diff mbox series

media: rc: ir-rc6-decoder: enable toggle bit for Kathrein RCU-676 remote

Message ID 20180828134942.3ckdxl7lofjabd3o@camel2.lan (mailing list archive)
State New, archived
Headers show
Series media: rc: ir-rc6-decoder: enable toggle bit for Kathrein RCU-676 remote | expand

Commit Message

Matthias Reichl Aug. 28, 2018, 1:49 p.m. UTC
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 <hias@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 mbox series

Patch

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: