diff options
| author | Keith Packard <keithp@keithp.com> | 2012-05-07 21:50:26 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2012-05-07 21:50:26 -0700 |
| commit | af949c67eeb9dc310b1430d3435d241adccfc0a9 (patch) | |
| tree | b7938515ba32ca8ad5f6b7656ed38b6193991b0e | |
| parent | dd7699cf8daded17ac41abf5c5170cfb599b6ff5 (diff) | |
altos: stm: pass DMA buffer index to DMA completion callback
This lets the user know which DMA has finished.
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | src/stm/ao_adc_stm.c | 2 | ||||
| -rw-r--r-- | src/stm/ao_dma_stm.c | 6 |
2 files changed, 4 insertions, 4 deletions
diff --git a/src/stm/ao_adc_stm.c b/src/stm/ao_adc_stm.c index 729551c4..a2569908 100644 --- a/src/stm/ao_adc_stm.c +++ b/src/stm/ao_adc_stm.c @@ -41,7 +41,7 @@ static uint8_t ao_adc_ready; * * Mark time in ring, shut down DMA engine */ -static void ao_adc_done(void) +static void ao_adc_done(int index) { ao_adc_ring[ao_adc_head].tick = ao_time(); ao_adc_head = ao_adc_ring_next(ao_adc_head); diff --git a/src/stm/ao_dma_stm.c b/src/stm/ao_dma_stm.c index e76c8e8c..8379a1a5 100644 --- a/src/stm/ao_dma_stm.c +++ b/src/stm/ao_dma_stm.c @@ -20,7 +20,7 @@ #define NUM_DMA 7 struct ao_dma_config { - void (*isr)(void); + void (*isr)(int index); }; uint8_t ao_dma_done[NUM_DMA]; @@ -39,7 +39,7 @@ ao_dma_isr(uint8_t index) { /* Ack them */ stm_dma.ifcr = isr; if (ao_dma_config[index].isr) - (*ao_dma_config[index].isr)(); + (*ao_dma_config[index].isr)(index); else { ao_dma_done[index] = 1; ao_wakeup(&ao_dma_done[index]); @@ -79,7 +79,7 @@ ao_dma_set_transfer(uint8_t index, } void -ao_dma_set_isr(uint8_t index, void (*isr)(void)) +ao_dma_set_isr(uint8_t index, void (*isr)(int)) { ao_dma_config[index].isr = isr; } |