From: Rafał Miłecki Date: Mon, 2 Jan 2012 18:31:21 +0000 (+0100) Subject: b43: add maskset helpers X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5056635c10151970d87ae256b7f52f056291799e;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git b43: add maskset helpers Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index 16e8f8058155..835462dc1206 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -999,6 +999,12 @@ static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value) dev->dev->write16(dev->dev, offset, value); } +static inline void b43_maskset16(struct b43_wldev *dev, u16 offset, u16 mask, + u16 set) +{ + b43_write16(dev, offset, (b43_read16(dev, offset) & mask) | set); +} + static inline u32 b43_read32(struct b43_wldev *dev, u16 offset) { return dev->dev->read32(dev->dev, offset); @@ -1009,6 +1015,12 @@ static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value) dev->dev->write32(dev->dev, offset, value); } +static inline void b43_maskset32(struct b43_wldev *dev, u16 offset, u32 mask, + u32 set) +{ + b43_write32(dev, offset, (b43_read32(dev, offset) & mask) | set); +} + static inline void b43_block_read(struct b43_wldev *dev, void *buffer, size_t count, u16 offset, u8 reg_width) { diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index b91f28ef1032..268f2db5237b 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -578,22 +578,14 @@ void b43_tsf_read(struct b43_wldev *dev, u64 *tsf) static void b43_time_lock(struct b43_wldev *dev) { - u32 macctl; - - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl |= B43_MACCTL_TBTTHOLD; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_TBTTHOLD); /* Commit the write */ b43_read32(dev, B43_MMIO_MACCTL); } static void b43_time_unlock(struct b43_wldev *dev) { - u32 macctl; - - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_TBTTHOLD; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_TBTTHOLD, 0); /* Commit the write */ b43_read32(dev, B43_MMIO_MACCTL); } @@ -2485,10 +2477,8 @@ static int b43_upload_microcode(struct b43_wldev *dev) b43_write32(dev, B43_MMIO_GEN_IRQ_REASON, B43_IRQ_ALL); /* Start the microcode PSM */ - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_PSM_JMP0; - macctl |= B43_MACCTL_PSM_RUN; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PSM_JMP0, + B43_MACCTL_PSM_RUN); /* Wait for the microcode to load and respond */ i = 0; @@ -2588,10 +2578,9 @@ static int b43_upload_microcode(struct b43_wldev *dev) return 0; error: - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_PSM_RUN; - macctl |= B43_MACCTL_PSM_JMP0; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + /* Stop the microcode PSM. */ + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PSM_RUN, + B43_MACCTL_PSM_JMP0); return err; } @@ -2706,11 +2695,8 @@ static int b43_gpio_init(struct b43_wldev *dev) struct ssb_device *gpiodev; u32 mask, set; - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_GPOUTSMSK); - - b43_write16(dev, B43_MMIO_GPIO_MASK, b43_read16(dev, B43_MMIO_GPIO_MASK) - | 0x000F); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0); + b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xF); mask = 0x0000001F; set = 0x0000000F; @@ -2798,9 +2784,7 @@ void b43_mac_enable(struct b43_wldev *dev) dev->mac_suspended--; B43_WARN_ON(dev->mac_suspended < 0); if (dev->mac_suspended == 0) { - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_ENABLED); + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_ENABLED); b43_write32(dev, B43_MMIO_GEN_IRQ_REASON, B43_IRQ_MAC_SUSPENDED); /* Commit writes */ @@ -2821,9 +2805,7 @@ void b43_mac_suspend(struct b43_wldev *dev) if (dev->mac_suspended == 0) { b43_power_saving_ctl_bits(dev, B43_PS_AWAKE); - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_ENABLED); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_ENABLED, 0); /* force pci to flush the write */ b43_read32(dev, B43_MMIO_MACCTL); for (i = 35; i; i--) { @@ -2929,15 +2911,10 @@ static void b43_adjust_opmode(struct b43_wldev *dev) * so always disable it. If we want to implement PMQ, * we need to enable it here (clear DISCPMQ) in AP mode. */ - if (0 /* ctl & B43_MACCTL_AP */) { - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_DISCPMQ); - } else { - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_DISCPMQ); - } + if (0 /* ctl & B43_MACCTL_AP */) + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_DISCPMQ, 0); + else + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_DISCPMQ); } static void b43_rate_memory_write(struct b43_wldev *dev, u16 rate, int is_ofdm) @@ -3081,10 +3058,8 @@ static int b43_chip_init(struct b43_wldev *dev) if (dev->dev->core_rev < 5) b43_write32(dev, 0x010C, 0x01000000); - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_INFRA); - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_INFRA); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_INFRA, 0); + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_INFRA); /* Probe Response Timeout value */ /* FIXME: Default to 0, has to be set by ioctl probably... :-/ */ @@ -4562,8 +4537,6 @@ static void b43_set_pretbtt(struct b43_wldev *dev) /* Locking: wl->mutex */ static void b43_wireless_core_exit(struct b43_wldev *dev) { - u32 macctl; - B43_WARN_ON(dev && b43_status(dev) > B43_STAT_INITIALIZED); if (!dev || b43_status(dev) != B43_STAT_INITIALIZED) return; @@ -4574,10 +4547,8 @@ static void b43_wireless_core_exit(struct b43_wldev *dev) b43_set_status(dev, B43_STAT_UNINIT); /* Stop the microcode PSM. */ - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_PSM_RUN; - macctl |= B43_MACCTL_PSM_JMP0; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PSM_RUN, + B43_MACCTL_PSM_JMP0); b43_dma_free(dev); b43_pio_free(dev); diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index bf5a43855358..9530f12c0282 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -3968,13 +3968,10 @@ static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init) #endif } - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) & - ~B43_MACCTL_GPOUTSMSK); - b43_write16(dev, B43_MMIO_GPIO_MASK, - b43_read16(dev, B43_MMIO_GPIO_MASK) | 0xFC00); - b43_write16(dev, B43_MMIO_GPIO_CONTROL, - b43_read16(dev, B43_MMIO_GPIO_CONTROL) & ~0xFC00); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0); + b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xFC00); + b43_maskset16(dev, B43_MMIO_GPIO_CONTROL, (~0xFC00 & 0xFFFF), + 0); if (init) { b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8); @@ -4530,8 +4527,7 @@ static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask, { check_phyreg(dev, reg); b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); - b43_write16(dev, B43_MMIO_PHY_DATA, - (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set); + b43_maskset16(dev, B43_MMIO_PHY_DATA, mask, set); } static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)