amlogic-record-device-vendor-ids.patch

From a2939dd179355d77f8d5716b97b9d8924c2647ff Mon Sep 17 00:00:00 2001
From: Scott K Logan <logans@cottsay.net>
Date: Sat, 2 May 2015 21:50:48 -0700
Subject: [PATCH] amlogic: Record device vendor IDs


diff --git a/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx_cec.c b/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx_cec.c
index f571393..66250dd 100755
--- a/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx_cec.c
+++ b/drivers/amlogic/hdmi/hdmi_tx/hdmi_tx_cec.c
@@ -844,6 +844,16 @@ void cec_menu_status_smp_irq(cec_rx_message_t* pcec_message)
     }
 }
 
+void cec_vendor_id_rx(cec_rx_message_t* pcec_message)
+{
+    unsigned char src_log_addr = (pcec_message->content.msg.header >> 4 )&0xf;
+    unsigned char vendor_id_a = pcec_message->content.msg.operands[0];
+    unsigned char vendor_id_b = pcec_message->content.msg.operands[1];
+    unsigned char vendor_id_c = pcec_message->content.msg.operands[2];
+
+    cec_global_info.cec_node_info[src_log_addr].vendor_id = (vendor_id_a << 16) | (vendor_id_b << 8) | vendor_id_c;
+}
+
 void cec_active_source_rx(cec_rx_message_t* pcec_message)
 {
     unsigned int phy_addr_active;
@@ -1137,6 +1147,7 @@ void cec_handle_message(cec_rx_message_t* pcec_message)
         case CEC_OC_DECK_STATUS:
             break;
         case CEC_OC_DEVICE_VENDOR_ID:
+            cec_vendor_id_rx(pcec_message);
             break;
         case CEC_OC_FEATURE_ABORT:
             break;
diff --git a/include/linux/amlogic/hdmi_tx/hdmi_tx_cec.h b/include/linux/amlogic/hdmi_tx/hdmi_tx_cec.h
index 4fa6f29..3434031 100644
--- a/include/linux/amlogic/hdmi_tx/hdmi_tx_cec.h
+++ b/include/linux/amlogic/hdmi_tx/hdmi_tx_cec.h
@@ -563,6 +563,7 @@ void cec_menu_status_smp(cec_device_menu_state_e status);
 void cec_set_imageview_on_irq(void);
 void cec_active_source_irq(void);
 
+void cec_vendor_id_rx(cec_rx_message_t* pcec_message);
 void cec_report_physical_address_smp(void);
 void cec_imageview_on_smp(void);
 void cec_active_source_smp(void);
-- 
2.9.5