diff options
| author | Ofir Bitton <obitton@habana.ai> | 2021-12-12 16:46:21 +0100 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2021-12-26 07:59:09 +0100 |
| commit | 9993f27de104d8d0f83c332ec5bc7642de20fae4 (patch) | |
| tree | d3cb316a0c6d6add29d27b8a140564cf46edeb39 /drivers/misc | |
| parent | habanalabs: sysfs support for two infineon versions (diff) | |
| download | linux-9993f27de104d8d0f83c332ec5bc7642de20fae4.tar.xz linux-9993f27de104d8d0f83c332ec5bc7642de20fae4.zip | |
habanalabs: expose soft reset sysfs nodes for inference ASIC
As we allow soft-reset to be performed only on inference devices,
having the sysfs nodes may cause a confusion. Hence, we remove those
nodes on training ASICs.
Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/habanalabs/common/sysfs.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/misc/habanalabs/common/sysfs.c b/drivers/misc/habanalabs/common/sysfs.c index 6f575032f675..2f6de734ce37 100644 --- a/drivers/misc/habanalabs/common/sysfs.c +++ b/drivers/misc/habanalabs/common/sysfs.c @@ -424,8 +424,6 @@ static struct attribute *hl_dev_attrs[] = { &dev_attr_max_power.attr, &dev_attr_pci_addr.attr, &dev_attr_preboot_btl_ver.attr, - &dev_attr_soft_reset.attr, - &dev_attr_soft_reset_cnt.attr, &dev_attr_status.attr, &dev_attr_thermal_ver.attr, &dev_attr_uboot_ver.attr, @@ -450,6 +448,21 @@ static const struct attribute_group *hl_dev_attr_groups[] = { NULL, }; +static struct attribute *hl_dev_inference_attrs[] = { + &dev_attr_soft_reset.attr, + &dev_attr_soft_reset_cnt.attr, + NULL, +}; + +static struct attribute_group hl_dev_inference_attr_group = { + .attrs = hl_dev_inference_attrs, +}; + +static const struct attribute_group *hl_dev_inference_attr_groups[] = { + &hl_dev_inference_attr_group, + NULL, +}; + int hl_sysfs_init(struct hl_device *hdev) { int rc; @@ -465,10 +478,25 @@ int hl_sysfs_init(struct hl_device *hdev) return rc; } + if (!hdev->allow_inference_soft_reset) + return 0; + + rc = device_add_groups(hdev->dev, hl_dev_inference_attr_groups); + if (rc) { + dev_err(hdev->dev, + "Failed to add groups to device, error %d\n", rc); + return rc; + } + return 0; } void hl_sysfs_fini(struct hl_device *hdev) { device_remove_groups(hdev->dev, hl_dev_attr_groups); + + if (!hdev->allow_inference_soft_reset) + return; + + device_remove_groups(hdev->dev, hl_dev_inference_attr_groups); } |