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Delaying and repeating i2c operation automatically when i2c interface is busy removed. User has to deal with concurrency using semaphores.

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This commit is contained in:
Gunar Schorcht 2017-11-04 14:23:24 +01:00
parent 5f58090924
commit 6eb6ac34cf
1 changed files with 2 additions and 10 deletions
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12
extras/ccs811/ccs811.c
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@ -488,11 +488,7 @@ static bool ccs811_reg_read(ccs811_sensor_t* dev, uint8_t reg, uint8_t *data, ui
debug_dev ("Read %d byte from i2c slave starting at reg addr %02x.", __FUNCTION__, dev, len, reg);
int result = 0;
int count = 10;
while (count-- && (result = i2c_slave_read(dev->bus, dev->addr, &reg, data, len)) == -EBUSY)
vTaskDelay (1);
int result = i2c_slave_read(dev->bus, dev->addr, &reg, data, len);
if (result)
{
@ -531,11 +527,7 @@ static bool ccs811_reg_write(ccs811_sensor_t* dev, uint8_t reg, uint8_t *data, u
# endif
int result;
int count = 10;
while (count-- && (result = i2c_slave_write(dev->bus, dev->addr, &reg, data, len)) == -EBUSY)
vTaskDelay (1);
int result = i2c_slave_write(dev->bus, dev->addr, &reg, data, len);
if (result)
{