Maintool / mbed-src-v4

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Diff: targets/hal/TARGET_STM/TARGET_STM32F3XX/spi_api.c

Revision:
552:a1b9575155a3
Parent:
227:7bd0639b8911
--- a/targets/hal/TARGET_STM/TARGET_STM32F3XX/spi_api.c	Wed May 27 09:30:08 2015 +0100
+++ b/targets/hal/TARGET_STM/TARGET_STM32F3XX/spi_api.c	Wed May 27 13:30:08 2015 +0100
@@ -123,13 +123,10 @@
     obj->cpha = SPI_CPHA_1Edge;
     obj->br_presc = SPI_BaudRatePrescaler_256;
 
-    if (ssel == NC) { // Master
-        obj->mode = SPI_Mode_Master;
-        obj->nss = SPI_NSS_Soft;
-    } else { // Slave
+    if (ssel != NC) {
         pinmap_pinout(ssel, PinMap_SPI_SSEL);
-        obj->mode = SPI_Mode_Slave;
-        obj->nss = SPI_NSS_Soft;
+    } else {
+        obj->nss = SPI_NSS_SOFT;
     }
 
     init_spi(obj);
@@ -167,14 +164,12 @@
             break;
     }
 
-    if (slave == 0) {
-        obj->mode = SPI_Mode_Master;
-        obj->nss = SPI_NSS_Soft;
-    } else {
-        obj->mode = SPI_Mode_Slave;
-        obj->nss = SPI_NSS_Hard;
+    if (obj->nss != SPI_NSS_SOFT) {
+        obj->nss = (slave) ? SPI_NSS_HARD_INPUT : SPI_NSS_HARD_OUTPUT;
     }
 
+    obj->mode = (slave) ? SPI_MODE_SLAVE : SPI_MODE_MASTER;
+
     init_spi(obj);
 }