diff options
Diffstat (limited to 'drivers/staging/vt6656/power.c')
| -rw-r--r-- | drivers/staging/vt6656/power.c | 34 |
1 files changed, 11 insertions, 23 deletions
diff --git a/drivers/staging/vt6656/power.c b/drivers/staging/vt6656/power.c index 7a086c72d5a8..2f49c870272a 100644 --- a/drivers/staging/vt6656/power.c +++ b/drivers/staging/vt6656/power.c @@ -63,41 +63,29 @@ void vnt_enable_power_saving(struct vnt_private *priv, u16 listen_interval) */ vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_GO2DOZE); - if (listen_interval >= 2) { - /* clear always listen beacon */ - vnt_mac_reg_bits_off(priv, MAC_REG_PSCTL, PSCTL_ALBCN); - - /* first time set listen next beacon */ - vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_LNBCN); - } else { - /* always listen beacon */ - vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_ALBCN); - } + /* always listen beacon */ + vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_ALBCN); dev_dbg(&priv->usb->dev, "PS:Power Saving Mode Enable...\n"); } -/* - * - * Routine Description: - * Disable hw power saving functions - * - * Return Value: - * None. - * - */ - -void vnt_disable_power_saving(struct vnt_private *priv) +int vnt_disable_power_saving(struct vnt_private *priv) { + int ret; + /* disable power saving hw function */ - vnt_control_out(priv, MESSAGE_TYPE_DISABLE_PS, 0, - 0, 0, NULL); + ret = vnt_control_out(priv, MESSAGE_TYPE_DISABLE_PS, 0, + 0, 0, NULL); + if (ret) + return ret; /* clear AutoSleep */ vnt_mac_reg_bits_off(priv, MAC_REG_PSCFG, PSCFG_AUTOSLEEP); /* set always listen beacon */ vnt_mac_reg_bits_on(priv, MAC_REG_PSCTL, PSCTL_ALBCN); + + return 0; } /* |