iwlwifi: support new rx_mpdu_desc api

22560 devices use a new rx_mpdu_desc api.
Update the code to use the new api.

Signed-off-by: Golan Ben Ami <golan.ben.ami@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

1 files changed, 133 insertions, 46 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h
index 0daa09c94b0f..565343f7e61f 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h
@@ -377,78 +377,94 @@ enum iwl_rx_he_phy {
 };
 
 /**
- * struct iwl_rx_mpdu_desc - RX MPDU descriptor
+ * struct iwl_rx_mpdu_desc_v1 - RX MPDU descriptor
  */
-struct iwl_rx_mpdu_desc {
-	/* DW2 */
-	/**
-	 * @mpdu_len: MPDU length
-	 */
-	__le16 mpdu_len;
-	/**
-	 * @mac_flags1: &enum iwl_rx_mpdu_mac_flags1
-	 */
-	u8 mac_flags1;
-	/**
-	 * @mac_flags2: &enum iwl_rx_mpdu_mac_flags2
-	 */
-	u8 mac_flags2;
-	/* DW3 */
+struct iwl_rx_mpdu_desc_v1 {
+	/* DW7 - carries rss_hash only when rpa_en == 1 */
 	/**
-	 * @amsdu_info: &enum iwl_rx_mpdu_amsdu_info
+	 * @rss_hash: RSS hash value
 	 */
-	u8 amsdu_info;
+	__le32 rss_hash;
+	/* DW8 - carries filter_match only when rpa_en == 1 */
 	/**
-	 * @phy_info: &enum iwl_rx_mpdu_phy_info
+	 * @filter_match: filter match value
 	 */
-	__le16 phy_info;
+	__le32 filter_match;
+	/* DW9 */
 	/**
-	 * @mac_phy_idx: MAC/PHY index
+	 * @rate_n_flags: RX rate/flags encoding
 	 */
-	u8 mac_phy_idx;
-	/* DW4 - carries csum data only when rpa_en == 1 */
+	__le32 rate_n_flags;
+	/* DW10 */
 	/**
-	 * @raw_csum: raw checksum (alledgedly unreliable)
+	 * @energy_a: energy chain A
 	 */
-	__le16 raw_csum;
+	u8 energy_a;
 	/**
-	 * @l3l4_flags: &enum iwl_rx_l3l4_flags
+	 * @energy_b: energy chain B
 	 */
-	__le16 l3l4_flags;
-	/* DW5 */
+	u8 energy_b;
 	/**
-	 * @status: &enum iwl_rx_mpdu_status
+	 * @channel: channel number
 	 */
-	__le16 status;
+	u8 channel;
 	/**
-	 * @hash_filter: hash filter value
+	 * @mac_context: MAC context mask
 	 */
-	u8 hash_filter;
+	u8 mac_context;
+	/* DW11 */
 	/**
-	 * @sta_id_flags: &enum iwl_rx_mpdu_sta_id_flags
+	 * @gp2_on_air_rise: GP2 timer value on air rise (INA)
 	 */
-	u8 sta_id_flags;
-	/* DW6 */
+	__le32 gp2_on_air_rise;
+	/* DW12 & DW13 */
+	union {
+		/**
+		 * @tsf_on_air_rise:
+		 * TSF value on air rise (INA), only valid if
+		 * %IWL_RX_MPDU_PHY_TSF_OVERLOAD isn't set
+		 */
+		__le64 tsf_on_air_rise;
+		/**
+		 * @he_phy_data:
+		 * HE PHY data, see &enum iwl_rx_he_phy, valid
+		 * only if %IWL_RX_MPDU_PHY_TSF_OVERLOAD is set
+		 */
+		__le64 he_phy_data;
+	};
+} __packed;
+
+/**
+ * struct iwl_rx_mpdu_desc_v3 - RX MPDU descriptor
+ */
+struct iwl_rx_mpdu_desc_v3 {
+	/* DW7 - carries filter_match only when rpa_en == 1 */
 	/**
