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habanalabs/gaudi: move scrubbing to late init

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HW init is mostly about configuring registers. Therefore, it is better
to activate DMAs only in late init and afterwards.

Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Oded Gabbay 2021-07-28 00:16:31 +03:00
parent f5137aff6d
commit 83f14f2f9b
1 changed files with 5 additions and 5 deletions
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10
drivers/misc/habanalabs/gaudi/gaudi.c
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@ -1566,6 +1566,11 @@ static int gaudi_late_init(struct hl_device *hdev)
return rc;
}
/* Scrub both SRAM and DRAM */
rc = hdev->asic_funcs->scrub_device_mem(hdev, 0, 0);
if (rc)
goto disable_pci_access;
rc = gaudi_fetch_psoc_frequency(hdev);
if (rc) {
dev_err(hdev->dev, "Failed to fetch psoc frequency\n");
@ -4193,11 +4198,6 @@ static int gaudi_hw_init(struct hl_device *hdev)
goto disable_msi;
}
/* Scrub both SRAM and DRAM */
rc = hdev->asic_funcs->scrub_device_mem(hdev, 0, 0);
if (rc)
return rc;
/* Perform read from the device to flush all configuration */
RREG32(mmHW_STATE);