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firmware: automagically update freq when changing the if freq

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Hoernchen
2013-06-15 12:33:12 +02:00
parent 8063bd8207
commit 3f6c91a5db
1 changed files with 4 additions and 0 deletions
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4
firmware/hackrf_usb/hackrf_usb.c
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@ -99,6 +99,7 @@ void update_switches(void)
static uint32_t MAX2837_FREQ_NOMINAL_HZ=2600000000; static uint32_t MAX2837_FREQ_NOMINAL_HZ=2600000000;
#define MAX2837_FREQ_NOMINAL_MHZ (MAX2837_FREQ_NOMINAL_HZ / FREQ_ONE_MHZ) #define MAX2837_FREQ_NOMINAL_MHZ (MAX2837_FREQ_NOMINAL_HZ / FREQ_ONE_MHZ)
uint32_t freq_mhz_cache=100, freq_hz_cache=0;
/* /*
* Set freq/tuning between 5MHz to 6800 MHz (less than 16bits really used) * Set freq/tuning between 5MHz to 6800 MHz (less than 16bits really used)
* hz between 0 to 999999 Hz (not checked) * hz between 0 to 999999 Hz (not checked)
@ -169,6 +170,8 @@ bool set_freq(uint32_t freq_mhz, uint32_t freq_hz)
/* Error freq_mhz too low */ /* Error freq_mhz too low */
success = false; success = false;
} }
freq_mhz_cache = freq_mhz;
freq_hz_cache = freq_hz;
return success; return success;
} }
@ -817,6 +820,7 @@ usb_request_status_t usb_vendor_request_set_if_freq(
) { ) {
if( stage == USB_TRANSFER_STAGE_SETUP ) { if( stage == USB_TRANSFER_STAGE_SETUP ) {
MAX2837_FREQ_NOMINAL_HZ = (uint32_t)endpoint->setup.index * 1000 * 1000; MAX2837_FREQ_NOMINAL_HZ = (uint32_t)endpoint->setup.index * 1000 * 1000;
set_freq(freq_mhz_cache, freq_hz_cache);
usb_endpoint_schedule_ack(endpoint->in); usb_endpoint_schedule_ack(endpoint->in);
} }
return USB_REQUEST_STATUS_OK; return USB_REQUEST_STATUS_OK;