diff options
| author |   Paul Cercueil <paul@crapouillou.net> | 2023-12-15 14:13:13 +0100 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2023-12-21 21:39:56 +0530 |
| commit | f60dfe0c561a8f1b8e30d3770997cbaa636f57f9 (patch) | |
| tree | 90d92f313157f49707eca4889ca09f4df8e55108 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | dmaengine: axi-dmac: Use only EOT interrupts when doing scatter-gather (diff) | |
| download | wireguard-linux-f60dfe0c561a8f1b8e30d3770997cbaa636f57f9.tar.xz wireguard-linux-f60dfe0c561a8f1b8e30d3770997cbaa636f57f9.zip | |
dmaengine: axi-dmac: Improve cyclic DMA transfers in SG mode
For cyclic transfers, chain the last descriptor to the first one, and
disable IRQ generation if there is no callback registered with the
cyclic transfer.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20231215131313.23840-6-paul@crapouillou.net
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions