Commit 11f6f11d authored by Jack Xiao's avatar Jack Xiao Committed by Alex Deucher
Browse files

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



eop buffer will be used for mes queue setup.

Signed-off-by: default avatarJack Xiao <Jack.Xiao@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3bbd31e0

drivers/gpu/drm/amd/amdgpu/mes_v10_1.c

+33 −0
Original line number Diff line number Diff line
@@ -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;