inheritance);
}
-static void iwl_mvm_set_pkt_ext_from_nominal_padding(struct iwl_he_pkt_ext_v2 *pkt_ext,
- u8 nominal_padding,
- u32 *flags)
+static int
+iwl_mvm_set_pkt_ext_from_nominal_padding(struct iwl_he_pkt_ext_v2 *pkt_ext,
+ u8 nominal_padding)
{
int low_th = -1;
int high_th = -1;
break;
}
+ if (low_th < 0 || high_th < 0)
+ return -EINVAL;
+
/* Set the PPE thresholds accordingly */
- if (low_th >= 0 && high_th >= 0) {
- for (i = 0; i < MAX_HE_SUPP_NSS; i++) {
- u8 bw;
+ for (i = 0; i < MAX_HE_SUPP_NSS; i++) {
+ u8 bw;
- for (bw = 0;
- bw < ARRAY_SIZE(pkt_ext->pkt_ext_qam_th[i]);
- bw++) {
- pkt_ext->pkt_ext_qam_th[i][bw][0] = low_th;
- pkt_ext->pkt_ext_qam_th[i][bw][1] = high_th;
- }
+ for (bw = 0;
+ bw < ARRAY_SIZE(pkt_ext->pkt_ext_qam_th[i]);
+ bw++) {
+ pkt_ext->pkt_ext_qam_th[i][bw][0] = low_th;
+ pkt_ext->pkt_ext_qam_th[i][bw][1] = high_th;
}
-
- *flags |= STA_CTXT_HE_PACKET_EXT;
}
+
+ return 0;
}
static void iwl_mvm_get_optimal_ppe_info(struct iwl_he_pkt_ext_v2 *pkt_ext,
}
}
+/* Set the pkt_ext field according to PPE Thresholds element */
+static int iwl_mvm_set_sta_pkt_ext(struct iwl_mvm *mvm,
+ struct ieee80211_sta *sta,
+ struct iwl_he_pkt_ext_v2 *pkt_ext)
+{
+ u8 nominal_padding;
+ int i, ret = 0;
+
+ /* Initialize the PPE thresholds to "None" (7), as described in Table
+ * 9-262ac of 80211.ax/D3.0.
+ */
+ memset(pkt_ext, IWL_HE_PKT_EXT_NONE,
+ sizeof(struct iwl_he_pkt_ext_v2));
+
+ if (sta->deflink.eht_cap.has_eht) {
+ nominal_padding =
+ u8_get_bits(sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5],
+ IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK);
+
+ /* If PPE Thresholds exists, parse them into a FW-familiar
+ * format.
+ */
+ if (sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5] &
+ IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
+ u8 nss = (sta->deflink.eht_cap.eht_ppe_thres[0] &
+ IEEE80211_EHT_PPE_THRES_NSS_MASK) + 1;
+ u8 *ppe = &sta->deflink.eht_cap.eht_ppe_thres[0];
+ u8 ru_index_bitmap =
+ u16_get_bits(*ppe,
+ IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
+ /* Starting after PPE header */
+ u8 ppe_pos_bit = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
+
+ iwl_mvm_parse_ppe(mvm, pkt_ext, nss, ru_index_bitmap,
+ ppe, ppe_pos_bit, true);
+ /* EHT PPE Thresholds doesn't exist - set the API according
+ * to HE PPE Tresholds
+ */
+ } else if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] &
+ IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
+ /* Even though HE Capabilities IE doesn't contain PPE
+ * Thresholds for BW 320Mhz, thresholds for this BW will
+ * be filled in with the same values as 160Mhz, due to
+ * the inheritance, as required.
+ */
+ iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, pkt_ext,
+ true);
+
+ /* According to the requirements, for MCSs 12-13 the
+ * maximum value between HE PPE Threshold and Common
+ * Nominal Packet Padding needs to be taken
+ */
+ iwl_mvm_get_optimal_ppe_info(pkt_ext, nominal_padding);
+
+ /* if PPE Thresholds doesn't present in both EHT IE and HE IE -
+ * take the Thresholds from Common Nominal Packet Padding field
+ */
+ } else {
+ ret = iwl_mvm_set_pkt_ext_from_nominal_padding(pkt_ext,
+ nominal_padding);
+ }
+ } else if (sta->deflink.he_cap.has_he) {
+ /* If PPE Thresholds exist, parse them into a FW-familiar format. */
+ if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] &
+ IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
+ iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, pkt_ext,
+ false);
+ /* PPE Thresholds doesn't exist - set the API PPE values
+ * according to Common Nominal Packet Padding field.
