6.7-stable review patch. If anyone has any objections, please let me know.
------------------
From: Oded Gabbay ogabbay@kernel.org
[ Upstream commit 42422993cf28d456778ee9168d73758ec037cd51 ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/accel/habanalabs/common/device.c | 3 +++ drivers/accel/habanalabs/common/habanalabs.h | 2 ++ drivers/accel/habanalabs/common/habanalabs_drv.c | 3 +++ drivers/accel/habanalabs/common/mmu/mmu.c | 1 + drivers/accel/habanalabs/common/sysfs.c | 3 +++ drivers/accel/habanalabs/include/hw_ip/pci/pci_general.h | 1 + 6 files changed, 13 insertions(+)
diff --git a/drivers/accel/habanalabs/common/device.c b/drivers/accel/habanalabs/common/device.c index 9711e8fc979d..9e461c03e705 100644 --- a/drivers/accel/habanalabs/common/device.c +++ b/drivers/accel/habanalabs/common/device.c @@ -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", diff --git a/drivers/accel/habanalabs/common/habanalabs.h b/drivers/accel/habanalabs/common/habanalabs.h index 1655c101c705..d0fd77bb6a74 100644 --- a/drivers/accel/habanalabs/common/habanalabs.h +++ b/drivers/accel/habanalabs/common/habanalabs.h @@ -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; diff --git a/drivers/accel/habanalabs/common/habanalabs_drv.c b/drivers/accel/habanalabs/common/habanalabs_drv.c index 306a5bc9bf89..51fb04bbe376 100644 --- a/drivers/accel/habanalabs/common/habanalabs_drv.c +++ b/drivers/accel/habanalabs/common/habanalabs_drv.c @@ -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; } diff --git a/drivers/accel/habanalabs/common/mmu/mmu.c b/drivers/accel/habanalabs/common/mmu/mmu.c index b2145716c605..b654302a68fc 100644 --- a/drivers/accel/habanalabs/common/mmu/mmu.c +++ b/drivers/accel/habanalabs/common/mmu/mmu.c @@ -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; diff --git a/drivers/accel/habanalabs/common/sysfs.c b/drivers/accel/habanalabs/common/sysfs.c index 01f89f029355..278606373055 100644 --- a/drivers/accel/habanalabs/common/sysfs.c +++ b/drivers/accel/habanalabs/common/sysfs.c @@ -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); diff --git a/drivers/accel/habanalabs/include/hw_ip/pci/pci_general.h b/drivers/accel/habanalabs/include/hw_ip/pci/pci_general.h index f5d497dc9bdc..4f951cada077 100644 --- a/drivers/accel/habanalabs/include/hw_ip/pci/pci_general.h +++ b/drivers/accel/habanalabs/include/hw_ip/pci/pci_general.h @@ -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_ */