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Diffstat (limited to 'arch/sparc64/kernel/pci_iommu.c')
-rw-r--r--arch/sparc64/kernel/pci_iommu.c27
1 files changed, 19 insertions, 8 deletions
diff --git a/arch/sparc64/kernel/pci_iommu.c b/arch/sparc64/kernel/pci_iommu.c
index a11910be1013..8e52232f6f31 100644
--- a/arch/sparc64/kernel/pci_iommu.c
+++ b/arch/sparc64/kernel/pci_iommu.c
@@ -219,7 +219,7 @@ static inline void iommu_free_ctx(struct pci_iommu *iommu, int ctx)
219 * DMA for PCI device PDEV. Return non-NULL cpu-side address if 219 * DMA for PCI device PDEV. Return non-NULL cpu-side address if
220 * successful and set *DMA_ADDRP to the PCI side dma address. 220 * successful and set *DMA_ADDRP to the PCI side dma address.
221 */ 221 */
222void *pci_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_addrp) 222static void *pci_4u_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_addrp)
223{ 223{
224 struct pcidev_cookie *pcp; 224 struct pcidev_cookie *pcp;
225 struct pci_iommu *iommu; 225 struct pci_iommu *iommu;
@@ -267,7 +267,7 @@ void *pci_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_ad
267} 267}
268 268
269/* Free and unmap a consistent DMA translation. */ 269/* Free and unmap a consistent DMA translation. */
270void pci_free_consistent(struct pci_dev *pdev, size_t size, void *cpu, dma_addr_t dvma) 270static void pci_4u_free_consistent(struct pci_dev *pdev, size_t size, void *cpu, dma_addr_t dvma)
271{ 271{
272 struct pcidev_cookie *pcp; 272 struct pcidev_cookie *pcp;
273 struct pci_iommu *iommu; 273 struct pci_iommu *iommu;
@@ -294,7 +294,7 @@ void pci_free_consistent(struct pci_dev *pdev, size_t size, void *cpu, dma_addr_
294/* Map a single buffer at PTR of SZ bytes for PCI DMA 294/* Map a single buffer at PTR of SZ bytes for PCI DMA
295 * in streaming mode. 295 * in streaming mode.
296 */ 296 */
297dma_addr_t pci_map_single(struct pci_dev *pdev, void *ptr, size_t sz, int direction) 297static dma_addr_t pci_4u_map_single(struct pci_dev *pdev, void *ptr, size_t sz, int direction)
298{ 298{
299 struct pcidev_cookie *pcp; 299 struct pcidev_cookie *pcp;
300 struct pci_iommu *iommu; 300 struct pci_iommu *iommu;
@@ -415,7 +415,7 @@ do_flush_sync:
415} 415}
416 416
417/* Unmap a single streaming mode DMA translation. */ 417/* Unmap a single streaming mode DMA translation. */
418void pci_unmap_single(struct pci_dev *pdev, dma_addr_t bus_addr, size_t sz, int direction) 418static void pci_4u_unmap_single(struct pci_dev *pdev, dma_addr_t bus_addr, size_t sz, int direction)
419{ 419{
420 struct pcidev_cookie *pcp; 420 struct pcidev_cookie *pcp;
421 struct pci_iommu *iommu; 421 struct pci_iommu *iommu;
@@ -548,7 +548,7 @@ static inline void fill_sg(iopte_t *iopte, struct scatterlist *sg,
548 * When making changes here, inspect the assembly output. I was having 548 * When making changes here, inspect the assembly output. I was having
549 * hard time to kepp this routine out of using stack slots for holding variables. 549 * hard time to kepp this routine out of using stack slots for holding variables.
550 */ 550 */
551int pci_map_sg(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction) 551static int pci_4u_map_sg(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction)
552{ 552{
553 struct pcidev_cookie *pcp; 553 struct pcidev_cookie *pcp;
554 struct pci_iommu *iommu; 554 struct pci_iommu *iommu;
@@ -635,7 +635,7 @@ bad_no_ctx:
635} 635}
636 636
637/* Unmap a set of streaming mode DMA translations. */ 637/* Unmap a set of streaming mode DMA translations. */
638void pci_unmap_sg(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction) 638static void pci_4u_unmap_sg(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction)
639{ 639{
640 struct pcidev_cookie *pcp; 640 struct pcidev_cookie *pcp;
641 struct pci_iommu *iommu; 641 struct pci_iommu *iommu;
@@ -695,7 +695,7 @@ void pci_unmap_sg(struct pci_dev *pdev, struct scatterlist *sglist, int nelems,
695/* Make physical memory consistent for a single 695/* Make physical memory consistent for a single
696 * streaming mode DMA translation after a transfer. 696 * streaming mode DMA translation after a transfer.
697 */ 697 */
698void pci_dma_sync_single_for_cpu(struct pci_dev *pdev, dma_addr_t bus_addr, size_t sz, int direction) 698static void pci_4u_dma_sync_single_for_cpu(struct pci_dev *pdev, dma_addr_t bus_addr, size_t sz, int direction)
699{ 699{
700 struct pcidev_cookie *pcp; 700 struct pcidev_cookie *pcp;
701 struct pci_iommu *iommu; 701 struct pci_iommu *iommu;
@@ -735,7 +735,7 @@ void pci_dma_sync_single_for_cpu(struct pci_dev *pdev, dma_addr_t bus_addr, size
735/* Make physical memory consistent for a set of streaming 735/* Make physical memory consistent for a set of streaming
736 * mode DMA translations after a transfer. 736 * mode DMA translations after a transfer.
737 */ 737 */
738void pci_dma_sync_sg_for_cpu(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction) 738static void pci_4u_dma_sync_sg_for_cpu(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction)
739{ 739{
740 struct pcidev_cookie *pcp; 740 struct pcidev_cookie *pcp;
741 struct pci_iommu *iommu; 741 struct pci_iommu *iommu;
@@ -776,6 +776,17 @@ void pci_dma_sync_sg_for_cpu(struct pci_dev *pdev, struct scatterlist *sglist, i
776 spin_unlock_irqrestore(&iommu->lock, flags); 776 spin_unlock_irqrestore(&iommu->lock, flags);
777} 777}
778 778
779struct pci_iommu_ops pci_sun4u_iommu_ops = {
780 .alloc_consistent = pci_4u_alloc_consistent,
781 .free_consistent = pci_4u_free_consistent,
782 .map_single = pci_4u_map_single,
783 .unmap_single = pci_4u_unmap_single,
784 .map_sg = pci_4u_map_sg,
785 .unmap_sg = pci_4u_unmap_sg,
786 .dma_sync_single_for_cpu = pci_4u_dma_sync_single_for_cpu,
787 .dma_sync_sg_for_cpu = pci_4u_dma_sync_sg_for_cpu,
788};
789
779static void ali_sound_dma_hack(struct pci_dev *pdev, int set_bit) 790static void ali_sound_dma_hack(struct pci_dev *pdev, int set_bit)
780{ 791{
781 struct pci_dev *ali_isa_bridge; 792 struct pci_dev *ali_isa_bridge;