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(parent: 258cb69) | patch
dmaengine: idxd: Set defaults for GRPCFG traffic class
authorDave Jiang <dave.jiang@intel.com>
Tue, 20 Jul 2021 20:42:10 +0000 (13:42 -0700)
committerVinod Koul <vkoul@kernel.org>
Wed, 28 Jul 2021 12:25:40 +0000 (17:55 +0530)
commitade8a86b512cf8db0d0e975a971ce356953cfcb3
treefa325515ae8b19e7fc7245ce7e23d40f88bc81catree | snapshot
parent258cb692b82025d0e6e1cccb72baa60ff78d0ce8commit | diff
dmaengine: idxd: Set defaults for GRPCFG traffic class

Set GRPCFG traffic class to value of 1 for best performance on current
generation of accelerators. Also add override option to allow experimentation.
Sysfs knobs are disabled for DSA/IAX gen1 devices.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/162681373005.1968485.3761065664382799202.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Documentation/admin-guide/kernel-parameters.txt diff | blob | history
drivers/dma/idxd/idxd.h diff | blob | history
drivers/dma/idxd/init.c diff | blob | history
drivers/dma/idxd/registers.h diff | blob | history
drivers/dma/idxd/sysfs.c diff | blob | history
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