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| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2019-08-27 15:18:20 +0300 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2019-11-01 14:31:59 +0300 |
| commit | af99f696b5c57e5e7465750f3a7b3ae5e69d6c7d (patch) | |
| tree | 9e61aa06141095e8696e79bda6f5033d5ff52db1 /drivers/thunderbolt | |
| parent | 68b91293c837c859e841b5bedf2274687bbd53de (diff) | |
| download | linux-af99f696b5c57e5e7465750f3a7b3ae5e69d6c7d.tar.gz linux-af99f696b5c57e5e7465750f3a7b3ae5e69d6c7d.tar.bz2 linux-af99f696b5c57e5e7465750f3a7b3ae5e69d6c7d.zip | |
thunderbolt: Log error if adding switch fails
If we fail to add a switch for some reason log an error instead of
keeping silent. This is useful for debugging.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt')
| -rw-r--r-- | drivers/thunderbolt/switch.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index d42fc0f8b060..dea50fd91e68 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -1785,21 +1785,25 @@ int tb_switch_add(struct tb_switch *sw) * configuration based mailbox. */ ret = tb_switch_add_dma_port(sw); - if (ret) + if (ret) { + dev_err(&sw->dev, "failed to add DMA port\n"); return ret; + } if (!sw->safe_mode) { /* read drom */ ret = tb_drom_read(sw); if (ret) { - tb_sw_warn(sw, "tb_eeprom_read_rom failed\n"); + dev_err(&sw->dev, "reading DROM failed\n"); return ret; } tb_sw_dbg(sw, "uid: %#llx\n", sw->uid); ret = tb_switch_set_uuid(sw); - if (ret) + if (ret) { + dev_err(&sw->dev, "failed to set UUID\n"); return ret; + } for (i = 0; i <= sw->config.max_port_number; i++) { if (sw->ports[i].disabled) { @@ -1807,14 +1811,18 @@ int tb_switch_add(struct tb_switch *sw) continue; } ret = tb_init_port(&sw->ports[i]); - if (ret) + if (ret) { + dev_err(&sw->dev, "failed to initialize port %d\n", i); return ret; + } } } ret = device_add(&sw->dev); - if (ret) + if (ret) { + dev_err(&sw->dev, "failed to add device: %d\n", ret); return ret; + } if (tb_route(sw)) { dev_info(&sw->dev, "new device found, vendor=%#x device=%#x\n", @@ -1826,6 +1834,7 @@ int tb_switch_add(struct tb_switch *sw) ret = tb_switch_nvm_add(sw); if (ret) { + dev_err(&sw->dev, "failed to add NVM devices\n"); device_del(&sw->dev); return ret; } |