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iwlwifi: support multiple d0i3 modes 

Allow configuring additional d0i3 mode, in which the
fw will be configured to enter d0i3 only on suspend
(while keeping the wake_lock accounting as usual)

The d0i3 mode to use will be determined by the
underlying trans layer.

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eliad Peller 2014-12-09 15:11:56 +02:00 committed by Emmanuel Grumbach
parent 9174244947
commit 0f8f93d6c8
2 changed files with 18 additions and 0 deletions
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17
drivers/net/wireless/iwlwifi/iwl-trans.h
View File

@ -551,6 +551,21 @@ enum iwl_trans_state {
IWL_TRANS_FW_ALIVE = 1,
};
/**
* enum iwl_d0i3_mode - d0i3 mode
*
* @IWL_D0I3_MODE_OFF - d0i3 is disabled
* @IWL_D0I3_MODE_ON_IDLE - enter d0i3 when device is idle
* (e.g. no active references)
* @IWL_D0I3_MODE_ON_SUSPEND - enter d0i3 only on suspend
* (in case of 'any' trigger)
*/
enum iwl_d0i3_mode {
IWL_D0I3_MODE_OFF = 0,
IWL_D0I3_MODE_ON_IDLE,
IWL_D0I3_MODE_ON_SUSPEND,
};
/**
* struct iwl_trans - transport common data
*
@ -612,6 +627,8 @@ struct iwl_trans {
const struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_MAX];
u8 dbg_dest_reg_num;
enum iwl_d0i3_mode d0i3_mode;
/* pointer to trans specific struct */
/*Ensure that this pointer will always be aligned to sizeof pointer */
char trans_specific[0] __aligned(sizeof(void *));

1
drivers/net/wireless/iwlwifi/mvm/mvm.h
View File

@ -850,6 +850,7 @@ iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
{
return mvm->trans->cfg->d0i3 &&
mvm->trans->d0i3_mode != IWL_D0I3_MODE_OFF &&
(mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
}