add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/gpu/arm/midgard/backend/gpu/mali_kbase_devfreq.c
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@@ -51,7 +51,7 @@
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 static struct devfreq_simple_ondemand_data ondemand_data;
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 static struct monitor_dev_profile mali_mdevp = {
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-	.type = MONITOR_TPYE_DEV,
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+	.type = MONITOR_TYPE_DEV,
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 	.low_temp_adjust = rockchip_monitor_dev_low_temp_adjust,
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 	.high_temp_adjust = rockchip_monitor_dev_high_temp_adjust,
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 };
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@@ -241,16 +241,24 @@
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 static void kbase_devfreq_term_freq_table(struct kbase_device *kbdev)
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 {
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-	struct devfreq_dev_profile *dp = kbdev->devfreq->profile;
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+	struct devfreq_dev_profile *dp = &kbdev->devfreq_profile;
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 	kfree(dp->freq_table);
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+	dp->freq_table = NULL;
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+}
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+
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+static void kbase_devfreq_term_core_mask_table(struct kbase_device *kbdev)
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+{
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+	kfree(kbdev->opp_table);
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+	kbdev->opp_table = NULL;
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 }
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 static void kbase_devfreq_exit(struct device *dev)
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 {
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 	struct kbase_device *kbdev = dev_get_drvdata(dev);
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-	kbase_devfreq_term_freq_table(kbdev);
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+	if (kbdev)
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+		kbase_devfreq_term_freq_table(kbdev);
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 }
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 static int kbase_devfreq_init_core_mask_table(struct kbase_device *kbdev)
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@@ -358,7 +366,7 @@
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 	err = kbase_devfreq_init_core_mask_table(kbdev);
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 	if (err)
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-		return err;
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+		goto init_core_mask_table_failed;
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 	of_property_read_u32(np, "upthreshold",
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 			     &ondemand_data.upthreshold);
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@@ -368,8 +376,10 @@
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 	kbdev->devfreq = devfreq_add_device(kbdev->dev, dp,
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 				"simple_ondemand", &ondemand_data);
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 	if (IS_ERR(kbdev->devfreq)) {
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-		kbase_devfreq_term_freq_table(kbdev);
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-		return PTR_ERR(kbdev->devfreq);
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+		err = PTR_ERR(kbdev->devfreq);
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+		kbdev->devfreq = NULL;
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+		dev_err(kbdev->dev, "Fail to add devfreq device(%d)", err);
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+		goto devfreq_add_dev_failed;
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 	}
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 	/* devfreq_add_device only copies a few of kbdev->dev's fields, so
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@@ -429,6 +439,12 @@
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 	else
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 		kbdev->devfreq = NULL;
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+devfreq_add_dev_failed:
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+	kbase_devfreq_term_core_mask_table(kbdev);
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+
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+init_core_mask_table_failed:
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+	kbase_devfreq_term_freq_table(kbdev);
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+
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 	return err;
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 }
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@@ -454,5 +470,5 @@
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 	else
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 		kbdev->devfreq = NULL;
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-	kfree(kbdev->opp_table);
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+	kbase_devfreq_term_core_mask_table(kbdev);
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 }