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-rw-r--r--drivers/net/wireless/microchip/wilc1000/cfg80211.c11
-rw-r--r--drivers/net/wireless/microchip/wilc1000/hif.c31
-rw-r--r--drivers/net/wireless/microchip/wilc1000/hif.h1
-rw-r--r--drivers/net/wireless/microchip/wilc1000/netdev.c14
-rw-r--r--drivers/net/wireless/microchip/wilc1000/netdev.h5
-rw-r--r--drivers/net/wireless/microchip/wilc1000/sdio.c1
-rw-r--r--drivers/net/wireless/microchip/wilc1000/spi.c91
-rw-r--r--drivers/net/wireless/microchip/wilc1000/wlan.c134
-rw-r--r--drivers/net/wireless/microchip/wilc1000/wlan.h5
-rw-r--r--drivers/net/wireless/microchip/wilc1000/wlan_cfg.c1
-rw-r--r--drivers/net/wireless/microchip/wilc1000/wlan_if.h7
11 files changed, 221 insertions, 80 deletions
diff --git a/drivers/net/wireless/microchip/wilc1000/cfg80211.c b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
index 96973ec7bd9a..dc4bfe7be378 100644
--- a/drivers/net/wireless/microchip/wilc1000/cfg80211.c
+++ b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
@@ -129,8 +129,7 @@ static void cfg_scan_result(enum scan_event scan_event,
info->frame_len,
(s32)info->rssi * 100,
GFP_KERNEL);
- if (!bss)
- cfg80211_put_bss(wiphy, bss);
+ cfg80211_put_bss(wiphy, bss);
} else if (scan_event == SCAN_EVENT_DONE) {
mutex_lock(&priv->scan_req_lock);
@@ -729,6 +728,7 @@ static int get_station(struct wiphy *wiphy, struct net_device *dev,
{
struct wilc_vif *vif = netdev_priv(dev);
struct wilc_priv *priv = &vif->priv;
+ struct wilc *wilc = vif->wilc;
u32 i = 0;
u32 associatedsta = ~0;
u32 inactive_time = 0;
@@ -755,6 +755,9 @@ static int get_station(struct wiphy *wiphy, struct net_device *dev,
} else if (vif->iftype == WILC_STATION_MODE) {
struct rf_info stats;
+ if (!wilc->initialized)
+ return -EBUSY;
+
wilc_get_statistics(vif, &stats);
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL) |
@@ -1581,6 +1584,7 @@ static void wilc_set_wakeup(struct wiphy *wiphy, bool enabled)
}
netdev_info(vif->ndev, "cfg set wake up = %d\n", enabled);
+ wilc_set_wowlan_trigger(vif, enabled);
srcu_read_unlock(&wl->srcu, srcu_idx);
}
@@ -1683,6 +1687,7 @@ static void wlan_init_locks(struct wilc *wl)
mutex_init(&wl->rxq_cs);
mutex_init(&wl->cfg_cmd_lock);
mutex_init(&wl->vif_mutex);
+ mutex_init(&wl->deinit_lock);
spin_lock_init(&wl->txq_spinlock);
mutex_init(&wl->txq_add_to_head_cs);
@@ -1701,6 +1706,7 @@ void wlan_deinit_locks(struct wilc *wilc)
mutex_destroy(&wilc->cfg_cmd_lock);
mutex_destroy(&wilc->txq_add_to_head_cs);
mutex_destroy(&wilc->vif_mutex);
+ mutex_destroy(&wilc->deinit_lock);
cleanup_srcu_struct(&wilc->srcu);
}
@@ -1724,7 +1730,6 @@ int wilc_cfg80211_init(struct wilc **wilc, struct device *dev, int io_type,
*wilc = wl;
wl->io_type = io_type;
wl->hif_func = ops;
- wl->chip_ps_state = WILC_CHIP_WAKEDUP;
for (i = 0; i < NQUEUES; i++)
INIT_LIST_HEAD(&wl->txq[i].txq_head.list);
diff --git a/drivers/net/wireless/microchip/wilc1000/hif.c b/drivers/net/wireless/microchip/wilc1000/hif.c
index a133736a7821..e69b9c7f3d31 100644
--- a/drivers/net/wireless/microchip/wilc1000/hif.c
+++ b/drivers/net/wireless/microchip/wilc1000/hif.c
@@ -23,6 +23,10 @@ struct wilc_set_multicast {
u8 *mc_list;
};
+struct host_if_wowlan_trigger {
+ u8 wowlan_trigger;
+};
+
struct wilc_del_all_sta {
u8 assoc_sta;
u8 mac[WILC_MAX_NUM_STA][ETH_ALEN];
@@ -34,6 +38,7 @@ union wilc_message_body {
struct wilc_set_multicast mc_info;
