[PATCH 08/15] i2c: busses: mt7621: Use devm_clk_get_enabled()

Andi Shyti
2023-06-11T23:36:27Z

Replace the pair of functions, devm_clk_get() and
clk_prepare_enable(), with a single function
devm_clk_get_enabled().

Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Cc: Stefan Roese <sr@denx.de>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
drivers/i2c/busses/i2c-mt7621.c | 20 ++++----------------
1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/i2c/busses/i2c-mt7621.c b/drivers/i2c/busses/i2c-mt7621.c
index f9c294e2bd3c5..104bb194e9906 100644
--- a/drivers/i2c/busses/i2c-mt7621.c
+++ b/drivers/i2c/busses/i2c-mt7621.c
@@ -282,16 +282,11 @@ static int mtk_i2c_probe(struct platform_device *pdev)
if (IS_ERR(i2c->base))
return PTR_ERR(i2c->base);

- i2c->clk = devm_clk_get(&pdev->dev, NULL);
+ i2c->clk = devm_clk_get_enabled(&pdev->dev, NULL);
if (IS_ERR(i2c->clk)) {
- dev_err(&pdev->dev, "no clock defined\n");
+ dev_err(&pdev->dev, "Failed to enable clock\n");
return PTR_ERR(i2c->clk);
}
- ret = clk_prepare_enable(i2c->clk);
- if (ret) {
- dev_err(&pdev->dev, "Unable to enable clock\n");
- return ret;
- }

i2c->dev = &pdev->dev;

@@ -301,8 +296,7 @@ static int mtk_i2c_probe(struct platform_device *pdev)

if (i2c->bus_freq == 0) {
dev_warn(i2c->dev, "clock-frequency 0 not supported\n");
- ret = -EINVAL;
- goto err_disable_clk;
+ return -EINVAL;
}

adap = &i2c->adap;
@@ -320,23 +314,17 @@ static int mtk_i2c_probe(struct platform_device *pdev)

ret = i2c_add_adapter(adap);
if (ret < 0)
- goto err_disable_clk;
+ return ret;

dev_info(&pdev->dev, "clock %u kHz\n", i2c->bus_freq / 1000);

return 0;
-
-err_disable_clk:
- clk_disable_unprepare(i2c->clk);
-
- return ret;
}

static void mtk_i2c_remove(struct platform_device *pdev)
{
struct mtk_i2c *i2c = platform_get_drvdata(pdev);

- clk_disable_unprepare(i2c->clk);
i2c_del_adapter(&i2c->adap);
}

--
2.40.1