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[09/13] iio: health: max30102: Introduce indices for LED channels

Message ID 1509132593-1815-15-git-send-email-pmeerw@pmeerw.net (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Meerwald-Stadler Oct. 27, 2017, 7:29 p.m. UTC 
Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net>
Cc: Matt Ranostay <matt@ranostay.consulting>
---
 drivers/iio/health/max30102.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/iio/health/max30102.c b/drivers/iio/health/max30102.c
index 520d905..37176c2 100644
--- a/drivers/iio/health/max30102.c
+++ b/drivers/iio/health/max30102.c
@@ -34,6 +34,11 @@ 
 #define MAX30102_DRV_NAME	"max30102"
 #define MAX30102_PART_NUMBER	0x15
 
+enum max3012_led_idx {
+	MAX30102_LED_RED,
+	MAX30102_LED_IR,
+};
+
 #define MAX30102_REG_INT_STATUS			0x00
 #define MAX30102_REG_INT_STATUS_PWR_RDY		BIT(0)
 #define MAX30102_REG_INT_STATUS_PROX_INT	BIT(4)
@@ -104,7 +109,10 @@  static const struct regmap_config max30102_regmap_config = {
 	.val_bits = 8,
 };
 
-static const unsigned long max30102_scan_masks[] = {0x3, 0};
+static const unsigned long max30102_scan_masks[] = {
+	BIT(MAX30102_LED_RED) | BIT(MAX30102_LED_IR),
+	0
+};
 
 #define MAX30102_INTENSITY_CHANNEL(_si, _mod) { \
 		.type = IIO_INTENSITY, \
@@ -121,8 +129,8 @@  static const unsigned long max30102_scan_masks[] = {0x3, 0};
 	}
 
 static const struct iio_chan_spec max30102_channels[] = {
-	MAX30102_INTENSITY_CHANNEL(0, IIO_MOD_LIGHT_RED),
-	MAX30102_INTENSITY_CHANNEL(1, IIO_MOD_LIGHT_IR),
+	MAX30102_INTENSITY_CHANNEL(MAX30102_LED_RED, IIO_MOD_LIGHT_RED),
+	MAX30102_INTENSITY_CHANNEL(MAX30102_LED_IR, IIO_MOD_LIGHT_IR),
 	{
 		.type = IIO_TEMP,
 		.info_mask_separate =