struct wilc_remain_ch remain_on_ch;
char *data;
+ struct host_if_wowlan_trigger wow_trigger;
};
struct host_if_msg {
@@ -962,6 +967,25 @@ error:
kfree(msg);
}
+void wilc_set_wowlan_trigger(struct wilc_vif *vif, bool enabled)
+{
+ int ret;
+ struct wid wid;
+ u8 wowlan_trigger = 0;
+
+ if (enabled)
+ wowlan_trigger = 1;
+
+ wid.id = WID_WOWLAN_TRIGGER;
+ wid.type = WID_CHAR;
+ wid.val = &wowlan_trigger;
+ wid.size = sizeof(char);
+
+ ret = wilc_send_config_pkt(vif, WILC_SET_CFG, &wid, 1);
+ if (ret)
+ pr_err("Failed to send wowlan trigger config packet\n");
+}
+
static void handle_scan_timer(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
@@ -1494,7 +1518,6 @@ int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
{
struct host_if_drv *hif_drv;
struct wilc_vif *vif = netdev_priv(dev);
- struct wilc *wilc = vif->wilc;
hif_drv = kzalloc(sizeof(*hif_drv), GFP_KERNEL);
if (!hif_drv)
@@ -1504,9 +1527,6 @@ int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
vif->hif_drv = hif_drv;
- if (wilc->clients_count == 0)
- mutex_init(&wilc->deinit_lock);
-
timer_setup(&vif->periodic_rssi, get_periodic_rssi, 0);
mod_timer(&vif->periodic_rssi, jiffies + msecs_to_jiffies(5000));
@@ -1518,8 +1538,6 @@ int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
hif_drv->p2p_timeout = 0;
- wilc->clients_count++;
-
return 0;
}
@@ -1550,7 +1568,6 @@ int wilc_deinit(struct wilc_vif *vif)
kfree(hif_drv);
vif->hif_drv = NULL;
- vif->wilc->clients_count--;
mutex_unlock(&vif->wilc->deinit_lock);
return result;
}
diff --git a/drivers/net/wireless/microchip/wilc1000/hif.h b/drivers/net/wireless/microchip/wilc1000/hif.h
index 58811911213b..cccd54ed0518 100644
--- a/drivers/net/wireless/microchip/wilc1000/hif.h
+++ b/drivers/net/wireless/microchip/wilc1000/hif.h
@@ -207,6 +207,7 @@ int wilc_get_statistics(struct wilc_vif *vif, struct rf_info *stats);
int wilc_get_vif_idx(struct wilc_vif *vif);
int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power);
int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power);
+void wilc_set_wowlan_trigger(struct wilc_vif *vif, bool enabled);
void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length);
void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length);
void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length);
diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.c b/drivers/net/wireless/microchip/wilc1000/netdev.c
index 7e4d9235251c..690572e01a2a 100644
--- a/drivers/net/wireless/microchip/wilc1000/netdev.c
+++ b/drivers/net/wireless/microchip/wilc1000/netdev.c
@@ -111,7 +111,8 @@ out:
return ndev;
}
-void wilc_wlan_set_bssid(struct net_device *wilc_netdev, u8 *bssid, u8 mode)
+void wilc_wlan_set_bssid(struct net_device *wilc_netdev, const u8 *bssid,
+ u8 mode)
{
struct wilc_vif *vif = netdev_priv(wilc_netdev);
@@ -594,10 +595,14 @@ static int wilc_mac_open(struct net_device *ndev)
wilc_set_operation_mode(vif, wilc_get_vif_idx(vif), vif->iftype,
vif->idx);
- if (is_valid_ether_addr(ndev->dev_addr))
+ if (is_valid_ether_addr(ndev->dev_addr)) {
wilc_set_mac_address(vif, ndev->dev_addr);
- else
- wilc_get_mac_address(vif, ndev->dev_addr);
+ } else {
+ u8 addr[ETH_ALEN];
+
+ wilc_get_mac_address(vif, addr);
+ eth_hw_addr_set(ndev, addr);
+ }
netdev_dbg(ndev, "Mac address: %pM\n", ndev->dev_addr);
if (!is_valid_ether_addr(ndev->dev_addr)) {
@@ -880,7 +885,6 @@ void wilc_netdev_cleanup(struct wilc *wilc)
