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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.patch189
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);