Hi Bing, > Host sleep is activated using already configured host sleep > parameters in suspend handler and it is cancelled in resume > handler. > > Signed-off-by: Amitkumar Karwar <akarwar@xxxxxxxxxxx> > Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx> > --- > Last 2 patches were sent to Gustavo's old e-mail address. > Resending... > > drivers/bluetooth/btmrvl_drv.h | 2 + > drivers/bluetooth/btmrvl_main.c | 3 +- > drivers/bluetooth/btmrvl_sdio.c | 100 +++++++++++++++++++++++++++++++++++++++ > 3 files changed, 104 insertions(+), 1 deletions(-) > > diff --git a/drivers/bluetooth/btmrvl_drv.h b/drivers/bluetooth/btmrvl_drv.h > index 2c79e76..94f2d65 100644 > --- a/drivers/bluetooth/btmrvl_drv.h > +++ b/drivers/bluetooth/btmrvl_drv.h > @@ -67,6 +67,7 @@ struct btmrvl_adapter { > u8 wakeup_tries; > wait_queue_head_t cmd_wait_q; > u8 cmd_complete; > + bool is_suspended; > }; > > struct btmrvl_private { > @@ -142,6 +143,7 @@ int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd); > int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv); > int btmrvl_enable_ps(struct btmrvl_private *priv); > int btmrvl_prepare_command(struct btmrvl_private *priv); > +int btmrvl_enable_hs(struct btmrvl_private *priv); > > #ifdef CONFIG_DEBUG_FS > void btmrvl_debugfs_init(struct hci_dev *hdev); > diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c > index a880537..681ca9d 100644 > --- a/drivers/bluetooth/btmrvl_main.c > +++ b/drivers/bluetooth/btmrvl_main.c > @@ -262,7 +262,7 @@ int btmrvl_enable_ps(struct btmrvl_private *priv) > } > EXPORT_SYMBOL_GPL(btmrvl_enable_ps); > > -static int btmrvl_enable_hs(struct btmrvl_private *priv) > +int btmrvl_enable_hs(struct btmrvl_private *priv) > { > struct sk_buff *skb; > struct btmrvl_cmd *cmd; > @@ -298,6 +298,7 @@ static int btmrvl_enable_hs(struct btmrvl_private *priv) > > return ret; > } > +EXPORT_SYMBOL_GPL(btmrvl_enable_hs); > > int btmrvl_prepare_command(struct btmrvl_private *priv) > { > diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c > index f93a7a2..35a3e7c 100644 > --- a/drivers/bluetooth/btmrvl_sdio.c > +++ b/drivers/bluetooth/btmrvl_sdio.c > @@ -1051,11 +1051,111 @@ static void btmrvl_sdio_remove(struct sdio_func *func) > } > } > > +static int btmrvl_sdio_suspend(struct device *dev) > +{ > + struct sdio_func *func = dev_to_sdio_func(dev); > + struct btmrvl_sdio_card *card; > + struct btmrvl_private *priv; > + mmc_pm_flag_t pm_flags; > + struct hci_dev *hcidev; > + > + if (func) { > + pm_flags = sdio_get_host_pm_caps(func); > + BT_DBG("%s: suspend: PM flags = 0x%x\n", sdio_func_id(func), > + pm_flags); > + if (!(pm_flags & MMC_PM_KEEP_POWER)) { > + BT_ERR("%s: cannot remain alive while host is " > + "suspended\n", sdio_func_id(func)); > + return -ENOSYS; > + } > + card = sdio_get_drvdata(func); > + if (!card || !card->priv) { > + BT_ERR("Card or priv structure is not valid\n"); you do not need the \n at the end of BT_DBG, BT_ERR etc. Please fix this. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html