Hi

Am 30.04.20 um 11:22 schrieb Sam Ravnborg:
> 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 <tzimmermann@suse.de>
> 
> Don't you miss:
> 
> Reported-by:
> Tested-by:

Waiting for the reporter's ok.

> Fixes:

Indeed. :(

Best regards
Thomas

> ???
> 
> 	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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-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer