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Convert rf_path_set_direction from if/else to switch/case.

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This commit is contained in:
Jared Boone
2013-09-08 15:13:44 -07:00
parent 9b2b7b0817
commit 217630d82c
1 changed files with 6 additions and 2 deletions
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8
firmware/hackrf_usb/rf_path.c
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@ -69,20 +69,24 @@ void rf_path_init(void) {
void rf_path_set_direction(const rf_path_direction_t direction) { void rf_path_set_direction(const rf_path_direction_t direction) {
/* Turn off TX and RX amplifiers, then enable based on direction and bypass state. */ /* Turn off TX and RX amplifiers, then enable based on direction and bypass state. */
switchctrl |= SWITCHCTRL_NO_TX_AMP_PWR | SWITCHCTRL_NO_RX_AMP_PWR; switchctrl |= SWITCHCTRL_NO_TX_AMP_PWR | SWITCHCTRL_NO_RX_AMP_PWR;
if( direction == RF_PATH_DIRECTION_TX ) { switch(direction) {
case RF_PATH_DIRECTION_TX:
switchctrl |= SWITCHCTRL_TX; switchctrl |= SWITCHCTRL_TX;
if( (switchctrl & SWITCHCTRL_AMP_BYPASS) == 0 ) { if( (switchctrl & SWITCHCTRL_AMP_BYPASS) == 0 ) {
/* TX amplifier is in path, be sure to enable TX amplifier. */ /* TX amplifier is in path, be sure to enable TX amplifier. */
switchctrl &= ~SWITCHCTRL_NO_TX_AMP_PWR; switchctrl &= ~SWITCHCTRL_NO_TX_AMP_PWR;
} }
rffc5071_tx(); rffc5071_tx();
} else { break;
case RF_PATH_DIRECTION_RX:
switchctrl &= ~SWITCHCTRL_TX; switchctrl &= ~SWITCHCTRL_TX;
if( (switchctrl & SWITCHCTRL_AMP_BYPASS) == 0 ) { if( (switchctrl & SWITCHCTRL_AMP_BYPASS) == 0 ) {
/* RX amplifier is in path, be sure to enable RX amplifier. */ /* RX amplifier is in path, be sure to enable RX amplifier. */
switchctrl &= ~SWITCHCTRL_NO_RX_AMP_PWR; switchctrl &= ~SWITCHCTRL_NO_RX_AMP_PWR;
} }
rffc5071_rx(); rffc5071_rx();
break;
} }
rffc5071_set_gpo(switchctrl); rffc5071_set_gpo(switchctrl);