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authorTejun Heo <htejun@gmail.com>2008-04-30 16:35:14 +0900
committerJeff Garzik <jgarzik@redhat.com>2008-05-06 11:40:55 -0400
commitb3f677e501a494aa1582d4ff35fb3ac6f0a59b08 (patch)
tree07742b58e6ad35add7cefc5027a87a25e72bb8d1 /include/asm-um
parent049e8e04986bde66df9648d88d0960ab4cbd6992 (diff)
sata_inic162x: use IDMA for ATAPI commands
Use IDMA for ATAPI commands. Write and some misc commands time out when executed using ATAPI_PROT_DMA but ATAPI_PROT_PIO works fine. As PIO is driven by DMA too, it doesn't make any noticeable difference for native SATA devices. inic_check_atapi_dma() is implemented to force PIO for those ATAPI commands. After this change, sata_inic162x issues all commands using IDMA. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
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