Commit 4798db85 authored by Lijo Lazar's avatar Lijo Lazar Committed by Alex Deucher
Browse files

Documentation/amdgpu: Add board info details 



Add documentation for board info sysfs attribute.

Signed-off-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 76da73f0

Documentation/gpu/amdgpu/driver-misc.rst

+6 −0
Original line number Diff line number Diff line
@@ -32,6 +32,12 @@ unique_id 
.. kernel-doc:: drivers/gpu/drm/amd/pm/amdgpu_pm.c

   :doc: unique_id



board_info

----------



.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

   :doc: board_info



Accelerated Processing Units (APU) Info

---------------------------------------

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+16 −0
Original line number Diff line number Diff line
@@ -162,6 +162,22 @@ static ssize_t amdgpu_device_get_pcie_replay_count(struct device *dev, 
static DEVICE_ATTR(pcie_replay_count, 0444,

		amdgpu_device_get_pcie_replay_count, NULL);



/**

 * DOC: board_info

 *

 * The amdgpu driver provides a sysfs API for giving board related information.

 * It provides the form factor information in the format

 *

 *   type : form factor

 *

 * Possible form factor values

 *

 * - "cem"		- PCIE CEM card

 * - "oam"		- Open Compute Accelerator Module

 * - "unknown"	- Not known

 *

 */



static ssize_t amdgpu_device_get_board_info(struct device *dev,

					    struct device_attribute *attr,

					    char *buf)