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path: root/drivers/staging/wfx/main.c
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Diffstat (limited to 'drivers/staging/wfx/main.c')
-rw-r--r--drivers/staging/wfx/main.c61
1 files changed, 41 insertions, 20 deletions
diff --git a/drivers/staging/wfx/main.c b/drivers/staging/wfx/main.c
index 18f07f7ad347..986a2ef678b9 100644
--- a/drivers/staging/wfx/main.c
+++ b/drivers/staging/wfx/main.c
@@ -99,7 +99,8 @@ static const struct ieee80211_supported_band wfx_band_2ghz = {
.ht_cap = {
// Receive caps
.cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 |
- IEEE80211_HT_CAP_MAX_AMSDU | (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT),
+ IEEE80211_HT_CAP_MAX_AMSDU |
+ (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT),
.ht_supported = 1,
.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE,
@@ -163,14 +164,17 @@ bool wfx_api_older_than(struct wfx_dev *wdev, int major, int minor)
return false;
}
-struct gpio_desc *wfx_get_gpio(struct device *dev, int override, const char *label)
+struct gpio_desc *wfx_get_gpio(struct device *dev, int override,
+ const char *label)
{
struct gpio_desc *ret;
char label_buf[256];
if (override >= 0) {
snprintf(label_buf, sizeof(label_buf), "wfx_%s", label);
- ret = ERR_PTR(devm_gpio_request_one(dev, override, GPIOF_OUT_INIT_LOW, label_buf));
+ ret = ERR_PTR(devm_gpio_request_one(dev, override,
+ GPIOF_OUT_INIT_LOW,
+ label_buf));
if (!ret)
ret = gpio_to_desc(override);
} else if (override == -1) {
@@ -182,10 +186,12 @@ struct gpio_desc *wfx_get_gpio(struct device *dev, int override, const char *lab
if (!ret || PTR_ERR(ret) == -ENOENT)
dev_warn(dev, "gpio %s is not defined\n", label);
else
- dev_warn(dev, "error while requesting gpio %s\n", label);
+ dev_warn(dev,
+ "error while requesting gpio %s\n", label);
ret = NULL;
} else {
- dev_dbg(dev, "using gpio %d for %s\n", desc_to_gpio(ret), label);
+ dev_dbg(dev,
+ "using gpio %d for %s\n", desc_to_gpio(ret), label);
}
return ret;
}
@@ -215,7 +221,8 @@ int wfx_send_pds(struct wfx_dev *wdev, unsigned char *buf, size_t len)
buf[i] = 0;
dev_dbg(wdev->dev, "send PDS '%s}'\n", buf + start);
buf[i] = '}';
- ret = hif_configuration(wdev, buf + start, i - start + 1);
+ ret = hif_configuration(wdev, buf + start,
+ i - start + 1);
if (ret == HIF_STATUS_FAILURE) {
dev_err(wdev->dev, "PDS bytes %d to %d: invalid data (unsupported options?)\n", start, i);
return -EINVAL;
@@ -243,7 +250,8 @@ static int wfx_send_pdata_pds(struct wfx_dev *wdev)
ret = request_firmware(&pds, wdev->pdata.file_pds, wdev->dev);
if (ret) {
- dev_err(wdev->dev, "can't load PDS file %s\n", wdev->pdata.file_pds);
+ dev_err(wdev->dev, "can't load PDS file %s\n",
+ wdev->pdata.file_pds);
return ret;
}
tmp_buf = kmemdup(pds->data, pds->size, GFP_KERNEL);
@@ -282,7 +290,8 @@ struct wfx_dev *wfx_init_common(struct device *dev,
hw->queues = 4;
hw->max_rates = 8;
hw->max_rate_tries = 15;
- hw->extra_tx_headroom = sizeof(struct hif_sl_msg_hdr) + sizeof(struct hif_msg)
+ hw->extra_tx_headroom = sizeof(struct hif_sl_msg_hdr) +
+ sizeof(struct hif_msg)
+ sizeof(struct hif_req_tx)
+ 4 /* alignment */ + 8 /* TKIP IV */;
hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
@@ -297,7 +306,8 @@ struct wfx_dev *wfx_init_common(struct device *dev,
hw->wiphy->iface_combinations = wfx_iface_combinations;
hw->wiphy->bands[NL80211_BAND_2GHZ] = devm_kmalloc(dev, sizeof(wfx_band_2ghz), GFP_KERNEL);
// FIXME: also copy wfx_rates and wfx_2ghz_chantable
- memcpy(hw->wiphy->bands[NL80211_BAND_2GHZ], &wfx_band_2ghz, sizeof(wfx_band_2ghz));
+ memcpy(hw->wiphy->bands[NL80211_BAND_2GHZ], &wfx_band_2ghz,
+ sizeof(wfx_band_2ghz));
wdev = hw->priv;
wdev->hw = hw;
@@ -305,7 +315,8 @@ struct wfx_dev *wfx_init_common(struct device *dev,
