diff options
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 45 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h | 2 |
3 files changed, 34 insertions, 14 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 8dbd5dbb78fd..79b2c7e3f7e7 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -1064,6 +1064,16 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, if (!sdiodev->pdata) brcmf_of_probe(sdiodev); +#ifdef CONFIG_PM_SLEEP + /* wowl can be supported when KEEP_POWER is true and (WAKE_SDIO_IRQ + * is true or when platform data OOB irq is true). + */ + if ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_KEEP_POWER) && + ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_WAKE_SDIO_IRQ) || + (sdiodev->pdata->oob_irq_supported))) + bus_if->wowl_supported = true; +#endif + atomic_set(&sdiodev->suspend, false); init_waitqueue_head(&sdiodev->request_word_wait); init_waitqueue_head(&sdiodev->request_buffer_wait); @@ -1116,34 +1126,39 @@ static void brcmf_ops_sdio_remove(struct sdio_func *func) brcmf_dbg(SDIO, "Exit\n"); } +void brcmf_sdio_wowl_config(struct device *dev, bool enabled) +{ + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; + + brcmf_dbg(SDIO, "Configuring WOWL, enabled=%d\n", enabled); + sdiodev->wowl_enabled = enabled; +} + #ifdef CONFIG_PM_SLEEP static int brcmf_ops_sdio_suspend(struct device *dev) { - mmc_pm_flag_t sdio_flags; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; - int ret = 0; + mmc_pm_flag_t sdio_flags; brcmf_dbg(SDIO, "Enter\n"); - sdio_flags = sdio_get_host_pm_caps(sdiodev->func[1]); - if (!(sdio_flags & MMC_PM_KEEP_POWER)) { - brcmf_err("Host can't keep power while suspended\n"); - return -EINVAL; - } - atomic_set(&sdiodev->suspend, true); - ret = sdio_set_host_pm_flags(sdiodev->func[1], MMC_PM_KEEP_POWER); - if (ret) { - brcmf_err("Failed to set pm_flags\n"); - atomic_set(&sdiodev->suspend, false); - return ret; + if (sdiodev->wowl_enabled) { + sdio_flags = MMC_PM_KEEP_POWER; + if (sdiodev->pdata->oob_irq_supported) + enable_irq_wake(sdiodev->pdata->oob_irq_nr); + else + sdio_flags = MMC_PM_WAKE_SDIO_IRQ; + if (sdio_set_host_pm_flags(sdiodev->func[1], sdio_flags)) + brcmf_err("Failed to set pm_flags %x\n", sdio_flags); } brcmf_sdio_wd_timer(sdiodev->bus, 0); - return ret; + return 0; } static int brcmf_ops_sdio_resume(struct device *dev) @@ -1152,6 +1167,8 @@ static int brcmf_ops_sdio_resume(struct device *dev) struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; brcmf_dbg(SDIO, "Enter\n"); + if (sdiodev->pdata->oob_irq_supported) + disable_irq_wake(sdiodev->pdata->oob_irq_nr); brcmf_sdio_wd_timer(sdiodev->bus, BRCMF_WD_POLL_MS); atomic_set(&sdiodev->suspend, false); return 0; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index f55f625fd06b..079187c51170 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -3949,6 +3949,7 @@ static struct brcmf_bus_ops brcmf_sdio_bus_ops = { .txctl = brcmf_sdio_bus_txctl, .rxctl = brcmf_sdio_bus_rxctl, .gettxq = brcmf_sdio_bus_gettxq, + .wowl_config = brcmf_sdio_wowl_config }; static void brcmf_sdio_firmware_callback(struct device *dev, diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h index f2d06cae366a..262aedfeaa30 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h @@ -186,6 +186,7 @@ struct brcmf_sdio_dev { struct sg_table sgtable; char fw_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN]; char nvram_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN]; + bool wowl_enabled; }; /* sdio core registers */ @@ -334,5 +335,6 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus); void brcmf_sdio_isr(struct brcmf_sdio *bus); void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, uint wdtick); +void brcmf_sdio_wowl_config(struct device *dev, bool enabled); #endif /* _BRCM_SDH_H_ */ |