-	 * @reorder_data: &enum iwl_rx_mpdu_reorder_data
+	 * @filter_match: filter match value
 	 */
-	__le32 reorder_data;
-	/* DW7 - carries rss_hash only when rpa_en == 1 */
+	__le32 filter_match;
+	/* DW8 - carries rss_hash only when rpa_en == 1 */
 	/**
 	 * @rss_hash: RSS hash value
 	 */
 	__le32 rss_hash;
-	/* DW8 - carries filter_match only when rpa_en == 1 */
+	/* DW9 */
 	/**
-	 * @filter_match: filter match value
+	 * @partial_hash: 31:0 ip/tcp header hash
+	 *	w/o some fields (such as IP SRC addr)
 	 */
-	__le32 filter_match;
-	/* DW9 */
+	__le32 partial_hash;
+	/* DW10 */
+	/**
+	 * @raw_xsum: raw xsum value
+	 */
+	__le32 raw_xsum;
+	/* DW11 */
 	/**
 	 * @rate_n_flags: RX rate/flags encoding
 	 */
 	__le32 rate_n_flags;
-	/* DW10 */
+	/* DW12 */
 	/**
 	 * @energy_a: energy chain A
 	 */
@@ -465,12 +481,12 @@ struct iwl_rx_mpdu_desc {
 	 * @mac_context: MAC context mask
 	 */
 	u8 mac_context;
-	/* DW11 */
+	/* DW13 */
 	/**
 	 * @gp2_on_air_rise: GP2 timer value on air rise (INA)
 	 */
 	__le32 gp2_on_air_rise;
-	/* DW12 & DW13 */
+	/* DW14 & DW15 */
 	union {
 		/**
 		 * @tsf_on_air_rise:
@@ -485,7 +501,78 @@ struct iwl_rx_mpdu_desc {
 		 */
 		__le64 he_phy_data;
 	};
-} __packed;
+	/* DW16 & DW17 */
+	/**
+	 * @reserved: reserved
+	 */
+	__le32 reserved[2];
+} __packed; /* RX_MPDU_RES_START_API_S_VER_3 */
+
+/**
+ * struct iwl_rx_mpdu_desc - RX MPDU descriptor
+ */
+struct iwl_rx_mpdu_desc {
+	/* DW2 */
+	/**
+	 * @mpdu_len: MPDU length
+	 */
+	__le16 mpdu_len;
+	/**
+	 * @mac_flags1: &enum iwl_rx_mpdu_mac_flags1
+	 */
+	u8 mac_flags1;
+	/**
+	 * @mac_flags2: &enum iwl_rx_mpdu_mac_flags2
+	 */
+	u8 mac_flags2;
+	/* DW3 */
+	/**
+	 * @amsdu_info: &enum iwl_rx_mpdu_amsdu_info
+	 */
+	u8 amsdu_info;
+	/**
+	 * @phy_info: &enum iwl_rx_mpdu_phy_info
+	 */
+	__le16 phy_info;
+	/**
+	 * @mac_phy_idx: MAC/PHY index
+	 */
+	u8 mac_phy_idx;
+	/* DW4 - carries csum data only when rpa_en == 1 */
+	/**
+	 * @raw_csum: raw checksum (alledgedly unreliable)
+	 */
+	__le16 raw_csum;
+	/**
+	 * @l3l4_flags: &enum iwl_rx_l3l4_flags
+	 */
+	__le16 l3l4_flags;
+	/* DW5 */
+	/**
+	 * @status: &enum iwl_rx_mpdu_status
+	 */
+	__le16 status;
+	/**
+	 * @hash_filter: hash filter value
+	 */
+	u8 hash_filter;
+	/**
+	 * @sta_id_flags: &enum iwl_rx_mpdu_sta_id_flags
+	 */
+	u8 sta_id_flags;
+	/* DW6 */
+	/**
+	 * @reorder_data: &enum iwl_rx_mpdu_reorder_data
+	 */
+	__le32 reorder_data;
+
+	union {
+		struct iwl_rx_mpdu_desc_v1 v1;
+		struct iwl_rx_mpdu_desc_v3 v3;
+	};
+} __packed; /* RX_MPDU_RES_START_API_S_VER_3 */
+
+#define IWL_RX_DESC_SIZE_V1 offsetofend(struct iwl_rx_mpdu_desc, v1)
 
 struct iwl_frame_release {
 	u8 baid;