[PATCH 0/2] dmaengine: hdmac: Implement interleaved transfers support
maxime.ripard at free-electrons.com
Wed May 27 07:01:51 PDT 2015
This patchset implements the interleaved transfer capability found on
some AT91 SoCs.
The hardware actually support a somewhat similar mode called
picture-in-picture, that allows to transfer a squared portion of a
That actually means that the interleaved transfer that this hardware
support will need to have the same size and ICGs across all its
It has been tested on the SAMA5D36.
Let me know what you think!
Maxime Ripard (2):
dmaengine: Move icg helpers to global header
dmaengine: hdmac: Implement interleaved transfers
drivers/dma/at_hdmac.c | 106 ++++++++++++++++++++++++++++++++++++++++++++
drivers/dma/at_hdmac_regs.h | 5 +++
drivers/dma/at_xdmac.c | 46 ++-----------------
include/linux/dmaengine.h | 27 +++++++++++
4 files changed, 142 insertions(+), 42 deletions(-)
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