Re: [PATCH v2 4/4] drm/msm: Inhibit IFPC for state snapshot

[Anna Maniscalco <anna.maniscalco2000@gmail.com>]

On 11/2/26 8:00 PM, Rob Clark wrote:
> We need the GPU to stay awake for this.
>
> Tested-by: Alexander Koskovich <akoskovich@pm.me> # Milos (Nothing Phone 3a)
> Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
> ---
>   drivers/gpu/drm/msm/msm_debugfs.c | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c
> index aa59b28a3392..29209c23fcfa 100644
> --- a/drivers/gpu/drm/msm/msm_debugfs.c
> +++ b/drivers/gpu/drm/msm/msm_debugfs.c
> @@ -81,6 +81,8 @@ static int msm_gpu_open(struct inode *inode, struct file *file)
>   		return -ENOMEM;
>   
>   	scoped_guard (pm_runtime_active, &gpu->pdev->dev) {
> +		guard(ifpc_disable)(gpu);
> +
>   		scoped_cond_guard (mutex_intr, return -EINTR, &gpu->lock) {
>   			msm_gpu_hw_init(gpu);
>   			show_priv->state = gpu->funcs->gpu_state_get(gpu);

Reviewed-by: Anna Maniscalco <anna.maniscalco2000@gmail.com>

Best regards,
-- 
Anna Maniscalco <anna.maniscalco2000@gmail.com>