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drivers/cc110x: Add promiscuous mode support

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This commit is contained in:
Marian Buschsieweke 2020-01-23 14:47:19 +01:00
parent fdc87ae30d
commit b98b51d082
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GPG Key ID: 61F64C6599B1539F
1 changed files with 53 additions and 0 deletions
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53
drivers/cc110x/cc110x_netdev.c
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@ -514,6 +514,27 @@ static int cc110x_get_iid(cc110x_t *dev, eui64_t *iid)
return sizeof(eui64_t);
}
/**
* @brief Checks if the CC110x's address filter is disabled
* @param dev Transceiver to check if in promiscuous mode
* @param dest Store the result here
*
* @return Returns the size of @ref netopt_enable_t to confirm with the API
* in @ref netdev_driver_t::get
*/
static int cc110x_get_promiscuous_mode(cc110x_t *dev, netopt_enable_t *dest)
{
if (cc110x_acquire(dev) != SPI_OK) {
return -EIO;
}
uint8_t pktctrl1;
cc110x_read(dev, CC110X_REG_PKTCTRL1, &pktctrl1);
*dest = ((pktctrl1 & CC110X_PKTCTRL1_GET_ADDR_MODE) == CC110X_PKTCTRL1_ADDR_ALL);
cc110x_release(dev);
return sizeof(netopt_enable_t);
}
static int cc110x_get(netdev_t *netdev, netopt_t opt,
void *val, size_t max_len)
{
@ -555,6 +576,9 @@ static int cc110x_get(netdev_t *netdev, netopt_t opt,
assert(max_len == sizeof(uint16_t));
*((uint16_t *)val) = dbm_from_tx_power[dev->tx_power];
return sizeof(uint16_t);
case NETOPT_PROMISCUOUSMODE:
assert(max_len == sizeof(netopt_enable_t));
return cc110x_get_promiscuous_mode(dev, val);
default:
return -ENOTSUP;
}
@ -578,6 +602,32 @@ static int cc110x_set_addr(cc110x_t *dev, uint8_t addr)
return 1;
}
/**
* @brief Enables/disables the CC110x's address filter
* @param dev Transceiver to turn promiscuous mode on/off
* @param enable Whether to enable or disable promiscuous mode
*
* @return Returns the size of @ref netopt_enable_t to confirm with the API
* in @ref netdev_driver_t::set
*/
static int cc110x_set_promiscuous_mode(cc110x_t *dev, netopt_enable_t enable)
{
if (cc110x_acquire(dev) != SPI_OK) {
return -EIO;
}
uint8_t pktctrl1 = CC110X_PKTCTRL1_VALUE;
if (enable == NETOPT_ENABLE) {
pktctrl1 |= CC110X_PKTCTRL1_ADDR_ALL;
}
else {
pktctrl1 |= CC110X_PKTCTRL1_ADDR_MATCH;
}
cc110x_write(dev, CC110X_REG_PKTCTRL1, pktctrl1);
cc110x_release(dev);
return sizeof(netopt_enable_t);
}
static int cc110x_set(netdev_t *netdev, netopt_t opt,
const void *val, size_t len)
{
@ -616,6 +666,9 @@ static int cc110x_set(netdev_t *netdev, netopt_t opt,
}
}
return sizeof(uint16_t);
case NETOPT_PROMISCUOUSMODE:
assert(len == sizeof(netopt_enable_t));
return cc110x_set_promiscuous_mode(dev, *((const netopt_enable_t *)val));
default:
return -ENOTSUP;
}