1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
From 44479e54e286f77d3164815017516f91fdcd07e5 Mon Sep 17 00:00:00 2001
From: xinhui pan <xinhui.pan@amd.com>
Date: Thu, 21 Mar 2019 15:00:47 +0800
Subject: [PATCH 1679/2940] drm/amdgpu: remove per obj debugfs write
there is ras_control node which can do its job.
Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 42 +------------------------
1 file changed, 1 insertion(+), 41 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 1e243e16c560..469cb6477b8e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -157,50 +157,10 @@ static ssize_t amdgpu_ras_debugfs_read(struct file *f, char __user *buf,
return s;
}
-static ssize_t amdgpu_ras_debugfs_write(struct file *f, const char __user *buf,
- size_t size, loff_t *pos)
-{
- struct ras_manager *obj = (struct ras_manager *)file_inode(f)->i_private;
- struct ras_inject_if info = {
- .head = obj->head,
- };
- ssize_t s = min_t(u64, 64, size);
- char val[64];
- char *str = val;
- memset(val, 0, sizeof(val));
-
- if (*pos)
- return -EINVAL;
-
- if (copy_from_user(str, buf, s))
- return -EINVAL;
-
- /* only care ue/ce for now. */
- if (memcmp(str, "ue", 2) == 0) {
- info.head.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
- str += 2;
- } else if (memcmp(str, "ce", 2) == 0) {
- info.head.type = AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE;
- str += 2;
- }
-
- if (sscanf(str, "0x%llx 0x%llx", &info.address, &info.value) != 2) {
- if (sscanf(str, "%llu %llu", &info.address, &info.value) != 2)
- return -EINVAL;
- }
-
- *pos = s;
-
- if (amdgpu_ras_error_inject(obj->adev, &info))
- return -EINVAL;
-
- return size;
-}
-
static const struct file_operations amdgpu_ras_debugfs_ops = {
.owner = THIS_MODULE,
.read = amdgpu_ras_debugfs_read,
- .write = amdgpu_ras_debugfs_write,
+ .write = NULL,
.llseek = default_llseek
};
--
2.17.1
|
