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Subject[PATCH v3 3/3] clk: qcom: use devm_pm_runtime_enable and devm_pm_clk_create
Date
Use two new helpers instead of pm_runtime_enable() and pm_clk_create(),
removing the need for calling pm_runtime_disable and pm_clk_destroy().

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
drivers/clk/qcom/camcc-sc7180.c | 25 +++++++++------------
drivers/clk/qcom/lpass-gfm-sm8250.c | 21 ++++++++----------
drivers/clk/qcom/lpasscorecc-sc7180.c | 18 ++-------------
drivers/clk/qcom/mss-sc7180.c | 30 +++++++------------------
drivers/clk/qcom/q6sstop-qcs404.c | 32 ++++++++-------------------
drivers/clk/qcom/turingcc-qcs404.c | 30 +++++++------------------
6 files changed, 46 insertions(+), 110 deletions(-)

diff --git a/drivers/clk/qcom/camcc-sc7180.c b/drivers/clk/qcom/camcc-sc7180.c
index 9bcf2f8ed4de..ce73ee9037cb 100644
--- a/drivers/clk/qcom/camcc-sc7180.c
+++ b/drivers/clk/qcom/camcc-sc7180.c
@@ -1652,32 +1652,35 @@ static int cam_cc_sc7180_probe(struct platform_device *pdev)
struct regmap *regmap;
int ret;

- pm_runtime_enable(&pdev->dev);
- ret = pm_clk_create(&pdev->dev);
+ ret = devm_pm_runtime_enable(&pdev->dev);
+ if (ret < 0)
+ return ret;
+
+ ret = devm_pm_clk_create(&pdev->dev);
if (ret < 0)
return ret;

ret = pm_clk_add(&pdev->dev, "xo");
if (ret < 0) {
dev_err(&pdev->dev, "Failed to acquire XO clock\n");
- goto disable_pm_runtime;
+ return ret;
}

ret = pm_clk_add(&pdev->dev, "iface");
if (ret < 0) {
dev_err(&pdev->dev, "Failed to acquire iface clock\n");
- goto disable_pm_runtime;
+ return ret;
}

ret = pm_runtime_get(&pdev->dev);
if (ret)
- goto destroy_pm_clk;
+ return ret;

regmap = qcom_cc_map(pdev, &cam_cc_sc7180_desc);
if (IS_ERR(regmap)) {
ret = PTR_ERR(regmap);
pm_runtime_put(&pdev->dev);
- goto destroy_pm_clk;
+ return ret;
}

clk_fabia_pll_configure(&cam_cc_pll0, regmap, &cam_cc_pll0_config);
@@ -1689,18 +1692,10 @@ static int cam_cc_sc7180_probe(struct platform_device *pdev)
pm_runtime_put(&pdev->dev);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to register CAM CC clocks\n");
- goto destroy_pm_clk;
+ return ret;
}

return 0;
-
-destroy_pm_clk:
- pm_clk_destroy(&pdev->dev);
-
-disable_pm_runtime:
- pm_runtime_disable(&pdev->dev);
-
- return ret;
}

static const struct dev_pm_ops cam_cc_pm_ops = {
diff --git a/drivers/clk/qcom/lpass-gfm-sm8250.c b/drivers/clk/qcom/lpass-gfm-sm8250.c
index f5e31e692b9b..96f476f24eb2 100644
--- a/drivers/clk/qcom/lpass-gfm-sm8250.c
+++ b/drivers/clk/qcom/lpass-gfm-sm8250.c
@@ -251,15 +251,18 @@ static int lpass_gfm_clk_driver_probe(struct platform_device *pdev)
if (IS_ERR(cc->base))
return PTR_ERR(cc->base);

- pm_runtime_enable(dev);
- err = pm_clk_create(dev);
+ err = devm_pm_runtime_enable(dev);
if (err)
- goto pm_clk_err;
+ return err;
+
+ err = devm_pm_clk_create(dev);
+ if (err)
+ return err;

err = of_pm_clk_add_clks(dev);
if (err < 0) {
dev_dbg(dev, "Failed to get lpass core voting clocks\n");
- goto clk_reg_err;
+ return err;
}

for (i = 0; i < data->onecell_data->num; i++) {
@@ -273,22 +276,16 @@ static int lpass_gfm_clk_driver_probe(struct platform_device *pdev)

err = devm_clk_hw_register(dev, &data->gfm_clks[i]->hw);
if (err)
- goto clk_reg_err;
+ return err;

