diff options
Diffstat (limited to 'drivers/staging/wfx/main.c')
| -rw-r--r-- | drivers/staging/wfx/main.c | 51 |
1 files changed, 10 insertions, 41 deletions
diff --git a/drivers/staging/wfx/main.c b/drivers/staging/wfx/main.c index 6bd96f476388..11dfa088fc86 100644 --- a/drivers/staging/wfx/main.c +++ b/drivers/staging/wfx/main.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/of_net.h> -#include <linux/gpio.h> #include <linux/gpio/consumer.h> #include <linux/mmc/sdio_func.h> #include <linux/spi/spi.h> @@ -41,10 +40,6 @@ MODULE_DESCRIPTION("Silicon Labs 802.11 Wireless LAN driver for WFx"); MODULE_AUTHOR("Jérôme Pouiller <jerome.pouiller@silabs.com>"); MODULE_LICENSE("GPL"); -static int gpio_wakeup = -2; -module_param(gpio_wakeup, int, 0644); -MODULE_PARM_DESC(gpio_wakeup, "gpio number for wakeup. -1 for none."); - #define RATETAB_ENT(_rate, _rateid, _flags) { \ .bitrate = (_rate), \ .hw_value = (_rateid), \ @@ -170,38 +165,6 @@ 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 *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)); - if (!ret) - ret = gpio_to_desc(override); - } else if (override == -1) { - ret = NULL; - } else { - ret = devm_gpiod_get(dev, label, GPIOD_OUT_LOW); - } - if (IS_ERR_OR_NULL(ret)) { - 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); - ret = NULL; - } else { - dev_dbg(dev, "using gpio %d for %s\n", - desc_to_gpio(ret), label); - } - return ret; -} - /* NOTE: wfx_send_pds() destroy buf */ int wfx_send_pds(struct wfx_dev *wdev, u8 *buf, size_t len) { @@ -340,7 +303,12 @@ struct wfx_dev *wfx_init_common(struct device *dev, memcpy(&wdev->pdata, pdata, sizeof(*pdata)); of_property_read_string(dev->of_node, "config-file", &wdev->pdata.file_pds); - wdev->pdata.gpio_wakeup = wfx_get_gpio(dev, gpio_wakeup, "wakeup"); + wdev->pdata.gpio_wakeup = devm_gpiod_get_optional(dev, "wakeup", + GPIOD_OUT_LOW); + if (IS_ERR(wdev->pdata.gpio_wakeup)) + return ERR_CAST(wdev->pdata.gpio_wakeup); + if (wdev->pdata.gpio_wakeup) + gpiod_set_consumer_name(wdev->pdata.gpio_wakeup, "wfx wakeup"); wfx_sl_fill_pdata(dev, &wdev->pdata); mutex_init(&wdev->conf_mutex); @@ -349,8 +317,10 @@ struct wfx_dev *wfx_init_common(struct device *dev, init_completion(&wdev->firmware_ready); INIT_DELAYED_WORK(&wdev->cooling_timeout_work, wfx_cooling_timeout_work); + skb_queue_head_init(&wdev->tx_pending); + init_waitqueue_head(&wdev->tx_dequeue); wfx_init_hif_cmd(&wdev->hif_cmd); - wfx_tx_queues_init(wdev); + wdev->force_ps_timeout = -1; if (devm_add_action_or_reset(dev, wfx_free_common, wdev)) return NULL; @@ -442,8 +412,7 @@ int wfx_probe(struct wfx_dev *wdev) 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), + "enable 'quiescent' power mode with wakeup GPIO and PDS file %s\n", wdev->pdata.file_pds); gpiod_set_value_cansleep(wdev->pdata.gpio_wakeup, 1); control_reg_write(wdev, 0); |