diff options
| author | Raghu Vatsavayi <rvatsavayi@caviumnetworks.com> | 2016-06-22 05:53:15 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-25 16:08:29 (GMT) |
| commit | 4b129ae3b692653de1794ff6a5746691ad77c433 (patch) | |
| tree | ec8b2281e6358254b23181e533623e1bfa74b5c6 | |
| parent | f5a20472e28ffe8810306ec99d4f57b4b62bb09c (diff) | |
| download | linux-4b129ae3b692653de1794ff6a5746691ad77c433.tar.xz | |
liquidio: ddr timeout
Adds support for ddr_timeout during device init.
Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <rvatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/lio_main.c | 13 | ||||
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/octeon_device.c | 3 |
2 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index a8328f2..1a584eb 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -3805,14 +3805,19 @@ static int octeon_device_init(struct octeon_device *octeon_dev) dev_dbg(&octeon_dev->pci_dev->dev, "Waiting for DDR initialization...\n"); - if (ddr_timeout == 0) { - dev_info(&octeon_dev->pci_dev->dev, - "WAITING. Set ddr_timeout to non-zero value to proceed with initialization.\n"); - } + if (ddr_timeout == 0) + dev_info(&octeon_dev->pci_dev->dev, "WAITING. Set ddr_timeout to non-zero value to proceed with initialization.\n"); schedule_timeout_uninterruptible(HZ * LIO_RESET_SECS); /* Wait for the octeon to initialize DDR after the soft-reset. */ + while (ddr_timeout == 0) { + set_current_state(TASK_INTERRUPTIBLE); + if (schedule_timeout(HZ / 10)) { + /* user probably pressed Control-C */ + return 1; + } + } ret = octeon_wait_for_ddr_init(octeon_dev, &ddr_timeout); if (ret) { dev_err(&octeon_dev->pci_dev->dev, diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c index bc4d6af..3372207 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c @@ -1284,9 +1284,6 @@ int octeon_wait_for_ddr_init(struct octeon_device *oct, u32 *timeout) if (!timeout) return ret; - while (*timeout == 0) - schedule_timeout_uninterruptible(HZ / 10); - for (ms = 0; (ret != 0) && ((*timeout == 0) || (ms <= *timeout)); ms += HZ / 10) { ret = octeon_mem_access_ok(oct); |