diff options
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-habanalabs | 6 | ||||
| -rw-r--r-- | drivers/accel/habanalabs/common/habanalabs.h | 3 | ||||
| -rw-r--r-- | drivers/accel/habanalabs/common/sysfs.c | 9 |
3 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-habanalabs b/Documentation/ABI/testing/sysfs-driver-habanalabs index 89fe3b09d4ad..4244f5af4b54 100644 --- a/Documentation/ABI/testing/sysfs-driver-habanalabs +++ b/Documentation/ABI/testing/sysfs-driver-habanalabs @@ -155,6 +155,12 @@ KernelVersion: not yet upstreamed Contact: ogabbay@kernel.org Description: Displays the device's module id +What: /sys/class/accel/accel<n>/device/parent_device +Date: Nov 2023 +KernelVersion: 6.8 +Contact: ttayar@habana.ai +Description: Displays the name of the parent device of the accel device + What: /sys/class/accel/accel<n>/device/pci_addr Date: Jan 2019 KernelVersion: 5.1 diff --git a/drivers/accel/habanalabs/common/habanalabs.h b/drivers/accel/habanalabs/common/habanalabs.h index dd3fe3ddc00a..2a900c9941fe 100644 --- a/drivers/accel/habanalabs/common/habanalabs.h +++ b/drivers/accel/habanalabs/common/habanalabs.h @@ -3521,6 +3521,9 @@ struct hl_device { u8 heartbeat; }; +/* Retrieve PCI device name in case of a PCI device or dev name in simulator */ +#define HL_DEV_NAME(hdev) \ + ((hdev)->pdev ? dev_name(&(hdev)->pdev->dev) : "NA-DEVICE") /** * struct hl_cs_encaps_sig_handle - encapsulated signals handle structure diff --git a/drivers/accel/habanalabs/common/sysfs.c b/drivers/accel/habanalabs/common/sysfs.c index c940c5f1d109..8a9f98832157 100644 --- a/drivers/accel/habanalabs/common/sysfs.c +++ b/drivers/accel/habanalabs/common/sysfs.c @@ -410,6 +410,13 @@ static ssize_t module_id_show(struct device *dev, return sprintf(buf, "%u\n", le32_to_cpu(hdev->asic_prop.cpucp_info.card_location)); } +static ssize_t parent_device_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct hl_device *hdev = dev_get_drvdata(dev); + + return sprintf(buf, "%s\n", HL_DEV_NAME(hdev)); +} + static DEVICE_ATTR_RO(armcp_kernel_ver); static DEVICE_ATTR_RO(armcp_ver); static DEVICE_ATTR_RO(cpld_ver); @@ -430,6 +437,7 @@ static DEVICE_ATTR_RO(uboot_ver); static DEVICE_ATTR_RO(fw_os_ver); static DEVICE_ATTR_RO(security_enabled); static DEVICE_ATTR_RO(module_id); +static DEVICE_ATTR_RO(parent_device); static struct bin_attribute bin_attr_eeprom = { .attr = {.name = "eeprom", .mode = (0444)}, @@ -456,6 +464,7 @@ static struct attribute *hl_dev_attrs[] = { &dev_attr_fw_os_ver.attr, &dev_attr_security_enabled.attr, &dev_attr_module_id.attr, + &dev_attr_parent_device.attr, NULL, }; |