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net: ieee802154: Auto ACK and CRC are always on

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We have no use of configuring cc2520, at built time at least, in
promiscuous mode. So let's get rid of these options for the new driver.

Change-Id: I17611c43bc7ba7961831beaa47cc4e2371f8de61
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
This commit is contained in:
Tomasz Bursztyka 2016-09-21 18:34:27 +02:00 • committed by Jukka Rissanen
commit 6790484ce2
2 changed files with 2 additions and 9 deletions
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2
drivers/ieee802154/Kconfig
View file

@ -114,6 +114,7 @@ config TI_CC2520_CHANNEL
config TI_CC2520_AUTO_CRC
bool "Let the chip handling CRC on reception"
default y
depends on TI_CC2520_LEGACY
help
When receiving a packet, the hardware can verify the CRC by itself
and will provide a flag letting know the success - or not - on
@ -131,6 +132,7 @@ config TI_CC2520_LINK_DETAILS
config TI_CC2520_AUTO_ACK
bool "Let the chip handle TX/RX IEEE 802.15.4 ACK requests"
default n
depends on TI_CC2520_LEGACY
select TI_CC2520_AUTO_CRC
help
The chip is able to reply by itself to ACK requests as well as

9
drivers/ieee802154/ieee802154_cc2520.c
View file

@ -54,14 +54,7 @@
*/
#if defined(CONFIG_TI_CC2520_AUTO_CRC) && defined(CONFIG_TI_CC2520_AUTO_ACK)
#define CC2520_AUTOMATISM (FRMCTRL0_AUTOCRC | FRMCTRL0_AUTOACK)
#elif defined(CONFIG_TI_CC2520_AUTO_CRC)
#define CC2520_AUTOMATISM (FRMCTRL0_AUTOCRC)
#else
#define CC2520_AUTOMATISM (0)
#endif
#define CC2520_TX_THRESHOLD (0x7F)
#define CC2520_FCS_LENGTH (2)
@ -632,12 +625,10 @@ static void cc2520_rx(int arg, int unused2)
goto out;
}
#ifdef CONFIG_TI_CC2520_AUTO_CRC
if (!(pkt_buf->data[pkt_len - 1] & CC2520_FCS_CRC_OK)) {
SYS_LOG_DBG("Bad packet CRC\n");
goto out;
}
#endif /* CONFIG_TI_CC2520_AUTO_CRC */
if (ieee802154_radio_handle_ack(cc2520->iface, buf) == NET_OK) {
SYS_LOG_DBG("ACK packet handled");