Re: [PATCH v1 1/1] ASoC: SOF: Intel: bdw: remove duplicating driver data retrieval

From: Péter Ujfalusi
Date: Tue Jul 05 2022 - 08:16:22 EST




On 04/07/2022 19:19, Andy Shevchenko wrote:
> On Mon, Jul 04, 2022 at 10:31:48AM +0300, Péter Ujfalusi wrote:
>> On 03/07/2022 17:35, Andy Shevchenko wrote:
>
> ...
>
>> + return sof_acpi_probe(pdev, (const struct sof_dev_desc *)id->driver_data);
>> }
>
>> We don't use the desc in sof_broadwell_probe(), so we can just pass the id->driver_data
>
> I prefer not to cast inside the function parameters when it's not about POD.

Fair enough.

How about assigning desc before it is used?

diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c
index 26df780c702e..a446154f2803 100644
--- a/sound/soc/sof/intel/bdw.c
+++ b/sound/soc/sof/intel/bdw.c
@@ -681,11 +681,8 @@ static int sof_broadwell_probe(struct platform_device *pdev)
return -ENODEV;
}

- desc = device_get_match_data(dev);
- if (!desc)
- return -ENODEV;
-
- return sof_acpi_probe(pdev, device_get_match_data(dev));
+ desc = (const struct sof_dev_desc *)id->driver_data;
+ return sof_acpi_probe(pdev, desc);
}

/* acpi_driver definition */



--
Péter