);
goto err_power_off;
} else if (ret) {
ath6kl_err("htc wait target failed: %d\n", ret);
goto err_power_off;
}
if (ath6kl_init_service_ep(ar)) {
ret = -EIO;
ret = ath6kl_init_service_ep(ar);
if (ret) {
ath6kl_err("Endpoint service initilisation failed: %d\n", ret);
goto err_cleanup_scatter;
}
......@@ -1617,6 +1707,8 @@ static int __ath6kl_init_hw_start(struct ath6kl *ar)
ar->wiphy->fw_version,
ar->fw_api,
test_bit(TESTMODE, &ar->flag) ? " testmode" : "");
ath6kl_init_get_fwcaps(ar, buf, sizeof(buf));
ath6kl_info("firmware supports: %s\n", buf);
}
if (ar->version.abi_ver != ATH6KL_ABI_VERSION) {
......@@ -1765,9 +1857,7 @@ void ath6kl_stop_txrx(struct ath6kl *ar)
* Try to reset the device if we can. The driver may have been
* configure NOT to reset the target during a debug session.
*/
ath6kl_dbg(ATH6KL_DBG_TRC,
"attempting to reset target on instance destroy\n");
ath6kl_reset_device(ar, ar->target_type, true, true);
ath6kl_init_hw_reset(ar);
up(&ar->sem);
}
......
......@@ -345,39 +345,6 @@ int ath6kl_read_fwlogs(struct ath6kl *ar)
return ret;
}
/* FIXME: move to a better place, target.h? */
#define AR6003_RESET_CONTROL_ADDRESS 0x00004000
#define AR6004_RESET_CONTROL_ADDRESS 0x00004000
void ath6kl_reset_device(struct ath6kl *ar, u32 target_type,
bool wait_fot_compltn, bool cold_reset)
{
int status = 0;
u32 address;
__le32 data;
if (target_type != TARGET_TYPE_AR6003 &&
target_type != TARGET_TYPE_AR6004)
return;
data = cold_reset ? cpu_to_le32(RESET_CONTROL_COLD_RST) :
cpu_to_le32(RESET_CONTROL_MBOX_RST);
switch (target_type) {
case TARGET_TYPE_AR6003:
address = AR6003_RESET_CONTROL_ADDRESS;
break;
case TARGET_TYPE_AR6004:
address = AR6004_RESET_CONTROL_ADDRESS;
break;
}
status = ath6kl_diag_write32(ar, address, data);
if (status)
ath6kl_err("failed to reset target\n");
}
static void ath6kl_install_static_wep_keys(struct ath6kl_vif *vif)
{
u8 index;
......@@ -1327,9 +1294,11 @@ void init_netdev(struct net_device *dev)
dev->watchdog_timeo = ATH6KL_TX_TIMEOUT;
dev->needed_headroom = ETH_HLEN;
dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) +
sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH
+ WMI_MAX_TX_META_SZ + ATH6KL_HTC_ALIGN_BYTES;
dev->needed_headroom += roundup(sizeof(struct ath6kl_llc_snap_hdr) +
sizeof(struct wmi_data_hdr) +
HTC_HDR_LENGTH +
WMI_MAX_TX_META_SZ +
ATH6KL_HTC_ALIGN_BYTES, 4);
dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
......
......@@ -28,6 +28,7 @@
#include "target.h"
#include "debug.h"
#include "cfg80211.h"
#include "trace.h"
struct ath6kl_sdio {
struct sdio_func *func;
......@@ -179,6 +180,8 @@ static int ath6kl_sdio_io(struct sdio_func *func, u32 request, u32 addr,
request & HIF_FIXED_ADDRESS ? " (fixed)" : "", buf, len);
ath6kl_dbg_dump(ATH6KL_DBG_SDIO_DUMP, NULL, "sdio ", buf, len);
trace_ath6kl_sdio(addr, request, buf, len);
return ret;
}
......@@ -309,6 +312,13 @@ static int ath6kl_sdio_scat_rw(struct ath6kl_sdio *ar_sdio,
sdio_claim_host(ar_sdio->func);
mmc_set_data_timeout(&data, ar_sdio->func->card);
trace_ath6kl_sdio_scat(scat_req->addr,
scat_req->req,
scat_req->len,
scat_req->scat_entries,
scat_req->scat_list);
/* synchronous call to process request */
mmc_wait_for_req(ar_sdio->func->card->host, &mmc_req);
......@@ -1123,10 +1133,12 @@ static int ath6kl_sdio_bmi_write(struct ath6kl *ar, u8 *buf, u32 len)
ret = ath6kl_sdio_read_write_sync(ar, addr, buf, len,
HIF_WR_SYNC_BYTE_INC);
if (ret)
if (ret) {
ath6kl_err("unable to send the bmi data to the device\n");
return ret;
}
return 0;
}
static int ath6kl_sdio_bmi_read(struct ath6kl *ar, u8 *buf, u32 len)
......