}

err = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
data->onecell_data);
if (err)
- goto clk_reg_err;
+ return err;

return 0;
-
-clk_reg_err:
- pm_clk_destroy(dev);
-pm_clk_err:
- pm_runtime_disable(dev);
- return err;
}

static const struct of_device_id lpass_gfm_clk_match_table[] = {
diff --git a/drivers/clk/qcom/lpasscorecc-sc7180.c b/drivers/clk/qcom/lpasscorecc-sc7180.c
index 2e0ecc38efdd..ac09b7b840ab 100644
--- a/drivers/clk/qcom/lpasscorecc-sc7180.c
+++ b/drivers/clk/qcom/lpasscorecc-sc7180.c
@@ -356,32 +356,18 @@ static const struct qcom_cc_desc lpass_audio_hm_sc7180_desc = {
.num_gdscs = ARRAY_SIZE(lpass_audio_hm_sc7180_gdscs),
};

-static void lpass_pm_runtime_disable(void *data)
-{
- pm_runtime_disable(data);
-}
-
-static void lpass_pm_clk_destroy(void *data)
-{
- pm_clk_destroy(data);
-}
-
static int lpass_create_pm_clks(struct platform_device *pdev)
{
int ret;

pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_set_autosuspend_delay(&pdev->dev, 500);
- pm_runtime_enable(&pdev->dev);

- ret = devm_add_action_or_reset(&pdev->dev, lpass_pm_runtime_disable, &pdev->dev);
+ ret = devm_pm_runtime_enable(&pdev->dev);
if (ret)
return ret;

- ret = pm_clk_create(&pdev->dev);
- if (ret)
- return ret;
- ret = devm_add_action_or_reset(&pdev->dev, lpass_pm_clk_destroy, &pdev->dev);
+ ret = devm_pm_clk_create(&pdev->dev);
if (ret)
return ret;

diff --git a/drivers/clk/qcom/mss-sc7180.c b/drivers/clk/qcom/mss-sc7180.c
index 673fa1a4f734..5a1407440662 100644
--- a/drivers/clk/qcom/mss-sc7180.c
+++ b/drivers/clk/qcom/mss-sc7180.c
@@ -73,36 +73,23 @@ static int mss_sc7180_probe(struct platform_device *pdev)
{
int ret;

- pm_runtime_enable(&pdev->dev);
- ret = pm_clk_create(&pdev->dev);
+ ret = devm_pm_runtime_enable(&pdev->dev);
if (ret)
- goto disable_pm_runtime;
+ return ret;
+
+ ret = devm_pm_clk_create(&pdev->dev);
+ if (ret)
+ return ret;

ret = pm_clk_add(&pdev->dev, "cfg_ahb");
if (ret < 0) {
dev_err(&pdev->dev, "failed to acquire iface clock\n");
- goto destroy_pm_clk;
+ return ret;
}

ret = qcom_cc_probe(pdev, &mss_sc7180_desc);
if (ret < 0)
- goto destroy_pm_clk;
-
- return 0;
-
-destroy_pm_clk:
- pm_clk_destroy(&pdev->dev);
-
-disable_pm_runtime:
- pm_runtime_disable(&pdev->dev);
-
- return ret;
-}
-
-static int mss_sc7180_remove(struct platform_device *pdev)
-{
- pm_clk_destroy(&pdev->dev);
- pm_runtime_disable(&pdev->dev);
+ return ret;

return 0;
}
@@ -119,7 +106,6 @@ MODULE_DEVICE_TABLE(of, mss_sc7180_match_table);

static struct platform_driver mss_sc7180_driver = {
.probe = mss_sc7180_probe,
- .remove = mss_sc7180_remove,
.driver = {
.name = "sc7180-mss",
.of_match_table = mss_sc7180_match_table,
diff --git a/drivers/clk/qcom/q6sstop-qcs404.c b/drivers/clk/qcom/q6sstop-qcs404.c
index 723f932fbf7d..507386bee07d 100644
--- a/drivers/clk/qcom/q6sstop-qcs404.c
+++ b/drivers/clk/qcom/q6sstop-qcs404.c
@@ -159,15 +159,18 @@ static int q6sstopcc_qcs404_probe(struct platform_device *pdev)
const struct qcom_cc_desc *desc;
int ret;

