diff options
author | Felix Fietkau <nbd@openwrt.org> | 2009-04-27 15:47:46 +0000 |
---|---|---|
committer | Felix Fietkau <nbd@openwrt.org> | 2009-04-27 15:47:46 +0000 |
commit | 4f88f8de81407f05b9eddd550d0b201296d75886 (patch) | |
tree | c9a472d2a95d500d413e0023df04ee10e9ac2e36 /target/linux/brcm47xx/patches-2.6.25/680-ssb-support-8bit-writes.patch | |
parent | c2696fb7067d5646e0c6566f00d10b7a4dc856af (diff) | |
download | master-31e0f0ae-4f88f8de81407f05b9eddd550d0b201296d75886.tar.gz master-31e0f0ae-4f88f8de81407f05b9eddd550d0b201296d75886.tar.bz2 master-31e0f0ae-4f88f8de81407f05b9eddd550d0b201296d75886.zip |
brcm47xx: remove 2.6.25 support
SVN-Revision: 15448
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.25/680-ssb-support-8bit-writes.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-2.6.25/680-ssb-support-8bit-writes.patch | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.25/680-ssb-support-8bit-writes.patch b/target/linux/brcm47xx/patches-2.6.25/680-ssb-support-8bit-writes.patch deleted file mode 100644 index f96b4d2dab..0000000000 --- a/target/linux/brcm47xx/patches-2.6.25/680-ssb-support-8bit-writes.patch +++ /dev/null @@ -1,189 +0,0 @@ -Add support for 8bit reads/writes to SSB. ---- a/drivers/ssb/main.c -+++ b/drivers/ssb/main.c -@@ -508,6 +508,14 @@ error: - return err; - } - -+static u8 ssb_ssb_read8(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ offset += dev->core_index * SSB_CORE_SIZE; -+ return readb(bus->mmio + offset); -+} -+ - static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset) - { - struct ssb_bus *bus = dev->bus; -@@ -524,6 +532,14 @@ static u32 ssb_ssb_read32(struct ssb_dev - return readl(bus->mmio + offset); - } - -+static void ssb_ssb_write8(struct ssb_device *dev, u16 offset, u8 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ offset += dev->core_index * SSB_CORE_SIZE; -+ writeb(value, bus->mmio + offset); -+} -+ - static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value) - { - struct ssb_bus *bus = dev->bus; -@@ -542,8 +558,10 @@ static void ssb_ssb_write32(struct ssb_d - - /* Ops for the plain SSB bus without a host-device (no PCI or PCMCIA). */ - static const struct ssb_bus_ops ssb_ssb_ops = { -+ .read8 = ssb_ssb_read8, - .read16 = ssb_ssb_read16, - .read32 = ssb_ssb_read32, -+ .write8 = ssb_ssb_write8, - .write16 = ssb_ssb_write16, - .write32 = ssb_ssb_write32, - }; ---- a/drivers/ssb/pci.c -+++ b/drivers/ssb/pci.c -@@ -577,6 +577,19 @@ static inline int ssb_pci_assert_buspowe - } - #endif /* DEBUG */ - -+static u8 ssb_pci_read8(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(ssb_pci_assert_buspower(bus))) -+ return 0xFF; -+ if (unlikely(bus->mapped_device != dev)) { -+ if (unlikely(ssb_pci_switch_core(bus, dev))) -+ return 0xFF; -+ } -+ return ioread8(bus->mmio + offset); -+} -+ - static u16 ssb_pci_read16(struct ssb_device *dev, u16 offset) - { - struct ssb_bus *bus = dev->bus; -@@ -603,6 +616,19 @@ static u32 ssb_pci_read32(struct ssb_dev - return ioread32(bus->mmio + offset); - } - -+static void ssb_pci_write8(struct ssb_device *dev, u16 offset, u8 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(ssb_pci_assert_buspower(bus))) -+ return; -+ if (unlikely(bus->mapped_device != dev)) { -+ if (unlikely(ssb_pci_switch_core(bus, dev))) -+ return; -+ } -+ iowrite8(value, bus->mmio + offset); -+} -+ - static void ssb_pci_write16(struct ssb_device *dev, u16 offset, u16 value) - { - struct ssb_bus *bus = dev->bus; -@@ -631,8 +657,10 @@ static void ssb_pci_write32(struct ssb_d - - /* Not "static", as it's used in main.c */ - const struct ssb_bus_ops ssb_pci_ops = { -+ .read8 = ssb_pci_read8, - .read16 = ssb_pci_read16, - .read32 = ssb_pci_read32, -+ .write8 = ssb_pci_write8, - .write16 = ssb_pci_write16, - .write32 = ssb_pci_write32, - }; ---- a/drivers/ssb/pcmcia.c -+++ b/drivers/ssb/pcmcia.c -@@ -172,6 +172,22 @@ static int select_core_and_segment(struc - return 0; - } - -+static u8 ssb_pcmcia_read8(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ unsigned long flags; -+ int err; -+ u8 value = 0xFF; -+ -+ spin_lock_irqsave(&bus->bar_lock, flags); -+ err = select_core_and_segment(dev, &offset); -+ if (likely(!err)) -+ value = readb(bus->mmio + offset); -+ spin_unlock_irqrestore(&bus->bar_lock, flags); -+ -+ return value; -+} -+ - static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset) - { - struct ssb_bus *bus = dev->bus; -@@ -206,6 +222,20 @@ static u32 ssb_pcmcia_read32(struct ssb_ - return (lo | (hi << 16)); - } - -+static void ssb_pcmcia_write8(struct ssb_device *dev, u16 offset, u8 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ unsigned long flags; -+ int err; -+ -+ spin_lock_irqsave(&bus->bar_lock, flags); -+ err = select_core_and_segment(dev, &offset); -+ if (likely(!err)) -+ writeb(value, bus->mmio + offset); -+ mmiowb(); -+ spin_unlock_irqrestore(&bus->bar_lock, flags); -+} -+ - static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value) - { - struct ssb_bus *bus = dev->bus; -@@ -238,8 +268,10 @@ static void ssb_pcmcia_write32(struct ss - - /* Not "static", as it's used in main.c */ - const struct ssb_bus_ops ssb_pcmcia_ops = { -+ .read8 = ssb_pcmcia_read8, - .read16 = ssb_pcmcia_read16, - .read32 = ssb_pcmcia_read32, -+ .write8 = ssb_pcmcia_write8, - .write16 = ssb_pcmcia_write16, - .write32 = ssb_pcmcia_write32, - }; ---- a/include/linux/ssb/ssb.h -+++ b/include/linux/ssb/ssb.h -@@ -72,8 +72,10 @@ struct ssb_device; - /* Lowlevel read/write operations on the device MMIO. - * Internal, don't use that outside of ssb. */ - struct ssb_bus_ops { -+ u8 (*read8)(struct ssb_device *dev, u16 offset); - u16 (*read16)(struct ssb_device *dev, u16 offset); - u32 (*read32)(struct ssb_device *dev, u16 offset); -+ void (*write8)(struct ssb_device *dev, u16 offset, u8 value); - void (*write16)(struct ssb_device *dev, u16 offset, u16 value); - void (*write32)(struct ssb_device *dev, u16 offset, u32 value); - }; -@@ -348,6 +350,10 @@ void ssb_device_disable(struct ssb_devic - - - /* Device MMIO register read/write functions. */ -+static inline u8 ssb_read8(struct ssb_device *dev, u16 offset) -+{ -+ return dev->ops->read8(dev, offset); -+} - static inline u16 ssb_read16(struct ssb_device *dev, u16 offset) - { - return dev->ops->read16(dev, offset); -@@ -356,6 +362,10 @@ static inline u32 ssb_read32(struct ssb_ - { - return dev->ops->read32(dev, offset); - } -+static inline void ssb_write8(struct ssb_device *dev, u16 offset, u8 value) -+{ -+ dev->ops->write8(dev, offset, value); -+} - static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value) - { - dev->ops->write16(dev, offset, value); |