Re: [PATCH v3] soc: ti: knav_qmss_queue: free resources in remove callback

Nishanth Menon
2026-05-06T14:04:07Z

On 02:46-20260506, Md Shofiqul Islam wrote:
> Implement the TODO in knav_queue_remove() by stopping PDSPs and
> freeing queue regions and queue ranges before disabling runtime PM,
> mirroring the cleanup performed in the probe error path.
>
> This ensures resources are released on driver unbind and avoids
> leaking queue/region state.

Missing Signed-off-by -> please run checkpatch --strict.

ERROR: Missing Signed-off-by: line by nominal patch author 'Md Shofiqul Islam <shofiqtest@gmail.com>'

> ---
> drivers/soc/ti/knav_qmss_queue.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
> index 86d7a9c9a..8d8245352 100644
> --- a/drivers/soc/ti/knav_qmss_queue.c
> +++ b/drivers/soc/ti/knav_qmss_queue.c
> @@ -1873,7 +1873,11 @@ static int knav_queue_probe(struct platform_device *pdev)
>
> static void knav_queue_remove(struct platform_device *pdev)
> {
> - /* TODO: Free resources */
> + struct knav_device *kdev = platform_get_drvdata(pdev);
> +
I suggest adding:
device_ready = false;
> + knav_queue_stop_pdsps(kdev);
> + knav_queue_free_regions(kdev);
> + knav_free_queue_ranges(kdev);
> pm_runtime_put_sync(&pdev->dev);
> pm_runtime_disable(&pdev->dev);
> }
> --
> 2.51.1
>

--
Regards,
Nishanth Menon
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