+ */
+ } else {
+ nominal_padding =
+ u8_get_bits(sta->deflink.he_cap.he_cap_elem.phy_cap_info[9],
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
+ if (nominal_padding != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED)
+ ret = iwl_mvm_set_pkt_ext_from_nominal_padding(pkt_ext,
+ nominal_padding);
+ }
+ }
+
+ for (i = 0; i < MAX_HE_SUPP_NSS; i++) {
+ int bw;
+
+ for (bw = 0;
+ bw < ARRAY_SIZE(*pkt_ext->pkt_ext_qam_th[i]);
+ bw++) {
+ u8 *qam_th =
+ &pkt_ext->pkt_ext_qam_th[i][bw][0];
+
+ IWL_DEBUG_HT(mvm,
+ "PPE table: nss[%d] bw[%d] PPET8 = %d, PPET16 = %d\n",
+ i, bw, qam_th[0], qam_th[1]);
+ }
+ }
+ return ret;
+}
+
/*
* This function sets the MU EDCA parameters ans returns whether MU EDCA
* is enabled or not
IEEE80211_HE_MAC_CAP2_ACK_EN));
}
+static __le32 iwl_mvm_get_sta_htc_flags(struct ieee80211_sta *sta)
+{
+ u8 *mac_cap_info = &sta->deflink.he_cap.he_cap_elem.mac_cap_info[0];
+ __le32 htc_flags = 0;
+
+ if (mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE)
+ htc_flags |= cpu_to_le32(IWL_HE_HTC_SUPPORT);
+ if ((mac_cap_info[1] & IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION) ||
+ (mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION)) {
+ u8 link_adap =
+ ((mac_cap_info[2] &
+ IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION) << 1) +
+ (mac_cap_info[1] &
+ IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION);
+
+ if (link_adap == 2)
+ htc_flags |=
+ cpu_to_le32(IWL_HE_HTC_LINK_ADAP_UNSOLICITED);
+ else if (link_adap == 3)
+ htc_flags |= cpu_to_le32(IWL_HE_HTC_LINK_ADAP_BOTH);
+ }
+ if (mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR)
+ htc_flags |= cpu_to_le32(IWL_HE_HTC_BSR_SUPP);
+ if (mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL)
+ htc_flags |= cpu_to_le32(IWL_HE_HTC_OMI_SUPP);
+ if (mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR)
+ htc_flags |= cpu_to_le32(IWL_HE_HTC_BQR_SUPP);
+
+ return htc_flags;
+}
+
static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm,
struct ieee80211_vif *vif, u8 sta_id)
{
u32 flags;
int i;
void *cmd;
- u8 nominal_padding;
if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_MBSSID_HE))
ver = 1;
flags |= STA_CTXT_HE_RU_2MHZ_BLOCK;
/* HTC flags */
- if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[0] &
- IEEE80211_HE_MAC_CAP0_HTC_HE)
- sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_SUPPORT);
- if ((sta->deflink.he_cap.he_cap_elem.mac_cap_info[1] &
- IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION) ||
- (sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] &
- IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION)) {
- u8 link_adap =
- ((sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] &
- IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION) << 1) +
- (sta->deflink.he_cap.he_cap_elem.mac_cap_info[1] &
- IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION);
-
- if (link_adap == 2)
- sta_ctxt_cmd.htc_flags |=
- cpu_to_le32(IWL_HE_HTC_LINK_ADAP_UNSOLICITED);
- else if (link_adap == 3)
- sta_ctxt_cmd.htc_flags |=
- cpu_to_le32(IWL_HE_HTC_LINK_ADAP_BOTH);
- }
- if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR)
- sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_BSR_SUPP);
- if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[3] &
- IEEE80211_HE_MAC_CAP3_OMI_CONTROL)
- sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_OMI_SUPP);
- if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR)
- sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_BQR_SUPP);
+ sta_ctxt_cmd.htc_flags = iwl_mvm_get_sta_htc_flags(sta);
- /*
- * Initialize the PPE thresholds to "None" (7), as described in Table
- * 9-262ac of 80211.ax/D3.0.
