diff mbox series

[v2,3/7] platform/x86: Create static func to handle platdev

Message ID 20231220165528.1351200-4-suma.hegde@amd.com (mailing list archive)
State Changes Requested, archived
Headers show
Series platform/x86: Add ACPI probing support for HSMP | expand

Commit Message

Suma Hegde Dec. 20, 2023, 4:55 p.m. UTC
Create a static function and call platform device alloc and add device,
which will simplify handling acpi and plat device probing.

Signed-off-by: Suma Hegde <suma.hegde@amd.com>
Signed-off-by: Naveen Krishna Chatradhi <nchatrad@amd.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>

Changes since v1:
1. Replace -1 with PLATFORM_DEVID_NONE in platform_device_alloc()
2. Add "Reviewed-by: Hans de Goede <hdegoede@redhat.com>"

---
 drivers/platform/x86/amd/hsmp.c | 33 ++++++++++++++++++---------------
 1 file changed, 18 insertions(+), 15 deletions(-)

Comments

Ilpo Järvinen Dec. 20, 2023, 5:08 p.m. UTC | #1
On Wed, 20 Dec 2023, Suma Hegde wrote:

> Create a static function and call platform device alloc and add device,
> which will simplify handling acpi and plat device probing.
> 
> Signed-off-by: Suma Hegde <suma.hegde@amd.com>
> Signed-off-by: Naveen Krishna Chatradhi <nchatrad@amd.com>
> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
> 
> Changes since v1:
> 1. Replace -1 with PLATFORM_DEVID_NONE in platform_device_alloc()
> 2. Add "Reviewed-by: Hans de Goede <hdegoede@redhat.com>"
> 
> ---
>  drivers/platform/x86/amd/hsmp.c | 33 ++++++++++++++++++---------------
>  1 file changed, 18 insertions(+), 15 deletions(-)
> 
> diff --git a/drivers/platform/x86/amd/hsmp.c b/drivers/platform/x86/amd/hsmp.c
> index 1a2abe4460f9..e3354683b138 100644
> --- a/drivers/platform/x86/amd/hsmp.c
> +++ b/drivers/platform/x86/amd/hsmp.c
> @@ -551,6 +551,21 @@ static struct platform_driver amd_hsmp_driver = {
>  
>  static struct platform_device *amd_hsmp_platdev;
>  
> +static int hsmp_plat_dev_register(void)
> +{
> +	int ret;
> +
> +	amd_hsmp_platdev = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
> +	if (!amd_hsmp_platdev)
> +		return -ENOMEM;
> +
> +	ret = platform_device_add(amd_hsmp_platdev);
> +	if (ret)
> +		platform_device_put(amd_hsmp_platdev);
> +
> +	return ret;
> +}
> +
>  static int __init hsmp_plt_init(void)
>  {
>  	int ret = -ENODEV;
> @@ -573,22 +588,10 @@ static int __init hsmp_plt_init(void)
>  	if (ret)
>  		return ret;
>  
> -	amd_hsmp_platdev = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
> -	if (!amd_hsmp_platdev) {
> -		ret = -ENOMEM;
> -		goto drv_unregister;
> -	}
> -
> -	ret = platform_device_add(amd_hsmp_platdev);
> -	if (ret) {
> -		platform_device_put(amd_hsmp_platdev);
> -		goto drv_unregister;
> -	}
> -
> -	return 0;
> +	ret = hsmp_plat_dev_register();
> +	if (ret)
> +		platform_driver_unregister(&amd_hsmp_driver);
>  
> -drv_unregister:
> -	platform_driver_unregister(&amd_hsmp_driver);
>  	return ret;
>  }
>  
> 

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
diff mbox series

Patch

diff --git a/drivers/platform/x86/amd/hsmp.c b/drivers/platform/x86/amd/hsmp.c
index 1a2abe4460f9..e3354683b138 100644
--- a/drivers/platform/x86/amd/hsmp.c
+++ b/drivers/platform/x86/amd/hsmp.c
@@ -551,6 +551,21 @@  static struct platform_driver amd_hsmp_driver = {
 
 static struct platform_device *amd_hsmp_platdev;
 
+static int hsmp_plat_dev_register(void)
+{
+	int ret;
+
+	amd_hsmp_platdev = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
+	if (!amd_hsmp_platdev)
+		return -ENOMEM;
+
+	ret = platform_device_add(amd_hsmp_platdev);
+	if (ret)
+		platform_device_put(amd_hsmp_platdev);
+
+	return ret;
+}
+
 static int __init hsmp_plt_init(void)
 {
 	int ret = -ENODEV;
@@ -573,22 +588,10 @@  static int __init hsmp_plt_init(void)
 	if (ret)
 		return ret;
 
-	amd_hsmp_platdev = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
-	if (!amd_hsmp_platdev) {
-		ret = -ENOMEM;
-		goto drv_unregister;
-	}
-
-	ret = platform_device_add(amd_hsmp_platdev);
-	if (ret) {
-		platform_device_put(amd_hsmp_platdev);
-		goto drv_unregister;
-	}
-
-	return 0;
+	ret = hsmp_plat_dev_register();
+	if (ret)
+		platform_driver_unregister(&amd_hsmp_driver);
 
-drv_unregister:
-	platform_driver_unregister(&amd_hsmp_driver);
 	return ret;
 }