......@@ -25,7 +25,7 @@
#define AR6004_BOARD_DATA_SZ 6144
#define AR6004_BOARD_EXT_DATA_SZ 0
#define RESET_CONTROL_ADDRESS 0x00000000
#define RESET_CONTROL_ADDRESS 0x00004000
#define RESET_CONTROL_COLD_RST 0x00000100
#define RESET_CONTROL_MBOX_RST 0x00000004
......
/*
* Copyright (c) 2012 Qualcomm Atheros, Inc.
*
* 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/module.h>
#define CREATE_TRACE_POINTS
#include "trace.h"
EXPORT_TRACEPOINT_SYMBOL(ath6kl_sdio);
EXPORT_TRACEPOINT_SYMBOL(ath6kl_sdio_scat);
#if !defined(_ATH6KL_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#include <net/cfg80211.h>
#include <linux/skbuff.h>
#include <linux/tracepoint.h>
#include "wmi.h"
#include "hif.h"
#if !defined(_ATH6KL_TRACE_H)
static inline unsigned int ath6kl_get_wmi_id(void *buf, size_t buf_len)
{
struct wmi_cmd_hdr *hdr = buf;
if (buf_len < sizeof(*hdr))
return 0;
return le16_to_cpu(hdr->cmd_id);
}
#endif /* __ATH6KL_TRACE_H */
#define _ATH6KL_TRACE_H
/* create empty functions when tracing is disabled */
#if !defined(CONFIG_ATH6KL_TRACING)
#undef TRACE_EVENT
#define TRACE_EVENT(name, proto, ...) \
static inline void trace_ ## name(proto) {}
#undef DECLARE_EVENT_CLASS
#define DECLARE_EVENT_CLASS(...)
#undef DEFINE_EVENT
#define DEFINE_EVENT(evt_class, name, proto, ...) \
static inline void trace_ ## name(proto) {}
#endif /* !CONFIG_ATH6KL_TRACING || __CHECKER__ */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ath6kl
TRACE_EVENT(ath6kl_wmi_cmd,
TP_PROTO(void *buf, size_t buf_len),
TP_ARGS(buf, buf_len),
TP_STRUCT__entry(
__field(unsigned int, id)
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__entry->id = ath6kl_get_wmi_id(buf, buf_len);
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
TP_printk(
"id %d len %d",
__entry->id, __entry->buf_len
)
);
TRACE_EVENT(ath6kl_wmi_event,
TP_PROTO(void *buf, size_t buf_len),
TP_ARGS(buf, buf_len),
TP_STRUCT__entry(
__field(unsigned int, id)
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__entry->id = ath6kl_get_wmi_id(buf, buf_len);
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
TP_printk(
"id %d len %d",
__entry->id, __entry->buf_len
)
);
TRACE_EVENT(ath6kl_sdio,
TP_PROTO(unsigned int addr, int flags,
void *buf, size_t buf_len),
TP_ARGS(addr, flags, buf, buf_len),
TP_STRUCT__entry(
__field(unsigned int, tx)
__field(unsigned int, addr)
__field(int, flags)
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__entry->addr = addr;
__entry->flags = flags;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
if (flags & HIF_WRITE)
__entry->tx = 1;
else
__entry->tx = 0;
),
TP_printk(
"%s addr 0x%x flags 0x%x len %d\n",
__entry->tx ? "tx" : "rx",
__entry->addr,
__entry->flags,
__entry->buf_len
)
);
TRACE_EVENT(ath6kl_sdio_scat,
TP_PROTO(unsigned int addr, int flags, unsigned int total_len,
unsigned int entries, struct hif_scatter_item *list),
TP_ARGS(addr, flags, total_len, entries, list),
TP_STRUCT__entry(
__field(unsigned int, tx)
__field(unsigned int, addr)
__field(int, flags)
__field(unsigned int, entries)
__field(size_t, total_len)
__dynamic_array(unsigned int, len_array, entries)
__dynamic_array(u8, data, total_len)
),
TP_fast_assign(
unsigned int *len_array;
int i, offset = 0;
size_t len;
__entry->addr = addr;
__entry->flags = flags;
__entry->entries = entries;
__entry->total_len = total_len;
if (flags & HIF_WRITE)
__entry->tx = 1;
else
__entry->tx = 0;
len_array = __get_dynamic_array(len_array);
for (i = 0; i < entries; i++) {
len = list[i].len;
memcpy((u8 *) __get_dynamic_array(data) + offset,
list[i].buf, len);
len_array[i] = len;
offset += len;
}
),
TP_printk(
"%s addr 0x%x flags 0x%x entries %d total_len %d\n",
