From: Oded Gabbay Date: Thu, 29 Apr 2021 13:50:05 +0000 (+0300) Subject: habanalabs: ignore device unusable status X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7693f5d39ee0134b1398a57c2998a0b67ef56700;p=linux.git habanalabs: ignore device unusable status 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 --- diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c index 0f6cee8af0b64..03e26a1fd9c16 100644 --- a/drivers/misc/habanalabs/common/firmware_if.c +++ b/drivers/misc/habanalabs/common/firmware_if.c @@ -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);