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path: root/drivers/net/wireless/microchip/wilc1000
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Diffstat (limited to 'drivers/net/wireless/microchip/wilc1000')
-rw-r--r--drivers/net/wireless/microchip/wilc1000/cfg80211.c4
-rw-r--r--drivers/net/wireless/microchip/wilc1000/hif.c70
-rw-r--r--drivers/net/wireless/microchip/wilc1000/netdev.c55
-rw-r--r--drivers/net/wireless/microchip/wilc1000/netdev.h6
-rw-r--r--drivers/net/wireless/microchip/wilc1000/spi.c75
-rw-r--r--drivers/net/wireless/microchip/wilc1000/wlan.c40
-rw-r--r--drivers/net/wireless/microchip/wilc1000/wlan.h11
7 files changed, 163 insertions, 98 deletions
diff --git a/drivers/net/wireless/microchip/wilc1000/cfg80211.c b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
index f03fd15c0c..089102ed9a 100644
--- a/drivers/net/wireless/microchip/wilc1000/cfg80211.c
+++ b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
@@ -356,7 +356,7 @@ static int connect(struct wiphy *wiphy, struct net_device *dev,
memcpy(vif->auth.ssid.ssid, sme->ssid, sme->ssid_len);
vif->auth.ssid.ssid_len = sme->ssid_len;
}
- vif->auth.key_mgmt_suite = cpu_to_be32(sme->crypto.akm_suites[0]);
+ vif->auth.key_mgmt_suite = sme->crypto.akm_suites[0];
ether_addr_copy(vif->auth.bssid, sme->bssid);
break;
@@ -1518,7 +1518,7 @@ static struct wilc_vif *wilc_get_vif_from_type(struct wilc *wl, int type)
{
struct wilc_vif *vif;
- list_for_each_entry_rcu(vif, &wl->vif_list, list) {
+ wilc_for_each_vif(wl, vif) {
if (vif->iftype == type)
return vif;
}
diff --git a/drivers/net/wireless/microchip/wilc1000/hif.c b/drivers/net/wireless/microchip/wilc1000/hif.c
index d2b8c26308..f1085ccb7e 100644
--- a/drivers/net/wireless/microchip/wilc1000/hif.c
+++ b/drivers/net/wireless/microchip/wilc1000/hif.c
@@ -107,7 +107,7 @@ static struct wilc_vif *wilc_get_vif_from_idx(struct wilc *wilc, int idx)
if (index < 0 || index >= WILC_NUM_CONCURRENT_IFC)
return NULL;
- list_for_each_entry_rcu(vif, &wilc->vif_list, list) {
+ wilc_for_each_vif(wilc, vif) {
if (vif->idx == index)
return vif;
}
@@ -1567,26 +1567,28 @@ int wilc_deinit(struct wilc_vif *vif)
void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length)
{
- int result;
- struct host_if_msg *msg;
- int id;
struct host_if_drv *hif_drv;
+ struct host_if_msg *msg;
struct wilc_vif *vif;
+ int srcu_idx;
+ int result;
+ int id;
id = get_unaligned_le32(&buffer[length - 4]);
+ srcu_idx = srcu_read_lock(&wilc->srcu);
vif = wilc_get_vif_from_idx(wilc, id);
if (!vif)
- return;
- hif_drv = vif->hif_drv;
+ goto out;
+ hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "driver not init[%p]\n", hif_drv);
- return;
+ goto out;
}
msg = wilc_alloc_work(vif, handle_rcvd_ntwrk_info, false);
if (IS_ERR(msg))
- return;
+ goto out;
msg->body.net_info.frame_len = get_unaligned_le16(&buffer[6]) - 1;
msg->body.net_info.rssi = buffer[8];
@@ -1595,7 +1597,7 @@ void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length)
GFP_KERNEL);
if (!msg->body.net_info.mgmt) {
kfree(msg);
- return;
+ goto out;
}
result = wilc_enqueue_work(msg);
