staging: spi: mt7621: Minor cosmetic changes

Align  macro definitions and add some empty lines to make the code better
readable.
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Mark Brown <broonie@kernel.org>
Cc: Sankalp Negi <sankalpnegi2310@gmail.com>
Cc: Chuanhong Guo <gch981213@gmail.com>
Cc: John Crispin <john@phrozen.org>
Reviewd-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt7621-spi/spi-mt7621.c

@@ -20,6 +20,7 @@
 #include <linux/spi/spi.h>
 
 #define DRIVER_NAME		"spi-mt7621"
+
 /* in usec */
 #define RALINK_SPI_WAIT_MAX_LOOP 2000
 
@@ -186,6 +187,7 @@ static void mt7621_spi_read_half_duplex(struct mt7621_spi *rs,
 			*buf++ = val & 0xff;
 			val >>= 8;
 		}
+
 		rx_len -= i;
 	}
 }
@@ -279,6 +281,7 @@ static int mt7621_spi_transfer_one_message(struct spi_master *master,
 	mt7621_spi_flush(rs);
 
 	mt7621_spi_set_cs(spi, 0);
+
 msg_done:
 	m->status = status;
 	spi_finalize_current_message(master);