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Merge functionality of wakeups and semaphores-- fewer APIs and object types. semaphore_wait takes a timeout now so codecs and plugins have to be made incompatible. Don't make semaphores for targets not using them.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29492 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2011-03-02 08:49:38 +00:00
parent 05e180a130
commit 12375d1d3a
38 changed files with 294 additions and 311 deletions
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8
firmware/target/arm/s5l8700/adc-s5l8700.c
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@ -42,11 +42,11 @@
static struct mutex adc_mtx;
static struct wakeup adc_wakeup;
static struct semaphore adc_wakeup;
void INT_ADC(void)
{
wakeup_signal(&adc_wakeup);
semaphore_release(&adc_wakeup);
}
unsigned short adc_read(int channel)
@ -61,7 +61,7 @@ unsigned short adc_read(int channel)
(1 << 0); /* enable start */
/* wait for conversion */
wakeup_wait(&adc_wakeup, TIMEOUT_BLOCK);
semaphore_wait(&adc_wakeup, TIMEOUT_BLOCK);
/* get the converted data */
data = ADCDAT0 & 0x3FF;
@ -77,7 +77,7 @@ unsigned short adc_read(int channel)
void adc_init(void)
{
mutex_init(&adc_mtx);
wakeup_init(&adc_wakeup);
semaphore_init(&adc_wakeup, 1, 0);
/* enable clock to ADC */
PWRCON &= ~(1 << 10);