[linux-dvb] [patch 7/8] budget-ci IR: add IR debugging information

David Härdeman david at hardeman.nu
Tue Oct 3 02:01:57 CEST 2006


This adds a ir_debug parameter which is useful in tracking down
IR decoding problems.

Based on Darren Salt's dvb-ir patchset.

Signed-off-by: Darren Salt <linux at youmustbejoking.demon.co.uk>
Signed-off-by: David Härdeman <david at hardeman.nu>


Index: v4l-dvb/linux/drivers/media/dvb/ttpci/budget-ci.c
===================================================================
--- v4l-dvb.orig/linux/drivers/media/dvb/ttpci/budget-ci.c	2006-10-02 20:44:17.000000000 +0200
+++ v4l-dvb/linux/drivers/media/dvb/ttpci/budget-ci.c	2006-10-03 01:10:25.000000000 +0200
@@ -85,6 +85,10 @@
 module_param(rc5_device, int, 0644);
 MODULE_PARM_DESC(rc5_device, "only IR commands to given RC5 device (device = 0 - 31, any device = 255, default: autodetect)");
 
+static int ir_debug = 0;
+module_param(ir_debug, int, 0644);
+MODULE_PARM_DESC(ir_debug, "enable debugging information for IR decoding");
+
 struct budget_ci_ir {
 	struct input_dev *dev;
 	struct tasklet_struct msp430_irq_tasklet;
@@ -133,11 +137,15 @@
 
 	/* Is this a RC5 command byte? */
 	if (command & 0x40) {
+		if (ir_debug)
+			printk("budget_ci: received command byte 0x%02x\n", command);
 		ir_key = command & 0x3f;
 		return;
 	}
 
 	/* It's a RC5 device byte */
+	if (ir_debug)
+		printk("budget_ci: received device byte 0x%02x\n", command);
 	device = command & 0x1f;
 	toggle = command & 0x20;
 

--
David Härdeman




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