Replace enable/disable irq with critical section enter/exit

Keyur Hariya · Keyur Hariya · commit 390ba4070c5c · 2018-02-26T12:35:07.000-06:00
diff --git a/targets/TARGET_Maxim/TARGET_MAX32625/spi_api.c b/targets/TARGET_Maxim/TARGET_MAX32625/spi_api.c
@@ -183,7 +183,7 @@ int spi_master_block_write(spi_t *obj, const char *tx_buffer, int tx_length, cha
     req.deass = 1;
     req.callback = NULL;
 
-    __disable_irq();
+    core_util_critical_section_enter();
     if (tx_length == rx_length) {
         req.tx_data = (uint8_t *)tx_buffer;
         req.rx_data = (uint8_t *)rx_buffer;
@@ -214,7 +214,7 @@ int spi_master_block_write(spi_t *obj, const char *tx_buffer, int tx_length, cha
             SPIM_Trans(obj->spi, &req);
         }
     }
-    __enable_irq();
+    core_util_critical_section_exit();
 
     while (SPIM_Busy(obj->spi));
 

Original file line number	Diff line number	Diff line change
`@@ -183,7 +183,7 @@ int spi_master_block_write(spi_t obj, const char tx_buffer, int tx_length, cha`
`183`	`183`	`req.deass = 1;`
`184`	`184`	`req.callback = NULL;`
`185`	`185`
`186`		`- __disable_irq();`
	`186`	`+ core_util_critical_section_enter();`
`187`	`187`	`if (tx_length == rx_length) {`
`188`	`188`	`req.tx_data = (uint8_t *)tx_buffer;`
`189`	`189`	`req.rx_data = (uint8_t *)rx_buffer;`
`@@ -214,7 +214,7 @@ int spi_master_block_write(spi_t obj, const char tx_buffer, int tx_length, cha`
`214`	`214`	`SPIM_Trans(obj->spi, &req);`
`215`	`215`	`}`
`216`	`216`	`}`
`217`		`- __enable_irq();`
	`217`	`+ core_util_critical_section_exit();`
`218`	`218`
`219`	`219`	`while (SPIM_Busy(obj->spi));`
`220`	`220`