Error handling in case of preview, host disconnect

bsp_diff/caas_cfc/vendor/intel/external/project-celadon/camera-vhal/0005-Error-handling-if-disconnects-in-preview.patch

@@ -0,0 +1,47 @@
+From 545e451cbf1a457bdf721cf6fff6d5b1543b2f72 Mon Sep 17 00:00:00 2001
+From: gkdeepa <[email protected]>
+Date: Thu, 2 Dec 2021 13:16:21 +0530
+Subject: [PATCH] Error handling if disconnects in preview
+
+Tracked-On:
+---
+ src/CameraSocketServerThread.cpp | 9 +++++++--
+ 1 file changed, 7 insertions(+), 2 deletions(-)
+
+diff --git a/src/CameraSocketServerThread.cpp b/src/CameraSocketServerThread.cpp
+index c06fb22..15cdd1c 100644
+--- a/src/CameraSocketServerThread.cpp
++++ b/src/CameraSocketServerThread.cpp
+@@ -13,7 +13,7 @@
+  * See the License for the specific language governing permissions and
+  * limitations under the License.
+  */
+-//#define LOG_NDEBUG 0
++#define LOG_NDEBUG 0
+ //#define LOG_NNDEBUG 0
+ #define LOG_TAG "CameraSocketServerThread: "
+ #include <log/log.h>
+@@ -320,7 +320,7 @@ bool CameraSocketServerThread::threadLoop() {
+                 mClientFd = -1;
+                 clearBuffer(fbuffer, 640, 480);
+                 break;
+-            } else if ((event & POLLIN) || (trans_mode == VSOCK) || (trans_mode == TCP) ) {  // preview / record
++            } else if ((event & POLLIN)  ) {  // preview / record
+                 // data is available in socket => read data
+                 if (gIsInFrameI420) {
+                     ssize_t size = 0;
+@@ -330,6 +330,11 @@ bool CameraSocketServerThread::threadLoop() {
+                     {
+                         while(size_update != 460800){
+                             size = recv(mClientFd, (char *)fbuffer+size_update, 460800, 0);
++                            if(size < 0){
++                               //error handling while in preview
++                               ALOGE(LOG_TAG "entered into recv error, break to recover");
++                               break;
++                            }
+                             size_update += size;
+                             if (size_update == 460800){
+                                 handle->clientRevCount++;
+-- 
+2.17.1
+