]> Pileus Git - ~andy/linux/blobdiff - arch/ia64/include/asm/machvec.h
floppy: request and release only the ports we actually use
[~andy/linux] / arch / ia64 / include / asm / machvec.h
index 59c17e446683c5c12decbd3cad96f7b4a3373e7c..fe87b21217077b4765553b59d2a41742ee558562 100644 (file)
@@ -62,6 +62,7 @@ typedef dma_addr_t ia64_mv_dma_map_single_attrs (struct device *, void *, size_t
 typedef void ia64_mv_dma_unmap_single_attrs (struct device *, dma_addr_t, size_t, int, struct dma_attrs *);
 typedef int ia64_mv_dma_map_sg_attrs (struct device *, struct scatterlist *, int, int, struct dma_attrs *);
 typedef void ia64_mv_dma_unmap_sg_attrs (struct device *, struct scatterlist *, int, int, struct dma_attrs *);
+typedef u64 ia64_mv_dma_get_required_mask (struct device *);
 
 /*
  * WARNING: The legacy I/O space is _architected_.  Platforms are
@@ -159,6 +160,7 @@ extern void machvec_tlb_migrate_finish (struct mm_struct *);
 #  define platform_dma_sync_sg_for_device ia64_mv.dma_sync_sg_for_device
 #  define platform_dma_mapping_error           ia64_mv.dma_mapping_error
 #  define platform_dma_supported       ia64_mv.dma_supported
+#  define platform_dma_get_required_mask ia64_mv.dma_get_required_mask
 #  define platform_irq_to_vector       ia64_mv.irq_to_vector
 #  define platform_local_vector_to_irq ia64_mv.local_vector_to_irq
 #  define platform_pci_get_legacy_mem  ia64_mv.pci_get_legacy_mem
@@ -213,6 +215,7 @@ struct ia64_machine_vector {
        ia64_mv_dma_sync_sg_for_device *dma_sync_sg_for_device;
        ia64_mv_dma_mapping_error *dma_mapping_error;
        ia64_mv_dma_supported *dma_supported;
+       ia64_mv_dma_get_required_mask *dma_get_required_mask;
        ia64_mv_irq_to_vector *irq_to_vector;
        ia64_mv_local_vector_to_irq *local_vector_to_irq;
        ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem;
@@ -263,6 +266,7 @@ struct ia64_machine_vector {
        platform_dma_sync_sg_for_device,        \
        platform_dma_mapping_error,                     \
        platform_dma_supported,                 \
+       platform_dma_get_required_mask,         \
        platform_irq_to_vector,                 \
        platform_local_vector_to_irq,           \
        platform_pci_get_legacy_mem,            \
@@ -366,6 +370,9 @@ extern void machvec_init_from_cmdline(const char *cmdline);
 #ifndef platform_dma_supported
 # define  platform_dma_supported       swiotlb_dma_supported
 #endif
+#ifndef platform_dma_get_required_mask
+# define  platform_dma_get_required_mask       ia64_dma_get_required_mask
+#endif
 #ifndef platform_irq_to_vector
 # define platform_irq_to_vector                __ia64_irq_to_vector
 #endif