@@ -1604,43 +1606,41 @@ void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length)
kfree(msg->body.net_info.mgmt);
kfree(msg);
}
+out:
+ srcu_read_unlock(&wilc->srcu, srcu_idx);
}
void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length)
{
- int result;
- struct host_if_msg *msg;
- int id;
struct host_if_drv *hif_drv;
+ struct host_if_msg *msg;
struct wilc_vif *vif;
+ int srcu_idx;
+ int result;
+ int id;
mutex_lock(&wilc->deinit_lock);
id = get_unaligned_le32(&buffer[length - 4]);
+ srcu_idx = srcu_read_lock(&wilc->srcu);
vif = wilc_get_vif_from_idx(wilc, id);
- if (!vif) {
- mutex_unlock(&wilc->deinit_lock);
- return;
- }
+ if (!vif)
+ goto out;
hif_drv = vif->hif_drv;
if (!hif_drv) {
- mutex_unlock(&wilc->deinit_lock);
- return;
+ goto out;
}
if (!hif_drv->conn_info.conn_result) {
netdev_err(vif->ndev, "%s: conn_result is NULL\n", __func__);
- mutex_unlock(&wilc->deinit_lock);
- return;
+ goto out;
}
msg = wilc_alloc_work(vif, handle_rcvd_gnrl_async_info, false);
- if (IS_ERR(msg)) {
- mutex_unlock(&wilc->deinit_lock);
- return;
- }
+ if (IS_ERR(msg))
+ goto out;
msg->body.mac_info.status = buffer[7];
result = wilc_enqueue_work(msg);
@@ -1648,32 +1648,36 @@ void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
-
+out:
+ srcu_read_unlock(&wilc->srcu, srcu_idx);
mutex_unlock(&wilc->deinit_lock);
}
void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length)
{
- int result;
- int id;
struct host_if_drv *hif_drv;
struct wilc_vif *vif;
+ int srcu_idx;
+ int result;
+ int id;
id = get_unaligned_le32(&buffer[length - 4]);
+ srcu_idx = srcu_read_lock(&wilc->srcu);
vif = wilc_get_vif_from_idx(wilc, id);
if (!vif)
- return;
- hif_drv = vif->hif_drv;
+ goto out;
- if (!hif_drv)
- return;
+ hif_drv = vif->hif_drv;
+ if (!hif_drv) {
+ goto out;
+ }
if (hif_drv->usr_scan_req.scan_result) {
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_scan_complete, false);
if (IS_ERR(msg))
- return;
+ goto out;
result = wilc_enqueue_work(msg);
if (result) {
@@ -1682,6 +1686,8 @@ void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length)
kfree(msg);
}
}
+out:
+ srcu_read_unlock(&wilc->srcu, srcu_idx);
}
int wilc_remain_on_channel(struct wilc_vif *vif, u64 cookie, u16 chan,
diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.c b/drivers/net/wireless/microchip/wilc1000/netdev.c
index 6068699e44..710e29bea5 100644
--- a/drivers/net/wireless/microchip/wilc1000/netdev.c
+++ b/drivers/net/wireless/microchip/wilc1000/netdev.c
@@ -96,7 +96,7 @@ static struct net_device *get_if_handler(struct wilc *wilc, u8 *mac_header)
struct wilc_vif *vif;
struct ieee80211_hdr *h = (struct ieee80211_hdr *)mac_header;
- list_for_each_entry_rcu(vif, &wilc->vif_list, list) {
+ wilc_for_each_vif(wilc, vif) {
if (vif->iftype == WILC_STATION_MODE)
if (ether_addr_equal_unaligned(h->addr2, vif->bssid)) {
ndev = vif->ndev;
@@ -132,7 +132,7 @@ int wilc_wlan_get_num_conn_ifcs(struct wilc *wilc)
struct wilc_vif *vif;
srcu_idx = srcu_read_lock(&wilc->srcu);
- list_for_each_entry_rcu(vif, &wilc->vif_list, list) {
+ wilc_for_each_vif(wilc, vif) {