- */
- memset(&sta_ctxt_cmd.pkt_ext, IWL_HE_PKT_EXT_NONE,
- sizeof(sta_ctxt_cmd.pkt_ext));
-
- if (sta->deflink.eht_cap.has_eht) {
- nominal_padding =
- u8_get_bits(sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5],
- IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK);
-
- /* If PPE Thresholds exists, parse them into a FW-familiar format. */
- if (sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5] &
- IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
- u8 nss = (sta->deflink.eht_cap.eht_ppe_thres[0] &
- IEEE80211_EHT_PPE_THRES_NSS_MASK) + 1;
- u8 *ppe = &sta->deflink.eht_cap.eht_ppe_thres[0];
- u8 ru_index_bitmap =
- u16_get_bits(*ppe,
- IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
- /* Starting after PPE header */
- u8 ppe_pos_bit = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
-
- iwl_mvm_parse_ppe(mvm,
- &sta_ctxt_cmd.pkt_ext,
- nss, ru_index_bitmap, ppe,
- ppe_pos_bit, true);
- flags |= STA_CTXT_HE_PACKET_EXT;
- /* EHT PPE Thresholds doesn't exist - set the API according to HE PPE Tresholds*/
- } else if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] &
- IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
- struct iwl_he_pkt_ext_v2 *pkt_ext =
- &sta_ctxt_cmd.pkt_ext;
-
- /*
- * Even though HE Capabilities IE doesn't contain PPE
- * Thresholds for BW 320Mhz, thresholds for this BW will
- * be filled in with the same values as 160Mhz, due to
- * the inheritance, as required.
- */
- iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, pkt_ext,
- true);
-
- /*
- * According to the requirements, for MCSs 12-13 the maximum value between
- * HE PPE Threshold and Common Nominal Packet Padding needs to be taken
- */
- iwl_mvm_get_optimal_ppe_info(pkt_ext, nominal_padding);
-
- flags |= STA_CTXT_HE_PACKET_EXT;
-
- /*
- * if PPE Thresholds doesn't present in both EHT IE and HE IE -
- * take the Thresholds from Common Nominal Packet Padding field
- */
- } else {
- iwl_mvm_set_pkt_ext_from_nominal_padding(&sta_ctxt_cmd.pkt_ext,
- nominal_padding,
- &flags);
- }
- } else if (sta->deflink.he_cap.has_he) {
- /* If PPE Thresholds exist, parse them into a FW-familiar format. */
- if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] &
- IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
- iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta,
- &sta_ctxt_cmd.pkt_ext,
- false);
- flags |= STA_CTXT_HE_PACKET_EXT;
- /*
- * PPE Thresholds doesn't exist - set the API PPE values
- * according to Common Nominal Packet Padding field.
- */
- } else {
- nominal_padding =
- u8_get_bits(sta->deflink.he_cap.he_cap_elem.phy_cap_info[9],
- IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
- if (nominal_padding != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED)
- iwl_mvm_set_pkt_ext_from_nominal_padding(&sta_ctxt_cmd.pkt_ext,
- nominal_padding,
- &flags);
- }
- }
-
- for (i = 0; i < MAX_HE_SUPP_NSS; i++) {
- int bw;
-
- for (bw = 0;
- bw < ARRAY_SIZE(sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i]);
- bw++) {
- u8 *qam_th =
- &sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw][0];
-
- IWL_DEBUG_HT(mvm,
- "PPE table: nss[%d] bw[%d] PPET8 = %d, PPET16 = %d\n",
- i, bw, qam_th[0], qam_th[1]);
- }
- }
+ /* PPE Thresholds */
+ if (!iwl_mvm_set_sta_pkt_ext(mvm, sta, &sta_ctxt_cmd.pkt_ext))
+ flags |= STA_CTXT_HE_PACKET_EXT;
if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] &
IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP)
projects / linux.git / commitdiff