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drm/amdgpu: add amdgpu_umsch_mm module parameter

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Enable Multi Media User Mode Scheduler
(0 = disabled (default), 1 = enabled).

Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Veerabadhran Gopalakrishnan <Veerabadhran.Gopalakrishnan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lang Yu 2023-06-03 17:41:20 +08:00 committed by Alex Deucher
parent 822f780829
commit eebb06d121
3 changed files with 15 additions and 2 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -244,6 +244,7 @@ extern int amdgpu_num_kcq;
#define AMDGPU_VCNFW_LOG_SIZE (32 * 1024)
extern int amdgpu_vcnfw_log;
extern int amdgpu_sg_display;
extern int amdgpu_umsch_mm;
extern int amdgpu_user_partt_mode;

6
drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
View File

@ -2164,8 +2164,10 @@ static int amdgpu_discovery_set_umsch_mm_ip_blocks(struct amdgpu_device *adev)
{
switch (adev->ip_versions[VCN_HWIP][0]) {
case IP_VERSION(4, 0, 5):
amdgpu_device_ip_block_add(adev, &umsch_mm_v4_0_ip_block);
adev->enable_umsch_mm = true;
if (amdgpu_umsch_mm & 0x1) {
amdgpu_device_ip_block_add(adev, &umsch_mm_v4_0_ip_block);
adev->enable_umsch_mm = true;
}
break;
default:
break;

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

@ -194,6 +194,7 @@ int amdgpu_use_xgmi_p2p = 1;
int amdgpu_vcnfw_log;
int amdgpu_sg_display = -1; /* auto */
int amdgpu_user_partt_mode = AMDGPU_AUTO_COMPUTE_PARTITION_MODE;
int amdgpu_umsch_mm;
static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work);
@ -907,6 +908,15 @@ module_param_named(vcnfw_log, amdgpu_vcnfw_log, int, 0444);
MODULE_PARM_DESC(sg_display, "S/G Display (-1 = auto (default), 0 = disable)");
module_param_named(sg_display, amdgpu_sg_display, int, 0444);
/**
* DOC: umsch_mm (int)
* Enable Multi Media User Mode Scheduler. This is a HW scheduling engine for VCN and VPE.
* (0 = disabled (default), 1 = enabled)
*/
MODULE_PARM_DESC(umsch_mm,
"Enable Multi Media User Mode Scheduler (0 = disabled (default), 1 = enabled)");
module_param_named(umsch_mm, amdgpu_umsch_mm, int, 0444);
/**
* DOC: smu_pptable_id (int)
* Used to override pptable id. id = 0 use VBIOS pptable.