iwlwifi: mvm: add BT-Coex LUT for 1x1 products

1x1 products will need a special LUT.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

2 files changed, 21 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h
index 0189b9050f22..83b9ff6ff3ad 100644
--- a/drivers/net/wireless/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/iwlwifi/iwl-config.h
@@ -222,6 +222,7 @@ struct iwl_cfg {
         const u32 max_inst_size;
         u8   valid_tx_ant;
         u8   valid_rx_ant;
+        bool bt_shared_single_ant;
         u16  nvm_ver;
         u16  nvm_calib_ver;
         /* params not likely to change within a device family */
diff --git a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
index 9a4d94a1f90d..dbd622a3929c 100644
--- a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
+++ b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
@@ -202,6 +202,22 @@ static const __le32 iwl_concurrent_lookup[BT_COEX_LUT_SIZE] = {
         cpu_to_le32(0x00000000),
 };
 
+/* single shared antenna */
+static const __le32 iwl_single_shared_ant_lookup[BT_COEX_LUT_SIZE] = {
+        cpu_to_le32(0x40000000),
+        cpu_to_le32(0x00000000),
+        cpu_to_le32(0x44000000),
+        cpu_to_le32(0x00000000),
+        cpu_to_le32(0x40000000),
+        cpu_to_le32(0x00000000),
+        cpu_to_le32(0x44000000),
+        cpu_to_le32(0x00000000),
+        cpu_to_le32(0xC0004000),
+        cpu_to_le32(0xF0005000),
+        cpu_to_le32(0xC0004000),
+        cpu_to_le32(0xF0005000),
+};
+
 int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
 {
         struct iwl_bt_coex_cmd cmd = {
@@ -225,7 +241,10 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
                                         BT_VALID_REDUCED_TX_POWER |
                                         BT_VALID_LUT);
 
-        if (is_loose_coex())
+        if (mvm->cfg->bt_shared_single_ant)
+                memcpy(&cmd.decision_lut, iwl_single_shared_ant_lookup,
+                       sizeof(iwl_single_shared_ant_lookup));
+        else if (is_loose_coex())
                 memcpy(&cmd.decision_lut, iwl_loose_lookup,
                        sizeof(iwl_tight_lookup));
         else