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habanalabs: ignore device unusable status

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Some users might want to implement their own policy of when the device
is unusable so we need to ignore this status in the driver and continue
loading as normal.

Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Oded Gabbay
2021-06-18 15:23:39 +03:00
parent b31e59bc55
commit 7693f5d39e
1 changed files with 3 additions and 3 deletions
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drivers/misc/habanalabs/common/firmware_if.c
+3 -3
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@@ -438,9 +438,9 @@ static int fw_read_errors(struct hl_device *hdev, u32 boot_err0_reg,
}
if (err_val & CPU_BOOT_ERR0_DEVICE_UNUSABLE_FAIL) {
dev_err(hdev->dev,
"Device boot error - device unusable\n");
err_exists = true;
/* Ignore this bit, don't prevent driver loading */
dev_dbg(hdev->dev, "device unusable status is set\n");
err_val &= ~CPU_BOOT_ERR0_DEVICE_UNUSABLE_FAIL;
}
security_val = RREG32(cpu_security_boot_status_reg);