[PATCH xf86-video-amdgpu 2/2] Wait for pending flips in drmmode_output_set_tear_free

[Michel Dänzer]

On 2018-04-26 08:48 PM, Samuel Li wrote:
> On 2018-04-26 11:58 AM, Michel Dänzer wrote:
>> From: Michel Dänzer <michel.daenzer at amd.com>
>>
>> This prevents a nested call to drmHandleEvent, which would hang.
>>
>> Fixes hangs when disabling TearFree on a CRTC while a DRI3 client is
>> page flipping.
>>
>> Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
>> ---
>>  src/drmmode_display.c | 9 +++++++++
>>  1 file changed, 9 insertions(+)
>>
>> diff --git a/src/drmmode_display.c b/src/drmmode_display.c
>> index cf1e5d1f1..4fac645b9 100644
>> --- a/src/drmmode_display.c
>> +++ b/src/drmmode_display.c
>> @@ -1750,6 +1750,15 @@ drmmode_output_set_tear_free(AMDGPUEntPtr pAMDGPUEnt,
>>  	drmmode_output->tear_free = tear_free;
>>  
>>  	if (crtc) {
>> +		drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
>> +
>> +		/* Wait for pending flips before drmmode_set_mode_major calls 
> Trailing white space.
> Otherwise the two patches are 
> 	Reviewed-by: Samuel Li <Samuel.Li at amd.com> 

Thanks Sam! I removed the trailing white space before pushing.


-- 
Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer