From 505fb019d4924e425bb1024eb603a7bc7fe7fe63 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Thu, 19 May 2011 15:11:27 +0200 Subject: [PATCH] b43: bus: add helpers for checking host type MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/bus.h | 11 +++++++++++ drivers/net/wireless/b43/main.c | 12 ++++++------ 2 files changed, 17 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/b43/bus.h b/drivers/net/wireless/b43/bus.h index fd88e2b121a0..79a5ab4270c3 100644 --- a/drivers/net/wireless/b43/bus.h +++ b/drivers/net/wireless/b43/bus.h @@ -46,6 +46,17 @@ struct b43_bus_dev { u8 core_rev; }; +static inline bool b43_bus_host_is_pcmcia(struct b43_bus_dev *dev) +{ + return (dev->bus_type == B43_BUS_SSB && + dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA); +} +static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev) +{ + return (dev->bus_type == B43_BUS_SSB && + dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO); +} + struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev); #endif /* B43_BUS_H_ */ diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 99411dadd100..659bc3169a4e 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1645,7 +1645,7 @@ static void b43_beacon_update_trigger_work(struct work_struct *work) mutex_lock(&wl->mutex); dev = wl->current_dev; if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED))) { - if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { /* wl->mutex is enough. */ b43_do_beacon_update_trigger_work(dev); mmiowb(); @@ -3955,7 +3955,7 @@ redo: /* Disable interrupts on the device. */ b43_set_status(dev, B43_STAT_INITIALIZED); - if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { /* wl->mutex is locked. That is enough. */ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, 0); b43_read32(dev, B43_MMIO_GEN_IRQ_MASK); /* Flush */ @@ -3968,7 +3968,7 @@ redo: /* Synchronize and free the interrupt handlers. Unlock to avoid deadlocks. */ orig_dev = dev; mutex_unlock(&wl->mutex); - if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { b43_sdio_free_irq(dev); } else { synchronize_irq(dev->dev->irq); @@ -4005,7 +4005,7 @@ static int b43_wireless_core_start(struct b43_wldev *dev) B43_WARN_ON(b43_status(dev) != B43_STAT_INITIALIZED); drain_txstatus_queue(dev); - if (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { err = b43_sdio_request_irq(dev, b43_sdio_interrupt_handler); if (err) { b43err(dev->wl, "Cannot request SDIO IRQ\n"); @@ -4405,8 +4405,8 @@ static int b43_wireless_core_init(struct b43_wldev *dev) /* Maximum Contention Window */ b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_MAXCONT, 0x3FF); - if ((dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA) || - (dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO) || + if (b43_bus_host_is_pcmcia(dev->dev) || + b43_bus_host_is_sdio(dev->dev) || dev->use_pio) { dev->__using_pio_transfers = 1; err = b43_pio_init(dev); -- 2.20.1