- pm_runtime_enable(&pdev->dev);
- ret = pm_clk_create(&pdev->dev);
+ ret = devm_pm_runtime_enable(&pdev->dev);
if (ret)
- goto disable_pm_runtime;
+ return ret;
+
+ ret = devm_pm_clk_create(&pdev->dev);
+ if (ret)
+ return ret;

ret = pm_clk_add(&pdev->dev, NULL);
if (ret < 0) {
dev_err(&pdev->dev, "failed to acquire iface clock\n");
- goto destroy_pm_clk;
+ return ret;
}

q6sstop_regmap_config.name = "q6sstop_tcsr";
@@ -175,30 +178,14 @@ static int q6sstopcc_qcs404_probe(struct platform_device *pdev)

ret = qcom_cc_probe_by_index(pdev, 1, desc);
if (ret)
- goto destroy_pm_clk;
+ return ret;

q6sstop_regmap_config.name = "q6sstop_cc";
desc = &q6sstop_qcs404_desc;

ret = qcom_cc_probe_by_index(pdev, 0, desc);
if (ret)
- goto destroy_pm_clk;
-
- return 0;
-
-destroy_pm_clk:
- pm_clk_destroy(&pdev->dev);
-
-disable_pm_runtime:
- pm_runtime_disable(&pdev->dev);
-
- return ret;
-}
-
-static int q6sstopcc_qcs404_remove(struct platform_device *pdev)
-{
- pm_clk_destroy(&pdev->dev);
- pm_runtime_disable(&pdev->dev);
+ return ret;

return 0;
}
@@ -209,7 +196,6 @@ static const struct dev_pm_ops q6sstopcc_pm_ops = {

static struct platform_driver q6sstopcc_qcs404_driver = {
.probe = q6sstopcc_qcs404_probe,
- .remove = q6sstopcc_qcs404_remove,
.driver = {
.name = "qcs404-q6sstopcc",
.of_match_table = q6sstopcc_qcs404_match_table,
diff --git a/drivers/clk/qcom/turingcc-qcs404.c b/drivers/clk/qcom/turingcc-qcs404.c
index 4cfbbf5bf4d9..4543bda793f4 100644
--- a/drivers/clk/qcom/turingcc-qcs404.c
+++ b/drivers/clk/qcom/turingcc-qcs404.c
@@ -110,36 +110,23 @@ static int turingcc_probe(struct platform_device *pdev)
{
int ret;

- pm_runtime_enable(&pdev->dev);
- ret = pm_clk_create(&pdev->dev);
+ ret = devm_pm_runtime_enable(&pdev->dev);
if (ret)
- goto disable_pm_runtime;
+ return ret;
+
+ ret = devm_pm_clk_create(&pdev->dev);
+ if (ret)
+ return ret;

ret = pm_clk_add(&pdev->dev, NULL);
if (ret < 0) {
dev_err(&pdev->dev, "failed to acquire iface clock\n");
- goto destroy_pm_clk;
+ return ret;
}

ret = qcom_cc_probe(pdev, &turingcc_desc);
if (ret < 0)
- goto destroy_pm_clk;
-
- return 0;
-
-destroy_pm_clk:
- pm_clk_destroy(&pdev->dev);
-
-disable_pm_runtime:
- pm_runtime_disable(&pdev->dev);
-
- return ret;
-}
-
-static int turingcc_remove(struct platform_device *pdev)
-{
- pm_clk_destroy(&pdev->dev);
- pm_runtime_disable(&pdev->dev);
+ return ret;

return 0;
}
@@ -156,7 +143,6 @@ MODULE_DEVICE_TABLE(of, turingcc_match_table);

static struct platform_driver turingcc_driver = {
.probe = turingcc_probe,
- .remove = turingcc_remove,
.driver = {
.name = "qcs404-turingcc",
.of_match_table = turingcc_match_table,
--
2.30.2
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