diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c index e476e45b996a..9dfdc08cc887 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c @@ -1816,16 +1816,43 @@ static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev, return sysfs_emit(buf, "%s\n", ctx->vbios_pn); } +static ssize_t amdgpu_atombios_get_vbios_build(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct drm_device *ddev = dev_get_drvdata(dev); + struct amdgpu_device *adev = drm_to_adev(ddev); + struct atom_context *ctx = adev->mode_info.atom_context; + + return sysfs_emit(buf, "%s\n", ctx->build_num); +} + static DEVICE_ATTR(vbios_version, 0444, amdgpu_atombios_get_vbios_version, NULL); +static DEVICE_ATTR(vbios_build, 0444, amdgpu_atombios_get_vbios_build, NULL); static struct attribute *amdgpu_vbios_version_attrs[] = { - &dev_attr_vbios_version.attr, - NULL + &dev_attr_vbios_version.attr, &dev_attr_vbios_build.attr, NULL }; +static umode_t amdgpu_vbios_version_attrs_is_visible(struct kobject *kobj, + struct attribute *attr, + int index) +{ + struct device *dev = kobj_to_dev(kobj); + struct drm_device *ddev = dev_get_drvdata(dev); + struct amdgpu_device *adev = drm_to_adev(ddev); + struct atom_context *ctx = adev->mode_info.atom_context; + + if (attr == &dev_attr_vbios_build.attr && !strlen(ctx->build_num)) + return 0; + + return attr->mode; +} + const struct attribute_group amdgpu_vbios_version_attr_group = { - .attrs = amdgpu_vbios_version_attrs + .attrs = amdgpu_vbios_version_attrs, + .is_visible = amdgpu_vbios_version_attrs_is_visible, }; int amdgpu_atombios_sysfs_init(struct amdgpu_device *adev) |