diff options
| author | Yang Wang <kevinyang.wang@amd.com> | 2024-03-26 16:54:03 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-04-09 21:48:40 -0400 |
| commit | 2ea6f4d94d0d215798eb1a623f43e5e0fb526f4a (patch) | |
| tree | 7c8efdd15813c43a68a2bd6677083b52d5feccb3 /drivers/gpu/drm/amd/pm/amdgpu_pm.c | |
| parent | d7f1487643552f18d1855474eba54a8ff3655935 (diff) | |
drm/amdgpu: make amdgpu device attr_update() function more efficient
v1:
add a new enumeration type to identify device attribute node,
this method is relatively more efficient compared with 'strcmp' in
update_attr() function.
v2:
rename device_attr_type to device_attr_id.
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Ma Jun <majun@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/amdgpu_pm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/amdgpu_pm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index 85e935556d7d..b410df28ccb2 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -2226,16 +2226,16 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_ uint32_t mask, enum amdgpu_device_attr_states *states) { struct device_attribute *dev_attr = &attr->dev_attr; + enum amdgpu_device_attr_id attr_id = attr->attr_id; uint32_t mp1_ver = amdgpu_ip_version(adev, MP1_HWIP, 0); uint32_t gc_ver = amdgpu_ip_version(adev, GC_HWIP, 0); - const char *attr_name = dev_attr->attr.name; if (!(attr->flags & mask)) { *states = ATTR_STATE_UNSUPPORTED; return 0; } -#define DEVICE_ATTR_IS(_name) (!strcmp(attr_name, #_name)) +#define DEVICE_ATTR_IS(_name) (attr_id == device_attr_id__##_name) if (DEVICE_ATTR_IS(pp_dpm_socclk)) { if (gc_ver < IP_VERSION(9, 0, 0)) |