The Kathrein RCU-676 remote uses the 32-bit rc6 protocol and toggles
bit 15 (0x8000) on repeated button presses, like MCE remotes.

Add it's customer code 0x80460000 to the 32-bit rc6 toggle
handling code to get proper scancodes and toggle reports.

Signed-off-by: Matthias Reichl <h...@horus.com>
---
Here's the link to the bugreport and discussion:
https://forum.libreelec.tv/thread/13086-get-kathrein-rcu-676-remote-to-work-with-le9/

 drivers/media/rc/ir-rc6-decoder.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/media/rc/ir-rc6-decoder.c 
b/drivers/media/rc/ir-rc6-decoder.c
index 68487ce9f79b..d96aed1343e4 100644
--- a/drivers/media/rc/ir-rc6-decoder.c
+++ b/drivers/media/rc/ir-rc6-decoder.c
@@ -40,6 +40,7 @@
 #define RC6_6A_MCE_TOGGLE_MASK 0x8000  /* for the body bits */
 #define RC6_6A_LCC_MASK                0xffff0000 /* RC6-6A-32 long customer 
code mask */
 #define RC6_6A_MCE_CC          0x800f0000 /* MCE customer code */
+#define RC6_6A_KATHREIN_CC     0x80460000 /* Kathrein RCU-676 customer code */
 #ifndef CHAR_BIT
 #define CHAR_BIT 8     /* Normally in <limits.h> */
 #endif
@@ -242,13 +243,17 @@ static int ir_rc6_decode(struct rc_dev *dev, struct 
ir_raw_event ev)
                                toggle = 0;
                                break;
                        case 32:
-                               if ((scancode & RC6_6A_LCC_MASK) == 
RC6_6A_MCE_CC) {
+                               switch (scancode & RC6_6A_LCC_MASK) {
+                               case RC6_6A_MCE_CC:
+                               case RC6_6A_KATHREIN_CC:
                                        protocol = RC_PROTO_RC6_MCE;
                                        toggle = !!(scancode & 
RC6_6A_MCE_TOGGLE_MASK);
                                        scancode &= ~RC6_6A_MCE_TOGGLE_MASK;
-                               } else {
+                                       break;
+                               default:
                                        protocol = RC_PROTO_RC6_6A_32;
                                        toggle = 0;
+                                       break;
                                }
                                break;
                        default:
-- 
2.18.0

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