Store pointer to the controller's device in local variable to avoid
extracting it from platform device in each call. This will also simplify
code in the future, when runtime PM support is added.
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
drivers/clk/samsung/clk-exynos-audss.c | 25 +++++++++++++------------
1 file changed, 13 insertions(+), 12 deletions(-)
diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c
index 1fab56f396d4..6be52fb46ff3 100644
--- a/drivers/clk/samsung/clk-exynos-audss.c
+++ b/drivers/clk/samsung/clk-exynos-audss.c
@@ -135,6 +135,7 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
const struct exynos_audss_clk_drvdata *variant;
struct clk_hw **clk_table;
struct resource *res;
+ struct device *dev = &pdev->dev;
int i, ret = 0;
variant = of_device_get_match_data(&pdev->dev);
@@ -142,15 +143,15 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
return -EINVAL;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- reg_base = devm_ioremap_resource(&pdev->dev, res);
+ reg_base = devm_ioremap_resource(dev, res);
if (IS_ERR(reg_base)) {
- dev_err(&pdev->dev, "failed to map audss registers\n");
+ dev_err(dev, "failed to map audss registers\n");
return PTR_ERR(reg_base);
}
epll = ERR_PTR(-ENODEV);
- clk_data = devm_kzalloc(&pdev->dev,
+ clk_data = devm_kzalloc(dev,
sizeof(*clk_data) +
sizeof(*clk_data->hws) * EXYNOS_AUDSS_MAX_CLKS,
GFP_KERNEL);
@@ -160,8 +161,8 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
clk_data->num = variant->num_clks;
clk_table = clk_data->hws;
- pll_ref = devm_clk_get(&pdev->dev, "pll_ref");
- pll_in = devm_clk_get(&pdev->dev, "pll_in");
+ pll_ref = devm_clk_get(dev, "pll_ref");
+ pll_in = devm_clk_get(dev, "pll_in");
if (!IS_ERR(pll_ref))
mout_audss_p[0] = __clk_get_name(pll_ref);
if (!IS_ERR(pll_in)) {
@@ -172,7 +173,7 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
ret = clk_prepare_enable(epll);
if (ret) {
- dev_err(&pdev->dev,
+ dev_err(dev,
"failed to prepare the epll clock\n");
return ret;
}
@@ -183,8 +184,8 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
CLK_SET_RATE_NO_REPARENT,
reg_base + ASS_CLK_SRC, 0, 1, 0, &lock);
- cdclk = devm_clk_get(&pdev->dev, "cdclk");
- sclk_audio = devm_clk_get(&pdev->dev, "sclk_audio");
+ cdclk = devm_clk_get(dev, "cdclk");
+ sclk_audio = devm_clk_get(dev, "sclk_audio");
if (!IS_ERR(cdclk))
mout_i2s_p[1] = __clk_get_name(cdclk);
if (!IS_ERR(sclk_audio))
@@ -222,7 +223,7 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
"sclk_pcm", CLK_SET_RATE_PARENT,
reg_base + ASS_CLK_GATE, 4, 0, &lock);
- sclk_pcm_in = devm_clk_get(&pdev->dev, "sclk_pcm_in");
+ sclk_pcm_in = devm_clk_get(dev, "sclk_pcm_in");
if (!IS_ERR(sclk_pcm_in))
sclk_pcm_p = __clk_get_name(sclk_pcm_in);
clk_table[EXYNOS_SCLK_PCM] = clk_hw_register_gate(NULL, "sclk_pcm",
@@ -237,16 +238,16 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)
for (i = 0; i < clk_data->num; i++) {
if (IS_ERR(clk_table[i])) {
- dev_err(&pdev->dev, "failed to register clock %d\n", i);
+ dev_err(dev, "failed to register clock %d\n", i);
ret = PTR_ERR(clk_table[i]);
goto unregister;
}
}
- ret = of_clk_add_hw_provider(pdev->dev.of_node, of_clk_hw_onecell_get,
+ ret = of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get,
clk_data);
if (ret) {
- dev_err(&pdev->dev, "failed to add clock provider\n");
+ dev_err(dev, "failed to add clock provider\n");
goto unregister;
}
--
1.9.1
--
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