diff options
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c index 70436f9fad2f..4da2f9f62aba 100644 --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c @@ -110,6 +110,8 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata) amd_sfh1_1_set_desc_ops(mp2_ops); cl_data->num_hid_devices = amd_sfh_get_sensor_num(privdata, &cl_data->sensor_idx[0]); + if (cl_data->num_hid_devices == 0) + return -ENODEV; INIT_DELAYED_WORK(&cl_data->work, amd_sfh_work); INIT_DELAYED_WORK(&cl_data->work_buffer, amd_sfh_work_buffer); @@ -286,13 +288,13 @@ int amd_sfh1_1_init(struct amd_mp2_dev *mp2) phy_base <<= 21; if (!devm_request_mem_region(dev, phy_base, 128 * 1024, "amd_sfh")) { - dev_err(dev, "can't reserve mmio registers\n"); + dev_dbg(dev, "can't reserve mmio registers\n"); return -ENOMEM; } mp2->vsbase = devm_ioremap(dev, phy_base, 128 * 1024); if (!mp2->vsbase) { - dev_err(dev, "failed to remap vsbase\n"); + dev_dbg(dev, "failed to remap vsbase\n"); return -ENOMEM; } @@ -301,7 +303,7 @@ int amd_sfh1_1_init(struct amd_mp2_dev *mp2) memcpy_fromio(&binfo, mp2->vsbase, sizeof(struct sfh_base_info)); if (binfo.sbase.fw_info.fw_ver == 0 || binfo.sbase.s_list.sl.sensors == 0) { - dev_err(dev, "failed to get sensors\n"); + dev_dbg(dev, "failed to get sensors\n"); return -EOPNOTSUPP; } dev_dbg(dev, "firmware version 0x%x\n", binfo.sbase.fw_info.fw_ver); |