srcu_read_unlock(&wilc->srcu, srcu_idx);
wilc_wfi_deinit_mon_interface(wilc, false);
- flush_workqueue(wilc->hif_workqueue);
destroy_workqueue(wilc->hif_workqueue);
while (ifc_cnt < WILC_NUM_CONCURRENT_IFC) {
diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.h b/drivers/net/wireless/microchip/wilc1000/netdev.h
index 86209b391a3d..b9a88b3e322f 100644
--- a/drivers/net/wireless/microchip/wilc1000/netdev.h
+++ b/drivers/net/wireless/microchip/wilc1000/netdev.h
@@ -264,9 +264,7 @@ struct wilc {
struct device *dev;
bool suspend_event;
- int clients_count;
struct workqueue_struct *hif_workqueue;
- enum chip_ps_states chip_ps_state;
struct wilc_cfg cfg;
void *bus_data;
struct net_device *monitor_dev;
@@ -289,7 +287,8 @@ void wilc_frmw_to_host(struct wilc *wilc, u8 *buff, u32 size, u32 pkt_offset);
void wilc_mac_indicate(struct wilc *wilc);
void wilc_netdev_cleanup(struct wilc *wilc);
void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size);
-void wilc_wlan_set_bssid(struct net_device *wilc_netdev, u8 *bssid, u8 mode);
+void wilc_wlan_set_bssid(struct net_device *wilc_netdev, const u8 *bssid,
+ u8 mode);
struct wilc_vif *wilc_netdev_ifc_init(struct wilc *wl, const char *name,
int vif_type, enum nl80211_iftype type,
bool rtnl_locked);
diff --git a/drivers/net/wireless/microchip/wilc1000/sdio.c b/drivers/net/wireless/microchip/wilc1000/sdio.c
index 42e03a701ae1..26ebf6664342 100644
--- a/drivers/net/wireless/microchip/wilc1000/sdio.c
+++ b/drivers/net/wireless/microchip/wilc1000/sdio.c
@@ -978,6 +978,7 @@ static const struct wilc_hif_func wilc_hif_sdio = {
.hif_sync_ext = wilc_sdio_sync_ext,
.enable_interrupt = wilc_sdio_enable_interrupt,
.disable_interrupt = wilc_sdio_disable_interrupt,
+ .hif_reset = wilc_sdio_reset,
};
static int wilc_sdio_resume(struct device *dev)
diff --git a/drivers/net/wireless/microchip/wilc1000/spi.c b/drivers/net/wireless/microchip/wilc1000/spi.c
index dd481dc0b5ce..640850f989dd 100644
--- a/drivers/net/wireless/microchip/wilc1000/spi.c
+++ b/drivers/net/wireless/microchip/wilc1000/spi.c
@@ -47,6 +47,8 @@ struct wilc_spi {
static const struct wilc_hif_func wilc_hif_spi;
+static int wilc_spi_reset(struct wilc *wilc);
+
/********************************************
*
* Spi protocol Function
@@ -144,6 +146,12 @@ struct wilc_spi_rsp_data {
u8 data[];
} __packed;
+struct wilc_spi_special_cmd_rsp {
+ u8 skip_byte;
+ u8 rsp_cmd_type;
+ u8 status;
+} __packed;
+
static int wilc_bus_probe(struct spi_device *spi)
{
int ret;
@@ -466,7 +474,7 @@ static int wilc_spi_single_read(struct wilc *wilc, u8 cmd, u32 adr, void *b,
}
r = (struct wilc_spi_rsp_data *)&rb[cmd_len];
- if (r->rsp_cmd_type != cmd) {
+ if (r->rsp_cmd_type != cmd && !clockless) {
if (!spi_priv->probing_crc)
dev_err(&spi->dev,
"Failed cmd, cmd (%02x), resp (%02x)\n",
@@ -474,7 +482,7 @@ static int wilc_spi_single_read(struct wilc *wilc, u8 cmd, u32 adr, void *b,
return -EINVAL;
}
- if (r->status != WILC_SPI_COMMAND_STAT_SUCCESS) {
+ if (r->status != WILC_SPI_COMMAND_STAT_SUCCESS && !clockless) {
dev_err(&spi->dev, "Failed cmd state response state (%02x)\n",
r->status);
return -EINVAL;
@@ -563,14 +571,18 @@ static int wilc_spi_write_cmd(struct wilc *wilc, u8 cmd, u32 adr, u32 data,
}
r = (struct wilc_spi_rsp_data *)&rb[cmd_len];
- if (r->rsp_cmd_type != cmd) {
+ /*
+ * Clockless registers operations might return unexptected responses,
+ * even if successful.
