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habanalabs/gaudi: retry loading TPC f/w on -EINTR

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If loading the firmware file for the TPC f/w was interrupted, try
to do it again, up to 5 times.

Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Oded Gabbay 2020-12-09 23:07:58 +02:00
parent 377182a3cc
commit 98e8781f00
1 changed files with 8 additions and 2 deletions
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10
drivers/misc/habanalabs/gaudi/gaudi.c
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@ -838,11 +838,17 @@ static int gaudi_init_tpc_mem(struct hl_device *hdev)
size_t fw_size;
void *cpu_addr;
dma_addr_t dma_handle;
int rc;
int rc, count = 5;
again:
rc = request_firmware(&fw, GAUDI_TPC_FW_FILE, hdev->dev);
if (rc == -EINTR && count-- > 0) {
msleep(50);
goto again;
}
if (rc) {
dev_err(hdev->dev, "Firmware file %s is not found!\n",
dev_err(hdev->dev, "Failed to load firmware file %s\n",
GAUDI_TPC_FW_FILE);
goto out;
}