From a65aeb4cc74e28d3b042f3cebfe2523f519a0a3b Mon Sep 17 00:00:00 2001
From: yinqingzhao <yinqingzhao@espressif.com>
Date: Mon, 19 Jan 2026 20:22:34 +0800
Subject: [PATCH] feat(wifi): add csi lltf bit mode config

---
 components/esp_wifi/include/esp_wifi_he_types.h | 3 ++-
 components/esp_wifi/lib                         | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/components/esp_wifi/include/esp_wifi_he_types.h b/components/esp_wifi/include/esp_wifi_he_types.h
index 991807dfe74..16f81fbdc2d 100644
--- a/components/esp_wifi/include/esp_wifi_he_types.h
+++ b/components/esp_wifi/include/esp_wifi_he_types.h
@@ -60,7 +60,8 @@ typedef struct {
 
     uint32_t val_scale_cfg           : 4;   /**< value 0-8 */
     uint32_t dump_ack_en             : 1;   /**< enable to dump 802.11 ACK frame, default disabled */
-    uint32_t reserved                : 15;  /**< reserved */
+    uint32_t lltf_bit_mode           : 1;   /**< LLTF bit width mode for I/Q components, 0 : 12-bit, 1 : 8-bit, default : 12-bit */
+    uint32_t reserved                : 14;  /**< reserved */
 } wifi_csi_acquire_config_t;
 #else
 typedef struct {
diff --git a/components/esp_wifi/lib b/components/esp_wifi/lib
index 5dd9353d7d7..d8cc6742344 160000
--- a/components/esp_wifi/lib
+++ b/components/esp_wifi/lib
@@ -1 +1 @@
-Subproject commit 5dd9353d7d79e3f1114ca95cda4922418e76dfa5
+Subproject commit d8cc674234419ff36cf943c4d8d036e06795cde4