xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c (revision 1ac731c529cd4d6adbce134754b51ff7d822b145)
1 /*
2  * Copyright 2023 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 #include "amdgpu.h"
24 #include "amdgpu_ras.h"
25 
amdgpu_hdp_ras_sw_init(struct amdgpu_device * adev)26 int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev)
27 {
28 	int err;
29 	struct amdgpu_hdp_ras *ras;
30 
31 	if (!adev->hdp.ras)
32 		return 0;
33 
34 	ras = adev->hdp.ras;
35 	err = amdgpu_ras_register_ras_block(adev, &ras->ras_block);
36 	if (err) {
37 		dev_err(adev->dev, "Failed to register hdp ras block!\n");
38 		return err;
39 	}
40 
41 	strcpy(ras->ras_block.ras_comm.name, "hdp");
42 	ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__HDP;
43 	ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
44 	adev->hdp.ras_if = &ras->ras_block.ras_comm;
45 
46 	/* hdp ras follows amdgpu_ras_block_late_init_default for late init */
47 	return 0;
48 }
49