diff options
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/main.c | 41 | ||||
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/main.h | 25 | ||||
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/pcie.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/sdio.c | 72 | ||||
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/sdio.h | 8 |
5 files changed, 73 insertions, 75 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index 835d33014086..948f5c26c1f0 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1552,14 +1552,55 @@ void mwifiex_do_flr(struct mwifiex_adapter *adapter, bool prepare) } EXPORT_SYMBOL_GPL(mwifiex_do_flr); +static irqreturn_t mwifiex_irq_wakeup_handler(int irq, void *priv) +{ + struct mwifiex_adapter *adapter = priv; + + if (adapter->irq_wakeup >= 0) { + dev_dbg(adapter->dev, "%s: wake by wifi", __func__); + adapter->wake_by_wifi = true; + disable_irq_nosync(irq); + } + + /* Notify PM core we are wakeup source */ + pm_wakeup_event(adapter->dev, 0); + + return IRQ_HANDLED; +} + static void mwifiex_probe_of(struct mwifiex_adapter *adapter) { + int ret; struct device *dev = adapter->dev; if (!dev->of_node) return; adapter->dt_node = dev->of_node; + adapter->irq_wakeup = irq_of_parse_and_map(adapter->dt_node, 0); + if (!adapter->irq_wakeup) { + dev_info(dev, "fail to parse irq_wakeup from device tree\n"); + return; + } + + ret = devm_request_irq(dev, adapter->irq_wakeup, + mwifiex_irq_wakeup_handler, IRQF_TRIGGER_LOW, + "wifi_wake", adapter); + if (ret) { + dev_err(dev, "Failed to request irq_wakeup %d (%d)\n", + adapter->irq_wakeup, ret); + goto err_exit; + } + + disable_irq(adapter->irq_wakeup); + if (device_init_wakeup(dev, true)) { + dev_err(dev, "fail to init wakeup for mwifiex\n"); + goto err_exit; + } + return; + +err_exit: + adapter->irq_wakeup = 0; } /* diff --git a/drivers/net/wireless/marvell/mwifiex/main.h b/drivers/net/wireless/marvell/mwifiex/main.h index 549e1ba89576..ae5afe5829ea 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.h +++ b/drivers/net/wireless/marvell/mwifiex/main.h @@ -1011,6 +1011,10 @@ struct mwifiex_adapter { bool usb_mc_setup; struct cfg80211_wowlan_nd_info *nd_info; struct ieee80211_regdomain *regd; + + /* Wake-on-WLAN (WoWLAN) */ + int irq_wakeup; + bool wake_by_wifi; }; void mwifiex_process_tx_queue(struct mwifiex_adapter *adapter); @@ -1410,6 +1414,27 @@ static inline u8 mwifiex_is_tdls_link_setup(u8 status) return false; } +/* Disable platform specific wakeup interrupt */ +static inline void mwifiex_disable_wake(struct mwifiex_adapter *adapter) +{ + if (adapter->irq_wakeup >= 0) { + disable_irq_wake(adapter->irq_wakeup); + if (!adapter->wake_by_wifi) + disable_irq(adapter->irq_wakeup); + } +} + +/* Enable platform specific wakeup interrupt */ +static inline void mwifiex_enable_wake(struct mwifiex_adapter *adapter) +{ + /* Enable platform specific wakeup interrupt */ + if (adapter->irq_wakeup >= 0) { + adapter->wake_by_wifi = false; + enable_irq(adapter->irq_wakeup); + enable_irq_wake(adapter->irq_wakeup); + } +} + int mwifiex_init_shutdown_fw(struct mwifiex_private *priv, u32 func_init_shutdown); int mwifiex_add_card(void *card, struct semaphore *sem, diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index 0b0f9c754f42..2ab1d179f16c 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -131,6 +131,7 @@ static int mwifiex_pcie_suspend(struct device *dev) } adapter = card->adapter; + mwifiex_enable_wake(adapter); /* Enable the Host Sleep */ if (!mwifiex_enable_hs(adapter)) { @@ -186,6 +187,7 @@ static int mwifiex_pcie_resume(struct device *dev) mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), MWIFIEX_ASYNC_CMD); + mwifiex_disable_wake(adapter); return 0; } diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c index 037a0f9dd6d9..f410cf5c04e4 100644 --- a/drivers/net/wireless/marvell/mwifiex/sdio.c +++ b/drivers/net/wireless/marvell/mwifiex/sdio.c @@ -79,67 +79,18 @@ static const struct of_device_id mwifiex_sdio_of_match_table[] = { { } }; -static irqreturn_t mwifiex_wake_irq_wifi(int irq, void *priv) -{ - struct mwifiex_plt_wake_cfg *cfg = priv; - - if (cfg->irq_wifi >= 0) { - pr_info("%s: wake by wifi", __func__); - cfg->wake_by_wifi = true; - disable_irq_nosync(irq); - } - - /* Notify PM core we are wakeup source */ - pm_wakeup_event(cfg->dev, 0); - - return IRQ_HANDLED; -} - /* This function parse device tree node using mmc subnode devicetree API. * The device node is saved in card->plt_of_node. * if the device tree node exist and include interrupts attributes, this * function will also request platform specific wakeup interrupt. */ -static int mwifiex_sdio_probe_of(struct device *dev, struct sdio_mmc_card *card) +static int mwifiex_sdio_probe_of(struct device *dev) { - struct mwifiex_plt_wake_cfg *cfg; - int ret; - if (!of_match_node(mwifiex_sdio_of_match_table, dev->of_node)) { dev_err(dev, "required compatible string missing\n"); return -EINVAL; } - card->plt_of_node = dev->of_node; - card->plt_wake_cfg = devm_kzalloc(dev, sizeof(*card->plt_wake_cfg), - GFP_KERNEL); - cfg = card->plt_wake_cfg; - if (cfg && card->plt_of_node) { - cfg->dev = dev; - cfg->irq_wifi = irq_of_parse_and_map(card->plt_of_node, 0); - if (!cfg->irq_wifi) { - dev_dbg(dev, - "fail to parse irq_wifi from device tree\n"); - } else { - ret = devm_request_irq(dev, cfg->irq_wifi, - mwifiex_wake_irq_wifi, - IRQF_TRIGGER_LOW, - "wifi_wake", cfg); - if (ret) { - dev_dbg(dev, - "Failed to request irq_wifi %d (%d)\n", - cfg->irq_wifi, ret); - card->plt_wake_cfg = NULL; - return 0; - } - disable_irq(cfg->irq_wifi); - } - } - - ret = device_init_wakeup(dev, true); - if (ret) - dev_err(dev, "fail to init wakeup for mwifiex"); - return 0; } @@ -198,11 +149,9 @@ mwifiex_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id) /* device tree node parsing and platform specific configuration*/ if (func->dev.of_node) { - ret = mwifiex_sdio_probe_of(&func->dev, card); - if (ret) { - dev_err(&func->dev, "SDIO dt node parse failed\n"); + ret = mwifiex_sdio_probe_of(&func->dev); + if (ret) goto err_disable; - } } ret = mwifiex_add_card(card, &add_remove_card_sem, &sdio_ops, @@ -265,12 +214,7 @@ static int mwifiex_sdio_resume(struct device *dev) mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), MWIFIEX_SYNC_CMD); - /* Disable platform specific wakeup interrupt */ - if (card->plt_wake_cfg && card->plt_wake_cfg->irq_wifi >= 0) { - disable_irq_wake(card->plt_wake_cfg->irq_wifi); - if (!card->plt_wake_cfg->wake_by_wifi) - disable_irq(card->plt_wake_cfg->irq_wifi); - } + mwifiex_disable_wake(adapter); return 0; } @@ -350,13 +294,7 @@ static int mwifiex_sdio_suspend(struct device *dev) } adapter = card->adapter; - - /* Enable platform specific wakeup interrupt */ - if (card->plt_wake_cfg && card->plt_wake_cfg->irq_wifi >= 0) { - card->plt_wake_cfg->wake_by_wifi = false; - enable_irq(card->plt_wake_cfg->irq_wifi); - enable_irq_wake(card->plt_wake_cfg->irq_wifi); - } + mwifiex_enable_wake(adapter); /* Enable the Host Sleep */ if (!mwifiex_enable_hs(adapter)) { diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.h b/drivers/net/wireless/marvell/mwifiex/sdio.h index 07cdd2371eb5..b9fbc5cf6262 100644 --- a/drivers/net/wireless/marvell/mwifiex/sdio.h +++ b/drivers/net/wireless/marvell/mwifiex/sdio.h @@ -154,12 +154,6 @@ a->mpa_rx.start_port = 0; \ } while (0) -struct mwifiex_plt_wake_cfg { - struct device *dev; - int irq_wifi; - bool wake_by_wifi; -}; - /* data structure for SDIO MPA TX */ struct mwifiex_sdio_mpa_tx { /* multiport tx aggregation buffer pointer */ @@ -243,8 +237,6 @@ struct mwifiex_sdio_card_reg { struct sdio_mmc_card { struct sdio_func *func; struct mwifiex_adapter *adapter; - struct device_node *plt_of_node; - struct mwifiex_plt_wake_cfg *plt_wake_cfg; const char *firmware; const struct mwifiex_sdio_card_reg *reg; |