Hi Thomas.
On Thu, Apr 30, 2020 at 11:13:30AM +0200, Thomas Zimmermann wrote:
> Suspending failed because there's no mode if the CRTC is being
> disabled. Early-out in this case. This fixes runtime PM for ast.
>
> Signed-off-by: Thomas Zimmermann <[email protected]>
Don't you miss:
Reported-by:
Tested-by:
Fixes:
???
Sam
> ---
> drivers/gpu/drm/ast/ast_mode.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
> index 7a9f20a2fd303..089b7d9a0cf3f 100644
> --- a/drivers/gpu/drm/ast/ast_mode.c
> +++ b/drivers/gpu/drm/ast/ast_mode.c
> @@ -801,6 +801,9 @@ static int ast_crtc_helper_atomic_check(struct drm_crtc
> *crtc,
> return -EINVAL;
> }
>
> + if (!state->enable)
> + return 0; /* no checks required if CRTC is being disabled */
> +
> ast_state = to_ast_crtc_state(state);
>
> format = ast_state->format;
> --
> 2.26.0
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