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altos: Clear stm i2c transfer timeout alarm
author
Keith Packard
<keithp@keithp.com>
Mon, 28 May 2012 17:47:28 +0000
(11:47 -0600)
committer
Keith Packard
<keithp@keithp.com>
Mon, 28 May 2012 17:47:28 +0000
(11:47 -0600)
Signed-off-by: Keith Packard <keithp@keithp.com>
src/stm/ao_i2c_stm.c
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diff --git
a/src/stm/ao_i2c_stm.c
b/src/stm/ao_i2c_stm.c
index 763ae6cd5c0ec0fefa7074912c19bada14134175..d82342db14e500631850729adec5cb061e401ad8 100644
(file)
--- a/
src/stm/ao_i2c_stm.c
+++ b/
src/stm/ao_i2c_stm.c
@@
-250,10
+250,9
@@
ao_i2c_send(void *block, uint16_t len, uint8_t index, uint8_t stop)
ao_alarm(1 + len);
cli();
while (!ao_dma_done[tx_dma_index])
- if (ao_sleep(&ao_dma_done[tx_dma_index])) {
- printf ("send timeout\n");
+ if (ao_sleep(&ao_dma_done[tx_dma_index]))
break;
- }
+ ao_clear_alarm();
ao_dma_done_transfer(tx_dma_index);
out_cr2("send enable isr", stm_i2c,
AO_STM_I2C_CR2 | (1 << STM_I2C_CR2_ITEVTEN) | (1 << STM_I2C_CR2_ITERREN));