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drm/amdgpu: add mes_kiq module parameter v2

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mes_kiq parameter is used to enable mes kiq pipe.
This module parameter is unneccessary or enabled by default
in final version.

v2: reword commit message.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao 2021-04-14 16:04:31 +08:00 committed by Alex Deucher
parent 3a42c7f38b
commit 928fe236c0
3 changed files with 19 additions and 2 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View file

@ -208,6 +208,7 @@ extern int amdgpu_async_gfx_ring;
extern int amdgpu_mcbp;
extern int amdgpu_discovery;
extern int amdgpu_mes;
extern int amdgpu_mes_kiq;
extern int amdgpu_noretry;
extern int amdgpu_force_asic_type;
extern int amdgpu_smartshift_bias;
@ -940,6 +941,7 @@ struct amdgpu_device {
/* mes */
bool enable_mes;
bool enable_mes_kiq;
struct amdgpu_mes mes;
struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM];

9
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View file

@ -3670,8 +3670,13 @@ int amdgpu_device_init(struct amdgpu_device *adev,
if (amdgpu_mcbp)
DRM_INFO("MCBP is enabled\n");
if (amdgpu_mes && adev->asic_type >= CHIP_NAVI10)
adev->enable_mes = true;
if (adev->asic_type >= CHIP_NAVI10) {
if (amdgpu_mes || amdgpu_mes_kiq)
adev->enable_mes = true;
if (amdgpu_mes_kiq)
adev->enable_mes_kiq = true;
}
/*
* Reset domain needs to be present early, before XGMI hive discovered

10
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View file

@ -171,6 +171,7 @@ int amdgpu_async_gfx_ring = 1;
int amdgpu_mcbp;
int amdgpu_discovery = -1;
int amdgpu_mes;
int amdgpu_mes_kiq;
int amdgpu_noretry = -1;
int amdgpu_force_asic_type = -1;
int amdgpu_tmz = -1; /* auto */
@ -636,6 +637,15 @@ MODULE_PARM_DESC(mes,
"Enable Micro Engine Scheduler (0 = disabled (default), 1 = enabled)");
module_param_named(mes, amdgpu_mes, int, 0444);
/**
* DOC: mes_kiq (int)
* Enable Micro Engine Scheduler KIQ. This is a new engine pipe for kiq.
* (0 = disabled (default), 1 = enabled)
*/
MODULE_PARM_DESC(mes_kiq,
"Enable Micro Engine Scheduler KIQ (0 = disabled (default), 1 = enabled)");
module_param_named(mes_kiq, amdgpu_mes_kiq, int, 0444);
/**
* DOC: noretry (int)
* Disable XNACK retry in the SQ by default on GFXv9 hardware. On ASICs that