leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/amdgpu/mes10.1: allocate the eop buffer

Browse Source 
eop buffer will be used for mes queue setup.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@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 2019-06-06 10:55:23 +08:00 committed by Alex Deucher
parent 3bbd31e0f4
commit 11f6f11da0
1 changed files with 33 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
View File

@ -31,6 +31,8 @@
MODULE_FIRMWARE("amdgpu/navi10_mes.bin");
#define MES_EOP_SIZE 2048
static int mes_v10_1_add_hw_queue(struct amdgpu_mes *mes,
struct mes_add_queue_input *input)
{
@ -283,6 +285,29 @@ static int mes_v10_1_load_microcode(struct amdgpu_device *adev)
return 0;
}
static int mes_v10_1_allocate_eop_buf(struct amdgpu_device *adev)
{
int r;
u32 *eop;
r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT,
&adev->mes.eop_gpu_obj,
&adev->mes.eop_gpu_addr,
(void **)&eop);
if (r) {
dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
return r;
}
memset(eop, 0, adev->mes.eop_gpu_obj->tbo.mem.size);
amdgpu_bo_kunmap(adev->mes.eop_gpu_obj);
amdgpu_bo_unreserve(adev->mes.eop_gpu_obj);
return 0;
}
static int mes_v10_1_sw_init(void *handle)
{
int r;
@ -292,6 +317,10 @@ static int mes_v10_1_sw_init(void *handle)
if (r)
return r;
r = mes_v10_1_allocate_eop_buf(adev);
if (r)
return r;
return 0;
}
@ -299,6 +328,10 @@ static int mes_v10_1_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj,
&adev->mes.eop_gpu_addr,
NULL);
mes_v10_1_free_microcode(adev);
return 0;