if (!is_zero_ether_addr(vif->bssid))
ret_val++;
}
@@ -140,6 +140,19 @@ int wilc_wlan_get_num_conn_ifcs(struct wilc *wilc)
return ret_val;
}
+static void wilc_wake_tx_queues(struct wilc *wl)
+{
+ int srcu_idx;
+ struct wilc_vif *ifc;
+
+ srcu_idx = srcu_read_lock(&wl->srcu);
+ wilc_for_each_vif(wl, ifc) {
+ if (ifc->mac_opened && netif_queue_stopped(ifc->ndev))
+ netif_wake_queue(ifc->ndev);
+ }
+ srcu_read_unlock(&wl->srcu, srcu_idx);
+}
+
static int wilc_txq_task(void *vp)
{
int ret;
@@ -160,17 +173,7 @@ static int wilc_txq_task(void *vp)
do {
ret = wilc_wlan_handle_txq(wl, &txq_count);
if (txq_count < FLOW_CONTROL_LOWER_THRESHOLD) {
- int srcu_idx;
- struct wilc_vif *ifc;
-
- srcu_idx = srcu_read_lock(&wl->srcu);
- list_for_each_entry_rcu(ifc, &wl->vif_list,
- list) {
- if (ifc->mac_opened &&
- netif_queue_stopped(ifc->ndev))
- netif_wake_queue(ifc->ndev);
- }
- srcu_read_unlock(&wl->srcu, srcu_idx);
+ wilc_wake_tx_queues(wl);
}
if (ret != WILC_VMM_ENTRY_FULL_RETRY)
break;
@@ -284,7 +287,7 @@ static int wilc_init_fw_config(struct net_device *dev, struct wilc_vif *vif)
if (!wilc_wlan_cfg_set(vif, 0, WID_11G_OPERATING_MODE, &b, 1, 0, 0))
goto fail;
- b = WILC_FW_PREAMBLE_SHORT;
+ b = WILC_FW_PREAMBLE_AUTO;
if (!wilc_wlan_cfg_set(vif, 0, WID_PREAMBLE, &b, 1, 0, 0))
goto fail;
@@ -416,7 +419,7 @@ static int wilc_init_fw_config(struct net_device *dev, struct wilc_vif *vif)
b = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_IMMEDIATE_BA_ENABLED, &b, 1,
- 1, 1))
+ 1, 0))
goto fail;
return 0;
@@ -665,7 +668,7 @@ static int wilc_set_mac_addr(struct net_device *dev, void *p)
/* Verify MAC Address is not already in use: */
srcu_idx = srcu_read_lock(&wilc->srcu);
- list_for_each_entry_rcu(tmp_vif, &wilc->vif_list, list) {
+ wilc_for_each_vif(wilc, tmp_vif) {
wilc_get_mac_address(tmp_vif, mac_addr);
if (ether_addr_equal(addr->sa_data, mac_addr)) {
if (vif != tmp_vif) {
@@ -768,7 +771,7 @@ netdev_tx_t wilc_mac_xmit(struct sk_buff *skb, struct net_device *ndev)
struct wilc_vif *vif;
srcu_idx = srcu_read_lock(&wilc->srcu);
- list_for_each_entry_rcu(vif, &wilc->vif_list, list) {
+ wilc_for_each_vif(wilc, vif) {
if (vif->mac_opened)
netif_stop_queue(vif->ndev);
}
@@ -811,19 +814,21 @@ static int wilc_mac_close(struct net_device *ndev)
void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size,
u32 pkt_offset)
{
- unsigned int frame_len = 0;
- int stats;
unsigned char *buff_to_send = NULL;
- struct sk_buff *skb;
struct net_device *wilc_netdev;
+ unsigned int frame_len = 0;
struct wilc_vif *vif;
+ struct sk_buff *skb;
+ int srcu_idx;
+ int stats;
if (!wilc)
return;
+ srcu_idx = srcu_read_lock(&wilc->srcu);
wilc_netdev = get_if_handler(wilc, buff);
if (!wilc_netdev)
- return;
+ goto out;
buff += pkt_offset;
vif = netdev_priv(wilc_netdev);
@@ -834,7 +839,7 @@ void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size,
skb = dev_alloc_skb(frame_len);
if (!skb)
- return;
+ goto out;
skb->dev = wilc_netdev;
@@ -847,6 +852,8 @@ void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size,
stats = netif_rx(skb);
netdev_dbg(wilc_netdev, "netif_rx ret value is: %d\n", stats);
