Return-path: Received: from mail-ee0-f45.google.com ([74.125.83.45]:64869 "EHLO mail-ee0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756028AbaCROqA (ORCPT ); Tue, 18 Mar 2014 10:46:00 -0400 Received: by mail-ee0-f45.google.com with SMTP id d17so5464073eek.4 for ; Tue, 18 Mar 2014 07:45:59 -0700 (PDT) From: Emmanuel Grumbach To: linux-wireless@vger.kernel.org Cc: Eliad Peller , Eliad Peller , Emmanuel Grumbach Subject: [PATCH 10/35] iwlwifi: mvm: check for d0i3 fw capability Date: Tue, 18 Mar 2014 16:45:14 +0200 Message-Id: <1395153939-23897-10-git-send-email-egrumbach@gmail.com> (sfid-20140318_154613_281454_60F422A5) In-Reply-To: <53285AF8.7050305@gmail.com> References: <53285AF8.7050305@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Eliad Peller Check for both cfg->d0i3 and fw d0i3 support in order to enable d0i3 support. Signed-off-by: Eliad Peller Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/iwl-fw.h | 8 ++++++++ drivers/net/wireless/iwlwifi/mvm/mac80211.c | 6 +++--- drivers/net/wireless/iwlwifi/mvm/mvm.h | 6 ++++++ 3 files changed, 17 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index f04ff87..18f867c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -125,6 +125,14 @@ enum iwl_ucode_tlv_flag { IWL_UCODE_TLV_FLAGS_GO_UAPSD = BIT(30), }; +/** + * enum iwl_ucode_tlv_capa - ucode capabilities + * @IWL_UCODE_TLV_CAPA_D0I3_SUPPORT: supports D0i3 + */ +enum iwl_ucode_tlv_capa { + IWL_UCODE_TLV_CAPA_D0I3_SUPPORT = BIT(0), +}; + /* The default calibrate table size if not specified by firmware file */ #define IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE 18 #define IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE 19 diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index d74cc43..41b9e65 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -205,7 +205,7 @@ static const struct iwl_fw_bcast_filter iwl_mvm_default_bcast_filters[] = { void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type) { - if (!mvm->trans->cfg->d0i3) + if (!iwl_mvm_is_d0i3_supported(mvm)) return; IWL_DEBUG_RPM(mvm, "Take mvm reference - type %d\n", ref_type); @@ -215,7 +215,7 @@ void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type) void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type) { - if (!mvm->trans->cfg->d0i3) + if (!iwl_mvm_is_d0i3_supported(mvm)) return; IWL_DEBUG_RPM(mvm, "Leave mvm reference - type %d\n", ref_type); @@ -228,7 +228,7 @@ iwl_mvm_unref_all_except(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref) { int i; - if (!mvm->trans->cfg->d0i3) + if (!iwl_mvm_is_d0i3_supported(mvm)) return; for_each_set_bit(i, mvm->ref_bitmap, IWL_MVM_REF_COUNT) { diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index 5fb5109..3511bf7 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -656,6 +656,12 @@ iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) return iwl_mvm_sta_from_mac80211(sta); } +static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) +{ + return mvm->trans->cfg->d0i3 && + (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); +} + extern const u8 iwl_mvm_ac_to_tx_fifo[]; struct iwl_rate_info { -- 1.8.3.2