[PATCH 04/10] accel/habanalabs: check fw version using sw version
Oded Gabbay
ogabbay at kernel.org
Tue Apr 18 09:39:10 UTC 2023
From: Dafna Hirschfeld <dhirschfeld at habana.ai>
The fw inner version is less trustable, instead use the fw general
sw release version.
Signed-off-by: Dafna Hirschfeld <dhirschfeld at habana.ai>
Reviewed-by: Oded Gabbay <ogabbay at kernel.org>
Signed-off-by: Oded Gabbay <ogabbay at kernel.org>
---
drivers/accel/habanalabs/common/habanalabs.h | 10 ++++++++--
drivers/accel/habanalabs/gaudi2/gaudi2.c | 2 +-
2 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/accel/habanalabs/common/habanalabs.h b/drivers/accel/habanalabs/common/habanalabs.h
index d6f454b1cde4..02620654ccdf 100644
--- a/drivers/accel/habanalabs/common/habanalabs.h
+++ b/drivers/accel/habanalabs/common/habanalabs.h
@@ -3553,9 +3553,15 @@ struct hl_ioctl_desc {
hl_ioctl_t *func;
};
-static inline bool hl_is_fw_ver_below_1_9(struct hl_device *hdev)
+static inline bool hl_is_fw_sw_ver_below(struct hl_device *hdev, u32 fw_sw_major, u32 fw_sw_minor)
{
- return (hdev->fw_inner_major_ver < 42);
+ if (hdev->fw_sw_major_ver < fw_sw_major)
+ return true;
+ if (hdev->fw_sw_major_ver > fw_sw_major)
+ return false;
+ if (hdev->fw_sw_minor_ver < fw_sw_minor)
+ return true;
+ return false;
}
/*
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c
index acc304ebca82..6e3aa89b19c2 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c
@@ -8043,7 +8043,7 @@ static void gaudi2_ack_module_razwi_event_handler(struct hl_device *hdev,
case RAZWI_TPC:
hbw_rtr_id = gaudi2_tpc_initiator_hbw_rtr_id[module_idx];
- if (hl_is_fw_ver_below_1_9(hdev) &&
+ if (hl_is_fw_sw_ver_below(hdev, 1, 9) &&
!hdev->asic_prop.fw_security_enabled &&
((module_idx == 0) || (module_idx == 1)))
lbw_rtr_id = DCORE0_RTR0;
--
2.40.0
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