diff options
author | David S. Miller <davem@davemloft.net> | 2008-08-26 23:33:42 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-08-29 02:13:31 -0700 |
commit | 63237eeb5ac92d618a0a6055f4b1f65c5d14682b (patch) | |
tree | 3d44dea70077557a7543951580447dbb71d00b05 /arch | |
parent | 738f2b7b813913e651f39387d007dd961755dee2 (diff) | |
download | linux-3.10-63237eeb5ac92d618a0a6055f4b1f65c5d14682b.tar.gz linux-3.10-63237eeb5ac92d618a0a6055f4b1f65c5d14682b.tar.bz2 linux-3.10-63237eeb5ac92d618a0a6055f4b1f65c5d14682b.zip |
sparc: Move SBUS DMA attribute interfaces out of asm/sbus.h
This is in preparation for the subsequent asm/sbus.h removal.
Also, make these routines take a "struct device" or no
arguments, as appropriate.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sparc/include/asm/io_32.h | 11 | ||||
-rw-r--r-- | arch/sparc/include/asm/io_64.h | 11 | ||||
-rw-r--r-- | arch/sparc/include/asm/sbus_32.h | 4 | ||||
-rw-r--r-- | arch/sparc/include/asm/sbus_64.h | 4 | ||||
-rw-r--r-- | arch/sparc/kernel/ioport.c | 2 | ||||
-rw-r--r-- | arch/sparc64/kernel/sbus.c | 16 |
6 files changed, 36 insertions, 12 deletions
diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h index 10d7da45007..3ab3164bd73 100644 --- a/arch/sparc/include/asm/io_32.h +++ b/arch/sparc/include/asm/io_32.h @@ -308,6 +308,17 @@ extern void sbus_iounmap(volatile void __iomem *vaddr, unsigned long size); #define RTC_PORT(x) (rtc_port + (x)) #define RTC_ALWAYS_BCD 0 +static inline int sbus_can_dma_64bit(void) +{ + return 0; /* actually, sparc_cpu_model==sun4d */ +} +static inline int sbus_can_burst64(void) +{ + return 0; /* actually, sparc_cpu_model==sun4d */ +} +struct device; +extern void sbus_set_sbus64(struct device *, int); + #endif #define __ARCH_HAS_NO_PAGE_ZERO_MAPPED 1 diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h index 0bff078ffdd..73a9c5d4195 100644 --- a/arch/sparc/include/asm/io_64.h +++ b/arch/sparc/include/asm/io_64.h @@ -495,6 +495,17 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *); #define sbus_iounmap(__addr, __size) \ release_region((unsigned long)(__addr), (__size)) +static inline int sbus_can_dma_64bit(void) +{ + return 1; +} +static inline int sbus_can_burst64(void) +{ + return 1; +} +struct device; +extern void sbus_set_sbus64(struct device *, int); + /* * Convert a physical pointer to a virtual kernel pointer for /dev/mem * access diff --git a/arch/sparc/include/asm/sbus_32.h b/arch/sparc/include/asm/sbus_32.h index b09284b5ee0..435ae394d2b 100644 --- a/arch/sparc/include/asm/sbus_32.h +++ b/arch/sparc/include/asm/sbus_32.h @@ -102,10 +102,6 @@ sbus_is_slave(struct sbus_dev *dev) for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \ for ((device) = (bus)->devices; (device); (device) = (device)->next) -/* Driver DVMA interfaces. */ -#define sbus_can_dma_64bit(sdev) (0) /* actually, sparc_cpu_model==sun4d */ -#define sbus_can_burst64(sdev) (0) /* actually, sparc_cpu_model==sun4d */ -extern void sbus_set_sbus64(struct sbus_dev *, int); extern void sbus_fill_device_irq(struct sbus_dev *); /* These yield IOMMU mappings in consistent mode. */ diff --git a/arch/sparc/include/asm/sbus_64.h b/arch/sparc/include/asm/sbus_64.h index 9a2f27188f6..79719c2e5fa 100644 --- a/arch/sparc/include/asm/sbus_64.h +++ b/arch/sparc/include/asm/sbus_64.h @@ -94,10 +94,6 @@ extern struct sbus_bus *sbus_root; for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \ for ((device) = (bus)->devices; (device); (device) = (device)->next) -/* Driver DVMA interfaces. */ -#define sbus_can_dma_64bit(sdev) (1) -#define sbus_can_burst64(sdev) (1) -extern void sbus_set_sbus64(struct sbus_dev *, int); extern void sbus_fill_device_irq(struct sbus_dev *); extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *); diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index 0b3035978e0..e87ed519ffa 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -250,7 +250,7 @@ static void _sparc_free_io(struct resource *res) #ifdef CONFIG_SBUS -void sbus_set_sbus64(struct sbus_dev *sdev, int x) +void sbus_set_sbus64(struct device *dev, int x) { printk("sbus_set_sbus64: unsupported\n"); } diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c index e33a8a660e9..aa47022e13f 100644 --- a/arch/sparc64/kernel/sbus.c +++ b/arch/sparc64/kernel/sbus.c @@ -52,13 +52,23 @@ #define STRBUF_TAG_VALID 0x02UL /* Enable 64-bit DVMA mode for the given device. */ -void sbus_set_sbus64(struct sbus_dev *sdev, int bursts) +void sbus_set_sbus64(struct device *dev, int bursts) { - struct iommu *iommu = sdev->ofdev.dev.archdata.iommu; - int slot = sdev->slot; + struct iommu *iommu = dev->archdata.iommu; + struct of_device *op = to_of_device(dev); + const struct linux_prom_registers *regs; unsigned long cfg_reg; + int slot; u64 val; + regs = of_get_property(op->node, "reg", NULL); + if (!regs) { + printk(KERN_ERR "sbus_set_sbus64: Cannot find regs for %s\n", + op->node->full_name); + return; + } + slot = regs->which_io; + cfg_reg = iommu->write_complete_reg; switch (slot) { case 0: |