From da234962314b867b2924520b997bcb6096e7e918 Mon Sep 17 00:00:00 2001
From: lsg <lsg@beijing>
Date: Tue, 20 Jan 2026 15:48:33 +0800
Subject: [PATCH 1/2] add support for SA8797 chipset; Update documentation

---
 backends/qualcomm/README.md                          | 1 +
 backends/qualcomm/serialization/qc_compiler_spec.fbs | 1 +
 backends/qualcomm/serialization/qc_schema.py         | 2 ++
 backends/qualcomm/utils/utils.py                     | 2 ++
 docs/source/backends-qualcomm.md                     | 1 +
 5 files changed, 7 insertions(+)

diff --git a/backends/qualcomm/README.md b/backends/qualcomm/README.md
index 7d48b40d07d..baf1c929c15 100644
--- a/backends/qualcomm/README.md
+++ b/backends/qualcomm/README.md
@@ -24,6 +24,7 @@ Please check `generate_qnn_executorch_compiler_spec()` in
 - Snapdragon 8 Elite Gen 5
 - SA8295
 - SA8255
+- SA8797 (also used by SA8397)
 - SSG2115P
 - SSG2125P
 - SXR1230P
diff --git a/backends/qualcomm/serialization/qc_compiler_spec.fbs b/backends/qualcomm/serialization/qc_compiler_spec.fbs
index 752abfff2d0..4a42cfd6c57 100644
--- a/backends/qualcomm/serialization/qc_compiler_spec.fbs
+++ b/backends/qualcomm/serialization/qc_compiler_spec.fbs
@@ -34,6 +34,7 @@ table HtpInfo {
 enum QcomChipset: int {
   UNKNOWN_SM = 0,
   SA8295 = 39,
+  SA8797 = 72,
   SM8350 = 30,
   SM8450 = 36,
   SM8475 = 42,
diff --git a/backends/qualcomm/serialization/qc_schema.py b/backends/qualcomm/serialization/qc_schema.py
index e6051c59a46..271b2266169 100644
--- a/backends/qualcomm/serialization/qc_schema.py
+++ b/backends/qualcomm/serialization/qc_schema.py
@@ -40,6 +40,7 @@ class HtpInfo:
 class QcomChipset(IntEnum):
     UNKNOWN_SM = 0
     SA8295 = 39  # v68
+    SA8797 = 72  # v81
     SM8350 = 30  # v68
     SM8450 = 36  # v69
     SM8475 = 42  # v69
@@ -68,6 +69,7 @@ class SocInfo:
 
 _soc_info_table = {
     QcomChipset.SA8295: SocInfo(QcomChipset.SA8295, HtpInfo(HtpArch.V68, 8)),
+    QcomChipset.SA8797: SocInfo(QcomChipset.SA8797, HtpInfo(HtpArch.V81, 16)),    
     QcomChipset.SM8350: SocInfo(QcomChipset.SM8350, HtpInfo(HtpArch.V68, 4)),
     QcomChipset.SM8450: SocInfo(QcomChipset.SM8450, HtpInfo(HtpArch.V69, 8)),
     QcomChipset.SM8475: SocInfo(QcomChipset.SM8475, HtpInfo(HtpArch.V69, 8)),
diff --git a/backends/qualcomm/utils/utils.py b/backends/qualcomm/utils/utils.py
index d4f7996d57c..2e5ff162f9c 100644
--- a/backends/qualcomm/utils/utils.py
+++ b/backends/qualcomm/utils/utils.py
@@ -1129,6 +1129,7 @@ def generate_qnn_executorch_compiler_spec(
 def get_soc_to_arch_map():
     return {
         "SA8295": HtpArch.V68,
+        "SA8797": HtpArch.V81,
         "SM8350": HtpArch.V68,
         "SM8450": HtpArch.V69,
         "SM8475": HtpArch.V69,
@@ -1153,6 +1154,7 @@ def get_soc_to_arch_map():
 def get_soc_to_chipset_map():
     return {
         "SA8295": QcomChipset.SA8295,
+        "SA8797": QcomChipset.SA8797,
         "SM8350": QcomChipset.SM8350,
         "SM8450": QcomChipset.SM8450,
         "SM8475": QcomChipset.SM8475,
diff --git a/docs/source/backends-qualcomm.md b/docs/source/backends-qualcomm.md
index c5582ede191..6aa44dbee67 100644
--- a/docs/source/backends-qualcomm.md
+++ b/docs/source/backends-qualcomm.md
@@ -61,6 +61,7 @@ For more details and troubleshooting, refer to the official Microsoft WSL instal
 ### Hardware:
 You will need an Android / Linux device with adb-connected running on one of below Qualcomm SoCs:
  - SA8295
+ - SA8797 (also used by SA8397)
  - SM8450 (Snapdragon 8 Gen 1)
  - SM8475 (Snapdragon 8 Gen 1+)
  - SM8550 (Snapdragon 8 Gen 2)

From bba3ce5e4f28c4538aa52a5e2f44e8b13f3a6dc2 Mon Sep 17 00:00:00 2001
From: lsg <lsg@beijing>
Date: Thu, 22 Jan 2026 10:49:49 +0800
Subject: [PATCH 2/2] chore(backends/qualcomm): fix code format

---
 backends/qualcomm/serialization/qc_schema.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backends/qualcomm/serialization/qc_schema.py b/backends/qualcomm/serialization/qc_schema.py
index 271b2266169..3f8962c8eca 100644
--- a/backends/qualcomm/serialization/qc_schema.py
+++ b/backends/qualcomm/serialization/qc_schema.py
@@ -69,7 +69,7 @@ class SocInfo:
 
 _soc_info_table = {
     QcomChipset.SA8295: SocInfo(QcomChipset.SA8295, HtpInfo(HtpArch.V68, 8)),
-    QcomChipset.SA8797: SocInfo(QcomChipset.SA8797, HtpInfo(HtpArch.V81, 16)),    
+    QcomChipset.SA8797: SocInfo(QcomChipset.SA8797, HtpInfo(HtpArch.V81, 16)),
     QcomChipset.SM8350: SocInfo(QcomChipset.SM8350, HtpInfo(HtpArch.V68, 4)),
     QcomChipset.SM8450: SocInfo(QcomChipset.SM8450, HtpInfo(HtpArch.V69, 8)),
     QcomChipset.SM8475: SocInfo(QcomChipset.SM8475, HtpInfo(HtpArch.V69, 8)),