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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-09-04 02:46:18 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-09-05 01:21:19 +0400 |
| commit | 65846909d684d75906269df4f5f3474e1fef568b (patch) | |
| tree | a08420d54aebdc064e16808d4c898ce2858e00ba /arch/arm/plat-omap | |
| parent | 8b540fdcb7c445d61955991f071e956ef40a2f17 (diff) | |
| download | linux-65846909d684d75906269df4f5f3474e1fef568b.tar.xz | |
[ARM] omap: fix virtual vs physical address space confusions
mcbsp is confused as to what takes a physical or virtual address.
Fix the two instances where it gets it wrong.
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/include/mach/mcbsp.h | 2 | ||||
| -rw-r--r-- | arch/arm/plat-omap/mcbsp.c | 5 |
2 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/plat-omap/include/mach/mcbsp.h b/arch/arm/plat-omap/include/mach/mcbsp.h index 6eb44a92871d..8fdb95e26fcd 100644 --- a/arch/arm/plat-omap/include/mach/mcbsp.h +++ b/arch/arm/plat-omap/include/mach/mcbsp.h @@ -315,6 +315,7 @@ struct omap_mcbsp_ops { }; struct omap_mcbsp_platform_data { + unsigned long phys_base; u32 virt_base; u8 dma_rx_sync, dma_tx_sync; u16 rx_irq, tx_irq; @@ -324,6 +325,7 @@ struct omap_mcbsp_platform_data { struct omap_mcbsp { struct device *dev; + unsigned long phys_base; u32 io_base; u8 id; u8 free; diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index d0844050f2d2..014d26574bb6 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -651,7 +651,7 @@ int omap_mcbsp_xmit_buffer(unsigned int id, dma_addr_t buffer, omap_set_dma_dest_params(mcbsp[id].dma_tx_lch, src_port, OMAP_DMA_AMODE_CONSTANT, - mcbsp[id].io_base + OMAP_MCBSP_REG_DXR1, + mcbsp[id].phys_base + OMAP_MCBSP_REG_DXR1, 0, 0); omap_set_dma_src_params(mcbsp[id].dma_tx_lch, @@ -712,7 +712,7 @@ int omap_mcbsp_recv_buffer(unsigned int id, dma_addr_t buffer, omap_set_dma_src_params(mcbsp[id].dma_rx_lch, src_port, OMAP_DMA_AMODE_CONSTANT, - mcbsp[id].io_base + OMAP_MCBSP_REG_DRR1, + mcbsp[id].phys_base + OMAP_MCBSP_REG_DRR1, 0, 0); omap_set_dma_dest_params(mcbsp[id].dma_rx_lch, @@ -830,6 +830,7 @@ static int __init omap_mcbsp_probe(struct platform_device *pdev) mcbsp[id].dma_tx_lch = -1; mcbsp[id].dma_rx_lch = -1; + mcbsp[id].phys_base = pdata->phys_base; mcbsp[id].io_base = pdata->virt_base; /* Default I/O is IRQ based */ mcbsp[id].io_type = OMAP_MCBSP_IRQ_IO; |