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530e2eba0b
linux/drivers/net/cxgb3
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Divy Le Ray 5e68b772e6 cxgb3: map entire Rx page, feed map+offset to Rx ring. 
DMA mapping can be expensive in the presence of iommus.
Reduce the Rx iommu activity by mapping an entire page, and provide the H/W
the mapped address + offset of the current page chunk.
Reserve bits at the end of the page to track mapping references, so the page
can be unmapped.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-03-27 00:46:59 -07:00
..
adapter.h cxgb3: map entire Rx page, feed map+offset to Rx ring. 2009-03-27 00:46:59 -07:00
ael1002.c drivers/net/cxgb3: fix sparse warnings: fix signedness 2009-02-17 17:26:10 -08:00
common.h cxgb3: differentiate portx and Tx channels 2009-03-27 00:46:58 -07:00
cxgb3_ctl_defs.h cxgb3: add control to access embedded images 2008-12-26 01:16:39 -08:00
cxgb3_defs.h cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
cxgb3_ioctl.h cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
cxgb3_main.c cxgb3: differentiate portx and Tx channels 2009-03-27 00:46:58 -07:00
cxgb3_offload.c cxgb3: Notify fatal errors 2009-01-26 22:21:59 -08:00
cxgb3_offload.h cxgb3: Notify fatal errors 2009-01-26 22:21:59 -08:00
firmware_exports.h cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
l2t.c cxgb3: Fix kernel crash caused by uninitialized l2t_entry.arpq 2008-10-22 06:22:14 -04:00
l2t.h cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
Makefile
mc5.c cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
regs.h cxgb3: detect mac link faults. 2009-03-13 11:30:47 -07:00
sge_defs.h cxgb3 - Set the CQ_ERR bit in CQ contexts. 2007-10-10 16:51:05 -07:00
sge.c cxgb3: map entire Rx page, feed map+offset to Rx ring. 2009-03-27 00:46:59 -07:00
t3_cpl.h cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
t3_hw.c cxgb3: differentiate portx and Tx channels 2009-03-27 00:46:58 -07:00
t3cdev.h cxgb3: extend copyrights to 2008 2008-10-13 18:47:30 -07:00
version.h cxgb3: update driver version 2009-03-13 11:30:49 -07:00
vsc8211.c drivers/net/cxgb3: comment out dead code 2008-12-25 23:59:28 -08:00
xgmac.c cxgb3: detect mac link faults. 2009-03-13 11:30:47 -07:00