The patch titled
Subject: tile: uninline dma_set_mask
has been added to the -mm tree. Its filename is
tile-uninline-dma_set_mask.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/tile-uninline-dma_set_mask.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/tile-uninline-dma_set_mask.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
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------------------------------------------------------
From: Christoph Hellwig <hch@xxxxxx>
Subject: tile: uninline dma_set_mask
We'll soon merge <asm-generic/dma-mapping-common.h> into <linux/dma-mapping.h>
and the reference to dma_capable in the tile dma_set_mask would create a
circular dependency. Fix this by moving the implementation out of line.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Cc: Chris Metcalf <cmetcalf@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/tile/include/asm/dma-mapping.h | 29 --------------------------
arch/tile/kernel/pci-dma.c | 29 ++++++++++++++++++++++++++
2 files changed, 30 insertions(+), 28 deletions(-)
diff -puN arch/tile/include/asm/dma-mapping.h~tile-uninline-dma_set_mask arch/tile/include/asm/dma-mapping.h
--- a/arch/tile/include/asm/dma-mapping.h~tile-uninline-dma_set_mask
+++ a/arch/tile/include/asm/dma-mapping.h
@@ -76,34 +76,7 @@ static inline bool dma_capable(struct de
#include <asm-generic/dma-mapping-common.h>
-static inline int
-dma_set_mask(struct device *dev, u64 mask)
-{
- struct dma_map_ops *dma_ops = get_dma_ops(dev);
-
- /*
- * For PCI devices with 64-bit DMA addressing capability, promote
- * the dma_ops to hybrid, with the consistent memory DMA space limited
- * to 32-bit. For 32-bit capable devices, limit the streaming DMA
- * address range to max_direct_dma_addr.
- */
- if (dma_ops == gx_pci_dma_map_ops ||
- dma_ops == gx_hybrid_pci_dma_map_ops ||
- dma_ops == gx_legacy_pci_dma_map_ops) {
- if (mask == DMA_BIT_MASK(64) &&
- dma_ops == gx_legacy_pci_dma_map_ops)
- set_dma_ops(dev, gx_hybrid_pci_dma_map_ops);
- else if (mask > dev->archdata.max_direct_dma_addr)
- mask = dev->archdata.max_direct_dma_addr;
- }
-
- if (!dev->dma_mask || !dma_supported(dev, mask))
- return -EIO;
-
- *dev->dma_mask = mask;
-
- return 0;
-}
+int dma_set_mask(struct device *dev, u64 mask);
/*
* dma_alloc_noncoherent() is #defined to return coherent memory,
diff -puN arch/tile/kernel/pci-dma.c~tile-uninline-dma_set_mask arch/tile/kernel/pci-dma.c
--- a/arch/tile/kernel/pci-dma.c~tile-uninline-dma_set_mask
+++ a/arch/tile/kernel/pci-dma.c
@@ -583,6 +583,35 @@ struct dma_map_ops *gx_hybrid_pci_dma_ma
EXPORT_SYMBOL(gx_legacy_pci_dma_map_ops);
EXPORT_SYMBOL(gx_hybrid_pci_dma_map_ops);
+int dma_set_mask(struct device *dev, u64 mask)
+{
+ struct dma_map_ops *dma_ops = get_dma_ops(dev);
+
+ /*
+ * For PCI devices with 64-bit DMA addressing capability, promote
+ * the dma_ops to hybrid, with the consistent memory DMA space limited
+ * to 32-bit. For 32-bit capable devices, limit the streaming DMA
+ * address range to max_direct_dma_addr.
+ */
+ if (dma_ops == gx_pci_dma_map_ops ||
+ dma_ops == gx_hybrid_pci_dma_map_ops ||
+ dma_ops == gx_legacy_pci_dma_map_ops) {
+ if (mask == DMA_BIT_MASK(64) &&
+ dma_ops == gx_legacy_pci_dma_map_ops)
+ set_dma_ops(dev, gx_hybrid_pci_dma_map_ops);
+ else if (mask > dev->archdata.max_direct_dma_addr)
+ mask = dev->archdata.max_direct_dma_addr;
+ }
+
+ if (!dev->dma_mask || !dma_supported(dev, mask))
+ return -EIO;
+
+ *dev->dma_mask = mask;
+
+ return 0;
+}
+EXPORT_SYMBOL(dma_set_mask);
+
#ifdef CONFIG_ARCH_HAS_DMA_SET_COHERENT_MASK
int dma_set_coherent_mask(struct device *dev, u64 mask)
{
_
Patches currently in -mm which might be from hch@xxxxxx are
dma-mapping-make-the-generic-coherent-dma-mmap-implementation-optional.patch
arc-convert-to-dma_map_ops.patch
avr32-convert-to-dma_map_ops.patch
blackfin-convert-to-dma_map_ops.patch
c6x-convert-to-dma_map_ops.patch
cris-convert-to-dma_map_ops.patch
nios2-convert-to-dma_map_ops.patch
frv-convert-to-dma_map_ops.patch
parisc-convert-to-dma_map_ops.patch
mn10300-convert-to-dma_map_ops.patch
m68k-convert-to-dma_map_ops.patch
metag-convert-to-dma_map_ops.patch
sparc-use-generic-dma_set_mask.patch
tile-uninline-dma_set_mask.patch
dma-mapping-always-provide-the-dma_map_ops-based-implementation.patch
dma-mapping-remove-asm-generic-dma-coherenth.patch
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