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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2016-04-26 11:03:18 +0200
committerTejun Heo <tj@kernel.org>2016-05-12 16:53:51 +0200
commitd6ecf0c27d71666a4be46e13a1b234d17c63eb98 (patch)
tree5ff54c23fa8920be516b604b5c6f141da378424a /drivers/ata/ahci_brcmstb.c
parentata: sata_dwc_460ex: use devm_ioremap (diff)
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ata: sata_dwc_460ex: supply physical address of FIFO to DMA
DMA operates with physical addresses which is not exactly the same as ioremap() returns. Introduce variable to keep physical address of the SATA FIFO register and supply it when prepare DMA channel. Tested-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/ahci_brcmstb.c')
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