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authorRobert Hancock <hancockr@shaw.ca>2006-10-27 19:08:41 -0700
committerJeff Garzik <jeff@garzik.org>2006-12-01 22:40:27 -0500
commitfbbb262d9ea9bdbd79d7058271560e9990bc62d3 (patch)
tree533ec01bf945518c99e71ec2b32c5fb426ab812a /drivers/ata/Makefile
parent6e9d8629b5503175a4425722a1ef13eed232c650 (diff)
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op-kernel-dev-fbbb262d9ea9bdbd79d7058271560e9990bc62d3.tar.gz
[PATCH] sata_nv ADMA/NCQ support for nForce4
This patch adds support for ADMA mode on NVIDIA nForce4 (CK804/MCP04) SATA controllers to the sata_nv driver. Benefits of ADMA mode include: - NCQ support - Reduced CPU overhead (controller DMAs command information from memory instead of them being pushed in by the CPU) - Full 64-bit DMA support ADMA mode is enabled by default in this version. To disable it, set the module parameter adma_enabled=0. Signed-off-by: Robert Hancock <hancockr@shaw.ca> Cc: Jeff Garzik <jeff@garzik.org> Cc: Tejun Heo <htejun@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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