linux-kernel - [PATCH v2 02/11] power: bq25890: simplify chip name property getter

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Date:   Sun, 03 May 2020 17:21:10 +0200
From:   Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:     Rob Herring <robh+dt@...nel.org>,
        Sebastian Reichel <sre@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: [PATCH v2 02/11] power: bq25890: simplify chip name property getter

Driver rejects unknown chips early in the probe(), so when
bq25890_power_supply_get_property() is made reachable, bq->chip_version
will already be set to correct value - there is no need to check
it again.

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
---
 drivers/power/supply/bq25890_charger.c | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index c642519ef7b2..f9f29edadddc 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -32,6 +32,13 @@ enum bq25890_chip_version {
 	BQ25896,
 };
 
+static const char *const bq25890_chip_name[] = {
+	"BQ25890",
+	"BQ25892",
+	"BQ25895",
+	"BQ25896",
+};
+
 enum bq25890_fields {
 	F_EN_HIZ, F_EN_ILIM, F_IILIM,				     /* Reg00 */
 	F_BHOT, F_BCOLD, F_VINDPM_OFS,				     /* Reg01 */
@@ -400,17 +407,7 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
 		break;
 
 	case POWER_SUPPLY_PROP_MODEL_NAME:
-		if (bq->chip_version == BQ25890)
-			val->strval = "BQ25890";
-		else if (bq->chip_version == BQ25892)
-			val->strval = "BQ25892";
-		else if (bq->chip_version == BQ25895)
-			val->strval = "BQ25895";
-		else if (bq->chip_version == BQ25896)
-			val->strval = "BQ25896";
-		else
-			val->strval = "UNKNOWN";
-
+		val->strval = bq25890_chip_name[bq->chip_version];
 		break;
 
 	case POWER_SUPPLY_PROP_ONLINE:
-- 
2.20.1