__entry->tx ? "tx" : "rx",
__entry->addr,
__entry->flags,
__entry->entries,
__entry->total_len
)
);
TRACE_EVENT(ath6kl_sdio_irq,
TP_PROTO(void *buf, size_t buf_len),
TP_ARGS(buf, buf_len),
TP_STRUCT__entry(
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
TP_printk(
"irq len %d\n", __entry->buf_len
)
);
TRACE_EVENT(ath6kl_htc_rx,
TP_PROTO(int status, int endpoint, void *buf,
size_t buf_len),
TP_ARGS(status, endpoint, buf, buf_len),
TP_STRUCT__entry(
__field(int, status)
__field(int, endpoint)
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__entry->status = status;
__entry->endpoint = endpoint;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
TP_printk(
"status %d endpoint %d len %d\n",
__entry->status,
__entry->endpoint,
__entry->buf_len
)
);
TRACE_EVENT(ath6kl_htc_tx,
TP_PROTO(int status, int endpoint, void *buf,
size_t buf_len),
TP_ARGS(status, endpoint, buf, buf_len),
TP_STRUCT__entry(
__field(int, status)
__field(int, endpoint)
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__entry->status = status;
__entry->endpoint = endpoint;
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
TP_printk(
"status %d endpoint %d len %d\n",
__entry->status,
__entry->endpoint,
__entry->buf_len
)
);
#define ATH6KL_MSG_MAX 200
DECLARE_EVENT_CLASS(ath6kl_log_event,
TP_PROTO(struct va_format *vaf),
TP_ARGS(vaf),
TP_STRUCT__entry(
__dynamic_array(char, msg, ATH6KL_MSG_MAX)
),
TP_fast_assign(
WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
ATH6KL_MSG_MAX,
vaf->fmt,
*vaf->va) >= ATH6KL_MSG_MAX);
),
TP_printk("%s", __get_str(msg))
);
DEFINE_EVENT(ath6kl_log_event, ath6kl_log_err,
TP_PROTO(struct va_format *vaf),
TP_ARGS(vaf)
);
DEFINE_EVENT(ath6kl_log_event, ath6kl_log_warn,
TP_PROTO(struct va_format *vaf),
TP_ARGS(vaf)
);
DEFINE_EVENT(ath6kl_log_event, ath6kl_log_info,
TP_PROTO(struct va_format *vaf),
TP_ARGS(vaf)
);
TRACE_EVENT(ath6kl_log_dbg,
TP_PROTO(unsigned int level, struct va_format *vaf),
TP_ARGS(level, vaf),
TP_STRUCT__entry(
__field(unsigned int, level)
__dynamic_array(char, msg, ATH6KL_MSG_MAX)
),
TP_fast_assign(
__entry->level = level;
WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
ATH6KL_MSG_MAX,
vaf->fmt,
*vaf->va) >= ATH6KL_MSG_MAX);
),
TP_printk("%s", __get_str(msg))
);
TRACE_EVENT(ath6kl_log_dbg_dump,
TP_PROTO(const char *msg, const char *prefix,
const void *buf, size_t buf_len),
TP_ARGS(msg, prefix, buf, buf_len),
TP_STRUCT__entry(
__string(msg, msg)
__string(prefix, prefix)
__field(size_t, buf_len)
__dynamic_array(u8, buf, buf_len)
),
TP_fast_assign(
__assign_str(msg, msg);
__assign_str(prefix, prefix);
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(buf), buf, buf_len);
),
TP_printk(
"%s/%s\n", __get_str(prefix), __get_str(msg)
)
);
#endif /* _ ATH6KL_TRACE_H || TRACE_HEADER_MULTI_READ*/
/* we don't want to use include/trace/events */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE trace
/* This part must be outside protection */
#include <trace/define_trace.h>
......@@ -20,6 +20,7 @@
#include "core.h"
#include "debug.h"
#include "htc-ops.h"
#include "trace.h"
/*
* tid - tid_mux0..tid_mux3
......@@ -288,6 +289,8 @@ int ath6kl_control_tx(void *devt, struct sk_buff *skb,
int status = 0;
struct ath6kl_cookie *cookie = NULL;
trace_ath6kl_wmi_cmd(skb->data, skb->len);
if (WARN_ON_ONCE(ar->state == ATH6KL_STATE_WOW)) {
dev_kfree_skb(skb);
return -EACCES;
......@@ -1324,7 +1327,7 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet)
__func__, ar, ept, skb, packet->buf,
packet->act_len, status);
if (status || !(skb->data + HTC_HDR_LENGTH)) {
if (status || packet->act_len < HTC_HDR_LENGTH) {
dev_kfree_skb(skb);
return;
}
......