}
+out:
+ srcu_read_unlock(&wilc->srcu, srcu_idx);
}
void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size, bool is_auth)
@@ -855,7 +862,7 @@ void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size, bool is_auth)
struct wilc_vif *vif;
srcu_idx = srcu_read_lock(&wilc->srcu);
- list_for_each_entry_rcu(vif, &wilc->vif_list, list) {
+ wilc_for_each_vif(wilc, vif) {
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buff;
u16 type = le16_to_cpup((__le16 *)buff);
u32 type_bit = BIT(type >> 4);
@@ -927,7 +934,7 @@ static u8 wilc_get_available_idx(struct wilc *wl)
int srcu_idx;
srcu_idx = srcu_read_lock(&wl->srcu);
- list_for_each_entry_rcu(vif, &wl->vif_list, list) {
+ wilc_for_each_vif(wl, vif) {
if (vif->idx == 0)
idx = 1;
else
diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.h b/drivers/net/wireless/microchip/wilc1000/netdev.h
index aafe3dc44a..5937d6d456 100644
--- a/drivers/net/wireless/microchip/wilc1000/netdev.h
+++ b/drivers/net/wireless/microchip/wilc1000/netdev.h
@@ -13,6 +13,7 @@
#include <net/ieee80211_radiotap.h>
#include <linux/if_arp.h>
#include <linux/gpio/consumer.h>
+#include <linux/rculist.h>
#include "hif.h"
#include "wlan.h"
@@ -29,6 +30,11 @@
#define TX_BACKOFF_WEIGHT_MS 1
+#define wilc_for_each_vif(w, v) \
+ struct wilc *_w = w; \
+ list_for_each_entry_srcu(v, &_w->vif_list, list, \
+ srcu_read_lock_held(&_w->srcu))
+
struct wilc_wfi_stats {
unsigned long rx_packets;
unsigned long tx_packets;
diff --git a/drivers/net/wireless/microchip/wilc1000/spi.c b/drivers/net/wireless/microchip/wilc1000/spi.c
index 6a82b6ca27..61c3572ce3 100644
--- a/drivers/net/wireless/microchip/wilc1000/spi.c
+++ b/drivers/net/wireless/microchip/wilc1000/spi.c
@@ -42,7 +42,7 @@ MODULE_PARM_DESC(enable_crc16,
#define WILC_SPI_RSP_HDR_EXTRA_DATA 8
struct wilc_spi {
- bool isinit; /* true if SPI protocol has been configured */
+ bool isinit; /* true if wilc_spi_init was successful */
bool probing_crc; /* true if we're probing chip's CRC config */
bool crc7_enabled; /* true if crc7 is currently enabled */
bool crc16_enabled; /* true if crc16 is currently enabled */
@@ -55,6 +55,8 @@ struct wilc_spi {
static const struct wilc_hif_func wilc_hif_spi;
static int wilc_spi_reset(struct wilc *wilc);
+static int wilc_spi_configure_bus_protocol(struct wilc *wilc);
+static int wilc_validate_chipid(struct wilc *wilc);
/********************************************
*
@@ -232,8 +234,27 @@ static int wilc_bus_probe(struct spi_device *spi)
}
clk_prepare_enable(wilc->rtc_clk);
+ dev_info(&spi->dev, "Selected CRC config: crc7=%s, crc16=%s\n",
+ enable_crc7 ? "on" : "off", enable_crc16 ? "on" : "off");
+
+ /* we need power to configure the bus protocol and to read the chip id: */
+
+ wilc_wlan_power(wilc, true);
+
+ ret = wilc_spi_configure_bus_protocol(wilc);
+ if (ret)
+ goto power_down;
+
+ ret = wilc_validate_chipid(wilc);
+ if (ret)
+ goto power_down;
+
+ wilc_wlan_power(wilc, false);
return 0;
+power_down:
+ clk_disable_unprepare(wilc->rtc_clk);
+ wilc_wlan_power(wilc, false);
netdev_cleanup:
wilc_netdev_cleanup(wilc);