+ */
+ if (r->rsp_cmd_type != cmd && !clockless) {
dev_err(&spi->dev,
"Failed cmd response, cmd (%02x), resp (%02x)\n",
cmd, r->rsp_cmd_type);
return -EINVAL;
}
- if (r->status != WILC_SPI_COMMAND_STAT_SUCCESS) {
+ if (r->status != WILC_SPI_COMMAND_STAT_SUCCESS && !clockless) {
dev_err(&spi->dev, "Failed cmd state response state (%02x)\n",
r->status);
return -EINVAL;
@@ -709,6 +721,61 @@ static int wilc_spi_dma_rw(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz)
return 0;
}
+static int wilc_spi_special_cmd(struct wilc *wilc, u8 cmd)
+{
+ struct spi_device *spi = to_spi_device(wilc->dev);
+ struct wilc_spi *spi_priv = wilc->bus_data;
+ u8 wb[32], rb[32];
+ int cmd_len, resp_len = 0;
+ struct wilc_spi_cmd *c;
+ struct wilc_spi_special_cmd_rsp *r;
+
+ if (cmd != CMD_TERMINATE && cmd != CMD_REPEAT && cmd != CMD_RESET)
+ return -EINVAL;
+
+ memset(wb, 0x0, sizeof(wb));
+ memset(rb, 0x0, sizeof(rb));
+ c = (struct wilc_spi_cmd *)wb;
+ c->cmd_type = cmd;
+
+ if (cmd == CMD_RESET)
+ memset(c->u.simple_cmd.addr, 0xFF, 3);
+
+ cmd_len = offsetof(struct wilc_spi_cmd, u.simple_cmd.crc);
+ resp_len = sizeof(*r);
+
+ if (spi_priv->crc7_enabled) {
+ c->u.simple_cmd.crc[0] = wilc_get_crc7(wb, cmd_len);
+ cmd_len += 1;
+ }
+ if (cmd_len + resp_len > ARRAY_SIZE(wb)) {
+ dev_err(&spi->dev, "spi buffer size too small (%d) (%d) (%zu)\n",
+ cmd_len, resp_len, ARRAY_SIZE(wb));
+ return -EINVAL;
+ }
+
+ if (wilc_spi_tx_rx(wilc, wb, rb, cmd_len + resp_len)) {
+ dev_err(&spi->dev, "Failed cmd write, bus error...\n");
+ return -EINVAL;
+ }
+
+ r = (struct wilc_spi_special_cmd_rsp *)&rb[cmd_len];
+ if (r->rsp_cmd_type != cmd) {
+ if (!spi_priv->probing_crc)
+ dev_err(&spi->dev,
+ "Failed cmd response, cmd (%02x), resp (%02x)\n",
+ cmd, r->rsp_cmd_type);
+ return -EINVAL;
+ }
+
+ if (r->status != WILC_SPI_COMMAND_STAT_SUCCESS) {
+ dev_err(&spi->dev, "Failed cmd state response state (%02x)\n",
+ r->status);
+ return -EINVAL;
+ }
+ return 0;
+}
+
static int wilc_spi_read_reg(struct wilc *wilc, u32 addr, u32 *data)
{
struct spi_device *spi = to_spi_device(wilc->dev);
@@ -895,6 +962,19 @@ static int wilc_spi_write(struct wilc *wilc, u32 addr, u8 *buf, u32 size)
*
********************************************/
+static int wilc_spi_reset(struct wilc *wilc)
+{
+ struct spi_device *spi = to_spi_device(wilc->dev);
+ struct wilc_spi *spi_priv = wilc->bus_data;
+ int result;
+
+ result = wilc_spi_special_cmd(wilc, CMD_RESET);
+ if (result && !spi_priv->probing_crc)
+ dev_err(&spi->dev, "Failed cmd reset\n");
+
+ return result;
+}
+
static int wilc_spi_deinit(struct wilc *wilc)
{
/*
@@ -1087,7 +1167,7 @@ static int wilc_spi_sync_ext(struct wilc *wilc, int nint)
for (i = 0; (i < 3) && (nint > 0); i++, nint--)
reg |= BIT(i);
- ret = wilc_spi_read_reg(wilc, WILC_INTR2_ENABLE, &reg);
