[PATCH v2 2/5] drm/msm: unregister devfreq upon clean up

[Jordan Crouse]

On Mon, Aug 27, 2018 at 12:47:17PM +0530, Sharat Masetty wrote:
> Call the devfreq_remove_device() API to remove the GPU devfreq instance
> during GPU driver cleanup.
> 
> Signed-off-by: Sharat Masetty <smasetty at codeaurora.org>
> ---
>  drivers/gpu/drm/msm/msm_gpu.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
> index 04f9604..8d6bc0c 100644
> --- a/drivers/gpu/drm/msm/msm_gpu.c
> +++ b/drivers/gpu/drm/msm/msm_gpu.c
> @@ -970,6 +970,8 @@ void msm_gpu_cleanup(struct msm_gpu *gpu)
>  
>  	WARN_ON(!list_empty(&gpu->active_list));
>  
> +	devm_devfreq_remove_device(&gpu->pdev->dev, gpu->devfreq.devfreq);
> +

Sorry, I don't think I made myself clear. We should use devm_devfreq_add_device
during initialization so that we don't need to do a devfreq_remove_device during
cleanup. This will still be a one line patch but in a different location.

Jordan

>  	for (i = 0; i < ARRAY_SIZE(gpu->rb); i++) {
>  		msm_ringbuffer_destroy(gpu->rb[i]);
>  		gpu->rb[i] = NULL;
> -- 
> 1.9.1
> 

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