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fix CUDA latency

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This commit is contained in:
NCTU OpinConnect Terng-Yin Hsu/WEI-YING,LIN
2020-08-06 15:32:30 +08:00
parent 579cfad82d
commit 0e5d4fe268
283 changed files with 17631 additions and 13409 deletions
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targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+7 -4
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@@ -70,6 +70,8 @@
* @{
*/
extern int usrp_tx_thread;
typedef struct {
@@ -345,7 +347,6 @@ static int trx_usrp_write(openair0_device *device,
int flags_msb = (flags>>8)&0xff;
int end;
int write_tread = 0;
openair0_thread_t *write_thread = &device->write_thread;
openair0_write_package_t *write_package = write_thread->write_package;
@@ -382,7 +383,7 @@ static int trx_usrp_write(openair0_device *device,
last_packet_state = true;
}
if(write_tread == 0){
if(usrp_tx_thread == 0){
#if defined(__x86_64) || defined(__i386__)
#ifdef __AVX2__
nsamps2 = (nsamps+7)>>3;
@@ -419,6 +420,7 @@ static int trx_usrp_write(openair0_device *device,
s->tx_md.time_spec = uhd::time_spec_t::from_ticks(timestamp, s->sample_rate);
s->tx_count++;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_BEAM_SWITCHING_GPIO,1);
// bit 3 enables gpio (for backward compatibility)
if (flags_msb&8) {
// push GPIO bits 7-9 from flags_msb
@@ -427,6 +429,7 @@ static int trx_usrp_write(openair0_device *device,
s->usrp->set_gpio_attr("FP0", "OUT", gpio789, 0x380);
s->usrp->clear_command_time();
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_BEAM_SWITCHING_GPIO,0);
if (cc>1) {
std::vector<void *> buff_ptrs;
@@ -586,7 +589,7 @@ void *trx_usrp_write_thread(void * arg){
return NULL;
}
int trx_write_init(openair0_device *device){
int trx_usrp_write_init(openair0_device *device){
uhd::set_thread_priority_safe(1.0);
openair0_thread_t *write_thread = &device->write_thread;
@@ -932,7 +935,7 @@ extern "C" {
device->trx_stop_func = trx_usrp_stop;
device->trx_set_freq_func = trx_usrp_set_freq;
device->trx_set_gains_func = trx_usrp_set_gains;
device->trx_write_init = trx_write_init;
device->trx_write_init = trx_usrp_write_init;
// hotfix! to be checked later