From 4798db85b76a0e2bebe8bb51251c2688b1e8ab93 Mon Sep 17 00:00:00 2001 From: Lijo Lazar Date: Thu, 28 Sep 2023 09:04:11 +0530 Subject: Documentation/amdgpu: Add board info details Add documentation for board info sysfs attribute. Signed-off-by: Lijo Lazar Reviewed-by: Alex Deucher Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 10f1641aede9..27c95bb02411 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -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) -- cgit v1.2.3