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imxrt:lpi2c ensure that on an error status reflects it.

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After an error the STOP detect was overwriting the
   previous error status.
This commit is contained in:
David Sidrane 2019-12-12 16:27:21 -08:00
parent 9ebeaa1d53
commit 0050ba9ac7
1 changed files with 10 additions and 1 deletions
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11
arch/arm/src/imxrt/imxrt_lpi2c.c
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@ -1364,6 +1364,10 @@ static int imxrt_lpi2c_isr_process(struct imxrt_lpi2c_priv_s *priv)
#ifndef CONFIG_I2C_POLLED #ifndef CONFIG_I2C_POLLED
if (priv->intstate == INTSTATE_WAITING) if (priv->intstate == INTSTATE_WAITING)
{ {
/* Update Status once at the end */
priv->status = status;
/* inform the thread that transfer is complete /* inform the thread that transfer is complete
* and wake it up * and wake it up
*/ */
@ -1372,6 +1376,7 @@ static int imxrt_lpi2c_isr_process(struct imxrt_lpi2c_priv_s *priv)
priv->intstate = INTSTATE_DONE; priv->intstate = INTSTATE_DONE;
} }
#else #else
priv->status = status;
priv->intstate = INTSTATE_DONE; priv->intstate = INTSTATE_DONE;
#endif #endif
/* Mark that this transaction stopped */ /* Mark that this transaction stopped */
@ -1412,6 +1417,10 @@ static int imxrt_lpi2c_isr_process(struct imxrt_lpi2c_priv_s *priv)
#ifndef CONFIG_I2C_POLLED #ifndef CONFIG_I2C_POLLED
if (priv->intstate == INTSTATE_WAITING) if (priv->intstate == INTSTATE_WAITING)
{ {
/* Update Status once at the end */
priv->status = status;
/* inform the thread that transfer is complete /* inform the thread that transfer is complete
* and wake it up * and wake it up
*/ */
@ -1420,11 +1429,11 @@ static int imxrt_lpi2c_isr_process(struct imxrt_lpi2c_priv_s *priv)
priv->intstate = INTSTATE_DONE; priv->intstate = INTSTATE_DONE;
} }
#else #else
priv->status = status;
priv->intstate = INTSTATE_DONE; priv->intstate = INTSTATE_DONE;
#endif #endif
} }
priv->status = status;
return OK; return OK;
} }