[PATCH leds v2 04/50] leds: various: use device_get_match_data

Marek Behún
2020-09-17T22:33:59Z

Simply use device_get_match_data instead of matching against the match
table again.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Cc: H. Nikolaus Schaller <hns@goldelico.com>
Cc: David Rivshin <drivshin@allworx.com>
Cc: Sebastian Reichel <sre@kernel.org>
Cc: Christian Mauderer <oss@c-mauderer.de>
Cc: Andrew Lunn <andrew@lunn.ch>
---
drivers/leds/leds-cpcap.c | 7 +------
drivers/leds/leds-is31fl319x.c | 12 ++----------
drivers/leds/leds-is31fl32xx.c | 7 +------
drivers/leds/leds-spi-byte.c | 7 +------
drivers/leds/leds-tlc591xx.c | 7 +------
5 files changed, 6 insertions(+), 34 deletions(-)

diff --git a/drivers/leds/leds-cpcap.c b/drivers/leds/leds-cpcap.c
index 9f3fa47372134..7d41ce8c9bb1e 100644
--- a/drivers/leds/leds-cpcap.c
+++ b/drivers/leds/leds-cpcap.c
@@ -158,19 +158,14 @@ MODULE_DEVICE_TABLE(of, cpcap_led_of_match);

static int cpcap_led_probe(struct platform_device *pdev)
{
- const struct of_device_id *match;
struct cpcap_led *led;
int err;

- match = of_match_device(of_match_ptr(cpcap_led_of_match), &pdev->dev);
- if (!match || !match->data)
- return -EINVAL;
-
led = devm_kzalloc(&pdev->dev, sizeof(*led), GFP_KERNEL);
if (!led)
return -ENOMEM;
platform_set_drvdata(pdev, led);
- led->info = match->data;
+ led->info = device_get_match_data(&pdev->dev);
led->dev = &pdev->dev;

if (led->info->reg == 0x0000) {
diff --git a/drivers/leds/leds-is31fl319x.c b/drivers/leds/leds-is31fl319x.c
index 54ac50740d43d..b039ffa33559c 100644
--- a/drivers/leds/leds-is31fl319x.c
+++ b/drivers/leds/leds-is31fl319x.c
@@ -203,7 +203,6 @@ static int is31fl319x_parse_dt(struct device *dev,
struct is31fl319x_chip *is31)
{
struct device_node *np = dev->of_node, *child;
- const struct of_device_id *of_dev_id;
int count;
int ret;

@@ -219,18 +218,11 @@ static int is31fl319x_parse_dt(struct device *dev,
return ret;
}

- of_dev_id = of_match_device(of_is31fl319x_match, dev);
- if (!of_dev_id) {
- dev_err(dev, "Failed to match device with supported chips\n");
- return -EINVAL;
- }
-
- is31->cdef = of_dev_id->data;
+ is31->cdef = device_get_match_data(dev);

count = of_get_child_count(np);

- dev_dbg(dev, "probe %s with %d leds defined in DT\n",
- of_dev_id->compatible, count);
+ dev_dbg(dev, "probing with %d leds defined in DT\n", count);

if (!count || count > is31->cdef->num_leds) {
dev_err(dev, "Number of leds defined must be between 1 and %u\n",
diff --git a/drivers/leds/leds-is31fl32xx.c b/drivers/leds/leds-is31fl32xx.c
index cd768f991da10..acf51e17e8df6 100644
--- a/drivers/leds/leds-is31fl32xx.c
+++ b/drivers/leds/leds-is31fl32xx.c
@@ -428,17 +428,12 @@ static int is31fl32xx_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
const struct is31fl32xx_chipdef *cdef;
- const struct of_device_id *of_dev_id;
struct device *dev = &client->dev;
struct is31fl32xx_priv *priv;
int count;
int ret = 0;

- of_dev_id = of_match_device(of_is31fl32xx_match, dev);
- if (!of_dev_id)
- return -EINVAL;
-
- cdef = of_dev_id->data;
+ cdef = device_get_match_data(dev);

count = of_get_child_count(dev->of_node);
if (!count)
diff --git a/drivers/leds/leds-spi-byte.c b/drivers/leds/leds-spi-byte.c
index b231b563b7bbd..9632eb84f8de1 100644
--- a/drivers/leds/leds-spi-byte.c
+++ b/drivers/leds/leds-spi-byte.c
@@ -80,7 +80,6 @@ static int spi_byte_brightness_set_blocking(struct led_classdev *dev,

static int spi_byte_probe(struct spi_device *spi)
{
- const struct of_device_id *of_dev_id;
struct device_node *child;
struct device *dev = &spi->dev;
struct spi_byte_led *led;
@@ -88,10 +87,6 @@ static int spi_byte_probe(struct spi_device *spi)
const char *state;
int ret;

- of_dev_id = of_match_device(spi_byte_dt_ids, dev);
- if (!of_dev_id)
- return -EINVAL;
-
if (of_get_child_count(dev->of_node) != 1) {
dev_err(dev, "Device must have exactly one LED sub-node.");
return -EINVAL;
@@ -106,7 +101,7 @@ static int spi_byte_probe(struct spi_device *spi)
strlcpy(led->name, name, sizeof(led->name));
led->spi = spi;
mutex_init(&led->mutex);
- led->cdef = of_dev_id->data;
+ led->cdef = device_get_match_data(dev);
led->ldev.name = led->name;
led->ldev.brightness = LED_OFF;
led->ldev.max_brightness = led->cdef->max_value - led->cdef->off_value;
diff --git a/drivers/leds/leds-tlc591xx.c b/drivers/leds/leds-tlc591xx.c
index 1dc14051639c9..aeedf1aa62976 100644
--- a/drivers/leds/leds-tlc591xx.c
+++ b/drivers/leds/leds-tlc591xx.c
@@ -150,16 +150,11 @@ tlc591xx_probe(struct i2c_client *client,
{
struct device_node *np = client->dev.of_node, *child;
struct device *dev = &client->dev;
- const struct of_device_id *match;
const struct tlc591xx *tlc591xx;
struct tlc591xx_priv *priv;
int err, count, reg;

- match = of_match_device(of_tlc591xx_leds_match, dev);
- if (!match)
- return -ENODEV;
-
- tlc591xx = match->data;
+ tlc591xx = device_get_match_data(dev);
if (!np)
return -ENODEV;

--
2.26.2