Commit 52d6bb12 authored by Jack Xiao's avatar Jack Xiao Committed by Alex Deucher
Browse files

drm/amdgpu/mes10.1: allocate mqd buffer 



Allocate mqd buffer preparing 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 1513e24a

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

+37 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include "nv.h"

#include "gc/gc_10_1_0_offset.h"

#include "gc/gc_10_1_0_sh_mask.h"

#include "v10_structs.h"



MODULE_FIRMWARE("amdgpu/navi10_mes.bin");
@@ -375,6 +376,32 @@ static int mes_v10_1_ring_init(struct amdgpu_device *adev) 
	return 0;

}



static int mes_v10_1_mqd_sw_init(struct amdgpu_device *adev)

{

	int r, mqd_size = sizeof(struct v10_compute_mqd);

	struct amdgpu_ring *ring = &adev->mes.ring;



	if (ring->mqd_obj)

		return 0;



	r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,

				    AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,

				    &ring->mqd_gpu_addr, &ring->mqd_ptr);

	if (r) {

		dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);

		return r;

	}



	/* prepare MQD backup */

	adev->mes.mqd_backup = kmalloc(mqd_size, GFP_KERNEL);

	if (!adev->mes.mqd_backup)

		dev_warn(adev->dev,

			 "no memory to create MQD backup for ring %s\n",

			 ring->name);



	return 0;

}



static int mes_v10_1_sw_init(void *handle)

{

	int r;
@@ -390,6 +417,10 @@ static int mes_v10_1_sw_init(void *handle) 
	if (r)

		return r;



	r = mes_v10_1_mqd_sw_init(adev);

	if (r)

		return r;



	return 0;

}
@@ -397,6 +428,12 @@ static int mes_v10_1_sw_fini(void *handle) 
{

	struct amdgpu_device *adev = (struct amdgpu_device *)handle;



	kfree(adev->mes.mqd_backup);



	amdgpu_bo_free_kernel(&adev->mes.ring.mqd_obj,

			      &adev->mes.ring.mqd_gpu_addr,

			      &adev->mes.ring.mqd_ptr);



	amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj,

			      &adev->mes.eop_gpu_addr,

			      NULL);