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Origin commit data
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Branch: master
Commit: afa6b14f46
Author: TangoCash <eric@loxat.de>
Date: 2017-11-15 (Wed, 15 Nov 2017)


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This commit was generated by Migit
This commit is contained in:
TangoCash
2017-11-15 23:25:55 +01:00
committed by Jacek Jendrzej
parent 3c9bae5d7f
commit 7b3590ba7a
7 changed files with 4 additions and 294 deletions
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74
libarmbox/pwrmngr.cpp
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@@ -14,23 +14,7 @@ void cCpuFreqManager::Down(void) { lt_debug("%s\n", __FUNCTION__); }
void cCpuFreqManager::Reset(void) { lt_debug("%s\n", __FUNCTION__); }
/* those function dummies return true or "harmless" values */
bool cCpuFreqManager::SetDelta(unsigned long) { lt_debug("%s\n", __FUNCTION__); return true; }
#if HAVE_SPARK_HARDWARE || HAVE_DUCKBOX_HARDWARE
unsigned long cCpuFreqManager::GetCpuFreq(void) {
int freq = 0;
if (FILE *pll0 = fopen("/proc/cpu_frequ/pll0_ndiv_mdiv", "r")) {
char buffer[120];
while(fgets(buffer, sizeof(buffer), pll0)) {
if (1 == sscanf(buffer, "SH4 = %d MHZ", &freq))
break;
}
fclose(pll0);
return 1000 * 1000 * (unsigned long) freq;
}
return 0;
}
#else
unsigned long cCpuFreqManager::GetCpuFreq(void) { lt_debug("%s\n", __FUNCTION__); return 0; }
#endif
unsigned long cCpuFreqManager::GetDelta(void) { lt_debug("%s\n", __FUNCTION__); return 0; }
//
cCpuFreqManager::cCpuFreqManager(void) { lt_debug("%s\n", __FUNCTION__); }
@@ -40,62 +24,8 @@ bool cPowerManager::SetState(PWR_STATE) { lt_debug("%s\n", __FUNCTION__); return
bool cPowerManager::Open(void) { lt_debug("%s\n", __FUNCTION__); return true; }
void cPowerManager::Close(void) { lt_debug("%s\n", __FUNCTION__); }
//
bool cPowerManager::SetStandby(bool Active, bool Passive)
{
lt_debug("%s(%d, %d)\n", __FUNCTION__, Active, Passive);
return true;
}
bool cCpuFreqManager::SetCpuFreq(unsigned long f)
{
#if HAVE_SPARK_HARDWARE || HAVE_DUCKBOX_HARDWARE
if (f) {
FILE *pll0 = fopen ("/proc/cpu_frequ/pll0_ndiv_mdiv", "w");
if (pll0) {
f /= 1000000;
fprintf(pll0, "%lu\n", (f/10 << 8) | 3);
fclose (pll0);
return false;
}
}
#else
/* actually SetCpuFreq is used to determine if the system is in standby
this is an "elegant" hack, because:
* during a recording, cpu freq is kept "high", even if the box is sent to standby
* the "SetStandby" call is made even if a recording is running
On the TD, setting standby disables the frontend, so we must not do it
if a recording is running.
For now, the values in neutrino are hardcoded:
* f == 0 => max => not standby
* f == 50000000 => min => standby
*/
lt_debug("%s(%lu) => set standby = %s\n", __FUNCTION__, f, f?"true":"false");
#if 0
int fd = open("/dev/stb/tdsystem", O_RDONLY);
if (fd < 0)
{
perror("open tdsystem");
return false;
}
if (f)
{
ioctl(fd, IOC_AVS_SET_VOLUME, 31); /* mute AVS to avoid ugly noise */
ioctl(fd, IOC_AVS_STANDBY_ENTER);
}
else
{
ioctl(fd, IOC_AVS_SET_VOLUME, 31); /* mute AVS to avoid ugly noise */
ioctl(fd, IOC_AVS_STANDBY_LEAVE);
/* unmute will be done by cAudio::do_mute(). Ugly, but prevents pops */
// ioctl(fd, IOC_AVS_SET_VOLUME, 0); /* max gain */
}
close(fd);
#endif
#endif
return true;
}
bool cPowerManager::SetStandby(bool Active, bool Passive) { lt_debug("%s(%d, %d)\n", __FUNCTION__, Active, Passive); return true; }
bool cCpuFreqManager::SetCpuFreq(unsigned long f) { lt_debug("%s(%lu) => set standby = %s\n", __FUNCTION__, f, f?"true":"false"); return true; }
//
cPowerManager::cPowerManager(void) { lt_debug("%s\n", __FUNCTION__); }
cPowerManager::~cPowerManager() { lt_debug("%s\n", __FUNCTION__); }