Commit 38487284 authored by Jack Xiao's avatar Jack Xiao Committed by Alex Deucher
Browse files

drm/amdgpu/mes: add amdgpu_mes driver parameter 



amdgpu_mes, which is a driver scope parameter, is used
to whether enable mes or not.

MES (Micro Engine Scheduler) is the new on chip hw scheduling
microcontroller.  It can be used to handle queue scheduling and
preemption and priorities.

Acked-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarJack Xiao <Jack.Xiao@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1b61de45

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+1 −0
Original line number Diff line number Diff line
@@ -162,6 +162,7 @@ extern uint amdgpu_ras_mask; 
extern int amdgpu_async_gfx_ring;

extern int amdgpu_mcbp;

extern int amdgpu_discovery;

extern int amdgpu_mes;



#ifdef CONFIG_DRM_AMDGPU_SI

extern int amdgpu_si_support;

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

+5 −0
Original line number Diff line number Diff line
@@ -139,6 +139,7 @@ uint amdgpu_dc_feature_mask = 0; 
int amdgpu_async_gfx_ring = 1;

int amdgpu_mcbp = 0;

int amdgpu_discovery = 0;

int amdgpu_mes = 0;



struct amdgpu_mgpu_info mgpu_info = {

	.mutex = __MUTEX_INITIALIZER(mgpu_info.mutex),
@@ -584,6 +585,10 @@ MODULE_PARM_DESC(discovery, 
	"Allow driver to discover hardware IPs from IP Discovery table at the top of VRAM");

module_param_named(discovery, amdgpu_discovery, int, 0444);



MODULE_PARM_DESC(mes,

	"Enable Micro Engine Scheduler (0 = disabled (default), 1 = enabled)");

module_param_named(mes, amdgpu_mes, int, 0444);



#ifdef CONFIG_HSA_AMD

/**

 * DOC: sched_policy (int)

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