Commit efb426d5 authored by xinhui pan's avatar xinhui pan Committed by Alex Deucher
Browse files

drm/amdgpu: ras injection use gpu address 



injection need a valid gpu address.

Signed-off-by: default avatarxinhui pan <xinhui.pan@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 91c1ead6

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

+16 −0
Original line number Diff line number Diff line
@@ -128,6 +128,12 @@ const char *ras_block_string[] = { 
#define AMDGPU_RAS_FLAG_INIT_NEED_RESET		2

#define RAS_DEFAULT_FLAGS (AMDGPU_RAS_FLAG_INIT_BY_VBIOS)



static int amdgpu_ras_reserve_vram(struct amdgpu_device *adev,

		uint64_t offset, uint64_t size,

		struct amdgpu_bo **bo_ptr);

static int amdgpu_ras_release_vram(struct amdgpu_device *adev,

		struct amdgpu_bo **bo_ptr);



static void amdgpu_ras_self_test(struct amdgpu_device *adev)

{

	/* TODO */
@@ -307,6 +313,7 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f, const char __user * 
{

	struct amdgpu_device *adev = (struct amdgpu_device *)file_inode(f)->i_private;

	struct ras_debug_if data;

	struct amdgpu_bo *bo;

	int ret = 0;



	ret = amdgpu_ras_debugfs_ctrl_parse_data(f, buf, size, pos, &data);
@@ -324,7 +331,16 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f, const char __user * 
		ret = amdgpu_ras_feature_enable(adev, &data.head, 1);

		break;

	case 2:

		ret = amdgpu_ras_reserve_vram(adev,

				data.inject.address, PAGE_SIZE, &bo);

		/* This address might be used already on failure. In fact we can

		 * perform an injection in such case.

		 */

		if (ret)

			break;

		data.inject.address = amdgpu_bo_gpu_offset(bo);

		ret = amdgpu_ras_error_inject(adev, &data.inject);

		amdgpu_ras_release_vram(adev, &bo);

		break;

	default:

		ret = -EINVAL;