diff options
| author | Oded Gabbay <ogabbay@kernel.org> | 2021-07-28 00:16:31 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2021-09-01 18:38:24 +0300 |
| commit | 83f14f2f9b632da439e8e1e51826db5eab5c242b (patch) | |
| tree | f63175e8dcbcf63b423c72772b3695bdda44034a /drivers/misc | |
| parent | f5137aff6dcc3a85d0143ee91e6061c2c3611bf7 (diff) | |
| download | linux-83f14f2f9b632da439e8e1e51826db5eab5c242b.tar.gz | |
habanalabs/gaudi: move scrubbing to late init
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>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/habanalabs/gaudi/gaudi.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 55b133e34ac4..f2abd5011354 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -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); |