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authorDavid S. Miller <davem@davemloft.net>2008-08-27 21:37:58 -0400
committerDavid S. Miller <davem@davemloft.net>2008-08-29 05:13:12 -0400
commit7a715f46012f3552294154978aed59cba9804928 (patch)
tree9e7079ae4ad370b63ac6c8a4face573d6cf60533 /drivers/atm/fore200e.c
parent5778002874de0fb7e3d8c4a0a4afb6b1a6297069 (diff)
sparc: Make SBUS DMA interfaces take struct device.
This is the first step in converting all the SBUS drivers over to generic dma_*(). Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/atm/fore200e.c')
-rw-r--r--drivers/atm/fore200e.c34
1 files changed, 24 insertions, 10 deletions
diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index 73338d231db9..c5ab44fc13df 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -678,7 +678,9 @@ fore200e_sba_write(u32 val, volatile u32 __iomem *addr)
678static u32 678static u32
679fore200e_sba_dma_map(struct fore200e* fore200e, void* virt_addr, int size, int direction) 679fore200e_sba_dma_map(struct fore200e* fore200e, void* virt_addr, int size, int direction)
680{ 680{
681 u32 dma_addr = sbus_map_single((struct sbus_dev*)fore200e->bus_dev, virt_addr, size, direction); 681 struct sbus_dev *sdev = fore200e->bus_dev;
682 struct device *dev = &sdev->ofdev.dev;
683 u32 dma_addr = sbus_map_single(dev, virt_addr, size, direction);
682 684
683 DPRINTK(3, "SBUS DVMA mapping: virt_addr = 0x%p, size = %d, direction = %d --> dma_addr = 0x%08x\n", 685 DPRINTK(3, "SBUS DVMA mapping: virt_addr = 0x%p, size = %d, direction = %d --> dma_addr = 0x%08x\n",
684 virt_addr, size, direction, dma_addr); 686 virt_addr, size, direction, dma_addr);
@@ -690,27 +692,36 @@ fore200e_sba_dma_map(struct fore200e* fore200e, void* virt_addr, int size, int d
690static void 692static void
691fore200e_sba_dma_unmap(struct fore200e* fore200e, u32 dma_addr, int size, int direction) 693fore200e_sba_dma_unmap(struct fore200e* fore200e, u32 dma_addr, int size, int direction)
692{ 694{
695 struct sbus_dev *sdev = fore200e->bus_dev;
696 struct device *dev = &sdev->ofdev.dev;
697
693 DPRINTK(3, "SBUS DVMA unmapping: dma_addr = 0x%08x, size = %d, direction = %d,\n", 698 DPRINTK(3, "SBUS DVMA unmapping: dma_addr = 0x%08x, size = %d, direction = %d,\n",
694 dma_addr, size, direction); 699 dma_addr, size, direction);
695 700
696 sbus_unmap_single((struct sbus_dev*)fore200e->bus_dev, dma_addr, size, direction); 701 sbus_unmap_single(dev, dma_addr, size, direction);
697} 702}
698 703
699 704
700static void 705static void
701fore200e_sba_dma_sync_for_cpu(struct fore200e* fore200e, u32 dma_addr, int size, int direction) 706fore200e_sba_dma_sync_for_cpu(struct fore200e* fore200e, u32 dma_addr, int size, int direction)
702{ 707{
708 struct sbus_dev *sdev = fore200e->bus_dev;
709 struct device *dev = &sdev->ofdev.dev;
710
703 DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction); 711 DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction);
704 712
705 sbus_dma_sync_single_for_cpu((struct sbus_dev*)fore200e->bus_dev, dma_addr, size, direction); 713 sbus_dma_sync_single_for_cpu(dev, dma_addr, size, direction);
706} 714}
707 715
708static void 716static void
709fore200e_sba_dma_sync_for_device(struct fore200e* fore200e, u32 dma_addr, int size, int direction) 717fore200e_sba_dma_sync_for_device(struct fore200e* fore200e, u32 dma_addr, int size, int direction)
710{ 718{
719 struct sbus_dev *sdev = fore200e->bus_dev;
720 struct device *dev = &sdev->ofdev.dev;
721
711 DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction); 722 DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction);
712 723
713 sbus_dma_sync_single_for_device((struct sbus_dev*)fore200e->bus_dev, dma_addr, size, direction); 724 sbus_dma_sync_single_for_device(dev, dma_addr, size, direction);
714} 725}
715 726
716 727
@@ -721,11 +732,13 @@ static int
721fore200e_sba_dma_chunk_alloc(struct fore200e* fore200e, struct chunk* chunk, 732fore200e_sba_dma_chunk_alloc(struct fore200e* fore200e, struct chunk* chunk,
722 int size, int nbr, int alignment) 733 int size, int nbr, int alignment)
723{ 734{
735 struct sbus_dev *sdev = (struct sbus_dev *) fore200e->bus_dev;
736 struct device *dev = &sdev->ofdev.dev;
737
724 chunk->alloc_size = chunk->align_size = size * nbr; 738 chunk->alloc_size = chunk->align_size = size * nbr;
725 739
726 /* returned chunks are page-aligned */ 740 /* returned chunks are page-aligned */
727 chunk->alloc_addr = sbus_alloc_consistent((struct sbus_dev*)fore200e->bus_dev, 741 chunk->alloc_addr = sbus_alloc_consistent(dev, chunk->alloc_size,
728 chunk->alloc_size,
729 &chunk->dma_addr); 742 &chunk->dma_addr);
730 743
731 if ((chunk->alloc_addr == NULL) || (chunk->dma_addr == 0)) 744 if ((chunk->alloc_addr == NULL) || (chunk->dma_addr == 0))
@@ -742,10 +755,11 @@ fore200e_sba_dma_chunk_alloc(struct fore200e* fore200e, struct chunk* chunk,
742static void 755static void
743fore200e_sba_dma_chunk_free(struct fore200e* fore200e, struct chunk* chunk) 756fore200e_sba_dma_chunk_free(struct fore200e* fore200e, struct chunk* chunk)
744{ 757{
745 sbus_free_consistent((struct sbus_dev*)fore200e->bus_dev, 758 struct sbus_dev *sdev = (struct sbus_dev *) fore200e->bus_dev;
746 chunk->alloc_size, 759 struct device *dev = &sdev->ofdev.dev;
747 chunk->alloc_addr, 760
748 chunk->dma_addr); 761 sbus_free_consistent(dev, chunk->alloc_size,
762 chunk->alloc_addr, chunk->dma_addr);
749} 763}
750 764
751 765