wdev->hwbus_ops = hwbus_ops;
wdev->hwbus_priv = hwbus_priv;
memcpy(&wdev->pdata, pdata, sizeof(*pdata));
- of_property_read_string(dev->of_node, "config-file", &wdev->pdata.file_pds);
+ of_property_read_string(dev->of_node, "config-file",
+ &wdev->pdata.file_pds);
wdev->pdata.gpio_wakeup = wfx_get_gpio(dev, gpio_wakeup, "wakeup");
wfx_sl_fill_pdata(dev, &wdev->pdata);
@@ -344,7 +355,8 @@ int wfx_probe(struct wfx_dev *wdev)
if (err)
goto err1;
- err = wait_for_completion_interruptible_timeout(&wdev->firmware_ready, 10 * HZ);
+ err = wait_for_completion_interruptible_timeout(&wdev->firmware_ready,
+ 10 * HZ);
if (err <= 0) {
if (err == 0) {
dev_err(wdev->dev, "timeout while waiting for startup indication. IRQ configuration error?\n");
@@ -359,16 +371,19 @@ int wfx_probe(struct wfx_dev *wdev)
dev_info(wdev->dev, "started firmware %d.%d.%d \"%s\" (API: %d.%d, keyset: %02X, caps: 0x%.8X)\n",
wdev->hw_caps.firmware_major, wdev->hw_caps.firmware_minor,
wdev->hw_caps.firmware_build, wdev->hw_caps.firmware_label,
- wdev->hw_caps.api_version_major, wdev->hw_caps.api_version_minor,
+ wdev->hw_caps.api_version_major,
+ wdev->hw_caps.api_version_minor,
wdev->keyset, *((u32 *) &wdev->hw_caps.capabilities));
- snprintf(wdev->hw->wiphy->fw_version, sizeof(wdev->hw->wiphy->fw_version),
+ snprintf(wdev->hw->wiphy->fw_version,
+ sizeof(wdev->hw->wiphy->fw_version),
"%d.%d.%d",
wdev->hw_caps.firmware_major,
wdev->hw_caps.firmware_minor,
wdev->hw_caps.firmware_build);
if (wfx_api_older_than(wdev, 1, 0)) {
- dev_err(wdev->dev, "unsupported firmware API version (expect 1 while firmware returns %d)\n",
+ dev_err(wdev->dev,
+ "unsupported firmware API version (expect 1 while firmware returns %d)\n",
wdev->hw_caps.api_version_major);
err = -ENOTSUPP;
goto err1;
@@ -376,7 +391,8 @@ int wfx_probe(struct wfx_dev *wdev)
err = wfx_sl_init(wdev);
if (err && wdev->hw_caps.capabilities.link_mode == SEC_LINK_ENFORCED) {
- dev_err(wdev->dev, "chip require secure_link, but can't negociate it\n");
+ dev_err(wdev->dev,
+ "chip require secure_link, but can't negociate it\n");
goto err1;
}
@@ -386,15 +402,18 @@ int wfx_probe(struct wfx_dev *wdev)
wdev->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[13].flags |= IEEE80211_CHAN_DISABLED;
}
- dev_dbg(wdev->dev, "sending configuration file %s\n", wdev->pdata.file_pds);
+ dev_dbg(wdev->dev, "sending configuration file %s\n",
+ wdev->pdata.file_pds);
err = wfx_send_pdata_pds(wdev);
if (err < 0)
goto err1;
wdev->pdata.gpio_wakeup = gpio_saved;
if (wdev->pdata.gpio_wakeup) {
- dev_dbg(wdev->dev, "enable 'quiescent' power mode with gpio %d and PDS file %s\n",
- desc_to_gpio(wdev->pdata.gpio_wakeup), wdev->pdata.file_pds);
+ dev_dbg(wdev->dev,
+ "enable 'quiescent' power mode with gpio %d and PDS file %s\n",
+ desc_to_gpio(wdev->pdata.gpio_wakeup),
+ wdev->pdata.file_pds);
gpiod_set_value(wdev->pdata.gpio_wakeup, 1);
control_reg_write(wdev, 0);
hif_set_operational_mode(wdev, HIF_OP_POWER_MODE_QUIESCENT);
@@ -411,13 +430,15 @@ int wfx_probe(struct wfx_dev *wdev)
ether_addr_copy(wdev->addresses[i].addr, macaddr);
wdev->addresses[i].addr[ETH_ALEN - 1] += i;
} else {
- ether_addr_copy(wdev->addresses[i].addr, wdev->hw_caps.mac_addr[i]);
+ ether_addr_copy(wdev->addresses[i].addr,
+ wdev->hw_caps.mac_addr[i]);
}
if (!is_valid_ether_addr(wdev->addresses[i].addr)) {
dev_warn(wdev->dev, "using random MAC address\n");
eth_random_addr(wdev->addresses[i].addr);
}
- dev_info(wdev->dev, "MAC address %d: %pM\n", i, wdev->addresses[i].addr);
+ dev_info(wdev->dev, "MAC address %d: %pM\n", i,
+ wdev->addresses[i].addr);
}
wdev->hw->wiphy->n_addresses = ARRAY_SIZE(wdev->addresses);
wdev->hw->wiphy->addresses = wdev->addresses;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.