free:
@@ -301,7 +322,6 @@ static int wilc_spi_tx(struct wilc *wilc, u8 *b, u32 len)
memset(&msg, 0, sizeof(msg));
spi_message_init(&msg);
- msg.spi = spi;
spi_message_add_tail(&tr, &msg);
ret = spi_sync(spi, &msg);
@@ -344,7 +364,6 @@ static int wilc_spi_rx(struct wilc *wilc, u8 *rb, u32 rlen)
memset(&msg, 0, sizeof(msg));
spi_message_init(&msg);
- msg.spi = spi;
spi_message_add_tail(&tr, &msg);
ret = spi_sync(spi, &msg);
@@ -382,8 +401,6 @@ static int wilc_spi_tx_rx(struct wilc *wilc, u8 *wb, u8 *rb, u32 rlen)
memset(&msg, 0, sizeof(msg));
spi_message_init(&msg);
- msg.spi = spi;
-
spi_message_add_tail(&tr, &msg);
ret = spi_sync(spi, &msg);
if (ret < 0)
@@ -477,7 +494,7 @@ static int spi_data_write(struct wilc *wilc, u8 *b, u32 sz)
********************************************/
static u8 wilc_get_crc7(u8 *buffer, u32 len)
{
- return crc7_be(0xfe, buffer, len);
+ return crc7_be(0xfe, buffer, len) | 0x01;
}
static int wilc_spi_single_read(struct wilc *wilc, u8 cmd, u32 adr, void *b,
@@ -1106,26 +1123,34 @@ static int wilc_spi_deinit(struct wilc *wilc)
static int wilc_spi_init(struct wilc *wilc, bool resume)
{
- struct spi_device *spi = to_spi_device(wilc->dev);
struct wilc_spi *spi_priv = wilc->bus_data;
- u32 reg;
- u32 chipid;
- int ret, i;
+ int ret;
if (spi_priv->isinit) {
/* Confirm we can read chipid register without error: */
- ret = wilc_spi_read_reg(wilc, WILC_CHIPID, &chipid);
- if (ret == 0)
+ if (wilc_validate_chipid(wilc) == 0)
return 0;
-
- dev_err(&spi->dev, "Fail cmd read chip id...\n");
}
wilc_wlan_power(wilc, true);
- /*
- * configure protocol
- */
+ ret = wilc_spi_configure_bus_protocol(wilc);
+ if (ret) {
+ wilc_wlan_power(wilc, false);
+ return ret;
+ }
+
+ spi_priv->isinit = true;
+
+ return 0;
+}
+
+static int wilc_spi_configure_bus_protocol(struct wilc *wilc)
+{
+ struct spi_device *spi = to_spi_device(wilc->dev);
+ struct wilc_spi *spi_priv = wilc->bus_data;
+ u32 reg;
+ int ret, i;
/*
* Infer the CRC settings that are currently in effect. This
@@ -1177,6 +1202,15 @@ static int wilc_spi_init(struct wilc *wilc, bool resume)
spi_priv->probing_crc = false;
+ return 0;
+}
+
+static int wilc_validate_chipid(struct wilc *wilc)
+{
+ struct spi_device *spi = to_spi_device(wilc->dev);
+ u32 chipid;
+ int ret;
+
/*
* make sure can read chip id without protocol error
*/
@@ -1185,9 +1219,10 @@ static int wilc_spi_init(struct wilc *wilc, bool resume)
dev_err(&spi->dev, "Fail cmd read chip id...\n");
return ret;
}
-
- spi_priv->isinit = true;
-
+ if (!is_wilc1000(chipid)) {
+ dev_err(&spi->dev, "Unknown chip id 0x%x\n", chipid);
+ return -ENODEV;
+ }
return 0;
}
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c
index 9eb115c79c..a9e872a7b2 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.c
@@ -12,11 +12,6 @@
#define WAKE_UP_TRIAL_RETRY 10000
-static inline bool is_wilc1000(u32 id)
-{
- return (id & (~WILC_CHIP_REV_FIELD)) == WILC_1000_BASE_ID;
-}
-
static inline void acquire_bus(struct wilc *wilc, enum bus_acquire acquire)
{
mutex_lock(&wilc->hif_cs);
@@ -730,7 +725,7 @@ int wilc_wlan_handle_txq(struct wilc *wilc, u32 *txq_count)
