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cpufreq: kryo: Add module remove and exit

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Add device remove and module exit code to make the driver
functioning as a loadable module.

Fixes: ac28927659 (cpufreq: kryo: allow building as a loadable module)
Signed-off-by: Ilia Lin <ilia.lin@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Ilia Lin 2018-06-17 22:01:46 +02:00 committed by Rafael J. Wysocki
parent ee3dbcf963
commit 5ad7346b4a
1 changed files with 19 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

22
drivers/cpufreq/qcom-cpufreq-kryo.c
View file

@ -42,6 +42,8 @@ enum _msm8996_version {
NUM_OF_MSM8996_VERSIONS, NUM_OF_MSM8996_VERSIONS,
}; };
struct platform_device *cpufreq_dt_pdev, *kryo_cpufreq_pdev;
static enum _msm8996_version __init qcom_cpufreq_kryo_get_msm_id(void) static enum _msm8996_version __init qcom_cpufreq_kryo_get_msm_id(void)
{ {
size_t len; size_t len;
@ -74,7 +76,6 @@ static enum _msm8996_version __init qcom_cpufreq_kryo_get_msm_id(void)
static int qcom_cpufreq_kryo_probe(struct platform_device *pdev) static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
{ {
struct opp_table *opp_tables[NR_CPUS] = {0}; struct opp_table *opp_tables[NR_CPUS] = {0};
struct platform_device *cpufreq_dt_pdev;
enum _msm8996_version msm8996_version; enum _msm8996_version msm8996_version;
struct nvmem_cell *speedbin_nvmem; struct nvmem_cell *speedbin_nvmem;
struct device_node *np; struct device_node *np;
@ -165,8 +166,15 @@ static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
return ret; return ret;
} }
static int qcom_cpufreq_kryo_remove(struct platform_device *pdev)
{
platform_device_unregister(cpufreq_dt_pdev);
return 0;
}
static struct platform_driver qcom_cpufreq_kryo_driver = { static struct platform_driver qcom_cpufreq_kryo_driver = {
.probe = qcom_cpufreq_kryo_probe, .probe = qcom_cpufreq_kryo_probe,
.remove = qcom_cpufreq_kryo_remove,
.driver = { .driver = {
.name = "qcom-cpufreq-kryo", .name = "qcom-cpufreq-kryo",
}, },
@ -201,8 +209,9 @@ static int __init qcom_cpufreq_kryo_init(void)
if (unlikely(ret < 0)) if (unlikely(ret < 0))
return ret; return ret;
ret = PTR_ERR_OR_ZERO(platform_device_register_simple( kryo_cpufreq_pdev = platform_device_register_simple(
"qcom-cpufreq-kryo", -1, NULL, 0)); "qcom-cpufreq-kryo", -1, NULL, 0);
ret = PTR_ERR_OR_ZERO(kryo_cpufreq_pdev);
if (0 == ret) if (0 == ret)
return 0; return 0;
@ -211,5 +220,12 @@ static int __init qcom_cpufreq_kryo_init(void)
} }
module_init(qcom_cpufreq_kryo_init); module_init(qcom_cpufreq_kryo_init);
static void __init qcom_cpufreq_kryo_exit(void)
{
platform_device_unregister(kryo_cpufreq_pdev);
platform_driver_unregister(&qcom_cpufreq_kryo_driver);
}
module_exit(qcom_cpufreq_kryo_exit);
MODULE_DESCRIPTION("Qualcomm Technologies, Inc. Kryo CPUfreq driver"); MODULE_DESCRIPTION("Qualcomm Technologies, Inc. Kryo CPUfreq driver");
MODULE_LICENSE("GPL v2"); MODULE_LICENSE("GPL v2");