Messages in this thread Patch in this message | | | From | Oded Gabbay <> | Subject | [PATCH 09/12] habanalabs: do not set max power on a secured device | Date | Mon, 4 Jul 2022 12:29:38 +0300 |
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From: Ofir Bitton <obitton@habana.ai>
Max power API is not supported in secured devices. Hence, we should skip setting it during boot.
Signed-off-by: Ofir Bitton <obitton@habana.ai> Reviewed-by: Oded Gabbay <ogabbay@kernel.org> Signed-off-by: Oded Gabbay <ogabbay@kernel.org> --- drivers/misc/habanalabs/common/device.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/misc/habanalabs/common/device.c b/drivers/misc/habanalabs/common/device.c index 9f3778c82e54..99d84b46aeb6 100644 --- a/drivers/misc/habanalabs/common/device.c +++ b/drivers/misc/habanalabs/common/device.c @@ -1545,7 +1545,8 @@ int hl_device_reset(struct hl_device *hdev, u32 flags) goto out_err; } - hl_fw_set_max_power(hdev); + if (!hdev->asic_prop.fw_security_enabled) + hl_fw_set_max_power(hdev); } else { rc = hdev->asic_funcs->non_hard_reset_late_init(hdev); if (rc) { @@ -1914,7 +1915,8 @@ int hl_device_init(struct hl_device *hdev, struct class *hclass) /* Need to call this again because the max power might change, * depending on card type for certain ASICs */ - if (hdev->asic_prop.set_max_power_on_device_init) + if (hdev->asic_prop.set_max_power_on_device_init && + !hdev->asic_prop.fw_security_enabled) hl_fw_set_max_power(hdev); /* -- 2.25.1
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