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Differential D29908

cxgbei: Support DDP for target I/O S/G lists with more than one entry.
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Authored by jhb on Apr 21 2021, 11:59 PM.
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rG68e46643065b: cxgbei: Support DDP for target I/O S/G lists with more than one entry.
rG46bee8043ee2: cxgbei: Support DDP for target I/O S/G lists with more than one entry.
Summary

A CAM target layer I/O CCB can use a S/G list of virtual address ranges
to describe its data buffer. This change adds zero-copy receive support
for such requests.

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rG FreeBSD src repository
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Revision Contents
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PathSize
sys/
dev/
cxgbe/
cxgbei/
50 lines
tom/
191 lines
5 lines

Diff 89236

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sys/dev/cxgbe/cxgbei/icl_cxgbei.c

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sys/dev/cxgbe/tom/t4_ddp.c

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sys/dev/cxgbe/tom/t4_tom.h

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