Re: [PATCH RESEND v3 07/17] iio: adc: ad7768-1: remove unnecessary locking
From: David Lechner
Date: Thu Feb 20 2025 - 16:31:47 EST
On 2/12/25 12:17 PM, Jonathan Santos wrote:
> The current locking is only preventing a triggered buffer Transfer and a
> debugfs register access from happening at the same time. If a register
> access happens during a buffered read, the action is doomed to fail anyway,
> since we need to write a magic value to exit continuous read mode.
>
> Remove locking from the trigger handler and use
> iio_device_claim_direct_mode() instead in the register access function.
>
> Signed-off-by: Jonathan Santos <Jonathan.Santos@xxxxxxxxxx>
> ---
Reviewed-by: David Lechner <dlechner@xxxxxxxxxxxx>