......@@ -856,11 +856,9 @@ static int ath6kl_usb_submit_ctrl_out(struct ath6kl_usb *ar_usb,
int ret;
if (size > 0) {
buf = kmalloc(size, GFP_KERNEL);
buf = kmemdup(data, size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
memcpy(buf, data, size);
}
/* note: if successful returns number of bytes transfered */
......@@ -872,8 +870,9 @@ static int ath6kl_usb_submit_ctrl_out(struct ath6kl_usb *ar_usb,
size, 1000);
if (ret < 0) {
ath6kl_dbg(ATH6KL_DBG_USB, "%s failed,result = %d\n",
__func__, ret);
ath6kl_warn("Failed to submit usb control message: %d\n", ret);
kfree(buf);
return ret;
}
kfree(buf);
......@@ -903,8 +902,9 @@ static int ath6kl_usb_submit_ctrl_in(struct ath6kl_usb *ar_usb,
size, 2 * HZ);
if (ret < 0) {
ath6kl_dbg(ATH6KL_DBG_USB, "%s failed,result = %d\n",
__func__, ret);
ath6kl_warn("Failed to read usb control message: %d\n", ret);
kfree(buf);
return ret;
}
memcpy((u8 *) data, buf, size);
......@@ -961,8 +961,10 @@ static int ath6kl_usb_diag_read32(struct ath6kl *ar, u32 address, u32 *data)
ATH6KL_USB_CONTROL_REQ_DIAG_RESP,
ar_usb->diag_resp_buffer, &resp_len);
if (ret)
if (ret) {
ath6kl_warn("diag read32 failed: %d\n", ret);
return ret;
}
resp = (struct ath6kl_usb_ctrl_diag_resp_read *)
ar_usb->diag_resp_buffer;
......@@ -976,6 +978,7 @@ static int ath6kl_usb_diag_write32(struct ath6kl *ar, u32 address, __le32 data)
{
struct ath6kl_usb *ar_usb = ar->hif_priv;
struct ath6kl_usb_ctrl_diag_cmd_write *cmd;
int ret;
cmd = (struct ath6kl_usb_ctrl_diag_cmd_write *) ar_usb->diag_cmd_buffer;
......@@ -984,12 +987,17 @@ static int ath6kl_usb_diag_write32(struct ath6kl *ar, u32 address, __le32 data)
cmd->address = cpu_to_le32(address);
cmd->value = data;
return ath6kl_usb_ctrl_msg_exchange(ar_usb,
ret = ath6kl_usb_ctrl_msg_exchange(ar_usb,
ATH6KL_USB_CONTROL_REQ_DIAG_CMD,
(u8 *) cmd,
sizeof(*cmd),
0, NULL, NULL);
if (ret) {
ath6kl_warn("diag_write32 failed: %d\n", ret);
return ret;
}
return 0;
}
static int ath6kl_usb_bmi_read(struct ath6kl *ar, u8 *buf, u32 len)
......@@ -1001,7 +1009,7 @@ static int ath6kl_usb_bmi_read(struct ath6kl *ar, u8 *buf, u32 len)
ret = ath6kl_usb_submit_ctrl_in(ar_usb,
ATH6KL_USB_CONTROL_REQ_RECV_BMI_RESP,
0, 0, buf, len);
if (ret != 0) {
if (ret) {
ath6kl_err("Unable to read the bmi data from the device: %d\n",
ret);
return ret;
......@@ -1019,7 +1027,7 @@ static int ath6kl_usb_bmi_write(struct ath6kl *ar, u8 *buf, u32 len)
ret = ath6kl_usb_submit_ctrl_out(ar_usb,
ATH6KL_USB_CONTROL_REQ_SEND_BMI_CMD,
0, 0, buf, len);
if (ret != 0) {
if (ret) {
ath6kl_err("unable to send the bmi data to the device: %d\n",
ret);
return ret;
......
......@@ -20,6 +20,7 @@
#include "core.h"
#include "debug.h"
#include "testmode.h"
#include "trace.h"
#include "../regd.h"
#include "../regd_common.h"
......@@ -2028,6 +2029,9 @@ int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
if (!sband)
continue;
if (WARN_ON(band >= ATH6KL_NUM_BANDS))
break;
ratemask = rates[band];
supp_rates = sc->supp_rates[band].rates;
num_rates = 0;
......@@ -4086,6 +4090,8 @@ int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
return -EINVAL;
}
trace_ath6kl_wmi_event(skb->data, skb->len);
return ath6kl_wmi_proc_events(wmi, skb);
}
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment