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removing log calls from timing-sensitive sound functions

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This commit is contained in:
Kevin Lange 2015-05-17 14:12:10 -07:00
parent 8e61d4ee3a
commit e703c8761b
2 changed files with 0 additions and 8 deletions
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7
modules/ac97.c
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@ -136,15 +136,10 @@ DEFINE_SHELL_FUNCTION(ac97_status, "[debug] AC'97 status values") {
#define DIVISION 128
static void irq_handler(struct regs * regs) {
debug_print(NOTICE, "AC97 IRQ called");
uint16_t sr = inports(_device.nabmbar + AC97_PO_SR);
debug_print(NOTICE, "sr: 0x%04x", sr);
if (sr & AC97_X_SR_LVBCI) {
outports(_device.nabmbar + AC97_PO_SR, AC97_X_SR_LVBCI);
debug_print(NOTICE, "Last valid buffer completion interrupt handled");
} else if (sr & AC97_X_SR_BCIS) {
debug_print(NOTICE, "Buffer completion interrupt status start...");
size_t f = (_device.lvi + 2) % AC97_BDL_LEN;
for (size_t i = 0; i < AC97_BDL_BUFFER_LEN * sizeof(*_device.bufs[0]); i += DIVISION) {
snd_request_buf(&_snd, DIVISION, (uint8_t *)_device.bufs[f] + i);
@ -153,10 +148,8 @@ static void irq_handler(struct regs * regs) {
_device.lvi = (_device.lvi + 1) % AC97_BDL_LEN;
outportb(_device.nabmbar + AC97_PO_LVI, _device.lvi);
outports(_device.nabmbar + AC97_PO_SR, AC97_X_SR_BCIS);
debug_print(NOTICE, "Buffer completion interrupt status handled");
} else if (sr & AC97_X_SR_FIFOE) {
outports(_device.nabmbar + AC97_PO_SR, AC97_X_SR_FIFOE);
debug_print(NOTICE, "FIFO error handled");
}
irq_ack(_device.irq);

1
modules/snd.c
View File

@ -107,7 +107,6 @@ static void snd_close(fs_node_t * node) {
int snd_request_buf(snd_device_t * device, uint32_t size, uint8_t *buffer) {
static uint8_t tmp_buf[0x100];
debug_print(NOTICE, "[snd] got request for %d bytes from %s", size, device->name);
memset(buffer, 0, size);
spin_lock(&_buffers_lock);