+ ret = wilc_spi_write_reg(wilc, WILC_INTR2_ENABLE, reg);
if (ret) {
dev_err(&spi->dev, "Failed write reg (%08x)...\n",
WILC_INTR2_ENABLE);
@@ -1112,4 +1192,5 @@ static const struct wilc_hif_func wilc_hif_spi = {
.hif_block_tx_ext = wilc_spi_write,
.hif_block_rx_ext = wilc_spi_read,
.hif_sync_ext = wilc_spi_sync_ext,
+ .hif_reset = wilc_spi_reset,
};
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c
index 200a103a0a85..ea81ef120fd1 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.c
@@ -10,6 +10,8 @@
#include "cfg80211.h"
#include "wlan_cfg.h"
+#define WAKE_UP_TRIAL_RETRY 10000
+
static inline bool is_wilc1000(u32 id)
{
return (id & (~WILC_CHIP_REV_FIELD)) == WILC_1000_BASE_ID;
@@ -425,6 +427,11 @@ int wilc_wlan_txq_add_net_pkt(struct net_device *dev,
return 0;
}
+ if (!wilc->initialized) {
+ tx_complete_fn(tx_data, 0);
+ return 0;
+ }
+
tqe = kmalloc(sizeof(*tqe), GFP_ATOMIC);
if (!tqe) {
@@ -474,6 +481,10 @@ int wilc_wlan_txq_add_mgmt_pkt(struct net_device *dev, void *priv, u8 *buffer,
return 0;
}
+ if (!wilc->initialized) {
+ tx_complete_fn(priv, 0);
+ return 0;
+ }
tqe = kmalloc(sizeof(*tqe), GFP_ATOMIC);
if (!tqe) {
@@ -611,60 +622,67 @@ EXPORT_SYMBOL_GPL(chip_allow_sleep);
void chip_wakeup(struct wilc *wilc)
{
- u32 reg, clk_status_reg;
- const struct wilc_hif_func *h = wilc->hif_func;
-
- if (wilc->io_type == WILC_HIF_SPI) {
- do {
- h->hif_read_reg(wilc, WILC_SPI_WAKEUP_REG, &reg);
- h->hif_write_reg(wilc, WILC_SPI_WAKEUP_REG,
- reg | WILC_SPI_WAKEUP_BIT);
- h->hif_write_reg(wilc, WILC_SPI_WAKEUP_REG,
- reg & ~WILC_SPI_WAKEUP_BIT);
-
- do {
- usleep_range(2000, 2500);
- wilc_get_chipid(wilc, true);
- } while (wilc_get_chipid(wilc, true) == 0);
- } while (wilc_get_chipid(wilc, true) == 0);
- } else if (wilc->io_type == WILC_HIF_SDIO) {
- h->hif_write_reg(wilc, WILC_SDIO_HOST_TO_FW_REG,
- WILC_SDIO_HOST_TO_FW_BIT);
- usleep_range(200, 400);
- h->hif_read_reg(wilc, WILC_SDIO_WAKEUP_REG, &reg);
- do {
- h->hif_write_reg(wilc, WILC_SDIO_WAKEUP_REG,
- reg | WILC_SDIO_WAKEUP_BIT);
- h->hif_read_reg(wilc, WILC_SDIO_CLK_STATUS_REG,
- &clk_status_reg);
-
- while (!(clk_status_reg & WILC_SDIO_CLK_STATUS_BIT)) {
- usleep_range(2000, 2500);
+ u32 ret = 0;
+ u32 clk_status_val = 0, trials = 0;
+ u32 wakeup_reg, wakeup_bit;
+ u32 clk_status_reg, clk_status_bit;
+ u32 to_host_from_fw_reg, to_host_from_fw_bit;
+ u32 from_host_to_fw_reg, from_host_to_fw_bit;
+ const struct wilc_hif_func *hif_func = wilc->hif_func;
- h->hif_read_reg(wilc, WILC_SDIO_CLK_STATUS_REG,
- &clk_status_reg);
- }
- if (!(clk_status_reg & WILC_SDIO_CLK_STATUS_BIT)) {
- h->hif_write_reg(wilc, WILC_SDIO_WAKEUP_REG,
- reg & ~WILC_SDIO_WAKEUP_BIT);
- }
- } while (!(clk_status_reg & WILC_SDIO_CLK_STATUS_BIT));
+ if (wilc->io_type == WILC_HIF_SDIO) {