mutex_lock(&wilc->txq_add_to_head_cs);
srcu_idx = srcu_read_lock(&wilc->srcu);
- list_for_each_entry_rcu(vif, &wilc->vif_list, list)
+ wilc_for_each_vif(wilc, vif)
wilc_wlan_txq_filter_dup_tcp_ack(vif->ndev);
srcu_read_unlock(&wilc->srcu, srcu_idx);
@@ -1198,27 +1193,32 @@ int wilc_wlan_stop(struct wilc *wilc, struct wilc_vif *vif)
acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP);
- ret = wilc->hif_func->hif_read_reg(wilc, WILC_GP_REG_0, &reg);
- if (ret) {
- netdev_err(vif->ndev, "Error while reading reg\n");
+ ret = wilc->hif_func->hif_read_reg(wilc, GLOBAL_MODE_CONTROL, &reg);
+ if (ret)
goto release;
- }
- ret = wilc->hif_func->hif_write_reg(wilc, WILC_GP_REG_0,
- (reg | WILC_ABORT_REQ_BIT));
- if (ret) {
- netdev_err(vif->ndev, "Error while writing reg\n");
+ reg &= ~WILC_GLOBAL_MODE_ENABLE_WIFI;
+ ret = wilc->hif_func->hif_write_reg(wilc, GLOBAL_MODE_CONTROL, reg);
+ if (ret)
goto release;
- }
- ret = wilc->hif_func->hif_read_reg(wilc, WILC_FW_HOST_COMM, &reg);
+ ret = wilc->hif_func->hif_read_reg(wilc, PWR_SEQ_MISC_CTRL, &reg);
+ if (ret)
+ goto release;
+
+ reg &= ~WILC_PWR_SEQ_ENABLE_WIFI_SLEEP;
+ ret = wilc->hif_func->hif_write_reg(wilc, PWR_SEQ_MISC_CTRL, reg);
+ if (ret)
+ goto release;
+
+ ret = wilc->hif_func->hif_read_reg(wilc, WILC_GP_REG_0, &reg);
if (ret) {
netdev_err(vif->ndev, "Error while reading reg\n");
goto release;
}
- reg = BIT(0);
- ret = wilc->hif_func->hif_write_reg(wilc, WILC_FW_HOST_COMM, reg);
+ ret = wilc->hif_func->hif_write_reg(wilc, WILC_GP_REG_0,
+ (reg | WILC_ABORT_REQ_BIT));
if (ret) {
netdev_err(vif->ndev, "Error while writing reg\n");
goto release;
@@ -1410,7 +1410,7 @@ static int init_chip(struct net_device *dev)
struct wilc_vif *vif = netdev_priv(dev);
struct wilc *wilc = vif->wilc;
- acquire_bus(wilc, WILC_BUS_ACQUIRE_ONLY);
+ acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP);
chipid = wilc_get_chipid(wilc, true);
@@ -1440,7 +1440,7 @@ static int init_chip(struct net_device *dev)
}
release:
- release_bus(wilc, WILC_BUS_RELEASE_ONLY);
+ release_bus(wilc, WILC_BUS_RELEASE_ALLOW_SLEEP);
return ret;
}
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.h b/drivers/net/wireless/microchip/wilc1000/wlan.h
index a72cd5cac8..54643d8fef 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.h
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.h
@@ -156,6 +156,12 @@
#define WILC_GP_REG_0 0x149c
#define WILC_GP_REG_1 0x14a0
+#define GLOBAL_MODE_CONTROL 0x1614
+#define PWR_SEQ_MISC_CTRL 0x3008
+
+#define WILC_GLOBAL_MODE_ENABLE_WIFI BIT(0)
+#define WILC_PWR_SEQ_ENABLE_WIFI_SLEEP BIT(28)
+
#define WILC_HAVE_SDIO_IRQ_GPIO BIT(0)
#define WILC_HAVE_USE_PMU BIT(1)
#define WILC_HAVE_SLEEP_CLK_SRC_RTC BIT(2)
@@ -403,6 +409,11 @@ struct wilc_cfg_rsp {
struct wilc_vif;
+static inline bool is_wilc1000(u32 id)
+{
+ return (id & (~WILC_CHIP_REV_FIELD)) == WILC_1000_BASE_ID;
+}
+
int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer,
u32 buffer_size);
int wilc_wlan_start(struct wilc *wilc);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-26 04:52:17 +0000