iwlwifi: mvm: BT Coex - set the proper LUT for single ant devices

Single shared antenna devices need a special LUT.
Address this need.

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

1 files changed, 52 insertions, 2 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
index 57a7503030fc..a007790223d9 100644
--- a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
+++ b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
@@ -131,6 +131,51 @@ static const __le32 iwl_bt_prio_boost[BT_COEX_BOOST_SIZE] = {
         cpu_to_le32(0xff00ff00),
 };
 
+static const __le32 iwl_single_shared_ant[BT_COEX_MAX_LUT][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),
+        },
+        {
+                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),
+        },
+        {
+                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),
+        },
+};
+
 static const __le32 iwl_combined_lookup[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = {
         {
                 /* Tight */
@@ -354,8 +399,13 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
                                             BT_VALID_TXTX_DELTA_FREQ_THRS |
                                             BT_VALID_TXRX_MAX_FREQ_0);
 
-        memcpy(&bt_cmd->decision_lut, iwl_combined_lookup,
-               sizeof(iwl_combined_lookup));
+        if (mvm->cfg->bt_shared_single_ant)
+                memcpy(&bt_cmd->decision_lut, iwl_single_shared_ant,
+                       sizeof(iwl_single_shared_ant));
+        else
+                memcpy(&bt_cmd->decision_lut, iwl_combined_lookup,
+                       sizeof(iwl_combined_lookup));
+
         memcpy(&bt_cmd->bt_prio_boost, iwl_bt_prio_boost,
                sizeof(iwl_bt_prio_boost));
         memcpy(&bt_cmd->bt4_multiprio_lut, iwl_bt_mprio_lut,