+ wakeup_reg = WILC_SDIO_WAKEUP_REG;
+ wakeup_bit = WILC_SDIO_WAKEUP_BIT;
+ clk_status_reg = WILC_SDIO_CLK_STATUS_REG;
+ clk_status_bit = WILC_SDIO_CLK_STATUS_BIT;
+ from_host_to_fw_reg = WILC_SDIO_HOST_TO_FW_REG;
+ from_host_to_fw_bit = WILC_SDIO_HOST_TO_FW_BIT;
+ to_host_from_fw_reg = WILC_SDIO_FW_TO_HOST_REG;
+ to_host_from_fw_bit = WILC_SDIO_FW_TO_HOST_BIT;
+ } else {
+ wakeup_reg = WILC_SPI_WAKEUP_REG;
+ wakeup_bit = WILC_SPI_WAKEUP_BIT;
+ clk_status_reg = WILC_SPI_CLK_STATUS_REG;
+ clk_status_bit = WILC_SPI_CLK_STATUS_BIT;
+ from_host_to_fw_reg = WILC_SPI_HOST_TO_FW_REG;
+ from_host_to_fw_bit = WILC_SPI_HOST_TO_FW_BIT;
+ to_host_from_fw_reg = WILC_SPI_FW_TO_HOST_REG;
+ to_host_from_fw_bit = WILC_SPI_FW_TO_HOST_BIT;
}
- if (wilc->chip_ps_state == WILC_CHIP_SLEEPING_MANUAL) {
- if (wilc_get_chipid(wilc, false) < WILC_1000_BASE_ID_2B) {
- u32 val32;
+ /* indicate host wakeup */
+ ret = hif_func->hif_write_reg(wilc, from_host_to_fw_reg,
+ from_host_to_fw_bit);
+ if (ret)
+ return;
- h->hif_read_reg(wilc, WILC_REG_4_TO_1_RX, &val32);
- val32 |= BIT(6);
- h->hif_write_reg(wilc, WILC_REG_4_TO_1_RX, val32);
+ /* Set wake-up bit */
+ ret = hif_func->hif_write_reg(wilc, wakeup_reg,
+ wakeup_bit);
+ if (ret)
+ return;
- h->hif_read_reg(wilc, WILC_REG_4_TO_1_TX_BANK0, &val32);
- val32 |= BIT(6);
- h->hif_write_reg(wilc, WILC_REG_4_TO_1_TX_BANK0, val32);
+ while (trials < WAKE_UP_TRIAL_RETRY) {
+ ret = hif_func->hif_read_reg(wilc, clk_status_reg,
+ &clk_status_val);
+ if (ret) {
+ pr_err("Bus error %d %x\n", ret, clk_status_val);
+ return;
}
+ if (clk_status_val & clk_status_bit)
+ break;
+
+ trials++;
}
- wilc->chip_ps_state = WILC_CHIP_WAKEDUP;
+ if (trials >= WAKE_UP_TRIAL_RETRY) {
+ pr_err("Failed to wake-up the chip\n");
+ return;
+ }
+ /* Sometimes spi fail to read clock regs after reading
+ * writing clockless registers
+ */
+ if (wilc->io_type == WILC_HIF_SPI)
+ wilc->hif_func->hif_reset(wilc);
}
EXPORT_SYMBOL_GPL(chip_wakeup);
@@ -1071,6 +1089,7 @@ int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer,
u32 addr, size, size2, blksz;
u8 *dma_buffer;
int ret = 0;
+ u32 reg = 0;
blksz = BIT(12);
@@ -1079,10 +1098,22 @@ int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer,
return -EIO;
offset = 0;
+ pr_debug("%s: Downloading firmware size = %d\n", __func__, buffer_size);
+
+ acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP);
+
+ wilc->hif_func->hif_read_reg(wilc, WILC_GLB_RESET_0, &reg);
+ reg &= ~BIT(10);
+ ret = wilc->hif_func->hif_write_reg(wilc, WILC_GLB_RESET_0, reg);
+ wilc->hif_func->hif_read_reg(wilc, WILC_GLB_RESET_0, &reg);
+ if (reg & BIT(10))
+ pr_err("%s: Failed to reset\n", __func__);
+
+ release_bus(wilc, WILC_BUS_RELEASE_ONLY);
do {
addr = get_unaligned_le32(&buffer[offset]);
size = get_unaligned_le32(&buffer[offset + 4]);
