# HG changeset patch
# User sergeig
# Date 1275143595 0
# Node ID 1edd8eb593c96b3d887cecc0c6e14a2fa7c7c2e7
# Parent  2651da7b1e837aba9701b321957de281a2d45c0f
* src/adc.c:
  Add new key to ADC driver to flush data buffer:
  CYG_IO_SET_CONFIG_ADC_DATA_FLUSH

diff --git a/packages/io/adc/current/ChangeLog b/packages/io/adc/current/ChangeLog
--- a/packages/io/adc/current/ChangeLog
+++ b/packages/io/adc/current/ChangeLog
@@ -1,3 +1,8 @@
+20010-05-25 ccoutand <ccoutand@stmi.com>
+	* src/adc.c: 
+	Add new key to ADC driver to flush data buffer:
+	CYG_IO_SET_CONFIG_ADC_DATA_FLUSH
+
 2009-03-02  Simon Kallweit  <simon.kallweit@intefo.ch>
 
 	* cdl/io_adc.cdl:
diff --git a/packages/io/adc/current/src/adc.c b/packages/io/adc/current/src/adc.c
--- a/packages/io/adc/current/src/adc.c
+++ b/packages/io/adc/current/src/adc.c
@@ -298,6 +298,13 @@ static Cyg_ErrNo adc_set_config(cyg_io_h
         chan->device->funs->disable( chan );
         break;        
 
+    case CYG_IO_SET_CONFIG_ADC_DATA_FLUSH:
+        cyg_drv_isr_lock();
+        chan->put = 0;
+        chan->get = 0;
+        cyg_drv_isr_unlock();
+        break;      
+
     case CYG_IO_SET_CONFIG_READ_BLOCKING:
         if (*len < sizeof(cyg_uint32))
             return -EINVAL;