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accel/habanalabs: add support for Gaudi2C device

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Gaudi2 with PCI revision ID with the value of '3' represents Gaudi2C
device and should be detected and initialized as Gaudi2.

Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Oded Gabbay 2023-10-30 12:23:57 +02:00
parent e8bc0c1b1b
commit 42422993cf
6 changed files with 13 additions and 0 deletions
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3
drivers/accel/habanalabs/common/device.c
View File

@ -853,6 +853,9 @@ static int device_early_init(struct hl_device *hdev)
gaudi2_set_asic_funcs(hdev);
strscpy(hdev->asic_name, "GAUDI2B", sizeof(hdev->asic_name));
break;
case ASIC_GAUDI2C:
gaudi2_set_asic_funcs(hdev);
strscpy(hdev->asic_name, "GAUDI2C", sizeof(hdev->asic_name));
break;
default:
dev_err(hdev->dev, "Unrecognized ASIC type %d\n",

2
drivers/accel/habanalabs/common/habanalabs.h
View File

@ -1262,6 +1262,7 @@ struct hl_dec {
* @ASIC_GAUDI_SEC: Gaudi secured device (HL-2000).
* @ASIC_GAUDI2: Gaudi2 device.
* @ASIC_GAUDI2B: Gaudi2B device.
* @ASIC_GAUDI2C: Gaudi2C device.
*/
enum hl_asic_type {
ASIC_INVALID,
@ -1270,6 +1271,7 @@ enum hl_asic_type {
ASIC_GAUDI_SEC,
ASIC_GAUDI2,
ASIC_GAUDI2B,
ASIC_GAUDI2C,
};
struct hl_cs_parser;

3
drivers/accel/habanalabs/common/habanalabs_drv.c
View File

@ -141,6 +141,9 @@ static enum hl_asic_type get_asic_type(struct hl_device *hdev)
case REV_ID_B:
asic_type = ASIC_GAUDI2B;
break;
case REV_ID_C:
asic_type = ASIC_GAUDI2C;
break;
default:
break;
}

1
drivers/accel/habanalabs/common/mmu/mmu.c
View File

@ -596,6 +596,7 @@ int hl_mmu_if_set_funcs(struct hl_device *hdev)
break;
case ASIC_GAUDI2:
case ASIC_GAUDI2B:
case ASIC_GAUDI2C:
/* MMUs in Gaudi2 are always host resident */
hl_mmu_v2_hr_set_funcs(hdev, &hdev->mmu_func[MMU_HR_PGT]);
break;

3
drivers/accel/habanalabs/common/sysfs.c
View File

@ -251,6 +251,9 @@ static ssize_t device_type_show(struct device *dev,
case ASIC_GAUDI2B:
str = "GAUDI2B";
break;
case ASIC_GAUDI2C:
str = "GAUDI2C";
break;
default:
dev_err(hdev->dev, "Unrecognized ASIC type %d\n",
hdev->asic_type);

1
drivers/accel/habanalabs/include/hw_ip/pci/pci_general.h
View File

@ -25,6 +25,7 @@ enum hl_revision_id {
REV_ID_INVALID = 0x00,
REV_ID_A = 0x01,
REV_ID_B = 0x02,
REV_ID_C = 0x03
};
#endif /* INCLUDE_PCI_GENERAL_H_ */