ste_dma40: move priority to separate field

And keep it low priority by default.

Acked-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/drivers/dma/ste_dma40_ll.c b/drivers/dma/ste_dma40_ll.c
index 86a306d..cfc86a5 100644
--- a/drivers/dma/ste_dma40_ll.c
+++ b/drivers/dma/ste_dma40_ll.c
@@ -108,7 +108,7 @@
 		src |= 1 << D40_SREG_CFG_LOG_GIM_POS;
 	}
 
-	if (cfg->channel_type & STEDMA40_HIGH_PRIORITY_CHANNEL) {
+	if (cfg->high_priority) {
 		src |= 1 << D40_SREG_CFG_PRI_POS;
 		dst |= 1 << D40_SREG_CFG_PRI_POS;
 	}