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Documentation/amdgpu: Add FRU attribute details 

Add documentation for the newly added manufacturer and fru_id attributes
in sysfs.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar 2023-10-04 18:46:06 +05:30 committed by Alex Deucher
parent ac6b1f275f
commit b3e73b5a8f
2 changed files with 31 additions and 0 deletions
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12
Documentation/gpu/amdgpu/driver-misc.rst
View File

@ -26,6 +26,18 @@ serial_number
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
:doc: serial_number
fru_id
-------------
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
:doc: fru_id
manufacturer
-------------
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
:doc: manufacturer
unique_id
---------

19
drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
View File

@ -321,6 +321,16 @@ static ssize_t amdgpu_fru_serial_number_show(struct device *dev,
static DEVICE_ATTR(serial_number, 0444, amdgpu_fru_serial_number_show, NULL);
/**
* DOC: fru_id
*
* The amdgpu driver provides a sysfs API for reporting FRU File Id
* for the device.
* The file fru_id is used for this and returns the File Id value
* as returned from the FRU.
* NOTE: This is only available for certain server cards
*/
static ssize_t amdgpu_fru_id_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@ -332,6 +342,15 @@ static ssize_t amdgpu_fru_id_show(struct device *dev,
static DEVICE_ATTR(fru_id, 0444, amdgpu_fru_id_show, NULL);
/**
* DOC: manufacturer
*
* The amdgpu driver provides a sysfs API for reporting manufacturer name from
* FRU information.
* The file manufacturer returns the value as returned from the FRU.
* NOTE: This is only available for certain server cards
*/
static ssize_t amdgpu_fru_manufacturer_name_show(struct device *dev,
struct device_attribute *attr,
char *buf)