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Commit 88079006 authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: wake up scheduler only when neccessary 



Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarJammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
parent 062c7fb3

drivers/gpu/drm/amd/scheduler/gpu_scheduler.c

+12 −1
Original line number Diff line number Diff line
@@ -27,6 +27,8 @@ 
#include <drm/drmP.h>

#include "gpu_scheduler.h"



static void amd_sched_wakeup(struct amd_gpu_scheduler *sched);



/* Initialize a given run queue struct */

static void amd_sched_rq_init(struct amd_sched_rq *rq)

{
@@ -209,7 +211,7 @@ static bool amd_sched_entity_in(struct amd_sched_job *job) 


	/* first job wakes up scheduler */

	if (first)

		wake_up_interruptible(&job->sched->wait_queue);

		amd_sched_wakeup(job->sched);



	return added;

}
@@ -249,6 +251,15 @@ static bool amd_sched_ready(struct amd_gpu_scheduler *sched) 
		sched->hw_submission_limit;

}



/**

 * Wake up the scheduler when it is ready

 */

static void amd_sched_wakeup(struct amd_gpu_scheduler *sched)

{

	if (amd_sched_ready(sched))

		wake_up_interruptible(&sched->wait_queue);

}



/**

 * Select next entity containing real IB submissions

*/