From f2cede49ae7b9f51a6fe97ada16c27e4d03d05a3 Mon Sep 17 00:00:00 2001 From: Arik Nemtsov Date: Tue, 17 Sep 2013 18:41:30 +0300 Subject: [PATCH] wlcore: always register dummy hardirq This keeps the kernel happy when using edge-irqs and requesting a threaded irq. Signed-off-by: Arik Nemtsov Signed-off-by: Eliad Peller Signed-off-by: Luciano Coelho --- drivers/net/wireless/ti/wlcore/main.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index d8d006fe535e..bbdd10632373 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -5994,6 +5994,11 @@ static const struct wiphy_wowlan_support wlcore_wowlan_support = { }; #endif +static irqreturn_t wlcore_hardirq(int irq, void *cookie) +{ + return IRQ_WAKE_THREAD; +} + static void wlcore_nvs_cb(const struct firmware *fw, void *context) { struct wl1271 *wl = context; @@ -6002,6 +6007,7 @@ static void wlcore_nvs_cb(const struct firmware *fw, void *context) struct wl12xx_platform_data *pdata = pdev_data->pdata; unsigned long irqflags; int ret; + irq_handler_t hardirq_fn = NULL; if (fw) { wl->nvs = kmemdup(fw->data, fw->size, GFP_KERNEL); @@ -6030,12 +6036,14 @@ static void wlcore_nvs_cb(const struct firmware *fw, void *context) wl->platform_quirks = pdata->platform_quirks; wl->if_ops = pdev_data->if_ops; - if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ) + if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ) { irqflags = IRQF_TRIGGER_RISING; - else + hardirq_fn = wlcore_hardirq; + } else { irqflags = IRQF_TRIGGER_HIGH | IRQF_ONESHOT; + } - ret = request_threaded_irq(wl->irq, NULL, wlcore_irq, + ret = request_threaded_irq(wl->irq, hardirq_fn, wlcore_irq, irqflags, pdev->name, wl); if (ret < 0) { wl1271_error("request_irq() failed: %d", ret); -- 2.20.1