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habanalabs: show unsupported message for GAUDI 

If a GAUDI device is present in the system, display an error message that
it is not supported by the current kernel.

Reviewed-by: Omer Shpigelman <oshpigelman@habana.ai>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Oded Gabbay 2020-03-21 10:58:32 +02:00
parent 4f0e6ab78a
commit 6966d9e1f2
2 changed files with 13 additions and 2 deletions
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4
drivers/misc/habanalabs/habanalabs.h
View File

@ -424,10 +424,12 @@ struct hl_eq {
* enum hl_asic_type - supported ASIC types.
* @ASIC_INVALID: Invalid ASIC type.
* @ASIC_GOYA: Goya device.
* @ASIC_GAUDI: Gaudi device.
*/
enum hl_asic_type {
ASIC_INVALID,
ASIC_GOYA
ASIC_GOYA,
ASIC_GAUDI
};
struct hl_cs_parser;

11
drivers/misc/habanalabs/habanalabs_drv.c
View File

@ -40,12 +40,13 @@ MODULE_PARM_DESC(reset_on_lockup,
#define PCI_VENDOR_ID_HABANALABS 0x1da3
#define PCI_IDS_GOYA 0x0001
#define PCI_IDS_GAUDI 0x1000
static const struct pci_device_id ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_HABANALABS, PCI_IDS_GOYA), },
{ PCI_DEVICE(PCI_VENDOR_ID_HABANALABS, PCI_IDS_GAUDI), },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, ids);
/*
* get_asic_type - translate device id to asic type
@ -63,6 +64,9 @@ static enum hl_asic_type get_asic_type(u16 device)
case PCI_IDS_GOYA:
asic_type = ASIC_GOYA;
break;
case PCI_IDS_GAUDI:
asic_type = ASIC_GAUDI;
break;
default:
asic_type = ASIC_INVALID;
break;
@ -263,6 +267,11 @@ int create_hdev(struct hl_device **dev, struct pci_dev *pdev,
dev_err(&pdev->dev, "Unsupported ASIC\n");
rc = -ENODEV;
goto free_hdev;
} else if (hdev->asic_type == ASIC_GAUDI) {
dev_err(&pdev->dev,
"GAUDI is not supported by the current kernel\n");
rc = -ENODEV;
goto free_hdev;
}
} else {
hdev->asic_type = asic_type;