diff options
| author | Jack Xiao <Jack.Xiao@amd.com> | 2019-06-06 10:55:23 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-07-01 01:59:07 -0400 |
| commit | 11f6f11da03778d68260ab24d63aa991dd003694 (patch) | |
| tree | 8865bb818ab2771b6137eb197e383c6fe1096a74 /drivers/gpu/drm/amd/amdgpu/mes_v10_1.c | |
| parent | 3bbd31e0f4eb61e20f3f9da0509df8f397e00a3d (diff) | |
| download | linux-11f6f11da03778d68260ab24d63aa991dd003694.tar.bz2 | |
drm/amdgpu/mes10.1: allocate the eop buffer
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mes_v10_1.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mes_v10_1.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c index 29fab7984855..7970107be532 100644 --- a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c +++ b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c @@ -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; |