staging: iio: dummy: use uppercase descriptors for enum names

Replace lower case names in the enum dummy_scan_elements with
uppercase names and a descriptive prefix: DUMMY_INDEX_
Signed-off-by: Alison Schofield <amsfield22@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/iio/iio_simple_dummy.c

@@ -137,7 +137,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = {
 		 */
 		.info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ),
 		/* The ordering of elements in the buffer via an enum */
-		.scan_index = voltage0,
+		.scan_index = DUMMY_INDEX_VOLTAGE_0,
 		.scan_type = { /* Description of storage in buffer */
 			.sign = 'u', /* unsigned */
 			.realbits = 13, /* 13 bits */
@@ -176,7 +176,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = {
 		 * sampling_frequency
 		 * The frequency in Hz at which the channels are sampled
 		 */
-		.scan_index = diffvoltage1m2,
+		.scan_index = DUMMY_INDEX_DIFFVOLTAGE_1M2,
 		.scan_type = { /* Description of storage in buffer */
 			.sign = 's', /* signed */
 			.realbits = 12, /* 12 bits */
@@ -194,7 +194,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = {
 		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),
 		.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE),
 		.info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ),
-		.scan_index = diffvoltage3m4,
+		.scan_index = DUMMY_INDEX_DIFFVOLTAGE_3M4,
 		.scan_type = {
 			.sign = 's',
 			.realbits = 11,
@@ -221,7 +221,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = {
 		BIT(IIO_CHAN_INFO_CALIBSCALE) |
 		BIT(IIO_CHAN_INFO_CALIBBIAS),
 		.info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ),
-		.scan_index = accelx,
+		.scan_index = DUMMY_INDEX_ACCELX,
 		.scan_type = { /* Description of storage in buffer */
 			.sign = 's', /* signed */
 			.realbits = 16, /* 16 bits */

drivers/staging/iio/iio_simple_dummy.h

@@ -98,18 +98,18 @@ iio_simple_dummy_events_unregister(struct iio_dev *indio_dev)
 
 /**
  * enum iio_simple_dummy_scan_elements - scan index enum
- * @voltage0:		the single ended voltage channel
- * @diffvoltage1m2:	first differential channel
- * @diffvoltage3m4:	second differenial channel
- * @accelx:		acceleration channel
+ * @DUMMY_INDEX_VOLTAGE_0:         the single ended voltage channel
+ * @DUMMY_INDEX_DIFFVOLTAGE_1M2:   first differential channel
+ * @DUMMY_INDEX_DIFFVOLTAGE_3M4:   second differential channel
+ * @DUMMY_INDEX_ACCELX:            acceleration channel
  *
  * Enum provides convenient numbering for the scan index.
  */
 enum iio_simple_dummy_scan_elements {
-	voltage0,
-	diffvoltage1m2,
-	diffvoltage3m4,
-	accelx,
+	DUMMY_INDEX_VOLTAGE_0,
+	DUMMY_INDEX_DIFFVOLTAGE_1M2,
+	DUMMY_INDEX_DIFFVOLTAGE_3M4,
+	DUMMY_INDEX_ACCELX,
 };
 
 #ifdef CONFIG_IIO_SIMPLE_DUMMY_BUFFER

drivers/staging/iio/iio_simple_dummy_buffer.c

@@ -27,10 +27,10 @@
 /* Some fake data */
 
 static const s16 fakedata[] = {
-	[voltage0] = 7,
-	[diffvoltage1m2] = -33,
-	[diffvoltage3m4] = -2,
-	[accelx] = 344,
+	[DUMMY_INDEX_VOLTAGE_0] = 7,
+	[DUMMY_INDEX_DIFFVOLTAGE_1M2] = -33,
+	[DUMMY_INDEX_DIFFVOLTAGE_3M4] = -2,
+	[DUMMY_INDEX_ACCELX] = 344,
 };
 
 /**