summaryrefslogtreecommitdiffstats
path: root/drivers/iio/dac
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2022-03-02 17:31:42 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2022-04-04 09:11:24 +0100
commitfee4ac32996d5fce8713aa3ad591a135f9545b96 (patch)
tree148a923727531ba9de853ce814e9c5a8e9006370 /drivers/iio/dac
parent8a7449d68670a8f9033d57b9e7997af77a900d53 (diff)
downloadlinux-fee4ac32996d5fce8713aa3ad591a135f9545b96.tar.bz2
iio: dac: ltc2688: Use temporary variable for struct device
Use temporary variable for struct device to make code neater. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Nuno Sá <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20220302153142.52743-1-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/dac')
-rw-r--r--drivers/iio/dac/ltc2688.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/iio/dac/ltc2688.c b/drivers/iio/dac/ltc2688.c
index e41861d29767..d249fa28202c 100644
--- a/drivers/iio/dac/ltc2688.c
+++ b/drivers/iio/dac/ltc2688.c
@@ -703,21 +703,20 @@ static int ltc2688_tgp_clk_setup(struct ltc2688_state *st,
struct ltc2688_chan *chan,
struct fwnode_handle *node, int tgp)
{
+ struct device *dev = &st->spi->dev;
unsigned long rate;
struct clk *clk;
int ret, f;
- clk = devm_get_clk_from_child(&st->spi->dev, to_of_node(node), NULL);
+ clk = devm_get_clk_from_child(dev, to_of_node(node), NULL);
if (IS_ERR(clk))
- return dev_err_probe(&st->spi->dev, PTR_ERR(clk),
- "failed to get tgp clk.\n");
+ return dev_err_probe(dev, PTR_ERR(clk), "failed to get tgp clk.\n");
ret = clk_prepare_enable(clk);
if (ret)
- return dev_err_probe(&st->spi->dev, ret,
- "failed to enable tgp clk.\n");
+ return dev_err_probe(dev, ret, "failed to enable tgp clk.\n");
- ret = devm_add_action_or_reset(&st->spi->dev, ltc2688_clk_disable, clk);
+ ret = devm_add_action_or_reset(dev, ltc2688_clk_disable, clk);
if (ret)
return ret;
@@ -858,6 +857,7 @@ static int ltc2688_channel_config(struct ltc2688_state *st)
static int ltc2688_setup(struct ltc2688_state *st, struct regulator *vref)
{
+ struct device *dev = &st->spi->dev;
struct gpio_desc *gpio;
int ret;
@@ -865,10 +865,9 @@ static int ltc2688_setup(struct ltc2688_state *st, struct regulator *vref)
* If we have a reset pin, use that to reset the board, If not, use
* the reset bit.
*/
- gpio = devm_gpiod_get_optional(&st->spi->dev, "clr", GPIOD_OUT_HIGH);
+ gpio = devm_gpiod_get_optional(dev, "clr", GPIOD_OUT_HIGH);
if (IS_ERR(gpio))
- return dev_err_probe(&st->spi->dev, PTR_ERR(gpio),
- "Failed to get reset gpio");
+ return dev_err_probe(dev, PTR_ERR(gpio), "Failed to get reset gpio");
if (gpio) {
usleep_range(1000, 1200);
/* bring device out of reset */
@@ -887,7 +886,7 @@ static int ltc2688_setup(struct ltc2688_state *st, struct regulator *vref)
* Duplicate the default channel configuration as it can change during
* @ltc2688_channel_config()
*/
- st->iio_chan = devm_kmemdup(&st->spi->dev, ltc2688_channels,
+ st->iio_chan = devm_kmemdup(dev, ltc2688_channels,
sizeof(ltc2688_channels), GFP_KERNEL);
if (!st->iio_chan)
return -ENOMEM;