- acquire_bus(wilc, WILC_BUS_ACQUIRE_ONLY);
+ acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP);
offset += 8;
while (((int)size) && (offset < buffer_size)) {
if (size <= blksz)
@@ -1100,10 +1131,13 @@ int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer,
offset += size2;
size -= size2;
}
- release_bus(wilc, WILC_BUS_RELEASE_ONLY);
+ release_bus(wilc, WILC_BUS_RELEASE_ALLOW_SLEEP);
- if (ret)
+ if (ret) {
+ pr_err("%s Bus error\n", __func__);
goto fail;
+ }
+ pr_debug("%s Offset = %d\n", __func__, offset);
} while (offset < buffer_size);
fail:
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.h b/drivers/net/wireless/microchip/wilc1000/wlan.h
index 771c25fa849b..13fde636aa0e 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.h
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.h
@@ -97,6 +97,8 @@
#define WILC_SPI_WAKEUP_REG 0x1
#define WILC_SPI_WAKEUP_BIT BIT(1)
+#define WILC_SPI_CLK_STATUS_REG 0x0f
+#define WILC_SPI_CLK_STATUS_BIT BIT(2)
#define WILC_SPI_HOST_TO_FW_REG 0x0b
#define WILC_SPI_HOST_TO_FW_BIT BIT(0)
@@ -300,7 +302,7 @@
#define ENABLE_RX_VMM (SEL_VMM_TBL1 | EN_VMM)
#define ENABLE_TX_VMM (SEL_VMM_TBL0 | EN_VMM)
/* time for expiring the completion of cfg packets */
-#define WILC_CFG_PKTS_TIMEOUT msecs_to_jiffies(2000)
+#define WILC_CFG_PKTS_TIMEOUT msecs_to_jiffies(3000)
#define IS_MANAGMEMENT 0x100
#define IS_MANAGMEMENT_CALLBACK 0x080
@@ -371,6 +373,7 @@ struct wilc_hif_func {
int (*hif_sync_ext)(struct wilc *wilc, int nint);
int (*enable_interrupt)(struct wilc *nic);
void (*disable_interrupt)(struct wilc *nic);
+ int (*hif_reset)(struct wilc *wilc);
};
#define WILC_MAX_CFG_FRAME_SIZE 1468
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c b/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c
index fe2a7ed8e5cd..dba301378b7f 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c
@@ -22,6 +22,7 @@ static const struct wilc_cfg_byte g_cfg_byte[] = {
{WID_STATUS, 0},
{WID_RSSI, 0},
{WID_LINKSPEED, 0},
+ {WID_WOWLAN_TRIGGER, 0},
{WID_NIL, 0}
};
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan_if.h b/drivers/net/wireless/microchip/wilc1000/wlan_if.h
index f85fd575136d..6eb7eb4ac294 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan_if.h
+++ b/drivers/net/wireless/microchip/wilc1000/wlan_if.h
@@ -48,12 +48,6 @@ enum {
WILC_FW_MAX_PSPOLL_PS = 4
};
-enum chip_ps_states {
- WILC_CHIP_WAKEDUP = 0,
- WILC_CHIP_SLEEPING_AUTO = 1,
- WILC_CHIP_SLEEPING_MANUAL = 2
-};
-
enum bus_acquire {
WILC_BUS_ACQUIRE_ONLY = 0,
WILC_BUS_ACQUIRE_AND_WAKEUP = 1,
@@ -662,6 +656,7 @@ enum {
WID_LOG_TERMINAL_SWITCH = 0x00CD,
WID_TX_POWER = 0x00CE,
+ WID_WOWLAN_TRIGGER = 0X00CF,
/* EMAC Short WID list */
/* RTS Threshold */
/*
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-12 02:48:16 +0300