]> git.karo-electronics.de Git - karo-tx-linux.git/commit
ieee802154: add TX power control to wpan_phy
authorPhoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Mon, 17 Feb 2014 10:34:08 +0000 (11:34 +0100)
committerDavid S. Miller <davem@davemloft.net>
Mon, 17 Feb 2014 21:42:38 +0000 (16:42 -0500)
commit9b2777d6089bcd7fb035847f907280560fe233c8
tree868e579924e3c6cd154996acfef67fb9157e8b26
parent5b520bbb538da7f7122b1e5dc85f2b4c592d4781
ieee802154: add TX power control to wpan_phy

Replace the current u8 transmit_power in wpan_phy with s8 transmit_power.
The u8 field contained the actual tx power and a tolerance field,
which no physical radio every used. Adjust sysfs entries to keep
compatibility with userspace, give tolerances of +-1dB statically there.

This patch only adds support for this in the at86rf230 driver and the
RF212 chip. Configuration calculation for RF212 is also somewhat basic,
but does the job - the RF212 datasheet gives a large table with
suggested values for combinations of TX power and page/channel, if this
does not work well, we might have to copy the whole table.

Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ieee802154/at86rf230.c
include/linux/nl802154.h
include/net/mac802154.h
include/net/wpan-phy.h
net/ieee802154/ieee802154.h
net/ieee802154/netlink.c
net/ieee802154/nl-phy.c
net/ieee802154/nl_policy.c
net/ieee802154/wpan-class.c
net/mac802154/ieee802154_dev.c